reg.h

uboot详细解读可用启动引导LINUX2.6内核

/*
 * Various register offset definitions for debuggers, core file
 * examiners and whatnot.
 *
 * 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) 1995, 1999 by Ralf Baechle
 * Copyright (C) 1995, 1999 Silicon Graphics
 */
#ifndef __ASM_MIPS_REG_H
#define __ASM_MIPS_REG_H

#if defined(CONFIG_32BIT) || defined(WANT_COMPAT_REG_H)

#define EF_R0			6
#define EF_R1			7
#define EF_R2			8
#define EF_R3			9
#define EF_R4			10
#define EF_R5			11
#define EF_R6			12
#define EF_R7			13
#define EF_R8			14
#define EF_R9			15
#define EF_R10			16
#define EF_R11			17
#define EF_R12			18
#define EF_R13			19
#define EF_R14			20
#define EF_R15			21
#define EF_R16			22
#define EF_R17			23
#define EF_R18			24
#define EF_R19			25
#define EF_R20			26
#define EF_R21			27
#define EF_R22			28
#define EF_R23			29
#define EF_R24			30
#define EF_R25			31

/*
 * k0/k1 unsaved
 */
#define EF_R26			32
#define EF_R27			33

#define EF_R28			34
#define EF_R29			35
#define EF_R30			36
#define EF_R31			37

/*
 * Saved special registers
 */
#define EF_LO			38
#define EF_HI			39

#define EF_CP0_EPC		40
#define EF_CP0_BADVADDR		41
#define EF_CP0_STATUS		42
#define EF_CP0_CAUSE		43
#define EF_UNUSED0		44

#define EF_SIZE			180

#endif

#ifdef CONFIG_64BIT

#define EF_R0			 0
#define EF_R1			 1
#define EF_R2			 2
#define EF_R3			 3
#define EF_R4			 4
#define EF_R5			 5
#define EF_R6			 6
#define EF_R7			 7
#define EF_R8			 8
#define EF_R9			 9
#define EF_R10			10
#define EF_R11			11
#define EF_R12			12
#define EF_R13			13
#define EF_R14			14
#define EF_R15			15
#define EF_R16			16
#define EF_R17			17
#define EF_R18			18
#define EF_R19			19
#define EF_R20			20
#define EF_R21			21
#define EF_R22			22
#define EF_R23			23
#define EF_R24			24
#define EF_R25			25

/*
 * k0/k1 unsaved
 */
#define EF_R26			26
#define EF_R27			27

#define EF_R28			28
#define EF_R29			29
#define EF_R30			30
#define EF_R31			31

/*
 * Saved special registers
 */
#define EF_LO			32
#define EF_HI			33

#define EF_CP0_EPC		34
#define EF_CP0_BADVADDR		35
#define EF_CP0_STATUS		36
#define EF_CP0_CAUSE		37

#define EF_SIZE			304	/* size in bytes */

#endif /* CONFIG_64BIT */

#endif /* __ASM_MIPS_REG_H */