/* * 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. * * Copyright (C) 2000, 2001, 04 Keith M Wesolowski */ #include <linux/init.h> #include <linux/kernel.h> #include <linux/pci.h> #include <linux/types.h> #include <asm/lasat/lasat.h> #include <irq.h> extern struct pci_ops nile4_pci_ops; extern struct pci_ops gt64xxx_pci0_ops; static struct resource lasat_pci_mem_resource = { .name = "LASAT PCI MEM", .start = 0x18000000, .end = 0x19ffffff, .flags = IORESOURCE_MEM, }; static struct resource lasat_pci_io_resource = { .name = "LASAT PCI IO", .start = 0x1a000000, .end = 0x1bffffff, .flags = IORESOURCE_IO, }; static struct pci_controller lasat_pci_controller = { .mem_resource = &lasat_pci_mem_resource, .io_resource = &lasat_pci_io_resource, }; static int __init lasat_pci_setup(void) { printk(KERN_DEBUG "PCI: starting\n"); if (IS_LASAT_200()) lasat_pci_controller.pci_ops = &nile4_pci_ops; else lasat_pci_controller.pci_ops = >64xxx_pci0_ops; register_pci_controller(&lasat_pci_controller); return 0; } arch_initcall(lasat_pci_setup); #define LASAT_IRQ_ETH1 (LASAT_IRQ_BASE + 0) #define LASAT_IRQ_ETH0 (LASAT_IRQ_BASE + 1) #define LASAT_IRQ_HDC (LASAT_IRQ_BASE + 2) #define LASAT_IRQ_COMP (LASAT_IRQ_BASE + 3) #define LASAT_IRQ_HDLC (LASAT_IRQ_BASE + 4) #define LASAT_IRQ_PCIA (LASAT_IRQ_BASE + 5) #define LASAT_IRQ_PCIB (LASAT_IRQ_BASE + 6) #define LASAT_IRQ_PCIC (LASAT_IRQ_BASE + 7) #define LASAT_IRQ_PCID (LASAT_IRQ_BASE + 8) int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin) { switch (slot) { case 1: case 2: case 3: return LASAT_IRQ_PCIA + (((slot-1) + (pin-1)) % 4); case 4: return LASAT_IRQ_ETH1; /* Ethernet 1 (LAN 2) */ case 5: return LASAT_IRQ_ETH0; /* Ethernet 0 (LAN 1) */ case 6: return LASAT_IRQ_HDC; /* IDE controller */ default: return 0xff; /* Illegal */ } return -1; } /* Do platform specific device initialization at pci_enable_device() time */ int pcibios_plat_dev_init(struct pci_dev *dev) { return 0; }