if_ed_pci.c revision 17877 
1/*
2 *
3 * Copyright (c) 1996 Stefan Esser <se@freebsd.org>
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 *    notice immediately at the beginning of the file, without modification,
11 *    this list of conditions, and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 * 3. Absolutely no warranty of function or purpose is made by the author
16 *    Stefan Esser.
17 * 4. Modifications may be freely made to this file if the above conditions
18 *    are met.
19 *
20 *	$Id: if_ed_p.c,v 1.3 1996/06/14 11:02:07 asami Exp $
21 */
22
23#include "pci.h"
24#if NPCI > 0
25
26#include <sys/param.h>
27#include <sys/systm.h>
28#include <sys/malloc.h>
29#include <sys/kernel.h>
30#include <pci/pcireg.h>
31#include <pci/pcivar.h>
32
33#include <ed.h>
34
35#define PCI_DEVICE_ID_NE2000	0x802910ec
36
37extern void *ed_attach_NE2000_pci __P((int, int));
38
39static char* ed_pci_probe __P((pcici_t tag, pcidi_t type));
40static void ed_pci_attach __P((pcici_t config_id, int unit));
41
42static u_long ed_pci_count = NED;
43
44static struct pci_device ed_pci_driver = {
45	"ed",
46	ed_pci_probe,
47	ed_pci_attach,
48	&ed_pci_count,
49	NULL
50};
51
52DATA_SET (pcidevice_set, ed_pci_driver);
53
54static char*
55ed_pci_probe (pcici_t tag, pcidi_t type)
56{
57	switch(type) {
58	case PCI_DEVICE_ID_NE2000:
59		return ("NE2000 compatible PCI Ethernet adapter");
60		break;
61	default:
62		break;
63	}
64	return (0);
65}
66
67void edintr_sc (void*);
68
69static void
70ed_pci_attach(config_id, unit)
71	pcici_t config_id;
72	int	unit;
73{
74	u_long io_port;
75	void *ed; /* device specific data ... */
76
77	io_port = pci_conf_read(config_id, PCI_MAP_REG_START) & ~PCI_MAP_IO;
78
79	ed = ed_attach_NE2000_pci(unit, io_port);
80	if (!ed)
81		return;
82
83	if(!(pci_map_int(config_id, edintr_sc, (void *)ed, &net_imask))) {
84		free (ed, M_DEVBUF);
85		return;
86	}
87
88	return;
89}
90
91#endif /* NPCI > 0 */
92
93