LXR linux/arch/mips/pci/fixup-wrppmc.c

   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
  22static 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
  28int __init pcibios_map_irq(const 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 */
  34int pcibios_plat_dev_init(struct pci_dev *dev)
  35{
  36        return 0;
  37}
  38