1 #ifndef _ASM_IA64_SCATTERLIST_H
2 #define _ASM_IA64_SCATTERLIST_H
4 #include <asm-generic/scatterlist.h>
6 * It used to be that ISA_DMA_THRESHOLD had something to do with the
7 * DMA-limits of ISA-devices. Nowadays, its only remaining use (apart
8 * from the aha1542.c driver, which isn't 64-bit clean anyhow) is to
9 * tell the block-layer (via BLK_BOUNCE_ISA) what the max. physical
10 * address of a page is that is allocated with GFP_DMA. On IA-64,
13 #define ISA_DMA_THRESHOLD 0xffffffff
14 #define ARCH_HAS_SG_CHAIN
16 #endif /* _ASM_IA64_SCATTERLIST_H */