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-rw-r--r--sys/i4b/capi/iavc/iavc_isa.c297
1 files changed, 297 insertions, 0 deletions
diff --git a/sys/i4b/capi/iavc/iavc_isa.c b/sys/i4b/capi/iavc/iavc_isa.c
new file mode 100644
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+++ b/sys/i4b/capi/iavc/iavc_isa.c
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+/*
+ * Copyright (c) 2001 Hellmuth Michaelis. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * $FreeBSD$
+ */
+
+#include "iavc.h"
+#include "i4bcapi.h"
+
+#if (NIAVC > 0) && (NI4BCAPI > 0)
+
+#include <sys/param.h>
+#include <sys/kernel.h>
+#include <sys/systm.h>
+#include <sys/mbuf.h>
+#include <sys/socket.h>
+#include <net/if.h>
+
+#include <machine/clock.h>
+
+#include <machine/bus.h>
+#include <machine/resource.h>
+#include <sys/bus.h>
+#include <sys/rman.h>
+#include <vm/vm.h>
+#include <vm/pmap.h>
+#include <isa/isavar.h>
+
+#include <machine/i4b_debug.h>
+#include <machine/i4b_ioctl.h>
+#include <machine/i4b_trace.h>
+
+#include <i4b/include/i4b_global.h>
+#include <i4b/include/i4b_l3l4.h>
+#include <i4b/include/i4b_mbuf.h>
+
+#include <i4b/capi/capi.h>
+
+#include <i4b/capi/iavc/iavc.h>
+
+/* ISA driver linkage */
+
+static void iavc_isa_intr(iavc_softc_t *sc);
+static int iavc_isa_probe(device_t dev);
+static int iavc_isa_attach(device_t dev);
+
+static device_method_t iavc_isa_methods[] =
+{
+ DEVMETHOD(device_probe, iavc_isa_probe),
+ DEVMETHOD(device_attach, iavc_isa_attach),
+ { 0, 0 }
+};
+
+static driver_t iavc_isa_driver =
+{
+ "iavc",
+ iavc_isa_methods,
+ 0
+};
+
+static devclass_t iavc_isa_devclass;
+
+DRIVER_MODULE(iavc, isa, iavc_isa_driver, iavc_isa_devclass, 0, 0);
+
+#define B1_IOLENGTH 0x20
+
+static int b1_irq_table[] =
+{0, 0, 0, 192, 32, 160, 96, 224, 0, 64, 80, 208, 48, 0, 0, 112};
+/* 3 4 5 6 7 9 10 11 12 15 */
+
+/*---------------------------------------------------------------------------*
+ * device probe
+ *---------------------------------------------------------------------------*/
+
+static int
+iavc_isa_probe(device_t dev)
+{
+ struct iavc_softc *sc;
+ int ret = ENXIO;
+ int unit = device_get_unit(dev);
+
+ if(isa_get_vendorid(dev)) /* no PnP probes here */
+ return ENXIO;
+
+ /* check max unit range */
+
+ if (unit >= IAVC_MAXUNIT)
+ {
+ printf("iavc%d: too many units\n", unit);
+ return(ENXIO);
+ }
+
+ sc = iavc_find_sc(unit); /* get softc */
+
+ sc->sc_unit = unit;
+
+ if (!(sc->sc_resources.io_base[0] =
+ bus_alloc_resource(dev, SYS_RES_IOPORT,
+ &sc->sc_resources.io_rid[0],
+ 0UL, ~0UL, B1_IOLENGTH, RF_ACTIVE)))
+ {
+ printf("iavc%d: can't allocate io region\n", unit);
+ return(ENXIO);
+ }
+
+ sc->sc_iobase = rman_get_start(sc->sc_resources.io_base[0]);
+
+ switch(sc->sc_iobase)
+ {
+ case 0x150:
+ case 0x250:
+ case 0x300:
+ case 0x340:
+ break;
+ default:
+ printf("iavc%d: ERROR, invalid i/o base addr 0x%x configured!\n", sc->sc_unit, sc->sc_iobase);
+ bus_release_resource(dev, SYS_RES_IOPORT,
+ sc->sc_resources.io_rid[0],
+ sc->sc_resources.io_base[0]);
+ return(ENXIO);
+ }
+
+ sc->sc_io_bt = rman_get_bustag(sc->sc_resources.io_base[0]);
+ sc->sc_io_bh = rman_get_bushandle(sc->sc_resources.io_base[0]);
+
+ /* setup characteristics */
+
+ sc->sc_t1 = FALSE;
+ sc->sc_dma = FALSE;
+
+ sc->sc_capi.card_type = CARD_TYPEC_AVM_B1_ISA;
+ sc->sc_capi.sc_nbch = 2;
+
+ b1_reset(sc);
+ DELAY(100);
+
+ ret = b1_detect(sc);
+
+ if(ret)
+ {
+ printf("iavc%d: no card ? b1_detect returns 0x02x\n", sc->sc_unit, ret);
+ return(ENXIO);
+ }
+
+ DELAY(100);
+
+ b1_reset(sc);
+
+ DELAY(100);
+
+ if(bootverbose)
+ {
+ printf("iavc%d: class = 0x%02x, rev = 0x%02x\n", sc->sc_unit,
+ iavc_read_port(sc, B1_ANALYSE),
+ iavc_read_port(sc, B1_REVISION));
+ }
+
+ device_set_desc(dev, "AVM B1 ISA");
+ return(0);
+}
+
+/*---------------------------------------------------------------------------*
+ * attach
+ *---------------------------------------------------------------------------*/
+static int
+iavc_isa_attach(device_t dev)
+{
+ struct iavc_softc *sc;
+ void *ih = 0;
+ int unit = device_get_unit(dev);
+ int irq;
+
+ sc = iavc_find_sc(unit); /* get softc */
+
+ sc->sc_resources.irq_rid = 0;
+
+ if(!(sc->sc_resources.irq =
+ bus_alloc_resource(dev, SYS_RES_IRQ,
+ &sc->sc_resources.irq_rid,
+ 0UL, ~0UL, 1, RF_ACTIVE)))
+ {
+ printf("iavc%d: can't allocate irq\n",unit);
+ bus_release_resource(dev, SYS_RES_IOPORT,
+ sc->sc_resources.io_rid[0],
+ sc->sc_resources.io_base[0]);
+ return(ENXIO);
+ }
+
+ irq = rman_get_start(sc->sc_resources.irq);
+
+ if(b1_irq_table[irq] == 0)
+ {
+ printf("iavc%d: ERROR, illegal irq %d configured!\n",unit, irq);
+ bus_release_resource(dev, SYS_RES_IOPORT,
+ sc->sc_resources.io_rid[0],
+ sc->sc_resources.io_base[0]);
+ bus_release_resource(dev, SYS_RES_IRQ,
+ sc->sc_resources.irq_rid,
+ sc->sc_resources.irq);
+ return(ENXIO);
+ }
+
+ memset(&sc->sc_txq, 0, sizeof(struct ifqueue));
+ sc->sc_txq.ifq_maxlen = sc->sc_capi.sc_nbch * 4;
+
+#if defined (__FreeBSD__) && __FreeBSD__ > 4
+ mtx_init(&sc->sc_txq.ifq_mtx, "i4b_ivac_isa", MTX_DEF);
+#endif
+
+ sc->sc_intr = FALSE;
+ sc->sc_state = IAVC_DOWN;
+ sc->sc_blocked = FALSE;
+
+ /* setup capi link */
+
+ sc->sc_capi.load = iavc_load;
+ sc->sc_capi.reg_appl = iavc_register;
+ sc->sc_capi.rel_appl = iavc_release;
+ sc->sc_capi.send = iavc_send;
+ sc->sc_capi.ctx = (void*) sc;
+
+ if (capi_ll_attach(&sc->sc_capi))
+ {
+ printf("iavc%d: capi attach failed\n", unit);
+ return(ENXIO);
+ }
+
+ /* setup the interrupt */
+
+ if(bus_setup_intr(dev, sc->sc_resources.irq, INTR_TYPE_NET,
+ (void(*)(void*))iavc_isa_intr,
+ sc, &ih))
+ {
+ printf("iavc%d: irq setup failed\n", unit);
+ bus_release_resource(dev, SYS_RES_IOPORT,
+ sc->sc_resources.io_rid[0],
+ sc->sc_resources.io_base[0]);
+ bus_release_resource(dev, SYS_RES_IRQ,
+ sc->sc_resources.irq_rid,
+ sc->sc_resources.irq);
+ return(ENXIO);
+ }
+
+ /* the board is now ready to be loaded */
+
+ return(0);
+}
+
+/*---------------------------------------------------------------------------*
+ * setup interrupt
+ *---------------------------------------------------------------------------*/
+void
+b1isa_setup_irq(struct iavc_softc *sc)
+{
+ int irq = rman_get_start(sc->sc_resources.irq);
+
+ if(bootverbose)
+ printf("iavc%d: using irq %d\n", sc->sc_unit, irq);
+
+ /* enable the interrupt */
+
+ b1io_outp(sc, B1_INSTAT, 0x00);
+ b1io_outp(sc, B1_RESET, b1_irq_table[irq]);
+ b1io_outp(sc, B1_INSTAT, 0x02);
+}
+
+/*---------------------------------------------------------------------------*
+ * IRQ handler
+ *---------------------------------------------------------------------------*/
+static void
+iavc_isa_intr(struct iavc_softc *sc)
+{
+ iavc_handle_intr(sc);
+}
+
+#endif
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