diff options
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/lib/interrupts.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/arch/arm/lib/interrupts.c b/arch/arm/lib/interrupts.c index 28ba3f14f3..930b25ccb8 100644 --- a/arch/arm/lib/interrupts.c +++ b/arch/arm/lib/interrupts.c @@ -56,6 +56,30 @@ static void show_efi_loaded_images(struct pt_regs *regs) efi_print_image_infos((void *)instruction_pointer(regs)); } +static void dump_instr(struct pt_regs *regs) +{ + unsigned long addr = instruction_pointer(regs); + const int thumb = thumb_mode(regs); + const int width = thumb ? 4 : 8; + int i; + + if (thumb) + addr &= ~1L; + else + addr &= ~3L; + printf("Code: "); + for (i = -4; i < 1 + !!thumb; i++) { + unsigned int val; + + if (thumb) + val = ((u16 *)addr)[i]; + else + val = ((u32 *)addr)[i]; + printf(i == 0 ? "(%0*x) " : "%0*x ", width, val); + } + printf("\n"); +} + void show_regs (struct pt_regs *regs) { unsigned long __maybe_unused flags; @@ -96,6 +120,7 @@ void show_regs (struct pt_regs *regs) fast_interrupts_enabled (regs) ? "on" : "off", processor_modes[processor_mode (regs)], thumb_mode (regs) ? " (T)" : ""); + dump_instr(regs); } /* fixup PC to point to the instruction leading to the exception */ |