2 * Copyright (c) 2001 Cubical Solutions Ltd. All rights reserved.
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
13 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
14 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
16 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
17 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
18 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
19 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
20 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
21 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
22 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25 * capi/iavc/iavc_pci.c
26 * The AVM ISDN controllers' PCI bus attachment handling.
28 * $FreeBSD: src/sys/i4b/capi/iavc/iavc_pci.c,v 1.1.2.1 2001/08/10 14:08:34 obrien Exp $
31 #include <sys/param.h>
32 #include <sys/kernel.h>
33 #include <sys/systm.h>
35 #include <sys/socket.h>
39 #include <machine/clock.h>
44 #include <bus/pci/pcireg.h>
45 #include <bus/pci/pcivar.h>
48 #include <net/i4b/include/machine/i4b_debug.h>
49 #include <net/i4b/include/machine/i4b_ioctl.h>
50 #include <net/i4b/include/machine/i4b_trace.h>
52 #include "../../include/i4b_global.h"
53 #include "../../include/i4b_l3l4.h"
54 #include "../../include/i4b_mbuf.h"
61 #define PCI_AVM_VID 0x1244
62 #define PCI_AVMT1_DID 0x1200
63 #define PCI_AVMB1_DID 0x0700
65 /* PCI driver linkage */
67 static void iavc_pci_intr(iavc_softc_t *sc);
68 static int iavc_pci_probe(device_t dev);
69 static int iavc_pci_attach(device_t dev);
71 static device_method_t iavc_pci_methods[] =
73 DEVMETHOD(device_probe, iavc_pci_probe),
74 DEVMETHOD(device_attach, iavc_pci_attach),
78 static driver_t iavc_pci_driver =
85 static devclass_t iavc_pci_devclass;
87 DRIVER_MODULE(iavc, pci, iavc_pci_driver, iavc_pci_devclass, NULL, NULL);
89 /* Driver soft contexts */
91 iavc_softc_t iavc_sc[IAVC_MAXUNIT];
93 /*---------------------------------------------------------------------------*
95 *---------------------------------------------------------------------------*/
98 iavc_pci_probe(device_t dev)
100 u_int16_t did = pci_get_device(dev);
101 u_int16_t vid = pci_get_vendor(dev);
103 if ((vid == PCI_AVM_VID) && (did == PCI_AVMT1_DID)) {
104 device_set_desc(dev, "AVM T1 PCI");
105 } else if ((vid == PCI_AVM_VID) && (did == PCI_AVMB1_DID)) {
106 device_set_desc(dev, "AVM B1 PCI");
114 /*---------------------------------------------------------------------------*
116 *---------------------------------------------------------------------------*/
119 iavc_pci_attach(device_t dev)
121 struct iavc_softc *sc;
123 u_int16_t did = pci_get_device(dev);
124 int unit = device_get_unit(dev), ret;
127 /* check max unit range */
129 if (unit >= IAVC_MAXUNIT) {
130 kprintf("iavc%d: too many units\n", unit);
134 sc = iavc_find_sc(unit); /* get softc */
138 /* use the i/o mapped base address */
140 sc->sc_resources.io_rid[0] = 0x14;
142 if (!(sc->sc_resources.io_base[0] =
143 bus_alloc_resource(dev, SYS_RES_IOPORT,
144 &sc->sc_resources.io_rid[0],
145 0UL, ~0UL, 1, RF_ACTIVE))) {
146 kprintf("iavc%d: can't allocate io region\n", unit);
150 sc->sc_iobase = rman_get_start(sc->sc_resources.io_base[0]);
151 sc->sc_io_bt = rman_get_bustag(sc->sc_resources.io_base[0]);
152 sc->sc_io_bh = rman_get_bushandle(sc->sc_resources.io_base[0]);
154 /* use the memory mapped DMA controller */
156 sc->sc_resources.mem_rid = 0x10;
158 if (!(sc->sc_resources.mem =
159 bus_alloc_resource(dev, SYS_RES_MEMORY,
160 &sc->sc_resources.mem_rid,
161 0UL, ~0UL, 1, RF_ACTIVE))) {
162 kprintf("iavc%d: can't allocate memory region\n", unit);
166 sc->sc_membase = rman_get_start(sc->sc_resources.mem);
167 sc->sc_mem_bt = rman_get_bustag(sc->sc_resources.mem);
168 sc->sc_mem_bh = rman_get_bushandle(sc->sc_resources.mem);
170 /* do some detection */
176 if (did == PCI_AVMT1_DID) {
177 sc->sc_capi.card_type = CARD_TYPEC_AVM_T1_PCI;
178 sc->sc_capi.sc_nbch = 30;
182 kprintf("iavc%d: no card detected?\n", sc->sc_unit);
184 kprintf("iavc%d: black box not on\n", sc->sc_unit);
192 } else if (did == PCI_AVMB1_DID) {
193 sc->sc_capi.card_type = CARD_TYPEC_AVM_B1_PCI;
194 sc->sc_capi.sc_nbch = 2;
195 ret = b1dma_detect(sc);
199 kprintf("iavc%d: no card detected?\n", sc->sc_unit);
207 if (sc->sc_dma) b1dma_reset(sc);
209 if (sc->sc_t1) t1_reset(sc);
213 /* of course we need an interrupt */
215 sc->sc_resources.irq_rid = 0x00;
217 if(!(sc->sc_resources.irq =
218 bus_alloc_resource(dev, SYS_RES_IRQ,
219 &sc->sc_resources.irq_rid,
220 0UL, ~0UL, 1, RF_SHAREABLE|RF_ACTIVE))) {
221 kprintf("iavc%d: can't allocate irq\n",unit);
225 /* finalize our own context */
227 memset(&sc->sc_txq, 0, sizeof(struct ifqueue));
228 sc->sc_txq.ifq_maxlen = sc->sc_capi.sc_nbch * 4;
231 sc->sc_state = IAVC_DOWN;
232 sc->sc_blocked = FALSE;
234 /* setup capi link */
236 sc->sc_capi.load = iavc_load;
237 sc->sc_capi.reg_appl = iavc_register;
238 sc->sc_capi.rel_appl = iavc_release;
239 sc->sc_capi.send = iavc_send;
240 sc->sc_capi.ctx = (void*) sc;
242 if (capi_ll_attach(&sc->sc_capi)) {
243 kprintf("iavc%d: capi attach failed\n", unit);
247 /* setup the interrupt */
249 error = bus_setup_intr(dev, sc->sc_resources.irq, 0,
250 (void(*)(void*))iavc_pci_intr,
253 kprintf("iavc%d: irq setup failed\n", unit);
257 /* the board is now ready to be loaded */
262 /*---------------------------------------------------------------------------*
264 *---------------------------------------------------------------------------*/
267 iavc_pci_intr(struct iavc_softc *sc)
269 iavc_handle_intr(sc);