freebsd-dev/sys/pci/if_ar_p.c
2000-03-27 20:24:02 +00:00

122 lines
3.4 KiB
C

/*
* Copyright (c) 1999 John Hay.
* 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 "ar.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 ar device requires the old pci compatibility shims"
#endif
/*
* The must match with the real functions in if_ar.c
*/
extern void *arattach_pci(int unit, vm_offset_t mem_vaddr);
extern void arintr_hc(void *hc);
static const char *ar_pci_probe(pcici_t tag, pcidi_t type);
static void ar_pci_attach(pcici_t config_id, int unit);
static u_long arc_count = NAR;
static struct pci_device ar_pci_driver =
{
"ar",
ar_pci_probe,
ar_pci_attach,
&arc_count,
NULL
};
COMPAT_PCI_DRIVER (ar_pci, ar_pci_driver);
static const char *
ar_pci_probe(pcici_t tag, pcidi_t type)
{
switch(type) {
case 0x5012114f:
return ("Digi SYNC/570i-PCI 2 port");
break;
case 0x5010114f:
printf("Digi SYNC/570i-PCI 2 port (mapped below 1M)\n");
printf("Please change the jumper to select linear mode.\n");
break;
case 0x5013114f:
return ("Digi SYNC/570i-PCI 4 port");
break;
case 0x5011114f:
printf("Digi SYNC/570i-PCI 4 port (mapped below 1M)\n");
printf("Please change the jumper to select linear mode.\n");
break;
default:
break;
}
return (0);
}
static void
ar_pci_attach(pcici_t config_id, int unit)
{
u_char *inten;
void *hc;
vm_offset_t mem_vaddr, mem_paddr;
vm_offset_t plx_vaddr, plx_paddr;
if(!pci_map_mem(config_id, 0x10, &plx_vaddr, &plx_paddr)) {
printf("arp: map failed.\n");
return;
}
if(!pci_map_mem(config_id, 0x18, &mem_vaddr, &mem_paddr)) {
printf("arp: map failed.\n");
return;
}
hc = arattach_pci(unit, mem_vaddr);
if(!hc)
return;
/* Magic to enable the card to generate interrupts. */
inten = (u_char *)plx_vaddr;
inten[0x69] = 0x09;
if(!pci_map_int(config_id, arintr_hc, (void *)hc, &net_imask)) {
free(hc, M_DEVBUF);
return;
}
}