diff --git a/src/include/cpu/amd/car.h b/src/include/cpu/amd/car.h
index df035137dc..b4fbd60f74 100644
--- a/src/include/cpu/amd/car.h
+++ b/src/include/cpu/amd/car.h
@@ -3,8 +3,6 @@
 
 #include <arch/cpu.h>
 
-void asmlinkage mainboard_romstage_entry(unsigned long bist);
-
 void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx);
 void done_cache_as_ram_main(void);
 void post_cache_as_ram(void);
diff --git a/src/include/cpu/amd/gx2def.h b/src/include/cpu/amd/gx2def.h
index 330da8526e..195d584e05 100644
--- a/src/include/cpu/amd/gx2def.h
+++ b/src/include/cpu/amd/gx2def.h
@@ -528,6 +528,7 @@
 #if defined(__PRE_RAM__)
 void cpuRegInit(void);
 void SystemPreInit(void);
+void asmlinkage mainboard_romstage_entry(unsigned long bist);
 #endif
 void cpubug(void);
 #endif
diff --git a/src/include/cpu/amd/lxdef.h b/src/include/cpu/amd/lxdef.h
index 95fa53fe1f..135ee43ffa 100644
--- a/src/include/cpu/amd/lxdef.h
+++ b/src/include/cpu/amd/lxdef.h
@@ -647,6 +647,7 @@
 #if defined(__PRE_RAM__)
 void cpuRegInit(int debug_clock_disable, u8 dimm0, u8 dimm1, int terminated);
 void SystemPreInit(void);
+void asmlinkage mainboard_romstage_entry(unsigned long bist);
 #endif
 void cpubug(void);
 #endif
diff --git a/src/mainboard/aaeon/pfm-540i_revb/romstage.c b/src/mainboard/aaeon/pfm-540i_revb/romstage.c
index d8d45b6cc8..c35a68d6fe 100644
--- a/src/mainboard/aaeon/pfm-540i_revb/romstage.c
+++ b/src/mainboard/aaeon/pfm-540i_revb/romstage.c
@@ -25,7 +25,6 @@
 #include <console/console.h>
 #include <cpu/x86/bist.h>
 #include <cpu/x86/msr.h>
-#include <cpu/amd/car.h>
 #include <cpu/amd/lxdef.h>
 #include <southbridge/amd/cs5536/cs5536.h>
 #include <spd.h>
diff --git a/src/mainboard/amd/db800/romstage.c b/src/mainboard/amd/db800/romstage.c
index 6dd2d80c3c..f9b682ab71 100644
--- a/src/mainboard/amd/db800/romstage.c
+++ b/src/mainboard/amd/db800/romstage.c
@@ -22,7 +22,6 @@
 #include <console/console.h>
 #include <cpu/x86/bist.h>
 #include <cpu/x86/msr.h>
-#include <cpu/amd/car.h>
 #include <cpu/amd/lxdef.h>
 #include <southbridge/amd/cs5536/cs5536.h>
 #include <spd.h>
diff --git a/src/mainboard/amd/f2950/romstage.c b/src/mainboard/amd/f2950/romstage.c
index ea61a0475d..6d59995e94 100644
--- a/src/mainboard/amd/f2950/romstage.c
+++ b/src/mainboard/amd/f2950/romstage.c
@@ -22,7 +22,6 @@
 #include <console/console.h>
 #include <cpu/x86/bist.h>
 #include <cpu/x86/msr.h>
-#include <cpu/amd/car.h>
 #include <cpu/amd/lxdef.h>
 #include <southbridge/amd/cs5536/cs5536.h>
 #include <spd.h>
diff --git a/src/mainboard/amd/norwich/romstage.c b/src/mainboard/amd/norwich/romstage.c
index e7276eba5a..52df8561e5 100644
--- a/src/mainboard/amd/norwich/romstage.c
+++ b/src/mainboard/amd/norwich/romstage.c
@@ -22,7 +22,6 @@
 #include <console/console.h>
 #include <cpu/x86/bist.h>
 #include <cpu/x86/msr.h>
-#include <cpu/amd/car.h>
 #include <cpu/amd/lxdef.h>
 #include <southbridge/amd/cs5536/cs5536.h>
 #include <spd.h>
diff --git a/src/mainboard/amd/rumba/romstage.c b/src/mainboard/amd/rumba/romstage.c
index 7448e497a6..2568a92b72 100644
--- a/src/mainboard/amd/rumba/romstage.c
+++ b/src/mainboard/amd/rumba/romstage.c
@@ -20,7 +20,6 @@
 #include <superio/winbond/w83627hf/w83627hf.h>
 #include <cpu/x86/bist.h>
 #include <cpu/x86/msr.h>
-#include <cpu/amd/car.h>
 #include <cpu/amd/gx2def.h>
 #include <spd.h>
 #include "southbridge/amd/cs5536/early_smbus.c"
diff --git a/src/mainboard/artecgroup/dbe61/romstage.c b/src/mainboard/artecgroup/dbe61/romstage.c
index e210f9b0a2..1e7d680747 100644
--- a/src/mainboard/artecgroup/dbe61/romstage.c
+++ b/src/mainboard/artecgroup/dbe61/romstage.c
@@ -22,7 +22,6 @@
 #include <console/console.h>
 #include <cpu/x86/bist.h>
 #include <cpu/x86/msr.h>
-#include <cpu/amd/car.h>
 #include <cpu/amd/lxdef.h>
 #include <southbridge/amd/cs5536/cs5536.h>
 #include "spd_table.h"
diff --git a/src/mainboard/digitallogic/msm800sev/romstage.c b/src/mainboard/digitallogic/msm800sev/romstage.c
index df8a75e73c..dee326d5cf 100644
--- a/src/mainboard/digitallogic/msm800sev/romstage.c
+++ b/src/mainboard/digitallogic/msm800sev/romstage.c
@@ -21,7 +21,6 @@
 #include <cpu/x86/msr.h>
 #include <cpu/amd/car.h>
 #include <cpu/amd/lxdef.h>
-#include <cpu/amd/car.h>
 #include <southbridge/amd/cs5536/cs5536.h>
 #include <spd.h>
 #include "southbridge/amd/cs5536/early_smbus.c"
diff --git a/src/mainboard/iei/pm-lx-800-r11/romstage.c b/src/mainboard/iei/pm-lx-800-r11/romstage.c
index e0366f585c..e6cf98ae67 100644
--- a/src/mainboard/iei/pm-lx-800-r11/romstage.c
+++ b/src/mainboard/iei/pm-lx-800-r11/romstage.c
@@ -23,7 +23,6 @@
 #include <console/console.h>
 #include <cpu/x86/bist.h>
 #include <cpu/x86/msr.h>
-#include <cpu/amd/car.h>
 #include <cpu/amd/lxdef.h>
 #include <southbridge/amd/cs5536/cs5536.h>
 #include <southbridge/amd/cs5536/early_smbus.c>
diff --git a/src/mainboard/lippert/frontrunner/romstage.c b/src/mainboard/lippert/frontrunner/romstage.c
index 58d3364ecd..d44cbf3259 100644
--- a/src/mainboard/lippert/frontrunner/romstage.c
+++ b/src/mainboard/lippert/frontrunner/romstage.c
@@ -8,7 +8,6 @@
 #include <superio/winbond/w83627hf/w83627hf.h>
 #include <cpu/x86/bist.h>
 #include <cpu/x86/msr.h>
-#include <cpu/amd/car.h>
 #include <cpu/amd/gx2def.h>
 #include <southbridge/amd/cs5535/cs5535.h>
 #include "southbridge/amd/cs5535/early_smbus.c"
diff --git a/src/mainboard/lippert/hurricane-lx/romstage.c b/src/mainboard/lippert/hurricane-lx/romstage.c
index 4d2c7336ff..b76960f95f 100644
--- a/src/mainboard/lippert/hurricane-lx/romstage.c
+++ b/src/mainboard/lippert/hurricane-lx/romstage.c
@@ -25,7 +25,6 @@
 #include <console/console.h>
 #include <cpu/x86/bist.h>
 #include <cpu/x86/msr.h>
-#include <cpu/amd/car.h>
 #include <cpu/amd/lxdef.h>
 #include <southbridge/amd/cs5536/cs5536.h>
 #include <spd.h>
diff --git a/src/mainboard/lippert/literunner-lx/romstage.c b/src/mainboard/lippert/literunner-lx/romstage.c
index 168f833daf..e83924cb71 100644
--- a/src/mainboard/lippert/literunner-lx/romstage.c
+++ b/src/mainboard/lippert/literunner-lx/romstage.c
@@ -26,7 +26,6 @@
 #include <console/console.h>
 #include <cpu/x86/bist.h>
 #include <cpu/x86/msr.h>
-#include <cpu/amd/car.h>
 #include <cpu/amd/lxdef.h>
 #include <southbridge/amd/cs5536/cs5536.h>
 #include "southbridge/amd/cs5536/early_smbus.c"
diff --git a/src/mainboard/lippert/roadrunner-lx/romstage.c b/src/mainboard/lippert/roadrunner-lx/romstage.c
index 3ad89444df..6ba90d7773 100644
--- a/src/mainboard/lippert/roadrunner-lx/romstage.c
+++ b/src/mainboard/lippert/roadrunner-lx/romstage.c
@@ -25,7 +25,6 @@
 #include <console/console.h>
 #include <cpu/x86/bist.h>
 #include <cpu/x86/msr.h>
-#include <cpu/amd/car.h>
 #include <cpu/amd/lxdef.h>
 #include <southbridge/amd/cs5536/cs5536.h>
 #include <spd.h>
diff --git a/src/mainboard/lippert/spacerunner-lx/romstage.c b/src/mainboard/lippert/spacerunner-lx/romstage.c
index 83e45d1ca0..c77d82f813 100644
--- a/src/mainboard/lippert/spacerunner-lx/romstage.c
+++ b/src/mainboard/lippert/spacerunner-lx/romstage.c
@@ -26,7 +26,6 @@
 #include <console/console.h>
 #include <cpu/x86/bist.h>
 #include <cpu/x86/msr.h>
-#include <cpu/amd/car.h>
 #include <cpu/amd/lxdef.h>
 #include <southbridge/amd/cs5536/cs5536.h>
 #include "southbridge/amd/cs5536/early_smbus.c"
diff --git a/src/mainboard/pcengines/alix1c/romstage.c b/src/mainboard/pcengines/alix1c/romstage.c
index 36b968fb62..1d43069df4 100644
--- a/src/mainboard/pcengines/alix1c/romstage.c
+++ b/src/mainboard/pcengines/alix1c/romstage.c
@@ -23,7 +23,6 @@
 #include <lib.h>
 #include <cpu/x86/bist.h>
 #include <cpu/x86/msr.h>
-#include <cpu/amd/car.h>
 #include <cpu/amd/lxdef.h>
 #include <cpu/amd/car.h>
 #include <southbridge/amd/cs5536/cs5536.h>
diff --git a/src/mainboard/pcengines/alix2d/romstage.c b/src/mainboard/pcengines/alix2d/romstage.c
index 1966b5c81e..ab96dd2486 100644
--- a/src/mainboard/pcengines/alix2d/romstage.c
+++ b/src/mainboard/pcengines/alix2d/romstage.c
@@ -23,7 +23,6 @@
 #include <lib.h>
 #include <cpu/x86/bist.h>
 #include <cpu/x86/msr.h>
-#include <cpu/amd/car.h>
 #include <cpu/amd/lxdef.h>
 #include <cpu/amd/car.h>
 #include <southbridge/amd/cs5536/cs5536.h>
diff --git a/src/mainboard/traverse/geos/romstage.c b/src/mainboard/traverse/geos/romstage.c
index 56a0a5e080..abf2ec94be 100644
--- a/src/mainboard/traverse/geos/romstage.c
+++ b/src/mainboard/traverse/geos/romstage.c
@@ -23,7 +23,6 @@
 #include <lib.h>
 #include <cpu/x86/bist.h>
 #include <cpu/x86/msr.h>
-#include <cpu/amd/car.h>
 #include <cpu/amd/lxdef.h>
 #include <southbridge/amd/cs5536/cs5536.h>
 #include <spd.h>
diff --git a/src/mainboard/winent/pl6064/romstage.c b/src/mainboard/winent/pl6064/romstage.c
index dfecb1f577..3399fc3833 100644
--- a/src/mainboard/winent/pl6064/romstage.c
+++ b/src/mainboard/winent/pl6064/romstage.c
@@ -24,7 +24,6 @@
 #include <lib.h>
 #include <cpu/x86/bist.h>
 #include <cpu/x86/msr.h>
-#include <cpu/amd/car.h>
 #include <cpu/amd/lxdef.h>
 #include <southbridge/amd/cs5536/cs5536.h>
 #include <spd.h>
diff --git a/src/mainboard/wyse/s50/romstage.c b/src/mainboard/wyse/s50/romstage.c
index a9b584c9e3..3ebd40628b 100644
--- a/src/mainboard/wyse/s50/romstage.c
+++ b/src/mainboard/wyse/s50/romstage.c
@@ -22,7 +22,6 @@
 #include <lib.h>
 #include <cpu/x86/bist.h>
 #include <cpu/x86/msr.h>
-#include <cpu/amd/car.h>
 #include <cpu/amd/gx2def.h>
 #include <spd.h>
 #include "southbridge/amd/cs5536/early_smbus.c"