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/*
Copyright 2021-2023 Gabriel Jensen.
This file is part of Luma.
Luma is free software: you can redistribute it
and/or modify it under the terms of the GNU
Affero General Public License as published by
the Free Software Foundation, either version 3
of the License, or (at your option) any later
version.
Luma is distributed in the hope that it will be
useful, but WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Affero General Public License for more details.
You should have received a copy of the GNU
Affero General Public License along with Luma.
If not, see <https://www.gnu.org/licenses/>.
*/
extern crate ctrlc;
extern crate sdl2;
extern crate toml;
pub mod app;
pub mod configuration;
pub mod cpu;
pub mod cpu_handle;
pub mod cpu_mode;
pub mod exception;
pub mod instruction;
pub mod predicate;
pub mod shifter;
pub mod state;
pub const VERSION: (u32, u32) = (
0x0, // major
0x2F, // minor
);
#[derive(Clone, Copy)]
pub enum Error {
BadAlignment( u32, u32),
InvalidArmOpcode( u32, u32),
InvalidThumbOpcode(u32, u16),
OutOfBounds( u32),
}
impl Error {
pub fn trap(&self) {
let message = match self {
Error::BadAlignment( address, alignment) => format!("bad alignment of address {address:#010X} (should be {alignment}-byte aligned)"),
Error::InvalidArmOpcode( address, opcode) => format!("invalid opcode {opcode:#034b} at {address:#010X}"),
Error::InvalidThumbOpcode( address, opcode) => format!("invalid opcode {opcode:#018b} at {address:#010X}"),
Error::OutOfBounds( address) => format!("out-of-bounds address {address:#010X} (limit is {:#010X})", MEMORY_LENGTH),
};
eprintln!("\u{1B}[1m\u{1B}[91mtrap\u{1B}[0m: {message}");
}
}
pub const MEMORY_LENGTH: u32 = 0x0E010000;
pub const BOOTLOADER_LENGTH: u32 = 0x00004000;
pub const IMAGE_LENGTH: u32 = 0x02000000;
pub const VIDEO_LENGTH: u32 = 0x00018000;
pub const PALETTE_LENGTH: u32 = 0x00000400;
pub const SCREEN_SIZE: (u8, u8) = (
0xF0, // width
0xA0, // height
);
macro_rules! log {
() => {
if cfg!(debug_assertions) { eprintln!() };
};
($($message: tt)*) => {{
if cfg!(debug_assertions) {
eprintln!("{}", format!($($message)?));
}
}};
}
pub(crate) use log;
macro_rules! log_assignment {
($name: expr, $value: expr) => {{
use crate::log;
log!("\u{1B}[3m\u{B7} \u{1B}[1m{}\u{1B}[22m = {}\u{1B}[0m", $name, $value);
}};
}
pub(crate) use log_assignment;
macro_rules! log_status {
($($message: tt)*) => {{
use crate::log;
log!("({})", format!($($message)?));
}};
}
pub(crate) use log_status;
fn main() { app::App::main() }
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