1. 根目录:
2. arch
3. frv
4. include
5. uapi
6. asm
7. ptrace.h

/* ptrace.h: ptrace() relevant definitions
 *
 * Copyright (C) 2003 Red Hat, Inc. All Rights Reserved.
 * Written by David Howells (dhowells@redhat.com)
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version
 * 2 of the License, or (at your option) any later version.
 */
#ifndef _UAPI_ASM_PTRACE_H
#define _UAPI_ASM_PTRACE_H

#include <asm/registers.h>


#define PT_PSR		0
#define	PT_ISR		1
#define PT_CCR		2
#define PT_CCCR		3
#define PT_LR		4
#define PT_LCR		5
#define PT_PC		6

#define PT__STATUS	7	/* exception status */
#define PT_SYSCALLNO	8	/* syscall number or -1 */
#define PT_ORIG_GR8	9	/* saved GR8 for signal handling */
#define PT_GNER0	10
#define PT_GNER1	11
#define PT_IACC0H	12
#define PT_IACC0L	13

#define PT_GR(j)	( 14 + (j))	/* GRj for 0<=j<=63 */
#define PT_FR(j)	( 78 + (j))	/* FRj for 0<=j<=63 */
#define PT_FNER(j)	(142 + (j))	/* FNERj for 0<=j<=1 */
#define PT_MSR(j)	(144 + (j))	/* MSRj for 0<=j<=2 */
#define PT_ACC(j)	(146 + (j))	/* ACCj for 0<=j<=7 */
#define PT_ACCG(jklm)	(154 + (jklm))	/* ACCGjklm for 0<=jklm<=1 (reads four regs per slot) */
#define PT_FSR(j)	(156 + (j))	/* FSRj for 0<=j<=0 */
#define PT__GPEND	78
#define PT__END		157

#define PT_TBR		PT_GR(0)
#define PT_SP		PT_GR(1)
#define PT_FP		PT_GR(2)
#define PT_PREV_FRAME	PT_GR(28)	/* previous exception frame pointer (old gr28 value) */
#define PT_CURR_TASK	PT_GR(29)	/* current task */


/* Arbitrarily choose the same ptrace numbers as used by the Sparc code. */
#define PTRACE_GETREGS		12
#define PTRACE_SETREGS		13
#define PTRACE_GETFPREGS	14
#define PTRACE_SETFPREGS	15
#define PTRACE_GETFDPIC		31	/* get the ELF fdpic loadmap address */

#define PTRACE_GETFDPIC_EXEC	0	/* [addr] request the executable loadmap */
#define PTRACE_GETFDPIC_INTERP	1	/* [addr] request the interpreter loadmap */

#endif /* _UAPI_ASM_PTRACE_H */