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11 changed files with 22 additions and 275 deletions
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9
Cargo.lock generated
View file

@ -392,7 +392,6 @@ dependencies = [
"derive_more",
"hashbrown",
"hbvm",
"ktest_macro",
"limine",
"log",
"sbi",
@ -405,14 +404,6 @@ dependencies = [
"xml",
]
[[package]]
name = "ktest_macro"
version = "0.1.0"
dependencies = [
"quote",
"syn",
]
[[package]]
name = "lazy_static"
version = "1.5.0"

96
flake.lock
View file

@ -1,96 +0,0 @@
{
"nodes": {
"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": 1732014248,
"narHash": "sha256-y/MEyuJ5oBWrWAic/14LaIr/u5E0wRVzyYsouYY3W6w=",
"owner": "NixOS",
"repo": "nixpkgs",
"rev": "23e89b7da85c3640bbc2173fe04f4bd114342367",
"type": "github"
},
"original": {
"owner": "NixOS",
"ref": "nixos-unstable",
"repo": "nixpkgs",
"type": "github"
}
},
"nixpkgs_2": {
"locked": {
"lastModified": 1728538411,
"narHash": "sha256-f0SBJz1eZ2yOuKUr5CA9BHULGXVSn6miBuUWdTyhUhU=",
"owner": "NixOS",
"repo": "nixpkgs",
"rev": "b69de56fac8c2b6f8fd27f2eca01dcda8e0a4221",
"type": "github"
},
"original": {
"owner": "NixOS",
"ref": "nixpkgs-unstable",
"repo": "nixpkgs",
"type": "github"
}
},
"root": {
"inputs": {
"flake-utils": "flake-utils",
"nixpkgs": "nixpkgs",
"rust-overlay": "rust-overlay"
}
},
"rust-overlay": {
"inputs": {
"nixpkgs": "nixpkgs_2"
},
"locked": {
"lastModified": 1732328983,
"narHash": "sha256-RHt12f/slrzDpSL7SSkydh8wUE4Nr4r23HlpWywed9E=",
"owner": "oxalica",
"repo": "rust-overlay",
"rev": "ed8aa5b64f7d36d9338eb1d0a3bb60cf52069a72",
"type": "github"
},
"original": {
"owner": "oxalica",
"repo": "rust-overlay",
"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
}

30
flake.nix
View file

@ -1,30 +0,0 @@
{
description = "A devShell example";
inputs = {
nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
rust-overlay.url = "github:oxalica/rust-overlay";
flake-utils.url = "github:numtide/flake-utils";
};
outputs = { self, nixpkgs, rust-overlay, flake-utils }:
flake-utils.lib.eachDefaultSystem (system:
let
overlays = [ (import rust-overlay) ];
pkgs = import nixpkgs {
inherit system overlays;
};
rustToolchain = pkgs.pkgsBuildHost.rust-bin.fromRustupToolchainFile ./rust-toolchain.toml;
in
with pkgs;
{
devShells.default = mkShell {
buildInputs = [
rustToolchain
qemu_full
];
};
}
);
}

3
kernel/Cargo.toml
View file

@ -3,15 +3,12 @@ edition = "2021"
name = "kernel"
version = "0.2.0"
[features]
ktest = []
[dependencies]
# embedded-graphics = "0.8"
hbvm = { git = "https://git.ablecorp.us/AbleOS/holey-bytes.git", features = [
"nightly",
] }
ktest_macro = { path = "ktest_macro" }
log = "0.4"
spin = "0.9"
slab = { version = "0.4", default-features = false }

11
kernel/ktest_macro/Cargo.toml
View file

@ -1,11 +0,0 @@
[package]
edition = "2021"
name = "ktest_macro"
version = "0.1.0"
[lib]
proc-macro = true
[dependencies]
quote = "1.0.37"
syn = { version = "2.0.89", features = ["full"] }

29
kernel/ktest_macro/src/lib.rs
View file

@ -1,29 +0,0 @@
extern crate proc_macro;
extern crate quote;
extern crate syn;
use {
proc_macro::TokenStream,
quote::quote,
syn::{parse_macro_input, ItemFn}
};
#[proc_macro_attribute]
pub fn ktest(_attr: TokenStream, item: TokenStream) -> TokenStream {
let input = parse_macro_input!(item as ItemFn);
let test_name = &input.sig.ident;
let static_var_name = syn::Ident::new(
&format!("__ktest_{}", test_name),
test_name.span(),
);
let out = quote! {
// #[cfg(feature = "ktest")]
#input
// #[cfg(feature = "ktest")]
#[unsafe(link_section = ".note.ktest")]
#[used]
pub static #static_var_name: fn() = #test_name;
};
TokenStream::from(out)
}

7
kernel/lds/x86_64.ld
View file

@ -41,13 +41,6 @@ SECTIONS
*(.got .got.*)
} :data
/* Add the .ktest section for test functions */
.note.ktest : {
__ktest_start = .; /* Mark the beginning of the section */
*(.note.ktest) /* Include all items in the .ktest section */
__ktest_end = .; /* Mark the end of the section */
}
.bss : {
*(COMMON)
*(.bss .bss.*)

15
kernel/src/kmain.rs
View file

@ -22,14 +22,6 @@ use {
pub fn kmain(_cmdline: &str, boot_modules: BootModules) -> ! {
debug!("Entered kmain");
#[cfg(feature = "ktest")] {
use crate::ktest;
debug!("TESTING");
ktest::test_main();
loop {};
}
// let kcmd = build_cmd("Kernel Command Line", cmdline);
// trace!("Cmdline: {kcmd:?}");
@ -156,3 +148,10 @@ pub static IPC_BUFFERS: Lazy<Mutex<IpcBuffers>> = Lazy::new(|| {
Mutex::new(bufs)
});
#[test_case]
fn trivial_assertion() {
trace!("trivial assertion... ");
assert_eq!(1, 1);
info!("[ok]");
}

38
kernel/src/ktest.rs
View file

@ -1,38 +0,0 @@
pub use ktest_macro::ktest;
use log::debug;
extern "C" {
static __ktest_start: fn();
static __ktest_end: fn();
}
// TODO: Get test_fn linker name (may require no_mangle in macro)
// More info on tests (run the rest even if panic)
// Implement ktest for arm and riscv (Later problems, see below)
// Allow for arch specific tests (Leave for now)
// Allow for ktest test name attr
// Usefull message at the end of testing
pub fn test_main() {
unsafe {
let mut current_test = &__ktest_start as *const fn();
let mut current = 1;
let test_end = &__ktest_end as *const fn();
while current_test < test_end {
let test_fn = *current_test;
debug!("Running test {}", current);
test_fn();
debug!("Test {} passed", current);
current_test = current_test.add(1);
current += 1;
}
}
}
#[ktest]
pub fn trivial_assertion() {
assert_eq!(1, 1);
}

19
kernel/src/lib.rs
View file

@ -2,7 +2,6 @@
//! Named akern.
//! Akern is woefully undersupported at the moment but we are looking to add support improve hardware discovery and make our lives as kernel and operating system developers easier and better
#![no_std]
#![no_main]
#![feature(
slice_split_once,
exclusive_wrapper,
@ -11,9 +10,11 @@
lazy_get,
alloc_error_handler,
ptr_sub_ptr,
custom_test_frameworks,
naked_functions,
pointer_is_aligned_to,
pointer_is_aligned_to
)]
#![test_runner(crate::test_runner)]
#![allow(dead_code, internal_features, static_mut_refs)]
extern crate alloc;
@ -32,10 +33,6 @@ mod memory;
mod task;
mod utils;
// #[cfg(feature = "tests")]
mod ktest;
use alloc::string::ToString;
use versioning::Version;
/// Kernel's version
@ -59,7 +56,15 @@ fn panic(info: &core::panic::PanicInfo) -> ! {
));
}
let msg = info.message().to_string().replace("\n", "\r\n");
let msg = info.message();
let _ = crate::arch::log(format_args!("{msg}\r\n"));
loop {}
}
#[cfg(test)]
fn test_runner(tests: &[&dyn Fn()]) {
println!("Running {} tests", tests.len());
for test in tests {
test();
}
}

40
repbuild/src/main.rs
View file

@ -27,7 +27,6 @@ fn main() -> Result<(), Error> {
let mut release = false;
let mut debuginfo = false;
let mut target = Target::X86_64;
let mut tests = false;
for arg in args {
if arg == "-r" || arg == "--release" {
release = true;
@ -39,42 +38,17 @@ fn main() -> Result<(), Error> {
target = Target::Aarch64;
} else if arg == "avx2" {
target = Target::X86_64Avx2;
} else if arg == "--ktest" {
tests = true;
} else {
return Err(report!(Error::InvalidSubCom));
}
}
build(release, target, debuginfo, tests).change_context(Error::Build)
build(release, target, debuginfo).change_context(Error::Build)
}
// Some("test" | "t") => {
// let mut release = false;
// let mut debuginfo = false;
// let mut target = Target::X86_64;
// for arg in args {
// if arg == "-r" || arg == "--release" {
// release = true;
// } else if arg == "-d" || arg == "--debuginfo" {
// debuginfo = true;
// } else if arg == "rv64" || arg == "riscv64" || arg == "riscv64-virt" {
// target = Target::Riscv64Virt;
// } else if arg == "arm64" || arg == "aarch64" || arg == "aarch64-virt" {
// target = Target::Aarch64;
// } else if arg == "avx2" {
// target = Target::X86_64Avx2;
// } else {
// return Err(report!(Error::InvalidSubCom));
// }
// }
// test(release, target, debuginfo).change_context(Error::Build)
// }
Some("run" | "r") => {
let mut release = false;
let mut debuginfo = false;
let mut target = Target::X86_64;
let mut tests = false;
let mut do_accel = true;
for arg in args {
if arg == "-r" || arg == "--release" {
@ -89,14 +63,12 @@ fn main() -> Result<(), Error> {
do_accel = false;
} else if arg == "avx2" {
target = Target::X86_64Avx2;
} else if arg == "--ktest" {
tests = true;
} else {
return Err(report!(Error::InvalidSubCom));
}
}
build(release, target, debuginfo, tests)?;
build(release, target, debuginfo)?;
run(release, target, do_accel)
}
Some("help" | "h") => {
@ -110,7 +82,6 @@ fn main() -> Result<(), Error> {
" -r / --release: build in release mode\n",
" -d / --debuginfo: build with debug info\n",
" --noaccel: run without acceleration (e.g, no kvm)\n",
" --ktest: Enables tests via ktest\n",
"[ rv64 / riscv64 / riscv64-virt / aarch64 / arm64 / aarch64-virt / avx2 ]: sets target"
),);
Ok(())
@ -339,7 +310,7 @@ fn copy_file_to_img(fpath: &str, fs: &FileSystem<File>) {
.expect("Copy failed");
}
fn build(release: bool, target: Target, debuginfo: bool, tests: bool) -> Result<(), Error> {
fn build(release: bool, target: Target, debuginfo: bool) -> Result<(), Error> {
let fs = get_fs().change_context(Error::Io)?;
let mut com = Command::new("cargo");
com.current_dir("kernel");
@ -351,10 +322,6 @@ fn build(release: bool, target: Target, debuginfo: bool, tests: bool) -> Result<
com.env("RUSTFLAGS", "-Cdebug-assertions=true");
}
if tests {
com.args(["--features", "ktest"]);
}
if target == Target::Riscv64Virt {
com.args(["--target", "targets/riscv64-virt-ableos.json"]);
}
@ -506,7 +473,6 @@ fn run(release: bool, target: Target, do_accel: bool) -> Result<(), Error> {
}
}
fn fetch_ovmf(target: Target) -> Result<String, OvmfFetchError> {
let (ovmf_url, ovmf_path) = match target {
Target::X86_64 | Target::X86_64Avx2 => (