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Merge pull request #941 from TomHarte/LargeDSK

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Adds support for Macintosh SCSI drive images.
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Thomas Harte 2021-05-13 19:17:18 -04:00 committed by GitHub
commit ea11f3826a
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9 changed files with 137 additions and 43 deletions
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4
Analyser/Static/StaticAnalyser.cpp
View File

@ -55,6 +55,7 @@
// Mass Storage Devices (i.e. usually, hard disks)
#include "../../Storage/MassStorage/Formats/DAT.hpp"
#include "../../Storage/MassStorage/Formats/DSK.hpp"
#include "../../Storage/MassStorage/Formats/HFV.hpp"
// State Snapshots
@ -144,7 +145,8 @@ static Media GetMediaAndPlatforms(const std::string &file_name, TargetPlatform::
TargetPlatform::AmstradCPC | TargetPlatform::Oric | TargetPlatform::ZXSpectrum) // DSK (Amstrad CPC, etc)
Format("dsk", result.disks, Disk::DiskImageHolder<Storage::Disk::AppleDSK>, TargetPlatform::DiskII) // DSK (Apple II)
Format("dsk", result.disks, Disk::DiskImageHolder<Storage::Disk::MacintoshIMG>, TargetPlatform::Macintosh) // DSK (Macintosh, floppy disk)
Format("dsk", result.mass_storage_devices, MassStorage::HFV, TargetPlatform::Macintosh) // DSK (Macintosh, hard disk)
Format("dsk", result.mass_storage_devices, MassStorage::HFV, TargetPlatform::Macintosh) // DSK (Macintosh, hard disk, single volume image)
Format("dsk", result.mass_storage_devices, MassStorage::DSK, TargetPlatform::Macintosh) // DSK (Macintosh, hard disk, full device image)
Format("dsk", result.disks, Disk::DiskImageHolder<Storage::Disk::MSXDSK>, TargetPlatform::MSX) // DSK (MSX)
Format("dsk", result.disks, Disk::DiskImageHolder<Storage::Disk::OricMFMDSK>, TargetPlatform::Oric) // DSK (Oric)
Format("g64", result.disks, Disk::DiskImageHolder<Storage::Disk::G64>, TargetPlatform::Commodore) // G64

14
OSBindings/Mac/Clock Signal.xcodeproj/project.pbxproj
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@ -551,6 +551,8 @@
4B92E26B234AE35100CD6D1B /* MFP68901.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 4B92E268234AE35000CD6D1B /* MFP68901.cpp */; };
4B92EACA1B7C112B00246143 /* 6502TimingTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = 4B92EAC91B7C112B00246143 /* 6502TimingTests.swift */; };
4B9378E422A199C600973513 /* Audio.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 4B9378E222A199C600973513 /* Audio.cpp */; };
4B96F7CE263E33B10092AEE1 /* DSK.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 4B96F7CC263E33B10092AEE1 /* DSK.cpp */; };
4B96F7CF263E33B10092AEE1 /* DSK.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 4B96F7CC263E33B10092AEE1 /* DSK.cpp */; };
4B98A05E1FFAD3F600ADF63B /* CSROMFetcher.mm in Sources */ = {isa = PBXBuildFile; fileRef = 4B98A05D1FFAD3F600ADF63B /* CSROMFetcher.mm */; };
4B98A05F1FFAD62400ADF63B /* CSROMFetcher.mm in Sources */ = {isa = PBXBuildFile; fileRef = 4B98A05D1FFAD3F600ADF63B /* CSROMFetcher.mm */; };
4B98A0611FFADCDE00ADF63B /* MSXStaticAnalyserTests.mm in Sources */ = {isa = PBXBuildFile; fileRef = 4B98A0601FFADCDE00ADF63B /* MSXStaticAnalyserTests.mm */; };
@ -1524,6 +1526,9 @@
4B9378E322A199C600973513 /* Audio.hpp */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.h; path = Audio.hpp; sourceTree = "<group>"; };
4B95FA9C1F11893B0008E395 /* ZX8081OptionsPanel.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = ZX8081OptionsPanel.swift; sourceTree = "<group>"; };
4B961408222760E0001A7BF2 /* Screenshot.hpp */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.h; path = Screenshot.hpp; sourceTree = "<group>"; };
4B96F7CB263E30B00092AEE1 /* RawSectorDump.hpp */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.h; path = RawSectorDump.hpp; sourceTree = "<group>"; };
4B96F7CC263E33B10092AEE1 /* DSK.cpp */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.cpp; path = DSK.cpp; sourceTree = "<group>"; };
4B96F7CD263E33B10092AEE1 /* DSK.hpp */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.h; path = DSK.hpp; sourceTree = "<group>"; };
4B98A05C1FFAD3F600ADF63B /* CSROMFetcher.hpp */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.h; path = CSROMFetcher.hpp; sourceTree = "<group>"; };
4B98A05D1FFAD3F600ADF63B /* CSROMFetcher.mm */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.cpp.objcpp; path = CSROMFetcher.mm; sourceTree = "<group>"; };
4B98A0601FFADCDE00ADF63B /* MSXStaticAnalyserTests.mm */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.objcpp; path = MSXStaticAnalyserTests.mm; sourceTree = "<group>"; };
@ -2969,10 +2974,13 @@
4B74CF7E2312FA9C00500CE8 /* Formats */ = {
isa = PBXGroup;
children = (
4B74CF7F2312FA9C00500CE8 /* HFV.hpp */,
4B74CF802312FA9C00500CE8 /* HFV.cpp */,
4BE8EB6425C750B50040BC40 /* DAT.cpp */,
4BE8EB6525C750B50040BC40 /* DAT.hpp */,
4B96F7CC263E33B10092AEE1 /* DSK.cpp */,
4B96F7CD263E33B10092AEE1 /* DSK.hpp */,
4B74CF802312FA9C00500CE8 /* HFV.cpp */,
4B74CF7F2312FA9C00500CE8 /* HFV.hpp */,
4B96F7CB263E30B00092AEE1 /* RawSectorDump.hpp */,
);
path = Formats;
sourceTree = "<group>";
@ -5238,6 +5246,7 @@
4B1B58F7246CC4E8009C171E /* State.cpp in Sources */,
4B0ACC03237756F6008902D0 /* Line.cpp in Sources */,
4B055AB11FAE86070060FFFF /* Tape.cpp in Sources */,
4B96F7CF263E33B10092AEE1 /* DSK.cpp in Sources */,
4B2B946626377C0200E7097C /* SZX.cpp in Sources */,
4BEDA43225B3C700000C2DBD /* Executor.cpp in Sources */,
4BC1317B2346DF2B00E4FF3D /* MSA.cpp in Sources */,
@ -5544,6 +5553,7 @@
4B89453E201967B4007DE474 /* StaticAnalyser.cpp in Sources */,
4BF8D4D5251C11DD00BBE21B /* 65816Storage.cpp in Sources */,
4B0ACC2823775819008902D0 /* DMAController.cpp in Sources */,
4B96F7CE263E33B10092AEE1 /* DSK.cpp in Sources */,
4BC131702346DE5000E4FF3D /* StaticAnalyser.cpp in Sources */,
4B37EE821D7345A6006A09A4 /* BinaryDump.cpp in Sources */,
4BCE0053227CE8CA000CA200 /* AppleII.cpp in Sources */,

33
Storage/MassStorage/Formats/DAT.cpp
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@ -10,32 +10,13 @@
using namespace Storage::MassStorage;
DAT::DAT(const std::string &file_name) : file_(file_name) {
// Is the file a multiple of 256 bytes in size?
const auto file_size = file_.stats().st_size;
if(file_size & 255) throw std::exception();
// Does it contain the 'Hugo' signature?
file_.seek(0x201, SEEK_SET);
if(!file_.check_signature("Hugo")) {
DAT::DAT(const std::string &file_name) : RawSectorDump(file_name) {
// Does the third sector contain the 'Hugo' signature?
const auto sector3 = get_block(2);
if(sector3.size() != 256) {
throw std::exception();
}
if(sector3[1] != 'H' || sector3[2] != 'u' || sector3[3] != 'g' || sector3[4] != 'o') {
throw std::exception();
}
}
size_t DAT::get_block_size() {
return 256;
}
size_t DAT::get_number_of_blocks() {
return size_t(file_.stats().st_size) / 256;
}
std::vector<uint8_t> DAT::get_block(size_t address) {
file_.seek(long(address * 256), SEEK_SET);
return file_.read(256);
}
void DAT::set_block(size_t address, const std::vector<uint8_t> &contents) {
file_.seek(long(address * 256), SEEK_SET);
file_.write(contents);
}

14
Storage/MassStorage/Formats/DAT.hpp
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@ -9,8 +9,7 @@
#ifndef MassStorage_DAT_hpp
#define MassStorage_DAT_hpp
#include "../MassStorageDevice.hpp"
#include "../../FileHolder.hpp"
#include "RawSectorDump.hpp"
namespace Storage {
namespace MassStorage {
@ -20,18 +19,9 @@ namespace MassStorage {
sector dump of an ADFS volume. It will be validated for an ADFS catalogue and communicate
in 256-byte blocks.
*/
class DAT: public MassStorageDevice {
class DAT: public RawSectorDump<256> {
public:
DAT(const std::string &file_name);
private:
FileHolder file_;
/* MassStorageDevices overrides. */
size_t get_block_size() final;
size_t get_number_of_blocks() final;
std::vector<uint8_t> get_block(size_t address) final;
void set_block(size_t address, const std::vector<uint8_t> &) final;
};
}

23
Storage/MassStorage/Formats/DSK.cpp Normal file
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@ -0,0 +1,23 @@
//
// DSK.cpp
// Clock Signal
//
// Created by Thomas Harte on 01/05/2021.
// Copyright © 2021 Thomas Harte. All rights reserved.
//
#include "DSK.hpp"
using namespace Storage::MassStorage;
DSK::DSK(const std::string &file_name) : RawSectorDump(file_name) {
// Minimum validation: check the first sector for a device signature,
// with 512-byte blocks.
const auto sector = get_block(0);
if(sector.size() != 512) {
throw std::exception();
}
if(sector[0] != 0x45 || sector[1] != 0x52 || sector[2] != 0x02 || sector[3] != 0x00) {
throw std::exception();
}
}

30
Storage/MassStorage/Formats/DSK.hpp Normal file
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@ -0,0 +1,30 @@
//
// DSK.hpp
// Clock Signal
//
// Created by Thomas Harte on 01/05/2021.
// Copyright © 2021 Thomas Harte. All rights reserved.
//
#ifndef MassStorage_DSK_hpp
#define MassStorage_DSK_hpp
#include "RawSectorDump.hpp"
namespace Storage {
namespace MassStorage {
/*!
Provides a @c MassStorageDevice containing a Macintosh DSK image, which is just a
sector dump of an entire HFS drive. It will be validated for an Apple-style partition map and communicate
in 512-byte blocks.
*/
class DSK: public RawSectorDump<512> {
public:
DSK(const std::string &file_name);
};
}
}
#endif /* MassStorage_DSK_hpp */

5
Storage/MassStorage/Formats/HFV.cpp
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@ -15,7 +15,10 @@ HFV::HFV(const std::string &file_name) : file_(file_name) {
const auto file_size = file_.stats().st_size;
if(file_size & 511 || file_size <= 800*1024) throw std::exception();
// TODO: check filing system for MFS, HFS or HFS+.
// Is this an HFS volume?
// TODO: check filing system for MFS or HFS+.
const auto prefix = file_.read(2);
if(prefix[0] != 'L' || prefix[1] != 'K') throw std::exception();
}
size_t HFV::get_block_size() {

55
Storage/MassStorage/Formats/RawSectorDump.hpp Normal file
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@ -0,0 +1,55 @@
//
// RawSectorDump.hpp
// Clock Signal
//
// Created by Thomas Harte on 01/05/2021.
// Copyright © 2021 Thomas Harte. All rights reserved.
//
#ifndef RawSectorDump_h
#define RawSectorDump_h
#include "../MassStorageDevice.hpp"
#include "../../FileHolder.hpp"
#include <cassert>
namespace Storage {
namespace MassStorage {
template <size_t sector_size> class RawSectorDump: public MassStorageDevice {
public:
RawSectorDump(const std::string &file_name) : file_(file_name) {
// Is the file a multiple of sector_size bytes in size?
const auto file_size = size_t(file_.stats().st_size);
if(file_size % sector_size) throw std::exception();
}
/* MassStorageDevices overrides. */
size_t get_block_size() final {
return sector_size;
}
size_t get_number_of_blocks() final {
return size_t(file_.stats().st_size) / sector_size;
}
std::vector<uint8_t> get_block(size_t address) final {
file_.seek(long(address * sector_size), SEEK_SET);
return file_.read(sector_size);
}
void set_block(size_t address, const std::vector<uint8_t> &contents) final {
assert(contents.size() == sector_size);
file_.seek(long(address * sector_size), SEEK_SET);
file_.write(contents);
}
private:
FileHolder file_;
};
}
}
#endif /* RawSectorDump_h */

2
Storage/MassStorage/SCSI/DirectAccessDevice.cpp
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@ -19,7 +19,7 @@ bool DirectAccessDevice::read(const Target::CommandState &state, Target::Respond
if(!device_) return false;
const auto specs = state.read_write_specs();
LOG("Read: " << specs.number_of_blocks << " from " << specs.address);
LOG("Read: " << std::dec << specs.number_of_blocks << " from " << specs.address);
std::vector<uint8_t> output = device_->get_block(specs.address);
for(uint32_t offset = 1; offset < specs.number_of_blocks; ++offset) {