diff options
Diffstat (limited to 'arch/mips/pci/fixup-jaguar.c')
| -rw-r--r-- | arch/mips/pci/fixup-jaguar.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/arch/mips/pci/fixup-jaguar.c b/arch/mips/pci/fixup-jaguar.c new file mode 100644 index 000000000000..6c5e1d47179c --- /dev/null +++ b/arch/mips/pci/fixup-jaguar.c @@ -0,0 +1,43 @@ +/* + * 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; +} |