arch/mips/pci/fixup-ocelot-g.c

   1 /*
   2  * This program is free software; you can redistribute  it and/or modify it
   3  * under  the terms of  the GNU General  Public License as published by the
   4  * Free Software Foundation;  either version 2 of the  License, or (at your
   5  * option) any later version.
   6  *
   7  * Copyright (C) 2004 Ralf Baechle (ralf@linux-mips.org)
   8  */
   9 #include <linux/types.h>
  10 #include <linux/pci.h>
  11 #include <linux/kernel.h>
  12 #include <linux/init.h>
  13
  14 int __init pcibios_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
  15 {
  16         int bus = dev->bus->number;
  17
  18         if (bus == 0 && slot == 1)      /* Intel 82543 Gigabit MAC */
  19                 return 2;               /* irq_nr is 2 for INT0 */
  20
  21         if (bus == 0 && slot == 2)      /* Intel 82543 Gigabit MAC */
  22                 return 3;               /* irq_nr is 3 for INT1 */
  23
  24         if (bus == 1 && slot == 3)      /* Intel 21555 bridge */
  25                 return 5;               /* irq_nr is 8 for INT6 */
  26
  27         if (bus == 1 && slot == 4)      /* PMC Slot */
  28                 return 9;               /* irq_nr is 9 for INT7 */
  29
  30         return -1;
  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 }