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Gifts the Atari ST a 68000 and non-functional video.

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This commit is contained in:
Thomas Harte 2019-10-04 21:34:15 -04:00
parent 953423cc02
commit a8a34497ff
4 changed files with 107 additions and 2 deletions
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40
Machines/AtariST/AtariST.cpp
View File

@ -10,7 +10,13 @@
#include "../CRTMachine.hpp"
namespace {
#include "../../Processors/68000/68000.hpp"
#include "Video.hpp"
#include "../../ClockReceiver/JustInTime.hpp"
namespace Atari {
namespace ST {
const int CLOCK_RATE = 8000000;
@ -18,13 +24,28 @@ using Target = Analyser::Static::Target;
class ConcreteMachine:
public Atari::ST::Machine,
public CPU::MC68000::BusHandler,
public CRTMachine::Machine {
public:
ConcreteMachine(const Target &target, const ROMMachine::ROMFetcher &rom_fetcher) {
ConcreteMachine(const Target &target, const ROMMachine::ROMFetcher &rom_fetcher) :
mc68000_(*this) {
set_clock_rate(CLOCK_RATE);
ram_.resize(512 * 1024);
std::vector<ROMMachine::ROM> rom_descriptions = {
{"AtariST", "the TOS ROM", "tos100.img", 192*1024, 0x1a586c64}
};
const auto roms = rom_fetcher(rom_descriptions);
if(!roms[0]) {
throw ROMMachine::Error::MissingROMs;
}
rom_ = *roms[0];
}
// MARK: CRTMachine::Machine
void set_scan_target(Outputs::Display::ScanTarget *scan_target) final {
video_->set_scan_target(scan_target);
}
Outputs::Speaker::Speaker *get_speaker() final {
@ -32,9 +53,24 @@ class ConcreteMachine:
}
void run_for(const Cycles cycles) final {
mc68000_.run_for(cycles);
}
// MARK: MC68000::BusHandler
HalfCycles perform_bus_operation(const CPU::MC68000::Microcycle &cycle, int is_supervisor) {
return HalfCycles(0);
}
private:
CPU::MC68000::Processor<ConcreteMachine, true> mc68000_;
JustInTimeActor<Video, HalfCycles> video_;
std::vector<uint8_t> ram_;
std::vector<uint8_t> rom_;
};
}
}
using namespace Atari::ST;

22
Machines/AtariST/Video.cpp Normal file
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@ -0,0 +1,22 @@
//
// Video.cpp
// Clock Signal
//
// Created by Thomas Harte on 04/10/2019.
// Copyright © 2019 Thomas Harte. All rights reserved.
//
#include "Video.hpp"
using namespace Atari::ST;
Video::Video() :
crt_(512, 1, Outputs::Display::Type::PAL50, Outputs::Display::InputDataType::Red4Green4Blue4) {
}
void Video::set_scan_target(Outputs::Display::ScanTarget *scan_target) {
crt_.set_scan_target(scan_target);
}
void Video::run_for(HalfCycles duration) {
}

39
Machines/AtariST/Video.hpp Normal file
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@ -0,0 +1,39 @@
//
// Video.hpp
// Clock Signal
//
// Created by Thomas Harte on 04/10/2019.
// Copyright © 2019 Thomas Harte. All rights reserved.
//
#ifndef Video_hpp
#define Video_hpp
#include "../../Outputs/CRT/CRT.hpp"
#include "../../ClockReceiver/ClockReceiver.hpp"
namespace Atari {
namespace ST {
class Video {
public:
Video();
/*!
Sets the target device for video data.
*/
void set_scan_target(Outputs::Display::ScanTarget *scan_target);
/*!
Produces the next @c duration period of pixels.
*/
void run_for(HalfCycles duration);
private:
Outputs::CRT::CRT crt_;
};
}
}
#endif /* Video_hpp */

8
OSBindings/Mac/Clock Signal.xcodeproj/project.pbxproj
View File

@ -618,6 +618,8 @@
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4BB4BFB922A4372F0069048D /* StaticAnalyser.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 4BB4BFB822A4372E0069048D /* StaticAnalyser.cpp */; };
4BB4BFBA22A4372F0069048D /* StaticAnalyser.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 4BB4BFB822A4372E0069048D /* StaticAnalyser.cpp */; };
4BB50DC8234828A20057B9CA /* Video.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 4BB50DC6234828A20057B9CA /* Video.cpp */; };
4BB50DC9234828A70057B9CA /* Video.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 4BB50DC6234828A20057B9CA /* Video.cpp */; };
4BB697CB1D4B6D3E00248BDF /* TimedEventLoop.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 4BB697C91D4B6D3E00248BDF /* TimedEventLoop.cpp */; };
4BB697CE1D4BA44400248BDF /* CommodoreGCR.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 4BB697CC1D4BA44400248BDF /* CommodoreGCR.cpp */; };
4BB73EA21B587A5100552FC2 /* AppDelegate.swift in Sources */ = {isa = PBXBuildFile; fileRef = 4BB73EA11B587A5100552FC2 /* AppDelegate.swift */; };
@ -1416,6 +1418,8 @@
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4BB4BFB722A4372E0069048D /* StaticAnalyser.hpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.h; path = StaticAnalyser.hpp; sourceTree = "<group>"; };
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4BB697C61D4B558F00248BDF /* Factors.hpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.h; name = Factors.hpp; path = ../../NumberTheory/Factors.hpp; sourceTree = "<group>"; };
4BB697C91D4B6D3E00248BDF /* TimedEventLoop.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = TimedEventLoop.cpp; sourceTree = "<group>"; };
4BB697CA1D4B6D3E00248BDF /* TimedEventLoop.hpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.h; path = TimedEventLoop.hpp; sourceTree = "<group>"; };
@ -3191,6 +3195,8 @@
children = (
4BC131682346C61100E4FF3D /* AtariST.cpp */,
4BC131692346C61100E4FF3D /* AtariST.hpp */,
4BB50DC6234828A20057B9CA /* Video.cpp */,
4BB50DC7234828A20057B9CA /* Video.hpp */,
);
path = AtariST;
sourceTree = "<group>";
@ -4063,6 +4069,7 @@
4B055AC31FAE9AE80060FFFF /* AmstradCPC.cpp in Sources */,
4B055A9E1FAE85DA0060FFFF /* G64.cpp in Sources */,
4B055AB81FAE860F0060FFFF /* ZX80O81P.cpp in Sources */,
4BB50DC9234828A70057B9CA /* Video.cpp in Sources */,
4B055A8E1FAE85920060FFFF /* BestEffortUpdater.cpp in Sources */,
4B055AB01FAE86070060FFFF /* PulseQueuedTape.cpp in Sources */,
4B055AAC1FAE85FD0060FFFF /* PCMSegment.cpp in Sources */,
@ -4269,6 +4276,7 @@
4B302184208A550100773308 /* DiskII.cpp in Sources */,
4BEA52631DF339D7007E74F2 /* SoundGenerator.cpp in Sources */,
4BD67DD0209BF27B00AB2146 /* Encoder.cpp in Sources */,
4BB50DC8234828A20057B9CA /* Video.cpp in Sources */,
4BAE495920328897004BE78E /* ZX8081OptionsPanel.swift in Sources */,
4B89451A201967B4007DE474 /* ConfidenceSummary.cpp in Sources */,
4B54C0C51F8D91D90050900F /* Keyboard.cpp in Sources */,