109 строки
2.7 KiB
C
109 строки
2.7 KiB
C
/* MN10300 Exception frame layout and ptrace constants
|
|
*
|
|
* Copyright (C) 2007 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 Licence
|
|
* as published by the Free Software Foundation; either version
|
|
* 2 of the Licence, or (at your option) any later version.
|
|
*/
|
|
#ifndef _ASM_PTRACE_H
|
|
#define _ASM_PTRACE_H
|
|
|
|
#define PT_A3 0
|
|
#define PT_A2 1
|
|
#define PT_D3 2
|
|
#define PT_D2 3
|
|
#define PT_MCVF 4
|
|
#define PT_MCRL 5
|
|
#define PT_MCRH 6
|
|
#define PT_MDRQ 7
|
|
#define PT_E1 8
|
|
#define PT_E0 9
|
|
#define PT_E7 10
|
|
#define PT_E6 11
|
|
#define PT_E5 12
|
|
#define PT_E4 13
|
|
#define PT_E3 14
|
|
#define PT_E2 15
|
|
#define PT_SP 16
|
|
#define PT_LAR 17
|
|
#define PT_LIR 18
|
|
#define PT_MDR 19
|
|
#define PT_A1 20
|
|
#define PT_A0 21
|
|
#define PT_D1 22
|
|
#define PT_D0 23
|
|
#define PT_ORIG_D0 24
|
|
#define PT_EPSW 25
|
|
#define PT_PC 26
|
|
#define NR_PTREGS 27
|
|
|
|
#ifndef __ASSEMBLY__
|
|
/*
|
|
* This defines the way registers are stored in the event of an exception
|
|
* - the strange order is due to the MOVM instruction
|
|
*/
|
|
struct pt_regs {
|
|
unsigned long a3; /* syscall arg 3 */
|
|
unsigned long a2; /* syscall arg 4 */
|
|
unsigned long d3; /* syscall arg 5 */
|
|
unsigned long d2; /* syscall arg 6 */
|
|
unsigned long mcvf;
|
|
unsigned long mcrl;
|
|
unsigned long mcrh;
|
|
unsigned long mdrq;
|
|
unsigned long e1;
|
|
unsigned long e0;
|
|
unsigned long e7;
|
|
unsigned long e6;
|
|
unsigned long e5;
|
|
unsigned long e4;
|
|
unsigned long e3;
|
|
unsigned long e2;
|
|
unsigned long sp;
|
|
unsigned long lar;
|
|
unsigned long lir;
|
|
unsigned long mdr;
|
|
unsigned long a1;
|
|
unsigned long a0; /* syscall arg 1 */
|
|
unsigned long d1; /* syscall arg 2 */
|
|
unsigned long d0; /* syscall ret */
|
|
struct pt_regs *next; /* next frame pointer */
|
|
unsigned long orig_d0; /* syscall number */
|
|
unsigned long epsw;
|
|
unsigned long pc;
|
|
};
|
|
#endif
|
|
|
|
/* 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
|
|
|
|
/* options set using PTRACE_SETOPTIONS */
|
|
#define PTRACE_O_TRACESYSGOOD 0x00000001
|
|
|
|
#if defined(__KERNEL__)
|
|
|
|
extern struct pt_regs *__frame; /* current frame pointer */
|
|
|
|
#if !defined(__ASSEMBLY__)
|
|
struct task_struct;
|
|
|
|
#define user_mode(regs) (((regs)->epsw & EPSW_nSL) == EPSW_nSL)
|
|
#define instruction_pointer(regs) ((regs)->pc)
|
|
#define user_stack_pointer(regs) ((regs)->sp)
|
|
extern void show_regs(struct pt_regs *);
|
|
|
|
#define arch_has_single_step() (1)
|
|
|
|
#endif /* !__ASSEMBLY */
|
|
|
|
#define profile_pc(regs) ((regs)->pc)
|
|
|
|
#endif /* __KERNEL__ */
|
|
#endif /* _ASM_PTRACE_H */
|