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authorBin Meng <bmeng.cn@gmail.com>2015-07-10 10:38:32 +0800
committerSimon Glass <sjg@chromium.org>2015-07-28 10:36:21 -0600
commit013cf483c9d431e36d4ef2b854ee621cce51b8ce (patch)
tree513378f5f4dafc512599d43bc3e338a00dc52bd0 /arch/x86/include/asm/interrupt.h
parent66d10c18bf2c34698362b6fe1891bcc6e8755243 (diff)
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x86: Display correct CS/EIP/EFLAGS when there is an error code
Some exceptions cause an error code to be saved on the current stack after the EIP value. We should extract CS/EIP/EFLAGS from different position on the stack based on the exception number. Signed-off-by: Bin Meng <bmeng.cn@gmail.com> Acked-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'arch/x86/include/asm/interrupt.h')
-rw-r--r--arch/x86/include/asm/interrupt.h24
1 files changed, 24 insertions, 0 deletions
diff --git a/arch/x86/include/asm/interrupt.h b/arch/x86/include/asm/interrupt.h
index 00cbe07..fcd766b 100644
--- a/arch/x86/include/asm/interrupt.h
+++ b/arch/x86/include/asm/interrupt.h
@@ -13,6 +13,30 @@
#include <asm/types.h>
+/* Architecture defined exceptions */
+enum x86_exception {
+ EXC_DE = 0,
+ EXC_DB,
+ EXC_NMI,
+ EXC_BP,
+ EXC_OF,
+ EXC_BR,
+ EXC_UD,
+ EXC_NM,
+ EXC_DF,
+ EXC_CSO,
+ EXC_TS,
+ EXC_NP,
+ EXC_SS,
+ EXC_GP,
+ EXC_PF,
+ EXC_MF = 16,
+ EXC_AC,
+ EXC_MC,
+ EXC_XM,
+ EXC_VE
+};
+
/* arch/x86/cpu/interrupts.c */
void set_vector(u8 intnum, void *routine);