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/*
* Copyright (c) 2010 The WebM project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#ifndef _dma_desc_h
#define _dma_desc_h
#if defined(__cplusplus)
extern "C" {
#endif
#define NDSIZE_LG 0x00000900 // Next Descriptor Size
#define NDSIZE_SM 0x00000800 // Next Descriptor Size
#define NDSIZE_7 0x00000700 // Next Descriptor Size
#define NDSIZE_6 0x00000600 // Next Descriptor Size
#define NDSIZE_5 0x00000500 // Next Descriptor Size
#define NDSIZE_4 0x00000400 // Next Descriptor Size
#define NDSIZE_3 0x00000300 // Next Descriptor Size
#define NDSIZE_2 0x00000200 // Next Descriptor Size
#define NDSIZE_1 0x00000100 // Next Descriptor Size
#define FLOW_STOP 0x0000
#define FLOW_AUTO 0x1000
#define FLOW_DESC_AR 0x4000
#define FLOW_DESC_SM 0x6000
#define FLOW_DESC_LG 0x7000
typedef struct
{
unsigned int ndp;
//unsigned short ndpl;
//unsigned short ndph;
unsigned int sa;
//unsigned short sal;
//unsigned short sah;
unsigned short dmacfg;
unsigned short xcnt;
unsigned short xmod;
unsigned short ycnt;
unsigned short ymod;
} LARGE_DESC;
typedef struct
{
unsigned short ndpl;
unsigned short sal;
unsigned short sah;
unsigned short dmacfg;
unsigned short xcnt;
unsigned short xmod;
unsigned short ycnt;
unsigned short ymod;
} SMALL_DESC;
typedef struct
{
unsigned short sal;
unsigned short sah;
unsigned short dmacfg;
unsigned short xcnt;
unsigned short xmod;
unsigned short ycnt;
unsigned short ymod;
} ARRAY_DESC_7;
typedef struct
{
unsigned short sal;
unsigned short sah;
unsigned short dmacfg;
unsigned short xcnt;
unsigned short xmod;
unsigned short ycnt;
} ARRAY_DESC_6;
typedef struct
{
unsigned short sal;
unsigned short sah;
unsigned short dmacfg;
unsigned short xcnt;
unsigned short xmod;
} ARRAY_DESC_5;
typedef struct
{
unsigned short sal;
unsigned short sah;
unsigned short dmacfg;
unsigned short xcnt;
} ARRAY_DESC_4;
typedef struct
{
unsigned short sal;
unsigned short sah;
unsigned short dmacfg;
} ARRAY_DESC_3;
typedef struct
{
unsigned short sal;
unsigned short sah;
} ARRAY_DESC_2;
typedef struct
{
unsigned short sal;
} ARRAY_DESC_1;
#if defined(__cplusplus)
}
#endif
#endif //_dma_desc_h
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