[coreboot-gerrit] [XS] Change in coreboot[main]: soc/mediatek/common: Measure mtk_fsp_load_and_run() execution time

[Yidi Lin (Code Review)]

Yidi Lin has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/86325?usp=email )

Change subject: soc/mediatek/common: Measure mtk_fsp_load_and_run() execution time
......................................................................

soc/mediatek/common: Measure mtk_fsp_load_and_run() execution time

Measure mtk_fsp_load_and_run() execution time. This info helps AP boot
time analysis. The logs show as below.

[INFO ]  mtk_fsp_load_and_run: run fallback/mtk_fsp_romstage at phase 0x30 in 0 msecs
[INFO ]  mtk_fsp_load_and_run: run fallback/mtk_fsp_ramstage at phase 0x50 in 41 msecs

BUG=none
BRANCH=rauru
TEST=cbmem -1|grep "mtk_fsp_load_and_run"

Change-Id: I61706952bef4590c5bfd09707a08a4f1a25fbda2
Signed-off-by: Yidi Lin 
---
M src/soc/mediatek/common/mtk_fsp.c
1 file changed, 5 insertions(+), 2 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/25/86325/1

diff --git a/src/soc/mediatek/common/mtk_fsp.c b/src/soc/mediatek/common/mtk_fsp.c
index bc1b5d5..073a079 100644
--- a/src/soc/mediatek/common/mtk_fsp.c
+++ b/src/soc/mediatek/common/mtk_fsp.c
@@ -3,6 +3,7 @@
 #include <cbfs.h>
 #include <console/console.h>
 #include <soc/mtk_fsp.h>
+#include <timer.h>

#define MAX_PARAM_ENTRIES 32
 #define FSP_INTF_SIZE (sizeof(struct mtk_fsp_intf) + \
@@ -82,7 +83,9 @@
 enum cb_err mtk_fsp_load_and_run(void)
 {
    struct prog fsp = PROG_INIT(PROG_REFCODE, mtk_fsp_file());
+	struct stopwatch sw;

+	stopwatch_init(&sw);
    if (cbfs_prog_stage_load(&fsp)) {
    	printk(BIOS_ERR, "%s: CBFS load program failed\n", __func__);
    	return CB_ERR;
@@ -101,8 +104,8 @@
    	return CB_ERR;
    }

-	printk(BIOS_INFO, "%s: run %s at phase %#x done\n",
-	       __func__, mtk_fsp_file(), intf->phase);
+	printk(BIOS_INFO, "%s: run %s at phase %#x in %lld msecs\n",
+	       __func__, mtk_fsp_file(), intf->phase, stopwatch_duration_msecs(&sw));

return CB_SUCCESS;
 }