diff options
Diffstat (limited to 'sys/powerpc/aim/trap.c')
| -rw-r--r-- | sys/powerpc/aim/trap.c | 18 |
1 files changed, 15 insertions, 3 deletions
diff --git a/sys/powerpc/aim/trap.c b/sys/powerpc/aim/trap.c index d31e47b..41e1a79 100644 --- a/sys/powerpc/aim/trap.c +++ b/sys/powerpc/aim/trap.c @@ -175,6 +175,9 @@ trap(struct trapframe *frame) { struct thread *td; struct proc *p; +#ifdef KDTRACE_HOOKS + uint32_t inst; +#endif int sig, type, user; u_int ucode; ksiginfo_t ksi; @@ -279,9 +282,18 @@ trap(struct trapframe *frame) case EXC_PGM: /* Identify the trap reason */ - if (frame->srr1 & EXC_PGM_TRAP) + if (frame->srr1 & EXC_PGM_TRAP) { +#ifdef KDTRACE_HOOKS + inst = fuword32((const void *)frame->srr0); + if (inst == 0x0FFFDDDD && dtrace_pid_probe_ptr != NULL) { + struct reg regs; + fill_regs(td, ®s); + (*dtrace_pid_probe_ptr)(®s); + break; + } +#endif sig = SIGTRAP; - else if (ppc_instr_emulate(frame) == 0) + } else if (ppc_instr_emulate(frame) == 0) frame->srr0 += 4; else sig = SIGILL; @@ -299,7 +311,7 @@ trap(struct trapframe *frame) #ifdef KDTRACE_HOOKS case EXC_PGM: if (frame->srr1 & EXC_PGM_TRAP) { - if (*(uintptr_t *)frame->srr0 == 0x7c810808) { + if (*(uint32_t *)frame->srr0 == 0x7c810808) { if (dtrace_invop_jump_addr != NULL) { dtrace_invop_jump_addr(frame); return; |
