arch/x86/postcar_loader.c: Reduce the scope of functions

Some functions are only called locally.

Change-Id: I96a4e40a225536f62abb2a15c55d333b8604e8cc
Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/61963
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Raul Rangel <rrangel@chromium.org>

1 files changed, 4 insertions, 2 deletions

diff --git a/src/arch/x86/postcar_loader.c b/src/arch/x86/postcar_loader.c
index d46bf3c495..b5bfe3e6c9 100644
--- a/src/arch/x86/postcar_loader.c
+++ b/src/arch/x86/postcar_loader.c
@@ -19,7 +19,7 @@ static size_t var_mtrr_ctx_size(void)
 	return sizeof(struct var_mtrr_context) + mtrr_count * 2 * sizeof(msr_t);
 }
 
-int postcar_frame_init(struct postcar_frame *pcf)
+static int postcar_frame_init(struct postcar_frame *pcf)
 {
 	struct var_mtrr_context *ctx;
 
@@ -57,6 +57,8 @@ static void postcar_frame_common_mtrrs(struct postcar_frame *pcf)
 	postcar_frame_add_romcache(pcf, MTRR_TYPE_WRPROT);
 }
 
+static void run_postcar_phase(struct postcar_frame *pcf);
+
 /* prepare_and_run_postcar() determines the stack to use after
  * cache-as-ram is torn down as well as the MTRR settings to use. */
 void prepare_and_run_postcar(struct postcar_frame *pcf)
@@ -129,7 +131,7 @@ static void postcar_cache_invalid(void)
 	board_reset();
 }
 
-void run_postcar_phase(struct postcar_frame *pcf)
+static void run_postcar_phase(struct postcar_frame *pcf)
 {
 	struct prog prog =
 		PROG_INIT(PROG_POSTCAR, CONFIG_CBFS_PREFIX "/postcar");