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This commit is contained in:
Tim Schubert 2024-12-27 23:22:40 +01:00
commit 656ed32f8a
Signed by: dadada
SSH key fingerprint: SHA256:bFAjFH3hR8zRBaJjzQDjc3o4jqoq5EZ87l+KXEjxIz0
7 changed files with 434 additions and 0 deletions
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3
.gitignore vendored Normal file
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/target
*.fd
esp

186
Cargo.lock generated Normal file
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# This file is automatically @generated by Cargo.
# It is not intended for manual editing.
version = 4
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dependencies = [
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"cfg-if",
"log",
"ptr_meta",
"ucs2",
"uefi-macros",
"uefi-raw",
"uguid",
]
[[package]]
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[[package]]
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9
Cargo.toml Normal file
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[package]
name = "uefi-textadventure"
version = "0.1.0"
edition = "2021"
[dependencies]
heapless = "0.8.0"
log = "0.4.22"
uefi = { version = "0.33.0", features = ["logger", "panic_handler"] }

97
flake.lock generated Normal file
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{
"nodes": {
"fenix": {
"inputs": {
"nixpkgs": [
"nixpkgs"
],
"rust-analyzer-src": "rust-analyzer-src"
},
"locked": {
"lastModified": 1735281280,
"narHash": "sha256-FgW6NkzbGlmNeY0lywjvXgrZD+UPS/+848kI30Yaup0=",
"owner": "nix-community",
"repo": "fenix",
"rev": "3915fd69e1a2827209f3a1080cb8bcca48d11fa7",
"type": "github"
},
"original": {
"owner": "nix-community",
"repo": "fenix",
"type": "github"
}
},
"flake-utils": {
"inputs": {
"systems": "systems"
},
"locked": {
"lastModified": 1731533236,
"narHash": "sha256-l0KFg5HjrsfsO/JpG+r7fRrqm12kzFHyUHqHCVpMMbI=",
"owner": "numtide",
"repo": "flake-utils",
"rev": "11707dc2f618dd54ca8739b309ec4fc024de578b",
"type": "github"
},
"original": {
"owner": "numtide",
"repo": "flake-utils",
"type": "github"
}
},
"nixpkgs": {
"locked": {
"lastModified": 1735191716,
"narHash": "sha256-rwHLmGc/2OfudyjGnH8h5vQK2e5uJ6gt2GwPhWL9pPk=",
"path": "/nix/store/g421ks4gdcizmgacddxm2b7c6xabfhiv-source",
"rev": "1dd8f51e62c0ff199e551744ab46fc4fbe6f827a",
"type": "path"
},
"original": {
"id": "nixpkgs",
"type": "indirect"
}
},
"root": {
"inputs": {
"fenix": "fenix",
"flake-utils": "flake-utils",
"nixpkgs": "nixpkgs"
}
},
"rust-analyzer-src": {
"flake": false,
"locked": {
"lastModified": 1735227773,
"narHash": "sha256-eYkxxU3Bqr7uLMKXOIb9BGlaD0W/I2pI6bh1SIuPZH4=",
"owner": "rust-lang",
"repo": "rust-analyzer",
"rev": "1ce4de2585cb9802c4d5a99d1a904b11fdba9501",
"type": "github"
},
"original": {
"owner": "rust-lang",
"ref": "nightly",
"repo": "rust-analyzer",
"type": "github"
}
},
"systems": {
"locked": {
"lastModified": 1681028828,
"narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
"owner": "nix-systems",
"repo": "default",
"rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
"type": "github"
},
"original": {
"owner": "nix-systems",
"repo": "default",
"type": "github"
}
}
},
"root": "root",
"version": 7
}

36
flake.nix Normal file
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{
description = "a653rs-router";
inputs = {
fenix = {
url = "github:nix-community/fenix";
inputs.nixpkgs.follows = "nixpkgs";
};
flake-utils.url = "github:numtide/flake-utils";
};
outputs = { fenix, flake-utils, nixpkgs, ... }: flake-utils.lib.eachSystem [ "x86_64-linux" ] (system:
let
pkgs = import nixpkgs { inherit system; };
rustToolchain = with fenix.packages.${system}; combine [
latest.rustc
latest.cargo
latest.clippy
latest.rustfmt
latest.rust-src
latest.rust-analyzer
targets.aarch64-unknown-uefi.latest.rust-std
targets.i686-unknown-uefi.latest.rust-std
targets.x86_64-unknown-uefi.latest.rust-std
];
in
{
devShells.default = pkgs.mkShell {
packages = [
pkgs.OVMF
rustToolchain
];
};
}
);
}

11
run.sh Executable file
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#!/bin/sh
set -x
set -e
cargo build --target x86_64-unknown-uefi
mkdir -p esp/efi/boot
cp target/x86_64-unknown-uefi/debug/uefi-textadventure.efi esp/efi/boot/bootx64.efi
qemu-system-x86_64 -enable-kvm \
-drive if=pflash,format=raw,readonly=on,file=edk2-x86_64-code.fd \
-drive format=raw,file=fat:rw:esp

92
src/main.rs Normal file
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#![no_main]
#![no_std]
use core::iter::repeat;
use heapless::Vec;
use log::info;
use system::with_stdout;
use uefi::{prelude::*, print, println};
#[entry]
fn main() -> Status {
uefi::helpers::init().unwrap();
info!("Hello world!");
const W: usize = 32;
const H: usize = 32;
let mut life: Vec<Vec<bool, W>, H> = life();
for (i, j) in [(15, 16), (16, 15), (16, 16), (17, 16), (17, 17)] {
life[i][j] = true;
}
for i in 0..100_000 {
with_stdout(|stdout| stdout.clear()).unwrap();
println!("Generation: {}", i);
life = gol(life.clone());
for l in life.iter() {
for cell in l.iter() {
if *cell {
print!("X")
} else {
print!(" ")
}
}
println!("");
}
boot::stall(1_000);
}
boot::stall(100_000_000);
Status::SUCCESS
}
fn gol<const W: usize, const H: usize>(cells: Vec<Vec<bool, W>, H>) -> Vec<Vec<bool, W>, H> {
let mut future = life();
cells.iter().enumerate().for_each(|(row, line)| {
line.iter().enumerate().for_each(|(column, cell)| {
let neighbors = [
(-1 as i64, -1),
(-1, 0),
(-1, 1 as i64),
(0, -1),
(0, 1),
(1, -1),
(1, 0),
(1, 1),
]
.iter()
.filter_map(|offset| {
let neighbor = (
(row as i64).checked_add(offset.0),
(column as i64).checked_add(offset.1),
);
match neighbor {
(Some(r), Some(w))
if r >= 0
&& w >= 0
&& (r as usize) < H
&& (w as usize) < W
&& cells[r as usize][w as usize] =>
{
Some(())
}
_ => None,
}
})
.count();
future[row][column] =
(*cell && (neighbors == 2 || neighbors == 3)) || (!*cell && neighbors == 3);
})
});
future
}
fn life<const W: usize, const H: usize>() -> Vec<Vec<bool, W>, H> {
let mut future: Vec<Vec<bool, W>, H> = Vec::default();
for _ in 0..H {
future.push(repeat(false).take(W).collect()).unwrap();
}
future
}