dma.h

arm_uclinux_tools用于安装linux的编译器

/*
 * dma.h 
 *
 * Copyright (C) 2002 Arcturus Networks Inc. 
 * by Oleksandr Zhadan <[e-mail]>
 *
 * This file includes the DMA controller definitions 
 * of the S3C2510X RISC microcontroller
 * based on the Samsung's "S3C2510X 32-bit RISC
 * microcontroller pre. User's Manual"
 */

#ifndef __ASM_ARCH_DMA_H
#define __ASM_ARCH_DMA_H

#define MAX_DMA_ADDRESS		0x02000000 /* End of the SDRAM */
#define MAX_DMA_CHANNELS        6

#define GDMA_BASE	0xf0050000

#define DPRIC		0xf0051000	/* GDMA priority configuration R */
#define DPRIF		0xf0052000	/* GDMA programmable priority R for fixed */
#define DPRIR		0xf0053000	/* GDMA programmable priority R for round-robin */

#define DCON0		0xf0050000	/* GDMA channel 0 control R		*/
#define DSAR0		0xf0050004	/* GDMA channel 0 source address R	*/
#define DDAR0		0xf0050008	/* GDMA channel 0 destination address R */
#define DTCR0		0xf005000c	/* GDMA channel 0 transfer count R	*/
#define DRER0		0xf0050010	/* GDMA channel 0 run enable R		*/
#define DIPR0		0xf0050014	/* GDMA channel 0 interrupt pending R	*/

#define DCON1		0xf0050020	/* GDMA channel 1 control R		*/
#define DSAR1		0xf0050024	/* GDMA channel 1 source address R	*/
#define DDAR1		0xf0050028	/* GDMA channel 1 destination address R */
#define DTCR1		0xf005002c	/* GDMA channel 1 transfer count R	*/
#define DRER1		0xf0050030	/* GDMA channel 1 run enable R		*/
#define DIPR1		0xf0050034	/* GDMA channel 1 interrupt pending R	*/

#define DCON2		0xf0050040	/* GDMA channel 2 control R		*/
#define DSAR2		0xf0050044	/* GDMA channel 2 source address R	*/
#define DDAR2		0xf0050048	/* GDMA channel 2 destination address R */
#define DTCR2		0xf005004c	/* GDMA channel 2 transfer count R	*/
#define DRER2		0xf0050050	/* GDMA channel 2 run enable R		*/
#define DIPR2		0xf0050054	/* GDMA channel 2 interrupt pending R	*/

#define DCON3		0xf0050060	/* GDMA channel 3 control R		*/
#define DSAR3		0xf0050064	/* GDMA channel 3 source address R	*/
#define DDAR3		0xf0050068	/* GDMA channel 3 destination address R */
#define DTCR3		0xf005006c	/* GDMA channel 3 transfer count R	*/
#define DRER3		0xf0050070	/* GDMA channel 3 run enable R		*/
#define DIPR3		0xf0050074	/* GDMA channel 3 interrupt pending R	*/

#define DCON4		0xf0050080	/* GDMA channel 4 control R		*/
#define DSAR4		0xf0050084	/* GDMA channel 4 source address R	*/
#define DDAR4		0xf0050088	/* GDMA channel 4 destination address R */
#define DTCR4		0xf005008c	/* GDMA channel 4 transfer count R	*/
#define DRER4		0xf0050090	/* GDMA channel 4 run enable R		*/
#define DIPR4		0xf0050094	/* GDMA channel 4 interrupt pending R	*/

#define DCON5		0xf00500a0	/* GDMA channel 5 control R		*/
#define DSAR5		0xf00500a4	/* GDMA channel 5 source address R	*/
#define DDAR5		0xf00500a8	/* GDMA channel 5 destination address R */
#define DTCR5		0xf00500ac	/* GDMA channel 5 transfer count R	*/
#define DRER5		0xf00500b0	/* GDMA channel 5 run enable R		*/
#define DIPR5		0xf00500b4	/* GDMA channel 5 interrupt pending R	*/


#ifdef CONFIG_PCI
#define VPint       *(volatile unsigned int*)
#define DCON(channel)       (VPint(DCON0 + channel*0x20))   //  GDMA channel con
#define DSAR(channel)       (VPint(DSAR0 + channel*0x20))   //  GDMA channel sou
#define DDAR(channel)       (VPint(DDAR0 + channel*0x20))   //  GDMA channel des
#define DTCR(channel)       (VPint(DTCR0 + channel*0x20))   //  GDMA channel tra
#define DRER(channel)       (VPint(DRER0 + channel*0x20))   //  GDMA channel run
#define DIPR(channel)       (VPint(DIPR0 + channel*0x20))   //  GDMA channel int
#endif 

#endif /* _ASM_ARCH_DMA_H */