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ef544f6312
bus_setup_intr() o add an int return code to all fast handlers o retire INTR_FAST/IH_FAST For more info: http://docs.freebsd.org/cgi/getmsg.cgi?fetch=465712+0+current/freebsd-current Reviewed by: many Approved by: re@
214 lines
5.7 KiB
C
214 lines
5.7 KiB
C
/*-
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* Copyright (c) 2002 Matthew N. Dodd <winter@jurai.net>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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/*
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*
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* ===================================
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* HARP | Host ATM Research Platform
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* ===================================
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*
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*
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* This Host ATM Research Platform ("HARP") file (the "Software") is
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* made available by Network Computing Services, Inc. ("NetworkCS")
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* "AS IS". NetworkCS does not provide maintenance, improvements or
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* support of any kind.
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*
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* NETWORKCS MAKES NO WARRANTIES OR REPRESENTATIONS, EXPRESS OR IMPLIED,
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* INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF MERCHANTABILITY
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* AND FITNESS FOR A PARTICULAR PURPOSE, AS TO ANY ELEMENT OF THE
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* SOFTWARE OR ANY SUPPORT PROVIDED IN CONNECTION WITH THIS SOFTWARE.
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* In no event shall NetworkCS be responsible for any damages, including
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* but not limited to consequential damages, arising from or relating to
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* any use of the Software or related support.
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*
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* Copyright 1994-1998 Network Computing Services, Inc.
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*
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* Copies of this Software may be made, however, the above copyright
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* notice must be reproduced on all copies.
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*
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*/
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/socket.h>
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#include <sys/socketvar.h>
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#include <sys/kernel.h>
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#include <sys/lock.h>
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#include <sys/malloc.h>
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#include <sys/socket.h>
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#include <sys/sysctl.h>
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#include <sys/bus.h>
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#include <sys/conf.h>
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#include <sys/module.h>
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#include <machine/bus.h>
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#include <machine/resource.h>
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#include <sys/rman.h>
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#include <net/if.h>
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#include <netatm/port.h>
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#include <netatm/queue.h>
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#include <netatm/atm.h>
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#include <netatm/atm_sys.h>
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#include <netatm/atm_sap.h>
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#include <netatm/atm_cm.h>
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#include <netatm/atm_if.h>
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#include <netatm/atm_stack.h>
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#include <netatm/atm_pcb.h>
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#include <netatm/atm_var.h>
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#include <dev/pci/pcireg.h>
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#include <dev/pci/pcivar.h>
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#include <dev/hfa/fore.h>
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#include <dev/hfa/fore_aali.h>
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#include <dev/hfa/fore_slave.h>
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#include <dev/hfa/fore_stats.h>
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#include <dev/hfa/fore_var.h>
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#include <dev/hfa/fore_include.h>
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#include <dev/hfa/hfa_freebsd.h>
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static int hfa_pci_probe(device_t);
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static int hfa_pci_attach(device_t);
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#define FORE_PCA200EPC_ID 0x0300
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static int
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hfa_pci_probe (dev)
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device_t dev;
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{
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if ((pci_get_vendor(dev) == FORE_VENDOR_ID) &&
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(pci_get_device(dev) == FORE_PCA200EPC_ID)) {
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device_set_desc(dev, "FORE Systems PCA-200EPC ATM");
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return (BUS_PROBE_DEFAULT);
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}
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return (ENXIO);
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}
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static int
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hfa_pci_attach (dev)
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device_t dev;
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{
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struct hfa_softc *sc;
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Fore_unit *fup;
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u_int32_t command;
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vm_offset_t va;
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int error;
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sc = device_get_softc(dev);
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fup = &sc->fup;
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error = 0;
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pci_enable_busmaster(dev);
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sc->mem_rid = PCA200E_PCI_MEMBASE;
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sc->mem_type = SYS_RES_MEMORY;
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sc->irq_rid = 0;
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error = hfa_alloc(dev);
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if (error) {
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device_printf(dev, "hfa_alloc() failed.\n");
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goto fail;
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}
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va = (vm_offset_t) rman_get_virtual(sc->mem);
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fup->fu_ram = (Fore_mem *)va;
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fup->fu_ramsize = PCA200E_RAM_SIZE;
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fup->fu_mon = (Mon960 *)(fup->fu_ram + MON960_BASE);
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fup->fu_ctlreg = (Fore_reg *)(va + PCA200E_HCR_OFFSET);
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fup->fu_imask = (Fore_reg *)(va + PCA200E_IMASK_OFFSET);
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fup->fu_psr = (Fore_reg *)(va + PCA200E_PSR_OFFSET);
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/*
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* Convert Endianess of Slave RAM accesses
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*/
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command = pci_read_config(dev, PCA200E_PCI_MCTL, 4);
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command |= PCA200E_MCTL_SWAP;
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pci_write_config(dev, PCA200E_PCI_MCTL, command, 4);
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/*
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* Map interrupt in
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*/
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error = bus_setup_intr(dev, sc->irq, INTR_TYPE_NET,
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NULL, hfa_intr, sc, &sc->irq_ih);
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if (error) {
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device_printf(dev, "Interrupt handler setup failed.\n");
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goto fail;
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}
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fup->fu_config.ac_bustype = BUS_PCI;
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fup->fu_config.ac_busslot = (pci_get_bus(dev) << 8)| pci_get_slot(dev);
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switch (pci_get_device(dev)) {
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case FORE_PCA200EPC_ID:
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fup->fu_config.ac_device = DEV_FORE_PCA200E;
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break;
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default:
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fup->fu_config.ac_device = DEV_UNKNOWN;
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break;
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}
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error = hfa_attach(dev);
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if (error) {
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device_printf(dev, "hfa_attach() failed.\n");
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goto fail;
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}
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return (0);
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fail:
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hfa_detach(dev);
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return (error);
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}
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static device_method_t hfa_pci_methods[] = {
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DEVMETHOD(device_probe, hfa_pci_probe),
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DEVMETHOD(device_attach, hfa_pci_attach),
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DEVMETHOD(device_detach, hfa_detach),
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{ 0, 0 }
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};
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static driver_t hfa_pci_driver = {
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"hfa",
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hfa_pci_methods,
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sizeof(struct hfa_softc)
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};
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DRIVER_MODULE(hfa, pci, hfa_pci_driver, hfa_devclass, 0, 0);
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MODULE_DEPEND(hfa, hfa, 1, 1, 1);
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MODULE_DEPEND(hfa, pci, 1, 1, 1);
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