moa/emulator/systems/macintosh/src/system.rs

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use moa_core::{System, Error, Frequency, MemoryBlock, Debuggable, Device};
use moa_core::host::Host;
use moa_m68k::{M68k, M68kType};
use crate::peripherals::video::MacVideo;
use crate::peripherals::mainboard::Mainboard;
pub fn build_macintosh_512k<H: Host>(host: &mut H) -> Result<System, Error> {
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let mut system = System::default();
/*
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use crate::peripherals::mos6522::Mos6522;
use crate::peripherals::z8530::Z8530;
use crate::peripherals::macintosh::iwm::IWM;
let mut ram = MemoryBlock::new(vec![0; 0x00100000]);
ram.load_at(0, "binaries/macintosh/Macintosh 128k.rom")?;
let boxed_ram = wrap_transmutable(ram);
//system.add_addressable_device(0x00000000, boxed_ram.clone())?;
//system.add_addressable_device(0x00600000, boxed_ram)?;
let mut rom = MemoryBlock::load("binaries/macintosh/Macintosh 128k.rom")?;
rom.read_only();
let boxed_rom = wrap_transmutable(rom);
//system.add_addressable_device(0x00400000, wrap_transmutable(rom))?;
// The ROM accesses 0xf80000 to look for the debugger, and then accesses 0xf0000 which is the phase area
let misc = MemoryBlock::new(vec![0; 0x100000]);
system.add_addressable_device(0x00f00000, wrap_transmutable(misc))?;
let video = MacVideo::new(host)?;
system.add_device("video", wrap_transmutable(video)).unwrap();
let scc1 = Z8530::new();
//launch_terminal_emulator(serial.port_a.connect(Box::new(SimplePty::open()?))?);
//launch_slip_connection(serial.port_b.connect(Box::new(SimplePty::open()?))?);
system.add_addressable_device(0x009FFFF0, wrap_transmutable(scc1))?;
let scc2 = Z8530::new();
//launch_terminal_emulator(serial.port_a.connect(Box::new(SimplePty::open()?))?);
//launch_slip_connection(serial.port_b.connect(Box::new(SimplePty::open()?))?);
system.add_addressable_device(0x00BFFFF0, wrap_transmutable(scc2))?;
let iwm = IWM::new();
let adapter = AddressRightShifter::new(wrap_transmutable(iwm), 9);
system.add_addressable_device(0x00DFE1FF, wrap_transmutable(adapter))?;
//let via = wrap_transmutable(Mos6522::new());
let mainboard = Mainboard::new(boxed_ram, boxed_rom);
system.add_addressable_device(0x00000000, mainboard.bus.clone())?;
let mainboard_boxed = wrap_transmutable(mainboard);
system.add_device("via", mainboard_boxed.clone())?;
let adapter = AddressRightShifter::new(mainboard_boxed, 9);
system.add_addressable_device(0x00EFE000, wrap_transmutable(adapter))?;
*/
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let ram = MemoryBlock::new(vec![0; 0x00080000]);
let mut rom = MemoryBlock::load("binaries/macintosh/Macintosh 512k.rom")?;
rom.read_only();
let video = MacVideo::new(host)?;
system.add_device("video", Device::new(video)).unwrap();
let mainboard = Mainboard::new(Device::new(ram), Device::new(rom))?;
system.add_addressable_device(0x00000000, Device::new(mainboard))?;
let mut cpu = M68k::from_type(M68kType::MC68000, Frequency::from_hz(7_833_600), system.bus.clone(), 0);
//cpu.enable_tracing();
//system.enable_debugging();
//cpu.add_breakpoint(0x10781a);
//cpu.add_breakpoint(0x40002a);
//cpu.add_breakpoint(0x400694); // Ram Test
//cpu.add_breakpoint(0x400170); // Failed, loops infinitely
cpu.add_breakpoint(0x4000f4); // Failed, should show the sad mac
//cpu.add_breakpoint(0x4006ae);
//cpu.add_breakpoint(0x400706);
//cpu.add_breakpoint(0x400722); // end of ram test
//cpu.add_breakpoint(0x40026c); // System Initialization
//cpu.add_breakpoint(0x402adc);
//cpu.add_breakpoint(0x40078e);
//cpu.add_breakpoint(0x40080a);
//cpu.add_breakpoint(0x400448);
//cpu.add_breakpoint(0x40040a); // InitROMCore (set up trap dispatch table)
//cpu.add_breakpoint(0x402acc); // InitMem
//cpu.add_breakpoint(0x40045c);
//cpu.add_breakpoint(0x400614); // Start of InitIO
cpu.add_breakpoint(0x40062a); // Loop in InitIO
//cpu.add_breakpoint(0x400648);
//cpu.add_breakpoint(0x40064c);
//cpu.add_breakpoint(0x4014a6); // DrvrInstall
//cpu.add_breakpoint(0x401262); // $A000 handler, which is where the rom write happens
//cpu.add_breakpoint(0x4012ec);
//cpu.add_breakpoint(0x40133a);
// Issue of writing to 0x100000 which doesn't exist
cpu.add_breakpoint(0x400d62);
cpu.add_breakpoint(0x400464); // Boot Screen
/*
use crate::devices::Addressable;
use crate::cpus::m68k::state::M68kState;
for i in 0..=65535 {
cpu.state = M68kState::new();
system.get_bus().write_beu16(0, i).unwrap();
match cpu.decode_next(&system) {
Ok(()) => { println!("TestCase {{ cpu: M68kType::MC68000, data: &[{:#06X}]\tins: Some({:?}) }},", i, cpu.decoder.instruction); },
Err(_) => { println!("TestCase {{ cpu: M68kType::MC68000, data: &[{:#06X}]\tins: None }},", i); },
}
}
panic!("");
*/
system.add_interruptable_device("cpu", Device::new(cpu))?;
Ok(system)
}