1/**************************************************************************** 2 **************************************************************************** 3 *** 4 *** This header was automatically generated from a Linux kernel header 5 *** of the same name, to make information necessary for userspace to 6 *** call into the kernel available to libc. It contains only constants, 7 *** structures, and macros generated from the original header, and thus, 8 *** contains no copyrightable information. 9 *** 10 **************************************************************************** 11 ****************************************************************************/ 12#ifndef __ASM_ARM_DMA_H 13#define __ASM_ARM_DMA_H 14 15typedef unsigned int dmach_t; 16 17#include <linux/spinlock.h> 18#include <asm/system.h> 19#include <asm/scatterlist.h> 20#include <asm/arch/dma.h> 21 22#ifndef MAX_DMA_ADDRESS 23#define MAX_DMA_ADDRESS 0xffffffff 24#endif 25 26typedef unsigned int dmamode_t; 27 28#define DMA_MODE_MASK 3 29 30#define DMA_MODE_READ 0 31#define DMA_MODE_WRITE 1 32#define DMA_MODE_CASCADE 2 33#define DMA_AUTOINIT 4 34 35#define clear_dma_ff(channel) 36 37#define set_dma_addr(channel, addr) __set_dma_addr(channel, bus_to_virt(addr)) 38 39#ifndef NO_DMA 40#define NO_DMA 255 41#endif 42 43#define isa_dma_bridge_buggy (0) 44 45#endif 46