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Commit | Line | Data |
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1da177e4 LT |
1 | #ifndef _M68K_DMA_H |
2 | #define _M68K_DMA_H 1 | |
3 | ||
1da177e4 LT |
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 | #ifdef CONFIG_PCI | |
15 | extern int isa_dma_bridge_buggy; | |
16 | #else | |
17 | #define isa_dma_bridge_buggy (0) | |
18 | #endif | |
19 | ||
20 | #endif /* _M68K_DMA_H */ |