freebsd-nq/sys/i386/eisa/if_vx_eisa.c
1998-02-20 13:11:54 +00:00

183 lines
4.7 KiB
C

/*
* Copyright (C) 1996 Naoki Hamada <nao@tom-yam.or.jp>
* 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.
*
*/
#include "eisa.h"
#if NEISA > 0
#include "vx.h"
#if NVX > 0
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/socket.h>
#include <net/if.h>
#include <net/if_arp.h>
#include <i386/eisa/eisaconf.h>
#include <dev/vx/if_vxreg.h>
#define EISA_DEVICE_ID_3COM_3C592 0x506d5920
#define EISA_DEVICE_ID_3COM_3C597_TX 0x506d5970
#define EISA_DEVICE_ID_3COM_3C597_T4 0x506d5971
#define EISA_DEVICE_ID_3COM_3C597_MII 0x506d5972
#define VX_EISA_SLOT_OFFSET 0x0c80
#define VX_EISA_IOSIZE 0x000a
#define VX_RESOURCE_CONFIG 0x0008
static const char *vx_match __P((eisa_id_t type));
static int vx_eisa_probe __P((void));
static int vx_eisa_attach __P((struct eisa_device *));
static struct eisa_driver vx_eisa_driver = {
"vx",
vx_eisa_probe,
vx_eisa_attach,
/* shutdown */ NULL,
&vx_count
};
DATA_SET(eisadriver_set, vx_eisa_driver);
static const char*
vx_match(type)
eisa_id_t type;
{
switch (type) {
case EISA_DEVICE_ID_3COM_3C592:
return "3Com 3C592 Network Adapter";
break;
case EISA_DEVICE_ID_3COM_3C597_TX:
return "3Com 3C597-TX Network Adapter";
break;
case EISA_DEVICE_ID_3COM_3C597_T4:
return "3Com 3C597-T4 Network Adapter";
break;
case EISA_DEVICE_ID_3COM_3C597_MII:
return "3Com 3C597-MII Network Adapter";
break;
default:
break;
}
return (NULL);
}
static int
vx_eisa_probe(void)
{
u_long iobase;
struct eisa_device *e_dev = NULL;
int count;
count = 0;
while ((e_dev = eisa_match_dev(e_dev, vx_match))) {
u_long port;
port = e_dev->ioconf.slot * EISA_SLOT_SIZE;
iobase = port + VX_EISA_SLOT_OFFSET;
eisa_add_iospace(e_dev, iobase, VX_EISA_IOSIZE, RESVADDR_NONE);
eisa_add_iospace(e_dev, port, VX_IOSIZE, RESVADDR_NONE);
/* Set irq */
eisa_add_intr(e_dev, inw(iobase + VX_RESOURCE_CONFIG) >> 12);
eisa_registerdev(e_dev, &vx_eisa_driver);
count++;
}
return count;
}
static int
vx_eisa_attach(e_dev)
struct eisa_device *e_dev;
{
struct vx_softc *sc;
int unit = e_dev->unit;
int irq;
resvaddr_t *ioport;
resvaddr_t *eisa_ioport;
u_char level_intr;
if (TAILQ_FIRST(&e_dev->ioconf.irqs) == NULL)
return (-1);
irq = TAILQ_FIRST(&e_dev->ioconf.irqs)->irq_no;
ioport = e_dev->ioconf.ioaddrs.lh_first;
if (!ioport)
return -1;
eisa_ioport = ioport->links.le_next;
if (!eisa_ioport)
return -1;
eisa_reg_start(e_dev);
if (eisa_reg_iospace(e_dev, ioport))
return -1;
if (eisa_reg_iospace(e_dev, eisa_ioport))
return -1;
if ((sc = vxalloc(unit)) == NULL)
return -1;
sc->vx_io_addr = ioport->addr;
level_intr = FALSE;
if (eisa_reg_intr(e_dev, irq, (void (*)(void *)) vxintr, (void *) sc, &net_imask,
/* shared == */ level_intr)) {
vxfree(sc);
return -1;
}
eisa_reg_end(e_dev);
/* Now the registers are availible through the lower ioport */
vxattach(sc);
if (eisa_enable_intr(e_dev, irq)) {
vxfree(sc);
eisa_release_intr(e_dev, irq, (void (*)(void *)) vxintr);
return -1;
}
return 0;
}
#endif /* NVX > 0 */
#endif /* NEISA > 0 */