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authorSubrata Banik <subrata.banik@intel.com>2018-04-18 11:48:58 +0530
committerSubrata Banik <subrata.banik@intel.com>2018-05-02 01:39:34 +0000
commit8cfd76d44eef62a821c355dc70a4e345e50b4f05 (patch)
treea93aa9379a48534f5f363914aec4b8eabbf83efa /src/arch/x86/exception.c
parent6dc7b220a30aae322928cbb845988d9f5aa7ef78 (diff)
downloadcoreboot-8cfd76d44eef62a821c355dc70a4e345e50b4f05.tar.xz
arch/x86: Print CPU Index and APIC ID in case of exception
BUG=b:74436746 BRANCH=none TEST=Able to get APIC ID number for debug. Change-Id: I2d3776c9259747197a5f2410032f9b03786407fb Signed-off-by: Subrata Banik <subrata.banik@intel.com> Reviewed-on: https://review.coreboot.org/25709 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Aaron Durbin <adurbin@chromium.org> Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Diffstat (limited to 'src/arch/x86/exception.c')
-rw-r--r--src/arch/x86/exception.c11
1 files changed, 10 insertions, 1 deletions
diff --git a/src/arch/x86/exception.c b/src/arch/x86/exception.c
index c89371ee7f..f668ffcadb 100644
--- a/src/arch/x86/exception.c
+++ b/src/arch/x86/exception.c
@@ -11,6 +11,7 @@
* GNU General Public License for more details.
*/
+#include <arch/cpu.h>
#include <arch/early_variables.h>
#include <arch/exception.h>
#include <commonlib/helpers.h>
@@ -18,6 +19,7 @@
#include <console/console.h>
#include <console/streams.h>
#include <cpu/x86/cr.h>
+#include <cpu/x86/lapic.h>
#include <rules.h>
#include <stdint.h>
#include <string.h>
@@ -502,11 +504,18 @@ void x86_exception(struct eregs *info)
}
#else /* !CONFIG_GDB_STUB */
#define MDUMP_SIZE 0x80
+ unsigned int logical_processor = 0;
+
+#if ENV_RAMSTAGE
+ logical_processor = cpu_index();
+#endif
printk(BIOS_EMERG,
- "Unexpected Exception: %d @ %02x:%08x - Halting\n"
+ "CPU Index %d - APIC %d Unexpected Exception:"
+ "%d @ %02x:%08x - Halting\n"
"Code: %d eflags: %08x cr2: %08x\n"
"eax: %08x ebx: %08x ecx: %08x edx: %08x\n"
"edi: %08x esi: %08x ebp: %08x esp: %08x\n",
+ logical_processor, (unsigned int)lapicid(),
info->vector, info->cs, info->eip,
info->error_code, info->eflags, read_cr2(),
info->eax, info->ebx, info->ecx, info->edx,