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Permit 6502 to spin forever, doing nothing.

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This commit is contained in:
Thomas Harte
2025-09-15 17:14:17 -04:00
parent eb60f63223
commit 0358853d5a
1 changed files with 23 additions and 2 deletions
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25
Machines/Acorn/BBCMicro/BBCMicro.cpp
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@@ -10,6 +10,8 @@
#include "Machines/MachineTypes.hpp"
#include "Processors/6502/6502.hpp"
#include "Analyser/Static/Acorn/Target.hpp"
namespace BBCMicro {
@@ -23,13 +25,28 @@ public:
ConcreteMachine(
const Analyser::Static::Acorn::BBCMicroTarget &target,
const ROMMachine::ROMFetcher &rom_fetcher
) {
) :
m6502_(*this)
{
set_clock_rate(2'000'000);
(void)target;
(void)rom_fetcher;
}
// MARK: - 6502 bus.
Cycles perform_bus_operation(
const CPU::MOS6502::BusOperation operation,
const uint16_t address,
uint8_t *const value
) {
(void)operation;
(void)address;
(void)value;
return Cycles(1);
}
private:
// MARK: - ScanProducer.
void set_scan_target(Outputs::Display::ScanTarget *) override {}
@@ -38,8 +55,12 @@ private:
}
// MARK: - TimedMachine.
void run_for(const Cycles) override {
void run_for(const Cycles cycles) override {
m6502_.run_for(cycles);
}
// MARK: - Components.
CPU::MOS6502::Processor<CPU::MOS6502::Personality::P6502, ConcreteMachine, false> m6502_;
};
}