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CDROM: Defer setting reading/playing bit until sector is read

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Fixes softlock in Chicken Run.
This commit is contained in:
Connor McLaughlin 2020-04-06 00:25:49 +10:00
parent b418f880ab
commit b7cdaaf36a
1 changed files with 8 additions and 6 deletions
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14
src/core/cdrom.cpp
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@ -1141,7 +1141,6 @@ void CDROM::BeginReading(TickCount ticks_late)
m_secondary_status.ClearActiveBits();
m_secondary_status.motor_on = true;
m_secondary_status.reading = true;
const TickCount ticks = GetTicksForRead();
m_drive_state = DriveState::Reading;
@ -1185,7 +1184,6 @@ void CDROM::BeginPlaying(u8 track_bcd, TickCount ticks_late)
m_secondary_status.ClearActiveBits();
m_secondary_status.motor_on = true;
m_secondary_status.playing_cdda = true;
ClearSectorBuffers();
const TickCount ticks = GetTicksForRead();
@ -1502,6 +1500,9 @@ void CDROM::ProcessDataSector(const u8* raw_sector, const CDImage::SubChannelQ&
ZeroExtend32(m_last_sector_header.sector_mode), ZeroExtend32(m_last_sector_subheader.submode.bits),
m_current_write_sector_buffer);
// The reading bit shouldn't be set until the first sector is processed.
m_secondary_status.reading = true;
if (m_mode.xa_enable && m_last_sector_header.sector_mode == 2)
{
if (m_last_sector_subheader.submode.realtime && m_last_sector_subheader.submode.audio)
@ -1726,6 +1727,7 @@ void CDROM::ProcessCDDASector(const u8* raw_sector, const CDImage::SubChannelQ&
{
// For CDDA sectors, the whole sector contains the audio data.
Log_DevPrintf("Read sector %u as CDDA", m_last_requested_sector);
m_secondary_status.playing_cdda = true;
// Skip the pregap, and don't report on it.
if (subq.index_number_bcd == 0)
@ -1977,12 +1979,12 @@ void CDROM::DrawDebugWindow()
if (ImGui::CollapsingHeader("CD Audio", ImGuiTreeNodeFlags_DefaultOpen))
{
if (m_secondary_status.reading && m_mode.xa_enable)
if (m_drive_state == DriveState::Reading && m_mode.xa_enable)
{
ImGui::TextColored(active_color, "Playing: XA-ADPCM (File %u / Channel %u)", m_xa_current_channel_number,
m_xa_current_file_number);
ImGui::TextColored(active_color, "Playing: XA-ADPCM (File %u / Channel %u)", m_xa_current_file_number,
m_xa_current_channel_number);
}
else if (m_secondary_status.playing_cdda)
else if (m_drive_state == DriveState::Playing)
{
ImGui::TextColored(active_color, "Playing: CDDA (Track %x)", m_last_subq.track_number_bcd);
}