| Mark.Zhan | a240a46 | 2006-05-06 17:04:20 +0800 | [diff] [blame] | 1 | /* |
| 2 | * fixup-wrppmc.c: PPMC board specific PCI fixup |
| 3 | * |
| 4 | * This file is subject to the terms and conditions of the GNU General Public |
| 5 | * License. See the file "COPYING" in the main directory of this archive |
| 6 | * for more details. |
| 7 | * |
| 8 | * Copyright (C) 2006, Wind River Inc. Rongkai.zhan (rongkai.zhan@windriver.com) |
| 9 | */ |
| 10 | #include <linux/init.h> |
| 11 | #include <linux/pci.h> |
| 12 | #include <asm/gt64120.h> |
| 13 | |
| 14 | /* PCI interrupt pins */ |
| 15 | #define PCI_INTA 1 |
| 16 | #define PCI_INTB 2 |
| 17 | #define PCI_INTC 3 |
| 18 | #define PCI_INTD 4 |
| 19 | |
| 20 | #define PCI_SLOT_MAXNR 32 /* Each PCI bus has 32 physical slots */ |
| 21 | |
| 22 | static char pci_irq_tab[PCI_SLOT_MAXNR][5] __initdata = { |
| 23 | /* 0 INTA INTB INTC INTD */ |
| 24 | [0] = {0, 0, 0, 0, 0}, /* Slot 0: GT64120 PCI bridge */ |
| 25 | [6] = {0, WRPPMC_PCI_INTA_IRQ, 0, 0, 0}, |
| 26 | }; |
| 27 | |
| 28 | int __init pcibios_map_irq(struct pci_dev *dev, u8 slot, u8 pin) |
| 29 | { |
| 30 | return pci_irq_tab[slot][pin]; |
| 31 | } |
| 32 | |
| 33 | /* Do platform specific device initialization at pci_enable_device() time */ |
| 34 | int pcibios_plat_dev_init(struct pci_dev *dev) |
| 35 | { |
| 36 | return 0; |
| 37 | } |