bunch of stuff idek

This commit is contained in:
andromeda
2026-03-06 20:33:51 +01:00
parent fdf5bb9daf
commit 9c65697dd8
20 changed files with 329 additions and 101 deletions

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[build]
target = "x86_64-unknown-none"
rustflags = [
"-Crelocation-model=static"
]

7
bootle/CHANGELOG.md Normal file
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# Changelog
## [0.1.0] - 2026-03-05
### Added
- CHANGELOG.md

359
bootle/Cargo.lock generated Normal file
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bootle/Cargo.toml Normal file
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[package]
name = "bootle"
version = "0.1.0"
edition = "2024"
[lib]
crate-type = ["staticlib"]
[dependencies]
[profile.release]
panic = "abort"
opt-level = 'z'
debug = false
[profile.dev]
panic = "abort"

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bootle/README.md Normal file
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# bootle
hobby kernel written in rust. It's just for playing around... for now :p
run with `nix run git+https://git.mtgmonkey.net/andromeda/bootler#bootle`
### memory map
```
+------ 0x00100000 ------+
| hardware, bios stuff |
+------ 0x00080000 ------+
| |
| |
+------ 0x00010200 ------+
| kernel |
+------ 0x00010000 ------+
| bootloader stuff |
| includes stack, gdt, |
| idt for the time being |
+------ 0x00000500 ------+
| bios stuff |
+------ 0x00000000 ------+
```
---
this project follows [Common Changelog](https://common-changelog.org) guidelines

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bootle/package.nix Normal file
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{
callPackage,
rust-bin,
naersk,
bootler,
qemu,
...
}: let
rust-toolchain = rust-bin.fromRustupToolchainFile ./rust-toolchain.toml;
naersk' = callPackage naersk {
cargo = rust-toolchain;
rustc = rust-toolchain;
clippy = rust-toolchain;
};
in (naersk'.buildPackage {
src = ./.;
# deps for rust-src
additionalCargoLock = "${rust-toolchain.availableComponents.rust-src}/lib/rustlib/src/rust/library/Cargo.lock";
# just library build
copyBins = false;
copyLibs = true;
release = true;
# build std
cargoBuildOptions = x:
x
++ [
"-Zbuild-std"
];
postInstall = ''
ld --oformat binary \
-o kernel.bin \
-T src/linker.ld \
-e _start \
target/x86_64-unknown-none/release/libbootle.a
dd if=/dev/zero of=disk bs=512 count=2
dd if=${bootler}/bin/boot.bin of=disk conv=notrunc
dd if=kernel.bin of=disk bs=512 seek=1 conv=notrunc
mkdir -p $out/lib
mkdir -p $out/bin
cat<<EOF>$out/bin/bootle
#!/usr/bin/env bash
mkdir -p ./.bootle
cp $(echo $out)/bin/disk ./.bootle/disk
chmod a+w ./.bootle/disk
${qemu}/bin/qemu-system-x86_64 \
-nographic \
-drive file=./.bootle/disk,format=raw,index=0,media=disk
rm ./.bootle -r
EOF
chmod +x $out/bin/bootle
cp target/x86_64-unknown-none/release/libbootle.a $out/lib
cp kernel.bin $out/bin
cp disk $out/bin
'';
})

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[toolchain]
channel = "nightly"
components = ["rust-src"]
targets = ["x86_64-unknown-none"]
profile = "default"

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bootle/src/lib.rs Normal file
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#![no_std]
#![no_main]
use core::panic::PanicInfo;
#[unsafe(no_mangle)]
pub extern "C" fn _start() -> ! {
welcome_serial();
halt()
}
fn print_serial(s: &str) {
let mut bytes = s.bytes();
while let Some(b) = bytes.next() {
unsafe {
core::arch::asm!(
"out dx, al"
, in("al") b
)
};
}
}
fn println_serial(s: &str) {
print_serial(s);
print_serial("\n");
}
fn welcome_serial() {
print_serial(ANSI_PINK);
println_serial("\nWelcome to Bootle OS");
println_serial("All code GPL licensed and freely available on git.mtgmonkey.net");
print_serial("Enjoy your time! Press ");
print_serial(ANSI_RED);
print_serial("ctrl+a x");
print_serial(ANSI_PINK);
println_serial(" to escape Qemu");
print_serial(ANSI_CLEAR);
}
#[panic_handler]
fn panic(_: &PanicInfo) -> ! {
print_serial("panicked");
halt()
}
fn halt() -> ! {
unsafe { core::arch::asm!("hlt") };
halt()
}
const ANSI_CLEAR: &str = "\x1b[0m";
const ANSI_RED: &str = "\x1b[31m";
const ANSI_PINK: &str = "\x1b[35m";
const ANSI_GREEN: &str = "\x1b[32m";

8
bootle/src/linker.ld Normal file
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SECTIONS
{
. = 0x00010000;
.text : {
*(.text._start)
*(.text*)
}
}