143 lines
4.0 KiB
C
143 lines
4.0 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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* $FreeBSD$
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*/
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#include "vx.h"
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#if NVX > 0
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/eventhandler.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 <pci/pcivar.h>
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#include <dev/vx/if_vxreg.h>
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static void vx_pci_shutdown(void *, int);
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static const char *vx_pci_probe(pcici_t, pcidi_t);
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static void vx_pci_attach(pcici_t, int unit);
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static void
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vx_pci_shutdown(
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void *sc,
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int howto)
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{
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vxstop(sc);
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vxfree(sc);
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}
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static const char*
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vx_pci_probe(
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pcici_t config_id,
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pcidi_t device_id)
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{
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if(device_id == 0x590010b7ul)
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return "3COM 3C590 Etherlink III PCI";
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if(device_id == 0x595010b7ul || device_id == 0x595110b7ul ||
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device_id == 0x595210b7ul)
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return "3COM 3C595 Fast Etherlink III PCI";
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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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return "3COM 3C900 Etherlink XL PCI";
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if(device_id == 0x905010b7ul || device_id == 0x905110b7ul)
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return "3COM 3C905 Fast Etherlink XL PCI";
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#endif
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return NULL;
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}
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static void
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vx_pci_attach(
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pcici_t config_id,
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int unit)
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{
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struct vx_softc *sc;
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if (unit >= NVX) {
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printf("vx%d: not configured; kernel is built for only %d device%s.\n",
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unit, NVX, NVX == 1 ? "" : "s");
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return;
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}
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if ((sc = vxalloc(unit)) == NULL) {
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return;
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}
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sc->vx_io_addr = pci_conf_read(config_id, 0x10) & 0xffffffe0;
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if (vxattach(sc) == 0) {
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return;
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}
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/* defect check for 3C590 */
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if ((pci_conf_read(config_id, 0) >> 16) == 0x5900) {
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GO_WINDOW(0);
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if (vxbusyeeprom(sc))
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return;
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outw(BASE + VX_W0_EEPROM_COMMAND, EEPROM_CMD_RD | EEPROM_SOFT_INFO_2);
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if (vxbusyeeprom(sc))
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return;
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if (!(inw(BASE + 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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/*
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* Add shutdown hook so that DMA is disabled prior to reboot. Not
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* doing do could allow DMA to corrupt kernel memory during the
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* reboot before the driver initializes.
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*/
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EVENTHANDLER_REGISTER(shutdown_post_sync, vx_pci_shutdown, sc,
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SHUTDOWN_PRI_DEFAULT);
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pci_map_int(config_id, vxintr, (void *) sc, &net_imask);
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}
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static struct pci_device vxdevice = {
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"vx",
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vx_pci_probe,
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vx_pci_attach,
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&vx_count,
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NULL
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};
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COMPAT_PCI_DRIVER (vx, vxdevice);
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#endif /* NVX */
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