pci.h
上传用户:szlgq88
上传日期:2009-04-28
资源大小:48287k
文件大小:1k
- /*
- * linux/include/asm-generic/pci.h
- *
- * Copyright (C) 2003 Russell King
- */
- #ifndef _ASM_GENERIC_PCI_H
- #define _ASM_GENERIC_PCI_H
- /**
- * pcibios_resource_to_bus - convert resource to PCI bus address
- * @dev: device which owns this resource
- * @region: converted bus-centric region (start,end)
- * @res: resource to convert
- *
- * Convert a resource to a PCI device bus address or bus window.
- */
- static inline void
- pcibios_resource_to_bus(struct pci_dev *dev, struct pci_bus_region *region,
- struct resource *res)
- {
- region->start = res->start;
- region->end = res->end;
- }
- static inline void
- pcibios_bus_to_resource(struct pci_dev *dev, struct resource *res,
- struct pci_bus_region *region)
- {
- res->start = region->start;
- res->end = region->end;
- }
- static inline struct resource *
- pcibios_select_root(struct pci_dev *pdev, struct resource *res)
- {
- struct resource *root = NULL;
- if (res->flags & IORESOURCE_IO)
- root = &ioport_resource;
- if (res->flags & IORESOURCE_MEM)
- root = &iomem_resource;
- return root;
- }
- #define pcibios_scan_all_fns(a, b) 0
- #ifndef HAVE_ARCH_PCI_GET_LEGACY_IDE_IRQ
- static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel)
- {
- return channel ? 15 : 14;
- }
- #endif /* HAVE_ARCH_PCI_GET_LEGACY_IDE_IRQ */
- #endif