linux/arch/mips/pci/fixup-jaguar.c

44 lines
1.0 KiB
C

/*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
* Marvell MV64340 interrupt fixup code.
*
* Marvell wants an NDA for their docs so this was written without
* documentation. You've been warned.
*
* Copyright (C) 2004 Ralf Baechle (ralf@linux-mips.org)
*/
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/pci.h>
#include <asm/mipsregs.h>
/*
* WARNING: Example of how _NOT_ to do it.
*/
int __init pcibios_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
{
int bus = dev->bus->number;
if (bus == 0 && slot == 1)
return 3; /* PCI-X A */
if (bus == 0 && slot == 2)
return 4; /* PCI-X B */
if (bus == 1 && slot == 1)
return 5; /* PCI A */
if (bus == 1 && slot == 2)
return 6; /* PCI B */
return 0;
panic("Whooops in pcibios_map_irq");
}
/* Do platform specific device initialization at pci_enable_device() time */
int pcibios_plat_dev_init(struct pci_dev *dev)
{
return 0;
}