[U-Boot] [RFC PATCH 6/7] arm: Show relocated PC/LR in the register dump

Simon Glass
2015-01-30T19:04:56Z

If we don't know the relocation address, the raw values are not very useful.
Show the pre-relocation values as well as these can be looked up in
System.map, etc.

Signed-off-by: Simon Glass <sjg@chromium.org>
---

arch/arm/lib/interrupts.c | 13 +++++++++----
1 file changed, 9 insertions(+), 4 deletions(-)

diff --git a/arch/arm/lib/interrupts.c b/arch/arm/lib/interrupts.c
index 4dacfd9..06f4679 100644
--- a/arch/arm/lib/interrupts.c
+++ b/arch/arm/lib/interrupts.c
@@ -137,10 +137,15 @@ void show_regs (struct pt_regs *regs)

flags = condition_codes (regs);

- printf ("pc : [<%08lx>] lr : [<%08lx>]\n"
- "sp : %08lx ip : %08lx fp : %08lx\n",
- instruction_pointer (regs),
- regs->ARM_lr, regs->ARM_sp, regs->ARM_ip, regs->ARM_fp);
+ printf("pc : [<%08lx>] lr : [<%08lx>]\n",
+ instruction_pointer(regs), regs->ARM_lr);
+ if (gd->flags & GD_FLG_RELOC) {
+ printf("reloc pc : [<%08lx>] lr : [<%08lx>]\n",
+ instruction_pointer(regs) - gd->reloc_off,
+ regs->ARM_lr - gd->reloc_off);
+ }
+ printf("sp : %08lx ip : %08lx fp : %08lx\n",
+ regs->ARM_sp, regs->ARM_ip, regs->ARM_fp);
printf ("r10: %08lx r9 : %08lx r8 : %08lx\n",
regs->ARM_r10, regs->ARM_r9, regs->ARM_r8);
printf ("r7 : %08lx r6 : %08lx r5 : %08lx r4 : %08lx\n",
--
2.2.0.rc0.207.ga3a616c