arch/x86: Add <arch/romstage.h>

Start with moving all postcar_frame related function
declarations here from <arch/cpu.h>.

Change-Id: I9aeef07f9009e44cc08927c85fe1862edf5c70dc
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/34911
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-by: HAOUAS Elyes <ehaouas@noos.fr>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
diff --git a/src/northbridge/intel/e7505/memmap.c b/src/northbridge/intel/e7505/memmap.c
index 7033f89..9a63cff 100644
--- a/src/northbridge/intel/e7505/memmap.c
+++ b/src/northbridge/intel/e7505/memmap.c
@@ -15,7 +15,7 @@
 #define __SIMPLE_DEVICE__
 
 #include <device/pci_ops.h>
-#include <arch/cpu.h>
+#include <arch/romstage.h>
 #include <cbmem.h>
 #include <console/console.h>
 #include <cpu/intel/romstage.h>
diff --git a/src/northbridge/intel/gm45/memmap.c b/src/northbridge/intel/gm45/memmap.c
index ceb6476..4814e35 100644
--- a/src/northbridge/intel/gm45/memmap.c
+++ b/src/northbridge/intel/gm45/memmap.c
@@ -18,7 +18,7 @@
 #define __SIMPLE_DEVICE__
 
 #include <stdint.h>
-#include <arch/cpu.h>
+#include <arch/romstage.h>
 #include <device/pci_ops.h>
 #include <device/pci_def.h>
 #include <console/console.h>
diff --git a/src/northbridge/intel/haswell/memmap.c b/src/northbridge/intel/haswell/memmap.c
index f43bd2f..b1d86db 100644
--- a/src/northbridge/intel/haswell/memmap.c
+++ b/src/northbridge/intel/haswell/memmap.c
@@ -16,7 +16,7 @@
 // Use simple device model for this file even in ramstage
 #define __SIMPLE_DEVICE__
 
-#include <arch/cpu.h>
+#include <arch/romstage.h>
 #include <console/console.h>
 #include <cpu/x86/mtrr.h>
 #include <device/pci_ops.h>
diff --git a/src/northbridge/intel/i440bx/memmap.c b/src/northbridge/intel/i440bx/memmap.c
index e4e5de7..6a1730e 100644
--- a/src/northbridge/intel/i440bx/memmap.c
+++ b/src/northbridge/intel/i440bx/memmap.c
@@ -15,7 +15,7 @@
 
 #define __SIMPLE_DEVICE__
 
-#include <arch/cpu.h>
+#include <arch/romstage.h>
 #include <device/pci_ops.h>
 #include <cbmem.h>
 #include <console/console.h>
diff --git a/src/northbridge/intel/i945/memmap.c b/src/northbridge/intel/i945/memmap.c
index f2518f4..b0764f6 100644
--- a/src/northbridge/intel/i945/memmap.c
+++ b/src/northbridge/intel/i945/memmap.c
@@ -17,7 +17,7 @@
 #define __SIMPLE_DEVICE__
 
 #include <device/pci_ops.h>
-#include <arch/cpu.h>
+#include <arch/romstage.h>
 #include <cbmem.h>
 #include "i945.h"
 #include <console/console.h>
diff --git a/src/northbridge/intel/nehalem/memmap.c b/src/northbridge/intel/nehalem/memmap.c
index d592aea..8787df6 100644
--- a/src/northbridge/intel/nehalem/memmap.c
+++ b/src/northbridge/intel/nehalem/memmap.c
@@ -16,7 +16,7 @@
 
 #define __SIMPLE_DEVICE__
 
-#include <arch/cpu.h>
+#include <arch/romstage.h>
 #include <device/pci_ops.h>
 #include <cbmem.h>
 #include <console/console.h>
diff --git a/src/northbridge/intel/pineview/memmap.c b/src/northbridge/intel/pineview/memmap.c
index 8be63ef..eaf27f6 100644
--- a/src/northbridge/intel/pineview/memmap.c
+++ b/src/northbridge/intel/pineview/memmap.c
@@ -16,7 +16,7 @@
 
 #define __SIMPLE_DEVICE__
 
-#include <arch/cpu.h>
+#include <arch/romstage.h>
 #include <device/pci_ops.h>
 #include <device/device.h>
 #include <device/pci_def.h>
diff --git a/src/northbridge/intel/sandybridge/memmap.c b/src/northbridge/intel/sandybridge/memmap.c
index 9e2e333..44bbbd2 100644
--- a/src/northbridge/intel/sandybridge/memmap.c
+++ b/src/northbridge/intel/sandybridge/memmap.c
@@ -15,7 +15,7 @@
 
 #define __SIMPLE_DEVICE__
 
-#include <arch/cpu.h>
+#include <arch/romstage.h>
 #include <device/pci_ops.h>
 #include <cbmem.h>
 #include <console/console.h>
diff --git a/src/northbridge/intel/x4x/memmap.c b/src/northbridge/intel/x4x/memmap.c
index 9480fc0..b8a3b94 100644
--- a/src/northbridge/intel/x4x/memmap.c
+++ b/src/northbridge/intel/x4x/memmap.c
@@ -20,7 +20,7 @@
 #include <cbmem.h>
 #include <commonlib/helpers.h>
 #include <stdint.h>
-#include <arch/cpu.h>
+#include <arch/romstage.h>
 #include <device/pci_ops.h>
 #include <device/pci_def.h>
 #include <console/console.h>