arch/arm/mach-rpc/include/mach/isa-dma.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /*
   3  *  arch/arm/mach-rpc/include/mach/isa-dma.h
   4  *
   5  *  Copyright (C) 1997 Russell King
   6  */
   7 #ifndef __ASM_ARCH_DMA_H
   8 #define __ASM_ARCH_DMA_H
   9
  10 #define MAX_DMA_CHANNELS        8
  11
  12 #define DMA_0                   0
  13 #define DMA_1                   1
  14 #define DMA_2                   2
  15 #define DMA_3                   3
  16 #define DMA_S0                  4
  17 #define DMA_S1                  5
  18 #define DMA_VIRTUAL_FLOPPY      6
  19 #define DMA_VIRTUAL_SOUND       7
  20
  21 #define DMA_FLOPPY              DMA_VIRTUAL_FLOPPY
  22
  23 #define IOMD_DMA_BOUNDARY       (PAGE_SIZE - 1)
  24
  25 #endif /* _ASM_ARCH_DMA_H */
  26