cpu/x86/smm: Promote smm_subregion()

No need to limit these declarations to FSP. Both
PARALLEL_MP_INIT smm_relocate() and TSEG_STAGE_CACHE
can be built on top of this.

Change-Id: I7b0b9b8c8bee03aabe251c50c47dc42f6596e169
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/34701
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>

5 files changed, 4 insertions, 44 deletions

diff --git a/src/drivers/intel/fsp1_1/car.c b/src/drivers/intel/fsp1_1/car.c
index 19eb041eac..1b6f62c351 100644
--- a/src/drivers/intel/fsp1_1/car.c
+++ b/src/drivers/intel/fsp1_1/car.c
@@ -19,9 +19,9 @@
 #include <commonlib/helpers.h>
 #include <cpu/intel/romstage.h>
 #include <cpu/x86/mtrr.h>
+#include <cpu/x86/smm.h>
 #include <fsp/car.h>
 #include <fsp/util.h>
-#include <fsp/memmap.h>
 #include <program_loading.h>
 
 /* platform_enter_postcar() determines the stack to use after
diff --git a/src/drivers/intel/fsp1_1/include/fsp/memmap.h b/src/drivers/intel/fsp1_1/include/fsp/memmap.h
deleted file mode 100644
index 3f3850f3f5..0000000000
--- a/src/drivers/intel/fsp1_1/include/fsp/memmap.h
+++ /dev/null
@@ -1,40 +0,0 @@
-/*
- * This file is part of the coreboot project.
- *
- * Copyright (C) 2015-2016 Intel Corporation.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- */
-
-#ifndef _COMMON_MEMMAP_H_
-#define _COMMON_MEMMAP_H_
-
-#include <types.h>
-
-/* Fills in the arguments for the entire SMM region covered by chipset
- * protections. e.g. TSEG. */
-void smm_region(void **start, size_t *size);
-
-enum {
-	/* SMM handler area. */
-	SMM_SUBREGION_HANDLER,
-	/* SMM cache region. */
-	SMM_SUBREGION_CACHE,
-	/* Chipset specific area. */
-	SMM_SUBREGION_CHIPSET,
-	/* Total sub regions supported. */
-	SMM_SUBREGION_NUM,
-};
-
-/* Fills in the start and size for the requested SMM subregion. Returns
- * 0 on susccess, < 0 on failure. */
-int smm_subregion(int sub, void **start, size_t *size);
-
-#endif /* _COMMON_MEMMAP_H_ */
diff --git a/src/drivers/intel/fsp1_1/raminit.c b/src/drivers/intel/fsp1_1/raminit.c
index 21f4ab9b05..2f53957596 100644
--- a/src/drivers/intel/fsp1_1/raminit.c
+++ b/src/drivers/intel/fsp1_1/raminit.c
@@ -19,7 +19,7 @@
 #include <cf9_reset.h>
 #include <commonlib/helpers.h>
 #include <console/console.h>
-#include <fsp/memmap.h>
+#include <cpu/x86/smm.h>
 #include <fsp/romstage.h>
 #include <fsp/util.h>
 #include <lib.h> /* hexdump */
diff --git a/src/drivers/intel/fsp1_1/ramstage.c b/src/drivers/intel/fsp1_1/ramstage.c
index 52a886ce30..049dfd05f0 100644
--- a/src/drivers/intel/fsp1_1/ramstage.c
+++ b/src/drivers/intel/fsp1_1/ramstage.c
@@ -17,7 +17,7 @@
 #include <bootmode.h>
 #include <arch/acpi.h>
 #include <console/console.h>
-#include <fsp/memmap.h>
+#include <cpu/x86/smm.h>
 #include <fsp/ramstage.h>
 #include <fsp/util.h>
 #include <lib.h>
diff --git a/src/drivers/intel/fsp1_1/stage_cache.c b/src/drivers/intel/fsp1_1/stage_cache.c
index 2d594e6048..ab0c1c0126 100644
--- a/src/drivers/intel/fsp1_1/stage_cache.c
+++ b/src/drivers/intel/fsp1_1/stage_cache.c
@@ -15,7 +15,7 @@
  */
 
 #include <console/console.h>
-#include <fsp/memmap.h>
+#include <cpu/x86/smm.h>
 #include <stage_cache.h>
 
 void stage_cache_external_region(void **base, size_t *size)