libc/kernel/arch-arm/asm/dma.h

/****************************************************************************
 ****************************************************************************
 ***
 ***   This header was automatically generated from a Linux kernel header
 ***   of the same name, to make information necessary for userspace to
 ***   call into the kernel available to libc.  It contains only constants,
 ***   structures, and macros generated from the original header, and thus,
 ***   contains no copyrightable information.
 ***
 ****************************************************************************
 ****************************************************************************/
#ifndef __ASM_ARM_DMA_H
#define __ASM_ARM_DMA_H

typedef unsigned int dmach_t;

#include <linux/spinlock.h>
#include <asm/system.h>
#include <asm/scatterlist.h>
#include <asm/arch/dma.h>

#ifndef MAX_DMA_ADDRESS
#define MAX_DMA_ADDRESS 0xffffffff
#endif

typedef unsigned int dmamode_t;

#define DMA_MODE_MASK 3

#define DMA_MODE_READ 0
#define DMA_MODE_WRITE 1
#define DMA_MODE_CASCADE 2
#define DMA_AUTOINIT 4

#define clear_dma_ff(channel)

#define set_dma_addr(channel, addr)   __set_dma_addr(channel, bus_to_virt(addr))

#ifndef NO_DMA
#define NO_DMA 255
#endif

#define isa_dma_bridge_buggy (0)

#endif