compiler.h: add __weak macro

Instead of writing out '__attribute__((weak))' use a shorter form.

Change-Id: If418a1d55052780077febd2d8f2089021f414b91
Signed-off-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-on: https://review.coreboot.org/25767
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-by: Justin TerAvest <teravest@chromium.org>

1 files changed, 3 insertions, 3 deletions

diff --git a/src/drivers/intel/fsp2_0/hob_display.c b/src/drivers/intel/fsp2_0/hob_display.c
index d9838e9462..977facbfc6 100644
--- a/src/drivers/intel/fsp2_0/hob_display.c
+++ b/src/drivers/intel/fsp2_0/hob_display.c
@@ -157,7 +157,7 @@ const char *fsp_get_guid_name(const uint8_t *guid)
 	return "Unknown GUID";
 }
 
-__attribute__((weak)) const char *soc_get_hob_type_name(
+__weak const char *soc_get_hob_type_name(
 	const struct hob_header *hob)
 {
 	return NULL;
@@ -173,7 +173,7 @@ void fsp_print_guid_extension_hob(const struct hob_header *hob)
 	printk(BIOS_SPEW, ": %s\n", fsp_get_guid_name(res->owner_guid));
 }
 
-__attribute__((weak)) const char *soc_get_guid_name(const uint8_t *guid)
+__weak const char *soc_get_guid_name(const uint8_t *guid)
 {
 	return NULL;
 }
@@ -212,6 +212,6 @@ void fsp_display_hobs(void)
 	}
 }
 
-__attribute__((weak)) void soc_display_hob(const struct hob_header *hob)
+__weak void soc_display_hob(const struct hob_header *hob)
 {
 }