start

.cargo/config.toml

@@ -0,0 +1,20 @@
+[alias]
+b = "build"
+br = "build --release"
+c = "check"
+t = "test"
+r = "run"
+rr = "run --release"
+
+[build]
+incremental = true
+pipelining = true
+rustflags = [
+    "-C", "code-model=large",
+    "-C", "relocation-model=static",
+    "-C", "embed-bitcode=no"
+]
+target = ["x86_64-unknown-none"]
+
+[profile.x86_64-unknown-none]
+panic = "abort"

.gitignore

@@ -0,0 +1 @@
+/target

.vscode/settings.json

@@ -0,0 +1,7 @@
+{
+    "rust-analyzer.cargo.allTargets": false,
+    "rust-analyzer.cargo.extraArgs": [
+        "--target",
+        "x86_64-unknown-none"
+    ]
+}

Cargo.lock

@@ -0,0 +1,7 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 3
+
+[[package]]
+name = "nonx"
+version = "0.1.0"

Cargo.toml

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+[package]
+name = "nonx"
+version = "0.1.0"
+edition = "2021"
+
+[dependencies]
+
+[features]
+default = ["large"]
+large = []          # Enable for server or desktop devices.
+small = []          # Enable for legacy server or desktop devices.
+embeded = []        # Enable for embeded devices and extremely old devices.
+
+[lib]
+crate-type = ["staticlib"]
+test = false

build.rs

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+use std::{env, path::Path, process::Command};
+
+fn main() {
+    let out_dir = env::var("OUT_DIR").unwrap();
+    Command::new("llvm-as")
+        .args(&["src/kernel_end.ll", "-o"])
+        .arg(&format!("{}/kernel_end.bc", out_dir))
+        .status()
+        .unwrap();
+    Command::new("llc")
+        .arg(&format!("{}/kernel_end.bc", out_dir))
+        .arg("-o")
+        .arg(&format!("{}/kernel_end.s", out_dir))
+        .status()
+        .unwrap();
+    Command::new("as")
+        .arg("-o")
+        .arg(&format!("{}/kernel_end.o", out_dir))
+        .arg(&format!("{}/kernel_end.s", out_dir))
+        .status()
+        .unwrap();
+    Command::new("ar")
+        .args(&["crus", "libkernel_end.a", "kernel_end.o"])
+        .current_dir(&Path::new(&out_dir))
+        .status()
+        .unwrap();
+    println!("cargo::rustc-link-search=native={}", out_dir);
+    println!("cargo::rustc-link-lib=static=kernel_end");
+    println!("cargo::rerun-if-changed=src/kernel_end.ll");
+}

src/kernel_end.ll

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+@KERNEL_END = global i32 0, section ".kernel-end"

src/lib.rs

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+#![no_std]
+
+extern crate alloc;
+
+use core::panic::PanicInfo;
+
+pub mod memm;
+pub mod plugin;
+
+#[panic_handler]
+fn panic_handler(_panic: &PanicInfo) -> ! {
+    loop {}
+}

src/plugin/api_bus.rs

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+use alloc::string::String;
+
+struct APIRegister{
+    name: String,
+    call: *mut fn(),
+}

src/plugin/mod.rs

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+pub mod api_bus;