1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
|
/*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
* Copyright (C) 2000, 2001, 04 Keith M Wesolowski
*/
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/pci.h>
#include <linux/types.h>
#include <linux/interrupt.h>
#include <linux/pci.h>
#include <linux/delay.h>
#include <asm/bootinfo.h>
extern struct pci_ops nile4_pci_ops;
extern struct pci_ops gt64120_pci_ops;
static struct resource lasat_pci_mem_resource = {
.name = "LASAT PCI MEM",
.start = 0x18000000,
.end = 0x19FFFFFF,
.flags = IORESOURCE_MEM,
};
static struct resource lasat_pci_io_resource = {
.name = "LASAT PCI IO",
.start = 0x1a000000,
.end = 0x1bFFFFFF,
.flags = IORESOURCE_IO,
};
static struct pci_controller lasat_pci_controller = {
.mem_resource = &lasat_pci_mem_resource,
.io_resource = &lasat_pci_io_resource,
};
static int __init lasat_pci_setup(void)
{
printk("PCI: starting\n");
switch (mips_machtype) {
case MACH_LASAT_100:
lasat_pci_controller.pci_ops = >64120_pci_ops;
break;
case MACH_LASAT_200:
lasat_pci_controller.pci_ops = &nile4_pci_ops;
break;
default:
panic("pcibios_init: mips_machtype incorrect");
}
register_pci_controller(&lasat_pci_controller);
return 0;
}
early_initcall(lasat_pci_setup);
#define LASATINT_ETH1 0
#define LASATINT_ETH0 1
#define LASATINT_HDC 2
#define LASATINT_COMP 3
#define LASATINT_HDLC 4
#define LASATINT_PCIA 5
#define LASATINT_PCIB 6
#define LASATINT_PCIC 7
#define LASATINT_PCID 8
int __init pcibios_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
{
switch (slot) {
case 1:
return LASATINT_PCIA; /* Expansion Module 0 */
case 2:
return LASATINT_PCIB; /* Expansion Module 1 */
case 3:
return LASATINT_PCIC; /* Expansion Module 2 */
case 4:
return LASATINT_ETH1; /* Ethernet 1 (LAN 2) */
case 5:
return LASATINT_ETH0; /* Ethernet 0 (LAN 1) */
case 6:
return LASATINT_HDC; /* IDE controller */
default:
return 0xff; /* Illegal */
}
return -1;
}
/* Do platform specific device initialization at pci_enable_device() time */
int pcibios_plat_dev_init(struct pci_dev *dev)
{
return 0;
}
|
