2 * Device probe and attach routines for the following
3 * Advanced Systems Inc. SCSI controllers:
5 * Connectivity Products:
6 * ABP902/3902 - Bus-Master PCI (16 CDB)
7 * ABP3905 - Bus-Master PCI (16 CDB)
8 * ABP915 - Bus-Master PCI (16 CDB)
9 * ABP920 - Bus-Master PCI (16 CDB)
10 * ABP3922 - Bus-Master PCI (16 CDB)
11 * ABP3925 - Bus-Master PCI (16 CDB)
12 * ABP930 - Bus-Master PCI (16 CDB) *
13 * ABP930U - Bus-Master PCI Ultra (16 CDB)
14 * ABP930UA - Bus-Master PCI Ultra (16 CDB)
15 * ABP960 - Bus-Master PCI MAC/PC (16 CDB) **
16 * ABP960U - Bus-Master PCI MAC/PC (16 CDB) **
18 * Single Channel Products:
19 * ABP940 - Bus-Master PCI (240 CDB)
20 * ABP940U - Bus-Master PCI Ultra (240 CDB)
21 * ABP940UA/3940UA - Bus-Master PCI Ultra (240 CDB)
22 * ABP3960UA - Bus-Master PCI MAC/PC (240 CDB)
23 * ABP970 - Bus-Master PCI MAC/PC (240 CDB)
24 * ABP970U - Bus-Master PCI MAC/PC Ultra (240 CDB)
26 * Dual Channel Products:
27 * ABP950 - Dual Channel Bus-Master PCI (240 CDB Per Channel)
28 * ABP980 - Four Channel Bus-Master PCI (240 CDB Per Channel)
29 * ABP980U - Four Channel Bus-Master PCI Ultra (240 CDB Per Channel)
30 * ABP980UA/3980UA - Four Channel Bus-Master PCI Ultra (16 CDB Per Chan.)
33 * * This board has been sold by SIIG as the Fast SCSI Pro PCI.
34 * ** This board has been sold by Iomega as a Jaz Jet PCI adapter.
36 * Copyright (c) 1997 Justin Gibbs.
37 * All rights reserved.
39 * Redistribution and use in source and binary forms, with or without
40 * modification, are permitted provided that the following conditions
42 * 1. Redistributions of source code must retain the above copyright
43 * notice, this list of conditions, and the following disclaimer,
44 * without modification.
45 * 2. The name of the author may not be used to endorse or promote products
46 * derived from this software without specific prior written permission.
48 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
49 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
50 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
51 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
52 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
53 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
54 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
55 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
56 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
57 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
60 * $FreeBSD: src/sys/dev/advansys/adv_pci.c,v 1.11.2.3 2001/06/02 04:38:10 nyan Exp $
61 * $DragonFly: src/sys/dev/disk/advansys/adv_pci.c,v 1.3 2003/08/07 21:16:50 dillon Exp $
64 #include <sys/param.h>
65 #include <sys/systm.h>
66 #include <sys/kernel.h>
68 #include <machine/bus_pio.h>
69 #include <machine/bus.h>
70 #include <machine/resource.h>
74 #include <bus/pci/pcireg.h>
75 #include <bus/pci/pcivar.h>
79 #define PCI_BASEADR0 PCIR_MAPS /* I/O Address */
80 #define PCI_BASEADR1 PCIR_MAPS + 4 /* Mem I/O Address */
82 #define PCI_DEVICE_ID_ADVANSYS_1200A 0x110010CD
83 #define PCI_DEVICE_ID_ADVANSYS_1200B 0x120010CD
84 #define PCI_DEVICE_ID_ADVANSYS_3000 0x130010CD
85 #define PCI_DEVICE_REV_ADVANSYS_3150 0x02
86 #define PCI_DEVICE_REV_ADVANSYS_3050 0x03
88 #define ADV_PCI_MAX_DMA_ADDR (0xFFFFFFFFL)
89 #define ADV_PCI_MAX_DMA_COUNT (0xFFFFFFFFL)
91 static int adv_pci_probe(device_t);
92 static int adv_pci_attach(device_t);
95 * The overrun buffer shared amongst all PCI adapters.
97 static u_int8_t* overrun_buf;
98 static bus_dma_tag_t overrun_dmat;
99 static bus_dmamap_t overrun_dmamap;
100 static bus_addr_t overrun_physbase;
103 adv_pci_probe(device_t dev)
105 int rev = pci_get_revid(dev);
107 switch (pci_get_devid(dev)) {
108 case PCI_DEVICE_ID_ADVANSYS_1200A:
109 device_set_desc(dev, "AdvanSys ASC1200A SCSI controller");
111 case PCI_DEVICE_ID_ADVANSYS_1200B:
112 device_set_desc(dev, "AdvanSys ASC1200B SCSI controller");
114 case PCI_DEVICE_ID_ADVANSYS_3000:
115 if (rev == PCI_DEVICE_REV_ADVANSYS_3150) {
117 "AdvanSys ASC3150 SCSI controller");
119 } else if (rev == PCI_DEVICE_REV_ADVANSYS_3050) {
121 "AdvanSys ASC3030/50 SCSI controller");
123 } else if (rev >= PCI_DEVICE_REV_ADVANSYS_3150) {
124 device_set_desc(dev, "Unknown AdvanSys controller");
135 adv_pci_attach(device_t dev)
137 struct adv_softc *adv;
140 int error, rid, irqrid;
142 struct resource *iores, *irqres;
145 * Determine the chip version.
147 id = pci_read_config(dev, PCIR_DEVVENDOR, /*bytes*/4);
148 command = pci_read_config(dev, PCIR_COMMAND, /*bytes*/1);
151 * These cards do not allow memory mapped accesses, so we must
152 * ensure that I/O accesses are available or we won't be able
155 if ((command & (PCIM_CMD_PORTEN|PCIM_CMD_BUSMASTEREN))
156 != (PCIM_CMD_PORTEN|PCIM_CMD_BUSMASTEREN)) {
157 command |= PCIM_CMD_PORTEN|PCIM_CMD_BUSMASTEREN;
158 pci_write_config(dev, PCIR_COMMAND, command, /*bytes*/1);
162 * Early chips can't handle non-zero latency timer settings.
164 if (id == PCI_DEVICE_ID_ADVANSYS_1200A
165 || id == PCI_DEVICE_ID_ADVANSYS_1200B) {
166 pci_write_config(dev, PCIR_LATTIMER, /*value*/0, /*bytes*/1);
170 iores = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid, 0, ~0, 1,
175 if (adv_find_signature(rman_get_bustag(iores),
176 rman_get_bushandle(iores)) == 0) {
177 bus_release_resource(dev, SYS_RES_IOPORT, rid, iores);
181 adv = adv_alloc(dev, rman_get_bustag(iores), rman_get_bushandle(iores));
183 bus_release_resource(dev, SYS_RES_IOPORT, rid, iores);
187 /* Allocate a dmatag for our transfer DMA maps */
188 /* XXX Should be a child of the PCI bus dma tag */
189 error = bus_dma_tag_create(/*parent*/NULL, /*alignment*/1,
191 /*lowaddr*/ADV_PCI_MAX_DMA_ADDR,
192 /*highaddr*/BUS_SPACE_MAXADDR,
193 /*filter*/NULL, /*filterarg*/NULL,
194 /*maxsize*/BUS_SPACE_MAXSIZE_32BIT,
195 /*nsegments*/BUS_SPACE_UNRESTRICTED,
196 /*maxsegsz*/ADV_PCI_MAX_DMA_COUNT,
201 printf("%s: Could not allocate DMA tag - error %d\n",
202 adv_name(adv), error);
204 bus_release_resource(dev, SYS_RES_IOPORT, rid, iores);
210 if (overrun_buf == NULL) {
211 /* Need to allocate our overrun buffer */
212 if (bus_dma_tag_create(adv->parent_dmat,
213 /*alignment*/8, /*boundary*/0,
214 ADV_PCI_MAX_DMA_ADDR, BUS_SPACE_MAXADDR,
215 /*filter*/NULL, /*filterarg*/NULL,
216 ADV_OVERRUN_BSIZE, /*nsegments*/1,
217 BUS_SPACE_MAXSIZE_32BIT, /*flags*/0,
218 &overrun_dmat) != 0) {
219 bus_dma_tag_destroy(adv->parent_dmat);
221 bus_release_resource(dev, SYS_RES_IOPORT, rid, iores);
224 if (bus_dmamem_alloc(overrun_dmat,
225 (void **)&overrun_buf,
227 &overrun_dmamap) != 0) {
228 bus_dma_tag_destroy(overrun_dmat);
229 bus_dma_tag_destroy(adv->parent_dmat);
231 bus_release_resource(dev, SYS_RES_IOPORT, rid, iores);
234 /* And permanently map it in */
235 bus_dmamap_load(overrun_dmat, overrun_dmamap,
236 overrun_buf, ADV_OVERRUN_BSIZE,
237 adv_map, &overrun_physbase,
241 adv->overrun_physbase = overrun_physbase;
246 ADV_OUTB(adv, ADV_CHIP_CTRL, ADV_CC_HALT);
247 ADV_OUTW(adv, ADV_CHIP_STATUS, 0);
249 adv->chip_version = ADV_INB(adv, ADV_NONEISA_CHIP_REVISION);
253 * Setup active negation and signal filtering.
258 if (adv->chip_version >= ADV_CHIP_VER_PCI_ULTRA_3150)
259 adv->type |= ADV_ULTRA;
260 if (adv->chip_version == ADV_CHIP_VER_PCI_ULTRA_3050)
261 extra_cfg = ADV_IFC_ACT_NEG | ADV_IFC_WR_EN_FILTER;
263 extra_cfg = ADV_IFC_ACT_NEG | ADV_IFC_SLEW_RATE;
264 ADV_OUTB(adv, ADV_REG_IFC, extra_cfg);
267 if (adv_init(adv) != 0) {
269 bus_release_resource(dev, SYS_RES_IOPORT, rid, iores);
273 adv->max_dma_count = ADV_PCI_MAX_DMA_COUNT;
274 adv->max_dma_addr = ADV_PCI_MAX_DMA_ADDR;
276 #if CC_DISABLE_PCI_PARITY_INT
278 u_int16_t config_msw;
280 config_msw = ADV_INW(adv, ADV_CONFIG_MSW);
281 config_msw &= 0xFFC0;
282 ADV_OUTW(adv, ADV_CONFIG_MSW, config_msw);
286 if (id == PCI_DEVICE_ID_ADVANSYS_1200A
287 || id == PCI_DEVICE_ID_ADVANSYS_1200B) {
288 adv->bug_fix_control |= ADV_BUG_FIX_IF_NOT_DWB;
289 adv->bug_fix_control |= ADV_BUG_FIX_ASYN_USE_SYN;
290 adv->fix_asyn_xfer = ~0;
294 irqres = bus_alloc_resource(dev, SYS_RES_IRQ, &irqrid, 0, ~0, 1,
295 RF_SHAREABLE | RF_ACTIVE);
296 if (irqres == NULL ||
297 bus_setup_intr(dev, irqres, INTR_TYPE_CAM, adv_intr, adv, &ih)) {
299 bus_release_resource(dev, SYS_RES_IOPORT, rid, iores);
307 static device_method_t adv_pci_methods[] = {
308 /* Device interface */
309 DEVMETHOD(device_probe, adv_pci_probe),
310 DEVMETHOD(device_attach, adv_pci_attach),
314 static driver_t adv_pci_driver = {
315 "adv", adv_pci_methods, sizeof(struct adv_softc)
318 static devclass_t adv_pci_devclass;
319 DRIVER_MODULE(adv, pci, adv_pci_driver, adv_pci_devclass, 0, 0);