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 $
26 * $DragonFly: src/sys/net/i4b/capi/iavc/iavc_isa.c,v 1.5 2004/04/16 15:40:21 joerg Exp $
29 #include <sys/param.h>
30 #include <sys/kernel.h>
31 #include <sys/systm.h>
33 #include <sys/socket.h>
36 #include <machine/clock.h>
38 #include <machine/bus.h>
39 #include <machine/resource.h>
44 #include <bus/isa/isavar.h>
46 #include <net/i4b/include/machine/i4b_debug.h>
47 #include <net/i4b/include/machine/i4b_ioctl.h>
48 #include <net/i4b/include/machine/i4b_trace.h>
50 #include "../../include/i4b_global.h"
51 #include "../../include/i4b_l3l4.h"
52 #include "../../include/i4b_mbuf.h"
57 /* ISA driver linkage */
59 static void iavc_isa_intr(iavc_softc_t *sc);
60 static int iavc_isa_probe(device_t dev);
61 static int iavc_isa_attach(device_t dev);
63 static device_method_t iavc_isa_methods[] =
65 DEVMETHOD(device_probe, iavc_isa_probe),
66 DEVMETHOD(device_attach, iavc_isa_attach),
70 static driver_t iavc_isa_driver =
77 static devclass_t iavc_isa_devclass;
79 DRIVER_MODULE(iavc, isa, iavc_isa_driver, iavc_isa_devclass, 0, 0);
81 #define B1_IOLENGTH 0x20
83 static int b1_irq_table[] =
84 {0, 0, 0, 192, 32, 160, 96, 224, 0, 64, 80, 208, 48, 0, 0, 112};
85 /* 3 4 5 6 7 9 10 11 12 15 */
87 /*---------------------------------------------------------------------------*
89 *---------------------------------------------------------------------------*/
92 iavc_isa_probe(device_t dev)
94 struct iavc_softc *sc;
96 int unit = device_get_unit(dev);
98 if(isa_get_vendorid(dev)) /* no PnP probes here */
101 /* check max unit range */
103 if (unit >= IAVC_MAXUNIT)
105 printf("iavc%d: too many units\n", unit);
109 sc = iavc_find_sc(unit); /* get softc */
113 if (!(sc->sc_resources.io_base[0] =
114 bus_alloc_resource(dev, SYS_RES_IOPORT,
115 &sc->sc_resources.io_rid[0],
116 0UL, ~0UL, B1_IOLENGTH, RF_ACTIVE)))
118 printf("iavc%d: can't allocate io region\n", unit);
122 sc->sc_iobase = rman_get_start(sc->sc_resources.io_base[0]);
124 switch(sc->sc_iobase)
132 printf("iavc%d: ERROR, invalid i/o base addr 0x%x configured!\n", sc->sc_unit, sc->sc_iobase);
133 bus_release_resource(dev, SYS_RES_IOPORT,
134 sc->sc_resources.io_rid[0],
135 sc->sc_resources.io_base[0]);
139 sc->sc_io_bt = rman_get_bustag(sc->sc_resources.io_base[0]);
140 sc->sc_io_bh = rman_get_bushandle(sc->sc_resources.io_base[0]);
142 /* setup characteristics */
147 sc->sc_capi.card_type = CARD_TYPEC_AVM_B1_ISA;
148 sc->sc_capi.sc_nbch = 2;
157 printf("iavc%d: no card ? b1_detect returns %0x02x\n", sc->sc_unit, ret);
169 printf("iavc%d: class = 0x%02x, rev = 0x%02x\n", sc->sc_unit,
170 iavc_read_port(sc, B1_ANALYSE),
171 iavc_read_port(sc, B1_REVISION));
174 device_set_desc(dev, "AVM B1 ISA");
178 /*---------------------------------------------------------------------------*
180 *---------------------------------------------------------------------------*/
182 iavc_isa_attach(device_t dev)
184 struct iavc_softc *sc;
186 int unit = device_get_unit(dev);
189 sc = iavc_find_sc(unit); /* get softc */
191 sc->sc_resources.irq_rid = 0;
193 if(!(sc->sc_resources.irq =
194 bus_alloc_resource(dev, SYS_RES_IRQ,
195 &sc->sc_resources.irq_rid,
196 0UL, ~0UL, 1, RF_ACTIVE)))
198 printf("iavc%d: can't allocate irq\n",unit);
199 bus_release_resource(dev, SYS_RES_IOPORT,
200 sc->sc_resources.io_rid[0],
201 sc->sc_resources.io_base[0]);
205 irq = rman_get_start(sc->sc_resources.irq);
207 if(b1_irq_table[irq] == 0)
209 printf("iavc%d: ERROR, illegal irq %d configured!\n",unit, irq);
210 bus_release_resource(dev, SYS_RES_IOPORT,
211 sc->sc_resources.io_rid[0],
212 sc->sc_resources.io_base[0]);
213 bus_release_resource(dev, SYS_RES_IRQ,
214 sc->sc_resources.irq_rid,
215 sc->sc_resources.irq);
219 memset(&sc->sc_txq, 0, sizeof(struct ifqueue));
220 sc->sc_txq.ifq_maxlen = sc->sc_capi.sc_nbch * 4;
222 #if defined (__FreeBSD__) && __FreeBSD__ > 4
223 mtx_init(&sc->sc_txq.ifq_mtx, "i4b_ivac_isa", MTX_DEF);
227 sc->sc_state = IAVC_DOWN;
228 sc->sc_blocked = FALSE;
230 /* setup capi link */
232 sc->sc_capi.load = iavc_load;
233 sc->sc_capi.reg_appl = iavc_register;
234 sc->sc_capi.rel_appl = iavc_release;
235 sc->sc_capi.send = iavc_send;
236 sc->sc_capi.ctx = (void*) sc;
238 if (capi_ll_attach(&sc->sc_capi))
240 printf("iavc%d: capi attach failed\n", unit);
244 /* setup the interrupt */
246 if(bus_setup_intr(dev, sc->sc_resources.irq, INTR_TYPE_NET,
247 (void(*)(void*))iavc_isa_intr,
250 printf("iavc%d: irq setup failed\n", unit);
251 bus_release_resource(dev, SYS_RES_IOPORT,
252 sc->sc_resources.io_rid[0],
253 sc->sc_resources.io_base[0]);
254 bus_release_resource(dev, SYS_RES_IRQ,
255 sc->sc_resources.irq_rid,
256 sc->sc_resources.irq);
260 /* the board is now ready to be loaded */
265 /*---------------------------------------------------------------------------*
267 *---------------------------------------------------------------------------*/
269 b1isa_setup_irq(struct iavc_softc *sc)
271 int irq = rman_get_start(sc->sc_resources.irq);
274 printf("iavc%d: using irq %d\n", sc->sc_unit, irq);
276 /* enable the interrupt */
278 b1io_outp(sc, B1_INSTAT, 0x00);
279 b1io_outp(sc, B1_RESET, b1_irq_table[irq]);
280 b1io_outp(sc, B1_INSTAT, 0x02);
283 /*---------------------------------------------------------------------------*
285 *---------------------------------------------------------------------------*/
287 iavc_isa_intr(struct iavc_softc *sc)
289 iavc_handle_intr(sc);