|  | /* | 
|  | * arch/sh/drivers/pci/ops-snapgear.c | 
|  | * | 
|  | * Author:  David McCullough <davidm@snapgear.com> | 
|  | * | 
|  | * Ported to new API by Paul Mundt <lethal@linux-sh.org> | 
|  | * | 
|  | * Highly leveraged from pci-bigsur.c, written by Dustin McIntire. | 
|  | * | 
|  | * May be copied or modified under the terms of the GNU General Public | 
|  | * License.  See linux/COPYING for more information. | 
|  | * | 
|  | * PCI initialization for the SnapGear boards | 
|  | */ | 
|  | #include <linux/kernel.h> | 
|  | #include <linux/types.h> | 
|  | #include <linux/init.h> | 
|  | #include <linux/pci.h> | 
|  | #include "pci-sh4.h" | 
|  |  | 
|  | int __init pcibios_map_platform_irq(struct pci_dev *pdev, u8 slot, u8 pin) | 
|  | { | 
|  | int irq = -1; | 
|  |  | 
|  | switch (slot) { | 
|  | case 8:  /* the PCI bridge */ break; | 
|  | case 11: irq = 8;  break; /* USB    */ | 
|  | case 12: irq = 11; break; /* PCMCIA */ | 
|  | case 13: irq = 5;  break; /* eth0   */ | 
|  | case 14: irq = 8;  break; /* eth1   */ | 
|  | case 15: irq = 11; break; /* safenet (unused) */ | 
|  | } | 
|  |  | 
|  | printk("PCI: Mapping SnapGear IRQ for slot %d, pin %c to irq %d\n", | 
|  | slot, pin - 1 + 'A', irq); | 
|  |  | 
|  | return irq; | 
|  | } |