| #ifndef _M68K_DMA_H | 
 | #define _M68K_DMA_H 1 | 
 |  | 
 | #include <linux/config.h> | 
 |  | 
 | /* it's useless on the m68k, but unfortunately needed by the new | 
 |    bootmem allocator (but this should do it for this) */ | 
 | #define MAX_DMA_ADDRESS PAGE_OFFSET | 
 |  | 
 | #define MAX_DMA_CHANNELS 8 | 
 |  | 
 | extern int request_dma(unsigned int dmanr, const char * device_id);	/* reserve a DMA channel */ | 
 | extern void free_dma(unsigned int dmanr);	/* release it again */ | 
 |  | 
 | #ifdef CONFIG_PCI | 
 | extern int isa_dma_bridge_buggy; | 
 | #else | 
 | #define isa_dma_bridge_buggy    (0) | 
 | #endif | 
 |  | 
 | #endif /* _M68K_DMA_H */ |