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https://github.com/TomHarte/CLK.git
synced 2024-07-04 18:29:40 +00:00
Merge pull request #905 from TomHarte/JustInTimeOric
Adopts JustInTimeActor in the Oric.
This commit is contained in:
commit
27eddf6dff
@ -136,6 +136,11 @@ template <class T, class LocalTimeScale = HalfCycles, int multiplier = 1, int di
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return &object_;
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return &object_;
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}
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}
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/// @returns a const pointer to the included object, without flushing time.
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[[nodiscard]] forceinline const T *last_valid() const {
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return &object_;
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}
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/// @returns the amount of time since the object was last flushed, in the target time scale.
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/// @returns the amount of time since the object was last flushed, in the target time scale.
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[[nodiscard]] forceinline TargetTimeScale time_since_flush() const {
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[[nodiscard]] forceinline TargetTimeScale time_since_flush() const {
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// TODO: does this handle conversions properly where TargetTimeScale != LocalTimeScale?
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// TODO: does this handle conversions properly where TargetTimeScale != LocalTimeScale?
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@ -191,6 +196,11 @@ template <class T, class LocalTimeScale = HalfCycles, int multiplier = 1, int di
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}
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}
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}
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}
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/// @returns A cached copy of the object's clocking preference.
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ClockingHint::Preference clocking_preference() const {
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return clocking_preference_;
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}
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private:
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private:
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T object_;
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T object_;
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LocalTimeScale time_since_update_, time_until_event_;
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LocalTimeScale time_since_update_, time_until_event_;
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@ -521,19 +521,19 @@ template <bool has_scsi_bus> class ConcreteMachine:
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}
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}
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void set_scan_target(Outputs::Display::ScanTarget *scan_target) final {
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void set_scan_target(Outputs::Display::ScanTarget *scan_target) final {
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video_->set_scan_target(scan_target);
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video_.last_valid()->set_scan_target(scan_target);
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}
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}
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Outputs::Display::ScanStatus get_scaled_scan_status() const final {
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Outputs::Display::ScanStatus get_scaled_scan_status() const final {
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return video_->get_scaled_scan_status();
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return video_.last_valid()->get_scaled_scan_status();
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}
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}
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void set_display_type(Outputs::Display::DisplayType display_type) final {
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void set_display_type(Outputs::Display::DisplayType display_type) final {
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video_->set_display_type(display_type);
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video_.last_valid()->set_display_type(display_type);
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}
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}
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Outputs::Display::DisplayType get_display_type() const final {
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Outputs::Display::DisplayType get_display_type() const final {
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return video_->get_display_type();
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return video_.last_valid()->get_display_type();
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}
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}
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Outputs::Speaker::Speaker *get_speaker() final {
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Outputs::Speaker::Speaker *get_speaker() final {
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@ -34,6 +34,8 @@
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#include "../../Analyser/Static/Oric/Target.hpp"
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#include "../../Analyser/Static/Oric/Target.hpp"
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#include "../../ClockReceiver/JustInTime.hpp"
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#include <cstdint>
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#include <cstdint>
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#include <memory>
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#include <memory>
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#include <vector>
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#include <vector>
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@ -217,7 +219,6 @@ template <Analyser::Static::Oric::Target::DiskInterface disk_interface, CPU::MOS
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public MOS::MOS6522::IRQDelegatePortHandler::Delegate,
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public MOS::MOS6522::IRQDelegatePortHandler::Delegate,
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public Storage::Tape::BinaryTapePlayer::Delegate,
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public Storage::Tape::BinaryTapePlayer::Delegate,
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public DiskController::Delegate,
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public DiskController::Delegate,
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public ClockingHint::Observer,
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public Activity::Source,
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public Activity::Source,
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public Machine,
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public Machine,
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public Keyboard::SpecialKeyHandler {
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public Keyboard::SpecialKeyHandler {
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@ -225,7 +226,7 @@ template <Analyser::Static::Oric::Target::DiskInterface disk_interface, CPU::MOS
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public:
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public:
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ConcreteMachine(const Analyser::Static::Oric::Target &target, const ROMMachine::ROMFetcher &rom_fetcher) :
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ConcreteMachine(const Analyser::Static::Oric::Target &target, const ROMMachine::ROMFetcher &rom_fetcher) :
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m6502_(*this),
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m6502_(*this),
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video_output_(ram_),
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video_(ram_),
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ay8910_(GI::AY38910::Personality::AY38910, audio_queue_),
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ay8910_(GI::AY38910::Personality::AY38910, audio_queue_),
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speaker_(ay8910_),
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speaker_(ay8910_),
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via_port_handler_(audio_queue_, ay8910_, speaker_, tape_player_, keyboard_),
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via_port_handler_(audio_queue_, ay8910_, speaker_, tape_player_, keyboard_),
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@ -247,10 +248,6 @@ template <Analyser::Static::Oric::Target::DiskInterface disk_interface, CPU::MOS
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ram_[c] |= 0x40;
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ram_[c] |= 0x40;
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}
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}
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if constexpr (disk_interface == DiskInterface::Pravetz) {
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diskii_.set_clocking_hint_observer(this);
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}
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const std::string machine_name = "Oric";
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const std::string machine_name = "Oric";
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std::vector<ROMMachine::ROM> rom_names = { {machine_name, "the Oric colour ROM", "colour.rom", 128, 0xd50fca65} };
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std::vector<ROMMachine::ROM> rom_names = { {machine_name, "the Oric colour ROM", "colour.rom", 128, 0xd50fca65} };
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switch(target.rom) {
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switch(target.rom) {
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@ -292,7 +289,7 @@ template <Analyser::Static::Oric::Target::DiskInterface disk_interface, CPU::MOS
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}
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}
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}
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}
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video_output_.set_colour_rom(*roms[0]);
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video_->set_colour_rom(*roms[0]);
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rom_ = std::move(*roms[1]);
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rom_ = std::move(*roms[1]);
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switch(disk_interface) {
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switch(disk_interface) {
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@ -313,7 +310,7 @@ template <Analyser::Static::Oric::Target::DiskInterface disk_interface, CPU::MOS
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pravetz_rom_ = std::move(*roms[2]);
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pravetz_rom_ = std::move(*roms[2]);
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pravetz_rom_.resize(512);
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pravetz_rom_.resize(512);
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diskii_.set_state_machine(*roms[diskii_state_machine_index]);
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diskii_->set_state_machine(*roms[diskii_state_machine_index]);
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} break;
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} break;
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}
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}
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@ -402,7 +399,7 @@ template <Analyser::Static::Oric::Target::DiskInterface disk_interface, CPU::MOS
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case DiskInterface::BD500: inserted |= insert_disks(media, bd500_, 4); break;
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case DiskInterface::BD500: inserted |= insert_disks(media, bd500_, 4); break;
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case DiskInterface::Jasmin: inserted |= insert_disks(media, jasmin_, 4); break;
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case DiskInterface::Jasmin: inserted |= insert_disks(media, jasmin_, 4); break;
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case DiskInterface::Microdisc: inserted |= insert_disks(media, microdisc_, 4); break;
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case DiskInterface::Microdisc: inserted |= insert_disks(media, microdisc_, 4); break;
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case DiskInterface::Pravetz: inserted |= insert_disks(media, diskii_, 2); break;
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case DiskInterface::Pravetz: inserted |= insert_disks(media, *diskii_.last_valid(), 2); break;
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default: break;
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default: break;
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}
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}
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}
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}
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@ -474,9 +471,8 @@ template <Analyser::Static::Oric::Target::DiskInterface disk_interface, CPU::MOS
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}
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}
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}
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}
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} else {
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} else {
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flush_diskii();
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const int disk_value = diskii_->read_address(address);
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const int disk_value = diskii_.read_address(address);
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if(!isWriteOperation(operation) && disk_value != Apple::DiskII::DidNotLoad) *value = uint8_t(disk_value);
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if(!isWriteOperation(operation) && disk_value != diskii_.DidNotLoad) *value = uint8_t(disk_value);
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}
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}
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break;
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break;
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}
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}
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@ -485,7 +481,7 @@ template <Analyser::Static::Oric::Target::DiskInterface disk_interface, CPU::MOS
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if(!isWriteOperation(operation))
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if(!isWriteOperation(operation))
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*value = ram_[address];
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*value = ram_[address];
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else {
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else {
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if(address >= 0x9800 && address <= 0xc000) update_video();
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if(address >= 0x9800 && address <= 0xc000) video_.flush();
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ram_[address] = *value;
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ram_[address] = *value;
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}
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}
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}
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}
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@ -508,7 +504,7 @@ template <Analyser::Static::Oric::Target::DiskInterface disk_interface, CPU::MOS
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bd500_.run_for(Cycles(9)); // i.e. effective clock rate of 9Mhz.
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bd500_.run_for(Cycles(9)); // i.e. effective clock rate of 9Mhz.
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break;
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break;
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case DiskInterface::Jasmin:
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case DiskInterface::Jasmin:
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jasmin_.run_for(Cycles(8));; // i.e. effective clock rate of 8Mhz.
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jasmin_.run_for(Cycles(8)); // i.e. effective clock rate of 8Mhz.
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// Jasmin autostart hack: wait for a period, then trigger a reset, having forced
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// Jasmin autostart hack: wait for a period, then trigger a reset, having forced
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// the Jasmin to page its ROM in first. I assume the latter being what the Jasmin's
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// the Jasmin to page its ROM in first. I assume the latter being what the Jasmin's
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@ -521,43 +517,41 @@ template <Analyser::Static::Oric::Target::DiskInterface disk_interface, CPU::MOS
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}
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}
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break;
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break;
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case DiskInterface::Microdisc:
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case DiskInterface::Microdisc:
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microdisc_.run_for(Cycles(8));; // i.e. effective clock rate of 8Mhz.
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microdisc_.run_for(Cycles(8)); // i.e. effective clock rate of 8Mhz.
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break;
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break;
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case DiskInterface::Pravetz:
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case DiskInterface::Pravetz:
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if(diskii_clocking_preference_ == ClockingHint::Preference::RealTime) {
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if(diskii_.clocking_preference() == ClockingHint::Preference::RealTime) {
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diskii_.set_data_input(*value);
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diskii_->set_data_input(*value);
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diskii_.run_for(Cycles(2));; // i.e. effective clock rate of 2Mhz.
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} else {
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cycles_since_diskii_update_ += Cycles(2);
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}
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}
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diskii_ += Cycles(2); // i.e. effective clock rate of 2Mhz.
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break;
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break;
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}
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}
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cycles_since_video_update_++;
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video_ += Cycles(1);
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return Cycles(1);
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return Cycles(1);
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}
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}
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forceinline void flush() {
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forceinline void flush() {
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update_video();
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video_.flush();
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via_.flush();
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via_.flush();
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flush_diskii();
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diskii_.flush();
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}
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}
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// to satisfy CRTMachine::Machine
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// to satisfy CRTMachine::Machine
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void set_scan_target(Outputs::Display::ScanTarget *scan_target) final {
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void set_scan_target(Outputs::Display::ScanTarget *scan_target) final {
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video_output_.set_scan_target(scan_target);
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video_.last_valid()->set_scan_target(scan_target);
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}
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}
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Outputs::Display::ScanStatus get_scaled_scan_status() const final {
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Outputs::Display::ScanStatus get_scaled_scan_status() const final {
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return video_output_.get_scaled_scan_status();
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return video_.last_valid()->get_scaled_scan_status();
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}
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}
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void set_display_type(Outputs::Display::DisplayType display_type) final {
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void set_display_type(Outputs::Display::DisplayType display_type) final {
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video_output_.set_display_type(display_type);
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video_.last_valid()->set_display_type(display_type);
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}
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}
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Outputs::Display::DisplayType get_display_type() const final {
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Outputs::Display::DisplayType get_display_type() const final {
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return video_output_.get_display_type();
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return video_.last_valid()->get_display_type();
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}
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}
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Outputs::Speaker::Speaker *get_speaker() final {
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Outputs::Speaker::Speaker *get_speaker() final {
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@ -644,15 +638,11 @@ template <Analyser::Static::Oric::Target::DiskInterface disk_interface, CPU::MOS
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microdisc_.set_activity_observer(observer);
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microdisc_.set_activity_observer(observer);
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break;
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break;
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case DiskInterface::Pravetz:
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case DiskInterface::Pravetz:
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diskii_.set_activity_observer(observer);
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diskii_->set_activity_observer(observer);
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break;
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break;
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}
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}
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}
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}
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void set_component_prefers_clocking(ClockingHint::Source *, ClockingHint::Preference) final {
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diskii_clocking_preference_ = diskii_.preferred_clocking();
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}
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private:
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private:
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const uint16_t basic_invisible_ram_top_ = 0xffff;
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const uint16_t basic_invisible_ram_top_ = 0xffff;
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const uint16_t basic_visible_ram_top_ = 0xbfff;
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const uint16_t basic_visible_ram_top_ = 0xbfff;
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@ -662,17 +652,13 @@ template <Analyser::Static::Oric::Target::DiskInterface disk_interface, CPU::MOS
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// RAM and ROM
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// RAM and ROM
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std::vector<uint8_t> rom_, disk_rom_;
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std::vector<uint8_t> rom_, disk_rom_;
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uint8_t ram_[65536];
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uint8_t ram_[65536];
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Cycles cycles_since_video_update_;
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inline void update_video() {
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video_output_.run_for(cycles_since_video_update_.flush<Cycles>());
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}
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// ROM bookkeeping
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// ROM bookkeeping
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uint16_t tape_get_byte_address_ = 0, tape_speed_address_ = 0;
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uint16_t tape_get_byte_address_ = 0, tape_speed_address_ = 0;
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int keyboard_read_count_ = 0;
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int keyboard_read_count_ = 0;
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// Outputs
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// Outputs
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VideoOutput video_output_;
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JustInTimeActor<VideoOutput, Cycles> video_;
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Concurrency::DeferringAsyncTaskQueue audio_queue_;
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Concurrency::DeferringAsyncTaskQueue audio_queue_;
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GI::AY38910::AY38910<false> ay8910_;
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GI::AY38910::AY38910<false> ay8910_;
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@ -700,14 +686,9 @@ template <Analyser::Static::Oric::Target::DiskInterface disk_interface, CPU::MOS
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BD500 bd500_;
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BD500 bd500_;
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// the Pravetz/Disk II, if in use.
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// the Pravetz/Disk II, if in use.
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Apple::DiskII diskii_;
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JustInTimeActor<Apple::DiskII, Cycles> diskii_;
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Cycles cycles_since_diskii_update_;
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void flush_diskii() {
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diskii_.run_for(cycles_since_diskii_update_.flush<Cycles>());
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}
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std::vector<uint8_t> pravetz_rom_;
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std::vector<uint8_t> pravetz_rom_;
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std::size_t pravetz_rom_base_pointer_ = 0;
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std::size_t pravetz_rom_base_pointer_ = 0;
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ClockingHint::Preference diskii_clocking_preference_ = ClockingHint::Preference::RealTime;
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// Overlay RAM
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// Overlay RAM
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uint16_t ram_top_ = basic_visible_ram_top_;
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uint16_t ram_top_ = basic_visible_ram_top_;
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