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-rw-r--r--sys/i4b/capi/iavc/iavc_pci.c283
1 files changed, 283 insertions, 0 deletions
diff --git a/sys/i4b/capi/iavc/iavc_pci.c b/sys/i4b/capi/iavc/iavc_pci.c
new file mode 100644
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--- /dev/null
+++ b/sys/i4b/capi/iavc/iavc_pci.c
@@ -0,0 +1,283 @@
+/*
+ * Copyright (c) 2001 Cubical Solutions Ltd. 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.
+ *
+ * capi/iavc/iavc_pci.c
+ * The AVM ISDN controllers' PCI bus attachment handling.
+ *
+ * $FreeBSD$
+ */
+
+#include "iavc.h"
+#include "i4bcapi.h"
+#include "pci.h"
+
+#if (NIAVC > 0) && (NI4BCAPI > 0) && (NPCI > 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 <pci/pcireg.h>
+#include <pci/pcivar.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>
+
+/* PCI device ids */
+
+#define PCI_AVM_VID 0x1244
+#define PCI_AVMT1_DID 0x1200
+#define PCI_AVMB1_DID 0x0700
+
+/* PCI driver linkage */
+
+static void iavc_pci_intr(iavc_softc_t *sc);
+static int iavc_pci_probe(device_t dev);
+static int iavc_pci_attach(device_t dev);
+
+static device_method_t iavc_pci_methods[] =
+{
+ DEVMETHOD(device_probe, iavc_pci_probe),
+ DEVMETHOD(device_attach, iavc_pci_attach),
+ { 0, 0 }
+};
+
+static driver_t iavc_pci_driver =
+{
+ "iavc",
+ iavc_pci_methods,
+ 0
+};
+
+static devclass_t iavc_pci_devclass;
+
+DRIVER_MODULE(iavc, pci, iavc_pci_driver, iavc_pci_devclass, 0, 0);
+
+/* Driver soft contexts */
+
+iavc_softc_t iavc_sc[IAVC_MAXUNIT];
+
+/*---------------------------------------------------------------------------*
+ *
+ *---------------------------------------------------------------------------*/
+
+static int
+iavc_pci_probe(device_t dev)
+{
+ u_int16_t did = pci_get_device(dev);
+ u_int16_t vid = pci_get_vendor(dev);
+
+ if ((vid == PCI_AVM_VID) && (did == PCI_AVMT1_DID)) {
+ device_set_desc(dev, "AVM T1 PCI");
+ } else if ((vid == PCI_AVM_VID) && (did == PCI_AVMB1_DID)) {
+ device_set_desc(dev, "AVM B1 PCI");
+ } else {
+ return(ENXIO);
+ }
+
+ return(0);
+}
+
+/*---------------------------------------------------------------------------*
+ *
+ *---------------------------------------------------------------------------*/
+
+static int
+iavc_pci_attach(device_t dev)
+{
+ struct iavc_softc *sc;
+ void *ih = 0;
+ u_int16_t did = pci_get_device(dev);
+ int unit = device_get_unit(dev), ret;
+
+ /* 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;
+
+ /* use the i/o mapped base address */
+
+ sc->sc_resources.io_rid[0] = 0x14;
+
+ if (!(sc->sc_resources.io_base[0] =
+ bus_alloc_resource(dev, SYS_RES_IOPORT,
+ &sc->sc_resources.io_rid[0],
+ 0UL, ~0UL, 1, 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]);
+ 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]);
+
+ /* use the memory mapped DMA controller */
+
+ sc->sc_resources.mem_rid = 0x10;
+
+ if (!(sc->sc_resources.mem =
+ bus_alloc_resource(dev, SYS_RES_MEMORY,
+ &sc->sc_resources.mem_rid,
+ 0UL, ~0UL, 1, RF_ACTIVE))) {
+ printf("iavc%d: can't allocate memory region\n", unit);
+ return(ENXIO);
+ }
+
+ sc->sc_membase = rman_get_start(sc->sc_resources.mem);
+ sc->sc_mem_bt = rman_get_bustag(sc->sc_resources.mem);
+ sc->sc_mem_bh = rman_get_bushandle(sc->sc_resources.mem);
+
+ /* do some detection */
+
+ sc->sc_t1 = FALSE;
+ sc->sc_dma = FALSE;
+ b1dma_reset(sc);
+
+ if (did == PCI_AVMT1_DID) {
+ sc->sc_capi.card_type = CARD_TYPEC_AVM_T1_PCI;
+ sc->sc_capi.sc_nbch = 30;
+ ret = t1_detect(sc);
+ if (ret) {
+ if (ret < 6) {
+ printf("iavc%d: no card detected?\n", sc->sc_unit);
+ } else {
+ printf("iavc%d: black box not on\n", sc->sc_unit);
+ }
+ return(ENXIO);
+ } else {
+ sc->sc_dma = TRUE;
+ sc->sc_t1 = TRUE;
+ }
+
+ } else if (did == PCI_AVMB1_DID) {
+ sc->sc_capi.card_type = CARD_TYPEC_AVM_B1_PCI;
+ sc->sc_capi.sc_nbch = 2;
+ ret = b1dma_detect(sc);
+ if (ret) {
+ ret = b1_detect(sc);
+ if (ret) {
+ printf("iavc%d: no card detected?\n", sc->sc_unit);
+ return(ENXIO);
+ }
+ } else {
+ sc->sc_dma = TRUE;
+ }
+ }
+
+ if (sc->sc_dma) b1dma_reset(sc);
+#if 0
+ if (sc->sc_t1) t1_reset(sc);
+ else b1_reset(sc);
+#endif
+
+ /* of course we need an interrupt */
+
+ sc->sc_resources.irq_rid = 0x00;
+
+ if(!(sc->sc_resources.irq =
+ bus_alloc_resource(dev, SYS_RES_IRQ,
+ &sc->sc_resources.irq_rid,
+ 0UL, ~0UL, 1, RF_SHAREABLE|RF_ACTIVE))) {
+ printf("iavc%d: can't allocate irq\n",unit);
+ return(ENXIO);
+ }
+
+ /* finalize our own context */
+
+ 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_pci", 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_pci_intr,
+ sc, &ih)) {
+ printf("iavc%d: irq setup failed\n", unit);
+ return(ENXIO);
+ }
+
+ /* the board is now ready to be loaded */
+
+ return(0);
+}
+
+/*---------------------------------------------------------------------------*
+ * IRQ handler
+ *---------------------------------------------------------------------------*/
+
+static void
+iavc_pci_intr(struct iavc_softc *sc)
+{
+ iavc_handle_intr(sc);
+}
+
+#endif
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