From cfed03b6096c4917e742122d3f82feecacb38b41 Mon Sep 17 00:00:00 2001
From: RuigeLee <wut.ruigeli@gmail.com>
Date: Wed, 3 Sep 2025 11:23:57 +0800
Subject: [PATCH] =?UTF-8?q?=E5=A2=9E=E5=8A=A0=E4=B8=BB=E7=AB=99offset?=
 =?UTF-8?q?=E5=AF=84=E5=AD=98=E5=99=A8=E7=94=A8=E4=BA=8E=E5=A4=9A=E4=B8=AA?=
 =?UTF-8?q?=E4=B8=BB=E7=AB=99=E6=A0=A1=E5=87=86=E6=97=B6=E9=97=B4?=
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---
 src/main/scala/backBoard/shin/Interface.scala | 56 ++++++++++---------
 1 file changed, 30 insertions(+), 26 deletions(-)

diff --git a/src/main/scala/backBoard/shin/Interface.scala b/src/main/scala/backBoard/shin/Interface.scala
index f1a3611..3014171 100644
--- a/src/main/scala/backBoard/shin/Interface.scala
+++ b/src/main/scala/backBoard/shin/Interface.scala
@@ -122,6 +122,7 @@ class MasterRegisterBundle extends Bundle{
 
   val isRecCRCErr  = UInt(4.W)
   val rplTimeStampTx = UInt(16.W)
+  val timeStampOffset = UInt(64.W)
 }
 
 
@@ -478,14 +479,14 @@ abstract class InterfaceBase extends Module with RequireAsyncReset{
         (addr === "h146".U )  -> cReg.syncOffset(3)(23,16),
         (addr === "h147".U )  -> cReg.syncOffset(3)(31,24),
 
-        // (addr === "h148".U )  -> 0.U,//cReg.localPoint(7,0),
-        // (addr === "h149".U )  -> 0.U,//cReg.localPoint(15,8),
-        // (addr === "h14a".U )  -> 0.U,//cReg.localPoint(23,16),
-        // (addr === "h14b".U )  -> 0.U,//cReg.localPoint(31,24),
-        // (addr === "h14c".U )  -> 0.U,//cReg.localPoint(39,32),
-        // (addr === "h14d".U )  -> 0.U,//cReg.localPoint(47,40),
-        // (addr === "h14e".U )  -> 0.U,//cReg.localPoint(55,48),
-        // (addr === "h14f".U )  -> 0.U,//cReg.localPoint(63,56),
+        (addr === "h148".U )  -> mReg.timeStampOffset(7,0),
+        (addr === "h149".U )  -> mReg.timeStampOffset(15,8),
+        (addr === "h14a".U )  -> mReg.timeStampOffset(23,16),
+        (addr === "h14b".U )  -> mReg.timeStampOffset(31,24),
+        (addr === "h14c".U )  -> mReg.timeStampOffset(39,32),
+        (addr === "h14d".U )  -> mReg.timeStampOffset(47,40),
+        (addr === "h14e".U )  -> mReg.timeStampOffset(55,48),
+        (addr === "h14f".U )  -> mReg.timeStampOffset(63,56),
 
       ) ++
       ( 0 until 128 ).map{ i =>
@@ -788,6 +789,8 @@ trait InterfaceSync{ this: InterfaceBase =>
     cReg.syncWidth(i) := syncWidth(i)
   }
 
+  val timeStampOffset = RegInit(0.U(64.W)); mReg.timeStampOffset := timeStampOffset
+  val timeStampOffset_WRCopy = RegInit(0.U(64.W))
   val syncPoint   = RegInit("hFFFFFFFFFFFFFFFF".U(64.W)); cReg.syncPoint := syncPoint
   val syncPoint_WRCopy = RegInit("hFFFFFFFFFFFFFFFF".U(64.W))
   val syncPeroid  = RegInit(0.U(32.W)); cReg.syncPeroid := syncPeroid
@@ -839,23 +842,24 @@ trait InterfaceSync{ this: InterfaceBase =>
       syncPeroid := Cat( dataw, syncPeroid(23,0) ) 
     }
 
-    // .elsewhen( addrw === "h148".U ){
-    //   localPoint := Cat( localPoint(63,8), dataw ) 
-    // } .elsewhen( addrw === "h149".U ){
-    //   localPoint := Cat( localPoint(63,16), dataw, localPoint(7,0) ) 
-    // } .elsewhen( addrw === "h14a".U ){
-    //   localPoint := Cat( localPoint(63,24), dataw, localPoint(15,0) ) 
-    // } .elsewhen( addrw === "h14b".U ){
-    //   localPoint := Cat( localPoint(63,32), dataw, localPoint(23,0) ) 
-    // } .elsewhen( addrw === "h14c".U ){
-    //   localPoint := Cat( localPoint(63,40), dataw, localPoint(31,0) ) 
-    // } .elsewhen( addrw === "h14d".U ){
-    //   localPoint := Cat( localPoint(63,48), dataw, localPoint(39,0) ) 
-    // } .elsewhen( addrw === "h14e".U ){
-    //   localPoint := Cat( localPoint(63,56), dataw, localPoint(47,0) ) 
-    // } .elsewhen( addrw === "h14f".U ){
-    //   localPoint := Cat( dataw, localPoint(55,0) ) 
-    // }
+    .elsewhen( addrw === "h148".U ){
+      timeStampOffset_WRCopy := Cat( timeStampOffset_WRCopy(63,8), dataw ) 
+    } .elsewhen( addrw === "h149".U ){
+      timeStampOffset_WRCopy := Cat( timeStampOffset_WRCopy(63,16), dataw, timeStampOffset_WRCopy(7,0) ) 
+    } .elsewhen( addrw === "h14a".U ){
+      timeStampOffset_WRCopy := Cat( timeStampOffset_WRCopy(63,24), dataw, timeStampOffset_WRCopy(15,0) ) 
+    } .elsewhen( addrw === "h14b".U ){
+      timeStampOffset_WRCopy := Cat( timeStampOffset_WRCopy(63,32), dataw, timeStampOffset_WRCopy(23,0) ) 
+    } .elsewhen( addrw === "h14c".U ){
+      timeStampOffset_WRCopy := Cat( timeStampOffset_WRCopy(63,40), dataw, timeStampOffset_WRCopy(31,0) ) 
+    } .elsewhen( addrw === "h14d".U ){
+      timeStampOffset_WRCopy := Cat( timeStampOffset_WRCopy(63,48), dataw, timeStampOffset_WRCopy(39,0) ) 
+    } .elsewhen( addrw === "h14e".U ){
+      timeStampOffset_WRCopy := Cat( timeStampOffset_WRCopy(63,56), dataw, timeStampOffset_WRCopy(47,0) ) 
+    } .elsewhen( addrw === "h14f".U ){
+      timeStampOffset_WRCopy := Cat( dataw, timeStampOffset_WRCopy(55,0) )
+      timeStampOffset        := Cat( dataw, timeStampOffset_WRCopy(55,0) )
+    }
 
 
     for( i <- 1 until 4 ){
@@ -934,7 +938,7 @@ trait InterfaceSync{ this: InterfaceBase =>
 
   sReg.deltaFinal := io.deltaFinal
   cReg.recoTimeStamp := 
-    Mux(isMstMode, cReg.timeStamp,
+    Mux(isMstMode, cReg.timeStamp + mReg.timeStampOffset,
       RegNext( cReg.timeStamp + sReg.deltaFinal, 0.U(64.W) )
     )
   sReg.slvDeltaTime := io.slvDeltaTime