include/asm-arm/arch-arc/dma.h

   1 /*
   2  *  linux/include/asm-arm/arch-arc/dma.h
   3  *
   4  *  Copyright (C) 1996-1998 Russell King
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License version 2 as
   8  * published by the Free Software Foundation.
   9  *
  10  *  Acorn Archimedes/A5000 architecture virtual DMA
  11  *  implementation
  12  *
  13  *  Modifications:
  14  *   04-04-1998 RMK     Merged arc and a5k versions
  15  */
  16 #ifndef __ASM_ARCH_DMA_H
  17 #define __ASM_ARCH_DMA_H
  18
  19 #define MAX_DMA_ADDRESS         0x03000000
  20 #define MAX_DMA_CHANNELS        3
  21
  22 /* ARC */
  23 #define DMA_VIRTUAL_FLOPPY0     0
  24 #define DMA_VIRTUAL_FLOPPY1     1
  25 #define DMA_VIRTUAL_SOUND       2
  26
  27 /* A5K */
  28 #define DMA_FLOPPY              DMA_VIRTUAL_FLOPPY0
  29
  30 #endif /* _ASM_ARCH_DMA_H */