From 5c5a50e4adef06fbee5e769075cfbaf48f069d0f Mon Sep 17 00:00:00 2001
From: Gatsby Van <mail.gatsby.icu>
Date: Tue, 26 Dec 2023 11:04:15 +0800
Subject: [PATCH] update time sync api.

---
 datalink814_ge/src/linklayer/time_sync.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/datalink814_ge/src/linklayer/time_sync.c b/datalink814_ge/src/linklayer/time_sync.c
index 46fc28c..1600671 100644
--- a/datalink814_ge/src/linklayer/time_sync.c
+++ b/datalink814_ge/src/linklayer/time_sync.c
@@ -57,7 +57,7 @@ static void RTT_GetFrameStart(L2_INST* instPtr, TIME_WORD *tmStamp, L2_TOR_TYPE
  *
  ******************************************************************************/
 // TODO: Check
-int32_t L2_TimeAlign(L2_INST* instPtr, uint32_t frameNum, uint32_t slotNum){
+int32_t L2_TimeAlign(L2_INST* instPtr, uint32_t frameNum, uint32_t slotNum, bool relative){
 	L1_FRAME_TYPE lastRecvdFrame;
 	lastRecvdFrame = Phy_GetLastRecvFrameType(instPtr->config.phyInstPtr);
 	if(lastRecvdFrame == L1_NONE_FRAME){
@@ -68,9 +68,13 @@ int32_t L2_TimeAlign(L2_INST* instPtr, uint32_t frameNum, uint32_t slotNum){
 	uint64_t currTime, expctTime;
 	int64_t timeDiff;
 	TIME_WORD timeStamp, slotTimerAdjmet;
-	expctTime = ((uint64_t)(frameNum*L2_SLOTS_PER_FRAME + slotNum))*TIME_FRAC_MAX;
+	expctTime = ((uint64_t)(frameNum * L2_SLOTS_PER_FRAME + slotNum)) * TIME_FRAC_MAX;
 	expctTime += Phy_GetTimeComp(lastRecvdFrame);
 
+	if(relative) {
+		expctTime += (uint64_t)instPtr->netStartTime * L2_SLOTS_PER_FRAME * TIME_FRAC_MAX;
+	}
+
 	Phy_GetFrameSyncTimeStamp(instPtr->config.phyInstPtr, &timeStamp);
 	currTime = (uint64_t)timeStamp.frac_part;
 	currTime += ((uint64_t)timeStamp.int_part) * TIME_FRAC_MAX;