projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| b920de1b DH |
1 | /* MN10300 Exception frame layout and ptrace constants |
| 2 | * | |
| 3 | * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved. | |
| 4 | * Written by David Howells (dhowells@redhat.com) | |
| 5 | * | |
| 6 | * This program is free software; you can redistribute it and/or | |
| 7 | * modify it under the terms of the GNU General Public Licence | |
| 8 | * as published by the Free Software Foundation; either version | |
| 9 | * 2 of the Licence, or (at your option) any later version. | |
| 10 | */ | |
| 11 | #ifndef _ASM_PTRACE_H | |
| 12 | #define _ASM_PTRACE_H | |
| 13 | ||
| 14 | #define PT_A3 0 | |
| 15 | #define PT_A2 1 | |
| 16 | #define PT_D3 2 | |
| 17 | #define PT_D2 3 | |
| 18 | #define PT_MCVF 4 | |
| 19 | #define PT_MCRL 5 | |
| 20 | #define PT_MCRH 6 | |
| 21 | #define PT_MDRQ 7 | |
| 22 | #define PT_E1 8 | |
| 23 | #define PT_E0 9 | |
| 24 | #define PT_E7 10 | |
| 25 | #define PT_E6 11 | |
| 26 | #define PT_E5 12 | |
| 27 | #define PT_E4 13 | |
| 28 | #define PT_E3 14 | |
| 29 | #define PT_E2 15 | |
| 30 | #define PT_SP 16 | |
| 31 | #define PT_LAR 17 | |
| 32 | #define PT_LIR 18 | |
| 33 | #define PT_MDR 19 | |
| 34 | #define PT_A1 20 | |
| 35 | #define PT_A0 21 | |
| 36 | #define PT_D1 22 | |
| 37 | #define PT_D0 23 | |
| 38 | #define PT_ORIG_D0 24 | |
| 39 | #define PT_EPSW 25 | |
| 40 | #define PT_PC 26 | |
| 41 | #define NR_PTREGS 27 | |
| 42 | ||
| b920de1b DH |
43 | /* |
| 44 | * This defines the way registers are stored in the event of an exception | |
| 45 | * - the strange order is due to the MOVM instruction | |
| 46 | */ | |
| 47 | struct pt_regs { | |
| 48 | unsigned long a3; /* syscall arg 3 */ | |
| 49 | unsigned long a2; /* syscall arg 4 */ | |
| 50 | unsigned long d3; /* syscall arg 5 */ | |
| 51 | unsigned long d2; /* syscall arg 6 */ | |
| 52 | unsigned long mcvf; | |
| 53 | unsigned long mcrl; | |
| 54 | unsigned long mcrh; | |
| 55 | unsigned long mdrq; | |
| 56 | unsigned long e1; | |
| 57 | unsigned long e0; | |
| 58 | unsigned long e7; | |
| 59 | unsigned long e6; | |
| 60 | unsigned long e5; | |
| 61 | unsigned long e4; | |
| 62 | unsigned long e3; | |
| 63 | unsigned long e2; | |
| 64 | unsigned long sp; | |
| 65 | unsigned long lar; | |
| 66 | unsigned long lir; | |
| 67 | unsigned long mdr; | |
| 68 | unsigned long a1; | |
| 69 | unsigned long a0; /* syscall arg 1 */ | |
| 70 | unsigned long d1; /* syscall arg 2 */ | |
| 71 | unsigned long d0; /* syscall ret */ | |
| 72 | struct pt_regs *next; /* next frame pointer */ | |
| 73 | unsigned long orig_d0; /* syscall number */ | |
| 74 | unsigned long epsw; | |
| 75 | unsigned long pc; | |
| 76 | }; | |
| b920de1b | 77 | |
| b920de1b DH |
78 | /* Arbitrarily choose the same ptrace numbers as used by the Sparc code. */ |
| 79 | #define PTRACE_GETREGS 12 | |
| 80 | #define PTRACE_SETREGS 13 | |
| 81 | #define PTRACE_GETFPREGS 14 | |
| 82 | #define PTRACE_SETFPREGS 15 | |
| 83 | ||
| 84 | /* options set using PTRACE_SETOPTIONS */ | |
| 85 | #define PTRACE_O_TRACESYSGOOD 0x00000001 | |
| 86 | ||
| 368dd5ac | 87 | #ifdef __KERNEL__ |
| f22ab814 | 88 | |
| b920de1b DH |
89 | #define user_mode(regs) (((regs)->epsw & EPSW_nSL) == EPSW_nSL) |
| 90 | #define instruction_pointer(regs) ((regs)->pc) | |
| 5d289964 | 91 | #define user_stack_pointer(regs) ((regs)->sp) |
| b920de1b | 92 | extern void show_regs(struct pt_regs *); |
| 5d289964 DH |
93 | |
| 94 | #define arch_has_single_step() (1) | |
| 5d289964 | 95 | |
| b920de1b DH |
96 | #define profile_pc(regs) ((regs)->pc) |
| 97 | ||
| 368dd5ac | 98 | #endif /* __KERNEL__ */ |
| b920de1b | 99 | #endif /* _ASM_PTRACE_H */ |