91 lines
1.9 KiB
C++
91 lines
1.9 KiB
C++
#include "LuaCpu.hpp"
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#include <lucore/Logger.hpp>
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#include "LuaDevice.hpp"
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namespace lcpu {
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LUA_CLASS_FUNCTION(LuaCpu, PoweredOn) {
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auto self = LuaCpu::FromLua(LUA, 1);
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LUA->PushBool(self->poweredOn);
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return 1;
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}
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LUA_CLASS_FUNCTION(LuaCpu, Cycle) {
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auto self = LuaCpu::FromLua(LUA, 1);
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if(!self->poweredOn)
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return 0;
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self->system->Step();
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return 0;
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}
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LUA_CLASS_FUNCTION(LuaCpu, PowerOff) {
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auto self = LuaCpu::FromLua(LUA, 1);
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if(!self->poweredOn)
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return 0;
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self->poweredOn = false;
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return 0;
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}
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LUA_CLASS_FUNCTION(LuaCpu, PowerOn) {
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auto self = LuaCpu::FromLua(LUA, 1);
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if(self->poweredOn)
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return 0;
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self->poweredOn = true;
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self->system->bus->Reset();
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return 0;
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}
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LUA_CLASS_FUNCTION(LuaCpu, Reset) {
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auto self = LuaCpu::FromLua(LUA, 1);
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self->system->bus->Reset();
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return 0;
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}
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LUA_CLASS_FUNCTION(LuaCpu, AttachDevice) {
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auto self = LuaCpu::FromLua(LUA, 1);
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auto device = LuaDevice::FromLua(LUA, 2);
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// Attach it
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LUA->PushBool(self->system->bus->AttachDevice(static_cast<riscv::Bus::Device*>(device)));
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return 1;
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}
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void LuaCpu::RegisterClass(GarrysMod::Lua::ILuaBase* LUA) {
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RegisterClassStart(LUA);
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RegisterMethod("PoweredOn", PoweredOn);
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RegisterMethod("Cycle", Cycle);
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RegisterMethod("PowerOff", PowerOff);
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RegisterMethod("PowerOn", PowerOn);
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RegisterMethod("Reset", Reset);
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RegisterMethod("AttachDevice", AttachDevice);
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}
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LuaCpu::LuaCpu(u32 memorySize) {
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poweredOn = true;
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system = riscv::System::Create(memorySize);
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system->OnPowerOff = [&]() {
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poweredOn = false;
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};
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// lame test code. this WILL be removed, I just want this for a quick test
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auto fp = std::fopen("/home/lily/test-gmod.bin", "rb");
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if(fp) {
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std::fseek(fp, 0, SEEK_END);
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auto len = std::ftell(fp);
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std::fseek(fp, 0, SEEK_SET);
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std::fread(system->ram->Raw(), 1, len, fp);
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std::fclose(fp);
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}
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}
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LuaCpu::~LuaCpu() {
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delete system;
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}
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} // namespace lcpu
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