2 * Copyright (c) 2001 Hellmuth Michaelis. 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 * $FreeBSD: src/sys/i4b/capi/iavc/iavc_isa.c,v 1.1.2.1 2001/08/10 14:08:34 obrien Exp $
28 #include <sys/param.h>
29 #include <sys/kernel.h>
30 #include <sys/systm.h>
32 #include <sys/socket.h>
36 #include <machine/clock.h>
42 #include <bus/isa/isavar.h>
44 #include <net/i4b/include/machine/i4b_debug.h>
45 #include <net/i4b/include/machine/i4b_ioctl.h>
46 #include <net/i4b/include/machine/i4b_trace.h>
48 #include "../../include/i4b_global.h"
49 #include "../../include/i4b_l3l4.h"
50 #include "../../include/i4b_mbuf.h"
55 /* ISA driver linkage */
57 static void iavc_isa_intr(iavc_softc_t *sc);
58 static int iavc_isa_probe(device_t dev);
59 static int iavc_isa_attach(device_t dev);
61 static device_method_t iavc_isa_methods[] =
63 DEVMETHOD(device_probe, iavc_isa_probe),
64 DEVMETHOD(device_attach, iavc_isa_attach),
68 static driver_t iavc_isa_driver =
75 static devclass_t iavc_isa_devclass;
77 DRIVER_MODULE(iavc, isa, iavc_isa_driver, iavc_isa_devclass, NULL, NULL);
79 #define B1_IOLENGTH 0x20
81 static int b1_irq_table[] =
82 {0, 0, 0, 192, 32, 160, 96, 224, 0, 64, 80, 208, 48, 0, 0, 112};
83 /* 3 4 5 6 7 9 10 11 12 15 */
85 /*---------------------------------------------------------------------------*
87 *---------------------------------------------------------------------------*/
90 iavc_isa_probe(device_t dev)
92 struct iavc_softc *sc;
94 int unit = device_get_unit(dev);
96 if(isa_get_vendorid(dev)) /* no PnP probes here */
99 /* check max unit range */
101 if (unit >= IAVC_MAXUNIT)
103 kprintf("iavc%d: too many units\n", unit);
107 sc = iavc_find_sc(unit); /* get softc */
111 if (!(sc->sc_resources.io_base[0] =
112 bus_alloc_resource(dev, SYS_RES_IOPORT,
113 &sc->sc_resources.io_rid[0],
114 0UL, ~0UL, B1_IOLENGTH, RF_ACTIVE)))
116 kprintf("iavc%d: can't allocate io region\n", unit);
120 sc->sc_iobase = rman_get_start(sc->sc_resources.io_base[0]);
122 switch(sc->sc_iobase)
130 kprintf("iavc%d: ERROR, invalid i/o base addr 0x%x configured!\n", sc->sc_unit, sc->sc_iobase);
131 bus_release_resource(dev, SYS_RES_IOPORT,
132 sc->sc_resources.io_rid[0],
133 sc->sc_resources.io_base[0]);
137 sc->sc_io_bt = rman_get_bustag(sc->sc_resources.io_base[0]);
138 sc->sc_io_bh = rman_get_bushandle(sc->sc_resources.io_base[0]);
140 /* setup characteristics */
145 sc->sc_capi.card_type = CARD_TYPEC_AVM_B1_ISA;
146 sc->sc_capi.sc_nbch = 2;
155 kprintf("iavc%d: no card ? b1_detect returns %0x02x\n", sc->sc_unit, ret);
167 kprintf("iavc%d: class = 0x%02x, rev = 0x%02x\n", sc->sc_unit,
168 iavc_read_port(sc, B1_ANALYSE),
169 iavc_read_port(sc, B1_REVISION));
172 device_set_desc(dev, "AVM B1 ISA");
176 /*---------------------------------------------------------------------------*
178 *---------------------------------------------------------------------------*/
180 iavc_isa_attach(device_t dev)
182 struct iavc_softc *sc;
184 int unit = device_get_unit(dev);
188 sc = iavc_find_sc(unit); /* get softc */
190 sc->sc_resources.irq_rid = 0;
192 if(!(sc->sc_resources.irq =
193 bus_alloc_resource(dev, SYS_RES_IRQ,
194 &sc->sc_resources.irq_rid,
195 0UL, ~0UL, 1, RF_ACTIVE)))
197 kprintf("iavc%d: can't allocate irq\n",unit);
198 bus_release_resource(dev, SYS_RES_IOPORT,
199 sc->sc_resources.io_rid[0],
200 sc->sc_resources.io_base[0]);
204 irq = rman_get_start(sc->sc_resources.irq);
206 if(b1_irq_table[irq] == 0)
208 kprintf("iavc%d: ERROR, illegal irq %d configured!\n",unit, irq);
209 bus_release_resource(dev, SYS_RES_IOPORT,
210 sc->sc_resources.io_rid[0],
211 sc->sc_resources.io_base[0]);
212 bus_release_resource(dev, SYS_RES_IRQ,
213 sc->sc_resources.irq_rid,
214 sc->sc_resources.irq);
218 memset(&sc->sc_txq, 0, sizeof(struct ifqueue));
219 sc->sc_txq.ifq_maxlen = sc->sc_capi.sc_nbch * 4;
222 sc->sc_state = IAVC_DOWN;
223 sc->sc_blocked = FALSE;
225 /* setup capi link */
227 sc->sc_capi.load = iavc_load;
228 sc->sc_capi.reg_appl = iavc_register;
229 sc->sc_capi.rel_appl = iavc_release;
230 sc->sc_capi.send = iavc_send;
231 sc->sc_capi.ctx = (void*) sc;
233 if (capi_ll_attach(&sc->sc_capi))
235 kprintf("iavc%d: capi attach failed\n", unit);
239 /* setup the interrupt */
241 error = bus_setup_intr(dev, sc->sc_resources.irq, 0,
242 (void(*)(void*))iavc_isa_intr,
245 kprintf("iavc%d: irq setup failed\n", unit);
246 bus_release_resource(dev, SYS_RES_IOPORT,
247 sc->sc_resources.io_rid[0],
248 sc->sc_resources.io_base[0]);
249 bus_release_resource(dev, SYS_RES_IRQ,
250 sc->sc_resources.irq_rid,
251 sc->sc_resources.irq);
255 /* the board is now ready to be loaded */
260 /*---------------------------------------------------------------------------*
262 *---------------------------------------------------------------------------*/
264 b1isa_setup_irq(struct iavc_softc *sc)
266 int irq = rman_get_start(sc->sc_resources.irq);
269 kprintf("iavc%d: using irq %d\n", sc->sc_unit, irq);
271 /* enable the interrupt */
273 b1io_outp(sc, B1_INSTAT, 0x00);
274 b1io_outp(sc, B1_RESET, b1_irq_table[irq]);
275 b1io_outp(sc, B1_INSTAT, 0x02);
278 /*---------------------------------------------------------------------------*
280 *---------------------------------------------------------------------------*/
282 iavc_isa_intr(struct iavc_softc *sc)
284 iavc_handle_intr(sc);