1#ifndef _ASM_X86_TYPES_H 2#define _ASM_X86_TYPES_H 3 4#define dma_addr_t dma_addr_t 5 6#include <asm-generic/types.h> 7 8#ifdef __KERNEL__ 9#ifndef __ASSEMBLY__ 10 11typedef u64 dma64_addr_t; 12#if defined(CONFIG_X86_64) || defined(CONFIG_HIGHMEM64G) 13/* DMA addresses come in 32-bit and 64-bit flavours. */ 14typedef u64 dma_addr_t; 15#else 16typedef u32 dma_addr_t; 17#endif 18 19#endif /* __ASSEMBLY__ */ 20#endif /* __KERNEL__ */ 21 22#endif /* _ASM_X86_TYPES_H */ 23