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
26 /* capi/iavc/iavc_pci.c
27 * The AVM ISDN controllers' PCI bus attachment handling.
30 #include <sys/cdefs.h>
31 __FBSDID("$FreeBSD$");
33 #include <sys/param.h>
34 #include <sys/kernel.h>
35 #include <sys/systm.h>
37 #include <sys/socket.h>
41 #include <machine/bus.h>
42 #include <machine/resource.h>
48 #include <dev/pci/pcireg.h>
49 #include <dev/pci/pcivar.h>
51 #include <i4b/include/i4b_debug.h>
52 #include <i4b/include/i4b_ioctl.h>
53 #include <i4b/include/i4b_trace.h>
55 #include <i4b/include/i4b_global.h>
56 #include <i4b/include/i4b_l3l4.h>
57 #include <i4b/include/i4b_mbuf.h>
59 #include <i4b/capi/capi.h>
61 #include <i4b/capi/iavc/iavc.h>
65 #define PCI_AVM_VID 0x1244
66 #define PCI_AVMT1_DID 0x1200
67 #define PCI_AVMB1_DID 0x0700
69 /* PCI driver linkage */
71 static void iavc_pci_intr(iavc_softc_t *sc);
72 static int iavc_pci_probe(device_t dev);
73 static int iavc_pci_attach(device_t dev);
75 static device_method_t iavc_pci_methods[] =
77 DEVMETHOD(device_probe, iavc_pci_probe),
78 DEVMETHOD(device_attach, iavc_pci_attach),
82 static driver_t iavc_pci_driver =
89 static devclass_t iavc_pci_devclass;
91 DRIVER_MODULE(iavc, pci, iavc_pci_driver, iavc_pci_devclass, 0, 0);
93 /* Driver soft contexts */
95 iavc_softc_t iavc_sc[IAVC_MAXUNIT];
97 /*---------------------------------------------------------------------------*
99 *---------------------------------------------------------------------------*/
102 iavc_pci_probe(device_t dev)
104 u_int16_t did = pci_get_device(dev);
105 u_int16_t vid = pci_get_vendor(dev);
107 if ((vid == PCI_AVM_VID) && (did == PCI_AVMT1_DID)) {
108 device_set_desc(dev, "AVM T1 PCI");
109 } else if ((vid == PCI_AVM_VID) && (did == PCI_AVMB1_DID)) {
110 device_set_desc(dev, "AVM B1 PCI");
118 /*---------------------------------------------------------------------------*
120 *---------------------------------------------------------------------------*/
123 iavc_pci_attach(device_t dev)
125 struct iavc_softc *sc;
127 u_int16_t did = pci_get_device(dev);
128 int unit = device_get_unit(dev), ret;
130 /* check max unit range */
132 if (unit >= IAVC_MAXUNIT) {
133 printf("iavc%d: too many units\n", unit);
137 sc = iavc_find_sc(unit); /* get softc */
141 /* use the i/o mapped base address */
143 sc->sc_resources.io_rid[0] = 0x14;
145 if (!(sc->sc_resources.io_base[0] =
146 bus_alloc_resource_any(dev, SYS_RES_IOPORT,
147 &sc->sc_resources.io_rid[0], 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_any(dev, SYS_RES_MEMORY,
162 &sc->sc_resources.mem_rid, RF_ACTIVE))) {
163 printf("iavc%d: can't allocate memory region\n", unit);
167 sc->sc_membase = rman_get_start(sc->sc_resources.mem);
168 sc->sc_mem_bt = rman_get_bustag(sc->sc_resources.mem);
169 sc->sc_mem_bh = rman_get_bushandle(sc->sc_resources.mem);
171 /* do some detection */
177 if (did == PCI_AVMT1_DID) {
178 sc->sc_capi.card_type = CARD_TYPEC_AVM_T1_PCI;
179 sc->sc_capi.sc_nbch = 30;
183 printf("iavc%d: no card detected?\n", sc->sc_unit);
185 printf("iavc%d: black box not on\n", sc->sc_unit);
193 } else if (did == PCI_AVMB1_DID) {
194 sc->sc_capi.card_type = CARD_TYPEC_AVM_B1_PCI;
195 sc->sc_capi.sc_nbch = 2;
196 ret = b1dma_detect(sc);
200 printf("iavc%d: no card detected?\n", sc->sc_unit);
208 if (sc->sc_dma) b1dma_reset(sc);
210 if (sc->sc_t1) t1_reset(sc);
214 /* of course we need an interrupt */
216 sc->sc_resources.irq_rid = 0x00;
218 if(!(sc->sc_resources.irq =
219 bus_alloc_resource_any(dev, SYS_RES_IRQ, &sc->sc_resources.irq_rid,
220 RF_SHAREABLE|RF_ACTIVE))) {
221 printf("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;
230 if(!mtx_initialized(&sc->sc_txq.ifq_mtx))
231 mtx_init(&sc->sc_txq.ifq_mtx, "i4b_ivac_pci", NULL, MTX_DEF);
234 sc->sc_state = IAVC_DOWN;
235 sc->sc_blocked = FALSE;
237 /* setup capi link */
239 sc->sc_capi.load = iavc_load;
240 sc->sc_capi.reg_appl = iavc_register;
241 sc->sc_capi.rel_appl = iavc_release;
242 sc->sc_capi.send = iavc_send;
243 sc->sc_capi.ctx = (void*) sc;
245 if (capi_ll_attach(&sc->sc_capi)) {
246 printf("iavc%d: capi attach failed\n", unit);
250 /* setup the interrupt */
252 if(bus_setup_intr(dev, sc->sc_resources.irq, INTR_TYPE_NET,
253 NULL, (void(*)(void*))iavc_pci_intr,
255 printf("iavc%d: irq setup failed\n", unit);
259 /* the board is now ready to be loaded */
264 /*---------------------------------------------------------------------------*
266 *---------------------------------------------------------------------------*/
269 iavc_pci_intr(struct iavc_softc *sc)
271 iavc_handle_intr(sc);