release/src-rt-6.x/linux/linux-2.6/arch/sh/drivers/pci/fixups-sh03.c

   1 #include <linux/kernel.h>
   2 #include <linux/init.h>
   3 #include <linux/types.h>
   4 #include <linux/pci.h>
   5
   6 int __init pcibios_map_platform_irq(struct pci_dev *dev, u8 slot, u8 pin)
   7 {
   8         int irq;
   9
  10         if (dev->bus->number == 0) {
  11                 switch (slot) {
  12                 case 4: return 5;       /* eth0       */
  13                 case 8: return 5;       /* eth1       */
  14                 case 6: return 2;       /* PCI bridge */
  15                 default:
  16                         printk(KERN_ERR "PCI: Bad IRQ mapping request "
  17                                         "for slot %d\n", slot);
  18                         return 2;
  19                 }
  20         } else {
  21                 switch (pin) {
  22                 case 0:   irq =  2; break;
  23                 case 1:   irq =  2; break;
  24                 case 2:   irq =  2; break;
  25                 case 3:   irq =  2; break;
  26                 case 4:   irq =  2; break;
  27                 default:  irq = -1; break;
  28                 }
  29         }
  30         return irq;
  31 }