88 lines
3.9 KiB
Rust
88 lines
3.9 KiB
Rust
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use std::rc::Rc;
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use std::cell::RefCell;
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use crate::error::Error;
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use crate::system::System;
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use crate::memory::{MemoryBlock, Bus, BusPort};
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use crate::devices::{wrap_transmutable, Address, Addressable, Debuggable};
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use crate::cpus::m68k::{M68k, M68kType};
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use crate::cpus::z80::{Z80, Z80Type};
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use crate::peripherals::genesis;
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use crate::host::traits::{Host};
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pub struct SegaGenesisOptions {
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pub rom: String,
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}
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impl SegaGenesisOptions {
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pub fn new() -> Self {
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Self {
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rom: "".to_string(),
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}
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}
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}
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pub fn build_genesis<H: Host>(host: &mut H, options: SegaGenesisOptions) -> Result<System, Error> {
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let mut system = System::new();
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let mut rom = MemoryBlock::load(&options.rom).unwrap();
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//let mut rom = MemoryBlock::load("binaries/genesis/GenTestV3.0.bin").unwrap();
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//let mut rom = MemoryBlock::load("binaries/genesis/HDRV_Genesis_Test_v1_4.bin").unwrap();
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//let mut rom = MemoryBlock::load("binaries/genesis/ComradeOj's tiny demo.bin").unwrap();
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//let mut rom = MemoryBlock::load("binaries/genesis/Digital Rain demo.bin").unwrap();
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//let mut rom = MemoryBlock::load("binaries/genesis/Sonic The Hedgehog (W) (REV 00) [!].bin").unwrap();
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//let mut rom = MemoryBlock::load("binaries/genesis/Sonic The Hedgehog (W) (REV 01) [!].bin").unwrap();
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//let mut rom = MemoryBlock::load("binaries/genesis/Sonic the Hedgehog 2 (JUE) [!].bin").unwrap();
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//let mut rom = MemoryBlock::load("binaries/genesis/Sonic the Hedgehog 3 (U) [!].bin").unwrap();
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//let mut rom = MemoryBlock::load("binaries/genesis/Earthworm Jim (U) [h1].bin").unwrap();
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//let mut rom = MemoryBlock::load("binaries/genesis/Home Alone (beta).bin").unwrap();
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//let mut rom = MemoryBlock::load("binaries/genesis/F1 World Championship (JUE) [!].bin").unwrap();
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//let mut rom = MemoryBlock::load("binaries/genesis/Ren and Stimpy's Invention (U) [!].bin").unwrap();
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//let mut rom = MemoryBlock::load("binaries/genesis/Out of this World (U) [!].bin").unwrap();
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//let mut rom = MemoryBlock::load("binaries/genesis/Ghostbusters (REV 00) (JUE).bin").unwrap();
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//let mut rom = MemoryBlock::load("binaries/genesis/Teenage Mutant Ninja Turtles - The Hyperstone Heist (U) [!].bin").unwrap();
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//rom.read_only();
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let rom_end = rom.len();
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system.add_addressable_device(0x00000000, wrap_transmutable(rom)).unwrap();
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let nvram = MemoryBlock::new(vec![0; 0x00010000]);
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system.add_addressable_device(rom_end as Address, wrap_transmutable(nvram)).unwrap();
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let ram = MemoryBlock::new(vec![0; 0x00010000]);
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system.add_addressable_device(0x00ff0000, wrap_transmutable(ram)).unwrap();
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let coproc_bus = Rc::new(RefCell::new(Bus::new()));
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let coproc_mem = wrap_transmutable(MemoryBlock::new(vec![0; 0x00010000]));
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coproc_bus.borrow_mut().insert(0x0000, coproc_mem.borrow_mut().as_addressable().unwrap().len(), coproc_mem.clone());
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let mut coproc = Z80::new(Z80Type::Z80, 3_579_545, BusPort::new(0, 16, 8, coproc_bus.clone()));
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let reset = coproc.reset.clone();
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let bus_request = coproc.bus_request.clone();
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system.add_addressable_device(0x00a00000, coproc_mem)?;
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system.add_device("coproc", wrap_transmutable(coproc))?;
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let controllers = genesis::controllers::GenesisController::create(host)?;
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let interrupt = controllers.get_interrupt_signal();
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system.add_addressable_device(0x00a10000, wrap_transmutable(controllers)).unwrap();
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let coproc = genesis::coprocessor::CoprocessorCoordinator::new(reset, bus_request);
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system.add_addressable_device(0x00a11000, wrap_transmutable(coproc)).unwrap();
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let vdp = genesis::ym7101::Ym7101::new(host, interrupt);
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system.add_peripheral("vdp", 0x00c00000, wrap_transmutable(vdp)).unwrap();
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let mut cpu = M68k::new(M68kType::MC68000, 7_670_454, BusPort::new(0, 24, 16, system.bus.clone()));
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system.add_interruptable_device("cpu", wrap_transmutable(cpu)).unwrap();
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Ok(system)
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}
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