sravan/system76-edk2
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Clean up code

Browse Source 
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@8975 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
lgao4
2009-07-21 07:57:29 +00:00
parent ccd4b7dade
commit 19bf20e11a
8 changed files with 68 additions and 77 deletions
Download Patch File Download Diff File Expand all files Collapse all files

11
IntelFrameworkModulePkg/Bus/Isa/IsaSerialDxe/Serial.c
View File

@@ -882,7 +882,7 @@ IsaSerialReceiveTransmit (
//
TimeOut = 0;
Msr.Data = READ_MSR (SerialDevice->IsaIo, SerialDevice->BaseAddress);
while (Msr.Bits.Dcd == 1 && (!Msr.Bits.Cts ^ FeaturePcdGet(PcdIsaBusSerialUseHalfHandshake))) {
while ((Msr.Bits.Dcd == 1) && ((Msr.Bits.Cts == 0) || FeaturePcdGet(PcdIsaBusSerialUseHalfHandshake))) {
gBS->Stall (TIMEOUT_STALL_INTERVAL);
TimeOut++;
if (TimeOut > 5) {
@@ -892,7 +892,7 @@ IsaSerialReceiveTransmit (
Msr.Data = READ_MSR (SerialDevice->IsaIo, SerialDevice->BaseAddress);
}
if (Msr.Bits.Dcd== 0 || (Msr.Bits.Cts ^ FeaturePcdGet(PcdIsaBusSerialUseHalfHandshake))) {
if ((Msr.Bits.Dcd == 0) && ((Msr.Bits.Cts == 1) || FeaturePcdGet(PcdIsaBusSerialUseHalfHandshake))) {
IsaSerialFifoRemove (&SerialDevice->Transmit, &Data);
WRITE_THR (SerialDevice->IsaIo, SerialDevice->BaseAddress, Data);
}
@@ -1188,12 +1188,7 @@ IsaSerialSetAttributes (
if ((StopBits < OneStopBit) || (StopBits > TwoStopBits)) {
return EFI_INVALID_PARAMETER;
}
//
// for DataBits = 5, StopBits can not set TwoStopBits
//
// if ((DataBits == 5) && (StopBits == TwoStopBits)) {
// return EFI_INVALID_PARAMETER;
// }
//
// for DataBits = 6,7,8, StopBits can not set OneFiveStopBits
//