mipsreg.h

COG-VP12864液晶屏驱动代码及对应RTC实例

/*
********************************************************
// Copyright (c)2003,2004 Ark Pioneer Microelectronics Ltd.,
// All Rights Reserved
//
// Filename: mipsreg.h
// Version: 1.0
// Created: 2004.01.18   By: Philip
*********************************************************
*/

/*
 * This file is subject to the terms and conditions of the GNU General Public
 * License.  See the file "COPYING" in the main directory of this archive
 * for more details.
 *
 * Copyright (C) 1994, 1995, 1996, 1997, 2000 by Ralf Baechle
 * Copyright (C) 2000 Silicon Graphics, Inc.
 * Modified for further R[236]000 support by Paul M. Antoine, 1996.
 */
 
#ifndef _ASM_MIPS_MIPSREGS_H_
#define _ASM_MIPS_MIPSREGS_H_

/*
 * Coprocessor 0 register names
 */
#define CP0_INDEX $0
#define CP0_RANDOM $1
#define CP0_ENTRYLO0 $2
#define CP0_ENTRYLO1 $3
#define CP0_CONF $3
#define CP0_CONTEXT $4
#define CP0_PAGEMASK $5
#define CP0_WIRED $6
#define CP0_INFO $7
#define CP0_BADVADDR $8
#define CP0_COUNT $9
#define CP0_ENTRYHI $10
#define CP0_COMPARE $11
#define CP0_STATUS $12
#define CP0_CAUSE $13
#define CP0_EPC $14
#define CP0_PRID $15
#define CP0_CONFIG $16
#define CP0_LLADDR $17
#define CP0_WATCHLO $18
#define CP0_WATCHHI $19
#define CP0_XCONTEXT $20
#define CP0_FRAMEMASK $21
#define CP0_DIAGNOSTIC $22
#define CP0_PERFORMANCE $25
#define CP0_ECC $26
#define CP0_CACHEERR $27
#define CP0_TAGLO $28
#define CP0_TAGHI $29
#define CP0_ERROREPC $30

/*
** Status register bits available in vr4300 MIPS cpu
*/
#define ST0_IE      0x00000001      /* bit0 */
#define ST0_EXL     0x00000002      /* bit1 */
#define ST0_ERL     0x00000004      /* bit2 */
#define ST0_KSU     0x00000018      /* bit4, bit3 */
#define ST0_UX      0x00000020      /* bit5 */
#define ST0_SX      0x00000040      /* bit6 */
#define ST0_KX      0x00000080      /* bit7 */

#define ST0_DS      0x01ff0000      /* bit24:16 */
#define ST0_RP      0x08000000      /* bit27 */

/*
 * Status register bits available in all MIPS CPUs.
 */
#define ST0_IM			0x0000ff00
#define  STATUSB_IP0		8
#define  STATUSF_IP0		(1   <<  8)
#define  STATUSB_IP1		9
#define  STATUSF_IP1		(1   <<  9)
#define  STATUSB_IP2		10
#define  STATUSF_IP2		(1   << 10)
#define  STATUSB_IP3		11
#define  STATUSF_IP3		(1   << 11)
#define  STATUSB_IP4		12
#define  STATUSF_IP4		(1   << 12)
#define  STATUSB_IP5		13
#define  STATUSF_IP5		(1   << 13)
#define  STATUSB_IP6		14
#define  STATUSF_IP6		(1   << 14)
#define  STATUSB_IP7		15
#define  STATUSF_IP7		(1   << 15)

#define ST0_CH			0x00040000
#define ST0_SR			0x00100000
#define ST0_BEV			0x00400000
#define ST0_RE			0x02000000
#define ST0_FR			0x04000000
#define ST0_CU			0xf0000000
#define ST0_CU0			0x10000000
#define ST0_CU1			0x20000000
#define ST0_CU2			0x40000000
#define ST0_CU3			0x80000000
#define ST0_XX			0x80000000	/* MIPS IV naming */

#endif