2 * Copyright (c) 2006-2007 Broadcom Corporation
3 * David Christensen <davidch@broadcom.com>. All rights reserved.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 * 3. Neither the name of Broadcom Corporation nor the name of its contributors
15 * may be used to endorse or promote products derived from this software
16 * without specific prior written consent.
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS'
19 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
22 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
23 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
24 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
25 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
26 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
27 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
28 * THE POSSIBILITY OF SUCH DAMAGE.
30 * $FreeBSD: src/sys/dev/bce/if_bce.c,v 1.31 2007/05/16 23:34:11 davidch Exp $
34 * The following controllers are supported by this driver:
42 * The following controllers are not supported by this driver:
48 * BCM5709S A0, A1, B0, B1, B2, C0
52 #include "opt_polling.h"
54 #include <sys/param.h>
56 #include <sys/endian.h>
57 #include <sys/kernel.h>
58 #include <sys/interrupt.h>
60 #include <sys/malloc.h>
61 #include <sys/queue.h>
63 #include <sys/random.h>
66 #include <sys/serialize.h>
67 #include <sys/socket.h>
68 #include <sys/sockio.h>
69 #include <sys/sysctl.h>
72 #include <net/ethernet.h>
74 #include <net/if_arp.h>
75 #include <net/if_dl.h>
76 #include <net/if_media.h>
77 #include <net/if_types.h>
78 #include <net/ifq_var.h>
79 #include <net/vlan/if_vlan_var.h>
80 #include <net/vlan/if_vlan_ether.h>
82 #include <dev/netif/mii_layer/mii.h>
83 #include <dev/netif/mii_layer/miivar.h>
84 #include <dev/netif/mii_layer/brgphyreg.h>
86 #include <bus/pci/pcireg.h>
87 #include <bus/pci/pcivar.h>
89 #include "miibus_if.h"
91 #include <dev/netif/bce/if_bcereg.h>
92 #include <dev/netif/bce/if_bcefw.h>
94 /****************************************************************************/
95 /* BCE Debug Options */
96 /****************************************************************************/
99 static uint32_t bce_debug = BCE_WARN;
103 * 1 = 1 in 2,147,483,648
104 * 256 = 1 in 8,388,608
105 * 2048 = 1 in 1,048,576
106 * 65536 = 1 in 32,768
107 * 1048576 = 1 in 2,048
110 * 1073741824 = 1 in 2
112 * bce_debug_l2fhdr_status_check:
113 * How often the l2_fhdr frame error check will fail.
115 * bce_debug_unexpected_attention:
116 * How often the unexpected attention check will fail.
118 * bce_debug_mbuf_allocation_failure:
119 * How often to simulate an mbuf allocation failure.
121 * bce_debug_dma_map_addr_failure:
122 * How often to simulate a DMA mapping failure.
124 * bce_debug_bootcode_running_failure:
125 * How often to simulate a bootcode failure.
127 static int bce_debug_l2fhdr_status_check = 0;
128 static int bce_debug_unexpected_attention = 0;
129 static int bce_debug_mbuf_allocation_failure = 0;
130 static int bce_debug_dma_map_addr_failure = 0;
131 static int bce_debug_bootcode_running_failure = 0;
133 #endif /* BCE_DEBUG */
136 /****************************************************************************/
137 /* PCI Device ID Table */
139 /* Used by bce_probe() to identify the devices supported by this driver. */
140 /****************************************************************************/
141 #define BCE_DEVDESC_MAX 64
143 static struct bce_type bce_devs[] = {
144 /* BCM5706C Controllers and OEM boards. */
145 { BRCM_VENDORID, BRCM_DEVICEID_BCM5706, HP_VENDORID, 0x3101,
146 "HP NC370T Multifunction Gigabit Server Adapter" },
147 { BRCM_VENDORID, BRCM_DEVICEID_BCM5706, HP_VENDORID, 0x3106,
148 "HP NC370i Multifunction Gigabit Server Adapter" },
149 { BRCM_VENDORID, BRCM_DEVICEID_BCM5706, HP_VENDORID, 0x3070,
150 "HP NC380T PCIe DP Multifunc Gig Server Adapter" },
151 { BRCM_VENDORID, BRCM_DEVICEID_BCM5706, HP_VENDORID, 0x1709,
152 "HP NC371i Multifunction Gigabit Server Adapter" },
153 { BRCM_VENDORID, BRCM_DEVICEID_BCM5706, PCI_ANY_ID, PCI_ANY_ID,
154 "Broadcom NetXtreme II BCM5706 1000Base-T" },
156 /* BCM5706S controllers and OEM boards. */
157 { BRCM_VENDORID, BRCM_DEVICEID_BCM5706S, HP_VENDORID, 0x3102,
158 "HP NC370F Multifunction Gigabit Server Adapter" },
159 { BRCM_VENDORID, BRCM_DEVICEID_BCM5706S, PCI_ANY_ID, PCI_ANY_ID,
160 "Broadcom NetXtreme II BCM5706 1000Base-SX" },
162 /* BCM5708C controllers and OEM boards. */
163 { BRCM_VENDORID, BRCM_DEVICEID_BCM5708, HP_VENDORID, 0x7037,
164 "HP NC373T PCIe Multifunction Gig Server Adapter" },
165 { BRCM_VENDORID, BRCM_DEVICEID_BCM5708, HP_VENDORID, 0x7038,
166 "HP NC373i Multifunction Gigabit Server Adapter" },
167 { BRCM_VENDORID, BRCM_DEVICEID_BCM5708, HP_VENDORID, 0x7045,
168 "HP NC374m PCIe Multifunction Adapter" },
169 { BRCM_VENDORID, BRCM_DEVICEID_BCM5708, PCI_ANY_ID, PCI_ANY_ID,
170 "Broadcom NetXtreme II BCM5708 1000Base-T" },
172 /* BCM5708S controllers and OEM boards. */
173 { BRCM_VENDORID, BRCM_DEVICEID_BCM5708S, HP_VENDORID, 0x1706,
174 "HP NC373m Multifunction Gigabit Server Adapter" },
175 { BRCM_VENDORID, BRCM_DEVICEID_BCM5708S, HP_VENDORID, 0x703b,
176 "HP NC373i Multifunction Gigabit Server Adapter" },
177 { BRCM_VENDORID, BRCM_DEVICEID_BCM5708S, HP_VENDORID, 0x703d,
178 "HP NC373F PCIe Multifunc Giga Server Adapter" },
179 { BRCM_VENDORID, BRCM_DEVICEID_BCM5708S, PCI_ANY_ID, PCI_ANY_ID,
180 "Broadcom NetXtreme II BCM5708S 1000Base-T" },
182 /* BCM5709C controllers and OEM boards. */
183 { BRCM_VENDORID, BRCM_DEVICEID_BCM5709, HP_VENDORID, 0x7055,
184 "HP NC382i DP Multifunction Gigabit Server Adapter" },
185 { BRCM_VENDORID, BRCM_DEVICEID_BCM5709, HP_VENDORID, 0x7059,
186 "HP NC382T PCIe DP Multifunction Gigabit Server Adapter" },
187 { BRCM_VENDORID, BRCM_DEVICEID_BCM5709, PCI_ANY_ID, PCI_ANY_ID,
188 "Broadcom NetXtreme II BCM5709 1000Base-T" },
190 /* BCM5709S controllers and OEM boards. */
191 { BRCM_VENDORID, BRCM_DEVICEID_BCM5709S, HP_VENDORID, 0x171d,
192 "HP NC382m DP 1GbE Multifunction BL-c Adapter" },
193 { BRCM_VENDORID, BRCM_DEVICEID_BCM5709S, HP_VENDORID, 0x7056,
194 "HP NC382i DP Multifunction Gigabit Server Adapter" },
195 { BRCM_VENDORID, BRCM_DEVICEID_BCM5709S, PCI_ANY_ID, PCI_ANY_ID,
196 "Broadcom NetXtreme II BCM5709 1000Base-SX" },
198 /* BCM5716 controllers and OEM boards. */
199 { BRCM_VENDORID, BRCM_DEVICEID_BCM5716, PCI_ANY_ID, PCI_ANY_ID,
200 "Broadcom NetXtreme II BCM5716 1000Base-T" },
206 /****************************************************************************/
207 /* Supported Flash NVRAM device data. */
208 /****************************************************************************/
209 static const struct flash_spec flash_table[] =
211 #define BUFFERED_FLAGS (BCE_NV_BUFFERED | BCE_NV_TRANSLATE)
212 #define NONBUFFERED_FLAGS (BCE_NV_WREN)
215 {0x00000000, 0x40830380, 0x009f0081, 0xa184a053, 0xaf000400,
216 BUFFERED_FLAGS, SEEPROM_PAGE_BITS, SEEPROM_PAGE_SIZE,
217 SEEPROM_BYTE_ADDR_MASK, SEEPROM_TOTAL_SIZE,
219 /* Expansion entry 0001 */
220 {0x08000002, 0x4b808201, 0x00050081, 0x03840253, 0xaf020406,
221 NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE,
222 SAIFUN_FLASH_BYTE_ADDR_MASK, 0,
224 /* Saifun SA25F010 (non-buffered flash) */
225 /* strap, cfg1, & write1 need updates */
226 {0x04000001, 0x47808201, 0x00050081, 0x03840253, 0xaf020406,
227 NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE,
228 SAIFUN_FLASH_BYTE_ADDR_MASK, SAIFUN_FLASH_BASE_TOTAL_SIZE*2,
229 "Non-buffered flash (128kB)"},
230 /* Saifun SA25F020 (non-buffered flash) */
231 /* strap, cfg1, & write1 need updates */
232 {0x0c000003, 0x4f808201, 0x00050081, 0x03840253, 0xaf020406,
233 NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE,
234 SAIFUN_FLASH_BYTE_ADDR_MASK, SAIFUN_FLASH_BASE_TOTAL_SIZE*4,
235 "Non-buffered flash (256kB)"},
236 /* Expansion entry 0100 */
237 {0x11000000, 0x53808201, 0x00050081, 0x03840253, 0xaf020406,
238 NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE,
239 SAIFUN_FLASH_BYTE_ADDR_MASK, 0,
241 /* Entry 0101: ST M45PE10 (non-buffered flash, TetonII B0) */
242 {0x19000002, 0x5b808201, 0x000500db, 0x03840253, 0xaf020406,
243 NONBUFFERED_FLAGS, ST_MICRO_FLASH_PAGE_BITS, ST_MICRO_FLASH_PAGE_SIZE,
244 ST_MICRO_FLASH_BYTE_ADDR_MASK, ST_MICRO_FLASH_BASE_TOTAL_SIZE*2,
245 "Entry 0101: ST M45PE10 (128kB non-bufferred)"},
246 /* Entry 0110: ST M45PE20 (non-buffered flash)*/
247 {0x15000001, 0x57808201, 0x000500db, 0x03840253, 0xaf020406,
248 NONBUFFERED_FLAGS, ST_MICRO_FLASH_PAGE_BITS, ST_MICRO_FLASH_PAGE_SIZE,
249 ST_MICRO_FLASH_BYTE_ADDR_MASK, ST_MICRO_FLASH_BASE_TOTAL_SIZE*4,
250 "Entry 0110: ST M45PE20 (256kB non-bufferred)"},
251 /* Saifun SA25F005 (non-buffered flash) */
252 /* strap, cfg1, & write1 need updates */
253 {0x1d000003, 0x5f808201, 0x00050081, 0x03840253, 0xaf020406,
254 NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE,
255 SAIFUN_FLASH_BYTE_ADDR_MASK, SAIFUN_FLASH_BASE_TOTAL_SIZE,
256 "Non-buffered flash (64kB)"},
258 {0x22000000, 0x62808380, 0x009f0081, 0xa184a053, 0xaf000400,
259 BUFFERED_FLAGS, SEEPROM_PAGE_BITS, SEEPROM_PAGE_SIZE,
260 SEEPROM_BYTE_ADDR_MASK, SEEPROM_TOTAL_SIZE,
262 /* Expansion entry 1001 */
263 {0x2a000002, 0x6b808201, 0x00050081, 0x03840253, 0xaf020406,
264 NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE,
265 SAIFUN_FLASH_BYTE_ADDR_MASK, 0,
267 /* Expansion entry 1010 */
268 {0x26000001, 0x67808201, 0x00050081, 0x03840253, 0xaf020406,
269 NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE,
270 SAIFUN_FLASH_BYTE_ADDR_MASK, 0,
272 /* ATMEL AT45DB011B (buffered flash) */
273 {0x2e000003, 0x6e808273, 0x00570081, 0x68848353, 0xaf000400,
274 BUFFERED_FLAGS, BUFFERED_FLASH_PAGE_BITS, BUFFERED_FLASH_PAGE_SIZE,
275 BUFFERED_FLASH_BYTE_ADDR_MASK, BUFFERED_FLASH_TOTAL_SIZE,
276 "Buffered flash (128kB)"},
277 /* Expansion entry 1100 */
278 {0x33000000, 0x73808201, 0x00050081, 0x03840253, 0xaf020406,
279 NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE,
280 SAIFUN_FLASH_BYTE_ADDR_MASK, 0,
282 /* Expansion entry 1101 */
283 {0x3b000002, 0x7b808201, 0x00050081, 0x03840253, 0xaf020406,
284 NONBUFFERED_FLAGS, SAIFUN_FLASH_PAGE_BITS, SAIFUN_FLASH_PAGE_SIZE,
285 SAIFUN_FLASH_BYTE_ADDR_MASK, 0,
287 /* Ateml Expansion entry 1110 */
288 {0x37000001, 0x76808273, 0x00570081, 0x68848353, 0xaf000400,
289 BUFFERED_FLAGS, BUFFERED_FLASH_PAGE_BITS, BUFFERED_FLASH_PAGE_SIZE,
290 BUFFERED_FLASH_BYTE_ADDR_MASK, 0,
291 "Entry 1110 (Atmel)"},
292 /* ATMEL AT45DB021B (buffered flash) */
293 {0x3f000003, 0x7e808273, 0x00570081, 0x68848353, 0xaf000400,
294 BUFFERED_FLAGS, BUFFERED_FLASH_PAGE_BITS, BUFFERED_FLASH_PAGE_SIZE,
295 BUFFERED_FLASH_BYTE_ADDR_MASK, BUFFERED_FLASH_TOTAL_SIZE*2,
296 "Buffered flash (256kB)"},
300 * The BCM5709 controllers transparently handle the
301 * differences between Atmel 264 byte pages and all
302 * flash devices which use 256 byte pages, so no
303 * logical-to-physical mapping is required in the
306 static struct flash_spec flash_5709 = {
307 .flags = BCE_NV_BUFFERED,
308 .page_bits = BCM5709_FLASH_PAGE_BITS,
309 .page_size = BCM5709_FLASH_PAGE_SIZE,
310 .addr_mask = BCM5709_FLASH_BYTE_ADDR_MASK,
311 .total_size = BUFFERED_FLASH_TOTAL_SIZE * 2,
312 .name = "5709/5716 buffered flash (256kB)",
316 /****************************************************************************/
317 /* DragonFly device entry points. */
318 /****************************************************************************/
319 static int bce_probe(device_t);
320 static int bce_attach(device_t);
321 static int bce_detach(device_t);
322 static void bce_shutdown(device_t);
324 /****************************************************************************/
325 /* BCE Debug Data Structure Dump Routines */
326 /****************************************************************************/
328 static void bce_dump_mbuf(struct bce_softc *, struct mbuf *);
329 static void bce_dump_tx_mbuf_chain(struct bce_softc *, int, int);
330 static void bce_dump_rx_mbuf_chain(struct bce_softc *, int, int);
331 static void bce_dump_txbd(struct bce_softc *, int, struct tx_bd *);
332 static void bce_dump_rxbd(struct bce_softc *, int, struct rx_bd *);
333 static void bce_dump_l2fhdr(struct bce_softc *, int,
334 struct l2_fhdr *) __unused;
335 static void bce_dump_tx_chain(struct bce_softc *, int, int);
336 static void bce_dump_rx_chain(struct bce_softc *, int, int);
337 static void bce_dump_status_block(struct bce_softc *);
338 static void bce_dump_driver_state(struct bce_softc *);
339 static void bce_dump_stats_block(struct bce_softc *) __unused;
340 static void bce_dump_hw_state(struct bce_softc *);
341 static void bce_dump_txp_state(struct bce_softc *);
342 static void bce_dump_rxp_state(struct bce_softc *) __unused;
343 static void bce_dump_tpat_state(struct bce_softc *) __unused;
344 static void bce_freeze_controller(struct bce_softc *) __unused;
345 static void bce_unfreeze_controller(struct bce_softc *) __unused;
346 static void bce_breakpoint(struct bce_softc *);
347 #endif /* BCE_DEBUG */
350 /****************************************************************************/
351 /* BCE Register/Memory Access Routines */
352 /****************************************************************************/
353 static uint32_t bce_reg_rd_ind(struct bce_softc *, uint32_t);
354 static void bce_reg_wr_ind(struct bce_softc *, uint32_t, uint32_t);
355 static void bce_shmem_wr(struct bce_softc *, uint32_t, uint32_t);
356 static uint32_t bce_shmem_rd(struct bce_softc *, u32);
357 static void bce_ctx_wr(struct bce_softc *, uint32_t, uint32_t, uint32_t);
358 static int bce_miibus_read_reg(device_t, int, int);
359 static int bce_miibus_write_reg(device_t, int, int, int);
360 static void bce_miibus_statchg(device_t);
363 /****************************************************************************/
364 /* BCE NVRAM Access Routines */
365 /****************************************************************************/
366 static int bce_acquire_nvram_lock(struct bce_softc *);
367 static int bce_release_nvram_lock(struct bce_softc *);
368 static void bce_enable_nvram_access(struct bce_softc *);
369 static void bce_disable_nvram_access(struct bce_softc *);
370 static int bce_nvram_read_dword(struct bce_softc *, uint32_t, uint8_t *,
372 static int bce_init_nvram(struct bce_softc *);
373 static int bce_nvram_read(struct bce_softc *, uint32_t, uint8_t *, int);
374 static int bce_nvram_test(struct bce_softc *);
376 /****************************************************************************/
377 /* BCE DMA Allocate/Free Routines */
378 /****************************************************************************/
379 static int bce_dma_alloc(struct bce_softc *);
380 static void bce_dma_free(struct bce_softc *);
381 static void bce_dma_map_addr(void *, bus_dma_segment_t *, int, int);
383 /****************************************************************************/
384 /* BCE Firmware Synchronization and Load */
385 /****************************************************************************/
386 static int bce_fw_sync(struct bce_softc *, uint32_t);
387 static void bce_load_rv2p_fw(struct bce_softc *, uint32_t *,
389 static void bce_load_cpu_fw(struct bce_softc *, struct cpu_reg *,
391 static void bce_start_cpu(struct bce_softc *, struct cpu_reg *);
392 static void bce_halt_cpu(struct bce_softc *, struct cpu_reg *);
393 static void bce_start_rxp_cpu(struct bce_softc *);
394 static void bce_init_rxp_cpu(struct bce_softc *);
395 static void bce_init_txp_cpu(struct bce_softc *);
396 static void bce_init_tpat_cpu(struct bce_softc *);
397 static void bce_init_cp_cpu(struct bce_softc *);
398 static void bce_init_com_cpu(struct bce_softc *);
399 static void bce_init_cpus(struct bce_softc *);
401 static void bce_stop(struct bce_softc *);
402 static int bce_reset(struct bce_softc *, uint32_t);
403 static int bce_chipinit(struct bce_softc *);
404 static int bce_blockinit(struct bce_softc *);
405 static int bce_newbuf_std(struct bce_softc *, uint16_t *, uint16_t *,
407 static void bce_setup_rxdesc_std(struct bce_softc *, uint16_t, uint32_t *);
408 static void bce_probe_pci_caps(struct bce_softc *);
409 static void bce_print_adapter_info(struct bce_softc *);
410 static void bce_get_media(struct bce_softc *);
412 static void bce_init_tx_context(struct bce_softc *);
413 static int bce_init_tx_chain(struct bce_softc *);
414 static void bce_init_rx_context(struct bce_softc *);
415 static int bce_init_rx_chain(struct bce_softc *);
416 static void bce_free_rx_chain(struct bce_softc *);
417 static void bce_free_tx_chain(struct bce_softc *);
419 static int bce_encap(struct bce_softc *, struct mbuf **);
420 static void bce_start(struct ifnet *);
421 static int bce_ioctl(struct ifnet *, u_long, caddr_t, struct ucred *);
422 static void bce_watchdog(struct ifnet *);
423 static int bce_ifmedia_upd(struct ifnet *);
424 static void bce_ifmedia_sts(struct ifnet *, struct ifmediareq *);
425 static void bce_init(void *);
426 static void bce_mgmt_init(struct bce_softc *);
428 static int bce_init_ctx(struct bce_softc *);
429 static void bce_get_mac_addr(struct bce_softc *);
430 static void bce_set_mac_addr(struct bce_softc *);
431 static void bce_phy_intr(struct bce_softc *);
432 static void bce_rx_intr(struct bce_softc *, int);
433 static void bce_tx_intr(struct bce_softc *);
434 static void bce_disable_intr(struct bce_softc *);
435 static void bce_enable_intr(struct bce_softc *);
436 static void bce_reenable_intr(struct bce_softc *);
438 #ifdef DEVICE_POLLING
439 static void bce_poll(struct ifnet *, enum poll_cmd, int);
441 static void bce_intr(struct bce_softc *);
442 static void bce_intr_legacy(void *);
443 static void bce_intr_msi(void *);
444 static void bce_intr_msi_oneshot(void *);
445 static void bce_set_rx_mode(struct bce_softc *);
446 static void bce_stats_update(struct bce_softc *);
447 static void bce_tick(void *);
448 static void bce_tick_serialized(struct bce_softc *);
449 static void bce_pulse(void *);
450 static void bce_pulse_check_msi(struct bce_softc *);
451 static void bce_add_sysctls(struct bce_softc *);
453 static void bce_coal_change(struct bce_softc *);
454 static int bce_sysctl_tx_bds_int(SYSCTL_HANDLER_ARGS);
455 static int bce_sysctl_tx_bds(SYSCTL_HANDLER_ARGS);
456 static int bce_sysctl_tx_ticks_int(SYSCTL_HANDLER_ARGS);
457 static int bce_sysctl_tx_ticks(SYSCTL_HANDLER_ARGS);
458 static int bce_sysctl_rx_bds_int(SYSCTL_HANDLER_ARGS);
459 static int bce_sysctl_rx_bds(SYSCTL_HANDLER_ARGS);
460 static int bce_sysctl_rx_ticks_int(SYSCTL_HANDLER_ARGS);
461 static int bce_sysctl_rx_ticks(SYSCTL_HANDLER_ARGS);
462 static int bce_sysctl_coal_change(SYSCTL_HANDLER_ARGS,
463 uint32_t *, uint32_t);
467 * Don't set bce_tx_ticks_int/bce_tx_ticks to 1023. Linux's bnx2
468 * takes 1023 as the TX ticks limit. However, using 1023 will
469 * cause 5708(B2) to generate extra interrupts (~2000/s) even when
470 * there is _no_ network activity on the NIC.
472 static uint32_t bce_tx_bds_int = 255; /* bcm: 20 */
473 static uint32_t bce_tx_bds = 255; /* bcm: 20 */
474 static uint32_t bce_tx_ticks_int = 1022; /* bcm: 80 */
475 static uint32_t bce_tx_ticks = 1022; /* bcm: 80 */
476 static uint32_t bce_rx_bds_int = 128; /* bcm: 6 */
477 static uint32_t bce_rx_bds = 128; /* bcm: 6 */
478 static uint32_t bce_rx_ticks_int = 125; /* bcm: 18 */
479 static uint32_t bce_rx_ticks = 125; /* bcm: 18 */
481 static int bce_msi_enable = 1;
483 static int bce_rx_pages = RX_PAGES_DEFAULT;
484 static int bce_tx_pages = TX_PAGES_DEFAULT;
486 TUNABLE_INT("hw.bce.tx_bds_int", &bce_tx_bds_int);
487 TUNABLE_INT("hw.bce.tx_bds", &bce_tx_bds);
488 TUNABLE_INT("hw.bce.tx_ticks_int", &bce_tx_ticks_int);
489 TUNABLE_INT("hw.bce.tx_ticks", &bce_tx_ticks);
490 TUNABLE_INT("hw.bce.rx_bds_int", &bce_rx_bds_int);
491 TUNABLE_INT("hw.bce.rx_bds", &bce_rx_bds);
492 TUNABLE_INT("hw.bce.rx_ticks_int", &bce_rx_ticks_int);
493 TUNABLE_INT("hw.bce.rx_ticks", &bce_rx_ticks);
494 TUNABLE_INT("hw.bce.msi.enable", &bce_msi_enable);
495 TUNABLE_INT("hw.bce.rx_pages", &bce_rx_pages);
496 TUNABLE_INT("hw.bce.tx_pages", &bce_tx_pages);
498 /****************************************************************************/
499 /* DragonFly device dispatch table. */
500 /****************************************************************************/
501 static device_method_t bce_methods[] = {
502 /* Device interface */
503 DEVMETHOD(device_probe, bce_probe),
504 DEVMETHOD(device_attach, bce_attach),
505 DEVMETHOD(device_detach, bce_detach),
506 DEVMETHOD(device_shutdown, bce_shutdown),
509 DEVMETHOD(bus_print_child, bus_generic_print_child),
510 DEVMETHOD(bus_driver_added, bus_generic_driver_added),
513 DEVMETHOD(miibus_readreg, bce_miibus_read_reg),
514 DEVMETHOD(miibus_writereg, bce_miibus_write_reg),
515 DEVMETHOD(miibus_statchg, bce_miibus_statchg),
520 static driver_t bce_driver = {
523 sizeof(struct bce_softc)
526 static devclass_t bce_devclass;
529 DECLARE_DUMMY_MODULE(if_bce);
530 MODULE_DEPEND(bce, miibus, 1, 1, 1);
531 DRIVER_MODULE(if_bce, pci, bce_driver, bce_devclass, NULL, NULL);
532 DRIVER_MODULE(miibus, bce, miibus_driver, miibus_devclass, NULL, NULL);
535 /****************************************************************************/
536 /* Device probe function. */
538 /* Compares the device to the driver's list of supported devices and */
539 /* reports back to the OS whether this is the right driver for the device. */
542 /* BUS_PROBE_DEFAULT on success, positive value on failure. */
543 /****************************************************************************/
545 bce_probe(device_t dev)
548 uint16_t vid, did, svid, sdid;
550 /* Get the data for the device to be probed. */
551 vid = pci_get_vendor(dev);
552 did = pci_get_device(dev);
553 svid = pci_get_subvendor(dev);
554 sdid = pci_get_subdevice(dev);
556 /* Look through the list of known devices for a match. */
557 for (t = bce_devs; t->bce_name != NULL; ++t) {
558 if (vid == t->bce_vid && did == t->bce_did &&
559 (svid == t->bce_svid || t->bce_svid == PCI_ANY_ID) &&
560 (sdid == t->bce_sdid || t->bce_sdid == PCI_ANY_ID)) {
561 uint32_t revid = pci_read_config(dev, PCIR_REVID, 4);
564 descbuf = kmalloc(BCE_DEVDESC_MAX, M_TEMP, M_WAITOK);
566 /* Print out the device identity. */
567 ksnprintf(descbuf, BCE_DEVDESC_MAX, "%s (%c%d)",
569 ((revid & 0xf0) >> 4) + 'A', revid & 0xf);
571 device_set_desc_copy(dev, descbuf);
572 kfree(descbuf, M_TEMP);
580 /****************************************************************************/
581 /* PCI Capabilities Probe Function. */
583 /* Walks the PCI capabiites list for the device to find what features are */
588 /****************************************************************************/
590 bce_print_adapter_info(struct bce_softc *sc)
592 device_printf(sc->bce_dev, "ASIC (0x%08X); ", sc->bce_chipid);
594 kprintf("Rev (%c%d); ", ((BCE_CHIP_ID(sc) & 0xf000) >> 12) + 'A',
595 ((BCE_CHIP_ID(sc) & 0x0ff0) >> 4));
598 if (sc->bce_flags & BCE_PCIE_FLAG) {
599 kprintf("Bus (PCIe x%d, ", sc->link_width);
600 switch (sc->link_speed) {
602 kprintf("2.5Gbps); ");
608 kprintf("Unknown link speed); ");
612 kprintf("Bus (PCI%s, %s, %dMHz); ",
613 ((sc->bce_flags & BCE_PCIX_FLAG) ? "-X" : ""),
614 ((sc->bce_flags & BCE_PCI_32BIT_FLAG) ? "32-bit" : "64-bit"),
618 /* Firmware version and device features. */
619 kprintf("B/C (%s)", sc->bce_bc_ver);
621 if ((sc->bce_flags & BCE_MFW_ENABLE_FLAG) ||
622 (sc->bce_phy_flags & BCE_PHY_2_5G_CAPABLE_FLAG)) {
624 if (sc->bce_flags & BCE_MFW_ENABLE_FLAG)
625 kprintf("MFW[%s]", sc->bce_mfw_ver);
626 if (sc->bce_phy_flags & BCE_PHY_2_5G_CAPABLE_FLAG)
634 /****************************************************************************/
635 /* PCI Capabilities Probe Function. */
637 /* Walks the PCI capabiites list for the device to find what features are */
642 /****************************************************************************/
644 bce_probe_pci_caps(struct bce_softc *sc)
646 device_t dev = sc->bce_dev;
649 if (pci_is_pcix(dev))
650 sc->bce_cap_flags |= BCE_PCIX_CAPABLE_FLAG;
652 ptr = pci_get_pciecap_ptr(dev);
654 uint16_t link_status = pci_read_config(dev, ptr + 0x12, 2);
656 sc->link_speed = link_status & 0xf;
657 sc->link_width = (link_status >> 4) & 0x3f;
658 sc->bce_cap_flags |= BCE_PCIE_CAPABLE_FLAG;
659 sc->bce_flags |= BCE_PCIE_FLAG;
664 /****************************************************************************/
665 /* Device attach function. */
667 /* Allocates device resources, performs secondary chip identification, */
668 /* resets and initializes the hardware, and initializes driver instance */
672 /* 0 on success, positive value on failure. */
673 /****************************************************************************/
675 bce_attach(device_t dev)
677 struct bce_softc *sc = device_get_softc(dev);
678 struct ifnet *ifp = &sc->arpcom.ac_if;
681 void (*irq_handle)(void *);
684 struct mii_probe_args mii_args;
685 uintptr_t mii_priv = 0;
688 if_initname(ifp, device_get_name(dev), device_get_unit(dev));
690 pci_enable_busmaster(dev);
692 bce_probe_pci_caps(sc);
694 /* Allocate PCI memory resources. */
696 sc->bce_res_mem = bus_alloc_resource_any(dev, SYS_RES_MEMORY, &rid,
697 RF_ACTIVE | PCI_RF_DENSE);
698 if (sc->bce_res_mem == NULL) {
699 device_printf(dev, "PCI memory allocation failed\n");
702 sc->bce_btag = rman_get_bustag(sc->bce_res_mem);
703 sc->bce_bhandle = rman_get_bushandle(sc->bce_res_mem);
705 /* Allocate PCI IRQ resources. */
706 sc->bce_irq_type = pci_alloc_1intr(dev, bce_msi_enable,
707 &sc->bce_irq_rid, &irq_flags);
709 sc->bce_res_irq = bus_alloc_resource_any(dev, SYS_RES_IRQ,
710 &sc->bce_irq_rid, irq_flags);
711 if (sc->bce_res_irq == NULL) {
712 device_printf(dev, "PCI map interrupt failed\n");
718 * Configure byte swap and enable indirect register access.
719 * Rely on CPU to do target byte swapping on big endian systems.
720 * Access to registers outside of PCI configurtion space are not
721 * valid until this is done.
723 pci_write_config(dev, BCE_PCICFG_MISC_CONFIG,
724 BCE_PCICFG_MISC_CONFIG_REG_WINDOW_ENA |
725 BCE_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP, 4);
727 /* Save ASIC revsion info. */
728 sc->bce_chipid = REG_RD(sc, BCE_MISC_ID);
730 /* Weed out any non-production controller revisions. */
731 switch (BCE_CHIP_ID(sc)) {
732 case BCE_CHIP_ID_5706_A0:
733 case BCE_CHIP_ID_5706_A1:
734 case BCE_CHIP_ID_5708_A0:
735 case BCE_CHIP_ID_5708_B0:
736 case BCE_CHIP_ID_5709_A0:
737 case BCE_CHIP_ID_5709_B0:
738 case BCE_CHIP_ID_5709_B1:
740 /* 5709C B2 seems to work fine */
741 case BCE_CHIP_ID_5709_B2:
743 device_printf(dev, "Unsupported chip id 0x%08x!\n",
749 mii_priv |= BRGPHY_FLAG_WIRESPEED;
750 if (BCE_CHIP_NUM(sc) == BCE_CHIP_NUM_5709) {
751 if (BCE_CHIP_REV(sc) == BCE_CHIP_REV_Ax ||
752 BCE_CHIP_REV(sc) == BCE_CHIP_REV_Bx)
753 mii_priv |= BRGPHY_FLAG_NO_EARLYDAC;
755 mii_priv |= BRGPHY_FLAG_BER_BUG;
758 if (sc->bce_irq_type == PCI_INTR_TYPE_LEGACY) {
759 irq_handle = bce_intr_legacy;
760 } else if (sc->bce_irq_type == PCI_INTR_TYPE_MSI) {
761 irq_handle = bce_intr_msi;
762 if (BCE_CHIP_NUM(sc) == BCE_CHIP_NUM_5709) {
763 irq_handle = bce_intr_msi_oneshot;
764 sc->bce_flags |= BCE_ONESHOT_MSI_FLAG;
767 panic("%s: unsupported intr type %d",
768 device_get_nameunit(dev), sc->bce_irq_type);
772 * Find the base address for shared memory access.
773 * Newer versions of bootcode use a signature and offset
774 * while older versions use a fixed address.
776 val = REG_RD_IND(sc, BCE_SHM_HDR_SIGNATURE);
777 if ((val & BCE_SHM_HDR_SIGNATURE_SIG_MASK) ==
778 BCE_SHM_HDR_SIGNATURE_SIG) {
779 /* Multi-port devices use different offsets in shared memory. */
780 sc->bce_shmem_base = REG_RD_IND(sc,
781 BCE_SHM_HDR_ADDR_0 + (pci_get_function(sc->bce_dev) << 2));
783 sc->bce_shmem_base = HOST_VIEW_SHMEM_BASE;
785 DBPRINT(sc, BCE_INFO, "bce_shmem_base = 0x%08X\n", sc->bce_shmem_base);
787 /* Fetch the bootcode revision. */
788 val = bce_shmem_rd(sc, BCE_DEV_INFO_BC_REV);
789 for (i = 0, j = 0; i < 3; i++) {
793 num = (uint8_t)(val >> (24 - (i * 8)));
794 for (k = 100, skip0 = 1; k >= 1; num %= k, k /= 10) {
795 if (num >= k || !skip0 || k == 1) {
796 sc->bce_bc_ver[j++] = (num / k) + '0';
801 sc->bce_bc_ver[j++] = '.';
804 /* Check if any management firwmare is running. */
805 val = bce_shmem_rd(sc, BCE_PORT_FEATURE);
806 if (val & BCE_PORT_FEATURE_ASF_ENABLED) {
807 sc->bce_flags |= BCE_MFW_ENABLE_FLAG;
809 /* Allow time for firmware to enter the running state. */
810 for (i = 0; i < 30; i++) {
811 val = bce_shmem_rd(sc, BCE_BC_STATE_CONDITION);
812 if (val & BCE_CONDITION_MFW_RUN_MASK)
818 /* Check the current bootcode state. */
819 val = bce_shmem_rd(sc, BCE_BC_STATE_CONDITION) &
820 BCE_CONDITION_MFW_RUN_MASK;
821 if (val != BCE_CONDITION_MFW_RUN_UNKNOWN &&
822 val != BCE_CONDITION_MFW_RUN_NONE) {
823 uint32_t addr = bce_shmem_rd(sc, BCE_MFW_VER_PTR);
825 for (i = 0, j = 0; j < 3; j++) {
826 val = bce_reg_rd_ind(sc, addr + j * 4);
828 memcpy(&sc->bce_mfw_ver[i], &val, 4);
833 /* Get PCI bus information (speed and type). */
834 val = REG_RD(sc, BCE_PCICFG_MISC_STATUS);
835 if (val & BCE_PCICFG_MISC_STATUS_PCIX_DET) {
838 sc->bce_flags |= BCE_PCIX_FLAG;
840 clkreg = REG_RD(sc, BCE_PCICFG_PCI_CLOCK_CONTROL_BITS) &
841 BCE_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET;
843 case BCE_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_133MHZ:
844 sc->bus_speed_mhz = 133;
847 case BCE_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_95MHZ:
848 sc->bus_speed_mhz = 100;
851 case BCE_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_66MHZ:
852 case BCE_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_80MHZ:
853 sc->bus_speed_mhz = 66;
856 case BCE_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_48MHZ:
857 case BCE_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_55MHZ:
858 sc->bus_speed_mhz = 50;
861 case BCE_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_LOW:
862 case BCE_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_32MHZ:
863 case BCE_PCICFG_PCI_CLOCK_CONTROL_BITS_PCI_CLK_SPD_DET_38MHZ:
864 sc->bus_speed_mhz = 33;
868 if (val & BCE_PCICFG_MISC_STATUS_M66EN)
869 sc->bus_speed_mhz = 66;
871 sc->bus_speed_mhz = 33;
874 if (val & BCE_PCICFG_MISC_STATUS_32BIT_DET)
875 sc->bce_flags |= BCE_PCI_32BIT_FLAG;
877 /* Reset the controller. */
878 rc = bce_reset(sc, BCE_DRV_MSG_CODE_RESET);
882 /* Initialize the controller. */
883 rc = bce_chipinit(sc);
885 device_printf(dev, "Controller initialization failed!\n");
889 /* Perform NVRAM test. */
890 rc = bce_nvram_test(sc);
892 device_printf(dev, "NVRAM test failed!\n");
896 /* Fetch the permanent Ethernet MAC address. */
897 bce_get_mac_addr(sc);
900 * Trip points control how many BDs
901 * should be ready before generating an
902 * interrupt while ticks control how long
903 * a BD can sit in the chain before
904 * generating an interrupt. Set the default
905 * values for the RX and TX rings.
909 /* Force more frequent interrupts. */
910 sc->bce_tx_quick_cons_trip_int = 1;
911 sc->bce_tx_quick_cons_trip = 1;
912 sc->bce_tx_ticks_int = 0;
913 sc->bce_tx_ticks = 0;
915 sc->bce_rx_quick_cons_trip_int = 1;
916 sc->bce_rx_quick_cons_trip = 1;
917 sc->bce_rx_ticks_int = 0;
918 sc->bce_rx_ticks = 0;
920 sc->bce_tx_quick_cons_trip_int = bce_tx_bds_int;
921 sc->bce_tx_quick_cons_trip = bce_tx_bds;
922 sc->bce_tx_ticks_int = bce_tx_ticks_int;
923 sc->bce_tx_ticks = bce_tx_ticks;
925 sc->bce_rx_quick_cons_trip_int = bce_rx_bds_int;
926 sc->bce_rx_quick_cons_trip = bce_rx_bds;
927 sc->bce_rx_ticks_int = bce_rx_ticks_int;
928 sc->bce_rx_ticks = bce_rx_ticks;
931 /* Update statistics once every second. */
932 sc->bce_stats_ticks = 1000000 & 0xffff00;
934 /* Find the media type for the adapter. */
937 /* Allocate DMA memory resources. */
938 rc = bce_dma_alloc(sc);
940 device_printf(dev, "DMA resource allocation failed!\n");
944 /* Initialize the ifnet interface. */
946 ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST;
947 ifp->if_ioctl = bce_ioctl;
948 ifp->if_start = bce_start;
949 ifp->if_init = bce_init;
950 ifp->if_watchdog = bce_watchdog;
951 #ifdef DEVICE_POLLING
952 ifp->if_poll = bce_poll;
954 ifp->if_mtu = ETHERMTU;
955 ifp->if_hwassist = BCE_IF_HWASSIST;
956 ifp->if_capabilities = BCE_IF_CAPABILITIES;
957 ifp->if_capenable = ifp->if_capabilities;
958 ifq_set_maxlen(&ifp->if_snd, USABLE_TX_BD(sc));
959 ifq_set_ready(&ifp->if_snd);
961 if (sc->bce_phy_flags & BCE_PHY_2_5G_CAPABLE_FLAG)
962 ifp->if_baudrate = IF_Gbps(2.5);
964 ifp->if_baudrate = IF_Gbps(1);
966 /* Assume a standard 1500 byte MTU size for mbuf allocations. */
967 sc->mbuf_alloc_size = MCLBYTES;
972 mii_probe_args_init(&mii_args, bce_ifmedia_upd, bce_ifmedia_sts);
973 mii_args.mii_probemask = 1 << sc->bce_phy_addr;
974 mii_args.mii_privtag = MII_PRIVTAG_BRGPHY;
975 mii_args.mii_priv = mii_priv;
977 rc = mii_probe(dev, &sc->bce_miibus, &mii_args);
979 device_printf(dev, "PHY probe failed!\n");
983 /* Attach to the Ethernet interface list. */
984 ether_ifattach(ifp, sc->eaddr, NULL);
986 callout_init_mp(&sc->bce_tick_callout);
987 callout_init_mp(&sc->bce_pulse_callout);
989 /* Hookup IRQ last. */
990 rc = bus_setup_intr(dev, sc->bce_res_irq, INTR_MPSAFE, irq_handle, sc,
991 &sc->bce_intrhand, ifp->if_serializer);
993 device_printf(dev, "Failed to setup IRQ!\n");
998 ifp->if_cpuid = rman_get_cpuid(sc->bce_res_irq);
999 KKASSERT(ifp->if_cpuid >= 0 && ifp->if_cpuid < ncpus);
1001 /* Print some important debugging info. */
1002 DBRUN(BCE_INFO, bce_dump_driver_state(sc));
1004 /* Add the supported sysctls to the kernel. */
1005 bce_add_sysctls(sc);
1008 * The chip reset earlier notified the bootcode that
1009 * a driver is present. We now need to start our pulse
1010 * routine so that the bootcode is reminded that we're
1015 /* Get the firmware running so IPMI still works */
1019 bce_print_adapter_info(sc);
1028 /****************************************************************************/
1029 /* Device detach function. */
1031 /* Stops the controller, resets the controller, and releases resources. */
1034 /* 0 on success, positive value on failure. */
1035 /****************************************************************************/
1037 bce_detach(device_t dev)
1039 struct bce_softc *sc = device_get_softc(dev);
1041 if (device_is_attached(dev)) {
1042 struct ifnet *ifp = &sc->arpcom.ac_if;
1045 /* Stop and reset the controller. */
1046 lwkt_serialize_enter(ifp->if_serializer);
1047 callout_stop(&sc->bce_pulse_callout);
1049 if (sc->bce_flags & BCE_NO_WOL_FLAG)
1050 msg = BCE_DRV_MSG_CODE_UNLOAD_LNK_DN;
1052 msg = BCE_DRV_MSG_CODE_UNLOAD;
1054 bus_teardown_intr(dev, sc->bce_res_irq, sc->bce_intrhand);
1055 lwkt_serialize_exit(ifp->if_serializer);
1057 ether_ifdetach(ifp);
1060 /* If we have a child device on the MII bus remove it too. */
1062 device_delete_child(dev, sc->bce_miibus);
1063 bus_generic_detach(dev);
1065 if (sc->bce_res_irq != NULL) {
1066 bus_release_resource(dev, SYS_RES_IRQ, sc->bce_irq_rid,
1070 if (sc->bce_irq_type == PCI_INTR_TYPE_MSI)
1071 pci_release_msi(dev);
1073 if (sc->bce_res_mem != NULL) {
1074 bus_release_resource(dev, SYS_RES_MEMORY, PCIR_BAR(0),
1080 if (sc->bce_sysctl_tree != NULL)
1081 sysctl_ctx_free(&sc->bce_sysctl_ctx);
1087 /****************************************************************************/
1088 /* Device shutdown function. */
1090 /* Stops and resets the controller. */
1094 /****************************************************************************/
1096 bce_shutdown(device_t dev)
1098 struct bce_softc *sc = device_get_softc(dev);
1099 struct ifnet *ifp = &sc->arpcom.ac_if;
1102 lwkt_serialize_enter(ifp->if_serializer);
1104 if (sc->bce_flags & BCE_NO_WOL_FLAG)
1105 msg = BCE_DRV_MSG_CODE_UNLOAD_LNK_DN;
1107 msg = BCE_DRV_MSG_CODE_UNLOAD;
1109 lwkt_serialize_exit(ifp->if_serializer);
1113 /****************************************************************************/
1114 /* Indirect register read. */
1116 /* Reads NetXtreme II registers using an index/data register pair in PCI */
1117 /* configuration space. Using this mechanism avoids issues with posted */
1118 /* reads but is much slower than memory-mapped I/O. */
1121 /* The value of the register. */
1122 /****************************************************************************/
1124 bce_reg_rd_ind(struct bce_softc *sc, uint32_t offset)
1126 device_t dev = sc->bce_dev;
1128 pci_write_config(dev, BCE_PCICFG_REG_WINDOW_ADDRESS, offset, 4);
1132 val = pci_read_config(dev, BCE_PCICFG_REG_WINDOW, 4);
1133 DBPRINT(sc, BCE_EXCESSIVE,
1134 "%s(); offset = 0x%08X, val = 0x%08X\n",
1135 __func__, offset, val);
1139 return pci_read_config(dev, BCE_PCICFG_REG_WINDOW, 4);
1144 /****************************************************************************/
1145 /* Indirect register write. */
1147 /* Writes NetXtreme II registers using an index/data register pair in PCI */
1148 /* configuration space. Using this mechanism avoids issues with posted */
1149 /* writes but is muchh slower than memory-mapped I/O. */
1153 /****************************************************************************/
1155 bce_reg_wr_ind(struct bce_softc *sc, uint32_t offset, uint32_t val)
1157 device_t dev = sc->bce_dev;
1159 DBPRINT(sc, BCE_EXCESSIVE, "%s(); offset = 0x%08X, val = 0x%08X\n",
1160 __func__, offset, val);
1162 pci_write_config(dev, BCE_PCICFG_REG_WINDOW_ADDRESS, offset, 4);
1163 pci_write_config(dev, BCE_PCICFG_REG_WINDOW, val, 4);
1167 /****************************************************************************/
1168 /* Shared memory write. */
1170 /* Writes NetXtreme II shared memory region. */
1174 /****************************************************************************/
1176 bce_shmem_wr(struct bce_softc *sc, uint32_t offset, uint32_t val)
1178 bce_reg_wr_ind(sc, sc->bce_shmem_base + offset, val);
1182 /****************************************************************************/
1183 /* Shared memory read. */
1185 /* Reads NetXtreme II shared memory region. */
1188 /* The 32 bit value read. */
1189 /****************************************************************************/
1191 bce_shmem_rd(struct bce_softc *sc, uint32_t offset)
1193 return bce_reg_rd_ind(sc, sc->bce_shmem_base + offset);
1197 /****************************************************************************/
1198 /* Context memory write. */
1200 /* The NetXtreme II controller uses context memory to track connection */
1201 /* information for L2 and higher network protocols. */
1205 /****************************************************************************/
1207 bce_ctx_wr(struct bce_softc *sc, uint32_t cid_addr, uint32_t ctx_offset,
1210 uint32_t idx, offset = ctx_offset + cid_addr;
1211 uint32_t val, retry_cnt = 5;
1213 if (BCE_CHIP_NUM(sc) == BCE_CHIP_NUM_5709 ||
1214 BCE_CHIP_NUM(sc) == BCE_CHIP_NUM_5716) {
1215 REG_WR(sc, BCE_CTX_CTX_DATA, ctx_val);
1216 REG_WR(sc, BCE_CTX_CTX_CTRL, (offset | BCE_CTX_CTX_CTRL_WRITE_REQ));
1218 for (idx = 0; idx < retry_cnt; idx++) {
1219 val = REG_RD(sc, BCE_CTX_CTX_CTRL);
1220 if ((val & BCE_CTX_CTX_CTRL_WRITE_REQ) == 0)
1225 if (val & BCE_CTX_CTX_CTRL_WRITE_REQ) {
1226 device_printf(sc->bce_dev,
1227 "Unable to write CTX memory: "
1228 "cid_addr = 0x%08X, offset = 0x%08X!\n",
1229 cid_addr, ctx_offset);
1232 REG_WR(sc, BCE_CTX_DATA_ADR, offset);
1233 REG_WR(sc, BCE_CTX_DATA, ctx_val);
1238 /****************************************************************************/
1239 /* PHY register read. */
1241 /* Implements register reads on the MII bus. */
1244 /* The value of the register. */
1245 /****************************************************************************/
1247 bce_miibus_read_reg(device_t dev, int phy, int reg)
1249 struct bce_softc *sc = device_get_softc(dev);
1253 /* Make sure we are accessing the correct PHY address. */
1254 KASSERT(phy == sc->bce_phy_addr,
1255 ("invalid phyno %d, should be %d\n", phy, sc->bce_phy_addr));
1257 if (sc->bce_phy_flags & BCE_PHY_INT_MODE_AUTO_POLLING_FLAG) {
1258 val = REG_RD(sc, BCE_EMAC_MDIO_MODE);
1259 val &= ~BCE_EMAC_MDIO_MODE_AUTO_POLL;
1261 REG_WR(sc, BCE_EMAC_MDIO_MODE, val);
1262 REG_RD(sc, BCE_EMAC_MDIO_MODE);
1267 val = BCE_MIPHY(phy) | BCE_MIREG(reg) |
1268 BCE_EMAC_MDIO_COMM_COMMAND_READ | BCE_EMAC_MDIO_COMM_DISEXT |
1269 BCE_EMAC_MDIO_COMM_START_BUSY;
1270 REG_WR(sc, BCE_EMAC_MDIO_COMM, val);
1272 for (i = 0; i < BCE_PHY_TIMEOUT; i++) {
1275 val = REG_RD(sc, BCE_EMAC_MDIO_COMM);
1276 if (!(val & BCE_EMAC_MDIO_COMM_START_BUSY)) {
1279 val = REG_RD(sc, BCE_EMAC_MDIO_COMM);
1280 val &= BCE_EMAC_MDIO_COMM_DATA;
1285 if (val & BCE_EMAC_MDIO_COMM_START_BUSY) {
1286 if_printf(&sc->arpcom.ac_if,
1287 "Error: PHY read timeout! phy = %d, reg = 0x%04X\n",
1291 val = REG_RD(sc, BCE_EMAC_MDIO_COMM);
1294 DBPRINT(sc, BCE_EXCESSIVE,
1295 "%s(): phy = %d, reg = 0x%04X, val = 0x%04X\n",
1296 __func__, phy, (uint16_t)reg & 0xffff, (uint16_t) val & 0xffff);
1298 if (sc->bce_phy_flags & BCE_PHY_INT_MODE_AUTO_POLLING_FLAG) {
1299 val = REG_RD(sc, BCE_EMAC_MDIO_MODE);
1300 val |= BCE_EMAC_MDIO_MODE_AUTO_POLL;
1302 REG_WR(sc, BCE_EMAC_MDIO_MODE, val);
1303 REG_RD(sc, BCE_EMAC_MDIO_MODE);
1307 return (val & 0xffff);
1311 /****************************************************************************/
1312 /* PHY register write. */
1314 /* Implements register writes on the MII bus. */
1317 /* The value of the register. */
1318 /****************************************************************************/
1320 bce_miibus_write_reg(device_t dev, int phy, int reg, int val)
1322 struct bce_softc *sc = device_get_softc(dev);
1326 /* Make sure we are accessing the correct PHY address. */
1327 KASSERT(phy == sc->bce_phy_addr,
1328 ("invalid phyno %d, should be %d\n", phy, sc->bce_phy_addr));
1330 DBPRINT(sc, BCE_EXCESSIVE,
1331 "%s(): phy = %d, reg = 0x%04X, val = 0x%04X\n",
1332 __func__, phy, (uint16_t)(reg & 0xffff),
1333 (uint16_t)(val & 0xffff));
1335 if (sc->bce_phy_flags & BCE_PHY_INT_MODE_AUTO_POLLING_FLAG) {
1336 val1 = REG_RD(sc, BCE_EMAC_MDIO_MODE);
1337 val1 &= ~BCE_EMAC_MDIO_MODE_AUTO_POLL;
1339 REG_WR(sc, BCE_EMAC_MDIO_MODE, val1);
1340 REG_RD(sc, BCE_EMAC_MDIO_MODE);
1345 val1 = BCE_MIPHY(phy) | BCE_MIREG(reg) | val |
1346 BCE_EMAC_MDIO_COMM_COMMAND_WRITE |
1347 BCE_EMAC_MDIO_COMM_START_BUSY | BCE_EMAC_MDIO_COMM_DISEXT;
1348 REG_WR(sc, BCE_EMAC_MDIO_COMM, val1);
1350 for (i = 0; i < BCE_PHY_TIMEOUT; i++) {
1353 val1 = REG_RD(sc, BCE_EMAC_MDIO_COMM);
1354 if (!(val1 & BCE_EMAC_MDIO_COMM_START_BUSY)) {
1360 if (val1 & BCE_EMAC_MDIO_COMM_START_BUSY)
1361 if_printf(&sc->arpcom.ac_if, "PHY write timeout!\n");
1363 if (sc->bce_phy_flags & BCE_PHY_INT_MODE_AUTO_POLLING_FLAG) {
1364 val1 = REG_RD(sc, BCE_EMAC_MDIO_MODE);
1365 val1 |= BCE_EMAC_MDIO_MODE_AUTO_POLL;
1367 REG_WR(sc, BCE_EMAC_MDIO_MODE, val1);
1368 REG_RD(sc, BCE_EMAC_MDIO_MODE);
1376 /****************************************************************************/
1377 /* MII bus status change. */
1379 /* Called by the MII bus driver when the PHY establishes link to set the */
1380 /* MAC interface registers. */
1384 /****************************************************************************/
1386 bce_miibus_statchg(device_t dev)
1388 struct bce_softc *sc = device_get_softc(dev);
1389 struct mii_data *mii = device_get_softc(sc->bce_miibus);
1391 DBPRINT(sc, BCE_INFO, "mii_media_active = 0x%08X\n",
1392 mii->mii_media_active);
1395 /* Decode the interface media flags. */
1396 if_printf(&sc->arpcom.ac_if, "Media: ( ");
1397 switch(IFM_TYPE(mii->mii_media_active)) {
1399 kprintf("Ethernet )");
1402 kprintf("Unknown )");
1406 kprintf(" Media Options: ( ");
1407 switch(IFM_SUBTYPE(mii->mii_media_active)) {
1409 kprintf("Autoselect )");
1412 kprintf("Manual )");
1418 kprintf("10Base-T )");
1421 kprintf("100Base-TX )");
1424 kprintf("1000Base-SX )");
1427 kprintf("1000Base-T )");
1434 kprintf(" Global Options: (");
1435 if (mii->mii_media_active & IFM_FDX)
1436 kprintf(" FullDuplex");
1437 if (mii->mii_media_active & IFM_HDX)
1438 kprintf(" HalfDuplex");
1439 if (mii->mii_media_active & IFM_LOOP)
1440 kprintf(" Loopback");
1441 if (mii->mii_media_active & IFM_FLAG0)
1443 if (mii->mii_media_active & IFM_FLAG1)
1445 if (mii->mii_media_active & IFM_FLAG2)
1450 BCE_CLRBIT(sc, BCE_EMAC_MODE, BCE_EMAC_MODE_PORT);
1453 * Set MII or GMII interface based on the speed negotiated
1456 if (IFM_SUBTYPE(mii->mii_media_active) == IFM_1000_T ||
1457 IFM_SUBTYPE(mii->mii_media_active) == IFM_1000_SX) {
1458 DBPRINT(sc, BCE_INFO, "Setting GMII interface.\n");
1459 BCE_SETBIT(sc, BCE_EMAC_MODE, BCE_EMAC_MODE_PORT_GMII);
1461 DBPRINT(sc, BCE_INFO, "Setting MII interface.\n");
1462 BCE_SETBIT(sc, BCE_EMAC_MODE, BCE_EMAC_MODE_PORT_MII);
1466 * Set half or full duplex based on the duplicity negotiated
1469 if ((mii->mii_media_active & IFM_GMASK) == IFM_FDX) {
1470 DBPRINT(sc, BCE_INFO, "Setting Full-Duplex interface.\n");
1471 BCE_CLRBIT(sc, BCE_EMAC_MODE, BCE_EMAC_MODE_HALF_DUPLEX);
1473 DBPRINT(sc, BCE_INFO, "Setting Half-Duplex interface.\n");
1474 BCE_SETBIT(sc, BCE_EMAC_MODE, BCE_EMAC_MODE_HALF_DUPLEX);
1479 /****************************************************************************/
1480 /* Acquire NVRAM lock. */
1482 /* Before the NVRAM can be accessed the caller must acquire an NVRAM lock. */
1483 /* Locks 0 and 2 are reserved, lock 1 is used by firmware and lock 2 is */
1484 /* for use by the driver. */
1487 /* 0 on success, positive value on failure. */
1488 /****************************************************************************/
1490 bce_acquire_nvram_lock(struct bce_softc *sc)
1495 DBPRINT(sc, BCE_VERBOSE, "Acquiring NVRAM lock.\n");
1497 /* Request access to the flash interface. */
1498 REG_WR(sc, BCE_NVM_SW_ARB, BCE_NVM_SW_ARB_ARB_REQ_SET2);
1499 for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) {
1500 val = REG_RD(sc, BCE_NVM_SW_ARB);
1501 if (val & BCE_NVM_SW_ARB_ARB_ARB2)
1507 if (j >= NVRAM_TIMEOUT_COUNT) {
1508 DBPRINT(sc, BCE_WARN, "Timeout acquiring NVRAM lock!\n");
1515 /****************************************************************************/
1516 /* Release NVRAM lock. */
1518 /* When the caller is finished accessing NVRAM the lock must be released. */
1519 /* Locks 0 and 2 are reserved, lock 1 is used by firmware and lock 2 is */
1520 /* for use by the driver. */
1523 /* 0 on success, positive value on failure. */
1524 /****************************************************************************/
1526 bce_release_nvram_lock(struct bce_softc *sc)
1531 DBPRINT(sc, BCE_VERBOSE, "Releasing NVRAM lock.\n");
1534 * Relinquish nvram interface.
1536 REG_WR(sc, BCE_NVM_SW_ARB, BCE_NVM_SW_ARB_ARB_REQ_CLR2);
1538 for (j = 0; j < NVRAM_TIMEOUT_COUNT; j++) {
1539 val = REG_RD(sc, BCE_NVM_SW_ARB);
1540 if (!(val & BCE_NVM_SW_ARB_ARB_ARB2))
1546 if (j >= NVRAM_TIMEOUT_COUNT) {
1547 DBPRINT(sc, BCE_WARN, "Timeout reeasing NVRAM lock!\n");
1554 /****************************************************************************/
1555 /* Enable NVRAM access. */
1557 /* Before accessing NVRAM for read or write operations the caller must */
1558 /* enabled NVRAM access. */
1562 /****************************************************************************/
1564 bce_enable_nvram_access(struct bce_softc *sc)
1568 DBPRINT(sc, BCE_VERBOSE, "Enabling NVRAM access.\n");
1570 val = REG_RD(sc, BCE_NVM_ACCESS_ENABLE);
1571 /* Enable both bits, even on read. */
1572 REG_WR(sc, BCE_NVM_ACCESS_ENABLE,
1573 val | BCE_NVM_ACCESS_ENABLE_EN | BCE_NVM_ACCESS_ENABLE_WR_EN);
1577 /****************************************************************************/
1578 /* Disable NVRAM access. */
1580 /* When the caller is finished accessing NVRAM access must be disabled. */
1584 /****************************************************************************/
1586 bce_disable_nvram_access(struct bce_softc *sc)
1590 DBPRINT(sc, BCE_VERBOSE, "Disabling NVRAM access.\n");
1592 val = REG_RD(sc, BCE_NVM_ACCESS_ENABLE);
1594 /* Disable both bits, even after read. */
1595 REG_WR(sc, BCE_NVM_ACCESS_ENABLE,
1596 val & ~(BCE_NVM_ACCESS_ENABLE_EN | BCE_NVM_ACCESS_ENABLE_WR_EN));
1600 /****************************************************************************/
1601 /* Read a dword (32 bits) from NVRAM. */
1603 /* Read a 32 bit word from NVRAM. The caller is assumed to have already */
1604 /* obtained the NVRAM lock and enabled the controller for NVRAM access. */
1607 /* 0 on success and the 32 bit value read, positive value on failure. */
1608 /****************************************************************************/
1610 bce_nvram_read_dword(struct bce_softc *sc, uint32_t offset, uint8_t *ret_val,
1616 /* Build the command word. */
1617 cmd = BCE_NVM_COMMAND_DOIT | cmd_flags;
1619 /* Calculate the offset for buffered flash. */
1620 if (sc->bce_flash_info->flags & BCE_NV_TRANSLATE) {
1621 offset = ((offset / sc->bce_flash_info->page_size) <<
1622 sc->bce_flash_info->page_bits) +
1623 (offset % sc->bce_flash_info->page_size);
1627 * Clear the DONE bit separately, set the address to read,
1628 * and issue the read.
1630 REG_WR(sc, BCE_NVM_COMMAND, BCE_NVM_COMMAND_DONE);
1631 REG_WR(sc, BCE_NVM_ADDR, offset & BCE_NVM_ADDR_NVM_ADDR_VALUE);
1632 REG_WR(sc, BCE_NVM_COMMAND, cmd);
1634 /* Wait for completion. */
1635 for (i = 0; i < NVRAM_TIMEOUT_COUNT; i++) {
1640 val = REG_RD(sc, BCE_NVM_COMMAND);
1641 if (val & BCE_NVM_COMMAND_DONE) {
1642 val = REG_RD(sc, BCE_NVM_READ);
1645 memcpy(ret_val, &val, 4);
1650 /* Check for errors. */
1651 if (i >= NVRAM_TIMEOUT_COUNT) {
1652 if_printf(&sc->arpcom.ac_if,
1653 "Timeout error reading NVRAM at offset 0x%08X!\n",
1661 /****************************************************************************/
1662 /* Initialize NVRAM access. */
1664 /* Identify the NVRAM device in use and prepare the NVRAM interface to */
1665 /* access that device. */
1668 /* 0 on success, positive value on failure. */
1669 /****************************************************************************/
1671 bce_init_nvram(struct bce_softc *sc)
1674 int j, entry_count, rc = 0;
1675 const struct flash_spec *flash;
1677 DBPRINT(sc, BCE_VERBOSE_RESET, "Entering %s()\n", __func__);
1679 if (BCE_CHIP_NUM(sc) == BCE_CHIP_NUM_5709 ||
1680 BCE_CHIP_NUM(sc) == BCE_CHIP_NUM_5716) {
1681 sc->bce_flash_info = &flash_5709;
1682 goto bce_init_nvram_get_flash_size;
1685 /* Determine the selected interface. */
1686 val = REG_RD(sc, BCE_NVM_CFG1);
1688 entry_count = sizeof(flash_table) / sizeof(struct flash_spec);
1691 * Flash reconfiguration is required to support additional
1692 * NVRAM devices not directly supported in hardware.
1693 * Check if the flash interface was reconfigured
1697 if (val & 0x40000000) {
1698 /* Flash interface reconfigured by bootcode. */
1700 DBPRINT(sc, BCE_INFO_LOAD,
1701 "%s(): Flash WAS reconfigured.\n", __func__);
1703 for (j = 0, flash = flash_table; j < entry_count;
1705 if ((val & FLASH_BACKUP_STRAP_MASK) ==
1706 (flash->config1 & FLASH_BACKUP_STRAP_MASK)) {
1707 sc->bce_flash_info = flash;
1712 /* Flash interface not yet reconfigured. */
1715 DBPRINT(sc, BCE_INFO_LOAD,
1716 "%s(): Flash was NOT reconfigured.\n", __func__);
1718 if (val & (1 << 23))
1719 mask = FLASH_BACKUP_STRAP_MASK;
1721 mask = FLASH_STRAP_MASK;
1723 /* Look for the matching NVRAM device configuration data. */
1724 for (j = 0, flash = flash_table; j < entry_count;
1726 /* Check if the device matches any of the known devices. */
1727 if ((val & mask) == (flash->strapping & mask)) {
1728 /* Found a device match. */
1729 sc->bce_flash_info = flash;
1731 /* Request access to the flash interface. */
1732 rc = bce_acquire_nvram_lock(sc);
1736 /* Reconfigure the flash interface. */
1737 bce_enable_nvram_access(sc);
1738 REG_WR(sc, BCE_NVM_CFG1, flash->config1);
1739 REG_WR(sc, BCE_NVM_CFG2, flash->config2);
1740 REG_WR(sc, BCE_NVM_CFG3, flash->config3);
1741 REG_WR(sc, BCE_NVM_WRITE1, flash->write1);
1742 bce_disable_nvram_access(sc);
1743 bce_release_nvram_lock(sc);
1749 /* Check if a matching device was found. */
1750 if (j == entry_count) {
1751 sc->bce_flash_info = NULL;
1752 if_printf(&sc->arpcom.ac_if, "Unknown Flash NVRAM found!\n");
1756 bce_init_nvram_get_flash_size:
1757 /* Write the flash config data to the shared memory interface. */
1758 val = bce_shmem_rd(sc, BCE_SHARED_HW_CFG_CONFIG2) &
1759 BCE_SHARED_HW_CFG2_NVM_SIZE_MASK;
1761 sc->bce_flash_size = val;
1763 sc->bce_flash_size = sc->bce_flash_info->total_size;
1765 DBPRINT(sc, BCE_INFO_LOAD, "%s() flash->total_size = 0x%08X\n",
1766 __func__, sc->bce_flash_info->total_size);
1768 DBPRINT(sc, BCE_VERBOSE_RESET, "Exiting %s()\n", __func__);
1774 /****************************************************************************/
1775 /* Read an arbitrary range of data from NVRAM. */
1777 /* Prepares the NVRAM interface for access and reads the requested data */
1778 /* into the supplied buffer. */
1781 /* 0 on success and the data read, positive value on failure. */
1782 /****************************************************************************/
1784 bce_nvram_read(struct bce_softc *sc, uint32_t offset, uint8_t *ret_buf,
1787 uint32_t cmd_flags, offset32, len32, extra;
1793 /* Request access to the flash interface. */
1794 rc = bce_acquire_nvram_lock(sc);
1798 /* Enable access to flash interface */
1799 bce_enable_nvram_access(sc);
1807 /* XXX should we release nvram lock if read_dword() fails? */
1813 pre_len = 4 - (offset & 3);
1815 if (pre_len >= len32) {
1817 cmd_flags = BCE_NVM_COMMAND_FIRST | BCE_NVM_COMMAND_LAST;
1819 cmd_flags = BCE_NVM_COMMAND_FIRST;
1822 rc = bce_nvram_read_dword(sc, offset32, buf, cmd_flags);
1826 memcpy(ret_buf, buf + (offset & 3), pre_len);
1834 extra = 4 - (len32 & 3);
1835 len32 = (len32 + 4) & ~3;
1842 cmd_flags = BCE_NVM_COMMAND_LAST;
1844 cmd_flags = BCE_NVM_COMMAND_FIRST |
1845 BCE_NVM_COMMAND_LAST;
1847 rc = bce_nvram_read_dword(sc, offset32, buf, cmd_flags);
1849 memcpy(ret_buf, buf, 4 - extra);
1850 } else if (len32 > 0) {
1853 /* Read the first word. */
1857 cmd_flags = BCE_NVM_COMMAND_FIRST;
1859 rc = bce_nvram_read_dword(sc, offset32, ret_buf, cmd_flags);
1861 /* Advance to the next dword. */
1866 while (len32 > 4 && rc == 0) {
1867 rc = bce_nvram_read_dword(sc, offset32, ret_buf, 0);
1869 /* Advance to the next dword. */
1876 goto bce_nvram_read_locked_exit;
1878 cmd_flags = BCE_NVM_COMMAND_LAST;
1879 rc = bce_nvram_read_dword(sc, offset32, buf, cmd_flags);
1881 memcpy(ret_buf, buf, 4 - extra);
1884 bce_nvram_read_locked_exit:
1885 /* Disable access to flash interface and release the lock. */
1886 bce_disable_nvram_access(sc);
1887 bce_release_nvram_lock(sc);
1893 /****************************************************************************/
1894 /* Verifies that NVRAM is accessible and contains valid data. */
1896 /* Reads the configuration data from NVRAM and verifies that the CRC is */
1900 /* 0 on success, positive value on failure. */
1901 /****************************************************************************/
1903 bce_nvram_test(struct bce_softc *sc)
1905 uint32_t buf[BCE_NVRAM_SIZE / 4];
1906 uint32_t magic, csum;
1907 uint8_t *data = (uint8_t *)buf;
1911 * Check that the device NVRAM is valid by reading
1912 * the magic value at offset 0.
1914 rc = bce_nvram_read(sc, 0, data, 4);
1918 magic = be32toh(buf[0]);
1919 if (magic != BCE_NVRAM_MAGIC) {
1920 if_printf(&sc->arpcom.ac_if,
1921 "Invalid NVRAM magic value! Expected: 0x%08X, "
1922 "Found: 0x%08X\n", BCE_NVRAM_MAGIC, magic);
1927 * Verify that the device NVRAM includes valid
1928 * configuration data.
1930 rc = bce_nvram_read(sc, 0x100, data, BCE_NVRAM_SIZE);
1934 csum = ether_crc32_le(data, 0x100);
1935 if (csum != BCE_CRC32_RESIDUAL) {
1936 if_printf(&sc->arpcom.ac_if,
1937 "Invalid Manufacturing Information NVRAM CRC! "
1938 "Expected: 0x%08X, Found: 0x%08X\n",
1939 BCE_CRC32_RESIDUAL, csum);
1943 csum = ether_crc32_le(data + 0x100, 0x100);
1944 if (csum != BCE_CRC32_RESIDUAL) {
1945 if_printf(&sc->arpcom.ac_if,
1946 "Invalid Feature Configuration Information "
1947 "NVRAM CRC! Expected: 0x%08X, Found: 08%08X\n",
1948 BCE_CRC32_RESIDUAL, csum);
1955 /****************************************************************************/
1956 /* Identifies the current media type of the controller and sets the PHY */
1961 /****************************************************************************/
1963 bce_get_media(struct bce_softc *sc)
1967 sc->bce_phy_addr = 1;
1969 if (BCE_CHIP_NUM(sc) == BCE_CHIP_NUM_5709 ||
1970 BCE_CHIP_NUM(sc) == BCE_CHIP_NUM_5716) {
1971 uint32_t val = REG_RD(sc, BCE_MISC_DUAL_MEDIA_CTRL);
1972 uint32_t bond_id = val & BCE_MISC_DUAL_MEDIA_CTRL_BOND_ID;
1976 * The BCM5709S is software configurable
1977 * for Copper or SerDes operation.
1979 if (bond_id == BCE_MISC_DUAL_MEDIA_CTRL_BOND_ID_C) {
1981 } else if (bond_id == BCE_MISC_DUAL_MEDIA_CTRL_BOND_ID_S) {
1982 sc->bce_phy_flags |= BCE_PHY_SERDES_FLAG;
1986 if (val & BCE_MISC_DUAL_MEDIA_CTRL_STRAP_OVERRIDE) {
1987 strap = (val & BCE_MISC_DUAL_MEDIA_CTRL_PHY_CTRL) >> 21;
1990 (val & BCE_MISC_DUAL_MEDIA_CTRL_PHY_CTRL_STRAP) >> 8;
1993 if (pci_get_function(sc->bce_dev) == 0) {
1998 sc->bce_phy_flags |= BCE_PHY_SERDES_FLAG;
2006 sc->bce_phy_flags |= BCE_PHY_SERDES_FLAG;
2010 } else if (BCE_CHIP_BOND_ID(sc) & BCE_CHIP_BOND_ID_SERDES_BIT) {
2011 sc->bce_phy_flags |= BCE_PHY_SERDES_FLAG;
2014 if (sc->bce_phy_flags & BCE_PHY_SERDES_FLAG) {
2015 sc->bce_flags |= BCE_NO_WOL_FLAG;
2016 if (BCE_CHIP_NUM(sc) != BCE_CHIP_NUM_5706) {
2017 sc->bce_phy_addr = 2;
2018 val = bce_shmem_rd(sc, BCE_SHARED_HW_CFG_CONFIG);
2019 if (val & BCE_SHARED_HW_CFG_PHY_2_5G)
2020 sc->bce_phy_flags |= BCE_PHY_2_5G_CAPABLE_FLAG;
2022 } else if ((BCE_CHIP_NUM(sc) == BCE_CHIP_NUM_5706) ||
2023 (BCE_CHIP_NUM(sc) == BCE_CHIP_NUM_5708)) {
2024 sc->bce_phy_flags |= BCE_PHY_CRC_FIX_FLAG;
2029 /****************************************************************************/
2030 /* Free any DMA memory owned by the driver. */
2032 /* Scans through each data structre that requires DMA memory and frees */
2033 /* the memory if allocated. */
2037 /****************************************************************************/
2039 bce_dma_free(struct bce_softc *sc)
2043 /* Destroy the status block. */
2044 if (sc->status_tag != NULL) {
2045 if (sc->status_block != NULL) {
2046 bus_dmamap_unload(sc->status_tag, sc->status_map);
2047 bus_dmamem_free(sc->status_tag, sc->status_block,
2050 bus_dma_tag_destroy(sc->status_tag);
2053 /* Destroy the statistics block. */
2054 if (sc->stats_tag != NULL) {
2055 if (sc->stats_block != NULL) {
2056 bus_dmamap_unload(sc->stats_tag, sc->stats_map);
2057 bus_dmamem_free(sc->stats_tag, sc->stats_block,
2060 bus_dma_tag_destroy(sc->stats_tag);
2063 /* Destroy the CTX DMA stuffs. */
2064 if (sc->ctx_tag != NULL) {
2065 for (i = 0; i < sc->ctx_pages; i++) {
2066 if (sc->ctx_block[i] != NULL) {
2067 bus_dmamap_unload(sc->ctx_tag, sc->ctx_map[i]);
2068 bus_dmamem_free(sc->ctx_tag, sc->ctx_block[i],
2072 bus_dma_tag_destroy(sc->ctx_tag);
2075 /* Destroy the TX buffer descriptor DMA stuffs. */
2076 if (sc->tx_bd_chain_tag != NULL) {
2077 for (i = 0; i < sc->tx_pages; i++) {
2078 if (sc->tx_bd_chain[i] != NULL) {
2079 bus_dmamap_unload(sc->tx_bd_chain_tag,
2080 sc->tx_bd_chain_map[i]);
2081 bus_dmamem_free(sc->tx_bd_chain_tag,
2083 sc->tx_bd_chain_map[i]);
2086 bus_dma_tag_destroy(sc->tx_bd_chain_tag);
2089 /* Destroy the RX buffer descriptor DMA stuffs. */
2090 if (sc->rx_bd_chain_tag != NULL) {
2091 for (i = 0; i < sc->rx_pages; i++) {
2092 if (sc->rx_bd_chain[i] != NULL) {
2093 bus_dmamap_unload(sc->rx_bd_chain_tag,
2094 sc->rx_bd_chain_map[i]);
2095 bus_dmamem_free(sc->rx_bd_chain_tag,
2097 sc->rx_bd_chain_map[i]);
2100 bus_dma_tag_destroy(sc->rx_bd_chain_tag);
2103 /* Destroy the TX mbuf DMA stuffs. */
2104 if (sc->tx_mbuf_tag != NULL) {
2105 for (i = 0; i < TOTAL_TX_BD(sc); i++) {
2106 /* Must have been unloaded in bce_stop() */
2107 KKASSERT(sc->tx_mbuf_ptr[i] == NULL);
2108 bus_dmamap_destroy(sc->tx_mbuf_tag,
2109 sc->tx_mbuf_map[i]);
2111 bus_dma_tag_destroy(sc->tx_mbuf_tag);
2114 /* Destroy the RX mbuf DMA stuffs. */
2115 if (sc->rx_mbuf_tag != NULL) {
2116 for (i = 0; i < TOTAL_RX_BD(sc); i++) {
2117 /* Must have been unloaded in bce_stop() */
2118 KKASSERT(sc->rx_mbuf_ptr[i] == NULL);
2119 bus_dmamap_destroy(sc->rx_mbuf_tag,
2120 sc->rx_mbuf_map[i]);
2122 bus_dmamap_destroy(sc->rx_mbuf_tag, sc->rx_mbuf_tmpmap);
2123 bus_dma_tag_destroy(sc->rx_mbuf_tag);
2126 /* Destroy the parent tag */
2127 if (sc->parent_tag != NULL)
2128 bus_dma_tag_destroy(sc->parent_tag);
2130 if (sc->tx_bd_chain_map != NULL)
2131 kfree(sc->tx_bd_chain_map, M_DEVBUF);
2132 if (sc->tx_bd_chain != NULL)
2133 kfree(sc->tx_bd_chain, M_DEVBUF);
2134 if (sc->tx_bd_chain_paddr != NULL)
2135 kfree(sc->tx_bd_chain_paddr, M_DEVBUF);
2137 if (sc->rx_bd_chain_map != NULL)
2138 kfree(sc->rx_bd_chain_map, M_DEVBUF);
2139 if (sc->rx_bd_chain != NULL)
2140 kfree(sc->rx_bd_chain, M_DEVBUF);
2141 if (sc->rx_bd_chain_paddr != NULL)
2142 kfree(sc->rx_bd_chain_paddr, M_DEVBUF);
2144 if (sc->tx_mbuf_map != NULL)
2145 kfree(sc->tx_mbuf_map, M_DEVBUF);
2146 if (sc->tx_mbuf_ptr != NULL)
2147 kfree(sc->tx_mbuf_ptr, M_DEVBUF);
2149 if (sc->rx_mbuf_map != NULL)
2150 kfree(sc->rx_mbuf_map, M_DEVBUF);
2151 if (sc->rx_mbuf_ptr != NULL)
2152 kfree(sc->rx_mbuf_ptr, M_DEVBUF);
2153 if (sc->rx_mbuf_paddr != NULL)
2154 kfree(sc->rx_mbuf_paddr, M_DEVBUF);
2158 /****************************************************************************/
2159 /* Get DMA memory from the OS. */
2161 /* Validates that the OS has provided DMA buffers in response to a */
2162 /* bus_dmamap_load() call and saves the physical address of those buffers. */
2163 /* When the callback is used the OS will return 0 for the mapping function */
2164 /* (bus_dmamap_load()) so we use the value of map_arg->maxsegs to pass any */
2165 /* failures back to the caller. */
2169 /****************************************************************************/
2171 bce_dma_map_addr(void *arg, bus_dma_segment_t *segs, int nseg, int error)
2173 bus_addr_t *busaddr = arg;
2176 * Simulate a mapping failure.
2179 DBRUNIF(DB_RANDOMTRUE(bce_debug_dma_map_addr_failure),
2180 kprintf("bce: %s(%d): Simulating DMA mapping error.\n",
2181 __FILE__, __LINE__);
2184 /* Check for an error and signal the caller that an error occurred. */
2188 KASSERT(nseg == 1, ("only one segment is allowed"));
2189 *busaddr = segs->ds_addr;
2193 /****************************************************************************/
2194 /* Allocate any DMA memory needed by the driver. */
2196 /* Allocates DMA memory needed for the various global structures needed by */
2199 /* Memory alignment requirements: */
2200 /* -----------------+----------+----------+----------+----------+ */
2201 /* Data Structure | 5706 | 5708 | 5709 | 5716 | */
2202 /* -----------------+----------+----------+----------+----------+ */
2203 /* Status Block | 8 bytes | 8 bytes | 16 bytes | 16 bytes | */
2204 /* Statistics Block | 8 bytes | 8 bytes | 16 bytes | 16 bytes | */
2205 /* RX Buffers | 16 bytes | 16 bytes | 16 bytes | 16 bytes | */
2206 /* PG Buffers | none | none | none | none | */
2207 /* TX Buffers | none | none | none | none | */
2208 /* Chain Pages(1) | 4KiB | 4KiB | 4KiB | 4KiB | */
2209 /* Context Pages(1) | N/A | N/A | 4KiB | 4KiB | */
2210 /* -----------------+----------+----------+----------+----------+ */
2212 /* (1) Must align with CPU page size (BCM_PAGE_SZIE). */
2215 /* 0 for success, positive value for failure. */
2216 /****************************************************************************/
2218 bce_dma_alloc(struct bce_softc *sc)
2220 struct ifnet *ifp = &sc->arpcom.ac_if;
2221 int i, j, rc = 0, pages;
2222 bus_addr_t busaddr, max_busaddr;
2223 bus_size_t status_align, stats_align;
2225 pages = device_getenv_int(sc->bce_dev, "rx_pages", bce_rx_pages);
2226 if (pages <= 0 || pages > RX_PAGES_MAX || !powerof2(pages)) {
2227 device_printf(sc->bce_dev, "invalid # of RX pages\n");
2228 pages = RX_PAGES_DEFAULT;
2230 sc->rx_pages = pages;
2232 pages = device_getenv_int(sc->bce_dev, "tx_pages", bce_tx_pages);
2233 if (pages <= 0 || pages > TX_PAGES_MAX || !powerof2(pages)) {
2234 device_printf(sc->bce_dev, "invalid # of TX pages\n");
2235 pages = TX_PAGES_DEFAULT;
2237 sc->tx_pages = pages;
2239 sc->tx_bd_chain_map = kmalloc(sizeof(bus_dmamap_t) * sc->tx_pages,
2240 M_DEVBUF, M_WAITOK | M_ZERO);
2241 sc->tx_bd_chain = kmalloc(sizeof(struct tx_bd *) * sc->tx_pages,
2242 M_DEVBUF, M_WAITOK | M_ZERO);
2243 sc->tx_bd_chain_paddr = kmalloc(sizeof(bus_addr_t) * sc->tx_pages,
2244 M_DEVBUF, M_WAITOK | M_ZERO);
2246 sc->rx_bd_chain_map = kmalloc(sizeof(bus_dmamap_t) * sc->rx_pages,
2247 M_DEVBUF, M_WAITOK | M_ZERO);
2248 sc->rx_bd_chain = kmalloc(sizeof(struct rx_bd *) * sc->rx_pages,
2249 M_DEVBUF, M_WAITOK | M_ZERO);
2250 sc->rx_bd_chain_paddr = kmalloc(sizeof(bus_addr_t) * sc->rx_pages,
2251 M_DEVBUF, M_WAITOK | M_ZERO);
2253 sc->tx_mbuf_map = kmalloc(sizeof(bus_dmamap_t) * TOTAL_TX_BD(sc),
2254 M_DEVBUF, M_WAITOK | M_ZERO);
2255 sc->tx_mbuf_ptr = kmalloc(sizeof(struct mbuf *) * TOTAL_TX_BD(sc),
2256 M_DEVBUF, M_WAITOK | M_ZERO);
2258 sc->rx_mbuf_map = kmalloc(sizeof(bus_dmamap_t) * TOTAL_RX_BD(sc),
2259 M_DEVBUF, M_WAITOK | M_ZERO);
2260 sc->rx_mbuf_ptr = kmalloc(sizeof(struct mbuf *) * TOTAL_RX_BD(sc),
2261 M_DEVBUF, M_WAITOK | M_ZERO);
2262 sc->rx_mbuf_paddr = kmalloc(sizeof(bus_addr_t) * TOTAL_RX_BD(sc),
2263 M_DEVBUF, M_WAITOK | M_ZERO);
2266 * The embedded PCIe to PCI-X bridge (EPB)
2267 * in the 5708 cannot address memory above
2268 * 40 bits (E7_5708CB1_23043 & E6_5708SB1_23043).
2270 if (BCE_CHIP_NUM(sc) == BCE_CHIP_NUM_5708)
2271 max_busaddr = BCE_BUS_SPACE_MAXADDR;
2273 max_busaddr = BUS_SPACE_MAXADDR;
2276 * BCM5709 and BCM5716 uses host memory as cache for context memory.
2278 if (BCE_CHIP_NUM(sc) == BCE_CHIP_NUM_5709 ||
2279 BCE_CHIP_NUM(sc) == BCE_CHIP_NUM_5716) {
2280 sc->ctx_pages = BCE_CTX_BLK_SZ / BCM_PAGE_SIZE;
2281 if (sc->ctx_pages == 0)
2283 if (sc->ctx_pages > BCE_CTX_PAGES) {
2284 device_printf(sc->bce_dev, "excessive ctx pages %d\n",
2296 * Allocate the parent bus DMA tag appropriate for PCI.
2298 rc = bus_dma_tag_create(NULL, 1, BCE_DMA_BOUNDARY,
2299 max_busaddr, BUS_SPACE_MAXADDR,
2301 BUS_SPACE_MAXSIZE_32BIT, 0,
2302 BUS_SPACE_MAXSIZE_32BIT,
2303 0, &sc->parent_tag);
2305 if_printf(ifp, "Could not allocate parent DMA tag!\n");
2310 * Allocate status block.
2312 sc->status_block = bus_dmamem_coherent_any(sc->parent_tag,
2313 status_align, BCE_STATUS_BLK_SZ,
2314 BUS_DMA_WAITOK | BUS_DMA_ZERO,
2315 &sc->status_tag, &sc->status_map,
2316 &sc->status_block_paddr);
2317 if (sc->status_block == NULL) {
2318 if_printf(ifp, "Could not allocate status block!\n");
2323 * Allocate statistics block.
2325 sc->stats_block = bus_dmamem_coherent_any(sc->parent_tag,
2326 stats_align, BCE_STATS_BLK_SZ,
2327 BUS_DMA_WAITOK | BUS_DMA_ZERO,
2328 &sc->stats_tag, &sc->stats_map,
2329 &sc->stats_block_paddr);
2330 if (sc->stats_block == NULL) {
2331 if_printf(ifp, "Could not allocate statistics block!\n");
2336 * Allocate context block, if needed
2338 if (sc->ctx_pages != 0) {
2339 rc = bus_dma_tag_create(sc->parent_tag, BCM_PAGE_SIZE, 0,
2340 BUS_SPACE_MAXADDR, BUS_SPACE_MAXADDR,
2342 BCM_PAGE_SIZE, 1, BCM_PAGE_SIZE,
2345 if_printf(ifp, "Could not allocate "
2346 "context block DMA tag!\n");
2350 for (i = 0; i < sc->ctx_pages; i++) {
2351 rc = bus_dmamem_alloc(sc->ctx_tag,
2352 (void **)&sc->ctx_block[i],
2353 BUS_DMA_WAITOK | BUS_DMA_ZERO |
2357 if_printf(ifp, "Could not allocate %dth context "
2358 "DMA memory!\n", i);
2362 rc = bus_dmamap_load(sc->ctx_tag, sc->ctx_map[i],
2363 sc->ctx_block[i], BCM_PAGE_SIZE,
2364 bce_dma_map_addr, &busaddr,
2367 if (rc == EINPROGRESS) {
2368 panic("%s coherent memory loading "
2369 "is still in progress!", ifp->if_xname);
2371 if_printf(ifp, "Could not map %dth context "
2372 "DMA memory!\n", i);
2373 bus_dmamem_free(sc->ctx_tag, sc->ctx_block[i],
2375 sc->ctx_block[i] = NULL;
2378 sc->ctx_paddr[i] = busaddr;
2383 * Create a DMA tag for the TX buffer descriptor chain,
2384 * allocate and clear the memory, and fetch the
2385 * physical address of the block.
2387 rc = bus_dma_tag_create(sc->parent_tag, BCM_PAGE_SIZE, 0,
2388 BUS_SPACE_MAXADDR, BUS_SPACE_MAXADDR,
2390 BCE_TX_CHAIN_PAGE_SZ, 1, BCE_TX_CHAIN_PAGE_SZ,
2391 0, &sc->tx_bd_chain_tag);
2393 if_printf(ifp, "Could not allocate "
2394 "TX descriptor chain DMA tag!\n");
2398 for (i = 0; i < sc->tx_pages; i++) {
2399 rc = bus_dmamem_alloc(sc->tx_bd_chain_tag,
2400 (void **)&sc->tx_bd_chain[i],
2401 BUS_DMA_WAITOK | BUS_DMA_ZERO |
2403 &sc->tx_bd_chain_map[i]);
2405 if_printf(ifp, "Could not allocate %dth TX descriptor "
2406 "chain DMA memory!\n", i);
2410 rc = bus_dmamap_load(sc->tx_bd_chain_tag,
2411 sc->tx_bd_chain_map[i],
2412 sc->tx_bd_chain[i], BCE_TX_CHAIN_PAGE_SZ,
2413 bce_dma_map_addr, &busaddr,
2416 if (rc == EINPROGRESS) {
2417 panic("%s coherent memory loading "
2418 "is still in progress!", ifp->if_xname);
2420 if_printf(ifp, "Could not map %dth TX descriptor "
2421 "chain DMA memory!\n", i);
2422 bus_dmamem_free(sc->tx_bd_chain_tag,
2424 sc->tx_bd_chain_map[i]);
2425 sc->tx_bd_chain[i] = NULL;
2429 sc->tx_bd_chain_paddr[i] = busaddr;
2430 /* DRC - Fix for 64 bit systems. */
2431 DBPRINT(sc, BCE_INFO, "tx_bd_chain_paddr[%d] = 0x%08X\n",
2432 i, (uint32_t)sc->tx_bd_chain_paddr[i]);
2435 /* Create a DMA tag for TX mbufs. */
2436 rc = bus_dma_tag_create(sc->parent_tag, 1, 0,
2437 BUS_SPACE_MAXADDR, BUS_SPACE_MAXADDR,
2439 /* BCE_MAX_JUMBO_ETHER_MTU_VLAN */MCLBYTES,
2440 BCE_MAX_SEGMENTS, MCLBYTES,
2441 BUS_DMA_ALLOCNOW | BUS_DMA_WAITOK |
2445 if_printf(ifp, "Could not allocate TX mbuf DMA tag!\n");
2449 /* Create DMA maps for the TX mbufs clusters. */
2450 for (i = 0; i < TOTAL_TX_BD(sc); i++) {
2451 rc = bus_dmamap_create(sc->tx_mbuf_tag,
2452 BUS_DMA_WAITOK | BUS_DMA_ONEBPAGE,
2453 &sc->tx_mbuf_map[i]);
2455 for (j = 0; j < i; ++j) {
2456 bus_dmamap_destroy(sc->tx_mbuf_tag,
2457 sc->tx_mbuf_map[i]);
2459 bus_dma_tag_destroy(sc->tx_mbuf_tag);
2460 sc->tx_mbuf_tag = NULL;
2462 if_printf(ifp, "Unable to create "
2463 "%dth TX mbuf DMA map!\n", i);
2469 * Create a DMA tag for the RX buffer descriptor chain,
2470 * allocate and clear the memory, and fetch the physical
2471 * address of the blocks.
2473 rc = bus_dma_tag_create(sc->parent_tag, BCM_PAGE_SIZE, 0,
2474 BUS_SPACE_MAXADDR, BUS_SPACE_MAXADDR,
2476 BCE_RX_CHAIN_PAGE_SZ, 1, BCE_RX_CHAIN_PAGE_SZ,
2477 0, &sc->rx_bd_chain_tag);
2479 if_printf(ifp, "Could not allocate "
2480 "RX descriptor chain DMA tag!\n");
2484 for (i = 0; i < sc->rx_pages; i++) {
2485 rc = bus_dmamem_alloc(sc->rx_bd_chain_tag,
2486 (void **)&sc->rx_bd_chain[i],
2487 BUS_DMA_WAITOK | BUS_DMA_ZERO |
2489 &sc->rx_bd_chain_map[i]);
2491 if_printf(ifp, "Could not allocate %dth RX descriptor "
2492 "chain DMA memory!\n", i);
2496 rc = bus_dmamap_load(sc->rx_bd_chain_tag,
2497 sc->rx_bd_chain_map[i],
2498 sc->rx_bd_chain[i], BCE_RX_CHAIN_PAGE_SZ,
2499 bce_dma_map_addr, &busaddr,
2502 if (rc == EINPROGRESS) {
2503 panic("%s coherent memory loading "
2504 "is still in progress!", ifp->if_xname);
2506 if_printf(ifp, "Could not map %dth RX descriptor "
2507 "chain DMA memory!\n", i);
2508 bus_dmamem_free(sc->rx_bd_chain_tag,
2510 sc->rx_bd_chain_map[i]);
2511 sc->rx_bd_chain[i] = NULL;
2515 sc->rx_bd_chain_paddr[i] = busaddr;
2516 /* DRC - Fix for 64 bit systems. */
2517 DBPRINT(sc, BCE_INFO, "rx_bd_chain_paddr[%d] = 0x%08X\n",
2518 i, (uint32_t)sc->rx_bd_chain_paddr[i]);
2521 /* Create a DMA tag for RX mbufs. */
2522 rc = bus_dma_tag_create(sc->parent_tag, BCE_DMA_RX_ALIGN, 0,
2523 BUS_SPACE_MAXADDR, BUS_SPACE_MAXADDR,
2525 MCLBYTES, 1, MCLBYTES,
2526 BUS_DMA_ALLOCNOW | BUS_DMA_ALIGNED |
2530 if_printf(ifp, "Could not allocate RX mbuf DMA tag!\n");
2534 /* Create tmp DMA map for RX mbuf clusters. */
2535 rc = bus_dmamap_create(sc->rx_mbuf_tag, BUS_DMA_WAITOK,
2536 &sc->rx_mbuf_tmpmap);
2538 bus_dma_tag_destroy(sc->rx_mbuf_tag);
2539 sc->rx_mbuf_tag = NULL;
2541 if_printf(ifp, "Could not create RX mbuf tmp DMA map!\n");
2545 /* Create DMA maps for the RX mbuf clusters. */
2546 for (i = 0; i < TOTAL_RX_BD(sc); i++) {
2547 rc = bus_dmamap_create(sc->rx_mbuf_tag, BUS_DMA_WAITOK,
2548 &sc->rx_mbuf_map[i]);
2550 for (j = 0; j < i; ++j) {
2551 bus_dmamap_destroy(sc->rx_mbuf_tag,
2552 sc->rx_mbuf_map[j]);
2554 bus_dma_tag_destroy(sc->rx_mbuf_tag);
2555 sc->rx_mbuf_tag = NULL;
2557 if_printf(ifp, "Unable to create "
2558 "%dth RX mbuf DMA map!\n", i);
2566 /****************************************************************************/
2567 /* Firmware synchronization. */
2569 /* Before performing certain events such as a chip reset, synchronize with */
2570 /* the firmware first. */
2573 /* 0 for success, positive value for failure. */
2574 /****************************************************************************/
2576 bce_fw_sync(struct bce_softc *sc, uint32_t msg_data)
2581 /* Don't waste any time if we've timed out before. */
2582 if (sc->bce_fw_timed_out)
2585 /* Increment the message sequence number. */
2586 sc->bce_fw_wr_seq++;
2587 msg_data |= sc->bce_fw_wr_seq;
2589 DBPRINT(sc, BCE_VERBOSE, "bce_fw_sync(): msg_data = 0x%08X\n", msg_data);
2591 /* Send the message to the bootcode driver mailbox. */
2592 bce_shmem_wr(sc, BCE_DRV_MB, msg_data);
2594 /* Wait for the bootcode to acknowledge the message. */
2595 for (i = 0; i < FW_ACK_TIME_OUT_MS; i++) {
2596 /* Check for a response in the bootcode firmware mailbox. */
2597 val = bce_shmem_rd(sc, BCE_FW_MB);
2598 if ((val & BCE_FW_MSG_ACK) == (msg_data & BCE_DRV_MSG_SEQ))
2603 /* If we've timed out, tell the bootcode that we've stopped waiting. */
2604 if ((val & BCE_FW_MSG_ACK) != (msg_data & BCE_DRV_MSG_SEQ) &&
2605 (msg_data & BCE_DRV_MSG_DATA) != BCE_DRV_MSG_DATA_WAIT0) {
2606 if_printf(&sc->arpcom.ac_if,
2607 "Firmware synchronization timeout! "
2608 "msg_data = 0x%08X\n", msg_data);
2610 msg_data &= ~BCE_DRV_MSG_CODE;
2611 msg_data |= BCE_DRV_MSG_CODE_FW_TIMEOUT;
2613 bce_shmem_wr(sc, BCE_DRV_MB, msg_data);
2615 sc->bce_fw_timed_out = 1;
2622 /****************************************************************************/
2623 /* Load Receive Virtual 2 Physical (RV2P) processor firmware. */
2627 /****************************************************************************/
2629 bce_load_rv2p_fw(struct bce_softc *sc, uint32_t *rv2p_code,
2630 uint32_t rv2p_code_len, uint32_t rv2p_proc)
2635 for (i = 0; i < rv2p_code_len; i += 8) {
2636 REG_WR(sc, BCE_RV2P_INSTR_HIGH, *rv2p_code);
2638 REG_WR(sc, BCE_RV2P_INSTR_LOW, *rv2p_code);
2641 if (rv2p_proc == RV2P_PROC1) {
2642 val = (i / 8) | BCE_RV2P_PROC1_ADDR_CMD_RDWR;
2643 REG_WR(sc, BCE_RV2P_PROC1_ADDR_CMD, val);
2645 val = (i / 8) | BCE_RV2P_PROC2_ADDR_CMD_RDWR;
2646 REG_WR(sc, BCE_RV2P_PROC2_ADDR_CMD, val);
2650 /* Reset the processor, un-stall is done later. */
2651 if (rv2p_proc == RV2P_PROC1)
2652 REG_WR(sc, BCE_RV2P_COMMAND, BCE_RV2P_COMMAND_PROC1_RESET);
2654 REG_WR(sc, BCE_RV2P_COMMAND, BCE_RV2P_COMMAND_PROC2_RESET);
2658 /****************************************************************************/
2659 /* Load RISC processor firmware. */
2661 /* Loads firmware from the file if_bcefw.h into the scratchpad memory */
2662 /* associated with a particular processor. */
2666 /****************************************************************************/
2668 bce_load_cpu_fw(struct bce_softc *sc, struct cpu_reg *cpu_reg,
2674 bce_halt_cpu(sc, cpu_reg);
2676 /* Load the Text area. */
2677 offset = cpu_reg->spad_base + (fw->text_addr - cpu_reg->mips_view_base);
2679 for (j = 0; j < (fw->text_len / 4); j++, offset += 4)
2680 REG_WR_IND(sc, offset, fw->text[j]);
2683 /* Load the Data area. */
2684 offset = cpu_reg->spad_base + (fw->data_addr - cpu_reg->mips_view_base);
2686 for (j = 0; j < (fw->data_len / 4); j++, offset += 4)
2687 REG_WR_IND(sc, offset, fw->data[j]);
2690 /* Load the SBSS area. */
2691 offset = cpu_reg->spad_base + (fw->sbss_addr - cpu_reg->mips_view_base);
2693 for (j = 0; j < (fw->sbss_len / 4); j++, offset += 4)
2694 REG_WR_IND(sc, offset, fw->sbss[j]);
2697 /* Load the BSS area. */
2698 offset = cpu_reg->spad_base + (fw->bss_addr - cpu_reg->mips_view_base);
2700 for (j = 0; j < (fw->bss_len/4); j++, offset += 4)
2701 REG_WR_IND(sc, offset, fw->bss[j]);
2704 /* Load the Read-Only area. */
2705 offset = cpu_reg->spad_base +
2706 (fw->rodata_addr - cpu_reg->mips_view_base);
2708 for (j = 0; j < (fw->rodata_len / 4); j++, offset += 4)
2709 REG_WR_IND(sc, offset, fw->rodata[j]);
2712 /* Clear the pre-fetch instruction and set the FW start address. */
2713 REG_WR_IND(sc, cpu_reg->inst, 0);
2714 REG_WR_IND(sc, cpu_reg->pc, fw->start_addr);
2718 /****************************************************************************/
2719 /* Starts the RISC processor. */
2721 /* Assumes the CPU starting address has already been set. */
2725 /****************************************************************************/
2727 bce_start_cpu(struct bce_softc *sc, struct cpu_reg *cpu_reg)
2731 /* Start the CPU. */
2732 val = REG_RD_IND(sc, cpu_reg->mode);
2733 val &= ~cpu_reg->mode_value_halt;
2734 REG_WR_IND(sc, cpu_reg->state, cpu_reg->state_value_clear);
2735 REG_WR_IND(sc, cpu_reg->mode, val);
2739 /****************************************************************************/
2740 /* Halts the RISC processor. */
2744 /****************************************************************************/
2746 bce_halt_cpu(struct bce_softc *sc, struct cpu_reg *cpu_reg)
2751 val = REG_RD_IND(sc, cpu_reg->mode);
2752 val |= cpu_reg->mode_value_halt;
2753 REG_WR_IND(sc, cpu_reg->mode, val);
2754 REG_WR_IND(sc, cpu_reg->state, cpu_reg->state_value_clear);
2758 /****************************************************************************/
2759 /* Start the RX CPU. */
2763 /****************************************************************************/
2765 bce_start_rxp_cpu(struct bce_softc *sc)
2767 struct cpu_reg cpu_reg;
2769 cpu_reg.mode = BCE_RXP_CPU_MODE;
2770 cpu_reg.mode_value_halt = BCE_RXP_CPU_MODE_SOFT_HALT;
2771 cpu_reg.mode_value_sstep = BCE_RXP_CPU_MODE_STEP_ENA;
2772 cpu_reg.state = BCE_RXP_CPU_STATE;
2773 cpu_reg.state_value_clear = 0xffffff;
2774 cpu_reg.gpr0 = BCE_RXP_CPU_REG_FILE;
2775 cpu_reg.evmask = BCE_RXP_CPU_EVENT_MASK;
2776 cpu_reg.pc = BCE_RXP_CPU_PROGRAM_COUNTER;
2777 cpu_reg.inst = BCE_RXP_CPU_INSTRUCTION;
2778 cpu_reg.bp = BCE_RXP_CPU_HW_BREAKPOINT;
2779 cpu_reg.spad_base = BCE_RXP_SCRATCH;
2780 cpu_reg.mips_view_base = 0x8000000;
2782 bce_start_cpu(sc, &cpu_reg);
2786 /****************************************************************************/
2787 /* Initialize the RX CPU. */
2791 /****************************************************************************/
2793 bce_init_rxp_cpu(struct bce_softc *sc)
2795 struct cpu_reg cpu_reg;
2798 cpu_reg.mode = BCE_RXP_CPU_MODE;
2799 cpu_reg.mode_value_halt = BCE_RXP_CPU_MODE_SOFT_HALT;
2800 cpu_reg.mode_value_sstep = BCE_RXP_CPU_MODE_STEP_ENA;
2801 cpu_reg.state = BCE_RXP_CPU_STATE;
2802 cpu_reg.state_value_clear = 0xffffff;
2803 cpu_reg.gpr0 = BCE_RXP_CPU_REG_FILE;
2804 cpu_reg.evmask = BCE_RXP_CPU_EVENT_MASK;
2805 cpu_reg.pc = BCE_RXP_CPU_PROGRAM_COUNTER;
2806 cpu_reg.inst = BCE_RXP_CPU_INSTRUCTION;
2807 cpu_reg.bp = BCE_RXP_CPU_HW_BREAKPOINT;
2808 cpu_reg.spad_base = BCE_RXP_SCRATCH;
2809 cpu_reg.mips_view_base = 0x8000000;
2811 if (BCE_CHIP_NUM(sc) == BCE_CHIP_NUM_5709 ||
2812 BCE_CHIP_NUM(sc) == BCE_CHIP_NUM_5716) {
2813 fw.ver_major = bce_RXP_b09FwReleaseMajor;
2814 fw.ver_minor = bce_RXP_b09FwReleaseMinor;
2815 fw.ver_fix = bce_RXP_b09FwReleaseFix;
2816 fw.start_addr = bce_RXP_b09FwStartAddr;
2818 fw.text_addr = bce_RXP_b09FwTextAddr;
2819 fw.text_len = bce_RXP_b09FwTextLen;
2821 fw.text = bce_RXP_b09FwText;
2823 fw.data_addr = bce_RXP_b09FwDataAddr;
2824 fw.data_len = bce_RXP_b09FwDataLen;
2826 fw.data = bce_RXP_b09FwData;
2828 fw.sbss_addr = bce_RXP_b09FwSbssAddr;
2829 fw.sbss_len = bce_RXP_b09FwSbssLen;
2831 fw.sbss = bce_RXP_b09FwSbss;
2833 fw.bss_addr = bce_RXP_b09FwBssAddr;
2834 fw.bss_len = bce_RXP_b09FwBssLen;
2836 fw.bss = bce_RXP_b09FwBss;
2838 fw.rodata_addr = bce_RXP_b09FwRodataAddr;
2839 fw.rodata_len = bce_RXP_b09FwRodataLen;
2840 fw.rodata_index = 0;
2841 fw.rodata = bce_RXP_b09FwRodata;
2843 fw.ver_major = bce_RXP_b06FwReleaseMajor;
2844 fw.ver_minor = bce_RXP_b06FwReleaseMinor;
2845 fw.ver_fix = bce_RXP_b06FwReleaseFix;
2846 fw.start_addr = bce_RXP_b06FwStartAddr;
2848 fw.text_addr = bce_RXP_b06FwTextAddr;
2849 fw.text_len = bce_RXP_b06FwTextLen;
2851 fw.text = bce_RXP_b06FwText;
2853 fw.data_addr = bce_RXP_b06FwDataAddr;
2854 fw.data_len = bce_RXP_b06FwDataLen;
2856 fw.data = bce_RXP_b06FwData;
2858 fw.sbss_addr = bce_RXP_b06FwSbssAddr;
2859 fw.sbss_len = bce_RXP_b06FwSbssLen;
2861 fw.sbss = bce_RXP_b06FwSbss;
2863 fw.bss_addr = bce_RXP_b06FwBssAddr;
2864 fw.bss_len = bce_RXP_b06FwBssLen;
2866 fw.bss = bce_RXP_b06FwBss;
2868 fw.rodata_addr = bce_RXP_b06FwRodataAddr;
2869 fw.rodata_len = bce_RXP_b06FwRodataLen;
2870 fw.rodata_index = 0;
2871 fw.rodata = bce_RXP_b06FwRodata;
2874 DBPRINT(sc, BCE_INFO_RESET, "Loading RX firmware.\n");
2875 bce_load_cpu_fw(sc, &cpu_reg, &fw);
2876 /* Delay RXP start until initialization is complete. */
2880 /****************************************************************************/
2881 /* Initialize the TX CPU. */
2885 /****************************************************************************/
2887 bce_init_txp_cpu(struct bce_softc *sc)
2889 struct cpu_reg cpu_reg;
2892 cpu_reg.mode = BCE_TXP_CPU_MODE;
2893 cpu_reg.mode_value_halt = BCE_TXP_CPU_MODE_SOFT_HALT;
2894 cpu_reg.mode_value_sstep = BCE_TXP_CPU_MODE_STEP_ENA;
2895 cpu_reg.state = BCE_TXP_CPU_STATE;
2896 cpu_reg.state_value_clear = 0xffffff;
2897 cpu_reg.gpr0 = BCE_TXP_CPU_REG_FILE;
2898 cpu_reg.evmask = BCE_TXP_CPU_EVENT_MASK;
2899 cpu_reg.pc = BCE_TXP_CPU_PROGRAM_COUNTER;
2900 cpu_reg.inst = BCE_TXP_CPU_INSTRUCTION;
2901 cpu_reg.bp = BCE_TXP_CPU_HW_BREAKPOINT;
2902 cpu_reg.spad_base = BCE_TXP_SCRATCH;
2903 cpu_reg.mips_view_base = 0x8000000;
2905 if (BCE_CHIP_NUM(sc) == BCE_CHIP_NUM_5709 ||
2906 BCE_CHIP_NUM(sc) == BCE_CHIP_NUM_5716) {
2907 fw.ver_major = bce_TXP_b09FwReleaseMajor;
2908 fw.ver_minor = bce_TXP_b09FwReleaseMinor;
2909 fw.ver_fix = bce_TXP_b09FwReleaseFix;
2910 fw.start_addr = bce_TXP_b09FwStartAddr;
2912 fw.text_addr = bce_TXP_b09FwTextAddr;
2913 fw.text_len = bce_TXP_b09FwTextLen;
2915 fw.text = bce_TXP_b09FwText;
2917 fw.data_addr = bce_TXP_b09FwDataAddr;
2918 fw.data_len = bce_TXP_b09FwDataLen;
2920 fw.data = bce_TXP_b09FwData;
2922 fw.sbss_addr = bce_TXP_b09FwSbssAddr;
2923 fw.sbss_len = bce_TXP_b09FwSbssLen;
2925 fw.sbss = bce_TXP_b09FwSbss;
2927 fw.bss_addr = bce_TXP_b09FwBssAddr;
2928 fw.bss_len = bce_TXP_b09FwBssLen;
2930 fw.bss = bce_TXP_b09FwBss;
2932 fw.rodata_addr = bce_TXP_b09FwRodataAddr;
2933 fw.rodata_len = bce_TXP_b09FwRodataLen;
2934 fw.rodata_index = 0;
2935 fw.rodata = bce_TXP_b09FwRodata;
2937 fw.ver_major = bce_TXP_b06FwReleaseMajor;
2938 fw.ver_minor = bce_TXP_b06FwReleaseMinor;
2939 fw.ver_fix = bce_TXP_b06FwReleaseFix;
2940 fw.start_addr = bce_TXP_b06FwStartAddr;
2942 fw.text_addr = bce_TXP_b06FwTextAddr;
2943 fw.text_len = bce_TXP_b06FwTextLen;
2945 fw.text = bce_TXP_b06FwText;
2947 fw.data_addr = bce_TXP_b06FwDataAddr;
2948 fw.data_len = bce_TXP_b06FwDataLen;
2950 fw.data = bce_TXP_b06FwData;
2952 fw.sbss_addr = bce_TXP_b06FwSbssAddr;
2953 fw.sbss_len = bce_TXP_b06FwSbssLen;
2955 fw.sbss = bce_TXP_b06FwSbss;
2957 fw.bss_addr = bce_TXP_b06FwBssAddr;
2958 fw.bss_len = bce_TXP_b06FwBssLen;
2960 fw.bss = bce_TXP_b06FwBss;
2962 fw.rodata_addr = bce_TXP_b06FwRodataAddr;
2963 fw.rodata_len = bce_TXP_b06FwRodataLen;
2964 fw.rodata_index = 0;
2965 fw.rodata = bce_TXP_b06FwRodata;
2968 DBPRINT(sc, BCE_INFO_RESET, "Loading TX firmware.\n");
2969 bce_load_cpu_fw(sc, &cpu_reg, &fw);
2970 bce_start_cpu(sc, &cpu_reg);
2974 /****************************************************************************/
2975 /* Initialize the TPAT CPU. */
2979 /****************************************************************************/
2981 bce_init_tpat_cpu(struct bce_softc *sc)
2983 struct cpu_reg cpu_reg;
2986 cpu_reg.mode = BCE_TPAT_CPU_MODE;
2987 cpu_reg.mode_value_halt = BCE_TPAT_CPU_MODE_SOFT_HALT;
2988 cpu_reg.mode_value_sstep = BCE_TPAT_CPU_MODE_STEP_ENA;
2989 cpu_reg.state = BCE_TPAT_CPU_STATE;
2990 cpu_reg.state_value_clear = 0xffffff;
2991 cpu_reg.gpr0 = BCE_TPAT_CPU_REG_FILE;
2992 cpu_reg.evmask = BCE_TPAT_CPU_EVENT_MASK;
2993 cpu_reg.pc = BCE_TPAT_CPU_PROGRAM_COUNTER;
2994 cpu_reg.inst = BCE_TPAT_CPU_INSTRUCTION;
2995 cpu_reg.bp = BCE_TPAT_CPU_HW_BREAKPOINT;
2996 cpu_reg.spad_base = BCE_TPAT_SCRATCH;
2997 cpu_reg.mips_view_base = 0x8000000;
2999 if (BCE_CHIP_NUM(sc) == BCE_CHIP_NUM_5709 ||
3000 BCE_CHIP_NUM(sc) == BCE_CHIP_NUM_5716) {
3001 fw.ver_major = bce_TPAT_b09FwReleaseMajor;
3002 fw.ver_minor = bce_TPAT_b09FwReleaseMinor;
3003 fw.ver_fix = bce_TPAT_b09FwReleaseFix;
3004 fw.start_addr = bce_TPAT_b09FwStartAddr;
3006 fw.text_addr = bce_TPAT_b09FwTextAddr;
3007 fw.text_len = bce_TPAT_b09FwTextLen;
3009 fw.text = bce_TPAT_b09FwText;
3011 fw.data_addr = bce_TPAT_b09FwDataAddr;
3012 fw.data_len = bce_TPAT_b09FwDataLen;
3014 fw.data = bce_TPAT_b09FwData;
3016 fw.sbss_addr = bce_TPAT_b09FwSbssAddr;
3017 fw.sbss_len = bce_TPAT_b09FwSbssLen;
3019 fw.sbss = bce_TPAT_b09FwSbss;
3021 fw.bss_addr = bce_TPAT_b09FwBssAddr;
3022 fw.bss_len = bce_TPAT_b09FwBssLen;
3024 fw.bss = bce_TPAT_b09FwBss;
3026 fw.rodata_addr = bce_TPAT_b09FwRodataAddr;
3027 fw.rodata_len = bce_TPAT_b09FwRodataLen;
3028 fw.rodata_index = 0;
3029 fw.rodata = bce_TPAT_b09FwRodata;
3031 fw.ver_major = bce_TPAT_b06FwReleaseMajor;
3032 fw.ver_minor = bce_TPAT_b06FwReleaseMinor;
3033 fw.ver_fix = bce_TPAT_b06FwReleaseFix;
3034 fw.start_addr = bce_TPAT_b06FwStartAddr;
3036 fw.text_addr = bce_TPAT_b06FwTextAddr;
3037 fw.text_len = bce_TPAT_b06FwTextLen;
3039 fw.text = bce_TPAT_b06FwText;
3041 fw.data_addr = bce_TPAT_b06FwDataAddr;
3042 fw.data_len = bce_TPAT_b06FwDataLen;
3044 fw.data = bce_TPAT_b06FwData;
3046 fw.sbss_addr = bce_TPAT_b06FwSbssAddr;
3047 fw.sbss_len = bce_TPAT_b06FwSbssLen;
3049 fw.sbss = bce_TPAT_b06FwSbss;
3051 fw.bss_addr = bce_TPAT_b06FwBssAddr;
3052 fw.bss_len = bce_TPAT_b06FwBssLen;
3054 fw.bss = bce_TPAT_b06FwBss;
3056 fw.rodata_addr = bce_TPAT_b06FwRodataAddr;
3057 fw.rodata_len = bce_TPAT_b06FwRodataLen;
3058 fw.rodata_index = 0;
3059 fw.rodata = bce_TPAT_b06FwRodata;
3062 DBPRINT(sc, BCE_INFO_RESET, "Loading TPAT firmware.\n");
3063 bce_load_cpu_fw(sc, &cpu_reg, &fw);
3064 bce_start_cpu(sc, &cpu_reg);
3068 /****************************************************************************/
3069 /* Initialize the CP CPU. */
3073 /****************************************************************************/
3075 bce_init_cp_cpu(struct bce_softc *sc)
3077 struct cpu_reg cpu_reg;
3080 cpu_reg.mode = BCE_CP_CPU_MODE;
3081 cpu_reg.mode_value_halt = BCE_CP_CPU_MODE_SOFT_HALT;
3082 cpu_reg.mode_value_sstep = BCE_CP_CPU_MODE_STEP_ENA;
3083 cpu_reg.state = BCE_CP_CPU_STATE;
3084 cpu_reg.state_value_clear = 0xffffff;
3085 cpu_reg.gpr0 = BCE_CP_CPU_REG_FILE;
3086 cpu_reg.evmask = BCE_CP_CPU_EVENT_MASK;
3087 cpu_reg.pc = BCE_CP_CPU_PROGRAM_COUNTER;
3088 cpu_reg.inst = BCE_CP_CPU_INSTRUCTION;
3089 cpu_reg.bp = BCE_CP_CPU_HW_BREAKPOINT;
3090 cpu_reg.spad_base = BCE_CP_SCRATCH;
3091 cpu_reg.mips_view_base = 0x8000000;
3093 if (BCE_CHIP_NUM(sc) == BCE_CHIP_NUM_5709 ||
3094 BCE_CHIP_NUM(sc) == BCE_CHIP_NUM_5716) {
3095 fw.ver_major = bce_CP_b09FwReleaseMajor;
3096 fw.ver_minor = bce_CP_b09FwReleaseMinor;
3097 fw.ver_fix = bce_CP_b09FwReleaseFix;
3098 fw.start_addr = bce_CP_b09FwStartAddr;
3100 fw.text_addr = bce_CP_b09FwTextAddr;
3101 fw.text_len = bce_CP_b09FwTextLen;
3103 fw.text = bce_CP_b09FwText;
3105 fw.data_addr = bce_CP_b09FwDataAddr;
3106 fw.data_len = bce_CP_b09FwDataLen;
3108 fw.data = bce_CP_b09FwData;
3110 fw.sbss_addr = bce_CP_b09FwSbssAddr;
3111 fw.sbss_len = bce_CP_b09FwSbssLen;
3113 fw.sbss = bce_CP_b09FwSbss;
3115 fw.bss_addr = bce_CP_b09FwBssAddr;
3116 fw.bss_len = bce_CP_b09FwBssLen;
3118 fw.bss = bce_CP_b09FwBss;
3120 fw.rodata_addr = bce_CP_b09FwRodataAddr;
3121 fw.rodata_len = bce_CP_b09FwRodataLen;
3122 fw.rodata_index = 0;
3123 fw.rodata = bce_CP_b09FwRodata;
3125 fw.ver_major = bce_CP_b06FwReleaseMajor;
3126 fw.ver_minor = bce_CP_b06FwReleaseMinor;
3127 fw.ver_fix = bce_CP_b06FwReleaseFix;
3128 fw.start_addr = bce_CP_b06FwStartAddr;
3130 fw.text_addr = bce_CP_b06FwTextAddr;
3131 fw.text_len = bce_CP_b06FwTextLen;
3133 fw.text = bce_CP_b06FwText;
3135 fw.data_addr = bce_CP_b06FwDataAddr;
3136 fw.data_len = bce_CP_b06FwDataLen;
3138 fw.data = bce_CP_b06FwData;
3140 fw.sbss_addr = bce_CP_b06FwSbssAddr;
3141 fw.sbss_len = bce_CP_b06FwSbssLen;
3143 fw.sbss = bce_CP_b06FwSbss;
3145 fw.bss_addr = bce_CP_b06FwBssAddr;
3146 fw.bss_len = bce_CP_b06FwBssLen;
3148 fw.bss = bce_CP_b06FwBss;
3150 fw.rodata_addr = bce_CP_b06FwRodataAddr;
3151 fw.rodata_len = bce_CP_b06FwRodataLen;
3152 fw.rodata_index = 0;
3153 fw.rodata = bce_CP_b06FwRodata;
3156 DBPRINT(sc, BCE_INFO_RESET, "Loading CP firmware.\n");
3157 bce_load_cpu_fw(sc, &cpu_reg, &fw);
3158 bce_start_cpu(sc, &cpu_reg);
3162 /****************************************************************************/
3163 /* Initialize the COM CPU. */
3167 /****************************************************************************/
3169 bce_init_com_cpu(struct bce_softc *sc)
3171 struct cpu_reg cpu_reg;
3174 cpu_reg.mode = BCE_COM_CPU_MODE;
3175 cpu_reg.mode_value_halt = BCE_COM_CPU_MODE_SOFT_HALT;
3176 cpu_reg.mode_value_sstep = BCE_COM_CPU_MODE_STEP_ENA;
3177 cpu_reg.state = BCE_COM_CPU_STATE;
3178 cpu_reg.state_value_clear = 0xffffff;
3179 cpu_reg.gpr0 = BCE_COM_CPU_REG_FILE;
3180 cpu_reg.evmask = BCE_COM_CPU_EVENT_MASK;
3181 cpu_reg.pc = BCE_COM_CPU_PROGRAM_COUNTER;
3182 cpu_reg.inst = BCE_COM_CPU_INSTRUCTION;
3183 cpu_reg.bp = BCE_COM_CPU_HW_BREAKPOINT;
3184 cpu_reg.spad_base = BCE_COM_SCRATCH;
3185 cpu_reg.mips_view_base = 0x8000000;
3187 if (BCE_CHIP_NUM(sc) == BCE_CHIP_NUM_5709 ||
3188 BCE_CHIP_NUM(sc) == BCE_CHIP_NUM_5716) {
3189 fw.ver_major = bce_COM_b09FwReleaseMajor;
3190 fw.ver_minor = bce_COM_b09FwReleaseMinor;
3191 fw.ver_fix = bce_COM_b09FwReleaseFix;
3192 fw.start_addr = bce_COM_b09FwStartAddr;
3194 fw.text_addr = bce_COM_b09FwTextAddr;
3195 fw.text_len = bce_COM_b09FwTextLen;
3197 fw.text = bce_COM_b09FwText;
3199 fw.data_addr = bce_COM_b09FwDataAddr;
3200 fw.data_len = bce_COM_b09FwDataLen;
3202 fw.data = bce_COM_b09FwData;
3204 fw.sbss_addr = bce_COM_b09FwSbssAddr;
3205 fw.sbss_len = bce_COM_b09FwSbssLen;
3207 fw.sbss = bce_COM_b09FwSbss;
3209 fw.bss_addr = bce_COM_b09FwBssAddr;
3210 fw.bss_len = bce_COM_b09FwBssLen;
3212 fw.bss = bce_COM_b09FwBss;
3214 fw.rodata_addr = bce_COM_b09FwRodataAddr;
3215 fw.rodata_len = bce_COM_b09FwRodataLen;
3216 fw.rodata_index = 0;
3217 fw.rodata = bce_COM_b09FwRodata;
3219 fw.ver_major = bce_COM_b06FwReleaseMajor;
3220 fw.ver_minor = bce_COM_b06FwReleaseMinor;
3221 fw.ver_fix = bce_COM_b06FwReleaseFix;
3222 fw.start_addr = bce_COM_b06FwStartAddr;
3224 fw.text_addr = bce_COM_b06FwTextAddr;
3225 fw.text_len = bce_COM_b06FwTextLen;
3227 fw.text = bce_COM_b06FwText;
3229 fw.data_addr = bce_COM_b06FwDataAddr;
3230 fw.data_len = bce_COM_b06FwDataLen;
3232 fw.data = bce_COM_b06FwData;
3234 fw.sbss_addr = bce_COM_b06FwSbssAddr;
3235 fw.sbss_len = bce_COM_b06FwSbssLen;
3237 fw.sbss = bce_COM_b06FwSbss;
3239 fw.bss_addr = bce_COM_b06FwBssAddr;
3240 fw.bss_len = bce_COM_b06FwBssLen;
3242 fw.bss = bce_COM_b06FwBss;
3244 fw.rodata_addr = bce_COM_b06FwRodataAddr;
3245 fw.rodata_len = bce_COM_b06FwRodataLen;
3246 fw.rodata_index = 0;
3247 fw.rodata = bce_COM_b06FwRodata;
3250 DBPRINT(sc, BCE_INFO_RESET, "Loading COM firmware.\n");
3251 bce_load_cpu_fw(sc, &cpu_reg, &fw);
3252 bce_start_cpu(sc, &cpu_reg);
3256 /****************************************************************************/
3257 /* Initialize the RV2P, RX, TX, TPAT, COM, and CP CPUs. */
3259 /* Loads the firmware for each CPU and starts the CPU. */
3263 /****************************************************************************/
3265 bce_init_cpus(struct bce_softc *sc)
3267 if (BCE_CHIP_NUM(sc) == BCE_CHIP_NUM_5709 ||
3268 BCE_CHIP_NUM(sc) == BCE_CHIP_NUM_5716) {
3269 if (BCE_CHIP_REV(sc) == BCE_CHIP_REV_Ax) {
3270 bce_load_rv2p_fw(sc, bce_xi90_rv2p_proc1,
3271 sizeof(bce_xi90_rv2p_proc1), RV2P_PROC1);
3272 bce_load_rv2p_fw(sc, bce_xi90_rv2p_proc2,
3273 sizeof(bce_xi90_rv2p_proc2), RV2P_PROC2);
3275 bce_load_rv2p_fw(sc, bce_xi_rv2p_proc1,
3276 sizeof(bce_xi_rv2p_proc1), RV2P_PROC1);
3277 bce_load_rv2p_fw(sc, bce_xi_rv2p_proc2,
3278 sizeof(bce_xi_rv2p_proc2), RV2P_PROC2);
3281 bce_load_rv2p_fw(sc, bce_rv2p_proc1,
3282 sizeof(bce_rv2p_proc1), RV2P_PROC1);
3283 bce_load_rv2p_fw(sc, bce_rv2p_proc2,
3284 sizeof(bce_rv2p_proc2), RV2P_PROC2);
3287 bce_init_rxp_cpu(sc);
3288 bce_init_txp_cpu(sc);
3289 bce_init_tpat_cpu(sc);
3290 bce_init_com_cpu(sc);
3291 bce_init_cp_cpu(sc);
3295 /****************************************************************************/
3296 /* Initialize context memory. */
3298 /* Clears the memory associated with each Context ID (CID). */
3302 /****************************************************************************/
3304 bce_init_ctx(struct bce_softc *sc)
3306 if (BCE_CHIP_NUM(sc) == BCE_CHIP_NUM_5709 ||
3307 BCE_CHIP_NUM(sc) == BCE_CHIP_NUM_5716) {
3308 /* DRC: Replace this constant value with a #define. */
3309 int i, retry_cnt = 10;
3313 * BCM5709 context memory may be cached
3314 * in host memory so prepare the host memory
3317 val = BCE_CTX_COMMAND_ENABLED | BCE_CTX_COMMAND_MEM_INIT |
3319 val |= (BCM_PAGE_BITS - 8) << 16;
3320 REG_WR(sc, BCE_CTX_COMMAND, val);
3322 /* Wait for mem init command to complete. */
3323 for (i = 0; i < retry_cnt; i++) {
3324 val = REG_RD(sc, BCE_CTX_COMMAND);
3325 if (!(val & BCE_CTX_COMMAND_MEM_INIT))
3329 if (i == retry_cnt) {
3330 device_printf(sc->bce_dev,
3331 "Context memory initialization failed!\n");
3335 for (i = 0; i < sc->ctx_pages; i++) {
3339 * Set the physical address of the context
3342 REG_WR(sc, BCE_CTX_HOST_PAGE_TBL_DATA0,
3343 BCE_ADDR_LO(sc->ctx_paddr[i] & 0xfffffff0) |
3344 BCE_CTX_HOST_PAGE_TBL_DATA0_VALID);
3345 REG_WR(sc, BCE_CTX_HOST_PAGE_TBL_DATA1,
3346 BCE_ADDR_HI(sc->ctx_paddr[i]));
3347 REG_WR(sc, BCE_CTX_HOST_PAGE_TBL_CTRL,
3348 i | BCE_CTX_HOST_PAGE_TBL_CTRL_WRITE_REQ);
3351 * Verify that the context memory write was successful.
3353 for (j = 0; j < retry_cnt; j++) {
3354 val = REG_RD(sc, BCE_CTX_HOST_PAGE_TBL_CTRL);
3356 BCE_CTX_HOST_PAGE_TBL_CTRL_WRITE_REQ) == 0)
3360 if (j == retry_cnt) {
3361 device_printf(sc->bce_dev,
3362 "Failed to initialize context page!\n");
3367 uint32_t vcid_addr, offset;
3370 * For the 5706/5708, context memory is local to
3371 * the controller, so initialize the controller
3375 vcid_addr = GET_CID_ADDR(96);
3377 vcid_addr -= PHY_CTX_SIZE;
3379 REG_WR(sc, BCE_CTX_VIRT_ADDR, 0);
3380 REG_WR(sc, BCE_CTX_PAGE_TBL, vcid_addr);
3382 for (offset = 0; offset < PHY_CTX_SIZE; offset += 4)
3383 CTX_WR(sc, 0x00, offset, 0);
3385 REG_WR(sc, BCE_CTX_VIRT_ADDR, vcid_addr);
3386 REG_WR(sc, BCE_CTX_PAGE_TBL, vcid_addr);
3393 /****************************************************************************/
3394 /* Fetch the permanent MAC address of the controller. */
3398 /****************************************************************************/
3400 bce_get_mac_addr(struct bce_softc *sc)
3402 uint32_t mac_lo = 0, mac_hi = 0;
3405 * The NetXtreme II bootcode populates various NIC
3406 * power-on and runtime configuration items in a
3407 * shared memory area. The factory configured MAC
3408 * address is available from both NVRAM and the
3409 * shared memory area so we'll read the value from
3410 * shared memory for speed.
3413 mac_hi = bce_shmem_rd(sc, BCE_PORT_HW_CFG_MAC_UPPER);
3414 mac_lo = bce_shmem_rd(sc, BCE_PORT_HW_CFG_MAC_LOWER);
3416 if (mac_lo == 0 && mac_hi == 0) {
3417 if_printf(&sc->arpcom.ac_if, "Invalid Ethernet address!\n");
3419 sc->eaddr[0] = (u_char)(mac_hi >> 8);
3420 sc->eaddr[1] = (u_char)(mac_hi >> 0);
3421 sc->eaddr[2] = (u_char)(mac_lo >> 24);
3422 sc->eaddr[3] = (u_char)(mac_lo >> 16);
3423 sc->eaddr[4] = (u_char)(mac_lo >> 8);
3424 sc->eaddr[5] = (u_char)(mac_lo >> 0);
3427 DBPRINT(sc, BCE_INFO, "Permanent Ethernet address = %6D\n", sc->eaddr, ":");
3431 /****************************************************************************/
3432 /* Program the MAC address. */
3436 /****************************************************************************/
3438 bce_set_mac_addr(struct bce_softc *sc)
3440 const uint8_t *mac_addr = sc->eaddr;
3443 DBPRINT(sc, BCE_INFO, "Setting Ethernet address = %6D\n",
3446 val = (mac_addr[0] << 8) | mac_addr[1];
3447 REG_WR(sc, BCE_EMAC_MAC_MATCH0, val);
3449 val = (mac_addr[2] << 24) |
3450 (mac_addr[3] << 16) |
3451 (mac_addr[4] << 8) |
3453 REG_WR(sc, BCE_EMAC_MAC_MATCH1, val);
3457 /****************************************************************************/
3458 /* Stop the controller. */
3462 /****************************************************************************/
3464 bce_stop(struct bce_softc *sc)
3466 struct ifnet *ifp = &sc->arpcom.ac_if;
3468 ASSERT_SERIALIZED(ifp->if_serializer);
3470 callout_stop(&sc->bce_tick_callout);
3472 /* Disable the transmit/receive blocks. */
3473 REG_WR(sc, BCE_MISC_ENABLE_CLR_BITS, BCE_MISC_ENABLE_CLR_DEFAULT);
3474 REG_RD(sc, BCE_MISC_ENABLE_CLR_BITS);
3477 bce_disable_intr(sc);
3479 /* Free the RX lists. */
3480 bce_free_rx_chain(sc);
3482 /* Free TX buffers. */
3483 bce_free_tx_chain(sc);
3486 sc->bce_coalchg_mask = 0;
3488 ifp->if_flags &= ~(IFF_RUNNING | IFF_OACTIVE);
3494 bce_reset(struct bce_softc *sc, uint32_t reset_code)
3499 /* Wait for pending PCI transactions to complete. */
3500 REG_WR(sc, BCE_MISC_ENABLE_CLR_BITS,
3501 BCE_MISC_ENABLE_CLR_BITS_TX_DMA_ENABLE |
3502 BCE_MISC_ENABLE_CLR_BITS_DMA_ENGINE_ENABLE |
3503 BCE_MISC_ENABLE_CLR_BITS_RX_DMA_ENABLE |
3504 BCE_MISC_ENABLE_CLR_BITS_HOST_COALESCE_ENABLE);
3505 val = REG_RD(sc, BCE_MISC_ENABLE_CLR_BITS);
3509 if (BCE_CHIP_NUM(sc) == BCE_CHIP_NUM_5709 ||
3510 BCE_CHIP_NUM(sc) == BCE_CHIP_NUM_5716) {
3511 val = REG_RD(sc, BCE_MISC_NEW_CORE_CTL);
3512 val &= ~BCE_MISC_NEW_CORE_CTL_DMA_ENABLE;
3513 REG_WR(sc, BCE_MISC_NEW_CORE_CTL, val);
3516 /* Assume bootcode is running. */
3517 sc->bce_fw_timed_out = 0;
3518 sc->bce_drv_cardiac_arrest = 0;
3520 /* Give the firmware a chance to prepare for the reset. */
3521 rc = bce_fw_sync(sc, BCE_DRV_MSG_DATA_WAIT0 | reset_code);
3523 if_printf(&sc->arpcom.ac_if,
3524 "Firmware is not ready for reset\n");
3528 /* Set a firmware reminder that this is a soft reset. */
3529 bce_shmem_wr(sc, BCE_DRV_RESET_SIGNATURE,
3530 BCE_DRV_RESET_SIGNATURE_MAGIC);
3532 /* Dummy read to force the chip to complete all current transactions. */
3533 val = REG_RD(sc, BCE_MISC_ID);
3536 if (BCE_CHIP_NUM(sc) == BCE_CHIP_NUM_5709 ||
3537 BCE_CHIP_NUM(sc) == BCE_CHIP_NUM_5716) {
3538 REG_WR(sc, BCE_MISC_COMMAND, BCE_MISC_COMMAND_SW_RESET);
3539 REG_RD(sc, BCE_MISC_COMMAND);
3542 val = BCE_PCICFG_MISC_CONFIG_REG_WINDOW_ENA |
3543 BCE_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP;
3545 pci_write_config(sc->bce_dev, BCE_PCICFG_MISC_CONFIG, val, 4);
3547 val = BCE_PCICFG_MISC_CONFIG_CORE_RST_REQ |
3548 BCE_PCICFG_MISC_CONFIG_REG_WINDOW_ENA |
3549 BCE_PCICFG_MISC_CONFIG_TARGET_MB_WORD_SWAP;
3550 REG_WR(sc, BCE_PCICFG_MISC_CONFIG, val);
3552 /* Allow up to 30us for reset to complete. */
3553 for (i = 0; i < 10; i++) {
3554 val = REG_RD(sc, BCE_PCICFG_MISC_CONFIG);
3555 if ((val & (BCE_PCICFG_MISC_CONFIG_CORE_RST_REQ |
3556 BCE_PCICFG_MISC_CONFIG_CORE_RST_BSY)) == 0)
3561 /* Check that reset completed successfully. */
3562 if (val & (BCE_PCICFG_MISC_CONFIG_CORE_RST_REQ |
3563 BCE_PCICFG_MISC_CONFIG_CORE_RST_BSY)) {
3564 if_printf(&sc->arpcom.ac_if, "Reset failed!\n");
3569 /* Make sure byte swapping is properly configured. */
3570 val = REG_RD(sc, BCE_PCI_SWAP_DIAG0);
3571 if (val != 0x01020304) {
3572 if_printf(&sc->arpcom.ac_if, "Byte swap is incorrect!\n");
3576 /* Just completed a reset, assume that firmware is running again. */
3577 sc->bce_fw_timed_out = 0;
3578 sc->bce_drv_cardiac_arrest = 0;
3580 /* Wait for the firmware to finish its initialization. */
3581 rc = bce_fw_sync(sc, BCE_DRV_MSG_DATA_WAIT1 | reset_code);
3583 if_printf(&sc->arpcom.ac_if,
3584 "Firmware did not complete initialization!\n");
3591 bce_chipinit(struct bce_softc *sc)
3596 /* Make sure the interrupt is not active. */
3597 REG_WR(sc, BCE_PCICFG_INT_ACK_CMD, BCE_PCICFG_INT_ACK_CMD_MASK_INT);
3598 REG_RD(sc, BCE_PCICFG_INT_ACK_CMD);
3601 * Initialize DMA byte/word swapping, configure the number of DMA
3602 * channels and PCI clock compensation delay.
3604 val = BCE_DMA_CONFIG_DATA_BYTE_SWAP |
3605 BCE_DMA_CONFIG_DATA_WORD_SWAP |
3606 #if BYTE_ORDER == BIG_ENDIAN
3607 BCE_DMA_CONFIG_CNTL_BYTE_SWAP |
3609 BCE_DMA_CONFIG_CNTL_WORD_SWAP |
3610 DMA_READ_CHANS << 12 |
3611 DMA_WRITE_CHANS << 16;
3613 val |= (0x2 << 20) | BCE_DMA_CONFIG_CNTL_PCI_COMP_DLY;
3615 if ((sc->bce_flags & BCE_PCIX_FLAG) && sc->bus_speed_mhz == 133)
3616 val |= BCE_DMA_CONFIG_PCI_FAST_CLK_CMP;
3619 * This setting resolves a problem observed on certain Intel PCI
3620 * chipsets that cannot handle multiple outstanding DMA operations.
3621 * See errata E9_5706A1_65.
3623 if (BCE_CHIP_NUM(sc) == BCE_CHIP_NUM_5706 &&
3624 BCE_CHIP_ID(sc) != BCE_CHIP_ID_5706_A0 &&
3625 !(sc->bce_flags & BCE_PCIX_FLAG))
3626 val |= BCE_DMA_CONFIG_CNTL_PING_PONG_DMA;
3628 REG_WR(sc, BCE_DMA_CONFIG, val);
3630 /* Enable the RX_V2P and Context state machines before access. */
3631 REG_WR(sc, BCE_MISC_ENABLE_SET_BITS,
3632 BCE_MISC_ENABLE_SET_BITS_HOST_COALESCE_ENABLE |
3633 BCE_MISC_ENABLE_STATUS_BITS_RX_V2P_ENABLE |
3634 BCE_MISC_ENABLE_STATUS_BITS_CONTEXT_ENABLE);
3636 /* Initialize context mapping and zero out the quick contexts. */
3637 rc = bce_init_ctx(sc);
3641 /* Initialize the on-boards CPUs */
3644 /* Enable management frames (NC-SI) to flow to the MCP. */
3645 if (sc->bce_flags & BCE_MFW_ENABLE_FLAG) {
3646 val = REG_RD(sc, BCE_RPM_MGMT_PKT_CTRL) |
3647 BCE_RPM_MGMT_PKT_CTRL_MGMT_EN;
3648 REG_WR(sc, BCE_RPM_MGMT_PKT_CTRL, val);
3651 /* Prepare NVRAM for access. */
3652 rc = bce_init_nvram(sc);
3656 /* Set the kernel bypass block size */
3657 val = REG_RD(sc, BCE_MQ_CONFIG);
3658 val &= ~BCE_MQ_CONFIG_KNL_BYP_BLK_SIZE;
3659 val |= BCE_MQ_CONFIG_KNL_BYP_BLK_SIZE_256;
3661 /* Enable bins used on the 5709/5716. */
3662 if (BCE_CHIP_NUM(sc) == BCE_CHIP_NUM_5709 ||
3663 BCE_CHIP_NUM(sc) == BCE_CHIP_NUM_5716) {
3664 val |= BCE_MQ_CONFIG_BIN_MQ_MODE;
3665 if (BCE_CHIP_ID(sc) == BCE_CHIP_ID_5709_A1)
3666 val |= BCE_MQ_CONFIG_HALT_DIS;
3669 REG_WR(sc, BCE_MQ_CONFIG, val);
3671 val = 0x10000 + (MAX_CID_CNT * MB_KERNEL_CTX_SIZE);
3672 REG_WR(sc, BCE_MQ_KNL_BYP_WIND_START, val);
3673 REG_WR(sc, BCE_MQ_KNL_WIND_END, val);
3675 /* Set the page size and clear the RV2P processor stall bits. */
3676 val = (BCM_PAGE_BITS - 8) << 24;
3677 REG_WR(sc, BCE_RV2P_CONFIG, val);
3679 /* Configure page size. */
3680 val = REG_RD(sc, BCE_TBDR_CONFIG);
3681 val &= ~BCE_TBDR_CONFIG_PAGE_SIZE;
3682 val |= (BCM_PAGE_BITS - 8) << 24 | 0x40;
3683 REG_WR(sc, BCE_TBDR_CONFIG, val);
3685 /* Set the perfect match control register to default. */
3686 REG_WR_IND(sc, BCE_RXP_PM_CTRL, 0);
3692 /****************************************************************************/
3693 /* Initialize the controller in preparation to send/receive traffic. */
3696 /* 0 for success, positive value for failure. */
3697 /****************************************************************************/
3699 bce_blockinit(struct bce_softc *sc)
3704 /* Load the hardware default MAC address. */
3705 bce_set_mac_addr(sc);
3707 /* Set the Ethernet backoff seed value */
3708 val = sc->eaddr[0] + (sc->eaddr[1] << 8) + (sc->eaddr[2] << 16) +
3709 sc->eaddr[3] + (sc->eaddr[4] << 8) + (sc->eaddr[5] << 16);
3710 REG_WR(sc, BCE_EMAC_BACKOFF_SEED, val);
3712 sc->last_status_idx = 0;
3713 sc->rx_mode = BCE_EMAC_RX_MODE_SORT_MODE;
3715 sc->pulse_check_status_idx = 0xffff;
3717 /* Set up link change interrupt generation. */
3718 REG_WR(sc, BCE_EMAC_ATTENTION_ENA, BCE_EMAC_ATTENTION_ENA_LINK);
3720 /* Program the physical address of the status block. */
3721 REG_WR(sc, BCE_HC_STATUS_ADDR_L, BCE_ADDR_LO(sc->status_block_paddr));
3722 REG_WR(sc, BCE_HC_STATUS_ADDR_H, BCE_ADDR_HI(sc->status_block_paddr));
3724 /* Program the physical address of the statistics block. */
3725 REG_WR(sc, BCE_HC_STATISTICS_ADDR_L,
3726 BCE_ADDR_LO(sc->stats_block_paddr));
3727 REG_WR(sc, BCE_HC_STATISTICS_ADDR_H,
3728 BCE_ADDR_HI(sc->stats_block_paddr));
3730 /* Program various host coalescing parameters. */
3731 REG_WR(sc, BCE_HC_TX_QUICK_CONS_TRIP,
3732 (sc->bce_tx_quick_cons_trip_int << 16) |
3733 sc->bce_tx_quick_cons_trip);
3734 REG_WR(sc, BCE_HC_RX_QUICK_CONS_TRIP,
3735 (sc->bce_rx_quick_cons_trip_int << 16) |
3736 sc->bce_rx_quick_cons_trip);
3737 REG_WR(sc, BCE_HC_COMP_PROD_TRIP,
3738 (sc->bce_comp_prod_trip_int << 16) | sc->bce_comp_prod_trip);
3739 REG_WR(sc, BCE_HC_TX_TICKS,
3740 (sc->bce_tx_ticks_int << 16) | sc->bce_tx_ticks);
3741 REG_WR(sc, BCE_HC_RX_TICKS,
3742 (sc->bce_rx_ticks_int << 16) | sc->bce_rx_ticks);
3743 REG_WR(sc, BCE_HC_COM_TICKS,
3744 (sc->bce_com_ticks_int << 16) | sc->bce_com_ticks);
3745 REG_WR(sc, BCE_HC_CMD_TICKS,
3746 (sc->bce_cmd_ticks_int << 16) | sc->bce_cmd_ticks);
3747 REG_WR(sc, BCE_HC_STATS_TICKS, (sc->bce_stats_ticks & 0xffff00));
3748 REG_WR(sc, BCE_HC_STAT_COLLECT_TICKS, 0xbb8); /* 3ms */
3750 val = BCE_HC_CONFIG_TX_TMR_MODE | BCE_HC_CONFIG_COLLECT_STATS;
3751 if (sc->bce_flags & BCE_ONESHOT_MSI_FLAG) {
3753 if_printf(&sc->arpcom.ac_if, "oneshot MSI\n");
3754 val |= BCE_HC_CONFIG_ONE_SHOT | BCE_HC_CONFIG_USE_INT_PARAM;
3756 REG_WR(sc, BCE_HC_CONFIG, val);
3758 /* Clear the internal statistics counters. */
3759 REG_WR(sc, BCE_HC_COMMAND, BCE_HC_COMMAND_CLR_STAT_NOW);
3761 /* Verify that bootcode is running. */
3762 reg = bce_shmem_rd(sc, BCE_DEV_INFO_SIGNATURE);
3764 DBRUNIF(DB_RANDOMTRUE(bce_debug_bootcode_running_failure),
3765 if_printf(&sc->arpcom.ac_if,
3766 "%s(%d): Simulating bootcode failure.\n",
3767 __FILE__, __LINE__);
3770 if ((reg & BCE_DEV_INFO_SIGNATURE_MAGIC_MASK) !=
3771 BCE_DEV_INFO_SIGNATURE_MAGIC) {
3772 if_printf(&sc->arpcom.ac_if,
3773 "Bootcode not running! Found: 0x%08X, "
3774 "Expected: 08%08X\n",
3775 reg & BCE_DEV_INFO_SIGNATURE_MAGIC_MASK,
3776 BCE_DEV_INFO_SIGNATURE_MAGIC);
3781 if (BCE_CHIP_NUM(sc) == BCE_CHIP_NUM_5709 ||
3782 BCE_CHIP_NUM(sc) == BCE_CHIP_NUM_5716) {
3783 val = REG_RD(sc, BCE_MISC_NEW_CORE_CTL);
3784 val |= BCE_MISC_NEW_CORE_CTL_DMA_ENABLE;
3785 REG_WR(sc, BCE_MISC_NEW_CORE_CTL, val);
3788 /* Allow bootcode to apply any additional fixes before enabling MAC. */
3789 rc = bce_fw_sync(sc, BCE_DRV_MSG_DATA_WAIT2 | BCE_DRV_MSG_CODE_RESET);
3791 /* Enable link state change interrupt generation. */
3792 REG_WR(sc, BCE_HC_ATTN_BITS_ENABLE, STATUS_ATTN_BITS_LINK_STATE);
3794 /* Enable the RXP. */
3795 bce_start_rxp_cpu(sc);
3797 /* Disable management frames (NC-SI) from flowing to the MCP. */
3798 if (sc->bce_flags & BCE_MFW_ENABLE_FLAG) {
3799 val = REG_RD(sc, BCE_RPM_MGMT_PKT_CTRL) &
3800 ~BCE_RPM_MGMT_PKT_CTRL_MGMT_EN;
3801 REG_WR(sc, BCE_RPM_MGMT_PKT_CTRL, val);
3804 /* Enable all remaining blocks in the MAC. */
3805 if (BCE_CHIP_NUM(sc) == BCE_CHIP_NUM_5709 ||
3806 BCE_CHIP_NUM(sc) == BCE_CHIP_NUM_5716) {
3807 REG_WR(sc, BCE_MISC_ENABLE_SET_BITS,
3808 BCE_MISC_ENABLE_DEFAULT_XI);
3810 REG_WR(sc, BCE_MISC_ENABLE_SET_BITS, BCE_MISC_ENABLE_DEFAULT);
3812 REG_RD(sc, BCE_MISC_ENABLE_SET_BITS);
3815 /* Save the current host coalescing block settings. */
3816 sc->hc_command = REG_RD(sc, BCE_HC_COMMAND);
3822 /****************************************************************************/
3823 /* Encapsulate an mbuf cluster into the rx_bd chain. */
3825 /* The NetXtreme II can support Jumbo frames by using multiple rx_bd's. */
3826 /* This routine will map an mbuf cluster into 1 or more rx_bd's as */
3830 /* 0 for success, positive value for failure. */
3831 /****************************************************************************/
3833 bce_newbuf_std(struct bce_softc *sc, uint16_t *prod, uint16_t *chain_prod,
3834 uint32_t *prod_bseq, int init)
3837 bus_dma_segment_t seg;
3841 uint16_t debug_chain_prod = *chain_prod;
3844 /* Make sure the inputs are valid. */
3845 DBRUNIF((*chain_prod > MAX_RX_BD(sc)),
3846 if_printf(&sc->arpcom.ac_if, "%s(%d): "
3847 "RX producer out of range: 0x%04X > 0x%04X\n",
3849 *chain_prod, (uint16_t)MAX_RX_BD(sc)));
3851 DBPRINT(sc, BCE_VERBOSE_RECV, "%s(enter): prod = 0x%04X, chain_prod = 0x%04X, "
3852 "prod_bseq = 0x%08X\n", __func__, *prod, *chain_prod, *prod_bseq);
3854 DBRUNIF(DB_RANDOMTRUE(bce_debug_mbuf_allocation_failure),
3855 if_printf(&sc->arpcom.ac_if, "%s(%d): "
3856 "Simulating mbuf allocation failure.\n",
3857 __FILE__, __LINE__);
3858 sc->mbuf_alloc_failed++;
3861 /* This is a new mbuf allocation. */
3862 m_new = m_getcl(init ? MB_WAIT : MB_DONTWAIT, MT_DATA, M_PKTHDR);
3865 DBRUNIF(1, sc->rx_mbuf_alloc++);
3867 m_new->m_len = m_new->m_pkthdr.len = MCLBYTES;
3869 /* Map the mbuf cluster into device memory. */
3870 error = bus_dmamap_load_mbuf_segment(sc->rx_mbuf_tag,
3871 sc->rx_mbuf_tmpmap, m_new, &seg, 1, &nseg,
3876 if_printf(&sc->arpcom.ac_if,
3877 "Error mapping mbuf into RX chain!\n");
3879 DBRUNIF(1, sc->rx_mbuf_alloc--);
3883 if (sc->rx_mbuf_ptr[*chain_prod] != NULL) {
3884 bus_dmamap_unload(sc->rx_mbuf_tag,
3885 sc->rx_mbuf_map[*chain_prod]);
3888 map = sc->rx_mbuf_map[*chain_prod];
3889 sc->rx_mbuf_map[*chain_prod] = sc->rx_mbuf_tmpmap;
3890 sc->rx_mbuf_tmpmap = map;
3892 /* Watch for overflow. */
3893 DBRUNIF((sc->free_rx_bd > USABLE_RX_BD(sc)),
3894 if_printf(&sc->arpcom.ac_if, "%s(%d): "
3895 "Too many free rx_bd (0x%04X > 0x%04X)!\n",
3896 __FILE__, __LINE__, sc->free_rx_bd,
3897 (uint16_t)USABLE_RX_BD(sc)));
3899 /* Update some debug statistic counters */
3900 DBRUNIF((sc->free_rx_bd < sc->rx_low_watermark),
3901 sc->rx_low_watermark = sc->free_rx_bd);
3902 DBRUNIF((sc->free_rx_bd == 0), sc->rx_empty_count++);
3904 /* Save the mbuf and update our counter. */
3905 sc->rx_mbuf_ptr[*chain_prod] = m_new;
3906 sc->rx_mbuf_paddr[*chain_prod] = seg.ds_addr;
3909 bce_setup_rxdesc_std(sc, *chain_prod, prod_bseq);
3911 DBRUN(BCE_VERBOSE_RECV,
3912 bce_dump_rx_mbuf_chain(sc, debug_chain_prod, 1));
3914 DBPRINT(sc, BCE_VERBOSE_RECV, "%s(exit): prod = 0x%04X, chain_prod = 0x%04X, "
3915 "prod_bseq = 0x%08X\n", __func__, *prod, *chain_prod, *prod_bseq);
3922 bce_setup_rxdesc_std(struct bce_softc *sc, uint16_t chain_prod, uint32_t *prod_bseq)
3928 paddr = sc->rx_mbuf_paddr[chain_prod];
3929 len = sc->rx_mbuf_ptr[chain_prod]->m_len;
3931 /* Setup the rx_bd for the first segment. */
3932 rxbd = &sc->rx_bd_chain[RX_PAGE(chain_prod)][RX_IDX(chain_prod)];
3934 rxbd->rx_bd_haddr_lo = htole32(BCE_ADDR_LO(paddr));
3935 rxbd->rx_bd_haddr_hi = htole32(BCE_ADDR_HI(paddr));
3936 rxbd->rx_bd_len = htole32(len);
3937 rxbd->rx_bd_flags = htole32(RX_BD_FLAGS_START);
3940 rxbd->rx_bd_flags |= htole32(RX_BD_FLAGS_END);
3944 /****************************************************************************/
3945 /* Initialize the TX context memory. */
3949 /****************************************************************************/
3951 bce_init_tx_context(struct bce_softc *sc)
3955 /* Initialize the context ID for an L2 TX chain. */
3956 if (BCE_CHIP_NUM(sc) == BCE_CHIP_NUM_5709 ||
3957 BCE_CHIP_NUM(sc) == BCE_CHIP_NUM_5716) {
3958 /* Set the CID type to support an L2 connection. */
3959 val = BCE_L2CTX_TX_TYPE_TYPE_L2 | BCE_L2CTX_TX_TYPE_SIZE_L2;
3960 CTX_WR(sc, GET_CID_ADDR(TX_CID), BCE_L2CTX_TX_TYPE_XI, val);
3961 val = BCE_L2CTX_TX_CMD_TYPE_TYPE_L2 | (8 << 16);
3962 CTX_WR(sc, GET_CID_ADDR(TX_CID), BCE_L2CTX_TX_CMD_TYPE_XI, val);
3964 /* Point the hardware to the first page in the chain. */
3965 val = BCE_ADDR_HI(sc->tx_bd_chain_paddr[0]);
3966 CTX_WR(sc, GET_CID_ADDR(TX_CID),
3967 BCE_L2CTX_TX_TBDR_BHADDR_HI_XI, val);
3968 val = BCE_ADDR_LO(sc->tx_bd_chain_paddr[0]);
3969 CTX_WR(sc, GET_CID_ADDR(TX_CID),
3970 BCE_L2CTX_TX_TBDR_BHADDR_LO_XI, val);
3972 /* Set the CID type to support an L2 connection. */
3973 val = BCE_L2CTX_TX_TYPE_TYPE_L2 | BCE_L2CTX_TX_TYPE_SIZE_L2;
3974 CTX_WR(sc, GET_CID_ADDR(TX_CID), BCE_L2CTX_TX_TYPE, val);
3975 val = BCE_L2CTX_TX_CMD_TYPE_TYPE_L2 | (8 << 16);
3976 CTX_WR(sc, GET_CID_ADDR(TX_CID), BCE_L2CTX_TX_CMD_TYPE, val);
3978 /* Point the hardware to the first page in the chain. */
3979 val = BCE_ADDR_HI(sc->tx_bd_chain_paddr[0]);
3980 CTX_WR(sc, GET_CID_ADDR(TX_CID),
3981 BCE_L2CTX_TX_TBDR_BHADDR_HI, val);
3982 val = BCE_ADDR_LO(sc->tx_bd_chain_paddr[0]);
3983 CTX_WR(sc, GET_CID_ADDR(TX_CID),
3984 BCE_L2CTX_TX_TBDR_BHADDR_LO, val);
3989 /****************************************************************************/
3990 /* Allocate memory and initialize the TX data structures. */
3993 /* 0 for success, positive value for failure. */
3994 /****************************************************************************/
3996 bce_init_tx_chain(struct bce_softc *sc)
4001 DBPRINT(sc, BCE_VERBOSE_RESET, "Entering %s()\n", __func__);
4003 /* Set the initial TX producer/consumer indices. */
4006 sc->tx_prod_bseq = 0;
4008 sc->max_tx_bd = USABLE_TX_BD(sc);
4009 DBRUNIF(1, sc->tx_hi_watermark = USABLE_TX_BD(sc));
4010 DBRUNIF(1, sc->tx_full_count = 0);
4013 * The NetXtreme II supports a linked-list structre called
4014 * a Buffer Descriptor Chain (or BD chain). A BD chain
4015 * consists of a series of 1 or more chain pages, each of which
4016 * consists of a fixed number of BD entries.
4017 * The last BD entry on each page is a pointer to the next page
4018 * in the chain, and the last pointer in the BD chain
4019 * points back to the beginning of the chain.
4022 /* Set the TX next pointer chain entries. */
4023 for (i = 0; i < sc->tx_pages; i++) {
4026 txbd = &sc->tx_bd_chain[i][USABLE_TX_BD_PER_PAGE];
4028 /* Check if we've reached the last page. */
4029 if (i == (sc->tx_pages - 1))
4034 txbd->tx_bd_haddr_hi =
4035 htole32(BCE_ADDR_HI(sc->tx_bd_chain_paddr[j]));
4036 txbd->tx_bd_haddr_lo =
4037 htole32(BCE_ADDR_LO(sc->tx_bd_chain_paddr[j]));
4039 bce_init_tx_context(sc);
4045 /****************************************************************************/
4046 /* Free memory and clear the TX data structures. */
4050 /****************************************************************************/
4052 bce_free_tx_chain(struct bce_softc *sc)
4056 DBPRINT(sc, BCE_VERBOSE_RESET, "Entering %s()\n", __func__);
4058 /* Unmap, unload, and free any mbufs still in the TX mbuf chain. */
4059 for (i = 0; i < TOTAL_TX_BD(sc); i++) {
4060 if (sc->tx_mbuf_ptr[i] != NULL) {
4061 bus_dmamap_unload(sc->tx_mbuf_tag, sc->tx_mbuf_map[i]);
4062 m_freem(sc->tx_mbuf_ptr[i]);
4063 sc->tx_mbuf_ptr[i] = NULL;
4064 DBRUNIF(1, sc->tx_mbuf_alloc--);
4068 /* Clear each TX chain page. */
4069 for (i = 0; i < sc->tx_pages; i++)
4070 bzero(sc->tx_bd_chain[i], BCE_TX_CHAIN_PAGE_SZ);
4073 /* Check if we lost any mbufs in the process. */
4074 DBRUNIF((sc->tx_mbuf_alloc),
4075 if_printf(&sc->arpcom.ac_if,
4076 "%s(%d): Memory leak! "
4077 "Lost %d mbufs from tx chain!\n",
4078 __FILE__, __LINE__, sc->tx_mbuf_alloc));
4080 DBPRINT(sc, BCE_VERBOSE_RESET, "Exiting %s()\n", __func__);
4084 /****************************************************************************/
4085 /* Initialize the RX context memory. */
4089 /****************************************************************************/
4091 bce_init_rx_context(struct bce_softc *sc)
4095 /* Initialize the context ID for an L2 RX chain. */
4096 val = BCE_L2CTX_RX_CTX_TYPE_CTX_BD_CHN_TYPE_VALUE |
4097 BCE_L2CTX_RX_CTX_TYPE_SIZE_L2 | (0x02 << 8);
4100 * Set the level for generating pause frames
4101 * when the number of available rx_bd's gets
4102 * too low (the low watermark) and the level
4103 * when pause frames can be stopped (the high
4106 if (BCE_CHIP_NUM(sc) == BCE_CHIP_NUM_5709 ||
4107 BCE_CHIP_NUM(sc) == BCE_CHIP_NUM_5716) {
4108 uint32_t lo_water, hi_water;
4110 lo_water = BCE_L2CTX_RX_LO_WATER_MARK_DEFAULT;
4111 hi_water = USABLE_RX_BD(sc) / 4;
4113 lo_water /= BCE_L2CTX_RX_LO_WATER_MARK_SCALE;
4114 hi_water /= BCE_L2CTX_RX_HI_WATER_MARK_SCALE;
4118 else if (hi_water == 0)
4121 (hi_water << BCE_L2CTX_RX_HI_WATER_MARK_SHIFT);
4124 CTX_WR(sc, GET_CID_ADDR(RX_CID), BCE_L2CTX_RX_CTX_TYPE, val);
4126 /* Setup the MQ BIN mapping for l2_ctx_host_bseq. */
4127 if (BCE_CHIP_NUM(sc) == BCE_CHIP_NUM_5709 ||
4128 BCE_CHIP_NUM(sc) == BCE_CHIP_NUM_5716) {
4129 val = REG_RD(sc, BCE_MQ_MAP_L2_5);
4130 REG_WR(sc, BCE_MQ_MAP_L2_5, val | BCE_MQ_MAP_L2_5_ARM);
4133 /* Point the hardware to the first page in the chain. */
4134 val = BCE_ADDR_HI(sc->rx_bd_chain_paddr[0]);
4135 CTX_WR(sc, GET_CID_ADDR(RX_CID), BCE_L2CTX_RX_NX_BDHADDR_HI, val);
4136 val = BCE_ADDR_LO(sc->rx_bd_chain_paddr[0]);
4137 CTX_WR(sc, GET_CID_ADDR(RX_CID), BCE_L2CTX_RX_NX_BDHADDR_LO, val);
4141 /****************************************************************************/
4142 /* Allocate memory and initialize the RX data structures. */
4145 /* 0 for success, positive value for failure. */
4146 /****************************************************************************/
4148 bce_init_rx_chain(struct bce_softc *sc)
4152 uint16_t prod, chain_prod;
4155 DBPRINT(sc, BCE_VERBOSE_RESET, "Entering %s()\n", __func__);
4157 /* Initialize the RX producer and consumer indices. */
4160 sc->rx_prod_bseq = 0;
4161 sc->free_rx_bd = USABLE_RX_BD(sc);
4162 sc->max_rx_bd = USABLE_RX_BD(sc);
4163 DBRUNIF(1, sc->rx_low_watermark = USABLE_RX_BD(sc));
4164 DBRUNIF(1, sc->rx_empty_count = 0);
4166 /* Initialize the RX next pointer chain entries. */
4167 for (i = 0; i < sc->rx_pages; i++) {
4170 rxbd = &sc->rx_bd_chain[i][USABLE_RX_BD_PER_PAGE];
4172 /* Check if we've reached the last page. */
4173 if (i == (sc->rx_pages - 1))
4178 /* Setup the chain page pointers. */
4179 rxbd->rx_bd_haddr_hi =
4180 htole32(BCE_ADDR_HI(sc->rx_bd_chain_paddr[j]));
4181 rxbd->rx_bd_haddr_lo =
4182 htole32(BCE_ADDR_LO(sc->rx_bd_chain_paddr[j]));
4185 /* Allocate mbuf clusters for the rx_bd chain. */
4186 prod = prod_bseq = 0;
4187 while (prod < TOTAL_RX_BD(sc)) {
4188 chain_prod = RX_CHAIN_IDX(sc, prod);
4189 if (bce_newbuf_std(sc, &prod, &chain_prod, &prod_bseq, 1)) {
4190 if_printf(&sc->arpcom.ac_if,
4191 "Error filling RX chain: rx_bd[0x%04X]!\n",
4196 prod = NEXT_RX_BD(prod);
4199 /* Save the RX chain producer index. */
4201 sc->rx_prod_bseq = prod_bseq;
4203 /* Tell the chip about the waiting rx_bd's. */
4204 REG_WR16(sc, MB_GET_CID_ADDR(RX_CID) + BCE_L2MQ_RX_HOST_BDIDX,
4206 REG_WR(sc, MB_GET_CID_ADDR(RX_CID) + BCE_L2MQ_RX_HOST_BSEQ,
4209 bce_init_rx_context(sc);
4215 /****************************************************************************/
4216 /* Free memory and clear the RX data structures. */
4220 /****************************************************************************/
4222 bce_free_rx_chain(struct bce_softc *sc)
4226 DBPRINT(sc, BCE_VERBOSE_RESET, "Entering %s()\n", __func__);
4228 /* Free any mbufs still in the RX mbuf chain. */
4229 for (i = 0; i < TOTAL_RX_BD(sc); i++) {
4230 if (sc->rx_mbuf_ptr[i] != NULL) {
4231 bus_dmamap_unload(sc->rx_mbuf_tag, sc->rx_mbuf_map[i]);
4232 m_freem(sc->rx_mbuf_ptr[i]);
4233 sc->rx_mbuf_ptr[i] = NULL;
4234 DBRUNIF(1, sc->rx_mbuf_alloc--);
4238 /* Clear each RX chain page. */
4239 for (i = 0; i < sc->rx_pages; i++)
4240 bzero(sc->rx_bd_chain[i], BCE_RX_CHAIN_PAGE_SZ);
4242 /* Check if we lost any mbufs in the process. */
4243 DBRUNIF((sc->rx_mbuf_alloc),
4244 if_printf(&sc->arpcom.ac_if,
4245 "%s(%d): Memory leak! "
4246 "Lost %d mbufs from rx chain!\n",
4247 __FILE__, __LINE__, sc->rx_mbuf_alloc));
4249 DBPRINT(sc, BCE_VERBOSE_RESET, "Exiting %s()\n", __func__);
4253 /****************************************************************************/
4254 /* Set media options. */
4257 /* 0 for success, positive value for failure. */
4258 /****************************************************************************/
4260 bce_ifmedia_upd(struct ifnet *ifp)
4262 struct bce_softc *sc = ifp->if_softc;
4263 struct mii_data *mii = device_get_softc(sc->bce_miibus);
4267 * 'mii' will be NULL, when this function is called on following
4268 * code path: bce_attach() -> bce_mgmt_init()
4271 /* Make sure the MII bus has been enumerated. */
4273 if (mii->mii_instance) {
4274 struct mii_softc *miisc;
4276 LIST_FOREACH(miisc, &mii->mii_phys, mii_list)
4277 mii_phy_reset(miisc);
4279 error = mii_mediachg(mii);
4285 /****************************************************************************/
4286 /* Reports current media status. */
4290 /****************************************************************************/
4292 bce_ifmedia_sts(struct ifnet *ifp, struct ifmediareq *ifmr)
4294 struct bce_softc *sc = ifp->if_softc;
4295 struct mii_data *mii = device_get_softc(sc->bce_miibus);
4298 ifmr->ifm_active = mii->mii_media_active;
4299 ifmr->ifm_status = mii->mii_media_status;
4303 /****************************************************************************/
4304 /* Handles PHY generated interrupt events. */
4308 /****************************************************************************/
4310 bce_phy_intr(struct bce_softc *sc)
4312 uint32_t new_link_state, old_link_state;
4313 struct ifnet *ifp = &sc->arpcom.ac_if;
4315 ASSERT_SERIALIZED(ifp->if_serializer);
4317 new_link_state = sc->status_block->status_attn_bits &
4318 STATUS_ATTN_BITS_LINK_STATE;
4319 old_link_state = sc->status_block->status_attn_bits_ack &
4320 STATUS_ATTN_BITS_LINK_STATE;
4322 /* Handle any changes if the link state has changed. */
4323 if (new_link_state != old_link_state) { /* XXX redundant? */
4324 DBRUN(BCE_VERBOSE_INTR, bce_dump_status_block(sc));
4326 /* Update the status_attn_bits_ack field in the status block. */
4327 if (new_link_state) {
4328 REG_WR(sc, BCE_PCICFG_STATUS_BIT_SET_CMD,
4329 STATUS_ATTN_BITS_LINK_STATE);
4331 if_printf(ifp, "Link is now UP.\n");
4333 REG_WR(sc, BCE_PCICFG_STATUS_BIT_CLEAR_CMD,
4334 STATUS_ATTN_BITS_LINK_STATE);
4336 if_printf(ifp, "Link is now DOWN.\n");
4340 * Assume link is down and allow tick routine to
4341 * update the state based on the actual media state.
4344 callout_stop(&sc->bce_tick_callout);
4345 bce_tick_serialized(sc);
4348 /* Acknowledge the link change interrupt. */
4349 REG_WR(sc, BCE_EMAC_STATUS, BCE_EMAC_STATUS_LINK_CHANGE);
4353 /****************************************************************************/
4354 /* Reads the receive consumer value from the status block (skipping over */
4355 /* chain page pointer if necessary). */
4359 /****************************************************************************/
4360 static __inline uint16_t
4361 bce_get_hw_rx_cons(struct bce_softc *sc)
4363 uint16_t hw_cons = sc->status_block->status_rx_quick_consumer_index0;
4365 if ((hw_cons & USABLE_RX_BD_PER_PAGE) == USABLE_RX_BD_PER_PAGE)
4371 /****************************************************************************/
4372 /* Handles received frame interrupt events. */
4376 /****************************************************************************/
4378 bce_rx_intr(struct bce_softc *sc, int count)
4380 struct ifnet *ifp = &sc->arpcom.ac_if;
4381 uint16_t hw_cons, sw_cons, sw_chain_cons, sw_prod, sw_chain_prod;
4382 uint32_t sw_prod_bseq;
4384 ASSERT_SERIALIZED(ifp->if_serializer);
4386 DBRUNIF(1, sc->rx_interrupts++);
4388 /* Get the hardware's view of the RX consumer index. */
4389 hw_cons = sc->hw_rx_cons = bce_get_hw_rx_cons(sc);
4391 /* Get working copies of the driver's view of the RX indices. */
4392 sw_cons = sc->rx_cons;
4393 sw_prod = sc->rx_prod;
4394 sw_prod_bseq = sc->rx_prod_bseq;
4396 DBPRINT(sc, BCE_INFO_RECV, "%s(enter): sw_prod = 0x%04X, "
4397 "sw_cons = 0x%04X, sw_prod_bseq = 0x%08X\n",
4398 __func__, sw_prod, sw_cons, sw_prod_bseq);
4400 /* Prevent speculative reads from getting ahead of the status block. */
4401 bus_space_barrier(sc->bce_btag, sc->bce_bhandle, 0, 0,
4402 BUS_SPACE_BARRIER_READ);
4404 /* Update some debug statistics counters */
4405 DBRUNIF((sc->free_rx_bd < sc->rx_low_watermark),
4406 sc->rx_low_watermark = sc->free_rx_bd);
4407 DBRUNIF((sc->free_rx_bd == 0), sc->rx_empty_count++);
4409 /* Scan through the receive chain as long as there is work to do. */
4410 while (sw_cons != hw_cons) {
4411 struct mbuf *m = NULL;
4412 struct l2_fhdr *l2fhdr = NULL;
4415 uint32_t status = 0;
4417 #ifdef DEVICE_POLLING
4418 if (count >= 0 && count-- == 0) {
4419 sc->hw_rx_cons = sw_cons;
4425 * Convert the producer/consumer indices
4426 * to an actual rx_bd index.
4428 sw_chain_cons = RX_CHAIN_IDX(sc, sw_cons);
4429 sw_chain_prod = RX_CHAIN_IDX(sc, sw_prod);
4431 /* Get the used rx_bd. */
4432 rxbd = &sc->rx_bd_chain[RX_PAGE(sw_chain_cons)]
4433 [RX_IDX(sw_chain_cons)];
4436 DBRUN(BCE_VERBOSE_RECV,
4437 if_printf(ifp, "%s(): ", __func__);
4438 bce_dump_rxbd(sc, sw_chain_cons, rxbd));
4440 /* The mbuf is stored with the last rx_bd entry of a packet. */
4441 if (sc->rx_mbuf_ptr[sw_chain_cons] != NULL) {
4442 /* Validate that this is the last rx_bd. */
4443 DBRUNIF((!(rxbd->rx_bd_flags & RX_BD_FLAGS_END)),
4444 if_printf(ifp, "%s(%d): "
4445 "Unexpected mbuf found in rx_bd[0x%04X]!\n",
4446 __FILE__, __LINE__, sw_chain_cons);
4447 bce_breakpoint(sc));
4449 if (sw_chain_cons != sw_chain_prod) {
4450 if_printf(ifp, "RX cons(%d) != prod(%d), "
4451 "drop!\n", sw_chain_cons,
4455 bce_setup_rxdesc_std(sc, sw_chain_cons,
4458 goto bce_rx_int_next_rx;
4461 /* Unmap the mbuf from DMA space. */
4462 bus_dmamap_sync(sc->rx_mbuf_tag,
4463 sc->rx_mbuf_map[sw_chain_cons],
4464 BUS_DMASYNC_POSTREAD);
4466 /* Save the mbuf from the driver's chain. */
4467 m = sc->rx_mbuf_ptr[sw_chain_cons];
4470 * Frames received on the NetXteme II are prepended
4471 * with an l2_fhdr structure which provides status
4472 * information about the received frame (including
4473 * VLAN tags and checksum info). The frames are also
4474 * automatically adjusted to align the IP header
4475 * (i.e. two null bytes are inserted before the
4476 * Ethernet header). As a result the data DMA'd by
4477 * the controller into the mbuf is as follows:
4479 * +---------+-----+---------------------+-----+
4480 * | l2_fhdr | pad | packet data | FCS |
4481 * +---------+-----+---------------------+-----+
4483 * The l2_fhdr needs to be checked and skipped and the
4484 * FCS needs to be stripped before sending the packet
4487 l2fhdr = mtod(m, struct l2_fhdr *);
4489 len = l2fhdr->l2_fhdr_pkt_len;
4490 status = l2fhdr->l2_fhdr_status;
4492 DBRUNIF(DB_RANDOMTRUE(bce_debug_l2fhdr_status_check),
4494 "Simulating l2_fhdr status error.\n");
4495 status = status | L2_FHDR_ERRORS_PHY_DECODE);
4497 /* Watch for unusual sized frames. */
4498 DBRUNIF((len < BCE_MIN_MTU ||
4499 len > BCE_MAX_JUMBO_ETHER_MTU_VLAN),
4501 "%s(%d): Unusual frame size found. "
4502 "Min(%d), Actual(%d), Max(%d)\n",
4504 (int)BCE_MIN_MTU, len,
4505 (int)BCE_MAX_JUMBO_ETHER_MTU_VLAN);
4506 bce_dump_mbuf(sc, m);
4507 bce_breakpoint(sc));
4509 len -= ETHER_CRC_LEN;
4511 /* Check the received frame for errors. */
4512 if (status & (L2_FHDR_ERRORS_BAD_CRC |
4513 L2_FHDR_ERRORS_PHY_DECODE |
4514 L2_FHDR_ERRORS_ALIGNMENT |
4515 L2_FHDR_ERRORS_TOO_SHORT |
4516 L2_FHDR_ERRORS_GIANT_FRAME)) {
4518 DBRUNIF(1, sc->l2fhdr_status_errors++);
4520 /* Reuse the mbuf for a new frame. */
4521 bce_setup_rxdesc_std(sc, sw_chain_prod,
4524 goto bce_rx_int_next_rx;
4528 * Get a new mbuf for the rx_bd. If no new
4529 * mbufs are available then reuse the current mbuf,
4530 * log an ierror on the interface, and generate
4531 * an error in the system log.
4533 if (bce_newbuf_std(sc, &sw_prod, &sw_chain_prod,
4534 &sw_prod_bseq, 0)) {
4537 "%s(%d): Failed to allocate new mbuf, "
4538 "incoming frame dropped!\n",
4539 __FILE__, __LINE__));
4543 /* Try and reuse the exisitng mbuf. */
4544 bce_setup_rxdesc_std(sc, sw_chain_prod,
4547 goto bce_rx_int_next_rx;
4551 * Skip over the l2_fhdr when passing
4552 * the data up the stack.
4554 m_adj(m, sizeof(struct l2_fhdr) + ETHER_ALIGN);
4556 m->m_pkthdr.len = m->m_len = len;
4557 m->m_pkthdr.rcvif = ifp;
4559 DBRUN(BCE_VERBOSE_RECV,
4560 struct ether_header *eh;
4561 eh = mtod(m, struct ether_header *);
4562 if_printf(ifp, "%s(): to: %6D, from: %6D, "
4563 "type: 0x%04X\n", __func__,
4564 eh->ether_dhost, ":",
4565 eh->ether_shost, ":",
4566 htons(eh->ether_type)));
4568 /* Validate the checksum if offload enabled. */
4569 if (ifp->if_capenable & IFCAP_RXCSUM) {
4570 /* Check for an IP datagram. */
4571 if (status & L2_FHDR_STATUS_IP_DATAGRAM) {
4572 m->m_pkthdr.csum_flags |=
4575 /* Check if the IP checksum is valid. */
4576 if ((l2fhdr->l2_fhdr_ip_xsum ^
4578 m->m_pkthdr.csum_flags |=
4581 DBPRINT(sc, BCE_WARN_RECV,
4582 "%s(): Invalid IP checksum = 0x%04X!\n",
4583 __func__, l2fhdr->l2_fhdr_ip_xsum);
4587 /* Check for a valid TCP/UDP frame. */
4588 if (status & (L2_FHDR_STATUS_TCP_SEGMENT |
4589 L2_FHDR_STATUS_UDP_DATAGRAM)) {
4591 /* Check for a good TCP/UDP checksum. */
4593 (L2_FHDR_ERRORS_TCP_XSUM |
4594 L2_FHDR_ERRORS_UDP_XSUM)) == 0) {
4595 m->m_pkthdr.csum_data =
4596 l2fhdr->l2_fhdr_tcp_udp_xsum;
4597 m->m_pkthdr.csum_flags |=
4601 DBPRINT(sc, BCE_WARN_RECV,
4602 "%s(): Invalid TCP/UDP checksum = 0x%04X!\n",
4603 __func__, l2fhdr->l2_fhdr_tcp_udp_xsum);
4610 sw_prod = NEXT_RX_BD(sw_prod);
4613 sw_cons = NEXT_RX_BD(sw_cons);
4615 /* If we have a packet, pass it up the stack */
4617 DBPRINT(sc, BCE_VERBOSE_RECV,
4618 "%s(): Passing received frame up.\n", __func__);
4620 if (status & L2_FHDR_STATUS_L2_VLAN_TAG) {
4621 m->m_flags |= M_VLANTAG;
4622 m->m_pkthdr.ether_vlantag =
4623 l2fhdr->l2_fhdr_vlan_tag;
4625 ifp->if_input(ifp, m);
4627 DBRUNIF(1, sc->rx_mbuf_alloc--);
4631 * If polling(4) is not enabled, refresh hw_cons to see
4632 * whether there's new work.
4634 * If polling(4) is enabled, i.e count >= 0, refreshing
4635 * should not be performed, so that we would not spend
4636 * too much time in RX processing.
4638 if (count < 0 && sw_cons == hw_cons)
4639 hw_cons = sc->hw_rx_cons = bce_get_hw_rx_cons(sc);
4642 * Prevent speculative reads from getting ahead
4643 * of the status block.
4645 bus_space_barrier(sc->bce_btag, sc->bce_bhandle, 0, 0,
4646 BUS_SPACE_BARRIER_READ);
4649 sc->rx_cons = sw_cons;
4650 sc->rx_prod = sw_prod;
4651 sc->rx_prod_bseq = sw_prod_bseq;
4653 REG_WR16(sc, MB_GET_CID_ADDR(RX_CID) + BCE_L2MQ_RX_HOST_BDIDX,
4655 REG_WR(sc, MB_GET_CID_ADDR(RX_CID) + BCE_L2MQ_RX_HOST_BSEQ,
4658 DBPRINT(sc, BCE_INFO_RECV, "%s(exit): rx_prod = 0x%04X, "
4659 "rx_cons = 0x%04X, rx_prod_bseq = 0x%08X\n",
4660 __func__, sc->rx_prod, sc->rx_cons, sc->rx_prod_bseq);
4664 /****************************************************************************/
4665 /* Reads the transmit consumer value from the status block (skipping over */
4666 /* chain page pointer if necessary). */
4670 /****************************************************************************/
4671 static __inline uint16_t
4672 bce_get_hw_tx_cons(struct bce_softc *sc)
4674 uint16_t hw_cons = sc->status_block->status_tx_quick_consumer_index0;
4676 if ((hw_cons & USABLE_TX_BD_PER_PAGE) == USABLE_TX_BD_PER_PAGE)
4682 /****************************************************************************/
4683 /* Handles transmit completion interrupt events. */
4687 /****************************************************************************/
4689 bce_tx_intr(struct bce_softc *sc)
4691 struct ifnet *ifp = &sc->arpcom.ac_if;
4692 uint16_t hw_tx_cons, sw_tx_cons, sw_tx_chain_cons;
4694 ASSERT_SERIALIZED(ifp->if_serializer);
4696 DBRUNIF(1, sc->tx_interrupts++);
4698 /* Get the hardware's view of the TX consumer index. */
4699 hw_tx_cons = sc->hw_tx_cons = bce_get_hw_tx_cons(sc);
4700 sw_tx_cons = sc->tx_cons;
4702 /* Prevent speculative reads from getting ahead of the status block. */
4703 bus_space_barrier(sc->bce_btag, sc->bce_bhandle, 0, 0,
4704 BUS_SPACE_BARRIER_READ);
4706 /* Cycle through any completed TX chain page entries. */
4707 while (sw_tx_cons != hw_tx_cons) {
4709 struct tx_bd *txbd = NULL;
4711 sw_tx_chain_cons = TX_CHAIN_IDX(sc, sw_tx_cons);
4713 DBPRINT(sc, BCE_INFO_SEND,
4714 "%s(): hw_tx_cons = 0x%04X, sw_tx_cons = 0x%04X, "
4715 "sw_tx_chain_cons = 0x%04X\n",
4716 __func__, hw_tx_cons, sw_tx_cons, sw_tx_chain_cons);
4718 DBRUNIF((sw_tx_chain_cons > MAX_TX_BD(sc)),
4719 if_printf(ifp, "%s(%d): "
4720 "TX chain consumer out of range! "
4721 " 0x%04X > 0x%04X\n",
4722 __FILE__, __LINE__, sw_tx_chain_cons,
4723 (int)MAX_TX_BD(sc));
4724 bce_breakpoint(sc));
4726 DBRUNIF(1, txbd = &sc->tx_bd_chain[TX_PAGE(sw_tx_chain_cons)]
4727 [TX_IDX(sw_tx_chain_cons)]);
4729 DBRUNIF((txbd == NULL),
4730 if_printf(ifp, "%s(%d): "
4731 "Unexpected NULL tx_bd[0x%04X]!\n",
4732 __FILE__, __LINE__, sw_tx_chain_cons);
4733 bce_breakpoint(sc));
4735 DBRUN(BCE_INFO_SEND,
4736 if_printf(ifp, "%s(): ", __func__);
4737 bce_dump_txbd(sc, sw_tx_chain_cons, txbd));
4740 * Free the associated mbuf. Remember
4741 * that only the last tx_bd of a packet
4742 * has an mbuf pointer and DMA map.
4744 if (sc->tx_mbuf_ptr[sw_tx_chain_cons] != NULL) {
4745 /* Validate that this is the last tx_bd. */
4746 DBRUNIF((!(txbd->tx_bd_flags & TX_BD_FLAGS_END)),
4747 if_printf(ifp, "%s(%d): "
4748 "tx_bd END flag not set but "
4749 "txmbuf == NULL!\n", __FILE__, __LINE__);
4750 bce_breakpoint(sc));
4752 DBRUN(BCE_INFO_SEND,
4753 if_printf(ifp, "%s(): Unloading map/freeing mbuf "
4754 "from tx_bd[0x%04X]\n", __func__,
4757 /* Unmap the mbuf. */
4758 bus_dmamap_unload(sc->tx_mbuf_tag,
4759 sc->tx_mbuf_map[sw_tx_chain_cons]);
4761 /* Free the mbuf. */
4762 m_freem(sc->tx_mbuf_ptr[sw_tx_chain_cons]);
4763 sc->tx_mbuf_ptr[sw_tx_chain_cons] = NULL;
4764 DBRUNIF(1, sc->tx_mbuf_alloc--);
4770 sw_tx_cons = NEXT_TX_BD(sw_tx_cons);
4772 if (sw_tx_cons == hw_tx_cons) {
4773 /* Refresh hw_cons to see if there's new work. */
4774 hw_tx_cons = sc->hw_tx_cons = bce_get_hw_tx_cons(sc);
4778 * Prevent speculative reads from getting
4779 * ahead of the status block.
4781 bus_space_barrier(sc->bce_btag, sc->bce_bhandle, 0, 0,
4782 BUS_SPACE_BARRIER_READ);
4785 if (sc->used_tx_bd == 0) {
4786 /* Clear the TX timeout timer. */
4790 /* Clear the tx hardware queue full flag. */
4791 if (sc->max_tx_bd - sc->used_tx_bd >= BCE_TX_SPARE_SPACE) {
4792 DBRUNIF((ifp->if_flags & IFF_OACTIVE),
4793 DBPRINT(sc, BCE_WARN_SEND,
4794 "%s(): Open TX chain! %d/%d (used/total)\n",
4795 __func__, sc->used_tx_bd, sc->max_tx_bd));
4796 ifp->if_flags &= ~IFF_OACTIVE;
4798 sc->tx_cons = sw_tx_cons;
4802 /****************************************************************************/
4803 /* Disables interrupt generation. */
4807 /****************************************************************************/
4809 bce_disable_intr(struct bce_softc *sc)
4811 REG_WR(sc, BCE_PCICFG_INT_ACK_CMD, BCE_PCICFG_INT_ACK_CMD_MASK_INT);
4812 REG_RD(sc, BCE_PCICFG_INT_ACK_CMD);
4813 lwkt_serialize_handler_disable(sc->arpcom.ac_if.if_serializer);
4817 /****************************************************************************/
4818 /* Enables interrupt generation. */
4822 /****************************************************************************/
4824 bce_enable_intr(struct bce_softc *sc)
4826 lwkt_serialize_handler_enable(sc->arpcom.ac_if.if_serializer);
4828 REG_WR(sc, BCE_PCICFG_INT_ACK_CMD,
4829 BCE_PCICFG_INT_ACK_CMD_INDEX_VALID |
4830 BCE_PCICFG_INT_ACK_CMD_MASK_INT | sc->last_status_idx);
4831 REG_WR(sc, BCE_PCICFG_INT_ACK_CMD,
4832 BCE_PCICFG_INT_ACK_CMD_INDEX_VALID | sc->last_status_idx);
4834 REG_WR(sc, BCE_HC_COMMAND, sc->hc_command | BCE_HC_COMMAND_COAL_NOW);
4838 /****************************************************************************/
4839 /* Reenables interrupt generation during interrupt handling. */
4843 /****************************************************************************/
4845 bce_reenable_intr(struct bce_softc *sc)
4847 if (sc->bce_irq_type == PCI_INTR_TYPE_LEGACY) {
4848 REG_WR(sc, BCE_PCICFG_INT_ACK_CMD,
4849 BCE_PCICFG_INT_ACK_CMD_INDEX_VALID |
4850 BCE_PCICFG_INT_ACK_CMD_MASK_INT | sc->last_status_idx);
4852 REG_WR(sc, BCE_PCICFG_INT_ACK_CMD,
4853 BCE_PCICFG_INT_ACK_CMD_INDEX_VALID | sc->last_status_idx);
4856 /****************************************************************************/
4857 /* Handles controller initialization. */
4861 /****************************************************************************/
4865 struct bce_softc *sc = xsc;
4866 struct ifnet *ifp = &sc->arpcom.ac_if;
4870 ASSERT_SERIALIZED(ifp->if_serializer);
4872 /* Check if the driver is still running and bail out if it is. */
4873 if (ifp->if_flags & IFF_RUNNING)
4878 error = bce_reset(sc, BCE_DRV_MSG_CODE_RESET);
4880 if_printf(ifp, "Controller reset failed!\n");
4884 error = bce_chipinit(sc);
4886 if_printf(ifp, "Controller initialization failed!\n");
4890 error = bce_blockinit(sc);
4892 if_printf(ifp, "Block initialization failed!\n");
4896 /* Load our MAC address. */
4897 bcopy(IF_LLADDR(ifp), sc->eaddr, ETHER_ADDR_LEN);
4898 bce_set_mac_addr(sc);
4900 /* Calculate and program the Ethernet MTU size. */
4901 ether_mtu = ETHER_HDR_LEN + EVL_ENCAPLEN + ifp->if_mtu + ETHER_CRC_LEN;
4903 DBPRINT(sc, BCE_INFO, "%s(): setting mtu = %d\n", __func__, ether_mtu);
4906 * Program the mtu, enabling jumbo frame
4907 * support if necessary. Also set the mbuf
4908 * allocation count for RX frames.
4910 if (ether_mtu > ETHER_MAX_LEN + EVL_ENCAPLEN) {
4912 REG_WR(sc, BCE_EMAC_RX_MTU_SIZE,
4913 min(ether_mtu, BCE_MAX_JUMBO_ETHER_MTU) |
4914 BCE_EMAC_RX_MTU_SIZE_JUMBO_ENA);
4915 sc->mbuf_alloc_size = MJUM9BYTES;
4917 panic("jumbo buffer is not supported yet");
4920 REG_WR(sc, BCE_EMAC_RX_MTU_SIZE, ether_mtu);
4921 sc->mbuf_alloc_size = MCLBYTES;
4924 /* Calculate the RX Ethernet frame size for rx_bd's. */
4925 sc->max_frame_size = sizeof(struct l2_fhdr) + 2 + ether_mtu + 8;
4927 DBPRINT(sc, BCE_INFO,
4928 "%s(): mclbytes = %d, mbuf_alloc_size = %d, "
4929 "max_frame_size = %d\n",
4930 __func__, (int)MCLBYTES, sc->mbuf_alloc_size,
4931 sc->max_frame_size);
4933 /* Program appropriate promiscuous/multicast filtering. */
4934 bce_set_rx_mode(sc);
4936 /* Init RX buffer descriptor chain. */
4937 bce_init_rx_chain(sc); /* XXX return value */
4939 /* Init TX buffer descriptor chain. */
4940 bce_init_tx_chain(sc); /* XXX return value */
4942 #ifdef DEVICE_POLLING
4943 /* Disable interrupts if we are polling. */
4944 if (ifp->if_flags & IFF_POLLING) {
4945 bce_disable_intr(sc);
4947 REG_WR(sc, BCE_HC_RX_QUICK_CONS_TRIP,
4948 (1 << 16) | sc->bce_rx_quick_cons_trip);
4949 REG_WR(sc, BCE_HC_TX_QUICK_CONS_TRIP,
4950 (1 << 16) | sc->bce_tx_quick_cons_trip);
4953 /* Enable host interrupts. */
4954 bce_enable_intr(sc);
4956 bce_ifmedia_upd(ifp);
4958 ifp->if_flags |= IFF_RUNNING;
4959 ifp->if_flags &= ~IFF_OACTIVE;
4961 callout_reset(&sc->bce_tick_callout, hz, bce_tick, sc);
4968 /****************************************************************************/
4969 /* Initialize the controller just enough so that any management firmware */
4970 /* running on the device will continue to operate corectly. */
4974 /****************************************************************************/
4976 bce_mgmt_init(struct bce_softc *sc)
4978 struct ifnet *ifp = &sc->arpcom.ac_if;
4980 /* Bail out if management firmware is not running. */
4981 if (!(sc->bce_flags & BCE_MFW_ENABLE_FLAG))
4984 /* Enable all critical blocks in the MAC. */
4985 if (BCE_CHIP_NUM(sc) == BCE_CHIP_NUM_5709 ||
4986 BCE_CHIP_NUM(sc) == BCE_CHIP_NUM_5716) {
4987 REG_WR(sc, BCE_MISC_ENABLE_SET_BITS,
4988 BCE_MISC_ENABLE_DEFAULT_XI);
4990 REG_WR(sc, BCE_MISC_ENABLE_SET_BITS, BCE_MISC_ENABLE_DEFAULT);
4992 REG_RD(sc, BCE_MISC_ENABLE_SET_BITS);
4995 bce_ifmedia_upd(ifp);
4999 /****************************************************************************/
5000 /* Encapsultes an mbuf cluster into the tx_bd chain structure and makes the */
5001 /* memory visible to the controller. */
5004 /* 0 for success, positive value for failure. */
5005 /****************************************************************************/
5007 bce_encap(struct bce_softc *sc, struct mbuf **m_head)
5009 bus_dma_segment_t segs[BCE_MAX_SEGMENTS];
5010 bus_dmamap_t map, tmp_map;
5011 struct mbuf *m0 = *m_head;
5012 struct tx_bd *txbd = NULL;
5013 uint16_t vlan_tag = 0, flags = 0;
5014 uint16_t chain_prod, chain_prod_start, prod;
5016 int i, error, maxsegs, nsegs;
5018 uint16_t debug_prod;
5021 /* Transfer any checksum offload flags to the bd. */
5022 if (m0->m_pkthdr.csum_flags) {
5023 if (m0->m_pkthdr.csum_flags & CSUM_IP)
5024 flags |= TX_BD_FLAGS_IP_CKSUM;
5025 if (m0->m_pkthdr.csum_flags & (CSUM_TCP | CSUM_UDP))
5026 flags |= TX_BD_FLAGS_TCP_UDP_CKSUM;
5029 /* Transfer any VLAN tags to the bd. */
5030 if (m0->m_flags & M_VLANTAG) {
5031 flags |= TX_BD_FLAGS_VLAN_TAG;
5032 vlan_tag = m0->m_pkthdr.ether_vlantag;
5036 chain_prod_start = chain_prod = TX_CHAIN_IDX(sc, prod);
5038 /* Map the mbuf into DMAable memory. */
5039 map = sc->tx_mbuf_map[chain_prod_start];
5041 maxsegs = sc->max_tx_bd - sc->used_tx_bd;
5042 KASSERT(maxsegs >= BCE_TX_SPARE_SPACE,
5043 ("not enough segments %d", maxsegs));
5044 if (maxsegs > BCE_MAX_SEGMENTS)
5045 maxsegs = BCE_MAX_SEGMENTS;
5047 /* Map the mbuf into our DMA address space. */
5048 error = bus_dmamap_load_mbuf_defrag(sc->tx_mbuf_tag, map, m_head,
5049 segs, maxsegs, &nsegs, BUS_DMA_NOWAIT);
5052 bus_dmamap_sync(sc->tx_mbuf_tag, map, BUS_DMASYNC_PREWRITE);
5057 /* prod points to an empty tx_bd at this point. */
5058 prod_bseq = sc->tx_prod_bseq;
5061 debug_prod = chain_prod;
5064 DBPRINT(sc, BCE_INFO_SEND,
5065 "%s(): Start: prod = 0x%04X, chain_prod = %04X, "
5066 "prod_bseq = 0x%08X\n",
5067 __func__, prod, chain_prod, prod_bseq);
5070 * Cycle through each mbuf segment that makes up
5071 * the outgoing frame, gathering the mapping info
5072 * for that segment and creating a tx_bd to for
5075 for (i = 0; i < nsegs; i++) {
5076 chain_prod = TX_CHAIN_IDX(sc, prod);
5077 txbd= &sc->tx_bd_chain[TX_PAGE(chain_prod)][TX_IDX(chain_prod)];
5079 txbd->tx_bd_haddr_lo = htole32(BCE_ADDR_LO(segs[i].ds_addr));
5080 txbd->tx_bd_haddr_hi = htole32(BCE_ADDR_HI(segs[i].ds_addr));
5081 txbd->tx_bd_mss_nbytes = htole16(segs[i].ds_len);
5082 txbd->tx_bd_vlan_tag = htole16(vlan_tag);
5083 txbd->tx_bd_flags = htole16(flags);
5084 prod_bseq += segs[i].ds_len;
5086 txbd->tx_bd_flags |= htole16(TX_BD_FLAGS_START);
5087 prod = NEXT_TX_BD(prod);
5090 /* Set the END flag on the last TX buffer descriptor. */
5091 txbd->tx_bd_flags |= htole16(TX_BD_FLAGS_END);
5093 DBRUN(BCE_EXCESSIVE_SEND,
5094 bce_dump_tx_chain(sc, debug_prod, nsegs));
5096 DBPRINT(sc, BCE_INFO_SEND,
5097 "%s(): End: prod = 0x%04X, chain_prod = %04X, "
5098 "prod_bseq = 0x%08X\n",
5099 __func__, prod, chain_prod, prod_bseq);
5102 * Ensure that the mbuf pointer for this transmission
5103 * is placed at the array index of the last
5104 * descriptor in this chain. This is done
5105 * because a single map is used for all
5106 * segments of the mbuf and we don't want to
5107 * unload the map before all of the segments
5110 sc->tx_mbuf_ptr[chain_prod] = m0;
5112 tmp_map = sc->tx_mbuf_map[chain_prod];
5113 sc->tx_mbuf_map[chain_prod] = map;
5114 sc->tx_mbuf_map[chain_prod_start] = tmp_map;
5116 sc->used_tx_bd += nsegs;
5118 /* Update some debug statistic counters */
5119 DBRUNIF((sc->used_tx_bd > sc->tx_hi_watermark),
5120 sc->tx_hi_watermark = sc->used_tx_bd);
5121 DBRUNIF((sc->used_tx_bd == sc->max_tx_bd), sc->tx_full_count++);
5122 DBRUNIF(1, sc->tx_mbuf_alloc++);
5124 DBRUN(BCE_VERBOSE_SEND,
5125 bce_dump_tx_mbuf_chain(sc, chain_prod, nsegs));
5127 /* prod points to the next free tx_bd at this point. */
5129 sc->tx_prod_bseq = prod_bseq;
5139 /****************************************************************************/
5140 /* Main transmit routine when called from another routine with a lock. */
5144 /****************************************************************************/
5146 bce_start(struct ifnet *ifp)
5148 struct bce_softc *sc = ifp->if_softc;
5151 ASSERT_SERIALIZED(ifp->if_serializer);
5153 /* If there's no link or the transmit queue is empty then just exit. */
5154 if (!sc->bce_link) {
5155 ifq_purge(&ifp->if_snd);
5159 if ((ifp->if_flags & (IFF_RUNNING | IFF_OACTIVE)) != IFF_RUNNING)
5162 DBPRINT(sc, BCE_INFO_SEND,
5163 "%s(): Start: tx_prod = 0x%04X, tx_chain_prod = %04zX, "
5164 "tx_prod_bseq = 0x%08X\n",
5166 sc->tx_prod, TX_CHAIN_IDX(sc, sc->tx_prod), sc->tx_prod_bseq);
5169 struct mbuf *m_head;
5172 * We keep BCE_TX_SPARE_SPACE entries, so bce_encap() is
5175 if (sc->max_tx_bd - sc->used_tx_bd < BCE_TX_SPARE_SPACE) {
5176 ifp->if_flags |= IFF_OACTIVE;
5180 /* Check for any frames to send. */
5181 m_head = ifq_dequeue(&ifp->if_snd, NULL);
5186 * Pack the data into the transmit ring. If we
5187 * don't have room, place the mbuf back at the
5188 * head of the queue and set the OACTIVE flag
5189 * to wait for the NIC to drain the chain.
5191 if (bce_encap(sc, &m_head)) {
5193 if (sc->used_tx_bd == 0) {
5196 ifp->if_flags |= IFF_OACTIVE;
5203 /* Send a copy of the frame to any BPF listeners. */
5204 ETHER_BPF_MTAP(ifp, m_head);
5208 /* no packets were dequeued */
5209 DBPRINT(sc, BCE_VERBOSE_SEND,
5210 "%s(): No packets were dequeued\n", __func__);
5214 DBPRINT(sc, BCE_INFO_SEND,
5215 "%s(): End: tx_prod = 0x%04X, tx_chain_prod = 0x%04zX, "
5216 "tx_prod_bseq = 0x%08X\n",
5218 sc->tx_prod, TX_CHAIN_IDX(sc, sc->tx_prod), sc->tx_prod_bseq);
5220 REG_WR(sc, BCE_MQ_COMMAND,
5221 REG_RD(sc, BCE_MQ_COMMAND) | BCE_MQ_COMMAND_NO_MAP_ERROR);
5223 /* Start the transmit. */
5224 REG_WR16(sc, MB_GET_CID_ADDR(TX_CID) + BCE_L2CTX_TX_HOST_BIDX, sc->tx_prod);
5225 REG_WR(sc, MB_GET_CID_ADDR(TX_CID) + BCE_L2CTX_TX_HOST_BSEQ, sc->tx_prod_bseq);
5227 /* Set the tx timeout. */
5228 ifp->if_timer = BCE_TX_TIMEOUT;
5232 /****************************************************************************/
5233 /* Handles any IOCTL calls from the operating system. */
5236 /* 0 for success, positive value for failure. */
5237 /****************************************************************************/
5239 bce_ioctl(struct ifnet *ifp, u_long command, caddr_t data, struct ucred *cr)
5241 struct bce_softc *sc = ifp->if_softc;
5242 struct ifreq *ifr = (struct ifreq *)data;
5243 struct mii_data *mii;
5244 int mask, error = 0;
5246 ASSERT_SERIALIZED(ifp->if_serializer);
5250 /* Check that the MTU setting is supported. */
5251 if (ifr->ifr_mtu < BCE_MIN_MTU ||
5253 ifr->ifr_mtu > BCE_MAX_JUMBO_MTU
5255 ifr->ifr_mtu > ETHERMTU
5262 DBPRINT(sc, BCE_INFO, "Setting new MTU of %d\n", ifr->ifr_mtu);
5264 ifp->if_mtu = ifr->ifr_mtu;
5265 ifp->if_flags &= ~IFF_RUNNING; /* Force reinitialize */
5270 if (ifp->if_flags & IFF_UP) {
5271 if (ifp->if_flags & IFF_RUNNING) {
5272 mask = ifp->if_flags ^ sc->bce_if_flags;
5274 if (mask & (IFF_PROMISC | IFF_ALLMULTI))
5275 bce_set_rx_mode(sc);
5279 } else if (ifp->if_flags & IFF_RUNNING) {
5282 /* If MFW is running, restart the controller a bit. */
5283 if (sc->bce_flags & BCE_MFW_ENABLE_FLAG) {
5284 bce_reset(sc, BCE_DRV_MSG_CODE_RESET);
5289 sc->bce_if_flags = ifp->if_flags;
5294 if (ifp->if_flags & IFF_RUNNING)
5295 bce_set_rx_mode(sc);
5300 DBPRINT(sc, BCE_VERBOSE, "bce_phy_flags = 0x%08X\n",
5302 DBPRINT(sc, BCE_VERBOSE, "Copper media set/get\n");
5304 mii = device_get_softc(sc->bce_miibus);
5305 error = ifmedia_ioctl(ifp, ifr, &mii->mii_media, command);
5309 mask = ifr->ifr_reqcap ^ ifp->if_capenable;
5310 DBPRINT(sc, BCE_INFO, "Received SIOCSIFCAP = 0x%08X\n",
5313 if (mask & IFCAP_HWCSUM) {
5314 ifp->if_capenable ^= (mask & IFCAP_HWCSUM);
5315 if (IFCAP_HWCSUM & ifp->if_capenable)
5316 ifp->if_hwassist = BCE_IF_HWASSIST;
5318 ifp->if_hwassist = 0;
5323 error = ether_ioctl(ifp, command, data);
5330 /****************************************************************************/
5331 /* Transmit timeout handler. */
5335 /****************************************************************************/
5337 bce_watchdog(struct ifnet *ifp)
5339 struct bce_softc *sc = ifp->if_softc;
5341 ASSERT_SERIALIZED(ifp->if_serializer);
5343 DBRUN(BCE_VERBOSE_SEND,
5344 bce_dump_driver_state(sc);
5345 bce_dump_status_block(sc));
5348 * If we are in this routine because of pause frames, then
5349 * don't reset the hardware.
5351 if (REG_RD(sc, BCE_EMAC_TX_STATUS) & BCE_EMAC_TX_STATUS_XOFFED)
5354 if_printf(ifp, "Watchdog timeout occurred, resetting!\n");
5356 /* DBRUN(BCE_FATAL, bce_breakpoint(sc)); */
5358 ifp->if_flags &= ~IFF_RUNNING; /* Force reinitialize */
5363 if (!ifq_is_empty(&ifp->if_snd))
5368 #ifdef DEVICE_POLLING
5371 bce_poll(struct ifnet *ifp, enum poll_cmd cmd, int count)
5373 struct bce_softc *sc = ifp->if_softc;
5374 struct status_block *sblk = sc->status_block;
5375 uint16_t hw_tx_cons, hw_rx_cons;
5377 ASSERT_SERIALIZED(ifp->if_serializer);
5381 bce_disable_intr(sc);
5383 REG_WR(sc, BCE_HC_RX_QUICK_CONS_TRIP,
5384 (1 << 16) | sc->bce_rx_quick_cons_trip);
5385 REG_WR(sc, BCE_HC_TX_QUICK_CONS_TRIP,
5386 (1 << 16) | sc->bce_tx_quick_cons_trip);
5388 case POLL_DEREGISTER:
5389 bce_enable_intr(sc);
5391 REG_WR(sc, BCE_HC_TX_QUICK_CONS_TRIP,
5392 (sc->bce_tx_quick_cons_trip_int << 16) |
5393 sc->bce_tx_quick_cons_trip);
5394 REG_WR(sc, BCE_HC_RX_QUICK_CONS_TRIP,
5395 (sc->bce_rx_quick_cons_trip_int << 16) |
5396 sc->bce_rx_quick_cons_trip);
5402 if (cmd == POLL_AND_CHECK_STATUS) {
5403 uint32_t status_attn_bits;
5405 status_attn_bits = sblk->status_attn_bits;
5407 DBRUNIF(DB_RANDOMTRUE(bce_debug_unexpected_attention),
5409 "Simulating unexpected status attention bit set.");
5410 status_attn_bits |= STATUS_ATTN_BITS_PARITY_ERROR);
5412 /* Was it a link change interrupt? */
5413 if ((status_attn_bits & STATUS_ATTN_BITS_LINK_STATE) !=
5414 (sblk->status_attn_bits_ack & STATUS_ATTN_BITS_LINK_STATE))
5417 /* Clear any transient status updates during link state change. */
5418 REG_WR(sc, BCE_HC_COMMAND,
5419 sc->hc_command | BCE_HC_COMMAND_COAL_NOW_WO_INT);
5420 REG_RD(sc, BCE_HC_COMMAND);
5423 * If any other attention is asserted then
5424 * the chip is toast.
5426 if ((status_attn_bits & ~STATUS_ATTN_BITS_LINK_STATE) !=
5427 (sblk->status_attn_bits_ack &
5428 ~STATUS_ATTN_BITS_LINK_STATE)) {
5429 DBRUN(1, sc->unexpected_attentions++);
5431 if_printf(ifp, "Fatal attention detected: 0x%08X\n",
5432 sblk->status_attn_bits);
5435 if (bce_debug_unexpected_attention == 0)
5436 bce_breakpoint(sc));
5443 hw_rx_cons = bce_get_hw_rx_cons(sc);
5444 hw_tx_cons = bce_get_hw_tx_cons(sc);
5446 /* Check for any completed RX frames. */
5447 if (hw_rx_cons != sc->hw_rx_cons)
5448 bce_rx_intr(sc, count);
5450 /* Check for any completed TX frames. */
5451 if (hw_tx_cons != sc->hw_tx_cons)
5454 /* Check for new frames to transmit. */
5455 if (!ifq_is_empty(&ifp->if_snd))
5459 #endif /* DEVICE_POLLING */
5463 * Interrupt handler.
5465 /****************************************************************************/
5466 /* Main interrupt entry point. Verifies that the controller generated the */
5467 /* interrupt and then calls a separate routine for handle the various */
5468 /* interrupt causes (PHY, TX, RX). */
5471 /* 0 for success, positive value for failure. */
5472 /****************************************************************************/
5474 bce_intr(struct bce_softc *sc)
5476 struct ifnet *ifp = &sc->arpcom.ac_if;
5477 struct status_block *sblk;
5478 uint16_t hw_rx_cons, hw_tx_cons;
5480 ASSERT_SERIALIZED(ifp->if_serializer);
5482 DBPRINT(sc, BCE_EXCESSIVE, "Entering %s()\n", __func__);
5483 DBRUNIF(1, sc->interrupts_generated++);
5485 sblk = sc->status_block;
5487 /* Check if the hardware has finished any work. */
5488 hw_rx_cons = bce_get_hw_rx_cons(sc);
5489 hw_tx_cons = bce_get_hw_tx_cons(sc);
5491 /* Keep processing data as long as there is work to do. */
5493 uint32_t status_attn_bits;
5495 status_attn_bits = sblk->status_attn_bits;
5497 DBRUNIF(DB_RANDOMTRUE(bce_debug_unexpected_attention),
5499 "Simulating unexpected status attention bit set.");
5500 status_attn_bits |= STATUS_ATTN_BITS_PARITY_ERROR);
5502 /* Was it a link change interrupt? */
5503 if ((status_attn_bits & STATUS_ATTN_BITS_LINK_STATE) !=
5504 (sblk->status_attn_bits_ack & STATUS_ATTN_BITS_LINK_STATE)) {
5508 * Clear any transient status updates during link state
5511 REG_WR(sc, BCE_HC_COMMAND,
5512 sc->hc_command | BCE_HC_COMMAND_COAL_NOW_WO_INT);
5513 REG_RD(sc, BCE_HC_COMMAND);
5517 * If any other attention is asserted then
5518 * the chip is toast.
5520 if ((status_attn_bits & ~STATUS_ATTN_BITS_LINK_STATE) !=
5521 (sblk->status_attn_bits_ack &
5522 ~STATUS_ATTN_BITS_LINK_STATE)) {
5523 DBRUN(1, sc->unexpected_attentions++);
5525 if_printf(ifp, "Fatal attention detected: 0x%08X\n",
5526 sblk->status_attn_bits);
5529 if (bce_debug_unexpected_attention == 0)
5530 bce_breakpoint(sc));
5536 /* Check for any completed RX frames. */
5537 if (hw_rx_cons != sc->hw_rx_cons)
5538 bce_rx_intr(sc, -1);
5540 /* Check for any completed TX frames. */
5541 if (hw_tx_cons != sc->hw_tx_cons)
5545 * Save the status block index value
5546 * for use during the next interrupt.
5548 sc->last_status_idx = sblk->status_idx;
5551 * Prevent speculative reads from getting
5552 * ahead of the status block.
5554 bus_space_barrier(sc->bce_btag, sc->bce_bhandle, 0, 0,
5555 BUS_SPACE_BARRIER_READ);
5558 * If there's no work left then exit the
5559 * interrupt service routine.
5561 hw_rx_cons = bce_get_hw_rx_cons(sc);
5562 hw_tx_cons = bce_get_hw_tx_cons(sc);
5563 if ((hw_rx_cons == sc->hw_rx_cons) && (hw_tx_cons == sc->hw_tx_cons))
5567 /* Re-enable interrupts. */
5568 bce_reenable_intr(sc);
5570 if (sc->bce_coalchg_mask)
5571 bce_coal_change(sc);
5573 /* Handle any frames that arrived while handling the interrupt. */
5574 if (!ifq_is_empty(&ifp->if_snd))
5579 bce_intr_legacy(void *xsc)
5581 struct bce_softc *sc = xsc;
5582 struct status_block *sblk;
5584 sblk = sc->status_block;
5587 * If the hardware status block index matches the last value
5588 * read by the driver and we haven't asserted our interrupt
5589 * then there's nothing to do.
5591 if (sblk->status_idx == sc->last_status_idx &&
5592 (REG_RD(sc, BCE_PCICFG_MISC_STATUS) &
5593 BCE_PCICFG_MISC_STATUS_INTA_VALUE))
5596 /* Ack the interrupt and stop others from occuring. */
5597 REG_WR(sc, BCE_PCICFG_INT_ACK_CMD,
5598 BCE_PCICFG_INT_ACK_CMD_USE_INT_HC_PARAM |
5599 BCE_PCICFG_INT_ACK_CMD_MASK_INT);
5602 * Read back to deassert IRQ immediately to avoid too
5603 * many spurious interrupts.
5605 REG_RD(sc, BCE_PCICFG_INT_ACK_CMD);
5611 bce_intr_msi(void *xsc)
5613 struct bce_softc *sc = xsc;
5615 /* Ack the interrupt and stop others from occuring. */
5616 REG_WR(sc, BCE_PCICFG_INT_ACK_CMD,
5617 BCE_PCICFG_INT_ACK_CMD_USE_INT_HC_PARAM |
5618 BCE_PCICFG_INT_ACK_CMD_MASK_INT);
5624 bce_intr_msi_oneshot(void *xsc)
5630 /****************************************************************************/
5631 /* Programs the various packet receive modes (broadcast and multicast). */
5635 /****************************************************************************/
5637 bce_set_rx_mode(struct bce_softc *sc)
5639 struct ifnet *ifp = &sc->arpcom.ac_if;
5640 struct ifmultiaddr *ifma;
5641 uint32_t hashes[NUM_MC_HASH_REGISTERS] = { 0, 0, 0, 0, 0, 0, 0, 0 };
5642 uint32_t rx_mode, sort_mode;
5645 ASSERT_SERIALIZED(ifp->if_serializer);
5647 /* Initialize receive mode default settings. */
5648 rx_mode = sc->rx_mode &
5649 ~(BCE_EMAC_RX_MODE_PROMISCUOUS |
5650 BCE_EMAC_RX_MODE_KEEP_VLAN_TAG);
5651 sort_mode = 1 | BCE_RPM_SORT_USER0_BC_EN;
5654 * ASF/IPMI/UMP firmware requires that VLAN tag stripping
5657 if (!(BCE_IF_CAPABILITIES & IFCAP_VLAN_HWTAGGING) &&
5658 !(sc->bce_flags & BCE_MFW_ENABLE_FLAG))
5659 rx_mode |= BCE_EMAC_RX_MODE_KEEP_VLAN_TAG;
5662 * Check for promiscuous, all multicast, or selected
5663 * multicast address filtering.
5665 if (ifp->if_flags & IFF_PROMISC) {
5666 DBPRINT(sc, BCE_INFO, "Enabling promiscuous mode.\n");
5668 /* Enable promiscuous mode. */
5669 rx_mode |= BCE_EMAC_RX_MODE_PROMISCUOUS;
5670 sort_mode |= BCE_RPM_SORT_USER0_PROM_EN;
5671 } else if (ifp->if_flags & IFF_ALLMULTI) {
5672 DBPRINT(sc, BCE_INFO, "Enabling all multicast mode.\n");
5674 /* Enable all multicast addresses. */
5675 for (i = 0; i < NUM_MC_HASH_REGISTERS; i++) {
5676 REG_WR(sc, BCE_EMAC_MULTICAST_HASH0 + (i * 4),
5679 sort_mode |= BCE_RPM_SORT_USER0_MC_EN;
5681 /* Accept one or more multicast(s). */
5682 DBPRINT(sc, BCE_INFO, "Enabling selective multicast mode.\n");
5684 TAILQ_FOREACH(ifma, &ifp->if_multiaddrs, ifma_link) {
5685 if (ifma->ifma_addr->sa_family != AF_LINK)
5688 LLADDR((struct sockaddr_dl *)ifma->ifma_addr),
5689 ETHER_ADDR_LEN) & 0xFF;
5690 hashes[(h & 0xE0) >> 5] |= 1 << (h & 0x1F);
5693 for (i = 0; i < NUM_MC_HASH_REGISTERS; i++) {
5694 REG_WR(sc, BCE_EMAC_MULTICAST_HASH0 + (i * 4),
5697 sort_mode |= BCE_RPM_SORT_USER0_MC_HSH_EN;
5700 /* Only make changes if the recive mode has actually changed. */
5701 if (rx_mode != sc->rx_mode) {
5702 DBPRINT(sc, BCE_VERBOSE, "Enabling new receive mode: 0x%08X\n",
5705 sc->rx_mode = rx_mode;
5706 REG_WR(sc, BCE_EMAC_RX_MODE, rx_mode);
5709 /* Disable and clear the exisitng sort before enabling a new sort. */
5710 REG_WR(sc, BCE_RPM_SORT_USER0, 0x0);
5711 REG_WR(sc, BCE_RPM_SORT_USER0, sort_mode);
5712 REG_WR(sc, BCE_RPM_SORT_USER0, sort_mode | BCE_RPM_SORT_USER0_ENA);
5716 /****************************************************************************/
5717 /* Called periodically to updates statistics from the controllers */
5718 /* statistics block. */
5722 /****************************************************************************/
5724 bce_stats_update(struct bce_softc *sc)
5726 struct ifnet *ifp = &sc->arpcom.ac_if;
5727 struct statistics_block *stats = sc->stats_block;
5729 DBPRINT(sc, BCE_EXCESSIVE, "Entering %s()\n", __func__);
5731 ASSERT_SERIALIZED(ifp->if_serializer);
5734 * Certain controllers don't report carrier sense errors correctly.
5735 * See errata E11_5708CA0_1165.
5737 if (!(BCE_CHIP_NUM(sc) == BCE_CHIP_NUM_5706) &&
5738 !(BCE_CHIP_ID(sc) == BCE_CHIP_ID_5708_A0)) {
5740 (u_long)stats->stat_Dot3StatsCarrierSenseErrors;
5744 * Update the sysctl statistics from the hardware statistics.
5746 sc->stat_IfHCInOctets =
5747 ((uint64_t)stats->stat_IfHCInOctets_hi << 32) +
5748 (uint64_t)stats->stat_IfHCInOctets_lo;
5750 sc->stat_IfHCInBadOctets =
5751 ((uint64_t)stats->stat_IfHCInBadOctets_hi << 32) +
5752 (uint64_t)stats->stat_IfHCInBadOctets_lo;
5754 sc->stat_IfHCOutOctets =
5755 ((uint64_t)stats->stat_IfHCOutOctets_hi << 32) +
5756 (uint64_t)stats->stat_IfHCOutOctets_lo;
5758 sc->stat_IfHCOutBadOctets =
5759 ((uint64_t)stats->stat_IfHCOutBadOctets_hi << 32) +
5760 (uint64_t)stats->stat_IfHCOutBadOctets_lo;
5762 sc->stat_IfHCInUcastPkts =
5763 ((uint64_t)stats->stat_IfHCInUcastPkts_hi << 32) +
5764 (uint64_t)stats->stat_IfHCInUcastPkts_lo;
5766 sc->stat_IfHCInMulticastPkts =
5767 ((uint64_t)stats->stat_IfHCInMulticastPkts_hi << 32) +
5768 (uint64_t)stats->stat_IfHCInMulticastPkts_lo;
5770 sc->stat_IfHCInBroadcastPkts =
5771 ((uint64_t)stats->stat_IfHCInBroadcastPkts_hi << 32) +
5772 (uint64_t)stats->stat_IfHCInBroadcastPkts_lo;
5774 sc->stat_IfHCOutUcastPkts =
5775 ((uint64_t)stats->stat_IfHCOutUcastPkts_hi << 32) +
5776 (uint64_t)stats->stat_IfHCOutUcastPkts_lo;
5778 sc->stat_IfHCOutMulticastPkts =
5779 ((uint64_t)stats->stat_IfHCOutMulticastPkts_hi << 32) +
5780 (uint64_t)stats->stat_IfHCOutMulticastPkts_lo;
5782 sc->stat_IfHCOutBroadcastPkts =
5783 ((uint64_t)stats->stat_IfHCOutBroadcastPkts_hi << 32) +
5784 (uint64_t)stats->stat_IfHCOutBroadcastPkts_lo;
5786 sc->stat_emac_tx_stat_dot3statsinternalmactransmiterrors =
5787 stats->stat_emac_tx_stat_dot3statsinternalmactransmiterrors;
5789 sc->stat_Dot3StatsCarrierSenseErrors =
5790 stats->stat_Dot3StatsCarrierSenseErrors;
5792 sc->stat_Dot3StatsFCSErrors =
5793 stats->stat_Dot3StatsFCSErrors;
5795 sc->stat_Dot3StatsAlignmentErrors =
5796 stats->stat_Dot3StatsAlignmentErrors;
5798 sc->stat_Dot3StatsSingleCollisionFrames =
5799 stats->stat_Dot3StatsSingleCollisionFrames;
5801 sc->stat_Dot3StatsMultipleCollisionFrames =
5802 stats->stat_Dot3StatsMultipleCollisionFrames;
5804 sc->stat_Dot3StatsDeferredTransmissions =
5805 stats->stat_Dot3StatsDeferredTransmissions;
5807 sc->stat_Dot3StatsExcessiveCollisions =
5808 stats->stat_Dot3StatsExcessiveCollisions;
5810 sc->stat_Dot3StatsLateCollisions =
5811 stats->stat_Dot3StatsLateCollisions;
5813 sc->stat_EtherStatsCollisions =
5814 stats->stat_EtherStatsCollisions;
5816 sc->stat_EtherStatsFragments =
5817 stats->stat_EtherStatsFragments;
5819 sc->stat_EtherStatsJabbers =
5820 stats->stat_EtherStatsJabbers;
5822 sc->stat_EtherStatsUndersizePkts =
5823 stats->stat_EtherStatsUndersizePkts;
5825 sc->stat_EtherStatsOverrsizePkts =
5826 stats->stat_EtherStatsOverrsizePkts;
5828 sc->stat_EtherStatsPktsRx64Octets =
5829 stats->stat_EtherStatsPktsRx64Octets;
5831 sc->stat_EtherStatsPktsRx65Octetsto127Octets =
5832 stats->stat_EtherStatsPktsRx65Octetsto127Octets;
5834 sc->stat_EtherStatsPktsRx128Octetsto255Octets =
5835 stats->stat_EtherStatsPktsRx128Octetsto255Octets;
5837 sc->stat_EtherStatsPktsRx256Octetsto511Octets =
5838 stats->stat_EtherStatsPktsRx256Octetsto511Octets;
5840 sc->stat_EtherStatsPktsRx512Octetsto1023Octets =
5841 stats->stat_EtherStatsPktsRx512Octetsto1023Octets;
5843 sc->stat_EtherStatsPktsRx1024Octetsto1522Octets =
5844 stats->stat_EtherStatsPktsRx1024Octetsto1522Octets;
5846 sc->stat_EtherStatsPktsRx1523Octetsto9022Octets =
5847 stats->stat_EtherStatsPktsRx1523Octetsto9022Octets;
5849 sc->stat_EtherStatsPktsTx64Octets =
5850 stats->stat_EtherStatsPktsTx64Octets;
5852 sc->stat_EtherStatsPktsTx65Octetsto127Octets =
5853 stats->stat_EtherStatsPktsTx65Octetsto127Octets;
5855 sc->stat_EtherStatsPktsTx128Octetsto255Octets =
5856 stats->stat_EtherStatsPktsTx128Octetsto255Octets;
5858 sc->stat_EtherStatsPktsTx256Octetsto511Octets =
5859 stats->stat_EtherStatsPktsTx256Octetsto511Octets;
5861 sc->stat_EtherStatsPktsTx512Octetsto1023Octets =
5862 stats->stat_EtherStatsPktsTx512Octetsto1023Octets;
5864 sc->stat_EtherStatsPktsTx1024Octetsto1522Octets =
5865 stats->stat_EtherStatsPktsTx1024Octetsto1522Octets;
5867 sc->stat_EtherStatsPktsTx1523Octetsto9022Octets =
5868 stats->stat_EtherStatsPktsTx1523Octetsto9022Octets;
5870 sc->stat_XonPauseFramesReceived =
5871 stats->stat_XonPauseFramesReceived;
5873 sc->stat_XoffPauseFramesReceived =
5874 stats->stat_XoffPauseFramesReceived;
5876 sc->stat_OutXonSent =
5877 stats->stat_OutXonSent;
5879 sc->stat_OutXoffSent =
5880 stats->stat_OutXoffSent;
5882 sc->stat_FlowControlDone =
5883 stats->stat_FlowControlDone;
5885 sc->stat_MacControlFramesReceived =
5886 stats->stat_MacControlFramesReceived;
5888 sc->stat_XoffStateEntered =
5889 stats->stat_XoffStateEntered;
5891 sc->stat_IfInFramesL2FilterDiscards =
5892 stats->stat_IfInFramesL2FilterDiscards;
5894 sc->stat_IfInRuleCheckerDiscards =
5895 stats->stat_IfInRuleCheckerDiscards;
5897 sc->stat_IfInFTQDiscards =
5898 stats->stat_IfInFTQDiscards;
5900 sc->stat_IfInMBUFDiscards =
5901 stats->stat_IfInMBUFDiscards;
5903 sc->stat_IfInRuleCheckerP4Hit =
5904 stats->stat_IfInRuleCheckerP4Hit;
5906 sc->stat_CatchupInRuleCheckerDiscards =
5907 stats->stat_CatchupInRuleCheckerDiscards;
5909 sc->stat_CatchupInFTQDiscards =
5910 stats->stat_CatchupInFTQDiscards;
5912 sc->stat_CatchupInMBUFDiscards =
5913 stats->stat_CatchupInMBUFDiscards;
5915 sc->stat_CatchupInRuleCheckerP4Hit =
5916 stats->stat_CatchupInRuleCheckerP4Hit;
5918 sc->com_no_buffers = REG_RD_IND(sc, 0x120084);
5921 * Update the interface statistics from the
5922 * hardware statistics.
5924 ifp->if_collisions = (u_long)sc->stat_EtherStatsCollisions;
5926 ifp->if_ierrors = (u_long)sc->stat_EtherStatsUndersizePkts +
5927 (u_long)sc->stat_EtherStatsOverrsizePkts +
5928 (u_long)sc->stat_IfInMBUFDiscards +
5929 (u_long)sc->stat_Dot3StatsAlignmentErrors +
5930 (u_long)sc->stat_Dot3StatsFCSErrors +
5931 (u_long)sc->stat_IfInRuleCheckerDiscards +
5932 (u_long)sc->stat_IfInFTQDiscards +
5933 (u_long)sc->com_no_buffers;
5936 (u_long)sc->stat_emac_tx_stat_dot3statsinternalmactransmiterrors +
5937 (u_long)sc->stat_Dot3StatsExcessiveCollisions +
5938 (u_long)sc->stat_Dot3StatsLateCollisions;
5940 DBPRINT(sc, BCE_EXCESSIVE, "Exiting %s()\n", __func__);
5944 /****************************************************************************/
5945 /* Periodic function to notify the bootcode that the driver is still */
5950 /****************************************************************************/
5952 bce_pulse(void *xsc)
5954 struct bce_softc *sc = xsc;
5955 struct ifnet *ifp = &sc->arpcom.ac_if;
5958 lwkt_serialize_enter(ifp->if_serializer);
5960 if (ifp->if_flags & IFF_RUNNING) {
5961 if (sc->bce_irq_type == PCI_INTR_TYPE_MSI &&
5962 (sc->bce_flags & BCE_ONESHOT_MSI_FLAG) == 0)
5963 bce_pulse_check_msi(sc);
5966 /* Tell the firmware that the driver is still running. */
5967 msg = (uint32_t)++sc->bce_fw_drv_pulse_wr_seq;
5968 bce_shmem_wr(sc, BCE_DRV_PULSE_MB, msg);
5970 /* Update the bootcode condition. */
5971 sc->bc_state = bce_shmem_rd(sc, BCE_BC_STATE_CONDITION);
5973 /* Report whether the bootcode still knows the driver is running. */
5974 if (!sc->bce_drv_cardiac_arrest) {
5975 if (!(sc->bc_state & BCE_CONDITION_DRV_PRESENT)) {
5976 sc->bce_drv_cardiac_arrest = 1;
5977 if_printf(ifp, "Bootcode lost the driver pulse! "
5978 "(bc_state = 0x%08X)\n", sc->bc_state);
5982 * Not supported by all bootcode versions.
5983 * (v5.0.11+ and v5.2.1+) Older bootcode
5984 * will require the driver to reset the
5985 * controller to clear this condition.
5987 if (sc->bc_state & BCE_CONDITION_DRV_PRESENT) {
5988 sc->bce_drv_cardiac_arrest = 0;
5989 if_printf(ifp, "Bootcode found the driver pulse! "
5990 "(bc_state = 0x%08X)\n", sc->bc_state);
5994 /* Schedule the next pulse. */
5995 callout_reset(&sc->bce_pulse_callout, hz, bce_pulse, sc);
5997 lwkt_serialize_exit(ifp->if_serializer);
6001 bce_pulse_check_msi(struct bce_softc *sc)
6005 if (bce_get_hw_rx_cons(sc) != sc->hw_rx_cons) {
6007 } else if (bce_get_hw_tx_cons(sc) != sc->hw_tx_cons) {
6010 struct status_block *sblk = sc->status_block;
6012 if ((sblk->status_attn_bits & STATUS_ATTN_BITS_LINK_STATE) !=
6013 (sblk->status_attn_bits_ack & STATUS_ATTN_BITS_LINK_STATE))
6020 msi_ctrl = REG_RD(sc, BCE_PCICFG_MSI_CONTROL);
6021 if ((msi_ctrl & BCE_PCICFG_MSI_CONTROL_ENABLE) == 0)
6024 if (sc->pulse_check_status_idx == sc->last_status_idx) {
6025 if_printf(&sc->arpcom.ac_if, "missing MSI\n");
6027 REG_WR(sc, BCE_PCICFG_MSI_CONTROL,
6028 msi_ctrl & ~BCE_PCICFG_MSI_CONTROL_ENABLE);
6029 REG_WR(sc, BCE_PCICFG_MSI_CONTROL, msi_ctrl);
6034 sc->pulse_check_status_idx = sc->last_status_idx;
6037 /****************************************************************************/
6038 /* Periodic function to perform maintenance tasks. */
6042 /****************************************************************************/
6044 bce_tick_serialized(struct bce_softc *sc)
6046 struct ifnet *ifp = &sc->arpcom.ac_if;
6047 struct mii_data *mii;
6049 ASSERT_SERIALIZED(ifp->if_serializer);
6051 /* Update the statistics from the hardware statistics block. */
6052 bce_stats_update(sc);
6054 /* Schedule the next tick. */
6055 callout_reset(&sc->bce_tick_callout, hz, bce_tick, sc);
6057 /* If link is up already up then we're done. */
6061 mii = device_get_softc(sc->bce_miibus);
6064 /* Check if the link has come up. */
6065 if ((mii->mii_media_status & IFM_ACTIVE) &&
6066 IFM_SUBTYPE(mii->mii_media_active) != IFM_NONE) {
6068 /* Now that link is up, handle any outstanding TX traffic. */
6069 if (!ifq_is_empty(&ifp->if_snd))
6078 struct bce_softc *sc = xsc;
6079 struct ifnet *ifp = &sc->arpcom.ac_if;
6081 lwkt_serialize_enter(ifp->if_serializer);
6082 bce_tick_serialized(sc);
6083 lwkt_serialize_exit(ifp->if_serializer);
6088 /****************************************************************************/
6089 /* Allows the driver state to be dumped through the sysctl interface. */
6092 /* 0 for success, positive value for failure. */
6093 /****************************************************************************/
6095 bce_sysctl_driver_state(SYSCTL_HANDLER_ARGS)
6099 struct bce_softc *sc;
6102 error = sysctl_handle_int(oidp, &result, 0, req);
6104 if (error || !req->newptr)
6108 sc = (struct bce_softc *)arg1;
6109 bce_dump_driver_state(sc);
6116 /****************************************************************************/
6117 /* Allows the hardware state to be dumped through the sysctl interface. */
6120 /* 0 for success, positive value for failure. */
6121 /****************************************************************************/
6123 bce_sysctl_hw_state(SYSCTL_HANDLER_ARGS)
6127 struct bce_softc *sc;
6130 error = sysctl_handle_int(oidp, &result, 0, req);
6132 if (error || !req->newptr)
6136 sc = (struct bce_softc *)arg1;
6137 bce_dump_hw_state(sc);
6144 /****************************************************************************/
6145 /* Provides a sysctl interface to allows dumping the RX chain. */
6148 /* 0 for success, positive value for failure. */
6149 /****************************************************************************/
6151 bce_sysctl_dump_rx_chain(SYSCTL_HANDLER_ARGS)
6155 struct bce_softc *sc;
6158 error = sysctl_handle_int(oidp, &result, 0, req);
6160 if (error || !req->newptr)
6164 sc = (struct bce_softc *)arg1;
6165 bce_dump_rx_chain(sc, 0, USABLE_RX_BD(sc));
6172 /****************************************************************************/
6173 /* Provides a sysctl interface to allows dumping the TX chain. */
6176 /* 0 for success, positive value for failure. */
6177 /****************************************************************************/
6179 bce_sysctl_dump_tx_chain(SYSCTL_HANDLER_ARGS)
6183 struct bce_softc *sc;
6186 error = sysctl_handle_int(oidp, &result, 0, req);
6188 if (error || !req->newptr)
6192 sc = (struct bce_softc *)arg1;
6193 bce_dump_tx_chain(sc, 0, USABLE_TX_BD(sc));
6200 /****************************************************************************/
6201 /* Provides a sysctl interface to allow reading arbitrary registers in the */
6202 /* device. DO NOT ENABLE ON PRODUCTION SYSTEMS! */
6205 /* 0 for success, positive value for failure. */
6206 /****************************************************************************/
6208 bce_sysctl_reg_read(SYSCTL_HANDLER_ARGS)
6210 struct bce_softc *sc;
6212 uint32_t val, result;
6215 error = sysctl_handle_int(oidp, &result, 0, req);
6216 if (error || (req->newptr == NULL))
6219 /* Make sure the register is accessible. */
6220 if (result < 0x8000) {
6221 sc = (struct bce_softc *)arg1;
6222 val = REG_RD(sc, result);
6223 if_printf(&sc->arpcom.ac_if, "reg 0x%08X = 0x%08X\n",
6225 } else if (result < 0x0280000) {
6226 sc = (struct bce_softc *)arg1;
6227 val = REG_RD_IND(sc, result);
6228 if_printf(&sc->arpcom.ac_if, "reg 0x%08X = 0x%08X\n",
6235 /****************************************************************************/
6236 /* Provides a sysctl interface to allow reading arbitrary PHY registers in */
6237 /* the device. DO NOT ENABLE ON PRODUCTION SYSTEMS! */
6240 /* 0 for success, positive value for failure. */
6241 /****************************************************************************/
6243 bce_sysctl_phy_read(SYSCTL_HANDLER_ARGS)
6245 struct bce_softc *sc;
6251 error = sysctl_handle_int(oidp, &result, 0, req);
6252 if (error || (req->newptr == NULL))
6255 /* Make sure the register is accessible. */
6256 if (result < 0x20) {
6257 sc = (struct bce_softc *)arg1;
6259 val = bce_miibus_read_reg(dev, sc->bce_phy_addr, result);
6260 if_printf(&sc->arpcom.ac_if,
6261 "phy 0x%02X = 0x%04X\n", result, val);
6267 /****************************************************************************/
6268 /* Provides a sysctl interface to forcing the driver to dump state and */
6269 /* enter the debugger. DO NOT ENABLE ON PRODUCTION SYSTEMS! */
6272 /* 0 for success, positive value for failure. */
6273 /****************************************************************************/
6275 bce_sysctl_breakpoint(SYSCTL_HANDLER_ARGS)
6279 struct bce_softc *sc;
6282 error = sysctl_handle_int(oidp, &result, 0, req);
6284 if (error || !req->newptr)
6288 sc = (struct bce_softc *)arg1;
6297 /****************************************************************************/
6298 /* Adds any sysctl parameters for tuning or debugging purposes. */
6301 /* 0 for success, positive value for failure. */
6302 /****************************************************************************/
6304 bce_add_sysctls(struct bce_softc *sc)
6306 struct sysctl_ctx_list *ctx;
6307 struct sysctl_oid_list *children;
6309 sysctl_ctx_init(&sc->bce_sysctl_ctx);
6310 sc->bce_sysctl_tree = SYSCTL_ADD_NODE(&sc->bce_sysctl_ctx,
6311 SYSCTL_STATIC_CHILDREN(_hw),
6313 device_get_nameunit(sc->bce_dev),
6315 if (sc->bce_sysctl_tree == NULL) {
6316 device_printf(sc->bce_dev, "can't add sysctl node\n");
6320 ctx = &sc->bce_sysctl_ctx;
6321 children = SYSCTL_CHILDREN(sc->bce_sysctl_tree);
6323 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "tx_bds_int",
6324 CTLTYPE_INT | CTLFLAG_RW,
6325 sc, 0, bce_sysctl_tx_bds_int, "I",
6326 "Send max coalesced BD count during interrupt");
6327 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "tx_bds",
6328 CTLTYPE_INT | CTLFLAG_RW,
6329 sc, 0, bce_sysctl_tx_bds, "I",
6330 "Send max coalesced BD count");
6331 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "tx_ticks_int",
6332 CTLTYPE_INT | CTLFLAG_RW,
6333 sc, 0, bce_sysctl_tx_ticks_int, "I",
6334 "Send coalescing ticks during interrupt");
6335 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "tx_ticks",
6336 CTLTYPE_INT | CTLFLAG_RW,
6337 sc, 0, bce_sysctl_tx_ticks, "I",
6338 "Send coalescing ticks");
6340 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "rx_bds_int",
6341 CTLTYPE_INT | CTLFLAG_RW,
6342 sc, 0, bce_sysctl_rx_bds_int, "I",
6343 "Receive max coalesced BD count during interrupt");
6344 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "rx_bds",
6345 CTLTYPE_INT | CTLFLAG_RW,
6346 sc, 0, bce_sysctl_rx_bds, "I",
6347 "Receive max coalesced BD count");
6348 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "rx_ticks_int",
6349 CTLTYPE_INT | CTLFLAG_RW,
6350 sc, 0, bce_sysctl_rx_ticks_int, "I",
6351 "Receive coalescing ticks during interrupt");
6352 SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "rx_ticks",
6353 CTLTYPE_INT | CTLFLAG_RW,
6354 sc, 0, bce_sysctl_rx_ticks, "I",
6355 "Receive coalescing ticks");
6357 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "rx_pages",
6358 CTLFLAG_RD, &sc->rx_pages, 0, "# of RX pages");
6359 SYSCTL_ADD_INT(ctx, children, OID_AUTO, "tx_pages",
6360 CTLFLAG_RD, &sc->tx_pages, 0, "# of TX pages");
6363 SYSCTL_ADD_INT(ctx, children, OID_AUTO,
6365 CTLFLAG_RD, &sc->rx_low_watermark,
6366 0, "Lowest level of free rx_bd's");
6368 SYSCTL_ADD_INT(ctx, children, OID_AUTO,
6370 CTLFLAG_RD, &sc->rx_empty_count,
6371 0, "Number of times the RX chain was empty");
6373 SYSCTL_ADD_INT(ctx, children, OID_AUTO,
6375 CTLFLAG_RD, &sc->tx_hi_watermark,
6376 0, "Highest level of used tx_bd's");
6378 SYSCTL_ADD_INT(ctx, children, OID_AUTO,
6380 CTLFLAG_RD, &sc->tx_full_count,
6381 0, "Number of times the TX chain was full");
6383 SYSCTL_ADD_INT(ctx, children, OID_AUTO,
6384 "l2fhdr_status_errors",
6385 CTLFLAG_RD, &sc->l2fhdr_status_errors,
6386 0, "l2_fhdr status errors");
6388 SYSCTL_ADD_INT(ctx, children, OID_AUTO,
6389 "unexpected_attentions",
6390 CTLFLAG_RD, &sc->unexpected_attentions,
6391 0, "unexpected attentions");
6393 SYSCTL_ADD_INT(ctx, children, OID_AUTO,
6394 "lost_status_block_updates",
6395 CTLFLAG_RD, &sc->lost_status_block_updates,
6396 0, "lost status block updates");
6398 SYSCTL_ADD_INT(ctx, children, OID_AUTO,
6399 "mbuf_alloc_failed",
6400 CTLFLAG_RD, &sc->mbuf_alloc_failed,
6401 0, "mbuf cluster allocation failures");
6404 SYSCTL_ADD_ULONG(ctx, children, OID_AUTO,
6405 "stat_IfHCInOctets",
6406 CTLFLAG_RD, &sc->stat_IfHCInOctets,
6409 SYSCTL_ADD_ULONG(ctx, children, OID_AUTO,
6410 "stat_IfHCInBadOctets",
6411 CTLFLAG_RD, &sc->stat_IfHCInBadOctets,
6412 "Bad bytes received");
6414 SYSCTL_ADD_ULONG(ctx, children, OID_AUTO,
6415 "stat_IfHCOutOctets",
6416 CTLFLAG_RD, &sc->stat_IfHCOutOctets,
6419 SYSCTL_ADD_ULONG(ctx, children, OID_AUTO,
6420 "stat_IfHCOutBadOctets",
6421 CTLFLAG_RD, &sc->stat_IfHCOutBadOctets,
6424 SYSCTL_ADD_ULONG(ctx, children, OID_AUTO,
6425 "stat_IfHCInUcastPkts",
6426 CTLFLAG_RD, &sc->stat_IfHCInUcastPkts,
6427 "Unicast packets received");
6429 SYSCTL_ADD_ULONG(ctx, children, OID_AUTO,
6430 "stat_IfHCInMulticastPkts",
6431 CTLFLAG_RD, &sc->stat_IfHCInMulticastPkts,
6432 "Multicast packets received");
6434 SYSCTL_ADD_ULONG(ctx, children, OID_AUTO,
6435 "stat_IfHCInBroadcastPkts",
6436 CTLFLAG_RD, &sc->stat_IfHCInBroadcastPkts,
6437 "Broadcast packets received");
6439 SYSCTL_ADD_ULONG(ctx, children, OID_AUTO,
6440 "stat_IfHCOutUcastPkts",
6441 CTLFLAG_RD, &sc->stat_IfHCOutUcastPkts,
6442 "Unicast packets sent");
6444 SYSCTL_ADD_ULONG(ctx, children, OID_AUTO,
6445 "stat_IfHCOutMulticastPkts",
6446 CTLFLAG_RD, &sc->stat_IfHCOutMulticastPkts,
6447 "Multicast packets sent");
6449 SYSCTL_ADD_ULONG(ctx, children, OID_AUTO,
6450 "stat_IfHCOutBroadcastPkts",
6451 CTLFLAG_RD, &sc->stat_IfHCOutBroadcastPkts,
6452 "Broadcast packets sent");
6454 SYSCTL_ADD_UINT(ctx, children, OID_AUTO,
6455 "stat_emac_tx_stat_dot3statsinternalmactransmiterrors",
6456 CTLFLAG_RD, &sc->stat_emac_tx_stat_dot3statsinternalmactransmiterrors,
6457 0, "Internal MAC transmit errors");
6459 SYSCTL_ADD_UINT(ctx, children, OID_AUTO,
6460 "stat_Dot3StatsCarrierSenseErrors",
6461 CTLFLAG_RD, &sc->stat_Dot3StatsCarrierSenseErrors,
6462 0, "Carrier sense errors");
6464 SYSCTL_ADD_UINT(ctx, children, OID_AUTO,
6465 "stat_Dot3StatsFCSErrors",
6466 CTLFLAG_RD, &sc->stat_Dot3StatsFCSErrors,
6467 0, "Frame check sequence errors");
6469 SYSCTL_ADD_UINT(ctx, children, OID_AUTO,
6470 "stat_Dot3StatsAlignmentErrors",
6471 CTLFLAG_RD, &sc->stat_Dot3StatsAlignmentErrors,
6472 0, "Alignment errors");
6474 SYSCTL_ADD_UINT(ctx, children, OID_AUTO,
6475 "stat_Dot3StatsSingleCollisionFrames",
6476 CTLFLAG_RD, &sc->stat_Dot3StatsSingleCollisionFrames,
6477 0, "Single Collision Frames");
6479 SYSCTL_ADD_UINT(ctx, children, OID_AUTO,
6480 "stat_Dot3StatsMultipleCollisionFrames",
6481 CTLFLAG_RD, &sc->stat_Dot3StatsMultipleCollisionFrames,
6482 0, "Multiple Collision Frames");
6484 SYSCTL_ADD_UINT(ctx, children, OID_AUTO,
6485 "stat_Dot3StatsDeferredTransmissions",
6486 CTLFLAG_RD, &sc->stat_Dot3StatsDeferredTransmissions,
6487 0, "Deferred Transmissions");
6489 SYSCTL_ADD_UINT(ctx, children, OID_AUTO,
6490 "stat_Dot3StatsExcessiveCollisions",
6491 CTLFLAG_RD, &sc->stat_Dot3StatsExcessiveCollisions,
6492 0, "Excessive Collisions");
6494 SYSCTL_ADD_UINT(ctx, children, OID_AUTO,
6495 "stat_Dot3StatsLateCollisions",
6496 CTLFLAG_RD, &sc->stat_Dot3StatsLateCollisions,
6497 0, "Late Collisions");
6499 SYSCTL_ADD_UINT(ctx, children, OID_AUTO,
6500 "stat_EtherStatsCollisions",
6501 CTLFLAG_RD, &sc->stat_EtherStatsCollisions,
6504 SYSCTL_ADD_UINT(ctx, children, OID_AUTO,
6505 "stat_EtherStatsFragments",
6506 CTLFLAG_RD, &sc->stat_EtherStatsFragments,
6509 SYSCTL_ADD_UINT(ctx, children, OID_AUTO,
6510 "stat_EtherStatsJabbers",
6511 CTLFLAG_RD, &sc->stat_EtherStatsJabbers,
6514 SYSCTL_ADD_UINT(ctx, children, OID_AUTO,
6515 "stat_EtherStatsUndersizePkts",
6516 CTLFLAG_RD, &sc->stat_EtherStatsUndersizePkts,
6517 0, "Undersize packets");
6519 SYSCTL_ADD_UINT(ctx, children, OID_AUTO,
6520 "stat_EtherStatsOverrsizePkts",
6521 CTLFLAG_RD, &sc->stat_EtherStatsOverrsizePkts,
6522 0, "stat_EtherStatsOverrsizePkts");
6524 SYSCTL_ADD_UINT(ctx, children, OID_AUTO,
6525 "stat_EtherStatsPktsRx64Octets",
6526 CTLFLAG_RD, &sc->stat_EtherStatsPktsRx64Octets,
6527 0, "Bytes received in 64 byte packets");
6529 SYSCTL_ADD_UINT(ctx, children, OID_AUTO,
6530 "stat_EtherStatsPktsRx65Octetsto127Octets",
6531 CTLFLAG_RD, &sc->stat_EtherStatsPktsRx65Octetsto127Octets,
6532 0, "Bytes received in 65 to 127 byte packets");
6534 SYSCTL_ADD_UINT(ctx, children, OID_AUTO,
6535 "stat_EtherStatsPktsRx128Octetsto255Octets",
6536 CTLFLAG_RD, &sc->stat_EtherStatsPktsRx128Octetsto255Octets,
6537 0, "Bytes received in 128 to 255 byte packets");
6539 SYSCTL_ADD_UINT(ctx, children, OID_AUTO,
6540 "stat_EtherStatsPktsRx256Octetsto511Octets",
6541 CTLFLAG_RD, &sc->stat_EtherStatsPktsRx256Octetsto511Octets,
6542 0, "Bytes received in 256 to 511 byte packets");
6544 SYSCTL_ADD_UINT(ctx, children, OID_AUTO,
6545 "stat_EtherStatsPktsRx512Octetsto1023Octets",
6546 CTLFLAG_RD, &sc->stat_EtherStatsPktsRx512Octetsto1023Octets,
6547 0, "Bytes received in 512 to 1023 byte packets");
6549 SYSCTL_ADD_UINT(ctx, children, OID_AUTO,
6550 "stat_EtherStatsPktsRx1024Octetsto1522Octets",
6551 CTLFLAG_RD, &sc->stat_EtherStatsPktsRx1024Octetsto1522Octets,
6552 0, "Bytes received in 1024 t0 1522 byte packets");
6554 SYSCTL_ADD_UINT(ctx, children, OID_AUTO,
6555 "stat_EtherStatsPktsRx1523Octetsto9022Octets",
6556 CTLFLAG_RD, &sc->stat_EtherStatsPktsRx1523Octetsto9022Octets,
6557 0, "Bytes received in 1523 to 9022 byte packets");
6559 SYSCTL_ADD_UINT(ctx, children, OID_AUTO,
6560 "stat_EtherStatsPktsTx64Octets",
6561 CTLFLAG_RD, &sc->stat_EtherStatsPktsTx64Octets,
6562 0, "Bytes sent in 64 byte packets");
6564 SYSCTL_ADD_UINT(ctx, children, OID_AUTO,
6565 "stat_EtherStatsPktsTx65Octetsto127Octets",
6566 CTLFLAG_RD, &sc->stat_EtherStatsPktsTx65Octetsto127Octets,
6567 0, "Bytes sent in 65 to 127 byte packets");
6569 SYSCTL_ADD_UINT(ctx, children, OID_AUTO,
6570 "stat_EtherStatsPktsTx128Octetsto255Octets",
6571 CTLFLAG_RD, &sc->stat_EtherStatsPktsTx128Octetsto255Octets,
6572 0, "Bytes sent in 128 to 255 byte packets");
6574 SYSCTL_ADD_UINT(ctx, children, OID_AUTO,
6575 "stat_EtherStatsPktsTx256Octetsto511Octets",
6576 CTLFLAG_RD, &sc->stat_EtherStatsPktsTx256Octetsto511Octets,
6577 0, "Bytes sent in 256 to 511 byte packets");
6579 SYSCTL_ADD_UINT(ctx, children, OID_AUTO,
6580 "stat_EtherStatsPktsTx512Octetsto1023Octets",
6581 CTLFLAG_RD, &sc->stat_EtherStatsPktsTx512Octetsto1023Octets,
6582 0, "Bytes sent in 512 to 1023 byte packets");
6584 SYSCTL_ADD_UINT(ctx, children, OID_AUTO,
6585 "stat_EtherStatsPktsTx1024Octetsto1522Octets",
6586 CTLFLAG_RD, &sc->stat_EtherStatsPktsTx1024Octetsto1522Octets,
6587 0, "Bytes sent in 1024 to 1522 byte packets");
6589 SYSCTL_ADD_UINT(ctx, children, OID_AUTO,
6590 "stat_EtherStatsPktsTx1523Octetsto9022Octets",
6591 CTLFLAG_RD, &sc->stat_EtherStatsPktsTx1523Octetsto9022Octets,
6592 0, "Bytes sent in 1523 to 9022 byte packets");
6594 SYSCTL_ADD_UINT(ctx, children, OID_AUTO,
6595 "stat_XonPauseFramesReceived",
6596 CTLFLAG_RD, &sc->stat_XonPauseFramesReceived,
6597 0, "XON pause frames receved");
6599 SYSCTL_ADD_UINT(ctx, children, OID_AUTO,
6600 "stat_XoffPauseFramesReceived",
6601 CTLFLAG_RD, &sc->stat_XoffPauseFramesReceived,
6602 0, "XOFF pause frames received");
6604 SYSCTL_ADD_UINT(ctx, children, OID_AUTO,
6606 CTLFLAG_RD, &sc->stat_OutXonSent,
6607 0, "XON pause frames sent");
6609 SYSCTL_ADD_UINT(ctx, children, OID_AUTO,
6611 CTLFLAG_RD, &sc->stat_OutXoffSent,
6612 0, "XOFF pause frames sent");
6614 SYSCTL_ADD_UINT(ctx, children, OID_AUTO,
6615 "stat_FlowControlDone",
6616 CTLFLAG_RD, &sc->stat_FlowControlDone,
6617 0, "Flow control done");
6619 SYSCTL_ADD_UINT(ctx, children, OID_AUTO,
6620 "stat_MacControlFramesReceived",
6621 CTLFLAG_RD, &sc->stat_MacControlFramesReceived,
6622 0, "MAC control frames received");
6624 SYSCTL_ADD_UINT(ctx, children, OID_AUTO,
6625 "stat_XoffStateEntered",
6626 CTLFLAG_RD, &sc->stat_XoffStateEntered,
6627 0, "XOFF state entered");
6629 SYSCTL_ADD_UINT(ctx, children, OID_AUTO,
6630 "stat_IfInFramesL2FilterDiscards",
6631 CTLFLAG_RD, &sc->stat_IfInFramesL2FilterDiscards,
6632 0, "Received L2 packets discarded");
6634 SYSCTL_ADD_UINT(ctx, children, OID_AUTO,
6635 "stat_IfInRuleCheckerDiscards",
6636 CTLFLAG_RD, &sc->stat_IfInRuleCheckerDiscards,
6637 0, "Received packets discarded by rule");
6639 SYSCTL_ADD_UINT(ctx, children, OID_AUTO,
6640 "stat_IfInFTQDiscards",
6641 CTLFLAG_RD, &sc->stat_IfInFTQDiscards,
6642 0, "Received packet FTQ discards");
6644 SYSCTL_ADD_UINT(ctx, children, OID_AUTO,
6645 "stat_IfInMBUFDiscards",
6646 CTLFLAG_RD, &sc->stat_IfInMBUFDiscards,
6647 0, "Received packets discarded due to lack of controller buffer memory");
6649 SYSCTL_ADD_UINT(ctx, children, OID_AUTO,
6650 "stat_IfInRuleCheckerP4Hit",
6651 CTLFLAG_RD, &sc->stat_IfInRuleCheckerP4Hit,
6652 0, "Received packets rule checker hits");
6654 SYSCTL_ADD_UINT(ctx, children, OID_AUTO,
6655 "stat_CatchupInRuleCheckerDiscards",
6656 CTLFLAG_RD, &sc->stat_CatchupInRuleCheckerDiscards,
6657 0, "Received packets discarded in Catchup path");
6659 SYSCTL_ADD_UINT(ctx, children, OID_AUTO,
6660 "stat_CatchupInFTQDiscards",
6661 CTLFLAG_RD, &sc->stat_CatchupInFTQDiscards,
6662 0, "Received packets discarded in FTQ in Catchup path");
6664 SYSCTL_ADD_UINT(ctx, children, OID_AUTO,
6665 "stat_CatchupInMBUFDiscards",
6666 CTLFLAG_RD, &sc->stat_CatchupInMBUFDiscards,
6667 0, "Received packets discarded in controller buffer memory in Catchup path");
6669 SYSCTL_ADD_UINT(ctx, children, OID_AUTO,
6670 "stat_CatchupInRuleCheckerP4Hit",
6671 CTLFLAG_RD, &sc->stat_CatchupInRuleCheckerP4Hit,
6672 0, "Received packets rule checker hits in Catchup path");
6674 SYSCTL_ADD_UINT(ctx, children, OID_AUTO,
6676 CTLFLAG_RD, &sc->com_no_buffers,
6677 0, "Valid packets received but no RX buffers available");
6680 SYSCTL_ADD_PROC(ctx, children, OID_AUTO,
6681 "driver_state", CTLTYPE_INT | CTLFLAG_RW,
6683 bce_sysctl_driver_state, "I", "Drive state information");
6685 SYSCTL_ADD_PROC(ctx, children, OID_AUTO,
6686 "hw_state", CTLTYPE_INT | CTLFLAG_RW,
6688 bce_sysctl_hw_state, "I", "Hardware state information");
6690 SYSCTL_ADD_PROC(ctx, children, OID_AUTO,
6691 "dump_rx_chain", CTLTYPE_INT | CTLFLAG_RW,
6693 bce_sysctl_dump_rx_chain, "I", "Dump rx_bd chain");
6695 SYSCTL_ADD_PROC(ctx, children, OID_AUTO,
6696 "dump_tx_chain", CTLTYPE_INT | CTLFLAG_RW,
6698 bce_sysctl_dump_tx_chain, "I", "Dump tx_bd chain");
6700 SYSCTL_ADD_PROC(ctx, children, OID_AUTO,
6701 "breakpoint", CTLTYPE_INT | CTLFLAG_RW,
6703 bce_sysctl_breakpoint, "I", "Driver breakpoint");
6705 SYSCTL_ADD_PROC(ctx, children, OID_AUTO,
6706 "reg_read", CTLTYPE_INT | CTLFLAG_RW,
6708 bce_sysctl_reg_read, "I", "Register read");
6710 SYSCTL_ADD_PROC(ctx, children, OID_AUTO,
6711 "phy_read", CTLTYPE_INT | CTLFLAG_RW,
6713 bce_sysctl_phy_read, "I", "PHY register read");
6720 /****************************************************************************/
6721 /* BCE Debug Routines */
6722 /****************************************************************************/
6725 /****************************************************************************/
6726 /* Freezes the controller to allow for a cohesive state dump. */
6730 /****************************************************************************/
6732 bce_freeze_controller(struct bce_softc *sc)
6736 val = REG_RD(sc, BCE_MISC_COMMAND);
6737 val |= BCE_MISC_COMMAND_DISABLE_ALL;
6738 REG_WR(sc, BCE_MISC_COMMAND, val);
6742 /****************************************************************************/
6743 /* Unfreezes the controller after a freeze operation. This may not always */
6744 /* work and the controller will require a reset! */
6748 /****************************************************************************/
6750 bce_unfreeze_controller(struct bce_softc *sc)
6754 val = REG_RD(sc, BCE_MISC_COMMAND);
6755 val |= BCE_MISC_COMMAND_ENABLE_ALL;
6756 REG_WR(sc, BCE_MISC_COMMAND, val);
6760 /****************************************************************************/
6761 /* Prints out information about an mbuf. */
6765 /****************************************************************************/
6767 bce_dump_mbuf(struct bce_softc *sc, struct mbuf *m)
6769 struct ifnet *ifp = &sc->arpcom.ac_if;
6770 uint32_t val_hi, val_lo;
6771 struct mbuf *mp = m;
6774 /* Index out of range. */
6775 if_printf(ifp, "mbuf: null pointer\n");
6780 val_hi = BCE_ADDR_HI(mp);
6781 val_lo = BCE_ADDR_LO(mp);
6782 if_printf(ifp, "mbuf: vaddr = 0x%08X:%08X, m_len = %d, "
6783 "m_flags = ( ", val_hi, val_lo, mp->m_len);
6785 if (mp->m_flags & M_EXT)
6787 if (mp->m_flags & M_PKTHDR)
6788 kprintf("M_PKTHDR ");
6789 if (mp->m_flags & M_EOR)
6792 if (mp->m_flags & M_RDONLY)
6793 kprintf("M_RDONLY ");
6796 val_hi = BCE_ADDR_HI(mp->m_data);
6797 val_lo = BCE_ADDR_LO(mp->m_data);
6798 kprintf(") m_data = 0x%08X:%08X\n", val_hi, val_lo);
6800 if (mp->m_flags & M_PKTHDR) {
6801 if_printf(ifp, "- m_pkthdr: flags = ( ");
6802 if (mp->m_flags & M_BCAST)
6803 kprintf("M_BCAST ");
6804 if (mp->m_flags & M_MCAST)
6805 kprintf("M_MCAST ");
6806 if (mp->m_flags & M_FRAG)
6808 if (mp->m_flags & M_FIRSTFRAG)
6809 kprintf("M_FIRSTFRAG ");
6810 if (mp->m_flags & M_LASTFRAG)
6811 kprintf("M_LASTFRAG ");
6813 if (mp->m_flags & M_VLANTAG)
6814 kprintf("M_VLANTAG ");
6817 if (mp->m_flags & M_PROMISC)
6818 kprintf("M_PROMISC ");
6820 kprintf(") csum_flags = ( ");
6821 if (mp->m_pkthdr.csum_flags & CSUM_IP)
6822 kprintf("CSUM_IP ");
6823 if (mp->m_pkthdr.csum_flags & CSUM_TCP)
6824 kprintf("CSUM_TCP ");
6825 if (mp->m_pkthdr.csum_flags & CSUM_UDP)
6826 kprintf("CSUM_UDP ");
6827 if (mp->m_pkthdr.csum_flags & CSUM_IP_FRAGS)
6828 kprintf("CSUM_IP_FRAGS ");
6829 if (mp->m_pkthdr.csum_flags & CSUM_FRAGMENT)
6830 kprintf("CSUM_FRAGMENT ");
6832 if (mp->m_pkthdr.csum_flags & CSUM_TSO)
6833 kprintf("CSUM_TSO ");
6835 if (mp->m_pkthdr.csum_flags & CSUM_IP_CHECKED)
6836 kprintf("CSUM_IP_CHECKED ");
6837 if (mp->m_pkthdr.csum_flags & CSUM_IP_VALID)
6838 kprintf("CSUM_IP_VALID ");
6839 if (mp->m_pkthdr.csum_flags & CSUM_DATA_VALID)
6840 kprintf("CSUM_DATA_VALID ");
6844 if (mp->m_flags & M_EXT) {
6845 val_hi = BCE_ADDR_HI(mp->m_ext.ext_buf);
6846 val_lo = BCE_ADDR_LO(mp->m_ext.ext_buf);
6847 if_printf(ifp, "- m_ext: vaddr = 0x%08X:%08X, "
6849 val_hi, val_lo, mp->m_ext.ext_size);
6856 /****************************************************************************/
6857 /* Prints out the mbufs in the TX mbuf chain. */
6861 /****************************************************************************/
6863 bce_dump_tx_mbuf_chain(struct bce_softc *sc, int chain_prod, int count)
6865 struct ifnet *ifp = &sc->arpcom.ac_if;
6869 "----------------------------"
6871 "----------------------------\n");
6873 for (i = 0; i < count; i++) {
6874 if_printf(ifp, "txmbuf[%d]\n", chain_prod);
6875 bce_dump_mbuf(sc, sc->tx_mbuf_ptr[chain_prod]);
6876 chain_prod = TX_CHAIN_IDX(sc, NEXT_TX_BD(chain_prod));
6880 "----------------------------"
6882 "----------------------------\n");
6886 /****************************************************************************/
6887 /* Prints out the mbufs in the RX mbuf chain. */
6891 /****************************************************************************/
6893 bce_dump_rx_mbuf_chain(struct bce_softc *sc, int chain_prod, int count)
6895 struct ifnet *ifp = &sc->arpcom.ac_if;
6899 "----------------------------"
6901 "----------------------------\n");
6903 for (i = 0; i < count; i++) {
6904 if_printf(ifp, "rxmbuf[0x%04X]\n", chain_prod);
6905 bce_dump_mbuf(sc, sc->rx_mbuf_ptr[chain_prod]);
6906 chain_prod = RX_CHAIN_IDX(sc, NEXT_RX_BD(chain_prod));
6910 "----------------------------"
6912 "----------------------------\n");
6916 /****************************************************************************/
6917 /* Prints out a tx_bd structure. */
6921 /****************************************************************************/
6923 bce_dump_txbd(struct bce_softc *sc, int idx, struct tx_bd *txbd)
6925 struct ifnet *ifp = &sc->arpcom.ac_if;
6927 if (idx > MAX_TX_BD(sc)) {
6928 /* Index out of range. */
6929 if_printf(ifp, "tx_bd[0x%04X]: Invalid tx_bd index!\n", idx);
6930 } else if ((idx & USABLE_TX_BD_PER_PAGE) == USABLE_TX_BD_PER_PAGE) {
6931 /* TX Chain page pointer. */
6932 if_printf(ifp, "tx_bd[0x%04X]: haddr = 0x%08X:%08X, "
6933 "chain page pointer\n",
6934 idx, txbd->tx_bd_haddr_hi, txbd->tx_bd_haddr_lo);
6936 /* Normal tx_bd entry. */
6937 if_printf(ifp, "tx_bd[0x%04X]: haddr = 0x%08X:%08X, "
6939 "vlan tag= 0x%04X, flags = 0x%04X (",
6940 idx, txbd->tx_bd_haddr_hi, txbd->tx_bd_haddr_lo,
6941 txbd->tx_bd_mss_nbytes,
6942 txbd->tx_bd_vlan_tag, txbd->tx_bd_flags);
6944 if (txbd->tx_bd_flags & TX_BD_FLAGS_CONN_FAULT)
6945 kprintf(" CONN_FAULT");
6947 if (txbd->tx_bd_flags & TX_BD_FLAGS_TCP_UDP_CKSUM)
6948 kprintf(" TCP_UDP_CKSUM");
6950 if (txbd->tx_bd_flags & TX_BD_FLAGS_IP_CKSUM)
6951 kprintf(" IP_CKSUM");
6953 if (txbd->tx_bd_flags & TX_BD_FLAGS_VLAN_TAG)
6956 if (txbd->tx_bd_flags & TX_BD_FLAGS_COAL_NOW)
6957 kprintf(" COAL_NOW");
6959 if (txbd->tx_bd_flags & TX_BD_FLAGS_DONT_GEN_CRC)
6960 kprintf(" DONT_GEN_CRC");
6962 if (txbd->tx_bd_flags & TX_BD_FLAGS_START)
6965 if (txbd->tx_bd_flags & TX_BD_FLAGS_END)
6968 if (txbd->tx_bd_flags & TX_BD_FLAGS_SW_LSO)
6971 if (txbd->tx_bd_flags & TX_BD_FLAGS_SW_OPTION_WORD)
6972 kprintf(" OPTION_WORD");
6974 if (txbd->tx_bd_flags & TX_BD_FLAGS_SW_FLAGS)
6977 if (txbd->tx_bd_flags & TX_BD_FLAGS_SW_SNAP)
6985 /****************************************************************************/
6986 /* Prints out a rx_bd structure. */
6990 /****************************************************************************/
6992 bce_dump_rxbd(struct bce_softc *sc, int idx, struct rx_bd *rxbd)
6994 struct ifnet *ifp = &sc->arpcom.ac_if;
6996 if (idx > MAX_RX_BD(sc)) {
6997 /* Index out of range. */
6998 if_printf(ifp, "rx_bd[0x%04X]: Invalid rx_bd index!\n", idx);
6999 } else if ((idx & USABLE_RX_BD_PER_PAGE) == USABLE_RX_BD_PER_PAGE) {
7000 /* TX Chain page pointer. */
7001 if_printf(ifp, "rx_bd[0x%04X]: haddr = 0x%08X:%08X, "
7002 "chain page pointer\n",
7003 idx, rxbd->rx_bd_haddr_hi, rxbd->rx_bd_haddr_lo);
7005 /* Normal tx_bd entry. */
7006 if_printf(ifp, "rx_bd[0x%04X]: haddr = 0x%08X:%08X, "
7007 "nbytes = 0x%08X, flags = 0x%08X\n",
7008 idx, rxbd->rx_bd_haddr_hi, rxbd->rx_bd_haddr_lo,
7009 rxbd->rx_bd_len, rxbd->rx_bd_flags);
7014 /****************************************************************************/
7015 /* Prints out a l2_fhdr structure. */
7019 /****************************************************************************/
7021 bce_dump_l2fhdr(struct bce_softc *sc, int idx, struct l2_fhdr *l2fhdr)
7023 if_printf(&sc->arpcom.ac_if, "l2_fhdr[0x%04X]: status = 0x%08X, "
7024 "pkt_len = 0x%04X, vlan = 0x%04x, "
7025 "ip_xsum = 0x%04X, tcp_udp_xsum = 0x%04X\n",
7026 idx, l2fhdr->l2_fhdr_status,
7027 l2fhdr->l2_fhdr_pkt_len, l2fhdr->l2_fhdr_vlan_tag,
7028 l2fhdr->l2_fhdr_ip_xsum, l2fhdr->l2_fhdr_tcp_udp_xsum);
7032 /****************************************************************************/
7033 /* Prints out the tx chain. */
7037 /****************************************************************************/
7039 bce_dump_tx_chain(struct bce_softc *sc, int tx_prod, int count)
7041 struct ifnet *ifp = &sc->arpcom.ac_if;
7044 /* First some info about the tx_bd chain structure. */
7046 "----------------------------"
7048 "----------------------------\n");
7050 if_printf(ifp, "page size = 0x%08X, "
7051 "tx chain pages = 0x%08X\n",
7052 (uint32_t)BCM_PAGE_SIZE, (uint32_t)sc->tx_pages);
7054 if_printf(ifp, "tx_bd per page = 0x%08X, "
7055 "usable tx_bd per page = 0x%08X\n",
7056 (uint32_t)TOTAL_TX_BD_PER_PAGE,
7057 (uint32_t)USABLE_TX_BD_PER_PAGE);
7059 if_printf(ifp, "total tx_bd = 0x%08X\n", (uint32_t)TOTAL_TX_BD(sc));
7062 "----------------------------"
7064 "----------------------------\n");
7066 /* Now print out the tx_bd's themselves. */
7067 for (i = 0; i < count; i++) {
7070 txbd = &sc->tx_bd_chain[TX_PAGE(tx_prod)][TX_IDX(tx_prod)];
7071 bce_dump_txbd(sc, tx_prod, txbd);
7072 tx_prod = TX_CHAIN_IDX(sc, NEXT_TX_BD(tx_prod));
7076 "----------------------------"
7078 "----------------------------\n");
7082 /****************************************************************************/
7083 /* Prints out the rx chain. */
7087 /****************************************************************************/
7089 bce_dump_rx_chain(struct bce_softc *sc, int rx_prod, int count)
7091 struct ifnet *ifp = &sc->arpcom.ac_if;
7094 /* First some info about the tx_bd chain structure. */
7096 "----------------------------"
7098 "----------------------------\n");
7100 if_printf(ifp, "page size = 0x%08X, "
7101 "rx chain pages = 0x%08X\n",
7102 (uint32_t)BCM_PAGE_SIZE, (uint32_t)sc->rx_pages);
7104 if_printf(ifp, "rx_bd per page = 0x%08X, "
7105 "usable rx_bd per page = 0x%08X\n",
7106 (uint32_t)TOTAL_RX_BD_PER_PAGE,
7107 (uint32_t)USABLE_RX_BD_PER_PAGE);
7109 if_printf(ifp, "total rx_bd = 0x%08X\n", (uint32_t)TOTAL_RX_BD(sc));
7112 "----------------------------"
7114 "----------------------------\n");
7116 /* Now print out the rx_bd's themselves. */
7117 for (i = 0; i < count; i++) {
7120 rxbd = &sc->rx_bd_chain[RX_PAGE(rx_prod)][RX_IDX(rx_prod)];
7121 bce_dump_rxbd(sc, rx_prod, rxbd);
7122 rx_prod = RX_CHAIN_IDX(sc, NEXT_RX_BD(rx_prod));
7126 "----------------------------"
7128 "----------------------------\n");
7132 /****************************************************************************/
7133 /* Prints out the status block from host memory. */
7137 /****************************************************************************/
7139 bce_dump_status_block(struct bce_softc *sc)
7141 struct status_block *sblk = sc->status_block;
7142 struct ifnet *ifp = &sc->arpcom.ac_if;
7145 "----------------------------"
7147 "----------------------------\n");
7149 if_printf(ifp, " 0x%08X - attn_bits\n", sblk->status_attn_bits);
7151 if_printf(ifp, " 0x%08X - attn_bits_ack\n",
7152 sblk->status_attn_bits_ack);
7154 if_printf(ifp, "0x%04X(0x%04X) - rx_cons0\n",
7155 sblk->status_rx_quick_consumer_index0,
7156 (uint16_t)RX_CHAIN_IDX(sc, sblk->status_rx_quick_consumer_index0));
7158 if_printf(ifp, "0x%04X(0x%04X) - tx_cons0\n",
7159 sblk->status_tx_quick_consumer_index0,
7160 (uint16_t)TX_CHAIN_IDX(sc, sblk->status_tx_quick_consumer_index0));
7162 if_printf(ifp, " 0x%04X - status_idx\n", sblk->status_idx);
7164 /* Theses indices are not used for normal L2 drivers. */
7165 if (sblk->status_rx_quick_consumer_index1) {
7166 if_printf(ifp, "0x%04X(0x%04X) - rx_cons1\n",
7167 sblk->status_rx_quick_consumer_index1,
7168 (uint16_t)RX_CHAIN_IDX(sc,
7169 sblk->status_rx_quick_consumer_index1));
7172 if (sblk->status_tx_quick_consumer_index1) {
7173 if_printf(ifp, "0x%04X(0x%04X) - tx_cons1\n",
7174 sblk->status_tx_quick_consumer_index1,
7175 (uint16_t)TX_CHAIN_IDX(sc,
7176 sblk->status_tx_quick_consumer_index1));
7179 if (sblk->status_rx_quick_consumer_index2) {
7180 if_printf(ifp, "0x%04X(0x%04X)- rx_cons2\n",
7181 sblk->status_rx_quick_consumer_index2,
7182 (uint16_t)RX_CHAIN_IDX(sc,
7183 sblk->status_rx_quick_consumer_index2));
7186 if (sblk->status_tx_quick_consumer_index2) {
7187 if_printf(ifp, "0x%04X(0x%04X) - tx_cons2\n",
7188 sblk->status_tx_quick_consumer_index2,
7189 (uint16_t)TX_CHAIN_IDX(sc,
7190 sblk->status_tx_quick_consumer_index2));
7193 if (sblk->status_rx_quick_consumer_index3) {
7194 if_printf(ifp, "0x%04X(0x%04X) - rx_cons3\n",
7195 sblk->status_rx_quick_consumer_index3,
7196 (uint16_t)RX_CHAIN_IDX(sc,
7197 sblk->status_rx_quick_consumer_index3));
7200 if (sblk->status_tx_quick_consumer_index3) {
7201 if_printf(ifp, "0x%04X(0x%04X) - tx_cons3\n",
7202 sblk->status_tx_quick_consumer_index3,
7203 (uint16_t)TX_CHAIN_IDX(sc,
7204 sblk->status_tx_quick_consumer_index3));
7207 if (sblk->status_rx_quick_consumer_index4 ||
7208 sblk->status_rx_quick_consumer_index5) {
7209 if_printf(ifp, "rx_cons4 = 0x%08X, rx_cons5 = 0x%08X\n",
7210 sblk->status_rx_quick_consumer_index4,
7211 sblk->status_rx_quick_consumer_index5);
7214 if (sblk->status_rx_quick_consumer_index6 ||
7215 sblk->status_rx_quick_consumer_index7) {
7216 if_printf(ifp, "rx_cons6 = 0x%08X, rx_cons7 = 0x%08X\n",
7217 sblk->status_rx_quick_consumer_index6,
7218 sblk->status_rx_quick_consumer_index7);
7221 if (sblk->status_rx_quick_consumer_index8 ||
7222 sblk->status_rx_quick_consumer_index9) {
7223 if_printf(ifp, "rx_cons8 = 0x%08X, rx_cons9 = 0x%08X\n",
7224 sblk->status_rx_quick_consumer_index8,
7225 sblk->status_rx_quick_consumer_index9);
7228 if (sblk->status_rx_quick_consumer_index10 ||
7229 sblk->status_rx_quick_consumer_index11) {
7230 if_printf(ifp, "rx_cons10 = 0x%08X, rx_cons11 = 0x%08X\n",
7231 sblk->status_rx_quick_consumer_index10,
7232 sblk->status_rx_quick_consumer_index11);
7235 if (sblk->status_rx_quick_consumer_index12 ||
7236 sblk->status_rx_quick_consumer_index13) {
7237 if_printf(ifp, "rx_cons12 = 0x%08X, rx_cons13 = 0x%08X\n",
7238 sblk->status_rx_quick_consumer_index12,
7239 sblk->status_rx_quick_consumer_index13);
7242 if (sblk->status_rx_quick_consumer_index14 ||
7243 sblk->status_rx_quick_consumer_index15) {
7244 if_printf(ifp, "rx_cons14 = 0x%08X, rx_cons15 = 0x%08X\n",
7245 sblk->status_rx_quick_consumer_index14,
7246 sblk->status_rx_quick_consumer_index15);
7249 if (sblk->status_completion_producer_index ||
7250 sblk->status_cmd_consumer_index) {
7251 if_printf(ifp, "com_prod = 0x%08X, cmd_cons = 0x%08X\n",
7252 sblk->status_completion_producer_index,
7253 sblk->status_cmd_consumer_index);
7257 "----------------------------"
7259 "----------------------------\n");
7263 /****************************************************************************/
7264 /* Prints out the statistics block. */
7268 /****************************************************************************/
7270 bce_dump_stats_block(struct bce_softc *sc)
7272 struct statistics_block *sblk = sc->stats_block;
7273 struct ifnet *ifp = &sc->arpcom.ac_if;
7277 " Stats Block (All Stats Not Shown Are 0) "
7278 "---------------\n");
7280 if (sblk->stat_IfHCInOctets_hi || sblk->stat_IfHCInOctets_lo) {
7281 if_printf(ifp, "0x%08X:%08X : IfHcInOctets\n",
7282 sblk->stat_IfHCInOctets_hi,
7283 sblk->stat_IfHCInOctets_lo);
7286 if (sblk->stat_IfHCInBadOctets_hi || sblk->stat_IfHCInBadOctets_lo) {
7287 if_printf(ifp, "0x%08X:%08X : IfHcInBadOctets\n",
7288 sblk->stat_IfHCInBadOctets_hi,
7289 sblk->stat_IfHCInBadOctets_lo);
7292 if (sblk->stat_IfHCOutOctets_hi || sblk->stat_IfHCOutOctets_lo) {
7293 if_printf(ifp, "0x%08X:%08X : IfHcOutOctets\n",
7294 sblk->stat_IfHCOutOctets_hi,
7295 sblk->stat_IfHCOutOctets_lo);
7298 if (sblk->stat_IfHCOutBadOctets_hi || sblk->stat_IfHCOutBadOctets_lo) {
7299 if_printf(ifp, "0x%08X:%08X : IfHcOutBadOctets\n",
7300 sblk->stat_IfHCOutBadOctets_hi,
7301 sblk->stat_IfHCOutBadOctets_lo);
7304 if (sblk->stat_IfHCInUcastPkts_hi || sblk->stat_IfHCInUcastPkts_lo) {
7305 if_printf(ifp, "0x%08X:%08X : IfHcInUcastPkts\n",
7306 sblk->stat_IfHCInUcastPkts_hi,
7307 sblk->stat_IfHCInUcastPkts_lo);
7310 if (sblk->stat_IfHCInBroadcastPkts_hi ||
7311 sblk->stat_IfHCInBroadcastPkts_lo) {
7312 if_printf(ifp, "0x%08X:%08X : IfHcInBroadcastPkts\n",
7313 sblk->stat_IfHCInBroadcastPkts_hi,
7314 sblk->stat_IfHCInBroadcastPkts_lo);
7317 if (sblk->stat_IfHCInMulticastPkts_hi ||
7318 sblk->stat_IfHCInMulticastPkts_lo) {
7319 if_printf(ifp, "0x%08X:%08X : IfHcInMulticastPkts\n",
7320 sblk->stat_IfHCInMulticastPkts_hi,
7321 sblk->stat_IfHCInMulticastPkts_lo);
7324 if (sblk->stat_IfHCOutUcastPkts_hi || sblk->stat_IfHCOutUcastPkts_lo) {
7325 if_printf(ifp, "0x%08X:%08X : IfHcOutUcastPkts\n",
7326 sblk->stat_IfHCOutUcastPkts_hi,
7327 sblk->stat_IfHCOutUcastPkts_lo);
7330 if (sblk->stat_IfHCOutBroadcastPkts_hi ||
7331 sblk->stat_IfHCOutBroadcastPkts_lo) {
7332 if_printf(ifp, "0x%08X:%08X : IfHcOutBroadcastPkts\n",
7333 sblk->stat_IfHCOutBroadcastPkts_hi,
7334 sblk->stat_IfHCOutBroadcastPkts_lo);
7337 if (sblk->stat_IfHCOutMulticastPkts_hi ||
7338 sblk->stat_IfHCOutMulticastPkts_lo) {
7339 if_printf(ifp, "0x%08X:%08X : IfHcOutMulticastPkts\n",
7340 sblk->stat_IfHCOutMulticastPkts_hi,
7341 sblk->stat_IfHCOutMulticastPkts_lo);
7344 if (sblk->stat_emac_tx_stat_dot3statsinternalmactransmiterrors) {
7345 if_printf(ifp, " 0x%08X : "
7346 "emac_tx_stat_dot3statsinternalmactransmiterrors\n",
7347 sblk->stat_emac_tx_stat_dot3statsinternalmactransmiterrors);
7350 if (sblk->stat_Dot3StatsCarrierSenseErrors) {
7351 if_printf(ifp, " 0x%08X : "
7352 "Dot3StatsCarrierSenseErrors\n",
7353 sblk->stat_Dot3StatsCarrierSenseErrors);
7356 if (sblk->stat_Dot3StatsFCSErrors) {
7357 if_printf(ifp, " 0x%08X : Dot3StatsFCSErrors\n",
7358 sblk->stat_Dot3StatsFCSErrors);
7361 if (sblk->stat_Dot3StatsAlignmentErrors) {
7362 if_printf(ifp, " 0x%08X : Dot3StatsAlignmentErrors\n",
7363 sblk->stat_Dot3StatsAlignmentErrors);
7366 if (sblk->stat_Dot3StatsSingleCollisionFrames) {
7367 if_printf(ifp, " 0x%08X : "
7368 "Dot3StatsSingleCollisionFrames\n",
7369 sblk->stat_Dot3StatsSingleCollisionFrames);
7372 if (sblk->stat_Dot3StatsMultipleCollisionFrames) {
7373 if_printf(ifp, " 0x%08X : "
7374 "Dot3StatsMultipleCollisionFrames\n",
7375 sblk->stat_Dot3StatsMultipleCollisionFrames);
7378 if (sblk->stat_Dot3StatsDeferredTransmissions) {
7379 if_printf(ifp, " 0x%08X : "
7380 "Dot3StatsDeferredTransmissions\n",
7381 sblk->stat_Dot3StatsDeferredTransmissions);
7384 if (sblk->stat_Dot3StatsExcessiveCollisions) {
7385 if_printf(ifp, " 0x%08X : "
7386 "Dot3StatsExcessiveCollisions\n",
7387 sblk->stat_Dot3StatsExcessiveCollisions);
7390 if (sblk->stat_Dot3StatsLateCollisions) {
7391 if_printf(ifp, " 0x%08X : Dot3StatsLateCollisions\n",
7392 sblk->stat_Dot3StatsLateCollisions);
7395 if (sblk->stat_EtherStatsCollisions) {
7396 if_printf(ifp, " 0x%08X : EtherStatsCollisions\n",
7397 sblk->stat_EtherStatsCollisions);
7400 if (sblk->stat_EtherStatsFragments) {
7401 if_printf(ifp, " 0x%08X : EtherStatsFragments\n",
7402 sblk->stat_EtherStatsFragments);
7405 if (sblk->stat_EtherStatsJabbers) {
7406 if_printf(ifp, " 0x%08X : EtherStatsJabbers\n",
7407 sblk->stat_EtherStatsJabbers);
7410 if (sblk->stat_EtherStatsUndersizePkts) {
7411 if_printf(ifp, " 0x%08X : EtherStatsUndersizePkts\n",
7412 sblk->stat_EtherStatsUndersizePkts);
7415 if (sblk->stat_EtherStatsOverrsizePkts) {
7416 if_printf(ifp, " 0x%08X : EtherStatsOverrsizePkts\n",
7417 sblk->stat_EtherStatsOverrsizePkts);
7420 if (sblk->stat_EtherStatsPktsRx64Octets) {
7421 if_printf(ifp, " 0x%08X : EtherStatsPktsRx64Octets\n",
7422 sblk->stat_EtherStatsPktsRx64Octets);
7425 if (sblk->stat_EtherStatsPktsRx65Octetsto127Octets) {
7426 if_printf(ifp, " 0x%08X : "
7427 "EtherStatsPktsRx65Octetsto127Octets\n",
7428 sblk->stat_EtherStatsPktsRx65Octetsto127Octets);
7431 if (sblk->stat_EtherStatsPktsRx128Octetsto255Octets) {
7432 if_printf(ifp, " 0x%08X : "
7433 "EtherStatsPktsRx128Octetsto255Octets\n",
7434 sblk->stat_EtherStatsPktsRx128Octetsto255Octets);
7437 if (sblk->stat_EtherStatsPktsRx256Octetsto511Octets) {
7438 if_printf(ifp, " 0x%08X : "
7439 "EtherStatsPktsRx256Octetsto511Octets\n",
7440 sblk->stat_EtherStatsPktsRx256Octetsto511Octets);
7443 if (sblk->stat_EtherStatsPktsRx512Octetsto1023Octets) {
7444 if_printf(ifp, " 0x%08X : "
7445 "EtherStatsPktsRx512Octetsto1023Octets\n",
7446 sblk->stat_EtherStatsPktsRx512Octetsto1023Octets);
7449 if (sblk->stat_EtherStatsPktsRx1024Octetsto1522Octets) {
7450 if_printf(ifp, " 0x%08X : "
7451 "EtherStatsPktsRx1024Octetsto1522Octets\n",
7452 sblk->stat_EtherStatsPktsRx1024Octetsto1522Octets);
7455 if (sblk->stat_EtherStatsPktsRx1523Octetsto9022Octets) {
7456 if_printf(ifp, " 0x%08X : "
7457 "EtherStatsPktsRx1523Octetsto9022Octets\n",
7458 sblk->stat_EtherStatsPktsRx1523Octetsto9022Octets);
7461 if (sblk->stat_EtherStatsPktsTx64Octets) {
7462 if_printf(ifp, " 0x%08X : EtherStatsPktsTx64Octets\n",
7463 sblk->stat_EtherStatsPktsTx64Octets);
7466 if (sblk->stat_EtherStatsPktsTx65Octetsto127Octets) {
7467 if_printf(ifp, " 0x%08X : "
7468 "EtherStatsPktsTx65Octetsto127Octets\n",
7469 sblk->stat_EtherStatsPktsTx65Octetsto127Octets);
7472 if (sblk->stat_EtherStatsPktsTx128Octetsto255Octets) {
7473 if_printf(ifp, " 0x%08X : "
7474 "EtherStatsPktsTx128Octetsto255Octets\n",
7475 sblk->stat_EtherStatsPktsTx128Octetsto255Octets);
7478 if (sblk->stat_EtherStatsPktsTx256Octetsto511Octets) {
7479 if_printf(ifp, " 0x%08X : "
7480 "EtherStatsPktsTx256Octetsto511Octets\n",
7481 sblk->stat_EtherStatsPktsTx256Octetsto511Octets);
7484 if (sblk->stat_EtherStatsPktsTx512Octetsto1023Octets) {
7485 if_printf(ifp, " 0x%08X : "
7486 "EtherStatsPktsTx512Octetsto1023Octets\n",
7487 sblk->stat_EtherStatsPktsTx512Octetsto1023Octets);
7490 if (sblk->stat_EtherStatsPktsTx1024Octetsto1522Octets) {
7491 if_printf(ifp, " 0x%08X : "
7492 "EtherStatsPktsTx1024Octetsto1522Octets\n",
7493 sblk->stat_EtherStatsPktsTx1024Octetsto1522Octets);
7496 if (sblk->stat_EtherStatsPktsTx1523Octetsto9022Octets) {
7497 if_printf(ifp, " 0x%08X : "
7498 "EtherStatsPktsTx1523Octetsto9022Octets\n",
7499 sblk->stat_EtherStatsPktsTx1523Octetsto9022Octets);
7502 if (sblk->stat_XonPauseFramesReceived) {
7503 if_printf(ifp, " 0x%08X : XonPauseFramesReceived\n",
7504 sblk->stat_XonPauseFramesReceived);
7507 if (sblk->stat_XoffPauseFramesReceived) {
7508 if_printf(ifp, " 0x%08X : XoffPauseFramesReceived\n",
7509 sblk->stat_XoffPauseFramesReceived);
7512 if (sblk->stat_OutXonSent) {
7513 if_printf(ifp, " 0x%08X : OutXoffSent\n",
7514 sblk->stat_OutXonSent);
7517 if (sblk->stat_OutXoffSent) {
7518 if_printf(ifp, " 0x%08X : OutXoffSent\n",
7519 sblk->stat_OutXoffSent);
7522 if (sblk->stat_FlowControlDone) {
7523 if_printf(ifp, " 0x%08X : FlowControlDone\n",
7524 sblk->stat_FlowControlDone);
7527 if (sblk->stat_MacControlFramesReceived) {
7528 if_printf(ifp, " 0x%08X : MacControlFramesReceived\n",
7529 sblk->stat_MacControlFramesReceived);
7532 if (sblk->stat_XoffStateEntered) {
7533 if_printf(ifp, " 0x%08X : XoffStateEntered\n",
7534 sblk->stat_XoffStateEntered);
7537 if (sblk->stat_IfInFramesL2FilterDiscards) {
7538 if_printf(ifp, " 0x%08X : IfInFramesL2FilterDiscards\n", sblk->stat_IfInFramesL2FilterDiscards);
7541 if (sblk->stat_IfInRuleCheckerDiscards) {
7542 if_printf(ifp, " 0x%08X : IfInRuleCheckerDiscards\n",
7543 sblk->stat_IfInRuleCheckerDiscards);
7546 if (sblk->stat_IfInFTQDiscards) {
7547 if_printf(ifp, " 0x%08X : IfInFTQDiscards\n",
7548 sblk->stat_IfInFTQDiscards);
7551 if (sblk->stat_IfInMBUFDiscards) {
7552 if_printf(ifp, " 0x%08X : IfInMBUFDiscards\n",
7553 sblk->stat_IfInMBUFDiscards);
7556 if (sblk->stat_IfInRuleCheckerP4Hit) {
7557 if_printf(ifp, " 0x%08X : IfInRuleCheckerP4Hit\n",
7558 sblk->stat_IfInRuleCheckerP4Hit);
7561 if (sblk->stat_CatchupInRuleCheckerDiscards) {
7562 if_printf(ifp, " 0x%08X : "
7563 "CatchupInRuleCheckerDiscards\n",
7564 sblk->stat_CatchupInRuleCheckerDiscards);
7567 if (sblk->stat_CatchupInFTQDiscards) {
7568 if_printf(ifp, " 0x%08X : CatchupInFTQDiscards\n",
7569 sblk->stat_CatchupInFTQDiscards);
7572 if (sblk->stat_CatchupInMBUFDiscards) {
7573 if_printf(ifp, " 0x%08X : CatchupInMBUFDiscards\n",
7574 sblk->stat_CatchupInMBUFDiscards);
7577 if (sblk->stat_CatchupInRuleCheckerP4Hit) {
7578 if_printf(ifp, " 0x%08X : CatchupInRuleCheckerP4Hit\n",
7579 sblk->stat_CatchupInRuleCheckerP4Hit);
7583 "----------------------------"
7585 "----------------------------\n");
7589 /****************************************************************************/
7590 /* Prints out a summary of the driver state. */
7594 /****************************************************************************/
7596 bce_dump_driver_state(struct bce_softc *sc)
7598 struct ifnet *ifp = &sc->arpcom.ac_if;
7599 uint32_t val_hi, val_lo;
7602 "-----------------------------"
7604 "-----------------------------\n");
7606 val_hi = BCE_ADDR_HI(sc);
7607 val_lo = BCE_ADDR_LO(sc);
7608 if_printf(ifp, "0x%08X:%08X - (sc) driver softc structure "
7609 "virtual address\n", val_hi, val_lo);
7611 val_hi = BCE_ADDR_HI(sc->status_block);
7612 val_lo = BCE_ADDR_LO(sc->status_block);
7613 if_printf(ifp, "0x%08X:%08X - (sc->status_block) status block "
7614 "virtual address\n", val_hi, val_lo);
7616 val_hi = BCE_ADDR_HI(sc->stats_block);
7617 val_lo = BCE_ADDR_LO(sc->stats_block);
7618 if_printf(ifp, "0x%08X:%08X - (sc->stats_block) statistics block "
7619 "virtual address\n", val_hi, val_lo);
7621 val_hi = BCE_ADDR_HI(sc->tx_bd_chain);
7622 val_lo = BCE_ADDR_LO(sc->tx_bd_chain);
7623 if_printf(ifp, "0x%08X:%08X - (sc->tx_bd_chain) tx_bd chain "
7624 "virtual adddress\n", val_hi, val_lo);
7626 val_hi = BCE_ADDR_HI(sc->rx_bd_chain);
7627 val_lo = BCE_ADDR_LO(sc->rx_bd_chain);
7628 if_printf(ifp, "0x%08X:%08X - (sc->rx_bd_chain) rx_bd chain "
7629 "virtual address\n", val_hi, val_lo);
7631 val_hi = BCE_ADDR_HI(sc->tx_mbuf_ptr);
7632 val_lo = BCE_ADDR_LO(sc->tx_mbuf_ptr);
7633 if_printf(ifp, "0x%08X:%08X - (sc->tx_mbuf_ptr) tx mbuf chain "
7634 "virtual address\n", val_hi, val_lo);
7636 val_hi = BCE_ADDR_HI(sc->rx_mbuf_ptr);
7637 val_lo = BCE_ADDR_LO(sc->rx_mbuf_ptr);
7638 if_printf(ifp, "0x%08X:%08X - (sc->rx_mbuf_ptr) rx mbuf chain "
7639 "virtual address\n", val_hi, val_lo);
7641 if_printf(ifp, " 0x%08X - (sc->interrupts_generated) "
7642 "h/w intrs\n", sc->interrupts_generated);
7644 if_printf(ifp, " 0x%08X - (sc->rx_interrupts) "
7645 "rx interrupts handled\n", sc->rx_interrupts);
7647 if_printf(ifp, " 0x%08X - (sc->tx_interrupts) "
7648 "tx interrupts handled\n", sc->tx_interrupts);
7650 if_printf(ifp, " 0x%08X - (sc->last_status_idx) "
7651 "status block index\n", sc->last_status_idx);
7653 if_printf(ifp, " 0x%04X(0x%04X) - (sc->tx_prod) "
7654 "tx producer index\n",
7655 sc->tx_prod, (uint16_t)TX_CHAIN_IDX(sc, sc->tx_prod));
7657 if_printf(ifp, " 0x%04X(0x%04X) - (sc->tx_cons) "
7658 "tx consumer index\n",
7659 sc->tx_cons, (uint16_t)TX_CHAIN_IDX(sc, sc->tx_cons));
7661 if_printf(ifp, " 0x%08X - (sc->tx_prod_bseq) "
7662 "tx producer bseq index\n", sc->tx_prod_bseq);
7664 if_printf(ifp, " 0x%04X(0x%04X) - (sc->rx_prod) "
7665 "rx producer index\n",
7666 sc->rx_prod, (uint16_t)RX_CHAIN_IDX(sc, sc->rx_prod));
7668 if_printf(ifp, " 0x%04X(0x%04X) - (sc->rx_cons) "
7669 "rx consumer index\n",
7670 sc->rx_cons, (uint16_t)RX_CHAIN_IDX(sc, sc->rx_cons));
7672 if_printf(ifp, " 0x%08X - (sc->rx_prod_bseq) "
7673 "rx producer bseq index\n", sc->rx_prod_bseq);
7675 if_printf(ifp, " 0x%08X - (sc->rx_mbuf_alloc) "
7676 "rx mbufs allocated\n", sc->rx_mbuf_alloc);
7678 if_printf(ifp, " 0x%08X - (sc->free_rx_bd) "
7679 "free rx_bd's\n", sc->free_rx_bd);
7681 if_printf(ifp, "0x%08X/%08X - (sc->rx_low_watermark) rx "
7682 "low watermark\n", sc->rx_low_watermark, sc->max_rx_bd);
7684 if_printf(ifp, " 0x%08X - (sc->txmbuf_alloc) "
7685 "tx mbufs allocated\n", sc->tx_mbuf_alloc);
7687 if_printf(ifp, " 0x%08X - (sc->rx_mbuf_alloc) "
7688 "rx mbufs allocated\n", sc->rx_mbuf_alloc);
7690 if_printf(ifp, " 0x%08X - (sc->used_tx_bd) used tx_bd's\n",
7693 if_printf(ifp, "0x%08X/%08X - (sc->tx_hi_watermark) tx hi watermark\n",
7694 sc->tx_hi_watermark, sc->max_tx_bd);
7696 if_printf(ifp, " 0x%08X - (sc->mbuf_alloc_failed) "
7697 "failed mbuf alloc\n", sc->mbuf_alloc_failed);
7700 "----------------------------"
7702 "----------------------------\n");
7706 /****************************************************************************/
7707 /* Prints out the hardware state through a summary of important registers, */
7708 /* followed by a complete register dump. */
7712 /****************************************************************************/
7714 bce_dump_hw_state(struct bce_softc *sc)
7716 struct ifnet *ifp = &sc->arpcom.ac_if;
7721 "----------------------------"
7723 "----------------------------\n");
7725 if_printf(ifp, "%s - bootcode version\n", sc->bce_bc_ver);
7727 val1 = REG_RD(sc, BCE_MISC_ENABLE_STATUS_BITS);
7728 if_printf(ifp, "0x%08X - (0x%06X) misc_enable_status_bits\n",
7729 val1, BCE_MISC_ENABLE_STATUS_BITS);
7731 val1 = REG_RD(sc, BCE_DMA_STATUS);
7732 if_printf(ifp, "0x%08X - (0x%04X) dma_status\n", val1, BCE_DMA_STATUS);
7734 val1 = REG_RD(sc, BCE_CTX_STATUS);
7735 if_printf(ifp, "0x%08X - (0x%04X) ctx_status\n", val1, BCE_CTX_STATUS);
7737 val1 = REG_RD(sc, BCE_EMAC_STATUS);
7738 if_printf(ifp, "0x%08X - (0x%04X) emac_status\n",
7739 val1, BCE_EMAC_STATUS);
7741 val1 = REG_RD(sc, BCE_RPM_STATUS);
7742 if_printf(ifp, "0x%08X - (0x%04X) rpm_status\n", val1, BCE_RPM_STATUS);
7744 val1 = REG_RD(sc, BCE_TBDR_STATUS);
7745 if_printf(ifp, "0x%08X - (0x%04X) tbdr_status\n",
7746 val1, BCE_TBDR_STATUS);
7748 val1 = REG_RD(sc, BCE_TDMA_STATUS);
7749 if_printf(ifp, "0x%08X - (0x%04X) tdma_status\n",
7750 val1, BCE_TDMA_STATUS);
7752 val1 = REG_RD(sc, BCE_HC_STATUS);
7753 if_printf(ifp, "0x%08X - (0x%06X) hc_status\n", val1, BCE_HC_STATUS);
7755 val1 = REG_RD_IND(sc, BCE_TXP_CPU_STATE);
7756 if_printf(ifp, "0x%08X - (0x%06X) txp_cpu_state\n",
7757 val1, BCE_TXP_CPU_STATE);
7759 val1 = REG_RD_IND(sc, BCE_TPAT_CPU_STATE);
7760 if_printf(ifp, "0x%08X - (0x%06X) tpat_cpu_state\n",
7761 val1, BCE_TPAT_CPU_STATE);
7763 val1 = REG_RD_IND(sc, BCE_RXP_CPU_STATE);
7764 if_printf(ifp, "0x%08X - (0x%06X) rxp_cpu_state\n",
7765 val1, BCE_RXP_CPU_STATE);
7767 val1 = REG_RD_IND(sc, BCE_COM_CPU_STATE);
7768 if_printf(ifp, "0x%08X - (0x%06X) com_cpu_state\n",
7769 val1, BCE_COM_CPU_STATE);
7771 val1 = REG_RD_IND(sc, BCE_MCP_CPU_STATE);
7772 if_printf(ifp, "0x%08X - (0x%06X) mcp_cpu_state\n",
7773 val1, BCE_MCP_CPU_STATE);
7775 val1 = REG_RD_IND(sc, BCE_CP_CPU_STATE);
7776 if_printf(ifp, "0x%08X - (0x%06X) cp_cpu_state\n",
7777 val1, BCE_CP_CPU_STATE);
7780 "----------------------------"
7782 "----------------------------\n");
7785 "----------------------------"
7787 "----------------------------\n");
7789 for (i = 0x400; i < 0x8000; i += 0x10) {
7790 if_printf(ifp, "0x%04X: 0x%08X 0x%08X 0x%08X 0x%08X\n", i,
7792 REG_RD(sc, i + 0x4),
7793 REG_RD(sc, i + 0x8),
7794 REG_RD(sc, i + 0xc));
7798 "----------------------------"
7800 "----------------------------\n");
7804 /****************************************************************************/
7805 /* Prints out the TXP state. */
7809 /****************************************************************************/
7811 bce_dump_txp_state(struct bce_softc *sc)
7813 struct ifnet *ifp = &sc->arpcom.ac_if;
7818 "----------------------------"
7820 "----------------------------\n");
7822 val1 = REG_RD_IND(sc, BCE_TXP_CPU_MODE);
7823 if_printf(ifp, "0x%08X - (0x%06X) txp_cpu_mode\n",
7824 val1, BCE_TXP_CPU_MODE);
7826 val1 = REG_RD_IND(sc, BCE_TXP_CPU_STATE);
7827 if_printf(ifp, "0x%08X - (0x%06X) txp_cpu_state\n",
7828 val1, BCE_TXP_CPU_STATE);
7830 val1 = REG_RD_IND(sc, BCE_TXP_CPU_EVENT_MASK);
7831 if_printf(ifp, "0x%08X - (0x%06X) txp_cpu_event_mask\n",
7832 val1, BCE_TXP_CPU_EVENT_MASK);
7835 "----------------------------"
7837 "----------------------------\n");
7839 for (i = BCE_TXP_CPU_MODE; i < 0x68000; i += 0x10) {
7840 /* Skip the big blank spaces */
7841 if (i < 0x454000 && i > 0x5ffff) {
7842 if_printf(ifp, "0x%04X: "
7843 "0x%08X 0x%08X 0x%08X 0x%08X\n", i,
7845 REG_RD_IND(sc, i + 0x4),
7846 REG_RD_IND(sc, i + 0x8),
7847 REG_RD_IND(sc, i + 0xc));
7852 "----------------------------"
7854 "----------------------------\n");
7858 /****************************************************************************/
7859 /* Prints out the RXP state. */
7863 /****************************************************************************/
7865 bce_dump_rxp_state(struct bce_softc *sc)
7867 struct ifnet *ifp = &sc->arpcom.ac_if;
7872 "----------------------------"
7874 "----------------------------\n");
7876 val1 = REG_RD_IND(sc, BCE_RXP_CPU_MODE);
7877 if_printf(ifp, "0x%08X - (0x%06X) rxp_cpu_mode\n",
7878 val1, BCE_RXP_CPU_MODE);
7880 val1 = REG_RD_IND(sc, BCE_RXP_CPU_STATE);
7881 if_printf(ifp, "0x%08X - (0x%06X) rxp_cpu_state\n",
7882 val1, BCE_RXP_CPU_STATE);
7884 val1 = REG_RD_IND(sc, BCE_RXP_CPU_EVENT_MASK);
7885 if_printf(ifp, "0x%08X - (0x%06X) rxp_cpu_event_mask\n",
7886 val1, BCE_RXP_CPU_EVENT_MASK);
7889 "----------------------------"
7891 "----------------------------\n");
7893 for (i = BCE_RXP_CPU_MODE; i < 0xe8fff; i += 0x10) {
7894 /* Skip the big blank sapces */
7895 if (i < 0xc5400 && i > 0xdffff) {
7896 if_printf(ifp, "0x%04X: "
7897 "0x%08X 0x%08X 0x%08X 0x%08X\n", i,
7899 REG_RD_IND(sc, i + 0x4),
7900 REG_RD_IND(sc, i + 0x8),
7901 REG_RD_IND(sc, i + 0xc));
7906 "----------------------------"
7908 "----------------------------\n");
7912 /****************************************************************************/
7913 /* Prints out the TPAT state. */
7917 /****************************************************************************/
7919 bce_dump_tpat_state(struct bce_softc *sc)
7921 struct ifnet *ifp = &sc->arpcom.ac_if;
7926 "----------------------------"
7928 "----------------------------\n");
7930 val1 = REG_RD_IND(sc, BCE_TPAT_CPU_MODE);
7931 if_printf(ifp, "0x%08X - (0x%06X) tpat_cpu_mode\n",
7932 val1, BCE_TPAT_CPU_MODE);
7934 val1 = REG_RD_IND(sc, BCE_TPAT_CPU_STATE);
7935 if_printf(ifp, "0x%08X - (0x%06X) tpat_cpu_state\n",
7936 val1, BCE_TPAT_CPU_STATE);
7938 val1 = REG_RD_IND(sc, BCE_TPAT_CPU_EVENT_MASK);
7939 if_printf(ifp, "0x%08X - (0x%06X) tpat_cpu_event_mask\n",
7940 val1, BCE_TPAT_CPU_EVENT_MASK);
7943 "----------------------------"
7945 "----------------------------\n");
7947 for (i = BCE_TPAT_CPU_MODE; i < 0xa3fff; i += 0x10) {
7948 /* Skip the big blank spaces */
7949 if (i < 0x854000 && i > 0x9ffff) {
7950 if_printf(ifp, "0x%04X: "
7951 "0x%08X 0x%08X 0x%08X 0x%08X\n", i,
7953 REG_RD_IND(sc, i + 0x4),
7954 REG_RD_IND(sc, i + 0x8),
7955 REG_RD_IND(sc, i + 0xc));
7960 "----------------------------"
7962 "----------------------------\n");
7966 /****************************************************************************/
7967 /* Prints out the driver state and then enters the debugger. */
7971 /****************************************************************************/
7973 bce_breakpoint(struct bce_softc *sc)
7976 bce_freeze_controller(sc);
7979 bce_dump_driver_state(sc);
7980 bce_dump_status_block(sc);
7981 bce_dump_tx_chain(sc, 0, TOTAL_TX_BD(sc));
7982 bce_dump_hw_state(sc);
7983 bce_dump_txp_state(sc);
7986 bce_unfreeze_controller(sc);
7989 /* Call the debugger. */
7993 #endif /* BCE_DEBUG */
7996 bce_sysctl_tx_bds_int(SYSCTL_HANDLER_ARGS)
7998 struct bce_softc *sc = arg1;
8000 return bce_sysctl_coal_change(oidp, arg1, arg2, req,
8001 &sc->bce_tx_quick_cons_trip_int,
8002 BCE_COALMASK_TX_BDS_INT);
8006 bce_sysctl_tx_bds(SYSCTL_HANDLER_ARGS)
8008 struct bce_softc *sc = arg1;
8010 return bce_sysctl_coal_change(oidp, arg1, arg2, req,
8011 &sc->bce_tx_quick_cons_trip,
8012 BCE_COALMASK_TX_BDS);
8016 bce_sysctl_tx_ticks_int(SYSCTL_HANDLER_ARGS)
8018 struct bce_softc *sc = arg1;
8020 return bce_sysctl_coal_change(oidp, arg1, arg2, req,
8021 &sc->bce_tx_ticks_int,
8022 BCE_COALMASK_TX_TICKS_INT);
8026 bce_sysctl_tx_ticks(SYSCTL_HANDLER_ARGS)
8028 struct bce_softc *sc = arg1;
8030 return bce_sysctl_coal_change(oidp, arg1, arg2, req,
8032 BCE_COALMASK_TX_TICKS);
8036 bce_sysctl_rx_bds_int(SYSCTL_HANDLER_ARGS)
8038 struct bce_softc *sc = arg1;
8040 return bce_sysctl_coal_change(oidp, arg1, arg2, req,
8041 &sc->bce_rx_quick_cons_trip_int,
8042 BCE_COALMASK_RX_BDS_INT);
8046 bce_sysctl_rx_bds(SYSCTL_HANDLER_ARGS)
8048 struct bce_softc *sc = arg1;
8050 return bce_sysctl_coal_change(oidp, arg1, arg2, req,
8051 &sc->bce_rx_quick_cons_trip,
8052 BCE_COALMASK_RX_BDS);
8056 bce_sysctl_rx_ticks_int(SYSCTL_HANDLER_ARGS)
8058 struct bce_softc *sc = arg1;
8060 return bce_sysctl_coal_change(oidp, arg1, arg2, req,
8061 &sc->bce_rx_ticks_int,
8062 BCE_COALMASK_RX_TICKS_INT);
8066 bce_sysctl_rx_ticks(SYSCTL_HANDLER_ARGS)
8068 struct bce_softc *sc = arg1;
8070 return bce_sysctl_coal_change(oidp, arg1, arg2, req,
8072 BCE_COALMASK_RX_TICKS);
8076 bce_sysctl_coal_change(SYSCTL_HANDLER_ARGS, uint32_t *coal,
8077 uint32_t coalchg_mask)
8079 struct bce_softc *sc = arg1;
8080 struct ifnet *ifp = &sc->arpcom.ac_if;
8083 lwkt_serialize_enter(ifp->if_serializer);
8086 error = sysctl_handle_int(oidp, &v, 0, req);
8087 if (!error && req->newptr != NULL) {
8092 sc->bce_coalchg_mask |= coalchg_mask;
8096 lwkt_serialize_exit(ifp->if_serializer);
8101 bce_coal_change(struct bce_softc *sc)
8103 struct ifnet *ifp = &sc->arpcom.ac_if;
8105 ASSERT_SERIALIZED(ifp->if_serializer);
8107 if ((ifp->if_flags & IFF_RUNNING) == 0) {
8108 sc->bce_coalchg_mask = 0;
8112 if (sc->bce_coalchg_mask &
8113 (BCE_COALMASK_TX_BDS | BCE_COALMASK_TX_BDS_INT)) {
8114 REG_WR(sc, BCE_HC_TX_QUICK_CONS_TRIP,
8115 (sc->bce_tx_quick_cons_trip_int << 16) |
8116 sc->bce_tx_quick_cons_trip);
8118 if_printf(ifp, "tx_bds %u, tx_bds_int %u\n",
8119 sc->bce_tx_quick_cons_trip,
8120 sc->bce_tx_quick_cons_trip_int);
8124 if (sc->bce_coalchg_mask &
8125 (BCE_COALMASK_TX_TICKS | BCE_COALMASK_TX_TICKS_INT)) {
8126 REG_WR(sc, BCE_HC_TX_TICKS,
8127 (sc->bce_tx_ticks_int << 16) | sc->bce_tx_ticks);
8129 if_printf(ifp, "tx_ticks %u, tx_ticks_int %u\n",
8130 sc->bce_tx_ticks, sc->bce_tx_ticks_int);
8134 if (sc->bce_coalchg_mask &
8135 (BCE_COALMASK_RX_BDS | BCE_COALMASK_RX_BDS_INT)) {
8136 REG_WR(sc, BCE_HC_RX_QUICK_CONS_TRIP,
8137 (sc->bce_rx_quick_cons_trip_int << 16) |
8138 sc->bce_rx_quick_cons_trip);
8140 if_printf(ifp, "rx_bds %u, rx_bds_int %u\n",
8141 sc->bce_rx_quick_cons_trip,
8142 sc->bce_rx_quick_cons_trip_int);
8146 if (sc->bce_coalchg_mask &
8147 (BCE_COALMASK_RX_TICKS | BCE_COALMASK_RX_TICKS_INT)) {
8148 REG_WR(sc, BCE_HC_RX_TICKS,
8149 (sc->bce_rx_ticks_int << 16) | sc->bce_rx_ticks);
8151 if_printf(ifp, "rx_ticks %u, rx_ticks_int %u\n",
8152 sc->bce_rx_ticks, sc->bce_rx_ticks_int);
8156 sc->bce_coalchg_mask = 0;