diff options
Diffstat (limited to 'cpu/ppc4xx/traps.c')
| -rw-r--r-- | cpu/ppc4xx/traps.c | 68 |
1 files changed, 33 insertions, 35 deletions
diff --git a/cpu/ppc4xx/traps.c b/cpu/ppc4xx/traps.c index 54659d3..7c44a29 100644 --- a/cpu/ppc4xx/traps.c +++ b/cpu/ppc4xx/traps.c @@ -89,22 +89,22 @@ extern void do_bedbug_breakpoint(struct pt_regs *); void print_backtrace(unsigned long *sp) { - int cnt = 0; - unsigned long i; - - printf("Call backtrace: "); - while (sp) { - if ((uint)sp > END_OF_MEM) - break; - - i = sp[1]; - if (cnt++ % 7 == 0) - printf("\n"); - printf("%08lX ", i); - if (cnt > 32) break; - sp = (unsigned long *)*sp; - } - printf("\n"); + int cnt = 0; + unsigned long i; + + printf("Call backtrace: "); + while (sp) { + if ((uint)sp > END_OF_MEM) + break; + + i = sp[1]; + if (cnt++ % 7 == 0) + printf("\n"); + printf("%08lX ", i); + if (cnt > 32) break; + sp = (unsigned long *)*sp; + } + printf("\n"); } void show_regs(struct pt_regs * regs) @@ -121,14 +121,12 @@ void show_regs(struct pt_regs * regs) printf("\n"); for (i = 0; i < 32; i++) { - if ((i % 8) == 0) - { + if ((i % 8) == 0) { printf("GPR%02d: ", i); } printf("%08lX ", regs->gpr[i]); - if ((i % 8) == 7) - { + if ((i % 8) == 7) { printf("\n"); } } @@ -147,7 +145,7 @@ void MachineCheckException(struct pt_regs *regs) { unsigned long fixup, val; - + /* Probing PCI using config cycles cause this exception * when a device is not present. Catch it and return to * the PCI exception handler. @@ -172,16 +170,16 @@ MachineCheckException(struct pt_regs *regs) if (val& ESR_IMCP) { printf("Instruction"); mtspr(ESR, val & ~ESR_IMCP); - } else + } else { printf("Data"); + } printf(" machine check.\n"); #elif defined(CONFIG_440) if (val& ESR_IMCP){ printf("Instruction Synchronous Machine Check exception\n"); mtspr(SPRN_ESR, val & ~ESR_IMCP); - } - else { + } else { val = mfspr(MCSR); if (val & MCSR_IB) printf("Instruction Read PLB Error\n"); @@ -297,17 +295,17 @@ addr_probe(uint *addr) __asm__ __volatile__( \ "1: lwz %0,0(%1)\n" \ - " eieio\n" \ - " li %0,0\n" \ - "2:\n" \ - ".section .fixup,\"ax\"\n" \ - "3: li %0,-1\n" \ - " b 2b\n" \ - ".section __ex_table,\"a\"\n" \ - " .align 2\n" \ - " .long 1b,3b\n" \ - ".text" \ - : "=r" (retval) : "r"(addr)); + " eieio\n" \ + " li %0,0\n" \ + "2:\n" \ + ".section .fixup,\"ax\"\n" \ + "3: li %0,-1\n" \ + " b 2b\n" \ + ".section __ex_table,\"a\"\n" \ + " .align 2\n" \ + " .long 1b,3b\n" \ + ".text" \ + : "=r" (retval) : "r"(addr)); return (retval); #endif |