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arch/x86: Print CPU Index and APIC ID in case of exception

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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>
This commit is contained in:
Subrata Banik
2018-04-18 11:48:58 +05:30
parent 6dc7b220a3
commit 8cfd76d44e
1 changed files with 10 additions and 1 deletions
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11
src/arch/x86/exception.c
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@@ -11,6 +11,7 @@
* GNU General Public License for more details. * GNU General Public License for more details.
*/ */
#include <arch/cpu.h>
#include <arch/early_variables.h> #include <arch/early_variables.h>
#include <arch/exception.h> #include <arch/exception.h>
#include <commonlib/helpers.h> #include <commonlib/helpers.h>
@@ -18,6 +19,7 @@
#include <console/console.h> #include <console/console.h>
#include <console/streams.h> #include <console/streams.h>
#include <cpu/x86/cr.h> #include <cpu/x86/cr.h>
#include <cpu/x86/lapic.h>
#include <rules.h> #include <rules.h>
#include <stdint.h> #include <stdint.h>
#include <string.h> #include <string.h>
@@ -502,11 +504,18 @@ void x86_exception(struct eregs *info)
} }
#else /* !CONFIG_GDB_STUB */ #else /* !CONFIG_GDB_STUB */
#define MDUMP_SIZE 0x80 #define MDUMP_SIZE 0x80
unsigned int logical_processor = 0;
#if ENV_RAMSTAGE
logical_processor = cpu_index();
#endif
printk(BIOS_EMERG, 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" "Code: %d eflags: %08x cr2: %08x\n"
"eax: %08x ebx: %08x ecx: %08x edx: %08x\n" "eax: %08x ebx: %08x ecx: %08x edx: %08x\n"
"edi: %08x esi: %08x ebp: %08x esp: %08x\n", "edi: %08x esi: %08x ebp: %08x esp: %08x\n",
logical_processor, (unsigned int)lapicid(),
info->vector, info->cs, info->eip, info->vector, info->cs, info->eip,
info->error_code, info->eflags, read_cr2(), info->error_code, info->eflags, read_cr2(),
info->eax, info->ebx, info->ecx, info->edx, info->eax, info->ebx, info->ecx, info->edx,