mpc8240epic.h

MPC8241:本程序是freescale的824*系列的BSP源程序

/* mpc8240Epic.h - Mpc8240 EPIC register definitions */

/* Copyright 1984-2000 Wind River Systems, Inc. */
/* Copyright 1996-2000 Motorola, Inc. */

/*
modification history
--------------------
01a,25feb00,rhk  Created from 01b, MV2100 BSP.
*/

/*
DESCRIPTION

Contains structure typedefs and device-specific defines for the Mpc8240 EPIC.
*/


#ifndef	INCmpc8240Epich
#define	INCmpc8240Epich

#ifdef __cplusplus
extern "C" {
#endif

/* structures */

typedef struct intHandlerDesc           /* interrupt handler desciption */
    {
    VOIDFUNCPTR                 vec;    /* interrupt vector */
    int                         arg;    /* interrupt handler argument */
    struct intHandlerDesc *     next;   /* next interrupt handler & argument */
    } INT_HANDLER_DESC;

typedef struct localIntData
    {
    UCHAR		epicVec;
    UCHAR		ibcVec;
    INT8		cpuCtrlReg;
    int			temp;
    UINT32		regAddr;
    UINT32		regVal;
    } LOCAL_INT_DATA;

/* Mpc8240 EPIC bit masks and settings for the registers */

#define TIMER_INHIBIT		0x80000000
#define INT_MASK_BIT		0x80000000
#define HIGH_POLARITY		0x00800000
#define LOW_POLARITY		0x00000000
#define LEVEL_SENSE		0x00400000
#define EDGE_SENSE		0x00000000
#define VECTOR_MASK		0x000000ff

#define PRIORITY_MASK		0x000f0000
#define PRIORITY_LVL0		0x00000000
#define PRIORITY_LVL1		0x00010000
#define PRIORITY_LVL2		0x00020000
#define PRIORITY_LVL3		0x00030000
#define PRIORITY_LVL4		0x00040000
#define PRIORITY_LVL5		0x00050000
#define PRIORITY_LVL6		0x00060000
#define PRIORITY_LVL7		0x00070000
#define PRIORITY_LVL8		0x00080000
#define PRIORITY_LVL9		0x00090000
#define PRIORITY_LVL10		0x000a0000
#define PRIORITY_LVL11		0x000b0000
#define PRIORITY_LVL12		0x000c0000
#define PRIORITY_LVL13		0x000d0000
#define PRIORITY_LVL14		0x000e0000
#define PRIORITY_LVL15		0x000f0000

#define EPIC_INV_PRIO_ERROR	 ((ULONG)(-1))


/* miscellaneous defines */

#define REG_OFFSET		0x10

#ifdef __cplusplus
}
#endif

#endif	/* INCmpc8240Epich */