134 lines
3.6 KiB
C
134 lines
3.6 KiB
C
/*
|
|
* Copyright (c) 1996 John Hay.
|
|
* Copyright (c) 1996 SDL Communications, Inc.
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. Neither the name of the author nor the names of any co-contributors
|
|
* may be used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*
|
|
* $FreeBSD$
|
|
*/
|
|
|
|
#include "sr.h"
|
|
|
|
#include <sys/param.h>
|
|
#include <sys/systm.h>
|
|
#include <sys/kernel.h>
|
|
#include <sys/malloc.h>
|
|
|
|
#include <pci/pcivar.h>
|
|
|
|
#ifndef COMPAT_OLDPCI
|
|
#error "The sr device requires the old pci compatibility shims"
|
|
#endif
|
|
|
|
#ifndef BUGGY
|
|
#define BUGGY 0
|
|
#endif
|
|
|
|
/*
|
|
* The must match with the real functions in if_sr.c
|
|
*/
|
|
extern void *srattach_pci(int unit,
|
|
vm_offset_t plx_vaddr,
|
|
vm_offset_t sca_vaddr);
|
|
extern void srintr_hc(void *hc);
|
|
|
|
static const char *sr_pci_probe(pcici_t tag, pcidi_t type);
|
|
static void sr_pci_attach(pcici_t config_id, int unit);
|
|
|
|
static u_long src_count = NSR;
|
|
|
|
static struct pci_device sr_pci_driver =
|
|
{
|
|
"src",
|
|
sr_pci_probe,
|
|
sr_pci_attach,
|
|
&src_count,
|
|
NULL
|
|
};
|
|
|
|
COMPAT_PCI_DRIVER (sr_pci, sr_pci_driver);
|
|
|
|
static const char *
|
|
sr_pci_probe(pcici_t tag, pcidi_t type)
|
|
{
|
|
switch(type) {
|
|
case 0x556812aa:
|
|
return ("RISCom/N2pci");
|
|
break;
|
|
case 0x55684778:
|
|
case 0x55684877:
|
|
/*
|
|
* XXX This can probably be removed sometime.
|
|
*/
|
|
return ("RISCom/N2pci (old id)");
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
return (0);
|
|
}
|
|
|
|
static void
|
|
sr_pci_attach(pcici_t config_id, int unit)
|
|
{
|
|
void *hc;
|
|
#if BUGGY > 0
|
|
u_int *fecr;
|
|
#endif
|
|
vm_offset_t plx_vaddr, plx_paddr, sca_vaddr, sca_paddr;
|
|
|
|
#if BUGGY > 0
|
|
printf("srp: ID %x\n", pci_conf_read(config_id, 0));
|
|
printf("srp: BADR0 %x\n", pci_conf_read(config_id, 0x10));
|
|
printf("srp: BADR1 %x\n", pci_conf_read(config_id, 0x18));
|
|
#endif
|
|
if(!pci_map_mem(config_id, 0x10, &plx_vaddr, &plx_paddr)) {
|
|
printf("srp: map failed.\n");
|
|
return;
|
|
}
|
|
#if BUGGY > 0
|
|
printf("srp: vaddr %x, paddr %x\n", plx_vaddr, plx_paddr);
|
|
#endif
|
|
if(!pci_map_mem(config_id, 0x18, &sca_vaddr, &sca_paddr)) {
|
|
printf("srp: map failed.\n");
|
|
return;
|
|
}
|
|
#if BUGGY > 0
|
|
printf("srp: vaddr %x, paddr %x\n", sca_vaddr, sca_paddr);
|
|
fecr = (u_int *)(sca_vaddr + 0x200);
|
|
printf("srp: FECR %x\n", *fecr);
|
|
#endif
|
|
|
|
hc = srattach_pci(unit, plx_vaddr, sca_vaddr);
|
|
if(!hc)
|
|
return;
|
|
|
|
if(!pci_map_int(config_id, srintr_hc, (void *)hc, &net_imask)) {
|
|
free(hc, M_DEVBUF);
|
|
return;
|
|
}
|
|
}
|