52 void show_regs(struct pt_regs *regs)  in show_regs()  argument
57 	       regs->nip, regs->xer, regs->link, regs, regs->trap, regs->dar);  in show_regs()
59 	       regs->msr, regs->msr&MSR_EE ? 1 : 0, regs->msr&MSR_PR ? 1 : 0,  in show_regs()
60 	       regs->msr & MSR_FP ? 1 : 0,regs->msr&MSR_ME ? 1 : 0,  in show_regs()
61 	       regs->msr&MSR_IR ? 1 : 0,  in show_regs()
62 	       regs->msr&MSR_DR ? 1 : 0);  in show_regs()
70 		printf("%08lX ", regs->gpr[i]);  in show_regs()
78 static void _exception(int signr, struct pt_regs *regs)  in _exception()  argument
80 	show_regs(regs);  in _exception()
81 	print_backtrace((unsigned long *)regs->gpr[1]);  in _exception()
82 	panic("Exception in kernel pc %lx signal %d",regs->nip,signr);  in _exception()
102 void MachineCheckException(struct pt_regs *regs)  in MachineCheckException()  argument
123 	if ((fixup = search_exception_table(regs->nip)) != 0) {  in MachineCheckException()
124 		regs->nip = fixup;  in MachineCheckException()
129 	if (debugger_exception_handler && (*debugger_exception_handler)(regs))  in MachineCheckException()
135 	printf("regs %p ",regs);  in MachineCheckException()
136 	switch( regs->msr & 0x000F0000) {  in MachineCheckException()
153 	show_regs(regs);  in MachineCheckException()
154 	print_backtrace((unsigned long *)regs->gpr[1]);  in MachineCheckException()
161 void AlignmentException(struct pt_regs *regs)  in AlignmentException()  argument
164 	if (debugger_exception_handler && (*debugger_exception_handler)(regs))  in AlignmentException()
167 	show_regs(regs);  in AlignmentException()
168 	print_backtrace((unsigned long *)regs->gpr[1]);  in AlignmentException()
172 void ProgramCheckException(struct pt_regs *regs)  in ProgramCheckException()  argument
175 	if (debugger_exception_handler && (*debugger_exception_handler)(regs))  in ProgramCheckException()
178 	show_regs(regs);  in ProgramCheckException()
179 	print_backtrace((unsigned long *)regs->gpr[1]);  in ProgramCheckException()
183 void SoftEmuException(struct pt_regs *regs)  in SoftEmuException()  argument
186 	if (debugger_exception_handler && (*debugger_exception_handler)(regs))  in SoftEmuException()
189 	show_regs(regs);  in SoftEmuException()
190 	print_backtrace((unsigned long *)regs->gpr[1]);  in SoftEmuException()
195 void UnknownException(struct pt_regs *regs)  in UnknownException()  argument
198 	if (debugger_exception_handler && (*debugger_exception_handler)(regs))  in UnknownException()
202 	       regs->nip, regs->msr, regs->trap);  in UnknownException()
203 	_exception(0, regs);  in UnknownException()
210 void DebugException(struct pt_regs *regs)  in DebugException()  argument
212 	printf("Debugger trap at @ %lx\n", regs->nip );  in DebugException()
213 	show_regs(regs);  in DebugException()
215 	do_bedbug_breakpoint( regs );  in DebugException()