aboutsummaryrefslogtreecommitdiffstats
path: root/arch/m68k/include/asm/dma_mm.h
blob: 4240fbc946f86699b4211398c6ced340c9c4a0a8 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
#ifndef _M68K_DMA_H
#define _M68K_DMA_H 1


/* 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 */

#define isa_dma_bridge_buggy    (0)

#endif /* _M68K_DMA_H */