mcfsim.h

嵌入式ARM的一些源代码

/****************************************************************************/

/*
 *	mcfsim.h -- ColdFire System Integration Module support.
 *
 *	(C) Copyright 1999, Greg Ungerer ([e-mail])
 */

/****************************************************************************/
#ifndef	mcfsim_h
#define	mcfsim_h
/****************************************************************************/

#include <linux/config.h>

/*
 *	Include 5206 or 5307 specific addresses.
 */
#if defined(CONFIG_M5206) || defined(CONFIG_M5206e)
#include <asm/m5206sim.h>
#elif defined(CONFIG_M5307)
#include <asm/m5307sim.h>
#endif


/*
 *	Define the base address of the SIM within the MBAR address space.
 */
#define	MCFSIM_BASE		0x0		/* Base address of SIM */


/*
 *	Bit definitions for the ICR family of registers.
 */
#define	MCFSIM_ICR_AUTOVEC	0x80		/* Auto-vectored intr */
#define	MCFSIM_ICR_LEVEL0	0x00		/* Level 0 intr */
#define	MCFSIM_ICR_LEVEL1	0x04		/* Level 1 intr */
#define	MCFSIM_ICR_LEVEL2	0x08		/* Level 2 intr */
#define	MCFSIM_ICR_LEVEL3	0x0c		/* Level 3 intr */
#define	MCFSIM_ICR_LEVEL4	0x10		/* Level 4 intr */
#define	MCFSIM_ICR_LEVEL5	0x14		/* Level 5 intr */
#define	MCFSIM_ICR_LEVEL6	0x18		/* Level 6 intr */
#define	MCFSIM_ICR_LEVEL7	0x1c		/* Level 7 intr */

#define	MCFSIM_ICR_PRI0		0x00		/* Priority 0 intr */
#define	MCFSIM_ICR_PRI1		0x01		/* Priority 1 intr */
#define	MCFSIM_ICR_PRI2		0x02		/* Priority 2 intr */
#define	MCFSIM_ICR_PRI3		0x03		/* Priority 3 intr */

/*
 *	Bit definitions for the Interrupt Mask register (IMR).
 */
#define	MCFSIM_IMR_EINT1	0x0002		/* External intr # 1 */
#define	MCFSIM_IMR_EINT2	0x0004		/* External intr # 2 */
#define	MCFSIM_IMR_EINT3	0x0008		/* External intr # 3 */
#define	MCFSIM_IMR_EINT4	0x0010		/* External intr # 4 */
#define	MCFSIM_IMR_EINT5	0x0020		/* External intr # 5 */
#define	MCFSIM_IMR_EINT6	0x0040		/* External intr # 6 */
#define	MCFSIM_IMR_EINT7	0x0080		/* External intr # 7 */

#define	MCFSIM_IMR_SWD		0x0100		/* Software Watchdog intr */
#define	MCFSIM_IMR_TIMER1	0x0200		/* TIMER 1 intr */
#define	MCFSIM_IMR_TIMER2	0x0400		/* TIMER 2 intr */
#define	MCFSIM_IMR_UART1	0x1000		/* UART 1 intr */
#define	MCFSIM_IMR_UART2	0x2000		/* UART 2 intr */

#ifdef CONFIG_M5206e
#define	MCFSIM_IMR_DMA1		0x4000		/* DMA 1 intr */
#define	MCFSIM_IMR_DMA2		0x8000		/* DMA 2 intr */
#endif

#if defined(CONFIG_M5307)
#define	MCFSIM_IMR_MASKALL	0x3fffe		/* All intr sources */
#elif defined(CONFIG_M5206e)
#define	MCFSIM_IMR_MASKALL	0xffffe		/* All intr sources */
#else
#define	MCFSIM_IMR_MASKALL	0x3ffe		/* All intr sources */
#endif

/****************************************************************************/
#endif	/* mcfsim_h */