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Merge pull request #1279 from TomHarte/NoMoreEmuTOS

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Eliminate use of EmuTOS.
This commit is contained in:
Thomas Harte 2023-12-21 15:43:34 -05:00 committed by GitHub
commit 6c4905d961
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GPG Key ID: 4AEE18F83AFDEB23
10 changed files with 19 additions and 31 deletions
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1
Machines/Utility/ROMCatalogue.cpp
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@ -512,7 +512,6 @@ Description::Description(Name name) {
case Name::AtariSTTOS100: *this = Description(name, "AtariST", "the UK TOS 1.00 ROM", "tos100.img", 192*1024, 0x1a586c64u); break;
case Name::AtariSTTOS104: *this = Description(name, "AtariST", "the UK TOS 1.04 ROM", "tos104.img", 192*1024, 0xa50d1d43u); break;
case Name::AtariSTEmuTOS192: *this = Description(name, "AtariST", "the UK EmuTOS 1.92 ROM", "etos192uk.img", 192*1024, 0xfc3b9e61u); break;
case Name::ColecoVisionBIOS:
*this = Description(name, "ColecoVision", "the ColecoVision BIOS", "coleco.rom", 8*1024, 0x3aa93ef3u);

1
Machines/Utility/ROMCatalogue.hpp
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@ -71,7 +71,6 @@ enum Name {
// Atari ST.
AtariSTTOS100,
AtariSTTOS104,
AtariSTEmuTOS192,
// ColecoVision.
ColecoVisionBIOS,

2
OSBindings/Mac/Clock SignalTests/68000ComparativeTests.mm
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@ -96,8 +96,8 @@ struct TestProcessor: public CPU::MC68000::BusHandler {
if(!instructions_remaining_) comparitor();
}
HalfCycles perform_bus_operation(const CPU::MC68000::Microcycle &cycle, int) {
using Microcycle = CPU::MC68000::Microcycle;
template <Microcycle::OperationT op> HalfCycles perform_bus_operation(const Microcycle &cycle, int) {
if(cycle.data_select_active()) {
cycle.apply(&ram[cycle.host_endian_byte_address()]);
}

11
OSBindings/Mac/Clock SignalTests/EmuTOSTests.mm
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@ -36,7 +36,8 @@ class EmuTOS: public ComparativeBusHandler {
return m68000_.get_state();
}
HalfCycles perform_bus_operation(const CPU::MC68000::Microcycle &cycle, int) {
using Microcycle = CPU::MC68000::Microcycle;
template <Microcycle::OperationT op> HalfCycles perform_bus_operation(const Microcycle &cycle, int) {
const uint32_t address = cycle.word_address();
uint32_t word_address = address;
@ -68,7 +69,8 @@ class EmuTOS: public ComparativeBusHandler {
}
}
switch(cycle.operation & (Microcycle::SelectWord | Microcycle::SelectByte | Microcycle::Read)) {
const auto operation = (op != Microcycle::DecodeDynamically) ? op : cycle.operation;
switch(operation & (Microcycle::SelectWord | Microcycle::SelectByte | Microcycle::Read)) {
default: break;
case Microcycle::SelectWord | Microcycle::Read:
@ -110,11 +112,6 @@ class EmuTOS: public ComparativeBusHandler {
_machine->run_for(HalfCycles(length));
}
- (void)testEmuTOSStartup {
[self testImage:ROM::Name::AtariSTEmuTOS192 trace:@"etos192uk" length:313490];
// TODO: assert that machine is now STOPped.
}
- (void)testTOSStartup {
[self testImage:ROM::Name::AtariSTTOS100 trace:@"tos100" length:54011091];
}

7
OSBindings/Mac/Clock SignalTests/QLTests.mm
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@ -39,7 +39,8 @@ class QL: public ComparativeBusHandler {
return m68000_.get_state();
}
HalfCycles perform_bus_operation(const CPU::MC68000::Microcycle &cycle, int) {
using Microcycle = CPU::MC68000::Microcycle;
template <Microcycle::OperationT op> HalfCycles perform_bus_operation(const Microcycle &cycle, int) {
const uint32_t address = cycle.word_address();
uint32_t word_address = address;
@ -56,11 +57,11 @@ class QL: public ComparativeBusHandler {
word_address %= ram_.size();
}
using Microcycle = CPU::MC68000::Microcycle;
if(cycle.data_select_active()) {
uint16_t peripheral_result = 0xffff;
switch(cycle.operation & (Microcycle::SelectWord | Microcycle::SelectByte | Microcycle::Read)) {
const auto operation = (op != Microcycle::DecodeDynamically) ? op : cycle.operation;
switch(operation & (Microcycle::SelectWord | Microcycle::SelectByte | Microcycle::Read)) {
default: break;
case Microcycle::SelectWord | Microcycle::Read:

BIN
OSBindings/Mac/Clock SignalTests/TOS Startup/etos192uk.trace.txt.gz
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9
OSBindings/Mac/Clock SignalTests/TestRunner68000.hpp
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@ -78,16 +78,17 @@ class RAM68000: public CPU::MC68000::BusHandler {
return &ram_[(address >> 1) % ram_.size()];
}
HalfCycles perform_bus_operation(const CPU::MC68000::Microcycle &cycle, int) {
using Microcycle = CPU::MC68000::Microcycle;
template <Microcycle::OperationT op> HalfCycles perform_bus_operation(const Microcycle &cycle, int) {
const uint32_t word_address = cycle.word_address();
duration_ += cycle.length;
using Microcycle = CPU::MC68000::Microcycle;
const auto operation = (op != Microcycle::DecodeDynamically) ? op : cycle.operation;
if(cycle.data_select_active()) {
if(cycle.operation & Microcycle::InterruptAcknowledge) {
if(operation & Microcycle::InterruptAcknowledge) {
cycle.value->b = 10;
} else {
switch(cycle.operation & (Microcycle::SelectWord | Microcycle::SelectByte | Microcycle::Read)) {
switch(operation & (Microcycle::SelectWord | Microcycle::SelectByte | Microcycle::Read)) {
default: break;
case Microcycle::SelectWord | Microcycle::Read:

8
Processors/68000/Implementation/68000Implementation.hpp
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@ -3088,13 +3088,13 @@ void Processor<BusHandler, dtack_is_implicit, permit_overrun, signal_will_perfor
captured_interrupt_level_ = bus_interrupt_level_;
read_program.value = &prefetch_.high;
bus_handler_.perform_bus_operation<ReadProgramAnnounceOperation>(read_program_announce, is_supervisor_);
bus_handler_.perform_bus_operation<ReadProgramOperation>(read_program, is_supervisor_);
bus_handler_.template perform_bus_operation<ReadProgramAnnounceOperation>(read_program_announce, is_supervisor_);
bus_handler_.template perform_bus_operation<ReadProgramOperation>(read_program, is_supervisor_);
program_counter_.l += 2;
read_program.value = &prefetch_.low;
bus_handler_.perform_bus_operation<ReadProgramAnnounceOperation>(read_program_announce, is_supervisor_);
bus_handler_.perform_bus_operation<ReadProgramOperation>(read_program, is_supervisor_);
bus_handler_.template perform_bus_operation<ReadProgramAnnounceOperation>(read_program_announce, is_supervisor_);
bus_handler_.template perform_bus_operation<ReadProgramOperation>(read_program, is_supervisor_);
program_counter_.l += 2;
}

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ROMImages/AtariST/etos192uk.img
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9
ROMImages/AtariST/readme.txt
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@ -5,12 +5,3 @@ ROM files would ordinarily go here; the copyright status of these is uncertain s
Expected files:
tos100.img; a 196kb image of the UK Atari ST TOS 1.00 ROM.
# Test Cases.
Included here are Atari ST-targeted versions of EmuTOS, being a significant chunk of freely available and redistributable 68000 code that can be used to test the 68000-in-progress.
EmuTOS is distributed under the GPL. See its licence and other information within the doc/ subdirectory.
It was obtained via http://emutos.sourceforge.net/en/