[U-Boot] [PATCH 04/18] x86: Show the un-relocated IP address in exceptions

Simon Glass sjg at chromium.org
Tue Jul 7 00:47:43 CEST 2015


When trying to figure out where an exception has occured, the relocated
address is not a lot of help. Its value depends on various factors. Show
the un-relocated IP as well. This can be looked up in System.map directly.

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

 arch/x86/cpu/interrupts.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/arch/x86/cpu/interrupts.c b/arch/x86/cpu/interrupts.c
index c777d36..cff004e 100644
--- a/arch/x86/cpu/interrupts.c
+++ b/arch/x86/cpu/interrupts.c
@@ -40,6 +40,8 @@ static void dump_regs(struct irq_regs *regs)
 
 	printf("EIP: %04x:[<%08lx>] EFLAGS: %08lx\n",
 			(u16)regs->xcs, regs->eip, regs->eflags);
+	if (gd->flags & GD_FLG_RELOC)
+		printf("reloc EIP : [<%08lx>]\n", regs->eip - gd->reloc_off);
 
 	printf("EAX: %08lx EBX: %08lx ECX: %08lx EDX: %08lx\n",
 		regs->eax, regs->ebx, regs->ecx, regs->edx);
-- 
2.4.3.573.g4eafbef



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