1 #ifndef _ASM_I386_DMA_MAPPING_H
2 #define _ASM_I386_DMA_MAPPING_H
5 #include <linux/scatterlist.h>
11 extern int forbid_dac;
14 dma_get_cache_alignment(void)
16 /* no easy way to get cache size on all x86, so return the
17 * maximum possible, to be safe */
18 return boot_cpu_data.x86_clflush_size;
21 #define dma_is_consistent(d, h) (1)