--- qemu/roms/seabios/src/mtrr.c	2018/04/24 17:52:14	1.1.1.2
+++ qemu/roms/seabios/src/mtrr.c	2018/04/24 18:58:58	1.1.1.3
@@ -32,7 +32,7 @@
 
 void mtrr_setup(void)
 {
-    if (CONFIG_COREBOOT)
+    if (!CONFIG_MTRR_INIT || CONFIG_COREBOOT)
         return;
 
     u32 eax, ebx, ecx, edx, cpuid_features;