Change in coreboot[master]: arch/x86: Do not call lapicid() without SMP

[Kyösti Mälkki (Code Review)]

Kyösti Mälkki has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/55244 )

Change subject: arch/x86: Do not call lapicid() without SMP
......................................................................

arch/x86: Do not call lapicid() without SMP

The LAPIC may not be enabled or implemented.

Change-Id: I2e0f42641ca15d177590d1696475054eda6ce125
Signed-off-by: Kyösti Mälkki 
---
M src/arch/x86/exception.c
1 file changed, 3 insertions(+), 2 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/44/55244/1

diff --git a/src/arch/x86/exception.c b/src/arch/x86/exception.c
index f10c7bf..aa94d3f 100644
--- a/src/arch/x86/exception.c
+++ b/src/arch/x86/exception.c
@@ -486,6 +486,7 @@
 #else /* !CONFIG_GDB_STUB */

int logical_processor = 0;
+	u32 apic_id = CONFIG(SMP) ? lapicid() : 0;

#if ENV_RAMSTAGE
    logical_processor = cpu_index();
@@ -505,7 +506,7 @@
    	"r10: %016llx r11: %016llx\n"
    	"r12: %016llx r13: %016llx\n"
    	"r14: %016llx r15: %016llx\n",
-		logical_processor, (unsigned int)lapicid(),
+		logical_processor, apic_id,
    	info->vector, info->cs, info->rip,
    	info->error_code, info->rflags, read_cr2(),
    	info->rax, info->rbx, info->rcx, info->rdx,
@@ -522,7 +523,7 @@
    	"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(),
+		logical_processor, apic_id,
    	info->vector, info->cs, info->eip,
    	info->error_code, info->eflags, read_cr2(),
    	info->eax, info->ebx, info->ecx, info->edx,