BOOLEAN
WinLdrPortPollOnly(IN ULONG PortId)
{
UCHAR Dummy;
return CpGetByte(&Port[PortId], &Dummy, FALSE, TRUE) == CP_GET_SUCCESS;
}
BOOLEAN
NTAPI
KdPortGetByteEx(
IN PCPPORT PortInformation,
OUT PUCHAR ByteReceived)
{
return (CpGetByte(PortInformation, ByteReceived, FALSE) == CP_GET_SUCCESS);
}
KDP_STATUS
NTAPI
KdpReceiveByte(OUT PUCHAR OutByte)
{
/* Get the byte */
if (CpGetByte(&KdDebugComPort, OutByte, TRUE) == CP_GET_SUCCESS)
{
return KDP_PACKET_RECEIVED;
}
else
{
return KDP_PACKET_TIMEOUT;
}
}
KDP_STATUS
NTAPI
KdpPollByte(OUT PUCHAR OutByte)
{
/* Poll the byte */
if (CpGetByte(&KdDebugComPort, OutByte, FALSE) == CP_GET_SUCCESS)
{
return KDP_PACKET_RECEIVED;
}
else
{
return KDP_PACKET_TIMEOUT;
}
}
BOOLEAN
WinLdrPortGetByte(IN ULONG PortId,
OUT PUCHAR Data)
{
return CpGetByte(&Port[PortId], Data, TRUE, FALSE) == CP_GET_SUCCESS;
}
//
// poll byte,without wait
//
ULONG BlPortPollByte(__in ULONG DeviceId,__out PUCHAR Value)
{
return CpGetByte(Port + DeviceId,Value,FALSE,FALSE);
}
//
// poll port
//
ULONG BlPortPollOnly(__in ULONG DeviceId)
{
UCHAR Dummy;
return CpGetByte(Port + DeviceId,&Dummy,FALSE,TRUE);
}
