dmadef.h

本程序为ST公司开发的源代码

/**************************************************
 *
 *
 * CVS ID:   $Id: dmadef.h,v 1.1 2006/01/31 18:50:16 belardi Exp $
 * Author:   Maurizio Marcucci [MM] - STM
 * Date:     $Date: 2006/01/31 18:50:16 $
 * Revision: $Revision: 1.1 $
 * 
 * Description:
 * 
 *   Accordo+ Hardware registers definition
 *
 ***************************************************
 * 
 * COPYRIGHT (C) ST Microelectronics  2005
 *            All Rights Reserved
 *
 ***************************************************/
// DMA_CTRL Register
typedef struct
{
 UInt enable    : 1;
 UInt soinc     : 1;
 UInt deinc     : 1;
 UInt sosize    : 2;
 UInt soburst   : 2;
 UInt desize    : 2;
 UInt circular  : 1;
 UInt           : 1;
 UInt mem2mem   : 1;
 UInt           : 1;
 UInt dir       : 1;
 UInt           : 2;
 UInt           : 16;
} DMA_CTRL_STRUCT;

typedef union
{
 DMA_CTRL_STRUCT field;
 uint32 all;
} DMA_CTRL_UNION;

// DMA_MASK Register
typedef struct
{
 UInt sim0     : 1;
 UInt sim1     : 1;
 UInt sim2     : 1;
 UInt sim3     : 1;
 UInt sem0     : 1;
 UInt sem1     : 1;
 UInt sem2     : 1;
 UInt sem3     : 1;
 UInt          : 8;
 UInt          : 16;
} DMA_MASK_STRUCT;

typedef union
{
 DMA_MASK_STRUCT field;
 uint32 all;
} DMA_MASK_UNION;

// DMA_CLR Register
typedef struct
{
 UInt sic0     : 1;
 UInt sic1     : 1; 
 UInt sic2     : 1;
 UInt sic3     : 1; 
 UInt sec0     : 1;
 UInt sec1     : 1;
 UInt sec2     : 1;
 UInt sec3     : 1;
 UInt          : 24; 
} DMA_CLR_STRUCT;

typedef union
{
 DMA_CLR_STRUCT field;
 uint32 all;
} DMA_CLR_UNION;

// DMA_STATUS Register
typedef struct
{
 UInt int0     : 1;
 UInt int1     : 1;
 UInt int2     : 1;
 UInt int3     : 1;
 UInt err0     : 1;
 UInt err1     : 1;
 UInt err2     : 1;
 UInt err3     : 1;
 UInt act0     : 1;
 UInt act1     : 1;
 UInt act2     : 1;
 UInt act3     : 1;
 UInt          : 4;
 UInt          : 16;
} DMA_STATUS_STRUCT;

typedef union
{
 DMA_STATUS_STRUCT field;
 uint32 all;
} DMA_STATUS_UNION;

// DMA_LAST Register
typedef struct
{
 UInt last     : 4;
 UInt reserved : 12;
 UInt          : 16;
} DMA_LAST_STRUCT;

typedef union
{
 DMA_LAST_STRUCT field;
 uint32 all;
} DMA_LAST_UNION;