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 $
29 * $DragonFly: src/sys/net/i4b/capi/iavc/iavc_pci.c,v 1.5 2004/04/16 15:40:21 joerg Exp $
32 #include <sys/param.h>
33 #include <sys/kernel.h>
34 #include <sys/systm.h>
36 #include <sys/socket.h>
39 #include <machine/clock.h>
41 #include <machine/bus.h>
42 #include <machine/resource.h>
48 #include <bus/pci/pcireg.h>
49 #include <bus/pci/pcivar.h>
51 #include <net/i4b/include/machine/i4b_debug.h>
52 #include <net/i4b/include/machine/i4b_ioctl.h>
53 #include <net/i4b/include/machine/i4b_trace.h>
55 #include "../../include/i4b_global.h"
56 #include "../../include/i4b_l3l4.h"
57 #include "../../include/i4b_mbuf.h"
64 #define PCI_AVM_VID 0x1244
65 #define PCI_AVMT1_DID 0x1200
66 #define PCI_AVMB1_DID 0x0700
68 /* PCI driver linkage */
70 static void iavc_pci_intr(iavc_softc_t *sc);
71 static int iavc_pci_probe(device_t dev);
72 static int iavc_pci_attach(device_t dev);
74 static device_method_t iavc_pci_methods[] =
76 DEVMETHOD(device_probe, iavc_pci_probe),
77 DEVMETHOD(device_attach, iavc_pci_attach),
81 static driver_t iavc_pci_driver =
88 static devclass_t iavc_pci_devclass;
90 DRIVER_MODULE(iavc, pci, iavc_pci_driver, iavc_pci_devclass, 0, 0);
92 /* Driver soft contexts */
94 iavc_softc_t iavc_sc[IAVC_MAXUNIT];
96 /*---------------------------------------------------------------------------*
98 *---------------------------------------------------------------------------*/
101 iavc_pci_probe(device_t dev)
103 u_int16_t did = pci_get_device(dev);
104 u_int16_t vid = pci_get_vendor(dev);
106 if ((vid == PCI_AVM_VID) && (did == PCI_AVMT1_DID)) {
107 device_set_desc(dev, "AVM T1 PCI");
108 } else if ((vid == PCI_AVM_VID) && (did == PCI_AVMB1_DID)) {
109 device_set_desc(dev, "AVM B1 PCI");
117 /*---------------------------------------------------------------------------*
119 *---------------------------------------------------------------------------*/
122 iavc_pci_attach(device_t dev)
124 struct iavc_softc *sc;
126 u_int16_t did = pci_get_device(dev);
127 int unit = device_get_unit(dev), ret;
129 /* check max unit range */
131 if (unit >= IAVC_MAXUNIT) {
132 printf("iavc%d: too many units\n", unit);
136 sc = iavc_find_sc(unit); /* get softc */
140 /* use the i/o mapped base address */
142 sc->sc_resources.io_rid[0] = 0x14;
144 if (!(sc->sc_resources.io_base[0] =
145 bus_alloc_resource(dev, SYS_RES_IOPORT,
146 &sc->sc_resources.io_rid[0],
147 0UL, ~0UL, 1, RF_ACTIVE))) {
148 printf("iavc%d: can't allocate io region\n", unit);
152 sc->sc_iobase = rman_get_start(sc->sc_resources.io_base[0]);
153 sc->sc_io_bt = rman_get_bustag(sc->sc_resources.io_base[0]);
154 sc->sc_io_bh = rman_get_bushandle(sc->sc_resources.io_base[0]);
156 /* use the memory mapped DMA controller */
158 sc->sc_resources.mem_rid = 0x10;
160 if (!(sc->sc_resources.mem =
161 bus_alloc_resource(dev, SYS_RES_MEMORY,
162 &sc->sc_resources.mem_rid,
163 0UL, ~0UL, 1, RF_ACTIVE))) {
164 printf("iavc%d: can't allocate memory region\n", unit);
168 sc->sc_membase = rman_get_start(sc->sc_resources.mem);
169 sc->sc_mem_bt = rman_get_bustag(sc->sc_resources.mem);
170 sc->sc_mem_bh = rman_get_bushandle(sc->sc_resources.mem);
172 /* do some detection */
178 if (did == PCI_AVMT1_DID) {
179 sc->sc_capi.card_type = CARD_TYPEC_AVM_T1_PCI;
180 sc->sc_capi.sc_nbch = 30;
184 printf("iavc%d: no card detected?\n", sc->sc_unit);
186 printf("iavc%d: black box not on\n", sc->sc_unit);
194 } else if (did == PCI_AVMB1_DID) {
195 sc->sc_capi.card_type = CARD_TYPEC_AVM_B1_PCI;
196 sc->sc_capi.sc_nbch = 2;
197 ret = b1dma_detect(sc);
201 printf("iavc%d: no card detected?\n", sc->sc_unit);
209 if (sc->sc_dma) b1dma_reset(sc);
211 if (sc->sc_t1) t1_reset(sc);
215 /* of course we need an interrupt */
217 sc->sc_resources.irq_rid = 0x00;
219 if(!(sc->sc_resources.irq =
220 bus_alloc_resource(dev, SYS_RES_IRQ,
221 &sc->sc_resources.irq_rid,
222 0UL, ~0UL, 1, RF_SHAREABLE|RF_ACTIVE))) {
223 printf("iavc%d: can't allocate irq\n",unit);
227 /* finalize our own context */
229 memset(&sc->sc_txq, 0, sizeof(struct ifqueue));
230 sc->sc_txq.ifq_maxlen = sc->sc_capi.sc_nbch * 4;
232 #if defined (__FreeBSD__) && __FreeBSD__ > 4
233 mtx_init(&sc->sc_txq.ifq_mtx, "i4b_ivac_pci", MTX_DEF);
237 sc->sc_state = IAVC_DOWN;
238 sc->sc_blocked = FALSE;
240 /* setup capi link */
242 sc->sc_capi.load = iavc_load;
243 sc->sc_capi.reg_appl = iavc_register;
244 sc->sc_capi.rel_appl = iavc_release;
245 sc->sc_capi.send = iavc_send;
246 sc->sc_capi.ctx = (void*) sc;
248 if (capi_ll_attach(&sc->sc_capi)) {
249 printf("iavc%d: capi attach failed\n", unit);
253 /* setup the interrupt */
255 if(bus_setup_intr(dev, sc->sc_resources.irq, INTR_TYPE_NET,
256 (void(*)(void*))iavc_pci_intr,
258 printf("iavc%d: irq setup failed\n", unit);
262 /* the board is now ready to be loaded */
267 /*---------------------------------------------------------------------------*
269 *---------------------------------------------------------------------------*/
272 iavc_pci_intr(struct iavc_softc *sc)
274 iavc_handle_intr(sc);