summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--src/cpu/intel/microcode/microcode.c10
1 files changed, 9 insertions, 1 deletions
diff --git a/src/cpu/intel/microcode/microcode.c b/src/cpu/intel/microcode/microcode.c
index d908c25ec0..1991ed8472 100644
--- a/src/cpu/intel/microcode/microcode.c
+++ b/src/cpu/intel/microcode/microcode.c
@@ -21,6 +21,7 @@
/* Microcode update for Intel PIII and later CPUs */
#include <stdint.h>
+#include <stddef.h>
#if !defined(__ROMCC__)
#include <console/console.h>
#endif
@@ -131,7 +132,7 @@ const void *intel_microcode_find(void)
#endif
if (!microcode_updates)
- return microcode_updates;
+ return NULL;
/* CPUID sets MSR 0x8B iff a microcode update has been loaded. */
msr.lo = 0;
@@ -202,6 +203,13 @@ void intel_update_microcode(const void *microcode_updates)
const char *c;
msr_t msr;
+ if (!microcode_updates) {
+#if !defined(__ROMCC__)
+ printk(BIOS_WARNING, "No microcode updates found.\n");
+#endif
+ return;
+ }
+
/* CPUID sets MSR 0x8B iff a microcode update has been loaded. */
msr.lo = 0;
msr.hi = 0;