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Support XEBRA; Slightly

This commit is contained in:
Jaby 2024-06-19 21:17:55 +02:00
parent ab6caf77b3
commit 3295a04f07
3 changed files with 20 additions and 3 deletions
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1
include/PSX/System/IOPorts/cd_io.hpp
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@ -165,6 +165,7 @@ namespace JabyEngine {
static constexpr Desc Demute{0x0C, Interrupt::Type::Acknowledge};
static constexpr Desc Filter{0x0D, Interrupt::Type::Acknowledge};
static constexpr Desc SetMode{0x0E, Interrupt::Type::Acknowledge};
static constexpr Desc GetLocL{0x10, Interrupt::Type::Acknowledge};
static constexpr Desc GetLocP{0x11, Interrupt::Type::Acknowledge};
static constexpr Desc GetTN{0x13, Interrupt::Type::Acknowledge};
static constexpr Desc GetTD{0x14, Interrupt::Type::Acknowledge};

4
src/Library/internal-include/CD/cd_types.hpp
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@ -83,6 +83,10 @@ namespace JabyEngine {
return BCDTimeStamp::from_time(min, sec, sectors);
}
constexpr bool is_zero() const {
return this->min == 0 && this->sec == 0 && this->sector == 0;
}
};
}
}

18
src/Library/src/Audio/CDXA.cpp
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@ -10,6 +10,7 @@ namespace JabyEngine {
CD::BCDTimeStamp start_loc;
CD::BCDTimeStamp last_loc;
bool double_speed;
bool get_loc_functional; //< TODO: Really wanna use that?
uint8_t channel;
} setting;
@ -25,6 +26,14 @@ namespace JabyEngine {
CD::IRQ::resume_at0(setting.start_loc);
CD::NewCommand::send(CD_IO::Command::ReadS);
}
else {
if(!setting.get_loc_functional) {
setting.last_loc.min = xa_file.header.minute;
setting.last_loc.sec = xa_file.header.second;
setting.last_loc.sector = xa_file.header.sector;
}
}
} break;
case CD_IO::Interrupt::DiskError:
@ -34,8 +43,9 @@ namespace JabyEngine {
}
void play(const volatile AutoLBAEntry* lba, uint8_t rel_lba_idx, uint8_t channel, bool double_speed) {
setting.start_loc = CD::BCDTimeStamp::from(lba[rel_lba_idx].get_lba());
setting.double_speed = double_speed;
setting.start_loc = CD::BCDTimeStamp::from(lba[rel_lba_idx].get_lba());
setting.double_speed = double_speed;
setting.get_loc_functional = !CD::get_loc().is_zero();
CD::enable_CDXA(double_speed); //< Activates PortIndex0
set_channel(channel);
@ -56,7 +66,9 @@ namespace JabyEngine {
void push_play() {
stop();
setting.last_loc = CD::get_loc();
if(setting.get_loc_functional) {
setting.last_loc = CD::get_loc();
}
CD::current_state = CD::State::Ready;
}