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-rw-r--r--sys/dev/hfa/hfa_pci.c226
1 files changed, 226 insertions, 0 deletions
diff --git a/sys/dev/hfa/hfa_pci.c b/sys/dev/hfa/hfa_pci.c
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+++ b/sys/dev/hfa/hfa_pci.c
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+/*-
+ * Copyright (c) 2002 Matthew N. Dodd <winter@jurai.net>
+ * 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.
+ *
+ * $FreeBSD$
+ */
+
+/*
+ *
+ * ===================================
+ * HARP | Host ATM Research Platform
+ * ===================================
+ *
+ *
+ * This Host ATM Research Platform ("HARP") file (the "Software") is
+ * made available by Network Computing Services, Inc. ("NetworkCS")
+ * "AS IS". NetworkCS does not provide maintenance, improvements or
+ * support of any kind.
+ *
+ * NETWORKCS MAKES NO WARRANTIES OR REPRESENTATIONS, EXPRESS OR IMPLIED,
+ * INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS FOR A PARTICULAR PURPOSE, AS TO ANY ELEMENT OF THE
+ * SOFTWARE OR ANY SUPPORT PROVIDED IN CONNECTION WITH THIS SOFTWARE.
+ * In no event shall NetworkCS be responsible for any damages, including
+ * but not limited to consequential damages, arising from or relating to
+ * any use of the Software or related support.
+ *
+ * Copyright 1994-1998 Network Computing Services, Inc.
+ *
+ * Copies of this Software may be made, however, the above copyright
+ * notice must be reproduced on all copies.
+ *
+ */
+
+#include <sys/param.h>
+#include <sys/systm.h>
+#include <sys/socket.h>
+#include <sys/socketvar.h>
+#include <sys/kernel.h>
+#include <sys/lock.h>
+#include <sys/malloc.h>
+#include <sys/socket.h>
+#include <sys/sysctl.h>
+
+#include <sys/bus.h>
+#include <sys/conf.h>
+
+#include <sys/module.h>
+#include <machine/bus_memio.h>
+#include <machine/bus.h>
+#include <machine/resource.h>
+#include <sys/rman.h>
+
+#include <net/if.h>
+#include <netatm/port.h>
+#include <netatm/queue.h>
+#include <netatm/atm.h>
+#include <netatm/atm_sys.h>
+#include <netatm/atm_sap.h>
+#include <netatm/atm_cm.h>
+#include <netatm/atm_if.h>
+#include <netatm/atm_stack.h>
+#include <netatm/atm_pcb.h>
+#include <netatm/atm_var.h>
+
+#include <dev/pci/pcireg.h>
+#include <dev/pci/pcivar.h>
+
+#include <dev/hfa/fore.h>
+#include <dev/hfa/fore_aali.h>
+#include <dev/hfa/fore_slave.h>
+#include <dev/hfa/fore_stats.h>
+#include <dev/hfa/fore_var.h>
+#include <dev/hfa/fore_include.h>
+
+#include <dev/hfa/hfa_freebsd.h>
+
+static int hfa_pci_probe(device_t);
+static int hfa_pci_attach(device_t);
+
+#define FORE_PCA200EPC_ID 0x0300
+
+static int
+hfa_pci_probe (dev)
+ device_t dev;
+{
+ if ((pci_get_vendor(dev) == FORE_VENDOR_ID) &&
+ (pci_get_device(dev) == FORE_PCA200EPC_ID)) {
+ device_set_desc(dev, "FORE Systems PCA-200EPC ATM");
+ return (0);
+ }
+
+ return (ENXIO);
+}
+
+static int
+hfa_pci_attach (dev)
+ device_t dev;
+{
+ struct hfa_softc *sc;
+ Fore_unit *fup;
+ u_int32_t command;
+ vm_offset_t va;
+ int error;
+
+ sc = device_get_softc(dev);
+ fup = &sc->fup;
+ error = 0;
+
+ switch (pci_get_device(dev)) {
+ case FORE_PCA200EPC_ID:
+ fup->fu_config.ac_device = DEV_FORE_PCA200E;
+ break;
+ default:
+ fup->fu_config.ac_device = DEV_UNKNOWN;
+ break;
+ }
+
+ pci_enable_busmaster(dev);
+ command = pci_read_config(dev, PCIR_COMMAND, 2);
+ if ((command & PCIM_CMD_BUSMASTEREN) == 0) {
+ device_printf(dev, "Unable to enable PCI busmastering.\n");
+ error = ENXIO;
+ goto fail;
+ }
+
+ pci_enable_io(dev, SYS_RES_MEMORY);
+ command = pci_read_config(dev, PCIR_COMMAND, 2);
+ if ((command & PCIM_CMD_MEMEN) == 0) {
+ device_printf(dev, "Unable to enable PCI memory resources.\n");
+ error = ENXIO;
+ goto fail;
+ }
+
+ sc->mem_rid = PCA200E_PCI_MEMBASE;
+ sc->mem_type = SYS_RES_MEMORY;
+ sc->irq_rid = 0;
+
+ error = hfa_alloc(dev);
+ if (error) {
+ device_printf(dev, "hfa_alloc() failed.\n");
+ goto fail;
+ }
+
+ va = (vm_offset_t) rman_get_virtual(sc->mem);
+
+ fup->fu_ram = (Fore_mem *)va;
+ fup->fu_ramsize = PCA200E_RAM_SIZE;
+ fup->fu_mon = (Mon960 *)(fup->fu_ram + MON960_BASE);
+ fup->fu_ctlreg = (Fore_reg *)(va + PCA200E_HCR_OFFSET);
+ fup->fu_imask = (Fore_reg *)(va + PCA200E_IMASK_OFFSET);
+ fup->fu_psr = (Fore_reg *)(va + PCA200E_PSR_OFFSET);
+
+ /*
+ * Convert Endianess of Slave RAM accesses
+ */
+ command = pci_read_config(dev, PCA200E_PCI_MCTL, 4);
+ command |= PCA200E_MCTL_SWAP;
+ pci_write_config(dev, PCA200E_PCI_MCTL, command, 4);
+
+ /*
+ * Map interrupt in
+ */
+ error = bus_setup_intr(dev, sc->irq, INTR_TYPE_NET,
+ hfa_intr, sc, &sc->irq_ih);
+ if (error) {
+ device_printf(dev, "Interrupt handler setup failed.\n");
+ goto fail;
+ }
+
+ fup->fu_config.ac_bustype = BUS_PCI;
+ fup->fu_config.ac_busslot = (pci_get_bus(dev) << 8)| pci_get_slot(dev);
+
+ error = hfa_attach(dev);
+ if (error) {
+ device_printf(dev, "hfa_attach() failed.\n");
+ goto fail;
+ }
+
+ return (0);
+
+fail:
+ hfa_detach(dev);
+
+ return (error);
+}
+
+static device_method_t hfa_pci_methods[] = {
+ DEVMETHOD(device_probe, hfa_pci_probe),
+ DEVMETHOD(device_attach, hfa_pci_attach),
+
+ DEVMETHOD(device_detach, hfa_detach),
+
+ { 0, 0 }
+};
+
+static driver_t hfa_pci_driver = {
+ "hfa",
+ hfa_pci_methods,
+ sizeof(struct hfa_softc)
+};
+
+DRIVER_MODULE(hfa, pci, hfa_pci_driver, hfa_devclass, 0, 0);
+MODULE_DEPEND(hfa, hfa, 1, 1, 1);
+MODULE_DEPEND(hfa, pci, 1, 1, 1);
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