PcAtChipsetPkg/SerialIoLib: Remove negative value shift

[mirror_edk2.git] / PcAtChipsetPkg / Library / SerialIoLib / SerialPortLib.c

diff --git a/PcAtChipsetPkg/Library/SerialIoLib/SerialPortLib.c b/PcAtChipsetPkg/Library/SerialIoLib/SerialPortLib.c
index 95e0db70ad6915872a1b2c8050ad5044b5dc06e6..0a2e20c1d932c0e816621526b5de4443e9668575 100644 (file)
--- a/PcAtChipsetPkg/Library/SerialIoLib/SerialPortLib.c
+++ b/PcAtChipsetPkg/Library/SerialIoLib/SerialPortLib.c
@@ -102,7 +102,7 @@ SerialPortInitialize (
   //\r
   // Switch back to bank 0\r
   //\r
-  OutputData = (UINT8) ((~DLAB << 7) | (gBreakSet << 6) | (gParity << 3) | (gStop << 2) | Data);\r
+  OutputData = (UINT8) ( (gBreakSet << 6) | (gParity << 3) | (gStop << 2) | Data);\r
   IoWrite8 (gUartBase + LCR_OFFSET, OutputData);\r
 \r
   return RETURN_SUCCESS;\r
@@ -481,7 +481,7 @@ SerialPortSetAttributes (
   //\r
   // Switch back to bank 0\r
   //\r
-  OutputData = (UINT8) ((~DLAB << 7) | (gBreakSet << 6) | (LcrParity << 3) | (LcrStop << 2) | LcrData);\r
+  OutputData = (UINT8) ((gBreakSet << 6) | (LcrParity << 3) | (LcrStop << 2) | LcrData);\r
   IoWrite8 (gUartBase + LCR_OFFSET, OutputData);\r
 \r
   return RETURN_SUCCESS;\r