| #ifndef __i386_PCI_H |
| #define __i386_PCI_H |
| |
| |
| #ifdef __KERNEL__ |
| |
| |
| /* Dynamic DMA mapping stuff. |
| * i386 has everything mapped statically. |
| */ |
| |
| struct pci_dev; |
| |
| /* The PCI address space does equal the physical memory |
| * address space. The networking and block device layers use |
| * this boolean for bounce buffer decisions. |
| */ |
| #define PCI_DMA_BUS_IS_PHYS (1) |
| |
| /* pci_unmap_{page,single} is a nop so... */ |
| #define DECLARE_PCI_UNMAP_ADDR(ADDR_NAME) dma_addr_t ADDR_NAME[0]; |
| #define DECLARE_PCI_UNMAP_LEN(LEN_NAME) unsigned LEN_NAME[0]; |
| #define pci_unmap_addr(PTR, ADDR_NAME) sizeof((PTR)->ADDR_NAME) |
| #define pci_unmap_addr_set(PTR, ADDR_NAME, VAL) \ |
| do { break; } while (pci_unmap_addr(PTR, ADDR_NAME)) |
| #define pci_unmap_len(PTR, LEN_NAME) sizeof((PTR)->LEN_NAME) |
| #define pci_unmap_len_set(PTR, LEN_NAME, VAL) \ |
| do { break; } while (pci_unmap_len(PTR, LEN_NAME)) |
| |
| |
| #endif /* __KERNEL__ */ |
| |
| |
| #endif /* __i386_PCI_H */ |
