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-rw-r--r--src/arch/x86/boot/coreboot_table.c24
1 files changed, 14 insertions, 10 deletions
diff --git a/src/arch/x86/boot/coreboot_table.c b/src/arch/x86/boot/coreboot_table.c
index b0dcc9e65a..b6e7e77962 100644
--- a/src/arch/x86/boot/coreboot_table.c
+++ b/src/arch/x86/boot/coreboot_table.c
@@ -117,16 +117,20 @@ static struct lb_serial *lb_serial(struct lb_header *header)
serial->baud = CONFIG_TTYS0_BAUD;
return serial;
#elif CONFIG_CONSOLE_SERIAL8250MEM
- struct lb_record *rec;
- struct lb_serial *serial;
- rec = lb_new_record(header);
- serial = (struct lb_serial *)rec;
- serial->tag = LB_TAG_SERIAL;
- serial->size = sizeof(*serial);
- serial->type = LB_SERIAL_TYPE_MEMORY_MAPPED;
- serial->baseaddr = uartmem_getbaseaddr();
- serial->baud = CONFIG_TTYS0_BAUD;
- return serial;
+ if (uartmem_getbaseaddr()) {
+ struct lb_record *rec;
+ struct lb_serial *serial;
+ rec = lb_new_record(header);
+ serial = (struct lb_serial *)rec;
+ serial->tag = LB_TAG_SERIAL;
+ serial->size = sizeof(*serial);
+ serial->type = LB_SERIAL_TYPE_MEMORY_MAPPED;
+ serial->baseaddr = uartmem_getbaseaddr();
+ serial->baud = CONFIG_TTYS0_BAUD;
+ return serial;
+ } else {
+ return NULL;
+ }
#else
return NULL;
#endif