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#define COMPAT_PCI_DRIVER(name,data) DATA_SET(pcidevice_set,data) .. to 2.2.x and 3.x if people think it's worth it. Driver writers can do this if it's not defined. (The reason for this is that I'm trying to progressively eliminate use of linker_sets where it hurts modularity and runtime load capability, and these DATA_SET's keep getting in the way.)
135 lines
3.6 KiB
C
135 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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* $Id: if_sr_p.c,v 1.8 1999/04/24 20:14:01 peter Exp $
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*/
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#include "pci.h"
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#if NPCI > 0
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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 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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#endif /* NPCI > 0 */
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