traps.c (c58310bf4933986513020fa90b4190c7492995ae) traps.c (f82796214a95b1ec00c2f121c1080d10f2b099a1)
1/*
2 * Copyright (C) 1995-1996 Gary Thomas (gdt@linuxppc.org)
3 *
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License
6 * as published by the Free Software Foundation; either version
7 * 2 of the License, or (at your option) any later version.
8 *

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1025#else
1026 _exception(SIGILL, regs, ILL_ILLOPC, regs->nip);
1027#endif
1028}
1029#endif /* CONFIG_8xx */
1030
1031#if defined(CONFIG_40x) || defined(CONFIG_BOOKE)
1032
1/*
2 * Copyright (C) 1995-1996 Gary Thomas (gdt@linuxppc.org)
3 *
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License
6 * as published by the Free Software Foundation; either version
7 * 2 of the License, or (at your option) any later version.
8 *

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1025#else
1026 _exception(SIGILL, regs, ILL_ILLOPC, regs->nip);
1027#endif
1028}
1029#endif /* CONFIG_8xx */
1030
1031#if defined(CONFIG_40x) || defined(CONFIG_BOOKE)
1032
1033void DebugException(struct pt_regs *regs, unsigned long debug_status)
1033void __kprobes DebugException(struct pt_regs *regs, unsigned long debug_status)
1034{
1035 if (debug_status & DBSR_IC) { /* instruction completion */
1036 regs->msr &= ~MSR_DE;
1034{
1035 if (debug_status & DBSR_IC) { /* instruction completion */
1036 regs->msr &= ~MSR_DE;
1037
1038 /* Disable instruction completion */
1039 mtspr(SPRN_DBCR0, mfspr(SPRN_DBCR0) & ~DBCR0_IC);
1040 /* Clear the instruction completion event */
1041 mtspr(SPRN_DBSR, DBSR_IC);
1042
1043 if (notify_die(DIE_SSTEP, "single_step", regs, 5,
1044 5, SIGTRAP) == NOTIFY_STOP) {
1045 return;
1046 }
1047
1048 if (debugger_sstep(regs))
1049 return;
1050
1037 if (user_mode(regs)) {
1038 current->thread.dbcr0 &= ~DBCR0_IC;
1051 if (user_mode(regs)) {
1052 current->thread.dbcr0 &= ~DBCR0_IC;
1039 } else {
1040 /* Disable instruction completion */
1041 mtspr(SPRN_DBCR0, mfspr(SPRN_DBCR0) & ~DBCR0_IC);
1042 /* Clear the instruction completion event */
1043 mtspr(SPRN_DBSR, DBSR_IC);
1044 if (debugger_sstep(regs))
1045 return;
1046 }
1053 }
1047 _exception(SIGTRAP, regs, TRAP_TRACE, 0);
1054
1055 _exception(SIGTRAP, regs, TRAP_TRACE, regs->nip);
1048 }
1049}
1050#endif /* CONFIG_4xx || CONFIG_BOOKE */
1051
1052#if !defined(CONFIG_TAU_INT)
1053void TAUException(struct pt_regs *regs)
1054{
1055 printk("TAU trap at PC: %lx, MSR: %lx, vector=%lx %s\n",

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1057}
1058#endif /* CONFIG_4xx || CONFIG_BOOKE */
1059
1060#if !defined(CONFIG_TAU_INT)
1061void TAUException(struct pt_regs *regs)
1062{
1063 printk("TAU trap at PC: %lx, MSR: %lx, vector=%lx %s\n",

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