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CDROM: Implement GetTD command

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This commit is contained in:
Connor McLaughlin
2019-10-18 23:06:13 +10:00
parent 4959de9859
commit 9433e08782
4 changed files with 49 additions and 1 deletions
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34
src/core/cdrom.cpp
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@ -628,7 +628,7 @@ void CDROM::ExecuteCommand()
{
const u8 file = m_param_fifo.Peek(0);
const u8 channel = m_param_fifo.Peek(1);
Log_WarningPrintf("CDROM setfilter command 0x%02X 0x%02X", ZeroExtend32(file), ZeroExtend32(channel));
Log_DebugPrintf("CDROM setfilter command 0x%02X 0x%02X", ZeroExtend32(file), ZeroExtend32(channel));
m_filter_file_number = file;
m_filter_channel_number = channel;
PushStatResponse(Interrupt::ACK);
@ -781,6 +781,38 @@ void CDROM::ExecuteCommand()
}
break;
case Command::GetTD:
{
Log_DebugPrintf("CDROM GetTD command");
Assert(m_param_fifo.GetSize() >= 1);
const u8 track = BCDToDecimal(m_param_fifo.Peek());
if (!m_media)
{
SendErrorResponse(0x80);
}
else if (track > m_media->GetTrackCount())
{
SendErrorResponse(0x10);
}
else
{
CDImage::Position pos;
if (track == 0)
pos = CDImage::Position::FromLBA(m_media->GetLBACount());
else
pos = m_media->GetTrackStartMSFPosition(track);
m_response_fifo.Push(m_secondary_status.bits);
m_response_fifo.Push(DecimalToBCD(Truncate8(pos.minute)));
m_response_fifo.Push(DecimalToBCD(Truncate8(pos.second)));
SetInterrupt(Interrupt::ACK);
}
EndCommand();
}
break;
default:
Panic("Unknown command");
break;