[cru] Reset TX and RX FIFO on config

kostorr · kostorr · commit 7da5453685da · 2020-12-01T15:21:36.000+02:00
diff --git a/src/Cru/Gbt.cxx b/src/Cru/Gbt.cxx
@@ -291,8 +291,11 @@ uint32_t Gbt::getTxClockFrequency(Link link) //In Hz
 
 void Gbt::resetFifo()
 {
-  mPdaBar->writeRegister(Cru::Registers::BSP_USER_CONTROL.index, 0x80);
-  mPdaBar->writeRegister(Cru::Registers::BSP_USER_CONTROL.index, 0x0);
+  mPdaBar->modifyRegister(Cru::Registers::BSP_USER_CONTROL.index, 7, 1, 0x1); // reset TX
+  mPdaBar->modifyRegister(Cru::Registers::BSP_USER_CONTROL.index, 8, 1, 0x1); // reset RX
+
+  mPdaBar->modifyRegister(Cru::Registers::BSP_USER_CONTROL.index, 7, 1, 0x0);
+  mPdaBar->modifyRegister(Cru::Registers::BSP_USER_CONTROL.index, 8, 1, 0x0);
 }
 
 } // namespace roc

Original file line number	Diff line number	Diff line change
`@@ -291,8 +291,11 @@ uint32_t Gbt::getTxClockFrequency(Link link) //In Hz`
`291`	`291`
`292`	`292`	`void Gbt::resetFifo()`
`293`	`293`	`{`
`294`		`- mPdaBar->writeRegister(Cru::Registers::BSP_USER_CONTROL.index, 0x80);`
`295`		`- mPdaBar->writeRegister(Cru::Registers::BSP_USER_CONTROL.index, 0x0);`
	`294`	`+ mPdaBar->modifyRegister(Cru::Registers::BSP_USER_CONTROL.index, 7, 1, 0x1); // reset TX`
	`295`	`+ mPdaBar->modifyRegister(Cru::Registers::BSP_USER_CONTROL.index, 8, 1, 0x1); // reset RX`
	`296`	`+`
	`297`	`+ mPdaBar->modifyRegister(Cru::Registers::BSP_USER_CONTROL.index, 7, 1, 0x0);`
	`298`	`+ mPdaBar->modifyRegister(Cru::Registers::BSP_USER_CONTROL.index, 8, 1, 0x0);`
`296`	`299`	`}`
`297`	`300`
`298`	`301`	`} // namespace roc`