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DMA 的代码
dma.c
/* PC DMA support functions
*/
#include
#include
#include "global.h"
#include "dma.h"
#include "nospc.h"
/* I/O port addresses for DMA page registers on the PC/AT */
static
dma.h
#ifndef __DMA_H__
#define __DMA_H__
extern void Test_Zdma0(void);
extern void Test_Zdma1(void);
//void Test_Zdma0Xdreq(void);
#endif /*__DMA_H__*/
dma.c
/****************************************************************************/
/* */
/* FILE NAME
dma.apj
# ADT Project File, Format Version 1.00
# WARNING: DO NOT EDIT OR DELETE THIS FILE!
[APJ begin]
Active Config=_string(DEBUG)
[Project begin]
ProjectName=_string(dma)
Co
dma.h
/*****************************************************************************
* dma.h: Header file for NXP LPC2xxx Family Microprocessors
*
* Copyright(C) 2006, NXP Semiconductor
* All
dma.c
/*****************************************************************************
* dma.c: DMA module file for NXP LPC2xxx Family Microprocessors
*
* Copyright(C) 2006, NXP Semiconductor
*
dma.c
#undef __DEBUG_VERSION
#include "def.h"
#include "2410addr.h"
#include "2410lib.h"
#include "2410slib.h"
#include "DMAAdmin.h"
#define DMA_CHECK_ATTR 1
typedef struct{ //can't use __pa
dma.c
#undef __DEBUG_VERSION
#include "def.h"
#include "2410addr.h"
#include "2410lib.h"
#include "2410slib.h"
#include "DMAAdmin.h"
#define DMA_CHECK_ATTR 1
typedef struct{ //can't use __pa
dma.h
#ifndef DMA_ADMIN_H
#define DMA_ADMIN_H
#define MAX_DMA_CHANNEL 4
//#define DMA_IS_USED 1
#define DMA_IS_HWTRIG 2
#define DMA_IS_SWTRIG 1
#define DMA_IS_FREE 0
// request source
#define R