1 #ifndef _M68K_DMA_H 2 #define _M68K_DMA_H 1 3 4 5 /* it's useless on the m68k, but unfortunately needed by the new 6 bootmem allocator (but this should do it for this) */ 7 #define MAX_DMA_ADDRESS PAGE_OFFSET 8 9 #define MAX_DMA_CHANNELS 8 10 11 extern int request_dma(unsigned int dmanr, const char * device_id); /* reserve a DMA channel */ 12 extern void free_dma(unsigned int dmanr); /* release it again */ 13 14 #define isa_dma_bridge_buggy (0) 15 16 #endif /* _M68K_DMA_H */ 17