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134 lines
3.6 KiB
C
134 lines
3.6 KiB
C
/*
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* Copyright (c) 1996 John Hay.
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* Copyright (c) 1996 SDL Communications, Inc.
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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 "sr.h"
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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/malloc.h>
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#include <pci/pcivar.h>
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#ifndef COMPAT_OLDPCI
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#error "The sr device requires the old pci compatibility shims"
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#endif
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#ifndef BUGGY
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#define BUGGY 0
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#endif
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/*
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* The must match with the real functions in if_sr.c
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*/
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extern void *srattach_pci(int unit,
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vm_offset_t plx_vaddr,
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vm_offset_t sca_vaddr);
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extern void srintr_hc(void *hc);
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static const char *sr_pci_probe(pcici_t tag, pcidi_t type);
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static void sr_pci_attach(pcici_t config_id, int unit);
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static u_long src_count = NSR;
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static struct pci_device sr_pci_driver =
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{
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"src",
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sr_pci_probe,
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sr_pci_attach,
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&src_count,
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NULL
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};
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COMPAT_PCI_DRIVER (sr_pci, sr_pci_driver);
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static const char *
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sr_pci_probe(pcici_t tag, pcidi_t type)
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{
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switch(type) {
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case 0x556812aa:
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return ("RISCom/N2pci");
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break;
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case 0x55684778:
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case 0x55684877:
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/*
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* XXX This can probably be removed sometime.
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*/
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return ("RISCom/N2pci (old id)");
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break;
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default:
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break;
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}
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return (0);
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}
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static void
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sr_pci_attach(pcici_t config_id, int unit)
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{
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void *hc;
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#if BUGGY > 0
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u_int *fecr;
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#endif
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vm_offset_t plx_vaddr, plx_paddr, sca_vaddr, sca_paddr;
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#if BUGGY > 0
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printf("srp: ID %x\n", pci_conf_read(config_id, 0));
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printf("srp: BADR0 %x\n", pci_conf_read(config_id, 0x10));
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printf("srp: BADR1 %x\n", pci_conf_read(config_id, 0x18));
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#endif
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if(!pci_map_mem(config_id, 0x10, &plx_vaddr, &plx_paddr)) {
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printf("srp: map failed.\n");
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return;
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}
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#if BUGGY > 0
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printf("srp: vaddr %x, paddr %x\n", plx_vaddr, plx_paddr);
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#endif
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if(!pci_map_mem(config_id, 0x18, &sca_vaddr, &sca_paddr)) {
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printf("srp: map failed.\n");
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return;
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}
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#if BUGGY > 0
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printf("srp: vaddr %x, paddr %x\n", sca_vaddr, sca_paddr);
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fecr = (u_int *)(sca_vaddr + 0x200);
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printf("srp: FECR %x\n", *fecr);
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#endif
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hc = srattach_pci(unit, plx_vaddr, sca_vaddr);
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if(!hc)
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return;
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if(!pci_map_int(config_id, srintr_hc, (void *)hc, &net_imask)) {
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free(hc, M_DEVBUF);
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return;
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}
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}
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