/*
 * ice.h : the head file for ice.c
 * 
 * This head file defines EmbeddedICE-RT registers
 *
 * Copyright (C) 2004, OPEN-JTAG, All rights reserved.
 */

#ifndef XJTAG_ICE_H
#define XJTAG_ICE_H

/* 
 * The EmbeddedICE-RT includes following important registers to
 * facilitate the bebug:
 *	1). Debug control register
 *	2). Debug status register
 *	3).	Abort status register
 *	4).	DCC control register
 *	5). DCC data register
 *	6). Wacthpoint address value and address mask registers
 *	7). Wacthpoint data value and data mask registers
 *	8). Wacthpoint control value and control mask registers
 */ 

//Mapping of EmbeddedICE-RT registers
#define ARM7TDMI_ICE_DBGCTRL			0x00 	
#define ARM7TDMI_ICE_DBGSTAT			0x01 	
#define ARM7TDMI_ICE_ABTSTAT			0x02 	
#define ARM7TDMI_ICE_DCCCTRL			0x04
#define ARM7TDMI_ICE_DCCDATA			0x05
#define ARM7TDMI_WP0_ADDRVAL			0x08
#define ARM7TDMI_WP0_ADDRMSK			0x09
#define ARM7TDMI_WP0_DATAVAL			0x0A
#define ARM7TDMI_WP0_DATAMSK			0x0B
#define ARM7TDMI_WP0_CTRLVAL			0x0C
#define ARM7TDMI_WP0_CTRLMSK			0x0D
#define ARM7TDMI_WP1_ADDRVAL			0x10
#define ARM7TDMI_WP1_ADDRMSK			0x11
#define ARM7TDMI_WP1_DATAVAL			0x12
#define ARM7TDMI_WP1_DATAMSK			0x13
#define ARM7TDMI_WP1_CTRLVAL			0x14
#define ARM7TDMI_WP1_CTRLMSK			0x15

// Bit width of EmbeddedICE-RT registers
#define ARM7TDMI_REGLEN_ICE_INVALID		-1
#define ARM7TDMI_REGLEN_ICE_DBGCTRL		6				
#define ARM7TDMI_REGLEN_ICE_DBGSTAT		5	
#define ARM7TDMI_REGLEN_ICE_ABTSTAT		1	
#define ARM7TDMI_REGLEN_ICE_DCCCTRL		6	
#define ARM7TDMI_REGLEN_ICE_DCCDATA		32	
#define ARM7TDMI_REGLEN_WP0_ADDRVAL		32	
#define ARM7TDMI_REGLEN_WP0_ADDRMSK		32	
#define ARM7TDMI_REGLEN_WP0_DATAVAL		32	
#define ARM7TDMI_REGLEN_WP0_DATAMSK		32	
#define ARM7TDMI_REGLEN_WP0_CTRLVAL		9	
#define ARM7TDMI_REGLEN_WP0_CTRLMSK		8	
#define ARM7TDMI_REGLEN_WP1_ADDRVAL		32	
#define ARM7TDMI_REGLEN_WP1_ADDRMSK		32	
#define ARM7TDMI_REGLEN_WP1_DATAVAL		32	
#define ARM7TDMI_REGLEN_WP1_DATAMSK		32	
#define ARM7TDMI_REGLEN_WP1_CTRLVAL		9	
#define ARM7TDMI_REGLEN_WP1_CTRLMSK		8	


extern int arm7tdmi_ice_write(int ice_reg, u32 ice_val);
extern int arm7tdmi_ice_read(int ice_reg, u32 *ice_val);

#endif