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>

5 files changed, 13 insertions, 8 deletions

diff --git a/src/soc/amd/common/block/pi/agesawrapper.c b/src/soc/amd/common/block/pi/agesawrapper.c
index 36b669ba18..f72810fed9 100644
--- a/src/soc/amd/common/block/pi/agesawrapper.c
+++ b/src/soc/amd/common/block/pi/agesawrapper.c
@@ -18,6 +18,7 @@
 #include <cpu/x86/mtrr.h>
 #include <cbfs.h>
 #include <cbmem.h>
+#include <compiler.h>
 #include <delay.h>
 #include <rules.h>
 #include <rmodule.h>
@@ -28,8 +29,8 @@
 #include <amdblocks/BiosCallOuts.h>
 #include <soc/southbridge.h>
 
-void __attribute__((weak)) SetMemParams(AMD_POST_PARAMS *PostParams) {}
-void __attribute__((weak)) OemPostParams(AMD_POST_PARAMS *PostParams) {}
+void __weak SetMemParams(AMD_POST_PARAMS *PostParams) {}
+void __weak OemPostParams(AMD_POST_PARAMS *PostParams) {}
 
 /* ACPI table pointers returned by AmdInitLate */
 static void *DmiTable;
diff --git a/src/soc/amd/common/block/pi/def_callouts.c b/src/soc/amd/common/block/pi/def_callouts.c
index fec1776da2..d419fcf6b6 100644
--- a/src/soc/amd/common/block/pi/def_callouts.c
+++ b/src/soc/amd/common/block/pi/def_callouts.c
@@ -15,6 +15,7 @@
  */
 
 #include <cbfs.h>
+#include <compiler.h>
 #include <cpu/x86/lapic.h>
 #include <cpu/x86/mp.h>
 #include <timer.h>
@@ -155,7 +156,7 @@ AGESA_STATUS agesa_GfxGetVbiosImage(UINT32 Func, UINTN FchData,
 	return pVbiosImageInfo->ImagePtr ? AGESA_SUCCESS : AGESA_WARNING;
 }
 
-AGESA_STATUS __attribute__((weak)) platform_PcieSlotResetControl(UINT32 Func,
+AGESA_STATUS __weak platform_PcieSlotResetControl(UINT32 Func,
 	UINTN Data, VOID *ConfigPtr)
 {
 	printk(BIOS_WARNING, "Warning - AGESA callout: %s not supported\n",
diff --git a/src/soc/amd/stoneyridge/BiosCallOuts.c b/src/soc/amd/stoneyridge/BiosCallOuts.c
index f30ed3cb01..c6eef1a32f 100644
--- a/src/soc/amd/stoneyridge/BiosCallOuts.c
+++ b/src/soc/amd/stoneyridge/BiosCallOuts.c
@@ -15,6 +15,7 @@
  * GNU General Public License for more details.
  */
 
+#include <compiler.h>
 #include <device/device.h>
 #include <device/pci_def.h>
 #include <amdblocks/BiosCallOuts.h>
@@ -28,7 +29,7 @@
 #include "chip.h"
 #include <amdblocks/car.h>
 
-void __attribute__((weak)) platform_FchParams_reset(
+void __weak platform_FchParams_reset(
 				FCH_RESET_DATA_BLOCK *FchParams_reset) {}
 
 AGESA_STATUS agesa_fch_initreset(UINT32 Func, UINTN FchData, VOID *ConfigPtr)
@@ -159,7 +160,7 @@ AGESA_STATUS agesa_HaltThisAp(UINT32 Func, UINTN Data, VOID *ConfigPtr)
 }
 
 /* Allow mainboards to fill the SPD buffer */
-__attribute__((weak)) int mainboard_read_spd(uint8_t spdAddress, char *buf,
+__weak int mainboard_read_spd(uint8_t spdAddress, char *buf,
 						size_t len)
 {
 	printk(BIOS_DEBUG, "WEAK: %s/%s called\n", __FILE__, __func__);
diff --git a/src/soc/amd/stoneyridge/romstage.c b/src/soc/amd/stoneyridge/romstage.c
index 6c9726a02d..0e019f7a86 100644
--- a/src/soc/amd/stoneyridge/romstage.c
+++ b/src/soc/amd/stoneyridge/romstage.c
@@ -17,6 +17,7 @@
 #include <arch/io.h>
 #include <arch/cpu.h>
 #include <arch/acpi.h>
+#include <compiler.h>
 #include <cpu/x86/msr.h>
 #include <cpu/x86/mtrr.h>
 #include <cpu/amd/mtrr.h>
@@ -34,7 +35,7 @@
 #include <soc/southbridge.h>
 #include <amdblocks/psp.h>
 
-void __attribute__((weak)) mainboard_romstage_entry(int s3_resume)
+void __weak mainboard_romstage_entry(int s3_resume)
 {
 	/* By default, don't do anything */
 }
diff --git a/src/soc/amd/stoneyridge/usb.c b/src/soc/amd/stoneyridge/usb.c
index 0665976c89..e6d608e7dc 100644
--- a/src/soc/amd/stoneyridge/usb.c
+++ b/src/soc/amd/stoneyridge/usb.c
@@ -13,6 +13,7 @@
  * GNU General Public License for more details.
  */
 
+#include <compiler.h>
 #include <console/console.h>
 #include <device/device.h>
 #include <device/pci.h>
@@ -42,13 +43,13 @@ static void set_usb_over_current(struct device *dev)
 	}
 }
 
-int __attribute__((weak)) mainboard_get_xhci_oc_map(uint16_t *map)
+int __weak mainboard_get_xhci_oc_map(uint16_t *map)
 {
 	printk(BIOS_DEBUG, "WEAK: %s/%s called\n", __FILE__, __func__);
 	return -1;
 }
 
-int __attribute__((weak)) mainboard_get_ehci_oc_map(uint16_t *map)
+int __weak mainboard_get_ehci_oc_map(uint16_t *map)
 {
 	printk(BIOS_DEBUG, "WEAK: %s/%s called\n", __FILE__, __func__);
 	return -1;