182 lines
4.9 KiB
C
182 lines
4.9 KiB
C
/*
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* Copyright (C) 1996 Naoki Hamada <nao@tom-yam.or.jp>
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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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* 3. Neither the name of the author nor the names of any co-contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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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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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/kernel.h>
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#include <sys/socket.h>
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#include <net/if.h>
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#include <net/if_arp.h>
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#include <machine/bus_pio.h>
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#include <machine/bus.h>
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#include <machine/resource.h>
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#include <sys/bus.h>
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#include <sys/rman.h>
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#include <dev/pci/pcivar.h>
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#include <dev/pci/pcireg.h>
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#include <dev/vx/if_vxreg.h>
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static void vx_pci_shutdown(device_t);
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static int vx_pci_probe(device_t);
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static int vx_pci_attach(device_t);
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static device_method_t vx_methods[] = {
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/* Device interface */
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DEVMETHOD(device_probe, vx_pci_probe),
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DEVMETHOD(device_attach, vx_pci_attach),
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DEVMETHOD(device_shutdown, vx_pci_shutdown),
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{ 0, 0 }
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};
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static driver_t vx_driver = {
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"vx",
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vx_methods,
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sizeof(struct vx_softc)
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};
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static devclass_t vx_devclass;
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DRIVER_MODULE(vx, pci, vx_driver, vx_devclass, 0, 0);
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MODULE_DEPEND(vx, pci, 1, 1, 1);
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MODULE_DEPEND(vx, ether, 1, 1, 1);
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static void
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vx_pci_shutdown(
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device_t dev)
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{
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struct vx_softc *sc;
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sc = device_get_softc(dev);
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vxstop(sc);
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return;
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}
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static int
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vx_pci_probe(
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device_t dev)
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{
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u_int32_t device_id;
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device_id = pci_read_config(dev, PCIR_DEVVENDOR, 4);
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if(device_id == 0x590010b7ul) {
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device_set_desc(dev, "3COM 3C590 Etherlink III PCI");
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return(0);
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}
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if(device_id == 0x595010b7ul || device_id == 0x595110b7ul ||
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device_id == 0x595210b7ul) {
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device_set_desc(dev, "3COM 3C595 Etherlink III PCI");
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return(0);
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}
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/*
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* The (Fast) Etherlink XL adapters are now supported by
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* the xl driver, which uses bus master DMA and is much
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* faster. (And which also supports the 3c905B.
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*/
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#ifdef VORTEX_ETHERLINK_XL
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if(device_id == 0x900010b7ul || device_id == 0x900110b7ul) {
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device_set_desc(dev, "3COM 3C900 Etherlink XL PCI");
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return(0);
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}
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if(device_id == 0x905010b7ul || device_id == 0x905110b7ul) {
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device_set_desc(dev, "3COM 3C905 Etherlink XL PCI");
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return(0);
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}
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#endif
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return (ENXIO);
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}
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static int
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vx_pci_attach(
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device_t dev)
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{
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struct vx_softc *sc;
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int rid;
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sc = device_get_softc(dev);
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rid = PCIR_BAR(0);
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sc->vx_res = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid,
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0, ~0, 1, RF_ACTIVE);
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if (sc->vx_res == NULL)
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goto bad;
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sc->vx_btag = rman_get_bustag(sc->vx_res);
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sc->vx_bhandle = rman_get_bushandle(sc->vx_res);
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rid = 0;
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sc->vx_irq = bus_alloc_resource(dev, SYS_RES_IRQ, &rid, 0, ~0, 1,
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RF_SHAREABLE | RF_ACTIVE);
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if (sc->vx_irq == NULL)
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goto bad;
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if (bus_setup_intr(dev, sc->vx_irq, INTR_TYPE_NET,
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vxintr, sc, &sc->vx_intrhand))
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goto bad;
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if (vxattach(sc) == 0) {
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goto bad;
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}
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/* defect check for 3C590 */
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if ((pci_read_config(dev, PCIR_DEVVENDOR, 4) >> 16) == 0x5900) {
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GO_WINDOW(0);
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if (vxbusyeeprom(sc))
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goto bad;
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CSR_WRITE_2(sc, VX_W0_EEPROM_COMMAND,
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EEPROM_CMD_RD | EEPROM_SOFT_INFO_2);
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if (vxbusyeeprom(sc))
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goto bad;
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if (!(CSR_READ_2(sc, VX_W0_EEPROM_DATA) & NO_RX_OVN_ANOMALY)) {
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printf("Warning! Defective early revision adapter!\n");
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}
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}
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return(0);
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bad:
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if (sc->vx_intrhand != NULL)
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bus_teardown_intr(dev, sc->vx_irq, sc->vx_intrhand);
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if (sc->vx_res != NULL)
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bus_release_resource(dev, SYS_RES_IOPORT, 0, sc->vx_res);
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if (sc->vx_irq != NULL)
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bus_release_resource(dev, SYS_RES_IRQ, 0, sc->vx_irq);
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return(ENXIO);
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}
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