1d2912cb1SThomas Gleixner /* SPDX-License-Identifier: GPL-2.0-only */ 2f40b121dSRussell King /* 3f40b121dSRussell King * arch/arm/mach-rpc/include/mach/isa-dma.h 4f40b121dSRussell King * 5f40b121dSRussell King * Copyright (C) 1997 Russell King 6f40b121dSRussell King */ 7f40b121dSRussell King #ifndef __ASM_ARCH_DMA_H 8f40b121dSRussell King #define __ASM_ARCH_DMA_H 9f40b121dSRussell King 10f40b121dSRussell King #define MAX_DMA_CHANNELS 8 11f40b121dSRussell King 12f40b121dSRussell King #define DMA_0 0 13f40b121dSRussell King #define DMA_1 1 14f40b121dSRussell King #define DMA_2 2 15f40b121dSRussell King #define DMA_3 3 16f40b121dSRussell King #define DMA_S0 4 17f40b121dSRussell King #define DMA_S1 5 18f40b121dSRussell King #define DMA_VIRTUAL_FLOPPY 6 19f40b121dSRussell King #define DMA_VIRTUAL_SOUND 7 20f40b121dSRussell King 21f40b121dSRussell King #define DMA_FLOPPY DMA_VIRTUAL_FLOPPY 22f40b121dSRussell King 235369bea7SRussell King #define IOMD_DMA_BOUNDARY (PAGE_SIZE - 1) 245369bea7SRussell King 25f40b121dSRussell King #endif /* _ASM_ARCH_DMA_H */ 26f40b121dSRussell King 27