2 * This file is subject to the terms and conditions of the GNU General Public
3 * License. See the file "COPYING" in the main directory of this archive
6 * Copyright (C) 2000, 2001, 04 Keith M Wesolowski
8 #include <linux/init.h>
9 #include <linux/kernel.h>
10 #include <linux/pci.h>
11 #include <linux/types.h>
13 #include <asm/bootinfo.h>
17 extern struct pci_ops nile4_pci_ops;
18 extern struct pci_ops gt64xxx_pci0_ops;
19 static struct resource lasat_pci_mem_resource = {
20 .name = "LASAT PCI MEM",
23 .flags = IORESOURCE_MEM,
26 static struct resource lasat_pci_io_resource = {
27 .name = "LASAT PCI IO",
30 .flags = IORESOURCE_IO,
33 static struct pci_controller lasat_pci_controller = {
34 .mem_resource = &lasat_pci_mem_resource,
35 .io_resource = &lasat_pci_io_resource,
38 static int __init lasat_pci_setup(void)
40 printk(KERN_DEBUG "PCI: starting\n");
42 switch (mips_machtype) {
44 lasat_pci_controller.pci_ops = >64xxx_pci0_ops;
47 lasat_pci_controller.pci_ops = &nile4_pci_ops;
50 panic("pcibios_init: mips_machtype incorrect");
53 register_pci_controller(&lasat_pci_controller);
58 arch_initcall(lasat_pci_setup);
60 #define LASAT_IRQ_ETH1 (LASAT_IRQ_BASE + 0)
61 #define LASAT_IRQ_ETH0 (LASAT_IRQ_BASE + 1)
62 #define LASAT_IRQ_HDC (LASAT_IRQ_BASE + 2)
63 #define LASAT_IRQ_COMP (LASAT_IRQ_BASE + 3)
64 #define LASAT_IRQ_HDLC (LASAT_IRQ_BASE + 4)
65 #define LASAT_IRQ_PCIA (LASAT_IRQ_BASE + 5)
66 #define LASAT_IRQ_PCIB (LASAT_IRQ_BASE + 6)
67 #define LASAT_IRQ_PCIC (LASAT_IRQ_BASE + 7)
68 #define LASAT_IRQ_PCID (LASAT_IRQ_BASE + 8)
70 int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
76 return LASAT_IRQ_PCIA + (((slot-1) + (pin-1)) % 4);
78 return LASAT_IRQ_ETH1; /* Ethernet 1 (LAN 2) */
80 return LASAT_IRQ_ETH0; /* Ethernet 0 (LAN 1) */
82 return LASAT_IRQ_HDC; /* IDE controller */
84 return 0xff; /* Illegal */
90 /* Do platform specific device initialization at pci_enable_device() time */
91 int pcibios_plat_dev_init(struct pci_dev *dev)