#ifndef _ASM_X86_PCI_32_H #define _ASM_X86_PCI_32_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 /* _ASM_X86_PCI_32_H */