change shell.nix to flake with all deps

Reviewed-on: https://git.ablecorp.us/AbleOS/ableos/pulls/17

.cargo/config.toml

@@ -1,2 +1,3 @@
 [alias]
 repbuild = "run --manifest-path ./repbuild/Cargo.toml -r --"
+dev = "run --manifest-path ./dev/Cargo.toml -r --"

.envrc

@@ -0,0 +1 @@
+use flake . --impure

.gitignore

@@ -1 +1,2 @@
 target/
+.direnv

Cargo.toml

@@ -1,3 +1,9 @@
 [workspace]
 resolver = "2"
-members = ["kernel", "repbuild"]
+members = ["dev", "kernel", "repbuild"]
+
+# [profile.release]
+# strip = "symbols"
+# codegen-units = 1
+# lto = true
+# panic = "abort"

README.md

@@ -1,6 +1,8 @@
 # AbleOS
 An UNIX-unlike micro-kernel written in rust with an embedded bytecode virtual machine.
 
+Please note that a custom target directory is not supported and support will not be added.
+
 # Community
 [Discord](https://discord.gg/JrKVukDtgs)
 
@@ -14,5 +16,11 @@ AbleOS should be able to be built on any platform which is supported by
 For running AbleOS, `repbuild` uses QEMU.
 
 ## Steps
-1. `git submodule update --init`
-2. `cargo repbuild`
+1. Ensure you have qemu installed
+2. `git submodule update --init`
+3. `cargo repbuild run`
+
+# Developing
+There is a new work in progress developer tool for hblang. 
+
+There is also a flake you can run by typing `nix develop .`.

dev/Cargo.toml

@@ -0,0 +1,7 @@
+[package]
+name = "dev"
+version = "0.1.0"
+edition = "2021"
+
+[dependencies]
+logos = "0.14.1"

dev/README.md

@@ -0,0 +1,6 @@
+# dev
+`dev` is an ableOS specific tool meant to help the development of ableOS.
+
+At the current stage changes are not welcome. If you have feature suggestions ping me on discord `@abletheabove`.
+
+Run `cargo dev help` to see usage.

dev/src/idl/mod.rs

@@ -0,0 +1,84 @@
+pub mod protocol;
+
+use std::io::Read;
+
+use {
+    logos::{Lexer, Logos},
+    protocol::Protocol,
+};
+
+#[derive(Logos, Debug, PartialEq, Clone)]
+#[logos(skip r"[ \t\n\f]+")] // Ignore this regex pattern between tokens
+enum Token {
+    // Tokens can be literal strings, of any length.
+    #[token("protocol")]
+    Protocol,
+
+    #[token("{")]
+    LBrace,
+
+    #[token("}")]
+    RBrace,
+
+    #[token("(")]
+    LParen,
+
+    #[token(")")]
+    RParen,
+
+    #[token(":")]
+    Colon,
+    #[token(";")]
+    SemiColon,
+
+    #[token(",")]
+    Comma,
+
+    #[token("=")]
+    Equal,
+
+    #[token("->")]
+    RArrow,
+
+    #[regex("[a-zA-Z_]+", |lex|{lex.slice().to_string()})]
+    Text(String),
+
+    #[regex("[1234567890]+", |lex|{lex.slice().parse::<u64>().unwrap()})]
+    Number(u64),
+
+    #[regex(r"@[a-zA-Z_]+", |lex|{lex.slice().to_string()})]
+    Decorator(String),
+
+    #[regex(r#"@[a-zA-Z_]+\([a-zA-Z,0-9=]+\)"#, |lex|{lex.slice().to_string()})]
+    DecoratorOption(String),
+}
+
+pub fn build_idl(name: String) {
+    let contents = open_protocol(name);
+    let lex = Token::lexer(&contents);
+    let mut tokens = vec![];
+    for x in lex {
+        match x {
+            Ok(token) => {
+                println!("{:?}", token);
+                tokens.push(token);
+            }
+            Err(err) => println!("{:?}", err),
+        }
+    }
+    build(tokens);
+}
+
+fn build(a: Vec<Token>) {
+    for toke in a {
+        println!("{:?}", toke);
+    }
+}
+
+fn open_protocol(name: String) -> String {
+    let path = format!("sysdata/idl/{}/src/protocol.aidl", name);
+    let mut file = std::fs::File::open(path).unwrap();
+    let mut contents = String::new();
+    file.read_to_string(&mut contents).unwrap();
+    contents
+}

dev/src/idl/protocol.rs

@@ -0,0 +1,17 @@
+pub enum ProtocolTypes {
+    Byte,
+}
+
+pub struct Protocol {}
+impl Protocol {
+    pub fn is_empty(&self) -> bool {
+        true
+    }
+
+    pub fn validate_data(&self, data: Vec<u8>) -> bool {
+        if !data.is_empty() && self.is_empty() {
+            return false;
+        }
+        true
+    }
+}

dev/src/main.rs

@@ -0,0 +1,152 @@
+use std::io::Write;
+
+use idl::build_idl;
+pub mod idl;
+
+pub enum Options {
+    Build,
+    Clean,
+    New,
+    Run,
+}
+#[derive(PartialEq, Debug)]
+pub enum DevelopmentType {
+    Program,
+    Library,
+    IDL,
+}
+
+fn main() {
+    let mut args: Vec<String> = std::env::args().collect();
+    args.remove(0);
+    args.reverse();
+
+    let binding = args.pop().unwrap_or("help".to_string());
+    let subcommand = binding.as_str();
+
+    match subcommand {
+        "build" => {
+            let name = &args.pop().unwrap();
+            build(name.to_string())
+        }
+        "new" => {
+            let binding = args.pop().unwrap();
+            let dev_type = binding.as_str();
+            let name = args.pop().unwrap();
+            use DevelopmentType::*;
+            match dev_type {
+                "lib" | "library" => new(Library, name),
+                "prog" | "program" => new(Program, name),
+                "idl" => {
+                    new(IDL, name);
+                    // idl::main();
+                    panic!("IDL is not finalized yet.")
+                }
+                _ => {}
+            };
+        }
+        "run" => run(),
+        "help" => help(),
+        _ => {
+            println!("Error");
+        }
+    }
+}
+
+pub fn new(development_type: DevelopmentType, name: String) {
+    let (folder_hierarchy, entry_name) = match development_type {
+        DevelopmentType::Program => ("programs", "main.hb"),
+        DevelopmentType::Library => ("libraries", "lib.hb"),
+        DevelopmentType::IDL => ("idl", "protocol.aidl"),
+    };
+    let project_folder_path_string = format!("sysdata/{folder_hierarchy}/{name}");
+
+    if std::path::Path::new(&project_folder_path_string).exists() {
+        panic!("Project already exists.")
+    }
+
+    std::fs::create_dir(project_folder_path_string.clone()).unwrap();
+    let readme_path_string = format!("{}/README.md", project_folder_path_string);
+    let mut readme_file = std::fs::File::create(readme_path_string.clone()).unwrap();
+
+    let readme_contents = format!("# {}", name);
+    readme_file.write_all(readme_contents.as_bytes()).unwrap();
+
+    let contents = format!(
+        "[package]
+name = \"{}\"
+authors = [\"\"]
+
+[dependants.libraries]
+
+[dependants.binaries]
+hblang.version = \"1.0.0\"
+
+[build]
+command = \"hblang src/main.hb\"
+",
+        name
+    );
+
+    let toml_path_string = format!("{}/meta.toml", project_folder_path_string);
+    let mut readme_file = std::fs::File::create(toml_path_string.clone()).unwrap();
+
+    readme_file.write_all(contents.as_bytes()).unwrap();
+
+    let src_folder_path_string = format!("{}/src", project_folder_path_string);
+    std::fs::create_dir(src_folder_path_string.clone()).unwrap();
+
+    let full_path_string = format!("{src_folder_path_string}/{entry_name}");
+    let mut file = std::fs::File::create(full_path_string.clone()).unwrap();
+    let file_contents = match development_type {
+        DevelopmentType::Program => "main := fn(): int {
+    return 0
+}"
+        .to_string(),
+        DevelopmentType::Library => "".to_string(),
+        DevelopmentType::IDL => format!(
+            "protocol {} {{
+}}",
+            name
+        )
+        .to_owned(),
+    }
+    .to_string();
+    file.write_all(file_contents.as_bytes()).unwrap();
+
+    println!("New project created.");
+    if development_type == DevelopmentType::Program {
+        println!("You should add your project into the ableOS system configuration in sysdata/system_config.toml")
+    }
+}
+
+fn run() {
+    println!("Running is not supported on a non-ableOS platform");
+}
+
+fn build(name: String) {
+    println!("building {}", name);
+    let mut a = name.split("/");
+    let dev_type = a.next().unwrap();
+    let name = a.next().unwrap().to_string();
+    match dev_type {
+        "programs" => build_program(name),
+        "idl" => build_idl(name),
+        _ => {
+            panic!()
+        }
+    }
+}
+
+pub fn build_program(name: String) {}
+pub fn build_library(name: String) {}
+
+fn help() {
+    println!(
+        "==========
+=  Help  =
+==========
+Subcommands
+- new  Usage: `cargo dev new library name` or `cargo dev new program name`"
+    )
+}

flake.lock

@@ -0,0 +1,57 @@
+{
+  "nodes": {
+    "flake-utils": {
+      "inputs": {
+        "systems": "systems"
+      },
+      "locked": {
+        "lastModified": 1726560853,
+        "narHash": "sha256-X6rJYSESBVr3hBoH0WbKE5KvhPU5bloyZ2L4K60/fPQ=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "c1dfcf08411b08f6b8615f7d8971a2bfa81d5e8a",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 0,
+        "narHash": "sha256-6H95HGJHhEZtyYA3rIQpvamMKAGoa8Yh2rFV29QnuGw=",
+        "path": "/nix/store/nra828scc8qs92b9pxra5csqzffb6hpl-source",
+        "type": "path"
+      },
+      "original": {
+        "id": "nixpkgs",
+        "type": "indirect"
+      }
+    },
+    "root": {
+      "inputs": {
+        "flake-utils": "flake-utils",
+        "nixpkgs": "nixpkgs"
+      }
+    },
+    "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
+}

flake.nix

@@ -0,0 +1,62 @@
+{
+  description = "ableos flake";
+
+  inputs = {
+    flake-utils.url = "github:numtide/flake-utils";
+  };
+
+  outputs =
+    {
+      self,
+      nixpkgs,
+      flake-utils,
+    }:
+    flake-utils.lib.eachDefaultSystem (
+      system:
+      let
+        # legacyPackages is a misnomer, it's just using your system packages
+        pkgs = nixpkgs.legacyPackages.${system};
+      in
+      {
+        devShell = pkgs.mkShell rec {
+          buildInputs = with pkgs; [
+            clang
+            llvmPackages.bintools
+            rustup
+            qemu_full
+            # OMVFFull
+            # OMVF
+          ];
+          extraCmds = '''';
+          RUSTC_VERSION = pkgs.lib.readFile ./rust-toolchain.toml;
+          # https://github.com/rust-lang/rust-bindgen#environment-variables
+          LIBCLANG_PATH = pkgs.lib.makeLibraryPath [ pkgs.llvmPackages_latest.libclang.lib ];
+          shellHook = ''
+            export REPBUILD_QEMU_FIRMWARE_PATH=${pkgs.OVMF.fd}/FV/OVMF.fd
+
+            export PATH=$PATH:''${CARGO_HOME:-~/.cargo}/bin
+            export PATH=$PATH:''${RUSTUP_HOME:-~/.rustup}/toolchains/$RUSTC_VERSION-x86_64-unknown-linux-gnu/bin/
+          '';
+          # Add precompiled library to rustc search path
+          RUSTFLAGS = (
+            builtins.map (a: "-L ${a}/lib") [
+              # add libraries here (e.g. pkgs.libvmi)
+            ]
+          );
+          # Add glibc, clang, glib and other headers to bindgen search path
+          BINDGEN_EXTRA_CLANG_ARGS =
+            # Includes with normal include path
+            (builtins.map (a: ''-I"${a}/include"'') [
+              # add dev libraries here (e.g. pkgs.libvmi.dev)
+              pkgs.glibc.dev
+            ])
+            # Includes with special directory paths
+            ++ [
+              ''-I"${pkgs.llvmPackages_latest.libclang.lib}/lib/clang/${pkgs.llvmPackages_latest.libclang.version}/include"''
+              ''-I"${pkgs.glib.dev}/include/glib-2.0"''
+              "-I${pkgs.glib.out}/lib/glib-2.0/include/"
+            ];
+        };
+      }
+    );
+}

kernel/Cargo.toml

@@ -5,33 +5,32 @@ version = "0.2.0"
 
 
 [dependencies]
-embedded-graphics         = "0.7"
-hbvm.git                  = "https://git.ablecorp.us/ableos/holey-bytes"
+embedded-graphics = "0.8"
+hbvm.git = "https://git.ablecorp.us/AbleOS/holey-bytes.git"
 log = "0.4"
 spin = "0.9"
-uart_16550                = "0.2"
 slab = { version = "0.4", default-features = false }
+uart_16550 = { version = "0.3", features = ["nightly"] }
 xml.git = "https://git.ablecorp.us/ableos/ableos_userland"
 versioning.git = "https://git.ablecorp.us/ableos/ableos_userland"
-able_graphics_library.git = "https://git.ablecorp.us/ableos/ableos_userland"
-hashbrown                 = "*"
-kiam = "0.1.1"
+# able_graphics_library.git = "https://git.ablecorp.us/ableos/ableos_userland"
+hashbrown = { version = "0.14", features = ["nightly"] }
 
 [dependencies.limine]
 version = "0.1"
-git     = "https://github.com/limine-bootloader/limine-rs" 
+#git = "https://github.com/limine-bootloader/limine-rs"
 
 [dependencies.crossbeam-queue]
 version = "0.3"
 default-features = false
-features         = ["alloc"]
+features = ["alloc", "nightly"]
 
-[dependencies.clparse]
-git              = "https://git.ablecorp.us/ableos/ableos_userland"
-default-features = false
+# [dependencies.clparse]
+# git = "https://git.ablecorp.us/ableos/ableos_userland"
+# default-features = false
 
 [dependencies.derive_more]
-version = "0.99"
+version = "1"
 default-features = false
 features = [
     "add",
@@ -48,12 +47,12 @@ features = [
 
 
 [target.'cfg(target_arch = "x86_64")'.dependencies]
-x86_64 = "0.14"
+x86_64 = "0.15"
 x2apic = "0.4"
-virtio-drivers = "0.4.0"
-# rdrand = "*"
-rdrand = { version = "0.8", default-features = false }
-
+virtio-drivers = "0.7"
 
 [target.'cfg(target_arch = "riscv64")'.dependencies]
 sbi = "0.2.0"
+
+[target.'cfg(target_arch = "aarch64")'.dependencies]
+aarch64-cpu = "9"

kernel/src/arch/aarch64/device_info_collector.rs

@@ -29,7 +29,7 @@ fn collect_cpu_info(device_tree: &mut DeviceTree) {
 }
 
 fn cpu_id() -> (String, u64) {
-    let mut cpu_id: u64 = 0;
+    let mut cpu_id: u64;
     unsafe {
         asm!("mrs {cpu_id}, MIDR_EL1",
                 cpu_id = out(reg) cpu_id,
@@ -41,6 +41,8 @@ fn cpu_id() -> (String, u64) {
         // https://raspberrypi.stackexchange.com/questions/117175/how-do-i-read-the-cpuid-in-aarch64-asm
         0x410FD034 => "Cortex-A53".to_string(),
         0x410FD083 => "Cortex-A72".to_string(),
+        // the source of this one was checking the cpu id :thinking:
+        0x410FD493 => "Neoverse N2".to_string(),
         _ => "Unknown".to_string(),
     };
     log::trace!("CPU Name: {cpu_name} - CPU ID: 0x{:X}", cpu_id);

kernel/src/arch/aarch64/logging.rs

@@ -1,5 +1,5 @@
 use {crate::logger::TERMINAL_LOGGER, core::fmt::Write, spin::Mutex};
-const SERIAL_CONSOLE: Mutex<SerialConsole> = Mutex::new(SerialConsole {
+pub static SERIAL_CONSOLE: Mutex<SerialConsole> = Mutex::new(SerialConsole {
     uart: 0x09000000 as *mut u8,
 });
 
@@ -17,9 +17,12 @@ impl core::fmt::Write for SerialConsole {
     }
 }
 
+unsafe impl Sync for SerialConsole {}
+unsafe impl Send for SerialConsole {}
+
 pub fn log(args: core::fmt::Arguments<'_>) -> core::fmt::Result {
     SERIAL_CONSOLE.lock().write_fmt(args)?;
-    TERMINAL_LOGGER.lock().write_fmt(args)?;
+    // TERMINAL_LOGGER.lock().write_fmt(args)?;
 
     Ok(())
 }

kernel/src/arch/aarch64/mod.rs

@@ -1,6 +1,7 @@
 pub use logging::log;
 use {
     crate::{allocator, bootmodules::BootModule, kmain::kmain},
+    alloc::vec::Vec,
     core::arch::asm,
     limine::FramebufferRequest,
 };
@@ -41,7 +42,7 @@ unsafe extern "C" fn _kernel_start() -> ! {
     static KFILE_REQ: KernelFileRequest = KernelFileRequest::new(0);
     static MOD_REQ: ModuleRequest = ModuleRequest::new(0);
 
-    let mut bootmodules = alloc::vec::Vec::new();
+    let mut bootmodules = Vec::new();
 
     if bm.is_some() {
         let bm = bm.unwrap();
@@ -52,18 +53,13 @@ unsafe extern "C" fn _kernel_start() -> ! {
                 let raw_bytes = core::slice::from_raw_parts(
                     file.base.as_ptr().expect("invalid initrd"),
                     file.length as usize,
-                )
-                .to_vec();
-
-                let file_path = alloc::string::String::from_utf8(
-                    file.path.to_str().unwrap().to_bytes().to_vec(),
                 );
+
+                let file_path = file.path.to_str().unwrap().to_str();
                 if file_path.is_err() {
                     panic!("invalid file path: {:?}", file_path);
                 }
-                let file_cmd = alloc::string::String::from_utf8(
-                    file.cmdline.to_str().unwrap().to_bytes().to_vec(),
-                );
+                let file_cmd = file.cmdline.to_str().unwrap().to_str();
                 if file_cmd.is_err() {
                     panic!("invalid module cmd: {:?}", file_cmd);
                 }
@@ -85,7 +81,7 @@ unsafe extern "C" fn _kernel_start() -> ! {
         assert_eq!(bm.module_count, bootmodules.len() as u64);
     }
 
-    crate::kmain::kmain(
+    kmain(
         KFILE_REQ
             .get_response()
             .get()
@@ -99,8 +95,6 @@ unsafe extern "C" fn _kernel_start() -> ! {
             .unwrap_or_default(),
         bootmodules,
     );
-
-    spin_loop();
 }
 
 pub fn spin_loop() -> ! {
@@ -109,8 +103,19 @@ pub fn spin_loop() -> ! {
     }
 }
 
+/// I am sorry.
+static mut A_REAL_RANDOM_U64_I_PROMISE: u64 = 0;
+
 pub fn hardware_random_u64() -> u64 {
-    0
+    if let Some(rng) = aarch64_cpu::asm::random::ArmRng::new() {
+        if let Some(rnd) = rng.rndr() {
+            return rnd;
+        }
+    }
+    unsafe {
+        A_REAL_RANDOM_U64_I_PROMISE += 1;
+        A_REAL_RANDOM_U64_I_PROMISE
+    }
 }
 
 pub fn register_dump() {}

kernel/src/arch/riscv64/memory.rs

@@ -1,8 +1,10 @@
 use core::num;
 
-use alloc::boxed::Box;
-use spin::{Mutex, Once};
-use crate::memory::{MemoryManager, PhysicalAddress, VirtualAddress};
+use {
+    crate::memory::{MemoryManager, PhysicalAddress, VirtualAddress},
+    alloc::boxed::Box,
+    spin::{Mutex, Once},
+};
 
 use super::PAGE_SIZE;
 
@@ -28,7 +30,7 @@ impl PageSize {
 }
 
 pub struct PageTable {
-    entries: [PageEntry; 512]
+    entries: [PageEntry; 512],
 }
 
 impl PageTable {
@@ -72,8 +74,14 @@ impl PageTable {
     /// flags MUST include one or more of the following:
     ///   Read, Write, Execute
     /// The valid bit automatically gets added
-    pub fn map(&mut self, vaddr: VirtualAddress, paddr: PhysicalAddress, flags: PageEntryFlags, page_size: PageSize) {
-        assert!(flags as usize & 0xe != 0);
+    pub fn map(
+        &mut self,
+        vaddr: VirtualAddress,
+        paddr: PhysicalAddress,
+        flags: PageEntryFlags,
+        page_size: PageSize,
+    ) {
+        assert!(flags as usize & 0xE != 0);
 
         let vpn = vaddr.vpns();
         let ppn = paddr.ppns();
@@ -105,14 +113,24 @@ impl PageTable {
     }
 
     /// Identity maps a page of memory
-    pub fn identity_map(&mut self, addr: PhysicalAddress, flags: PageEntryFlags, page_size: PageSize) {
+    pub fn identity_map(
+        &mut self,
+        addr: PhysicalAddress,
+        flags: PageEntryFlags,
+        page_size: PageSize,
+    ) {
         // log::debug!("identity mapped {addr}");
         self.map(addr.as_addr().into(), addr, flags, page_size);
     }
 
     /// Identity maps a range of contiguous memory
     /// This assumes that start <= end
-    pub fn identity_map_range(&mut self, start: PhysicalAddress, end: PhysicalAddress, flags: PageEntryFlags) {
+    pub fn identity_map_range(
+        &mut self,
+        start: PhysicalAddress,
+        end: PhysicalAddress,
+        flags: PageEntryFlags,
+    ) {
         log::debug!("start: {start}, end: {end}");
         let mut mem_addr = start.as_addr() & !(PAGE_SIZE - 1);
         let num_pages = (align_val(end.as_addr(), 12) - mem_addr - 1) / PAGE_SIZE + 1;
@@ -228,7 +246,7 @@ impl PageEntry {
     }
 
     fn addr(&self) -> PhysicalAddress {
-        ((self.entry() as usize & !0x3ff) << 2).into()
+        ((self.entry() as usize & !0x3FF) << 2).into()
     }
 
     fn destroy(&mut self) {

kernel/src/arch/riscv64/mod.rs

@@ -1,7 +1,7 @@
 mod memory;
 
 use {
-    alloc::boxed::Box,
+    alloc::{boxed::Box, vec::Vec},
     core::{
         arch::{asm, global_asm},
         fmt::Write,
@@ -45,7 +45,7 @@ extern "C" {
     static USABLE_MEMORY_SIZE: usize;
 }
 
-static SERIAL_CONSOLE: Once<Mutex<MmioSerialPort>> = Once::new();
+pub static SERIAL_CONSOLE: Once<Mutex<MmioSerialPort>> = Once::new();
 
 #[no_mangle]
 unsafe extern "C" fn _kernel_start() -> ! {
@@ -95,7 +95,7 @@ unsafe extern "C" fn _kernel_start() -> ! {
         in(reg) satp_value,
     );
 
-    crate::kmain::kmain("baka=9", None);
+    crate::kmain::kmain("baka=9", Vec::new());
 }
 
 /// Spin loop
@@ -105,6 +105,12 @@ pub fn spin_loop() -> ! {
     }
 }
 
+pub fn hardware_random_u64() -> u64 {
+    0
+}
+
+pub fn register_dump() {}
+
 pub fn log(args: core::fmt::Arguments<'_>) -> core::fmt::Result {
     SERIAL_CONSOLE.get().unwrap().lock().write_fmt(args)
 }

kernel/src/arch/x86_64/gdt.rs

@@ -11,6 +11,9 @@ use {
 
 pub const DOUBLE_FAULT_IX: u16 = 0;
 
+const STACK_SIZE: usize = 5 * 1024;
+const STACK_ALIGNMENT: usize = 1;
+
 pub unsafe fn init() {
     use x86_64::instructions::{
         segmentation::{Segment, CS, SS},
@@ -32,24 +35,24 @@ struct Selectors {
 
 static TSS: Lazy<TaskStateSegment> = Lazy::new(|| {
     let mut tss = TaskStateSegment::new();
-    tss.interrupt_stack_table[usize::from(DOUBLE_FAULT_IX)] = {
-        const SIZE: usize = 5 * 1024;
-        let stack = unsafe {
-            alloc::alloc::alloc_zeroed(
-                alloc::alloc::Layout::from_size_align(SIZE, 1).expect("stack pointer"),
-            )
-        };
-        VirtAddr::from_ptr(stack) + SIZE
+
+    let stack_ptr = unsafe {
+        let layout = alloc::alloc::Layout::from_size_align(STACK_SIZE, STACK_ALIGNMENT)
+            .expect("Failed to create stack layout");
+        let stack = alloc::alloc::alloc(layout);
+        VirtAddr::from_ptr(stack) + STACK_SIZE as u64
     };
+
+    tss.interrupt_stack_table[usize::from(DOUBLE_FAULT_IX)] = stack_ptr;
     tss
 });
 
 static GDT: Lazy<(GlobalDescriptorTable, Selectors)> = Lazy::new(|| {
     let mut gdt = GlobalDescriptorTable::new();
     let sels = Selectors {
-        kcode: gdt.add_entry(Descriptor::kernel_code_segment()),
-        kdata: gdt.add_entry(Descriptor::kernel_data_segment()),
-        tss:   gdt.add_entry(Descriptor::tss_segment(&TSS)),
+        kcode: gdt.append(Descriptor::kernel_code_segment()),
+        kdata: gdt.append(Descriptor::kernel_data_segment()),
+        tss:   gdt.append(Descriptor::tss_segment(&TSS)),
     };
     (gdt, sels)
 });

kernel/src/arch/x86_64/interrupts.rs

@@ -1,56 +1,52 @@
-// TODO: Turn apic keyboard interrupt into a standard ipc message
 use {
+    core::mem::MaybeUninit,
     log::trace,
-    spin::{Lazy, Mutex},
     x2apic::lapic::{LocalApic, LocalApicBuilder},
     x86_64::structures::idt::{InterruptDescriptorTable, InterruptStackFrame, PageFaultErrorCode},
 };
 
-pub unsafe fn init() {
-    trace!("Initialising IDT");
-    IDT.load();
-    Lazy::force(&LAPIC);
-    x86_64::instructions::interrupts::enable();
-}
+/// Safety: Using LAPIC or IDT before init() is UB
+/// Using
+static mut LAPIC: LocalApic = unsafe { MaybeUninit::zeroed().assume_init() };
+static mut IDT: InterruptDescriptorTable = unsafe { MaybeUninit::zeroed().assume_init() };
 
 #[repr(u8)]
 enum Interrupt {
     Timer = 32,
-
     ApicErr = u8::MAX - 1,
     Spurious = u8::MAX,
 }
 
-pub(crate) static LAPIC: Lazy<Mutex<LocalApic>> = Lazy::new(|| {
-    let mut lapic = LocalApicBuilder::new()
+pub unsafe fn init() {
+    trace!("Initializing IDT and LAPIC");
+
+    // Initialize and load the IDT
+    IDT = InterruptDescriptorTable::new();
+    IDT.double_fault
+        .set_handler_fn(double_fault)
+        .set_stack_index(super::gdt::DOUBLE_FAULT_IX);
+    IDT.page_fault.set_handler_fn(page_fault);
+
+    IDT[Interrupt::ApicErr as u8].set_handler_fn(apic_err);
+    IDT[Interrupt::Spurious as u8].set_handler_fn(spurious);
+    IDT[Interrupt::Timer as u8].set_handler_fn(timer);
+
+    IDT.load();
+
+    LAPIC = LocalApicBuilder::new()
         .timer_vector(Interrupt::Timer as usize)
         .error_vector(Interrupt::ApicErr as usize)
         .spurious_vector(Interrupt::Spurious as usize)
         .set_xapic_base(
-            unsafe { x2apic::lapic::xapic_base() }
+            x2apic::lapic::xapic_base()
                 + super::memory::HHDM_OFFSET.load(core::sync::atomic::Ordering::Relaxed),
         )
         .build()
-        .expect("failed to setup Local APIC");
-    unsafe { lapic.enable() };
-    Mutex::new(lapic)
-});
+        .expect("Failed to setup Local APIC");
+    LAPIC.enable();
 
-static IDT: Lazy<InterruptDescriptorTable> = Lazy::new(|| {
-    let mut idt = InterruptDescriptorTable::new();
-    unsafe {
-        idt.double_fault
-            .set_handler_fn(double_fault)
-            .set_stack_index(super::gdt::DOUBLE_FAULT_IX);
+    x86_64::instructions::interrupts::enable();
 }
-    idt.page_fault.set_handler_fn(page_fault);
-
-    idt[Interrupt::ApicErr as usize].set_handler_fn(apic_err);
-    idt[Interrupt::Spurious as usize].set_handler_fn(spurious);
-    idt[Interrupt::Timer as usize].set_handler_fn(timer);
-
-    idt
-});
 
 extern "x86-interrupt" fn double_fault(stack_frame: InterruptStackFrame, error_code: u64) -> ! {
     panic!("Double fault: error code {error_code} \n{stack_frame:#?}")
@@ -64,7 +60,9 @@ extern "x86-interrupt" fn page_fault(
 }
 
 extern "x86-interrupt" fn timer(_isf: InterruptStackFrame) {
-    unsafe { LAPIC.lock().end_of_interrupt() };
+    unsafe {
+        LAPIC.end_of_interrupt();
+    }
 }
 
 extern "x86-interrupt" fn apic_err(_: InterruptStackFrame) {
@@ -72,5 +70,7 @@ extern "x86-interrupt" fn apic_err(_: InterruptStackFrame) {
 }
 
 extern "x86-interrupt" fn spurious(_: InterruptStackFrame) {
-    unsafe { LAPIC.lock().end_of_interrupt() };
+    unsafe {
+        LAPIC.end_of_interrupt();
+    }
 }

kernel/src/arch/x86_64/logging.rs

@@ -1,11 +1,6 @@
 //! Logging (as in terms of console / serial output)
 #![allow(deprecated)]
-use {
-    core::fmt::Write,
-    limine::{TerminalRequest, TerminalResponse},
-    spin::{Lazy, Mutex},
-    uart_16550::SerialPort,
-};
+use {core::fmt::Write, spin::Mutex, uart_16550::SerialPort};
 
 pub static SERIAL_CONSOLE: Mutex<SerialPort> = Mutex::new(unsafe { SerialPort::new(0x3F8) });
 

kernel/src/arch/x86_64/mod.rs

@@ -1,7 +1,6 @@
-use {
-    crate::bootmodules::BootModule, core::arch::asm, embedded_graphics::pixelcolor::Rgb888,
-    log::warn, rdrand::RdSeed,
-};
+use core::arch::x86_64::{_rdrand64_step, _rdseed64_step};
+
+use {crate::bootmodules::BootModule, core::arch::asm, log::warn};
 pub mod memory;
 
 mod cpuid;
@@ -143,18 +142,13 @@ unsafe extern "C" fn start() -> ! {
                 let raw_bytes = core::slice::from_raw_parts(
                     file.base.as_ptr().expect("invalid initrd"),
                     file.length as usize,
-                )
-                .to_vec();
-
-                let file_path = alloc::string::String::from_utf8(
-                    file.path.to_str().unwrap().to_bytes().to_vec(),
                 );
+
+                let file_path = file.path.to_str().unwrap().to_str();
                 if file_path.is_err() {
                     panic!("invalid file path: {:?}", file_path);
                 }
-                let file_cmd = alloc::string::String::from_utf8(
-                    file.cmdline.to_str().unwrap().to_bytes().to_vec(),
-                );
+                let file_cmd = file.cmdline.to_str().unwrap().to_str();
                 if file_cmd.is_err() {
                     panic!("invalid module cmd: {:?}", file_cmd);
                 }
@@ -195,32 +189,20 @@ unsafe extern "C" fn start() -> ! {
 /// Spin loop
 pub fn spin_loop() -> ! {
     loop {
-        x86_64::instructions::hlt();
+        x86_64::instructions::hlt()
     }
 }
 
 pub fn hardware_random_u64() -> u64 {
-    use {log::trace, rdrand::RdRand};
-    let gen = RdRand::new();
-    match gen {
-        Ok(gen) => {
-            let ret = gen.try_next_u64().unwrap();
-            trace!("Random {}", ret);
-            return ret;
-        }
-        Err(err) => {
+    let mut out: u64 = 0;
+    match unsafe { _rdrand64_step(&mut out) } {
+        1 => out,
+        _ => {
             warn!("RDRand not supported.");
             // Try rdseed
-            let gen = RdSeed::new();
-            match gen {
-                Ok(gen) => {
-                    let ret = gen.try_next_u64().unwrap();
-                    trace!("Random {}", ret);
-                    return ret;
-                }
-                Err(err) => {
-                    panic!("Neither RDRand or RDSeed are supported")
-                }
+            match unsafe { _rdseed64_step(&mut out) } {
+                1 => out,
+                _ => panic!("Neither RDRand or RDSeed are supported"),
             }
         }
     }
@@ -228,6 +210,7 @@ pub fn hardware_random_u64() -> u64 {
 
 pub fn get_edid() {}
 
+#[allow(unused)]
 pub fn register_dump() {
     let rax: u64;
     let rbx: u64 = 0;

kernel/src/arch/x86_64/pci/mod.rs

@@ -12,7 +12,8 @@ use crate::alloc::string::ToString;
 
 /// Enumerate PCI devices and run initialisation routines on ones we support
 pub fn init(device_tree: &mut DeviceTree) {
-    device_tree.devices
+    device_tree
+        .devices
         .insert("Unidentified PCI".to_string(), alloc::vec![]);
     let mut devices = alloc::vec![];
 
@@ -23,6 +24,7 @@ pub fn init(device_tree: &mut DeviceTree) {
                 let id = device_info.device_id.id;
                 use Vendor::*;
                 let (dev_type, dev_name) = match (vendor, id) {
+                    (VMWareInc, 1029) => ("GPUs", "SVGAII PCI GPU"),
                     (Qemu, 4369) => ("GPUs", "QEMU VGA"),
                     (VirtIO, 4176) => ("GPUs", "VirtIO PCI GPU"),
                     (CirrusLogic, 184) => ("GPUs", "Cirrus SVGA"), //GD 5446?
@@ -45,6 +47,7 @@ pub fn init(device_tree: &mut DeviceTree) {
                 pci_info.set_attribute("id", id);
                 pci_info.set_attribute("device", device_info.device);
                 pci_info.set_attribute("vendor", vendor);
+                pci_info.set_attribute("bus", bus);
                 pci_info.set_attribute("class", device_info.full_class.to_string());
                 dev.set_child(pci_info);
                 devices.push((dev_type, dev));
@@ -66,7 +69,8 @@ pub fn check_device(bus: u8, device: u8) -> Option<PciDeviceInfo> {
         return None;
     }
 
-    let reg2 = unsafe { pci_config_read(bus, device, 0, 0x8) };
+    let (reg2, addr) = unsafe { pci_config_read_2(bus, device, 0, 0x8) };
+    log::info!("pci device-({}) addr {} is {}", device, addr, reg2);
     let class = ((reg2 >> 16) & 0x0000_FFFF) as u16;
     let pci_class = PciFullClass::from_u16(class);
     let header_type = get_header_type(bus, device, 0);
@@ -269,8 +273,7 @@ impl Display for Vendor {
 
 use core::fmt::Display;
 
-use x86_64::instructions::port::Port;
-use crate::device_tree::DeviceTree;
+use {crate::device_tree::DeviceTree, x86_64::instructions::port::Port};
 
 #[allow(non_camel_case_types, dead_code)]
 #[derive(Debug, Clone, Copy, PartialEq)]
@@ -458,9 +461,7 @@ unsafe fn pci_config_read(bus: u8, device: u8, func: u8, offset: u8) -> u32 {
     let func = func as u32;
     let offset = offset as u32;
     // construct address param
-    let address =
-        ((bus << 16) | (device << 11) | (func << 8) | (offset & 0xFC) | 0x8000_0000) as u32;
-
+    let address = (bus << 16) | (device << 11) | (func << 8) | (offset & 0xFC) | 0x8000_0000;
     // write address
     Port::new(0xCF8).write(address);
 
@@ -468,6 +469,20 @@ unsafe fn pci_config_read(bus: u8, device: u8, func: u8, offset: u8) -> u32 {
     Port::new(0xCFC).read()
 }
 
+unsafe fn pci_config_read_2(bus: u8, device: u8, func: u8, offset: u8) -> (u32, u32) {
+    let bus = bus as u32;
+    let device = device as u32;
+    let func = func as u32;
+    let offset = offset as u32;
+    // construct address param
+    let address = (bus << 16) | (device << 11) | (func << 8) | (offset & 0xFC) | 0x8000_0000;
+    // write address
+    Port::new(0xCF8).write(address);
+
+    // read data
+    (Port::new(0xCFC).read(), address)
+}
+
 unsafe fn pci_config_write(bus: u8, device: u8, func: u8, offset: u8, value: u32) {
     let bus = bus as u32;
     let device = device as u32;

kernel/src/bootmodules.rs

@@ -1,36 +1,36 @@
 use {
-    crate::alloc::string::ToString,
-    alloc::{string::String, vec::Vec},
-    clparse::Arguments,
-    core::fmt::{Debug, Display},
-    log::trace,
-    xml::XMLElement,
+    // crate::alloc::string::ToString,
+    alloc::vec::Vec,
+    // clparse::Arguments,
+    // core::fmt::{Debug, Display},
+    // log::trace,
+    // xml::XMLElement,
 };
-pub type BootModules = Vec<BootModule>;
+pub type BootModules<'a> = Vec<BootModule<'a>>;
 
-pub struct BootModule {
-    pub path:  String,
-    pub bytes: Vec<u8>,
-    pub cmd:   String,
+pub struct BootModule<'a> {
+    pub path:  &'a str,
+    pub bytes: &'a [u8],
+    pub cmd:   &'a str,
 }
-impl BootModule {
-    pub fn new(path: String, bytes: Vec<u8>, cmd: String) -> Self {
+impl<'a> BootModule<'a> {
+    pub fn new(path: &'a str, bytes: &'a [u8], cmd: &'a str) -> Self {
         Self { path, bytes, cmd }
     }
 }
 
-pub fn build_cmd<T: Display + Debug>(name: T, cmdline: T) -> XMLElement {
-    let mut cmdline = cmdline.to_string();
-    cmdline.pop();
-    cmdline.remove(0);
+// pub fn build_cmd<T: Display + Debug>(name: T, cmdline: T) -> XMLElement {
+//     let mut cmdline = cmdline.to_string();
+//     cmdline.pop();
+//     cmdline.remove(0);
 
-    let cmd = Arguments::parse(cmdline.to_string()).unwrap();
-    trace!("Cmdline: {cmd:?}");
+//     let cmd = Arguments::parse(cmdline.to_string()).unwrap();
+//     trace!("Cmdline: {cmd:?}");
 
-    let mut clo = XMLElement::new(name);
-    for (key, value) in cmd.arguments {
-        clo.set_attribute(key, value);
-    }
-    trace!("command line object: {:?}", clo);
-    clo
-}
+//     let mut clo = XMLElement::new(name);
+//     for (key, value) in cmd.arguments {
+//         clo.set_attribute(key, value);
+//     }
+//     trace!("command line object: {:?}", clo);
+//     clo
+// }

kernel/src/device_tree/mod.rs

@@ -6,6 +6,7 @@ use {
     core::fmt,
     hashbrown::HashMap,
 };
+
 /// A device object.
 /// TODO define device
 pub type Device = xml::XMLElement;
@@ -23,7 +24,9 @@ impl DeviceTree {
         let mut dt = Self {
             devices: HashMap::new(),
         };
-        device_tree!(dt, [
+        device_tree!(
+            dt,
+            [
                 "Mice",
                 "Keyboards",
                 "Controllers",
@@ -38,12 +41,12 @@ impl DeviceTree {
                 "Serial Ports",
                 "Cameras",
                 "Biometric Devices",
-        ]);
+            ]
+        );
         dt
     }
 }
-use crate::{utils::TAB, device_tree};
-use crate::tab;
+use crate::{device_tree, tab, utils::TAB};
 impl fmt::Display for DeviceTree {
     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
         writeln!(f)?;

kernel/src/exe_format.rs

@@ -0,0 +1,35 @@
+enum Sections {
+    Header,
+    Code,
+    Data,
+    Debug,
+    Config,
+    Metadata,
+}
+
+// 64 byte header
+#[repr(packed)]
+struct AbleOsExecutableHeader {
+    magic_number: [u8; 3],
+    executable_version: u32,
+
+    code_length:     u64,
+    data_length:     u64,
+    debug_length:    u64,
+    config_length:   u64,
+    metadata_length: u64,
+}
+
+impl AbleOsExecutableHeader {
+    fn new() -> Self {
+        Self {
+            magic_number: [0x15, 0x91, 0xD2],
+            executable_version: 0,
+            code_length: 0,
+            config_length: 0,
+            data_length: 0,
+            debug_length: 0,
+            metadata_length: 0,
+        }
+    }
+}

kernel/src/holeybytes/ecah.rs

@@ -1,27 +1,21 @@
 //! Environment call handling routines
 
-use core::borrow::Borrow;
-
-use crate::{
-    allocator,
-    holeybytes::kernel_services::{
-        block_read,
-        service_definition_service::{sds_msg_handler, SERVICES},
-    },
+use crate::holeybytes::kernel_services::{
+    block_read, dt_msg_handler::dt_msg_handler, logging_service::log_msg_handler,
+    service_definition_service::sds_msg_handler,
 };
 
 use {
-    super::{mem::Memory, Vm},
-    crate::{arch, holeybytes::mem, ipc::buffer::IpcBuffer, kmain::IPC_BUFFERS},
-    alloc::string::String,
-    log::{debug, error, info, trace, warn},
+    super::Vm,
+    crate::{arch, ipc::buffer::IpcBuffer, kmain::IPC_BUFFERS},
+    log::{debug, error, info, trace},
 };
 
 pub fn handler(vm: &mut Vm) {
     let ecall_number = vm.registers[2].cast::<u64>();
-
+    // log::info!("eca called :pensive:");
     // debug!("Ecall number {:?}", ecall_number);
-    // trace!("Register dump: {:?}", vm.registers);
+    //info!("Register dump: {:?}", vm.registers);
 
     match ecall_number {
         0 => {
@@ -57,7 +51,7 @@ pub fn handler(vm: &mut Vm) {
             };
             let buff_id = arch::hardware_random_u64();
             buffs.insert(buff_id, abc);
-            debug!("Buffer ID: {}", buff_id);
+            info!("Buffer ID: {}", buff_id);
             vm.registers[1] = hbvm::value::Value(buff_id);
         }
         2 => {
@@ -74,11 +68,11 @@ pub fn handler(vm: &mut Vm) {
             match buffer_id {
                 0 => match sds_msg_handler(vm, mem_addr, length) {
                     Ok(()) => {}
-                    Err(err) => log::error!("Improper sds format"),
+                    Err(err) => log::error!("Improper sds format: {err:?}"),
                 },
                 1 => match log_msg_handler(vm, mem_addr, length) {
                     Ok(()) => {}
-                    Err(err) => log::error!("Improper log format"),
+                    Err(_) => log::error!("Improper log format"),
                 },
                 2 => {
                     use crate::holeybytes::kernel_services::mem_serve::memory_msg_handler;
@@ -86,25 +80,84 @@ pub fn handler(vm: &mut Vm) {
                         Ok(_) => {}
                         Err(_) => {}
                     }
-                    //
                 }
+                #[cfg(not(target_arch = "x86_64"))]
+                3 => info!("TODO: implement whatever buffer 3 does for no x86_64"),
+                #[cfg(target_arch = "x86_64")]
+                3 => {
+                    unsafe fn x86_out<T: x86_64::instructions::port::PortWrite>(
+                        address: u16,
+                        value: T,
+                    ) {
+                        x86_64::instructions::port::Port::new(address).write(value);
+                    }
+                    unsafe fn x86_in<T: x86_64::instructions::port::PortRead>(address: u16) -> T {
+                        x86_64::instructions::port::Port::new(address).read()
+                    }
+                    let msg_vec = block_read(mem_addr, length);
+                    let msg_type = msg_vec[0];
+                    match msg_type {
+                        0 => unsafe {
+                            let size = msg_vec[1];
+                            let addr = u16::from_le_bytes(msg_vec[2..4].try_into().unwrap());
+                            let value = match size {
+                                0 => x86_in::<u8>(addr) as u64,
+                                1 => x86_in::<u16>(addr) as u64,
+                                2 => x86_in::<u32>(addr) as u64,
+                                _ => panic!("Trying to read size other than: 8, 16, 32 from port."),
+                            };
+                            // info!("Read the value {} from address {}", value, addr);
+                            vm.registers[1] = hbvm::value::Value(value);
+                        },
+                        1 => unsafe {
+                            let size = msg_vec[1];
+                            let addr = u16::from_le_bytes(msg_vec[2..4].try_into().unwrap());
+                            // info!("Setting address {}", addr);
+
+                            match size {
+                                0 => x86_out(addr, msg_vec[4]),
+                                1 => x86_out(
+                                    addr,
+                                    u16::from_le_bytes(msg_vec[4..6].try_into().unwrap_unchecked()),
+                                ),
+                                2 => x86_out(
+                                    addr,
+                                    u32::from_le_bytes(msg_vec[4..8].try_into().unwrap_unchecked()),
+                                ),
+                                _ => panic!("How?"),
+                            }
+                        },
+                        _ => {}
+                    }
+                }
+                #[cfg(not(target_arch = "x86_64"))]
+                3 => unimplemented!("TODO: implement whatever buffer 3 does for no x86_64"),
+                // source of rng
+                4 => {
+                    // limit to last 32 bits
+                    vm.registers[1] =
+                        hbvm::value::Value(crate::arch::hardware_random_u64() & 0xFFFFFFFF);
+                }
+                5 => match dt_msg_handler(vm, mem_addr, length) {
+                    Ok(()) => {}
+                    Err(_) => log::error!("Improper dt query"),
+                },
                 buffer_id => {
                     let mut buffs = IPC_BUFFERS.lock();
-
                     match buffs.get_mut(&buffer_id) {
                         Some(buff) => {
-                            let mut msg_vec = vec![];
+                            let mut msg_vec = Vec::with_capacity(length);
 
                             for x in 0..(length as isize) {
                                 let xyz = mem_addr as *const u8;
                                 let value = unsafe { xyz.offset(x).read() };
                                 msg_vec.push(value);
                             }
-                            buff.push(msg_vec.clone());
-                            info!(
+                            debug!(
                                 "Message {:?} has been sent to Buffer({})",
                                 msg_vec, buffer_id
                             );
+                            buff.push(msg_vec);
                         }
                         None => {
                             log::error!("Access of non-existent buffer {}", buffer_id)
@@ -116,11 +169,37 @@ pub fn handler(vm: &mut Vm) {
         }
         4 => {
             let buffer_id = vm.registers[3].cast::<u64>();
+            let mut map_ptr = vm.registers[4].cast::<u64>();
+            let max_length = vm.registers[5].cast::<u64>();
 
             let mut buffs = IPC_BUFFERS.lock();
-            let mut buff = buffs.get_mut(&buffer_id).unwrap();
-            let msg = buff.pop();
-            info!("Recieve {:?} from Buffer({})", msg, buffer_id);
+            let buff: &mut IpcBuffer;
+
+            if buffs.get_mut(&buffer_id).is_some() {
+                buff = buffs.get_mut(&buffer_id).unwrap();
+            } else {
+                // info!("AHHH");
+                vm.registers[1] = hbvm::value::Value(0);
+                return;
+            }
+            let pop = buff.pop();
+            if pop.is_err() {
+                return;
+            }
+            let msg = pop.unwrap();
+            if msg.len() > max_length.try_into().unwrap() {
+                info!("{}", max_length);
+                error!("Message is too long to map in.");
+            } else {
+                unsafe {
+                    let ptr: *mut u64 = &mut map_ptr;
+                    for (index, byte) in msg.iter().enumerate() {
+                        ptr.offset(index.try_into().unwrap()).write_bytes(*byte, 1);
+                    }
+                }
+
+                debug!("Recieve {:?} from Buffer({})", msg, buffer_id);
+            }
         }
         5 => {
             #[cfg(target_arch = "x86_64")]
@@ -132,50 +211,24 @@ pub fn handler(vm: &mut Vm) {
                 unsafe fn x86_out(address: u16, value: u32) {
                     x86_64::instructions::port::Port::new(address).write(value);
                 }
-                vm.registers[3] = hbvm::value::Value(unsafe { x86_in(r2 as u16) } as u64);
+                let x = hbvm::value::Value(unsafe { x86_in(r2 as u16) } as u64);
+                // info!("Read {:?} from Port {:?}", x, r2);
+                vm.registers[3] = x
             }
         }
-        // 5
         _ => {
             log::error!("Syscall unknown {:?}{:?}", ecall_number, vm.registers);
         }
     }
 }
 
-fn log_msg_handler(vm: &mut Vm, mem_addr: u64, length: usize) -> Result<(), LogError> {
-    // let message_length = 8 + 8 + 8;
-    // log::info!("Mem Addr 0x{:x?} length {}", mem_addr, length);
-    let mut msg_vec = block_read(mem_addr, length);
-
-    let log_level = msg_vec.pop().unwrap();
-    match String::from_utf8(msg_vec) {
-        Ok(strr) => {
-            // use LogLevel::*;
-            let ll = match log_level {
-                0 | 48 => error!("{}", strr),
-                1 | 49 => warn!("{}", strr),
-                2 | 50 => info!("{}", strr),
-                3 | 51 => debug!("{}", strr),
-                4 | 52 => trace!("{}", strr),
-                _ => {
-                    return Err(LogError::InvalidLogFormat);
-                }
-            };
-        }
-        Err(e) => {
-            error!("{:?}", e);
-        }
-    }
-
-    Ok(())
-}
-
 #[derive(Debug)]
 pub enum LogError {
+    NoMessages,
     InvalidLogFormat,
 }
-use {alloc::vec, log::Record};
 
+// use {alloc::vec, log::Record};
 // fn memory_msg_handler(vm: &mut Vm, mem_addr: u64, length: usize) -> Result<(), LogError> {
 //     let mut val = alloc::vec::Vec::new();
 //     for _ in 0..4096 {

kernel/src/holeybytes/kernel_services/dt_msg_handler.rs

@@ -0,0 +1,87 @@
+use {
+    crate::holeybytes::{kernel_services::block_read, Vm},
+    alloc::{
+        string::{String, ToString},
+        vec::Vec,
+    },
+};
+pub enum DtError {
+    QueryFailure,
+}
+
+pub fn dt_msg_handler(vm: &mut Vm, mem_addr: u64, length: usize) -> Result<(), DtError> {
+    let msg_vec = block_read(mem_addr, length);
+    let mut bytes: Vec<u8> = Vec::new();
+    for byte in msg_vec {
+        if *byte == 0 {
+            break;
+        }
+        bytes.push(*byte)
+    }
+    let query_string = String::from_utf8(bytes).unwrap();
+    log::trace!("Query {}", query_string);
+
+    let ret = query_parse(query_string);
+    log::trace!("Query response {}", ret);
+
+    vm.registers[1] = hbvm::value::Value(ret);
+
+    Ok(())
+}
+
+fn query_parse(query_string: String) -> u64 {
+    let qt_parse_step_one = query_string.split("/");
+    let mut qt_parse_step_two: Vec<String> = Vec::new();
+    for a in qt_parse_step_one {
+        qt_parse_step_two.push(a.to_string());
+    }
+
+    let first_fragment: &str = &qt_parse_step_two[0];
+    let ret = match first_fragment {
+        "framebuffer" => framebuffer_parse(qt_parse_step_two),
+        "cpu" => cpu_parse(qt_parse_step_two),
+
+        _ => 0,
+    };
+
+    return ret;
+}
+
+fn cpu_parse(qt_parse_step_two: Vec<String>) -> u64 {
+    let second_fragment: &str = &qt_parse_step_two[1];
+    match second_fragment {
+        // "architecture" => {
+        //     return 0;
+        // }
+        _ => {
+            return 0;
+        }
+    };
+}
+
+fn framebuffer_parse(qt_parse_step_two: Vec<String>) -> u64 {
+    use crate::kmain::FB_REQ;
+    let fbs = &FB_REQ.get_response().get().unwrap().framebuffers();
+
+    let second_fragment: &str = &qt_parse_step_two[1];
+    match second_fragment {
+        "fb0" => {
+            let fb_front = &fbs[0];
+            let third_fragment: &str = &qt_parse_step_two[2];
+            let ret = match third_fragment {
+                "ptr" => {
+                    let ptr = fb_front.address.as_ptr().unwrap();
+                    ptr as usize as u64
+                }
+                "width" => fb_front.width,
+                "height" => fb_front.height,
+
+                _ => 0,
+            };
+            return ret;
+        }
+        _ => {
+            return 0;
+        }
+    };
+}

kernel/src/holeybytes/kernel_services/logging_service.rs

@@ -0,0 +1,49 @@
+use crate::holeybytes::{kernel_services::block_read, Vm};
+
+#[derive(Debug)]
+pub enum LogError {
+    InvalidLogFormat,
+}
+use log::Record;
+
+pub fn log_msg_handler(_vm: &mut Vm, mem_addr: u64, length: usize) -> Result<(), LogError> {
+    let msg_vec = block_read(mem_addr, length);
+
+    let log_level = msg_vec.last().unwrap();
+
+    let file_name = "None";
+    let line_number = 0;
+
+    match core::str::from_utf8(&msg_vec[..msg_vec.len()]) {
+        Ok(strr) => {
+            use log::Level::*;
+            let log_level = match log_level {
+                0 | 48 => Error,
+                1 | 49 => Warn,
+                2 | 50 => Info,
+                3 | 51 => Debug,
+                4 | 52 => Trace,
+                _ => {
+                    return Err(LogError::InvalidLogFormat);
+                }
+            };
+
+            log::logger().log(
+                &Record::builder()
+                    .args(format_args!("{}", strr))
+                    .level(log_level)
+                    .target("Userspace")
+                    .file(Some(file_name))
+                    .line(Some(line_number))
+                    .module_path(Some(&file_name))
+                    .build(),
+            );
+        }
+
+        Err(e) => {
+            log::error!("{:?}", e);
+        }
+    }
+
+    Ok(())
+}

kernel/src/holeybytes/kernel_services/mem_serve.rs

@@ -1,10 +1,7 @@
 use {
-    crate::holeybytes::{
-        ecah::LogError,
-        kernel_services::{block_read, mem_serve},
-        Vm,
-    },
-    alloc::alloc::alloc_zeroed,
+    crate::holeybytes::{kernel_services::block_read, Vm},
+    alloc::alloc::{alloc, dealloc},
+    core::alloc::Layout,
     log::{debug, info},
 };
 
@@ -19,13 +16,10 @@ pub enum MemoryQuotaType {
     KillQuota = 3,
 }
 
-fn alloc_page(vm: &mut Vm, mem_addr: u64, length: usize) -> Result<(), MemoryServiceError> {
-    let mut val = alloc::vec::Vec::new();
-    for _ in 0..4096 {
-        val.push(0);
-    }
-    info!("Block address: {:?}", val.as_ptr());
-    vm.registers[1] = hbvm::value::Value(val.as_ptr() as u64);
+fn alloc_page(vm: &mut Vm, _mem_addr: u64, _length: usize) -> Result<(), MemoryServiceError> {
+    let ptr = unsafe { alloc(Layout::from_size_align_unchecked(4096, 4096)) };
+    info!("Block address: {:?}", ptr);
+    vm.registers[1] = hbvm::value::Value(ptr as u64);
     vm.registers[2] = hbvm::value::Value(4096);
     Ok(())
 }
@@ -35,28 +29,39 @@ pub fn memory_msg_handler(
     mem_addr: u64,
     length: usize,
 ) -> Result<(), MemoryServiceError> {
-    let mut msg_vec = block_read(mem_addr, length);
+    let msg_vec = block_read(mem_addr, length);
     let msg_type = msg_vec[0];
-    msg_vec.remove(0);
     match msg_type {
         0 => {
-            let page_count = msg_vec[0];
-            msg_vec.remove(0);
+            let page_count = msg_vec[1];
+            let mptr_raw: [u8; 8] = msg_vec[2..10].try_into().unwrap();
+            let mptr: u64 = u64::from_le_bytes(mptr_raw);
 
-            // let mptr_raw: [u8; 8] = msg_vec[0..8].try_into().unwrap();
-            // let mptr: u64 = u64::from_le_bytes(mptr_raw);
+            log::debug!("Allocating {} pages @ {:x}", page_count, mptr);
 
-            // log::debug!("Allocating {} pages @ {}", page_count, mptr);
+            let ptr = unsafe {
+                alloc(Layout::from_size_align_unchecked(
+                    page_count as usize * 4096,
+                    4096,
+                ))
+            };
 
-            let mut val = alloc::vec::Vec::new();
-            for _ in 0..(page_count as isize * 4096) {
-                val.push(0);
-            }
-            vm.registers[1] = hbvm::value::Value(val.as_ptr() as u64);
+            vm.registers[1] = hbvm::value::Value(ptr as u64);
+            log::debug!("Kernel ptr: {:x}", ptr as u64);
         }
+
         1 => {
-            let page_count = msg_vec[0];
-            msg_vec.remove(0);
+            let page_count = msg_vec[1];
+
+            let mptr_raw: [u8; 8] = msg_vec[2..10].try_into().unwrap();
+            let mptr: u64 = u64::from_le_bytes(mptr_raw);
+            log::debug!("Deallocating {} pages @ {:x}", page_count, mptr);
+            unsafe {
+                dealloc(
+                    mptr as *mut u8,
+                    Layout::from_size_align_unchecked(page_count as usize * 4096, 4096),
+                )
+            }
         }
         2 => {
             use MemoryQuotaType::*;
@@ -67,25 +72,23 @@ pub fn memory_msg_handler(
                 3 => KillQuota,
                 _ => NoQuota,
             };
-            msg_vec.remove(0);
-            let hid_raw: [u8; 8] = msg_vec[0..8].try_into().unwrap();
+            let hid_raw: [u8; 8] = msg_vec[2..10].try_into().unwrap();
             let hid: u64 = u64::from_le_bytes(hid_raw);
-            for _ in 0..8 {
-                msg_vec.remove(0);
-            }
-
-            let pid_raw: [u8; 8] = msg_vec[0..8].try_into().unwrap();
-            let pid: u64 = u64::from_le_bytes(hid_raw);
-            for _ in 0..8 {
-                msg_vec.remove(0);
-            }
-
+            let pid_raw: [u8; 8] = msg_vec[10..18].try_into().unwrap();
+            let pid: u64 = u64::from_le_bytes(pid_raw);
             debug!(
                 "Setting HID-{:x}:PID-{:x}'s quota type to {:?}",
                 hid, pid, quota_type
             )
         }
-        _ => {}
+        3 => {
+            let page_count = msg_vec[0];
+            log::debug!(" {} pages", page_count);
+        }
+
+        _ => {
+            log::debug!("Unknown memory service message type: {}", msg_type);
+        }
     }
 
     Ok(())

kernel/src/holeybytes/kernel_services/mod.rs

@@ -1,15 +1,11 @@
-use alloc::{vec, vec::Vec};
+use core::slice;
 
+pub mod dt_msg_handler;
+pub mod logging_service;
 pub mod mem_serve;
 pub mod service_definition_service;
 
-pub fn block_read(mem_addr: u64, length: usize) -> Vec<u8> {
-    let mut msg_vec = vec![];
-
-    for x in 0..(length as isize) {
-        let xyz = mem_addr as *const u8;
-        let value = unsafe { xyz.offset(x).read() };
-        msg_vec.push(value);
-    }
-    msg_vec
+#[inline(always)]
+pub fn block_read<'a>(mem_addr: u64, length: usize) -> &'a mut [u8] {
+    unsafe { slice::from_raw_parts_mut(mem_addr as *mut _, length) }
 }

kernel/src/holeybytes/kernel_services/service_definition_service.rs

@@ -1,35 +1,45 @@
 use {
     crate::{
-        alloc::string::ToString,
         arch::hardware_random_u64,
-        holeybytes::{ecah::LogError, kernel_services::block_read, Vm},
-        ipc::{protocol, protocol::Protocol},
+        holeybytes::{kernel_services::block_read, Vm},
+        ipc::{buffer::IpcBuffer, protocol::Protocol},
+        kmain::IPC_BUFFERS,
     },
-    alloc::string::String,
     hashbrown::HashMap,
-    log::info,
+    log::{info, trace},
     spin::{lazy::Lazy, Mutex},
 };
-pub struct Services(HashMap<u64, Protocol>);
+pub struct Services<'a>(HashMap<u64, Protocol<'a>>);
 pub static SERVICES: Lazy<Mutex<Services>> = Lazy::new(|| {
     let mut dt = Services(HashMap::new());
     dt.0.insert(0, Protocol::void());
     Mutex::new(dt)
 });
-
-pub fn sds_msg_handler(vm: &mut Vm, mem_addr: u64, length: usize) -> Result<(), LogError> {
-    let mut msg_vec = block_read(mem_addr, length);
+#[derive(Debug)]
+pub enum ServiceError {
+    InvalidFormat,
+}
+pub fn sds_msg_handler(vm: &mut Vm, mem_addr: u64, length: usize) -> Result<(), ServiceError> {
+    let msg_vec = block_read(mem_addr, length);
     let sds_event_type: ServiceEventType = msg_vec[0].into();
-    msg_vec.remove(0);
+
+    // info!("Length {}", msg_vec.len());
 
     use ServiceEventType::*;
     match sds_event_type {
         CreateService => {
-            let string = String::from_utf8(msg_vec).expect("Our bytes should be valid utf8");
-            sds_create_service(string);
+            let string =
+                core::str::from_utf8(&msg_vec[1..]).expect("Our bytes should be valid utf8");
+            let ret = sds_create_service(string);
+            vm.registers[1] = hbvm::value::Value(ret as u64);
         }
         DeleteService => todo!(),
-        SearchServices => todo!(),
+        SearchServices => {
+            let string =
+                core::str::from_utf8(&msg_vec[1..]).expect("Our bytes should be valid utf8");
+            let ret = sds_search_service(string);
+            vm.registers[1] = hbvm::value::Value(ret as u64);
+        }
     }
     // let buffer_id_raw = &msg_vec[0..8];
     // let mut arr = [0u8; 8];
@@ -59,16 +69,41 @@ impl From<u8> for ServiceEventType {
             // 1 =>
             2 => Self::DeleteService,
             3 => Self::SearchServices,
+            10 => {
+                info!("TEST");
+                panic!()
+            }
             1_u8 | 4_u8..=u8::MAX => todo!(),
         }
     }
 }
 
-fn sds_create_service(protocol: String) -> u64 {
+fn sds_create_service(protocol: &'static str) -> u64 {
     let buff_id = hardware_random_u64();
     let mut services = SERVICES.lock();
-    services.0.insert(buff_id, protocol.clone().into());
-    info!("BufferID({}) => {}", buff_id, protocol);
-    let a: protocol::Protocol = protocol.into();
+    let mut buffers = IPC_BUFFERS.lock();
+
+    let protocol_ = Protocol::from(protocol);
+    let mut buff = IpcBuffer::new(false, 0);
+
+    services.0.insert(buff_id, protocol_.clone());
+    buff.protocol = protocol_;
+    buffers.insert(buff_id, buff);
+
+    trace!("BufferID({}) => {}", buff_id, protocol);
+    // let a: protocol::Protocol = protocol.into();
     buff_id
 }
+
+fn sds_search_service(protocol: &str) -> u64 {
+    let services = SERVICES.lock();
+    let compare = Protocol::from(protocol);
+    for (bid, protocol_canidate) in &services.0 {
+        trace!("BID-{bid} protocol_canidate {:?}", protocol_canidate);
+        if protocol_canidate == &compare {
+            trace!("BufferID({}) => {}", bid, protocol);
+            return *bid;
+        }
+    }
+    0
+}

kernel/src/holeybytes/mem.rs

@@ -7,7 +7,7 @@
 use hbvm::mem::Address;
 
 fn calc_start_of_page(ptr: u64) -> u64 {
-    let mut page_aligned = false;
+    let _page_aligned = false;
     if ptr % 4096 == 0 {
         // page_aligned = true;
         return ptr / 4096;
@@ -21,11 +21,11 @@ pub struct Memory {
 
 impl Memory {
     #[cfg(target_arch = "x86_64")]
-    fn read_device(addr: Address) {
-        unsafe {
+    fn read_device(_addr: Address) {
+        //unsafe {
         //
         // x86_64::instructions::port::Port::new(addr.get()).read()
-        }
+        //}
     }
 }
 
@@ -37,7 +37,6 @@ impl hbvm::mem::Memory for Memory {
         target: *mut u8,
         count: usize,
     ) -> Result<(), hbvm::mem::LoadError> {
-        use log::{error, info};
         if addr.get() % 4096 == 0 {}
         core::ptr::copy(addr.get() as *const u8, target, count);
         Ok(())
@@ -56,6 +55,6 @@ impl hbvm::mem::Memory for Memory {
 
     #[inline]
     unsafe fn prog_read<T: Copy>(&mut self, addr: Address) -> T {
-        (addr.get() as *const T).read_unaligned()
+        (addr.get() as *const T).read()
     }
 }

kernel/src/holeybytes/mod.rs

@@ -3,68 +3,62 @@ mod kernel_services;
 mod mem;
 
 use {
-    crate::{arch, ipc::buffer::IpcBuffer, kmain::IPC_BUFFERS},
-    alloc::boxed::Box,
-    core::{default, future::Future, marker::PhantomData, ptr::NonNull, task::Poll},
-    hbvm::{
-        mem::{
-            softpaging::{icache::ICache, HandlePageFault, SoftPagedMem},
-            Address, Memory,
+    alloc::alloc::{alloc, dealloc},
+    core::{
+        alloc::Layout,
+        future::Future,
+        pin::Pin,
+        task::{Context, Poll},
     },
+    hbvm::{
+        mem::{softpaging::HandlePageFault, Address},
         VmRunError, VmRunOk,
     },
-    log::{debug, error, info, trace, warn},
+    log::error,
 };
 
 const STACK_SIZE: usize = 1024 * 1024;
-const TIMER_QUOTIENT: usize = 100;
+const TIMER_QUOTIENT: usize = 1000;
 type Vm = hbvm::Vm<mem::Memory, TIMER_QUOTIENT>;
 
-pub struct ExecThread<'p> {
+pub struct ExecThread {
     vm: Vm,
     stack_bottom: *mut u8,
-    _phantom: PhantomData<&'p [u8]>,
 }
 
-unsafe impl<'p> Send for ExecThread<'p> {}
-impl<'p> ExecThread<'p> {
+unsafe impl Send for ExecThread {}
+
+impl ExecThread {
     pub fn set_arguments(&mut self, ptr: u64, length: u64) {
         self.vm.registers[1] = hbvm::value::Value(ptr);
         self.vm.registers[2] = hbvm::value::Value(length);
     }
 
-    pub unsafe fn new(program: &'p [u8], entrypoint: Address) -> Self {
-        let mut vm = unsafe {
-            Vm::new(
+    pub unsafe fn new(program: &[u8], entrypoint: Address) -> Self {
+        let mut vm = Vm::new(
             mem::Memory {},
             Address::new(program.as_ptr() as u64 + entrypoint.get()),
-            )
-        };
+        );
+
+        let stack_bottom = allocate_stack();
 
-        let stack_bottom = unsafe { allocate_stack().as_ptr() };
         vm.write_reg(254, (stack_bottom as usize + STACK_SIZE - 1) as u64);
 
-        ExecThread {
-            vm,
-            stack_bottom,
-            _phantom: Default::default(),
-        }
+        ExecThread { vm, stack_bottom }
     }
 }
 
-impl<'p> Drop for ExecThread<'p> {
+impl<'p> Drop for ExecThread {
     fn drop(&mut self) {
-        unsafe { alloc::alloc::dealloc(self.stack_bottom, stack_layout()) };
+        unsafe { dealloc(self.stack_bottom, stack_layout()) };
     }
 }
 
-impl<'p> Future for ExecThread<'p> {
+impl<'p> Future for ExecThread {
     type Output = Result<(), VmRunError>;
 
-    fn poll(
-        mut self: core::pin::Pin<&mut Self>,
-        cx: &mut core::task::Context<'_>,
-    ) -> Poll<Self::Output> {
+    #[inline(always)]
+    fn poll(mut self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<Self::Output> {
         match self.vm.run() {
             Err(err) => {
                 log::error!("HBVM Error\r\nRegister dump: {:?}", self.vm.registers,);
@@ -91,33 +85,22 @@ impl HandlePageFault for PageFaultHandler {
     fn page_fault(
         &mut self,
         reason: hbvm::mem::MemoryAccessReason,
-        pagetable: &mut hbvm::mem::softpaging::paging::PageTable,
+        _pagetable: &mut hbvm::mem::softpaging::paging::PageTable,
         vaddr: hbvm::mem::Address,
         size: hbvm::mem::softpaging::PageSize,
         dataptr: *mut u8,
-    ) -> bool
-    where
-        Self: Sized,
-    {
-        log::error!(
-            "REASON: {reason} \
-             vaddr: {vaddr} \
-             size: {size:?} \
-             Dataptr {dataptr:p}",
-        );
-
+    ) -> bool {
+        error!("REASON: {reason} vaddr: {vaddr} size: {size:?} Dataptr {dataptr:p}");
         false
     }
 }
 
-const fn stack_layout() -> core::alloc::Layout {
-    unsafe { alloc::alloc::Layout::from_size_align_unchecked(STACK_SIZE, 4096) }
+#[inline(always)]
+const fn stack_layout() -> Layout {
+    unsafe { Layout::from_size_align_unchecked(STACK_SIZE, 4096) }
 }
 
-fn allocate_stack() -> NonNull<u8> {
-    let layout = stack_layout();
-    match NonNull::new(unsafe { alloc::alloc::alloc_zeroed(layout) }) {
-        Some(ptr) => ptr,
-        None => alloc::alloc::handle_alloc_error(layout),
-    }
+#[inline(always)]
+fn allocate_stack() -> *mut u8 {
+    unsafe { alloc(stack_layout()) }
 }

kernel/src/ipc/buffer.rs

@@ -9,12 +9,12 @@ pub enum BufferTypes {
     Bound(ArrayQueue<Message>),
 }
 /// Interproccess buffer
-pub struct IpcBuffer {
-    pub protocol: Protocol,
+pub struct IpcBuffer<'a> {
+    pub protocol: Protocol<'a>,
     pub buffer:   BufferTypes,
 }
 
-impl IpcBuffer {
+impl<'a> IpcBuffer<'a> {
     pub fn new(bounded: bool, length: u64) -> Self {
         log::debug!(
             "New IPCBuffer\r
@@ -23,9 +23,8 @@ impl IpcBuffer {
             bounded,
             length
         );
-
         match (bounded, length) {
-            (false, a) => {
+            (false, ..) => {
                 let buftype = BufferTypes::Unbound(SegQueue::new());
 
                 Self {
@@ -49,25 +48,27 @@ impl IpcBuffer {
     }
     pub fn push(&mut self, msg: Message) {
         match &self.buffer {
-            BufferTypes::Unbound(buff) => buff.push(msg.clone()),
+            BufferTypes::Unbound(buff) => buff.push(msg),
             BufferTypes::Bound(buff) => {
-                let _ = buff.push(msg.clone());
+                let _ = buff.push(msg);
             }
         };
     }
-    pub fn pop(&mut self) -> Message {
+    pub fn pop(&mut self) -> Result<Message, IpcError> {
         let msg = match &self.buffer {
             BufferTypes::Unbound(buff) => buff.pop(),
             BufferTypes::Bound(buff) => buff.pop(),
         };
         match msg {
-            Some(msg) => return msg,
-            None => panic!("Recieving msg error. No messages!"),
+            Some(msg) => return Ok(msg),
+            None => return Err(IpcError::NoMessagesInBuffer),
         }
     }
 }
 /// Interprocess Communication Errors
+#[derive(Debug)]
 pub enum IpcError {
     /// An invalid message error returned to the sender
     InvalidMessage,
+    NoMessagesInBuffer,
 }

kernel/src/ipc/protocol.rs

@@ -1,20 +1,20 @@
 use {
     alloc::{string::String, vec::Vec},
     hashbrown::HashMap,
-    log::info,
 };
-
+#[derive(Debug, PartialEq, Clone)]
 pub struct Type {}
+#[derive(Debug, PartialEq, Clone)]
 pub struct Funct {
     takes: Vec<String>,
     gives: Vec<String>,
 }
-
-pub struct Protocol {
-    types: HashMap<String, Type>,
-    fns:   HashMap<String, Funct>,
+#[derive(Debug, PartialEq, Clone)]
+pub struct Protocol<'a> {
+    types: HashMap<&'a str, Type>,
+    fns:   HashMap<&'a str, Funct>,
 }
-impl Protocol {
+impl<'a> Protocol<'a> {
     pub fn void() -> Self {
         Self {
             types: HashMap::new(),
@@ -27,13 +27,12 @@ impl Protocol {
     }
 }
 
-impl From<String> for Protocol {
-    fn from(value: alloc::string::String) -> Self {
-        if value.starts_with("protocol") {
-            info!("ABC");
-        }
+impl<'a> From<&'a str> for Protocol<'a> {
+    fn from(value: &'a str) -> Self {
+        let mut hm_t = HashMap::new();
+        hm_t.insert(value, Type {});
         Self {
-            types: HashMap::new(),
+            types: hm_t,
             fns:   HashMap::new(),
         }
     }

kernel/src/kmain.rs

@@ -2,27 +2,25 @@
 
 use {
     crate::{
-        arch::{hardware_random_u64, logging::SERIAL_CONSOLE},
-        bootmodules::{build_cmd, BootModules},
-        capabilities,
+        arch::hardware_random_u64,
+        bootmodules::BootModules,
+        //bootmodules::build_cmd,
         device_tree::DeviceTree,
         holeybytes::ExecThread,
-        ipc::buffer::{self, IpcBuffer},
+        ipc::buffer::IpcBuffer,
     },
-    alloc::format,
     hashbrown::HashMap,
     hbvm::mem::Address,
     limine::{Framebuffer, FramebufferRequest, NonNullPtr},
-    log::{debug, info, trace},
+    log::{debug, error, trace},
     spin::{Lazy, Mutex},
-    xml::XMLElement,
 };
 
-pub fn kmain(cmdline: &str, boot_modules: BootModules) -> ! {
+pub fn kmain(_cmdline: &str, boot_modules: BootModules) -> ! {
     debug!("Entered kmain");
 
-    let kcmd = build_cmd("Kernel Command Line", cmdline);
-    trace!("Cmdline: {kcmd:?}");
+    // let kcmd = build_cmd("Kernel Command Line", cmdline);
+    // trace!("Cmdline: {kcmd:?}");
 
     // for (i, bm) in boot_modules.iter().enumerate() {
     //     let name = format!("module-{}", i);
@@ -38,9 +36,9 @@ pub fn kmain(cmdline: &str, boot_modules: BootModules) -> ! {
     let dt = DEVICE_TREE.lock();
 
     // TODO(Able): This line causes a deadlock
-    info!("Device Tree: {}", dt);
+    debug!("Device Tree: {}", dt);
 
-    info!("Boot complete. Moving to init_system");
+    trace!("Boot complete. Moving to init_system");
 
     // TODO: schedule the disk driver from the initramfs
     // TODO: schedule the filesystem driver from the initramfs
@@ -58,43 +56,57 @@ pub fn kmain(cmdline: &str, boot_modules: BootModules) -> ! {
 
         disp.set_attribute("width", fb1.width);
         disp.set_attribute("height", fb1.height);
-        disp.set_attribute("bits per pixel", fb1.bpp);
+        disp.set_attribute("bpp", fb1.bpp);
         disp.set_attribute("pitch", fb1.pitch);
         dt.devices.insert("Displays".to_string(), alloc::vec![disp]);
     }
-    log::info!("Graphics initialised");
-    log::info!(
+    debug!("Graphics initialised");
+    debug!(
         "Graphics front ptr {:?}",
         fb1.address.as_ptr().unwrap() as *const u8
     );
 
-    let mut executor = crate::task::Executor::default();
-    let bm_take = boot_modules.len();
+    let mut executor = crate::task::Executor::new(256);
     unsafe {
-        for module in boot_modules.into_iter().take(bm_take) {
-            let mut cmd = module.cmd;
-            if cmd.len() > 2 {
-                // Remove the quotes
-                cmd.remove(0);
-                cmd.pop();
-            }
-            let cmd_len = cmd.as_bytes().len() as u64;
+        for module in boot_modules.iter() {
+            let cmd = module.cmd.trim_matches('"');
+            let cmd_len = cmd.len() as u64;
 
             log::info!("Spawning {} with arguments \"{}\"", module.path, cmd);
 
-            executor.spawn(async move {
-                let mut thr = ExecThread::new(&module.bytes, Address::new(0));
-                if cmd_len > 0 {
-                    thr.set_arguments(cmd.as_bytes().as_ptr() as u64, cmd_len);
+            // decode AbleOS Executable format
+            let header = &module.bytes[0..46];
+            let magic_slice = &header[0..3];
+            if magic_slice != [0x15, 0x91, 0xD2] {
+                log::error!("Invalid magic number at the start of executable.");
+                continue;
             }
 
+            let executable_format_version = u32::from_le_bytes(header[3..7].try_into().unwrap());
+            let offset = if executable_format_version == 0 {
+                47
+            } else {
+                error!("Invalid executable format.");
+                continue;
+            };
+
+            let code_length = u64::from_le_bytes(header[7..15].try_into().unwrap());
+            let data_length = u64::from_le_bytes(header[15..23].try_into().unwrap());
+            let end = (code_length + data_length) as usize;
+            log::info!("{code_length} + {data_length} = {end}");
+
+            let mut thr = ExecThread::new(&module.bytes[offset..end], Address::new(0));
+            if cmd_len > 0 {
+                thr.set_arguments(cmd.as_ptr() as u64, cmd_len);
+            }
+            executor.spawn(async move {
                 if let Err(e) = thr.await {
                     log::error!("{e:?}");
                 }
-            });
+            })
         }
 
-        info!("Random number: {}", hardware_random_u64());
+        debug!("Random number: {}", hardware_random_u64());
 
         executor.run();
     };
@@ -108,8 +120,7 @@ pub static DEVICE_TREE: Lazy<Mutex<DeviceTree>> = Lazy::new(|| {
 });
 pub static FB_REQ: FramebufferRequest = FramebufferRequest::new(0);
 
-use alloc::vec::Vec;
-pub type IpcBuffers = HashMap<u64, IpcBuffer>;
+pub type IpcBuffers<'a> = HashMap<u64, IpcBuffer<'a>>;
 pub static IPC_BUFFERS: Lazy<Mutex<IpcBuffers>> = Lazy::new(|| {
     let mut bufs = HashMap::new();
     let log_buffer = IpcBuffer::new(false, 0);

kernel/src/lib.rs

@@ -1,21 +1,20 @@
 //! The ableOS kernel.
 //! 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]
 #![feature(
+    exclusive_wrapper,
+    new_uninit,
     abi_x86_interrupt,
     alloc_error_handler,
-    inline_const,
-    panic_info_message,
-    pointer_is_aligned,
     ptr_sub_ptr,
     custom_test_frameworks,
     naked_functions,
     pointer_is_aligned_to
 )]
-#![allow(dead_code)]
 #![test_runner(crate::test_runner)]
+#![cfg_attr(not(debug_assertions), allow(unused, deprecated))]
+#![allow(dead_code)]
 extern crate alloc;
 
 mod allocator;
@@ -23,6 +22,7 @@ mod arch;
 mod bootmodules;
 mod capabilities;
 mod device_tree;
+mod exe_format;
 mod handle;
 mod holeybytes;
 mod ipc;
@@ -42,6 +42,7 @@ pub const VERSION: Version = Version {
 };
 
 #[panic_handler]
+#[cfg(target_os = "none")]
 fn panic(info: &core::panic::PanicInfo) -> ! {
     arch::register_dump();
 
@@ -54,10 +55,8 @@ fn panic(info: &core::panic::PanicInfo) -> ! {
         ));
     }
 
-    if let Some(msg) = info.message() {
+    let msg = info.message();
     let _ = crate::arch::log(format_args!("{msg}\r\n"));
-    }
-
     loop {}
 }
 

kernel/src/logger.rs

@@ -1,3 +1,4 @@
+#![allow(deprecated)]
 // TODO: Add a logger api with logger levels and various outputs
 pub static TERMINAL_LOGGER: Lazy<Mutex<TermLogger>> = Lazy::new(|| Mutex::new(TermLogger::new()));
 
@@ -9,7 +10,11 @@ use {
 
 pub fn init() -> Result<(), SetLoggerError> {
     log::set_logger(&crate::logger::Logger)?;
+    if cfg!(debug_assertions) {
         log::set_max_level(log::LevelFilter::Debug);
+    } else {
+        log::set_max_level(log::LevelFilter::Info);
+    }
 
     Lazy::force(&TERMINAL_LOGGER);
 

kernel/src/memory.rs

@@ -1,7 +1,6 @@
 //! The Memory Manager
 
-use alloc::collections::VecDeque;
-use derive_more::*;
+use {alloc::collections::VecDeque, derive_more::*};
 
 pub use crate::arch::PAGE_SIZE;
 pub const MAX_ORDER: usize = 10;
@@ -44,7 +43,7 @@ pub const MAX_ORDER: usize = 10;
     Sum,
     UpperHex,
 )]
-#[display(fmt = "0x{:x}", _0)]
+#[display("0x{:x}", _0)]
 #[from(forward)]
 pub struct VirtualAddress(usize);
 
@@ -55,11 +54,11 @@ impl VirtualAddress {
     pub fn vpns(&self) -> [usize; 3] {
         [
             // [20:12]
-            (self.0 >> 12) & 0x1ff,
+            (self.0 >> 12) & 0x1FF,
             // [29:21]
-            (self.0 >> 21) & 0x1ff,
+            (self.0 >> 21) & 0x1FF,
             // [38:30]
-            (self.0 >> 30) & 0x1ff,
+            (self.0 >> 30) & 0x1FF,
         ]
     }
 
@@ -114,7 +113,7 @@ impl VirtualAddress {
     Sum,
     UpperHex,
 )]
-#[display(fmt = "0x{:x}", _0)]
+#[display("0x{:x}", _0)]
 #[from(forward)]
 pub struct PhysicalAddress(usize);
 
@@ -125,11 +124,11 @@ impl PhysicalAddress {
     pub fn ppns(&self) -> [usize; 3] {
         [
             // [20:12]
-            (self.0 >> 12) & 0x1ff,
+            (self.0 >> 12) & 0x1FF,
             // [29:21]
-            (self.0 >> 21) & 0x1ff,
+            (self.0 >> 21) & 0x1FF,
             // [55:30]
-            (self.0 >> 30) & 0x3ffffff,
+            (self.0 >> 30) & 0x3FFFFFF,
         ]
     }
 

kernel/src/task.rs

@@ -1,31 +1,20 @@
-#![allow(unused)]
-
 use {
-    alloc::{boxed::Box, collections::BTreeMap, sync::Arc, task::Wake},
+    alloc::{boxed::Box, sync::Arc},
     core::{
         future::Future,
         pin::Pin,
-        task::{Context, Poll, Waker},
+        task::{Context, Poll, RawWaker, RawWakerVTable, Waker},
     },
     crossbeam_queue::SegQueue,
-    kiam::when,
     slab::Slab,
-    spin::RwLock,
 };
 
-static SPAWN_QUEUE: RwLock<Option<SpawnQueue>> = RwLock::new(None);
-pub fn spawn(future: impl Future<Output = ()> + Send + 'static) {
-    match &*SPAWN_QUEUE.read() {
-        Some(s) => s.push(Task::new(future)),
-        None => panic!("no task executor is running"),
-    }
-}
-
 pub fn yield_now() -> impl Future<Output = ()> {
     struct YieldNow(bool);
     impl Future for YieldNow {
         type Output = ();
 
+        #[inline(always)]
         fn poll(mut self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<Self::Output> {
             if self.0 {
                 Poll::Ready(())
@@ -40,101 +29,150 @@ pub fn yield_now() -> impl Future<Output = ()> {
     YieldNow(false)
 }
 
-#[derive(Default)]
-pub struct Executor {
-    tasks:    Slab<Task>,
-    queue:    TaskQueue,
-    to_spawn: SpawnQueue,
-    wakers:   BTreeMap<TaskId, Waker>,
+pub struct Executor<F: Future<Output = ()> + Send> {
+    tasks:      Slab<Task<F>>,
+    task_queue: Arc<TaskQueue>,
 }
 
-impl Executor {
-    pub fn spawn(&mut self, future: impl Future<Output = ()> + Send + 'static) {
-        self.queue
-            .push(TaskId(self.tasks.insert(Task::new(future))));
+impl<F: Future<Output = ()> + Send> Executor<F> {
+    pub fn new(size: usize) -> Self {
+        Self {
+            tasks:      Slab::with_capacity(size),
+            task_queue: Arc::new(TaskQueue::new()),
+        }
+    }
+
+    #[inline]
+    pub fn spawn(&mut self, future: F) {
+        self.task_queue
+            .queue
+            .push(self.tasks.insert(Task::new(future)));
     }
 
     pub fn run(&mut self) {
-        {
-            let mut global_spawner = SPAWN_QUEUE.write();
-            if global_spawner.is_some() {
-                panic!("Task executor is already running");
-            }
-
-            *global_spawner = Some(Arc::clone(&self.to_spawn));
-        }
+        let mut task_batch = [0; 32];
+        let mut batch_len = 0;
 
         loop {
-            when! {
-                let Some(id) = self
-                    .to_spawn
-                    .pop()
-                    .map(|t| TaskId(self.tasks.insert(t)))
-                    .or_else(|| self.queue.pop())
-                => {
-                    let Some(task) = self.tasks.get_mut(id.0) else {
-                        panic!("Attempted to get task from empty slot: {}", id.0);
-                    };
+            self.task_queue.batch_pop(&mut task_batch, &mut batch_len);
 
-                    let mut cx = Context::from_waker(self.wakers.entry(id).or_insert_with(|| {
-                        Waker::from(Arc::new(TaskWaker {
-                            id,
-                            queue: Arc::clone(&self.queue),
-                        }))
-                    }));
-
-                    match task.poll(&mut cx) {
-                        Poll::Ready(()) => {
-                            self.tasks.remove(id.0);
-                            self.wakers.remove(&id);
-                        }
-                        Poll::Pending => (),
-                    }
-                },
-                self.tasks.is_empty() => break,
-                _ => (),
+            if batch_len == 0 {
+                if self.task_queue.is_empty() {
+                    break;
+                } else {
+                    continue;
                 }
             }
 
-        *SPAWN_QUEUE.write() = None;
+            for &id in &task_batch[..batch_len] {
+                if let Some(task) = self.tasks.get_mut(id) {
+                    let waker = task
+                        .waker
+                        .get_or_insert_with(|| TaskWaker::new(id, Arc::clone(&self.task_queue)));
+
+                    let waker = unsafe { Waker::from_raw(TaskWaker::into_raw_waker(waker)) };
+                    let mut cx = Context::from_waker(&waker);
+
+                    if let Poll::Ready(()) = task.poll(&mut cx) {
+                        self.tasks.remove(id);
+                        self.task_queue.free_tasks.push(id);
+                    }
+                }
+            }
+        }
     }
 }
 
-struct Task {
-    future: Pin<Box<dyn Future<Output = ()> + Send>>,
+struct Task<F: Future<Output = ()> + Send> {
+    future: Pin<Box<F>>,
+    waker:  Option<TaskWaker>,
 }
 
-impl Task {
-    pub fn new(future: impl Future<Output = ()> + Send + 'static) -> Self {
-        log::trace!("New task scheduled");
+impl<F: Future<Output = ()> + Send> Task<F> {
+    #[inline(always)]
+    pub fn new(future: F) -> Self {
         Self {
             future: Box::pin(future),
+            waker:  None,
         }
     }
 
+    #[inline(always)]
     fn poll(&mut self, cx: &mut Context) -> Poll<()> {
         self.future.as_mut().poll(cx)
     }
 }
 
-#[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord)]
-struct TaskId(usize);
-
-type TaskQueue = Arc<SegQueue<TaskId>>;
-type SpawnQueue = Arc<SegQueue<Task>>;
-
 struct TaskWaker {
-    id:    TaskId,
-    queue: TaskQueue,
+    id: usize,
+    task_queue: Arc<TaskQueue>,
 }
 
-impl Wake for TaskWaker {
-    fn wake(self: Arc<Self>) {
-        log::trace!("Woke Task-{:?}", self.id);
-        self.wake_by_ref();
+impl TaskWaker {
+    #[inline(always)]
+    fn new(id: usize, task_queue: Arc<TaskQueue>) -> Self {
+        Self { id, task_queue }
     }
 
-    fn wake_by_ref(self: &Arc<Self>) {
-        self.queue.push(self.id);
+    #[inline(always)]
+    fn wake(&self) {
+        self.task_queue.queue.push(self.id);
+    }
+
+    fn into_raw_waker(waker: &TaskWaker) -> RawWaker {
+        let ptr = waker as *const TaskWaker;
+        RawWaker::new(ptr.cast(), &VTABLE)
+    }
+}
+
+const VTABLE: RawWakerVTable = RawWakerVTable::new(clone_raw, wake_raw, wake_by_ref_raw, drop_raw);
+
+unsafe fn clone_raw(ptr: *const ()) -> RawWaker {
+    let waker = &*(ptr as *const TaskWaker);
+    TaskWaker::into_raw_waker(waker)
+}
+
+unsafe fn wake_raw(ptr: *const ()) {
+    let waker = &*(ptr as *const TaskWaker);
+    waker.wake();
+}
+
+unsafe fn wake_by_ref_raw(ptr: *const ()) {
+    let waker = &*(ptr as *const TaskWaker);
+    waker.wake();
+}
+
+unsafe fn drop_raw(_: *const ()) {}
+
+struct TaskQueue {
+    queue:      SegQueue<usize>,
+    next_task:  usize,
+    free_tasks: SegQueue<usize>,
+}
+
+impl TaskQueue {
+    fn new() -> Self {
+        Self {
+            queue:      SegQueue::new(),
+            next_task:  0,
+            free_tasks: SegQueue::new(),
+        }
+    }
+
+    #[inline(always)]
+    fn batch_pop(&self, output: &mut [usize], len: &mut usize) {
+        *len = 0;
+        while let Some(id) = self.queue.pop() {
+            output[*len] = id;
+            *len += 1;
+            if *len == output.len() {
+                break;
+            }
+        }
+    }
+
+    #[inline(always)]
+    fn is_empty(&self) -> bool {
+        self.queue.is_empty()
     }
 }

repbuild/Cargo.toml

@@ -4,15 +4,26 @@ version = "0.2.0"
 edition = "2021"
 
 [dependencies]
-str-reader = "0.1.2"
-derive_more = "0.99"
-error-stack = "0.4"
+str-reader = "0.1"
+derive_more = { version = "1", default-features = false, features = [
+  "add",
+  "add_assign",
+  "constructor",
+  "display",
+  "from",
+  "into",
+  "mul",
+  "mul_assign",
+  "not",
+  "sum",
+] }
+error-stack = "0.5"
 fatfs = "0.3"
-toml = "0.5.2"
+toml = "0.8"
 # hbasm.git = "https://git.ablecorp.us/AbleOS/holey-bytes.git"
 hblang.git = "https://git.ablecorp.us/AbleOS/holey-bytes.git"
 
 [dependencies.reqwest]
-version = "0.11"
+version = "0.12"
 default-features = false
 features = ["rustls-tls", "blocking"]

repbuild/src/dev.rs

@@ -1,10 +1,12 @@
+#![allow(unused)]
 use std::{
+    fmt::format,
     fs::{read_to_string, File},
     io::{BufWriter, Write},
     process::exit,
 };
 
-use error_stack::Report;
+use {error_stack::Report, hblang::Options};
 
 use crate::Error;
 pub struct Package {
@@ -63,38 +65,38 @@ impl Package {
     }
     pub fn build(&self) {
         if self.binaries.contains(&"hblang".to_string()) {
-            let file_order = self.build_cmd.split_ascii_whitespace();
-            let mut files = vec![];
-            for (count, file) in file_order.enumerate() {
-                if count != 0 {
-                    println!("{}", file);
-                    files.push(file);
-                }
-            }
-            let mut bundle = vec![];
-            for file in files {
-                let contents = read_to_string(file).unwrap();
-                bundle.push((file, contents));
-            }
+            let file = self.build_cmd.split_ascii_whitespace().last().unwrap();
+
+            let path = format!("sysdata/programs/{}/{}", self.name, file);
+            let mut bytes = Vec::new();
+            // compile here
+
+            let _ = hblang::run_compiler(
+                &path,
+                Options {
+                    fmt: true,
+                    ..Default::default()
+                },
+                &mut bytes,
+            );
+            let _ = hblang::run_compiler(&path, Default::default(), &mut bytes);
 
-            use hblang::{codegen, parser};
-            let mut codegen = codegen::Codegen::default();
-            for (path, content) in bundle.iter() {
-                println!("A");
-                codegen.files = vec![parser::Ast::new(&path, &content, &parser::no_loader)];
-                codegen.generate();
-            }
-            let mut buf = BufWriter::new(Vec::new());
-            codegen.dump(&mut buf);
-            let bytes = buf.into_inner().unwrap();
             match std::fs::create_dir("target/programs") {
                 Ok(_) => (),
                 Err(e) if e.kind() == std::io::ErrorKind::AlreadyExists => (),
-                Err(e) => panic!(),
+                Err(e) => panic!("{}", e),
             }
-            let path = format!("target/test-programs/{}.hbf", self.name);
-            let mut file = File::create(path).unwrap();
-            file.write_all(&bytes).unwrap();
+            std::fs::write(format!("target/programs/{}.hbf", self.name), &bytes).unwrap();
+            bytes.clear();
+            let _ = hblang::run_compiler(
+                &path,
+                Options {
+                    dump_asm: true,
+                    ..Default::default()
+                },
+                &mut bytes,
+            );
+            std::fs::write(format!("target/programs/{}.hba", self.name), &bytes).unwrap();
         }
     }
 }

repbuild/src/main.rs

@@ -1,3 +1,5 @@
+// #![allow(unused)]
+
 mod dev;
 
 use {
@@ -6,7 +8,7 @@ use {
     error_stack::{bail, report, Context, Report, Result, ResultExt},
     fatfs::{FileSystem, FormatVolumeOptions, FsOptions, ReadWriteSeek},
     std::{
-        fmt::Display,
+        // fmt::Display,
         fs::{self, File},
         io::{self, Write},
         path::Path,
@@ -19,21 +21,16 @@ fn main() -> Result<(), Error> {
     let mut args = std::env::args();
     args.next();
 
-    // let disk_meta = fs::metadata("target/disk.img").unwrap();
-    // let config_meta = fs::metadata("system.toml").unwrap();
-
-    // if disk_meta.modified().unwrap() < config_meta.modified().unwrap() {
-    //     // TODO: work on adding in system.toml support
-    //     // TODO: rebuild the disk
-    // }
-
     match args.next().as_deref() {
         Some("build" | "b") => {
             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" {
@@ -43,15 +40,17 @@ fn main() -> Result<(), Error> {
                 }
             }
 
-            assemble()?;
-            build(release, target).change_context(Error::Build)
+            build(release, target, debuginfo).change_context(Error::Build)
         }
         Some("run" | "r") => {
             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" {
@@ -61,8 +60,7 @@ fn main() -> Result<(), Error> {
                 }
             }
 
-            assemble()?;
-            build(release, target)?;
+            build(release, target, debuginfo)?;
             run(release, target)
         }
         Some("help" | "h") => {
@@ -82,49 +80,6 @@ fn main() -> Result<(), Error> {
     }
 }
 
-fn assemble() -> Result<(), Error> {
-    match std::fs::create_dir("target/test-programs") {
-        Ok(_) => (),
-        Err(e) if e.kind() == std::io::ErrorKind::AlreadyExists => (),
-        Err(e) => return Err(Report::new(e).change_context(Error::Io)),
-    }
-
-    for entry in std::fs::read_dir("sysdata/test-programs")
-        .map_err(Report::from)
-        .change_context(Error::Io)?
-    {
-        let entry = entry.map_err(Report::from).change_context(Error::Io)?;
-        if !entry
-            .file_type()
-            .map_err(Report::from)
-            .change_context(Error::Io)?
-            .is_file()
-        {
-            continue;
-        }
-
-        let name = entry.file_name();
-        let name = name.to_string_lossy();
-        let name = name.trim_end_matches(".rhai");
-
-        let mut out = File::options()
-            .write(true)
-            .create(true)
-            .open(Path::new("target/test-programs").join(format!("{name}.hbf")))
-            .map_err(Report::from)
-            .change_context(Error::Io)?;
-
-        out.set_len(0)
-            .map_err(Report::from)
-            .change_context(Error::Io)?;
-
-        // hbasm::assembler(&mut out, |engine| engine.run_file(entry.path()))
-        //     .map_err(|e| report!(Error::Assembler).attach_printable(e.to_string()))?;
-    }
-
-    Ok(())
-}
-
 fn get_path_without_boot_prefix(val: &Value) -> Option<&str> {
     val.as_str()?.split("boot:///").last()
 }
@@ -240,8 +195,8 @@ TERM_BACKDROP={}
         let modules = value.get_mut("modules").unwrap().as_table_mut().unwrap();
         // let mut real_modules = modules.clone();
 
-        modules.into_iter().for_each(|(key, value)| {
-            if value.is_table() && key == "tests" {
+        modules.into_iter().for_each(|(_, value)| {
+            if value.is_table() {
                 let path = get_path_without_boot_prefix(
                     value.get("path").expect("You must have `path` as a value"),
                 )
@@ -280,7 +235,7 @@ TERM_BACKDROP={}
                         .expect("You must have a `path` as a value"),
                 )
                 .unwrap();
-                let fpath = format!("target/test-programs/{}", path);
+                let fpath = format!("target/programs/{}", path);
                 copy_file_to_img(&fpath, &fs);
             }
         });
@@ -289,7 +244,7 @@ TERM_BACKDROP={}
     let bootdir = fs.root_dir().create_dir("efi")?.create_dir("boot")?;
 
     let mut f = fs.root_dir().create_file("limine.cfg")?;
-    let a = f.write(limine_str.as_bytes())?;
+    let _ = f.write(limine_str.as_bytes())?;
     drop(f);
 
     io::copy(
@@ -312,6 +267,7 @@ TERM_BACKDROP={}
 
 fn copy_file_to_img(fpath: &str, fs: &FileSystem<File>) {
     let path = Path::new(fpath);
+    // println!("{path:?}");
     io::copy(
         &mut File::open(path).expect(&format!("Could not open file {fpath}")),
         &mut fs
@@ -322,7 +278,7 @@ fn copy_file_to_img(fpath: &str, fs: &FileSystem<File>) {
     .expect("Copy failed");
 }
 
-fn build(release: bool, target: Target) -> 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");
@@ -330,6 +286,9 @@ fn build(release: bool, target: Target) -> Result<(), Error> {
     if release {
         com.arg("-r");
     }
+    if debuginfo {
+        com.env("RUSTFLAGS", "-Cdebug-assertions=true");
+    }
 
     if target == Target::Riscv64Virt {
         com.args(["--target", "targets/riscv64-virt-ableos.json"]);
@@ -386,10 +345,12 @@ fn run(release: bool, target: Target) -> Result<(), Error> {
             com.args([
                 "-bios", &ovmf_path.change_context(Error::OvmfFetch)?,
                 "-drive", "file=target/disk.img,format=raw",
-                "-m", "4G",
-                "-smp", "cores=4",
-                // "-enable-kvm",
-                "-cpu", "Broadwell-v4"
+                "-device", "vmware-svga",
+                "-m", "2G",
+                "-smp", "1",
+                "-machine", "accel=kvm",
+                "-cpu", "host",
+                "-device", "isa-debug-exit,iobase=0xf4,iosize=0x04",
             ]);
         }
         Target::Riscv64Virt => {
@@ -410,7 +371,7 @@ fn run(release: bool, target: Target) -> Result<(), Error> {
             #[rustfmt::skip]
             com.args([
                 "-M", "virt",
-                "-cpu", "cortex-a72",
+                "-cpu", "neoverse-n2",
                 "-device", "ramfb",
                 "-device", "qemu-xhci",
                 "-device", "usb-kbd",
@@ -469,11 +430,11 @@ fn fetch_ovmf(target: Target) -> Result<String, OvmfFetchError> {
 
 #[derive(Debug, Display)]
 enum OvmfFetchError {
-    #[display(fmt = "Failed to fetch OVMF package")]
+    #[display("Failed to fetch OVMF package")]
     Fetch,
-    #[display(fmt = "No OVMF package available")]
+    #[display("No OVMF package available")]
     Empty,
-    #[display(fmt = "IO Error")]
+    #[display("IO Error")]
     Io,
 }
 
@@ -486,26 +447,28 @@ enum Target {
     Aarch64,
 }
 
+#[allow(unused)]
 #[derive(Debug, Display)]
 enum Error {
-    #[display(fmt = "Failed to build the kernel")]
+    #[display("Failed to build the kernel")]
     Build,
-    #[display(fmt = "Missing or invalid subcommand (available: build, run)")]
+    #[display("Missing or invalid subcommand (available: build, run)")]
     InvalidSubCom,
-    #[display(fmt = "IO Error")]
+    #[display("IO Error")]
     Io,
-    #[display(fmt = "Failed to spawn a process")]
+    #[display("Failed to spawn a process")]
     ProcessSpawn,
-    #[display(fmt = "Failed to fetch UEFI firmware")]
+    #[display("Failed to fetch UEFI firmware")]
     OvmfFetch,
-    #[display(fmt = "Failed to assemble Holey Bytes code")]
+    #[display("Failed to assemble Holey Bytes code")]
     Assembler,
-    #[display(fmt = "QEMU Error: {}", "fmt_qemu_err(*_0)")]
+    #[display("QEMU Error: {}", "fmt_qemu_err(*_0)")]
     Qemu(Option<i32>),
 }
 
 impl Context for Error {}
 
+#[allow(dead_code)]
 fn fmt_qemu_err(e: Option<i32>) -> impl Display {
     struct W(Option<i32>);
     impl Display for W {

rust-toolchain.toml

@@ -1,3 +1,3 @@
 [toolchain]
-channel = "nightly-2024-05-17"
-components = ["rust-src", "llvm-tools"]
+channel = "nightly-2024-07-27"
+components = ["rust-src", "llvm-tools", "rust-analyzer"]

shell.nix

@@ -1,41 +0,0 @@
-{ pkgs ? import <nixpkgs> { } }:
-pkgs.mkShell rec {
-  buildInputs = with pkgs; [
-    clang
-    llvmPackages.bintools
-    rustup
-    qemu_full
-    # OMVFFull
-    # OMVF
-  ];
-  extraCmds = '''';
-  RUSTC_VERSION = pkgs.lib.readFile ./rust-toolchain.toml;
-  # https://github.com/rust-lang/rust-bindgen#environment-variables
-  LIBCLANG_PATH =
-    pkgs.lib.makeLibraryPath [ pkgs.llvmPackages_latest.libclang.lib ];
-  shellHook = ''
-    export REPBUILD_QEMU_FIRMWARE_PATH=${pkgs.OVMF.fd}/FV/OVMF.fd
-
-    export PATH=$PATH:''${CARGO_HOME:-~/.cargo}/bin
-    export PATH=$PATH:''${RUSTUP_HOME:-~/.rustup}/toolchains/$RUSTC_VERSION-x86_64-unknown-linux-gnu/bin/
-  '';
-  # Add precompiled library to rustc search path
-  RUSTFLAGS = (builtins.map (a: "-L ${a}/lib") [
-    # add libraries here (e.g. pkgs.libvmi)
-  ]);
-  # Add glibc, clang, glib and other headers to bindgen search path
-  BINDGEN_EXTRA_CLANG_ARGS =
-    # Includes with normal include path
-    (builtins.map (a: ''-I"${a}/include"'') [
-      # add dev libraries here (e.g. pkgs.libvmi.dev)
-      pkgs.glibc.dev
-    ])
-    # Includes with special directory paths
-    ++ [
-      ''
-        -I"${pkgs.llvmPackages_latest.libclang.lib}/lib/clang/${pkgs.llvmPackages_latest.libclang.version}/include"''
-      ''-I"${pkgs.glib.dev}/include/glib-2.0"''
-      "-I${pkgs.glib.out}/lib/glib-2.0/include/"
-    ];
-
-}

sysdata/idl/log/README.md

@@ -0,0 +1 @@
+# abc

sysdata/idl/log/src/protocol.aidl

@@ -0,0 +1,24 @@
+@auto_increment
+enum LogLevel {
+    Error = 0,
+    Warn,
+    Info,
+    Debug,
+    Trace,
+}
+
+@auto_increment
+enum LogResult {
+    Err = 0,
+    Ok,
+}
+
+struct Log {
+    log_level: LogLevel,
+}
+
+@visibility(public)
+protocol Log {
+    fn log(Log) -> LogResult;
+    fn flush() -> LogResult;
+}

sysdata/libraries/dt_api/README.md

@@ -0,0 +1 @@
+# dt_api

sysdata/libraries/dt_api/src/lib.hb

@@ -0,0 +1,8 @@
+stn := @use("../../stn/src/lib.hb");
+.{string, memory, buffer} := stn
+
+dt_get := fn(query: ^u8): int {
+	message_length := string.length(query)
+
+	return @eca(3, 5, query, message_length)
+}

sysdata/libraries/horizon_api/README.md

@@ -0,0 +1,3 @@
+# Horizon
+Horizon is the windowing system for ableOS.
+This is the API library to handle it nicely.

sysdata/libraries/horizon_api/src/lib.hb

@@ -0,0 +1,25 @@
+stn := @use("../../stn/src/lib.hb");
+.{string, memory, buffer} := stn
+
+input := @use("../../intouch/src/lib.hb")
+
+WindowID := struct {
+	host_id: int,
+	window_id: int,
+}
+
+create_window := fn(channel: int): void {
+	// get the horizon buffer
+	// request a new window and provide the callback buffer
+	// wait to recieve a message
+
+	windowing_system_buffer := buffer.search("XHorizon\0")
+
+	if windowing_system_buffer == 0 {
+		return
+	} else {
+		msg := "\{01}\0"
+		msg_length := 2
+		return @eca(3, windowing_system_buffer, msg, msg_length)
+	}
+}

sysdata/libraries/ignim/README.md

@@ -0,0 +1,2 @@
+# Ignim
+Ignim is the ableOS vulkan interface library.

sysdata/libraries/ignim/src/application.hb

@@ -0,0 +1,21 @@
+structures := @use("structures.hb")
+version := @use("version.hb")
+
+// Refer to here https://registry.khronos.org/vulkan/specs/1.3-extensions/man/html/VkApplicationInfo.html
+ApplicationInfo := struct {
+	sType: int,
+	pNext: ^int,
+	application_name: ^u8,
+	application_version: int,
+	engine_name: int,
+	engine_version: int,
+	api_version: int,
+}
+
+new_application_info := fn(app_name: ^u8, app_version: int, engine_name: ^u8, engine_version: int, api_version: int): ApplicationInfo {
+	app_info_type := structures.ApplicationInfoType
+
+	app_info := ApplicationInfo.(app_info_type, 0, app_name, app_version, engine_name, engine_version, api_version)
+
+	return app_info
+}

sysdata/libraries/ignim/src/errors.hb

@@ -0,0 +1,14 @@
+OutOfHostMemory := -1
+OutOfDeviceMemory := -2
+InitializationFailed := -3
+DeviceLost := -4
+MemoryMapFailed := -5
+
+LayerNotPresent := -6
+ExtensionNotPresent := -7
+FeatureNotPresent := -8
+IncompatibleDriver := -9
+TooManyObjects := -10
+FormatNotSupported := -11
+FragmentedPool := -12
+Unknown := -13

sysdata/libraries/ignim/src/extends.hb

@@ -0,0 +1,10 @@
+Extent3D := struct {
+	width: int,
+	height: int,
+	depth: int,
+}
+
+Extent2D := struct {
+	width: int,
+	height: int,
+}

sysdata/libraries/ignim/src/instance.hb

@@ -0,0 +1,35 @@
+application := @use("application.hb");
+.{ApplicationInfo} := application
+
+structures := @use("structures.hb")
+errors := @use("errors.hb")
+
+// https://registry.khronos.org/vulkan/specs/1.3-extensions/man/html/VkInstanceCreateInfo.html
+InstanceCreateInfo := struct {
+	sType: int,
+	pNext: int,
+	flags: int,
+	application_info: ^ApplicationInfo,
+	enabled_layer_count: int,
+	ppEnabledLayerNames: int,
+	enabled_extension_count: int,
+	ppEnabledExtensionNames: int,
+}
+
+new_create_info := fn(application_info: ^ApplicationInfo): InstanceCreateInfo {
+	create_info_type := structures.InstanceCreateInfoType
+	enabled_layer_count := 0
+
+	create_info := InstanceCreateInfo.(create_info_type, 0, 0, application_info, enabled_layer_count, 0, 0, 0)
+	return create_info
+}
+
+// TODO
+Instance := struct {inner: int}
+void_instance := fn(): Instance {
+	return Instance.(0)
+}
+
+create_instance := fn(create_info: ^InstanceCreateInfo, allocator_callback: int, new_obj: ^Instance): int {
+	return errors.IncompatibleDriver
+}

sysdata/libraries/ignim/src/lib.hb

@@ -0,0 +1,17 @@
+application := @use("application.hb")
+
+results := @use("results.hb")
+errors := @use("errors.hb")
+
+offsets := @use("offset.hb")
+extends := @use("extends.hb")
+
+rect := @use("rect.hb")
+structures := @use("structures.hb")
+instance := @use("instance.hb")
+
+version := @use("version.hb")
+
+init_vulkan := fn(): int {
+	return errors.IncompatibleDriver
+}

sysdata/libraries/ignim/src/offset.hb

@@ -0,0 +1,10 @@
+Offset3D := struct {
+	x: int,
+	y: int,
+	z: int,
+}
+
+Offset2D := struct {
+	x: int,
+	y: int,
+}

sysdata/libraries/ignim/src/rect.hb

@@ -0,0 +1,7 @@
+offsets := @use("offset.hb")
+extends := @use("extends.hb")
+
+Rect2D := struct {
+	offset: offsets.Offset2D,
+	extent: extends.Extent2D,
+}

sysdata/libraries/ignim/src/results.hb

@@ -0,0 +1,7 @@
+// NonErrors
+Success := 0
+NotReady := 1
+Timeout := 2
+EventSet := 3
+EventReset := 4
+Incomplete := 5

sysdata/libraries/ignim/src/structures.hb

@@ -0,0 +1,61 @@
+ApplicationInfoType := 0
+InstanceCreateInfoType := 1
+DeviceQueueCreateInfo := 2
+DeviceCreateInfo := 3
+SubmitInfo := 4
+MemoryAllocateInfo := 5
+MappedMemoryRange := 6
+BindSparseInfo := 7
+
+FenceCreateInfo := 8
+SemaphoreCreateInfo := 9
+EventCreateInfo := 10
+QueryPoolCreateInfo := 11
+
+BufferCreateInfo := 12
+BufferViewCreateInfo := 13
+
+ImageCreateInfo := 14
+ImageViewCreateInfo := 15
+
+ShaderModuleCreateInfo := 16
+
+PipelineCacheCreateInfo := 17
+PipelineShaderStageCreateInfo := 18
+PipelineVertexInputStateCreateInfo := 19
+PipelineInputAssemblyStateCreateInfo := 20
+PipelineTessellationStateCreateInfo := 21
+PipelineViewportStateCreateInfo := 22
+PipelineRasterizationStateCreateInfo := 23
+PipelineMultisampleStateCreateInfo := 24
+PipelineDepthStencilStateCreateInfo := 25
+PipelineColorBlendStateCreateInfo := 26
+PipelineDynamicStateCreateInfo := 27
+
+GraphicsPipelineCreateInfo := 28
+ComputePipelineCreateInfo := 29
+PipelineLayoutCreateInfo := 30
+SamplerCreateInfo := 31
+
+DescriptorSetLayoutCreateInfo := 32
+DescriptorPoolCreateInfo := 33
+
+DescriptorSetAllocateInfo := 34
+WriteDescriptorSet := 35
+CopyDescriptorSet := 36
+FramebufferCreateInfo := 37
+
+RenderPassCreateInfo := 38
+CommandPoolCreateInfo := 39
+
+CommandBufferAllocateInfo := 40
+CommandBufferInheritanceInfo := 41
+CommandBufferBeginInfo := 42
+
+RenderPassBeginInfo := 43
+BufferMemoryBarrier := 44
+ImageMemoryBarrier := 45
+MemoryBarrier := 46
+
+LoaderInstanceCreateInfo := 47
+LoaderDeviceCreateInfo := 48

sysdata/libraries/ignim/src/version.hb

@@ -0,0 +1,9 @@
+ApiVersion1_0 := make_api_version(0, 1, 0, 0)
+
+make_version := fn(major: int, minor: int, patch: int): int {
+	return major << 22 | minor << 12 | patch
+}
+
+make_api_version := fn(variant: int, major: int, minor: int, patch: int): int {
+	return variant << 29 | major << 22 | minor << 12 | patch
+}

sysdata/libraries/intouch/README.md

@@ -0,0 +1,20 @@
+# intouch
+This library is exclusively focused on allowing your to get input regardless of which devices you have.
+
+Partially modeled after SDL.
+
+Current goals include
+- Interfaces
+    - PS/2
+- Device Types
+    - Keyboard
+    - Mouse
+
+Longer Term goals 
+- Interfaces
+    - USB
+    - USB-HID
+- Device Types
+    - Gamepads/controllers
+    - Drawing Tablets
+    - Microphones

sysdata/libraries/intouch/key_maps/ps2.map

@@ -0,0 +1,2 @@
+0x0D -> press Tab
+0xF0 0x0D -> release Tab

sysdata/libraries/intouch/src/keycodes.hb

@@ -0,0 +1,67 @@
+KeyCode := u32
+
+// https://www.libsdl.org/release/SDL-1.2.15/include/SDL_keysym.h
+Backspace := KeyCode.(8)
+Tab := KeyCode.(9)
+Clear := KeyCode.(12)
+Return := KeyCode.(13)
+Pause := KeyCode.(19)
+Escape := KeyCode.(27)
+Space := KeyCode.(32)
+
+A := KeyCode.(97)
+/*
+ETC
+*/
+Z := KeyCode.(122)
+
+Delete := KeyCode.(127)
+
+/*
+ETC
+*/
+
+KeypadNumber0 := KeyCode.(256)
+KeypadNumber1 := KeyCode.(257)
+KeypadNumber2 := KeyCode.(258)
+KeypadNumber3 := KeyCode.(259)
+KeypadNumber4 := KeyCode.(260)
+KeypadNumber5 := KeyCode.(261)
+KeypadNumber6 := KeyCode.(262)
+KeypadNumber7 := KeyCode.(263)
+KeypadNumber8 := KeyCode.(264)
+KeypadNumber9 := KeyCode.(265)
+
+KeypadPeriod := KeyCode.(266)
+KeypadDivide := KeyCode.(267)
+KeypadMultiply := KeyCode.(268)
+KeypadMinus := KeyCode.(269)
+KeypadPlus := KeyCode.(270)
+KeypadEnter := KeyCode.(271)
+KeypadEquals := KeyCode.(272)
+
+NumLock := KeyCode.(300)
+CapsLock := KeyCode.(301)
+ScrollLock := KeyCode.(302)
+
+RightShift := KeyCode.(303)
+LeftShift := KeyCode.(304)
+
+RightControl := KeyCode.(305)
+LeftControl := KeyCode.(306)
+RightAlt := KeyCode.(307)
+LeftAlt := KeyCode.(308)
+RightMeta := KeyCode.(309)
+LeftMeta := KeyCode.(310)
+
+/* Left "Windows" key */
+LeftSuper := KeyCode.(311)
+
+/* Right "Windows" key */
+RightSuper := KeyCode.(312)
+
+/* "Alt Gr" key */
+Mode := KeyCode.(313)
+
+/* Multi-key compose key */
+Compose := KeyCode.(314)

sysdata/libraries/intouch/src/lib.hb

@@ -0,0 +1,22 @@
+keycodes := @use("keycodes.hb");
+.{KeyCode} := keycodes
+
+MouseEvent := struct {
+	x_change: u8,
+	y_change: u8,
+	left: u8,
+	middle: u8,
+	right: u8,
+}
+
+KeyEvent := struct {
+	// 0 if down
+	// 1 if up
+	up: u8,
+	// 0 if not just triggered
+	// 1 if just triggered
+	just_triggered: u8,
+	key: KeyCode,
+}
+
+GamepadEvent := struct {}

sysdata/libraries/pci/README.md

@@ -0,0 +1 @@
+# pci

sysdata/libraries/pci/src/lib.hb

@@ -0,0 +1,93 @@
+.{string, memory, buffer, log} := @use("../../stn/src/lib.hb")
+
+PCIAddress := struct {
+	bus: u8,
+	device: u8,
+	function: u8,
+}
+
+PCI_ID := struct {
+	vendor: u16,
+	device: u16,
+	inner: int,
+}
+
+get_ids := fn(bus: u8, device: u8, function: u8): PCI_ID {
+	res := config_read32(bus, device, function, 0)
+	dev_id := res >> 16
+	dev_id &= 0xFFFF
+
+	vnd_id := res & 0xFFFF
+	return PCI_ID.(dev_id, vnd_id, 0)
+}
+
+PciDeviceInfo := struct {
+	header_type: u8,
+	device: u8,
+	bus: u8,
+	device_id: PCI_ID,
+	class: u16,
+	rev_id: u8,
+}
+
+calculate_address := fn(bus: u8, device: u8, function: u8, offset: u8): int {
+	address := bus << 16
+	address |= device << 11
+	address |= function << 8
+	address |= offset & 0xFC
+	address |= 0x80000000
+	return address
+}
+
+get_header_type := fn(bus: u8, device: u8, function: u8): u8 {
+	res := config_read32(bus, device, function, 0xC)
+	ret := res >> 16
+	ret &= 0xFF
+
+	return ret
+}
+
+check_device := fn(bus: u8, device: u8): PciDeviceInfo {
+	pci_id := get_ids(bus, device, 0)
+
+	if pci_id.vendor == 0xFFFF {
+		log.warn(":|\0")
+	} else {
+		log.info(":)\0")
+	}
+	address := calculate_address(bus, device, 0, 0x8)
+	reg2 := config_read32(bus, device, 0, 0x8)
+
+	class := reg2 >> 16 & 0xFFFF
+
+	header_type := get_header_type(bus, device, 0)
+
+	rev_id := reg2 & 0xFF
+	return PciDeviceInfo.(header_type, device, bus, pci_id, class, rev_id)
+}
+
+find_device := fn(vendor_id: int, device_id: int, pci_address: PCIAddress): PCI_ID {
+	pci_id := get_ids(0, 2, 0)
+
+	return pci_id
+}
+
+scan_bus := fn(): void {
+}
+
+config_read32 := fn(bus: u32, device: u32, func: u32, offset: u32): u32 {
+	// construct address param
+	offset_and := offset & 0xFC
+
+	address := bus << 16
+	address |= device << 11
+	address |= func << 8
+	address |= offset_and
+	address |= 0x80000000
+
+	// write address
+	memory.outl(0xCF8, address)
+
+	// read data
+	return memory.inl(0xCFC)
+}

sysdata/libraries/render/README.md

@@ -0,0 +1,9 @@
+Rendering interface for SVGA and Software renderers
+
+# TODO:
+
+- SVGA Driver
+  - needs pci driver
+  - needs init (requiring program)
+- Double Buffer mode for Software renderer
+  - needs init (requiring program)

sysdata/libraries/render/src/lib.hb

@@ -0,0 +1,47 @@
+svga := @use("svga.hb")
+software := @use("software.hb")
+
+// default mode
+mode := software
+
+init := mode.init
+doublebuffer := mode.doublebuffer
+
+// Colours
+Color := mode.Color
+white := mode.white
+black := mode.black
+gray := mode.gray
+red := mode.red
+green := mode.green
+yellow := mode.yellow
+blue := mode.blue
+magenta := mode.magenta
+cyan := mode.cyan
+light_gray := mode.light_gray
+light_red := mode.light_red
+light_green := mode.light_green
+light_yellow := mode.light_yellow
+light_blue := mode.light_blue
+light_magenta := mode.light_magenta
+light_cyan := mode.light_cyan
+
+// Drawing
+put_pixel := mode.put_pixel
+put_rect := mode.put_rect
+put_filled_rect := mode.put_filled_rect
+put_line := mode.put_line
+clear := mode.clear
+
+// Display
+width := mode.width
+height := mode.height
+dimensions := mode.dimensions
+set_height := mode.set_height
+set_width := mode.set_width
+set_dimensions := mode.set_dimensions
+sync := mode.sync
+
+// Math
+UVec2 := struct {x: uint, y: uint}
+IVec2 := struct {x: int, y: int}

sysdata/libraries/render/src/software.hb

@@ -0,0 +1,261 @@
+.{math, memory} := @use("../../stn/src/lib.hb");
+.{dt_get} := @use("../../dt_api/src/lib.hb");
+.{IVec2} := @use("lib.hb")
+
+Color := struct {b: u8, g: u8, r: u8, a: u8}
+white := Color.(255, 255, 255, 255)
+black := Color.(0, 0, 0, 255)
+gray := Color.(127, 127, 127, 255)
+red := Color.(0, 0, 205, 255)
+green := Color.(0, 205, 0, 255)
+yellow := Color.(0, 205, 205, 255)
+blue := Color.(205, 0, 0, 255)
+magenta := Color.(205, 0, 205, 255)
+cyan := Color.(205, 205, 0, 255)
+light_gray := Color.(229, 229, 229, 255)
+light_red := Color.(0, 0, 255, 255)
+light_green := Color.(0, 255, 0, 255)
+light_yellow := Color.(0, 255, 255, 255)
+light_blue := Color.(255, 0, 0, 255)
+light_magenta := Color.(255, 0, 255, 255)
+light_cyan := Color.(255, 255, 0, 255)
+
+// might not work for some resolutions, but needs to be comptime because...
+copy_pixels := 0xC000 >> 2
+
+ctx := @as(Context, idk)
+
+// some of these are redudant holdovers from fb_driver
+// will keep them for future work if necessary
+Context := struct {
+	fb: ^Color,
+	bb: ^Color,
+	buf: ^Color,
+	width: int,
+	height: int,
+	partitions: int,
+	pixels: int,
+	bb_pages: int,
+	double_buffer: bool,
+}
+
+init := fn(): void {
+	width := dt_get("framebuffer/fb0/width\0")
+	height := dt_get("framebuffer/fb0/height\0")
+	// width := 1024
+	// height := 768
+	pixels := width * height
+	bytes := pixels << 2
+	partitions := pixels / copy_pixels
+	pages := 1 + bytes >> 12
+	back_buffer := create_back_buffer(pages)
+	ctx = Context.{
+		fb: dt_get("framebuffer/fb0/ptr\0"),
+		bb: back_buffer,
+		buf: back_buffer,
+		width,
+		height,
+		partitions,
+		pixels,
+		bb_pages: pages,
+		double_buffer: true,
+	}
+	return
+}
+
+doublebuffer := fn(enable: bool): void {
+	if enable {
+		ctx.buf = ctx.bb
+	} else {
+		ctx.buf = ctx.fb
+	}
+	ctx.double_buffer = enable
+	return
+}
+
+create_back_buffer := fn(pages: int): ^Color {
+	if pages <= 0xFF {
+		return @bitcast(@inline(memory.request_page, pages))
+	}
+	ptr := @inline(memory.request_page, 255)
+	remaining := pages - 0xFF
+	loop if remaining <= 0 break else {
+		if remaining < 0xFF {
+			memory.request_page(remaining)
+		} else {
+			memory.request_page(0xFF)
+		}
+		remaining -= 0xFF
+	}
+	return @bitcast(ptr)
+}
+
+clear := fn(color: Color): void {
+	cursor := ctx.buf
+	boundary := cursor + 512
+	loop if cursor == boundary break else {
+		*cursor = color
+		cursor += 1
+	}
+	boundary += 512 * 7
+	loop if cursor == boundary break else {
+		*@as(^[Color; 512], @bitcast(cursor)) = *@as(^[Color; 512], @bitcast(ctx.buf))
+		cursor += 512
+	}
+	boundary += copy_pixels - 4096
+	loop if cursor == boundary break else {
+		*@as(^[Color; 4096], @bitcast(cursor)) = *@as(^[Color; 4096], @bitcast(ctx.buf))
+		cursor += 4096
+	}
+	boundary += (ctx.partitions - 1) * copy_pixels
+	loop if cursor == boundary break else {
+		*@as(^[Color; copy_pixels], @bitcast(cursor)) = *@as(^[Color; copy_pixels], @bitcast(ctx.buf))
+		cursor += @sizeof([u8; copy_pixels])
+	}
+	return
+}
+
+sync := fn(): void {
+	if ctx.double_buffer {
+		bb := ctx.buf
+		fb := ctx.fb
+		boundary := bb + ctx.pixels
+		loop if bb == boundary break else {
+			*@as(^[Color; copy_pixels], @bitcast(fb)) = *@as(^[Color; copy_pixels], @bitcast(bb))
+			bb += copy_pixels
+			fb += copy_pixels
+		}
+	}
+	return
+}
+
+width := fn(): int {
+	return ctx.width
+}
+
+height := fn(): int {
+	return ctx.height
+}
+
+screenidx := fn(x: int, y: int): int {
+	return x + ctx.width * y
+}
+
+put_pixel := fn(pos: IVec2, color: Color): void {
+	*(ctx.buf + @inline(screenidx, pos.x, pos.y)) = color
+	return
+}
+
+put_filled_rect := fn(pos: IVec2, tr: IVec2, color: Color): void {
+	x := pos.x
+	y := pos.y
+	end := pos + tr
+	loop if x == end.x break else {
+		loop if y == end.y break else {
+			*(ctx.buf + @inline(screenidx, x, y)) = color
+			y += 1
+		}
+		x += 1
+		y = pos.y
+	}
+	return
+}
+
+put_rect := fn(pos: IVec2, tr: IVec2, color: Color): void {
+	x := pos.x
+	y := pos.y
+	end := pos + tr
+	loop if y == end.y break else {
+		*(ctx.buf + @inline(screenidx, x, y)) = color;
+		*(ctx.buf + @inline(screenidx, x + tr.x, y)) = color
+		y += 1
+	}
+	y = pos.y
+	loop if x == end.x break else {
+		*(ctx.buf + @inline(screenidx, x, y)) = color;
+		*(ctx.buf + @inline(screenidx, x, y + tr.y)) = color
+		x += 1
+	}
+	return
+}
+
+put_line_low := fn(p0: IVec2, p1: IVec2, color: Color): void {
+	dx := p1.x - p0.x
+	dy := p1.y - p0.y
+	yi := 1
+	if dy < 0 {
+		yi = -1
+		dy = -dy
+	}
+	D := 2 * dy - dx
+	y := p0.y
+	x := p0.x
+	loop if x == p1.x break else {
+		*(ctx.buf + @inline(screenidx, x, y)) = color
+		if D > 0 {
+			y += yi
+			D += 2 * (dy - dx)
+		} else {
+			D += 2 * dy
+		}
+		x += 1
+	}
+	return
+}
+
+put_line_high := fn(p0: IVec2, p1: IVec2, color: Color): void {
+	dx := p1.x - p0.x
+	dy := p1.y - p0.y
+	xi := 1
+	if dy < 0 {
+		xi = -1
+		dx = -dx
+	}
+	D := 2 * dx - dy
+	x := p0.x
+	y := p0.y
+	loop if y == p1.y break else {
+		*(ctx.buf + @inline(screenidx, x, y)) = color
+		if D > 0 {
+			x += xi
+			D += 2 * (dx - dy)
+		} else {
+			D += 2 * dx
+		}
+		y += 1
+	}
+	return
+}
+
+put_line := fn(p0: IVec2, p1: IVec2, color: Color): void {
+	if @inline(math.abs, p1.y - p0.y) < @inline(math.abs, p1.x - p0.x) {
+		if p0.x > p1.x {
+			@inline(put_line_low, p1, p0, color)
+		} else {
+			@inline(put_line_low, p0, p1, color)
+		}
+	} else {
+		if p0.y > p1.y {
+			@inline(put_line_high, p1, p0, color)
+		} else {
+			@inline(put_line_high, p0, p1, color)
+		}
+	}
+	return
+}
+
+set_height := fn(new: int): void {
+	return
+}
+
+set_width := fn(new: int): void {
+	return
+}
+
+dimensions := fn(): IVec2 {
+	return .(ctx.width, ctx.height)
+}
+
+set_dimensions := fn(new: IVec2): void {
+	return
+}

sysdata/libraries/render/src/svga.hb

@@ -0,0 +1,80 @@
+.{IVec2} := @use("lib.hb")
+// .{pci, memory, string, log} := @use("../../stn/src/lib.hb");
+
+Color := struct {b: u8, g: u8, r: u8, a: u8}
+white := Color.(255, 255, 255, 255)
+black := Color.(0, 0, 0, 255)
+gray := Color.(127, 127, 127, 255)
+red := Color.(0, 0, 205, 255)
+green := Color.(0, 205, 0, 255)
+yellow := Color.(0, 205, 205, 255)
+blue := Color.(205, 0, 0, 255)
+magenta := Color.(205, 0, 205, 255)
+cyan := Color.(205, 205, 0, 255)
+light_gray := Color.(229, 229, 229, 255)
+light_red := Color.(0, 0, 255, 255)
+light_green := Color.(0, 255, 0, 255)
+light_yellow := Color.(0, 255, 255, 255)
+light_blue := Color.(255, 0, 0, 255)
+light_magenta := Color.(255, 0, 255, 255)
+light_cyan := Color.(255, 255, 0, 255)
+
+clear := fn(color: Color): void {
+	return
+}
+
+width := fn(): int {
+	return 0
+}
+
+height := fn(): int {
+	return 0
+}
+
+dimensions := fn(): IVec2 {
+	return .(0, 0)
+}
+
+put_pixel := fn(position: IVec2, color: Color): void {
+	return
+}
+
+put_filled_rect := fn(pos: IVec2, tr: IVec2, color: Color): void {
+	return
+}
+
+put_rect := fn(pos: IVec2, tr: IVec2, color: Color): void {
+	return
+}
+
+put_line_low := fn(p0: IVec2, p1: IVec2, color: Color): void {
+	return
+}
+// do not use, use line() instead
+put_line_high := fn(p0: IVec2, p1: IVec2, color: Color): void {
+	return
+}
+
+put_line := fn(p0: IVec2, p1: IVec2, color: Color): void {
+	return
+}
+
+set_height := fn(new: int): void {
+	return
+}
+
+set_width := fn(new: int): void {
+	return
+}
+
+set_dimensions := fn(new: IVec2): void {
+	return
+}
+
+sync := fn(): void {
+	return
+}
+
+init := fn(): void {
+	return
+}

sysdata/libraries/stn/src/acs.hb

@@ -0,0 +1,31 @@
+//! This is a reserved file for use with the AbleOS Clustering System
+
+HostID := int
+ID := int
+
+FileID := struct {
+	host_id: HostID,
+	id: ID,
+}
+
+// A DeviceID points to a specific device in the ACS.
+DeviceID := struct {
+	host_id: HostID,
+	id: ID,
+}
+DiskID := DeviceID
+
+BufferID := struct {
+	host_id: HostID,
+	id: ID,
+}
+
+ProcessID := struct {
+	host_id: HostID,
+	id: ID,
+}
+
+WindowID := struct {
+	host_id: HostID,
+	id: ID,
+}

sysdata/libraries/stn/src/buffer.hb

@@ -0,0 +1,22 @@
+string := @use("string.hb")
+
+receive_message := fn(buffer_id: int, memory_map_location: ^u8, length: int): ^u8 {
+	return @eca(4, buffer_id, memory_map_location, length)
+}
+
+send_message := fn(msg: ^u8, buffer_id: int, length: int): void {
+	return @eca(3, buffer_id, msg, length)
+}
+
+create := fn(msg: ^u8): int {
+	msg_length := @inline(string.length, msg);
+	*msg = 0
+	return @eca(3, 0, msg, msg_length)
+}
+
+search := fn(msg: ^u8): int {
+	msg_length := @inline(string.length, msg);
+	*msg = 3
+
+	return @eca(3, 0, msg, msg_length)
+}

sysdata/libraries/stn/src/file_io.hb

@@ -0,0 +1,31 @@
+acs := @use("acs.hb");
+.{DiskID, FileID} := acs
+
+// Paths without a node-disk component are to be treated as local files.
+// file_path := "DID:/test\0";
+Path := struct {
+	// DiskID holds the host id 
+	disk_id: DiskID,
+	length: u8,
+	data: ^u8,
+}
+
+open := fn(file_path: Path): FileID {
+}
+close := fn(file_id: FileID): int {
+}
+// This reads in page_count of pages out of the file. If file_size is less than an exact multiple of pages do something.
+// TODO: Figureout how to encode errors.
+read_pages := fn(file_id: FileID, offset: int, page_count: int): void {
+}
+
+// This writes out page_count of pages out of the file.
+write_pages := fn(file_id: FileID, offset: int, page_count: int): void {
+}
+
+// This reads out byte_count of bytes from the file.
+read_bytes := fn(file_id: FileID, offset: int, byte_count: int): void {
+}
+
+write_bytes := fn(file_id: FileID, offset: int, byte_count: int): void {
+}

sysdata/libraries/stn/src/lib.hb

@@ -1,31 +1,9 @@
-char := struct {}
+acs := @use("acs.hb")
 
-
-log := fn(log_level: int, message: ^char, message_length: int): int {
-
-    return 0;
-}
-
-error := fn(message: ^char, message_length: int): int {
-    log(0, message, message_length)
-}
-
-warn := fn(message: ^char, message_length: int): int {
-    log(1, message, message_length)
-}
-
-info := fn(message: ^char, message_length: int): int {
-    log(2, message, message_length)
-}
-
-debug := fn(message: ^char, message_length: int): int {
-    log(3, message, message_length)
-}
-
-trace := fn(message: ^char, message_length: int): int {
-    log(4, message, message_length)
-}
-
-main := fn(): int {
-    return 0;
-}
+string := @use("string.hb")
+log := @use("log.hb")
+memory := @use("memory.hb")
+buffer := @use("buffer.hb")
+math := @use("math.hb")
+random := @use("random.hb")
+file := @use("file_io.hb")

sysdata/libraries/stn/src/log.hb

@@ -0,0 +1,15 @@
+string := @use("string.hb")
+buffer := @use("buffer.hb")
+
+log := fn(message: ^u8, level: u8): void {
+	message_length := @inline(string.length, message);
+	*(message + message_length) = level
+
+	return @eca(3, 1, message, message_length + 1)
+}
+
+error := fn(message: ^u8): void return log(message, 0)
+warn := fn(message: ^u8): void return log(message, 1)
+info := fn(message: ^u8): void return log(message, 2)
+debug := fn(message: ^u8): void return log(message, 3)
+trace := fn(message: ^u8): void return log(message, 4)

sysdata/libraries/stn/src/math.hb

@@ -0,0 +1,15 @@
+shift := 31
+
+// following only work for: int
+abs := fn(x: int): int {
+	mask := x >> shift
+	return (x ^ mask) - mask
+}
+min := fn(a: int, b: int): int {
+	c := a - b
+	return b + (c & c >> shift)
+}
+max := fn(a: int, b: uint): int {
+	c := a - b
+	return a - (c & c >> shift)
+}

sysdata/libraries/stn/src/memory.hb

@@ -0,0 +1,39 @@
+request_page := fn(page_count: u8): ^u8 {
+	msg := "\{00}\{01}xxxxxxxx\0"
+	msg_page_count := msg + 1;
+	*msg_page_count = page_count
+	return @eca(3, 2, msg, 12)
+}
+
+release_page := fn(ptr: ^u8, page_count: u8): void {
+	msg := "\{01}\{00}xxxxxxxx\0"
+
+	msg_page_count := msg + 1;
+	*msg_page_count = page_count
+
+	msg_ptr := @as(^^u8, @bitcast(msg + 2));
+	*msg_ptr = ptr
+
+	return @eca(3, 2, msg, 12)
+}
+
+OutbMsg := struct {a: u8, b: u8, addr: u16, value: u8}
+InbMsg := struct {a: u8, b: u8, addr: u16}
+OutlMsg := struct {a: u8, b: u8, addr: u16, value: u32}
+InlMsg := struct {a: u8, b: u8, addr: u16}
+
+outb := fn(addr: u16, value: u8): void {
+	return @eca(3, 3, &OutbMsg.(1, 0, addr, value), @sizeof(OutbMsg))
+}
+
+inb := fn(addr: u16): u8 {
+	return @eca(3, 3, &InbMsg.(0, 0, addr), @sizeof(InbMsg))
+}
+
+outl := fn(addr: u16, value: u32): void {
+	return @eca(3, 3, &OutlMsg.(1, 2, addr, value), @sizeof(OutlMsg))
+}
+
+inl := fn(addr: u16): u32 {
+	return @eca(3, 3, &InlMsg.(0, 2, addr), @sizeof(InlMsg))
+}

sysdata/libraries/stn/src/random.hb

@@ -0,0 +1,7 @@
+integer := fn(): int {
+	return @eca(3, 4)
+}
+
+integer_range := fn(min: int, max: int): int {
+	return @eca(3, 4) % (max - min + 1) + min
+}

sysdata/libraries/stn/src/string.hb

@@ -0,0 +1,48 @@
+length := fn(ptr: ^u8): int {
+	len := 0
+	loop if *(ptr + len) == 0 break else len += 1
+	return len
+}
+
+// WTFFF is wrong with display_int
+display_int := fn(num: int, p: ^u8): ^u8 {
+	ptr := p
+	negative := num < 0
+	if negative {
+		num = -num
+	}
+	if num == 0 {
+		*ptr = 48
+		ptr += 1
+	} else {
+		loop if num == 0 break else {
+			*ptr = num % 10 + 48
+			ptr += 1
+			num /= 10
+		}
+	}
+	if negative {
+		*ptr = 45
+		ptr += 1
+	};
+	*ptr = 0
+	@inline(reverse, p)
+	return p
+}
+
+reverse := fn(s: ^u8): void {
+	//reverse a string, don't remove digits
+	len := 0
+	loop if *(s + len) == 0 break else len += 1
+	i := 0
+	j := len - 1
+	temp := 0
+	loop if i >= j break else {
+		temp = *(s + i);
+		*(s + i) = *(s + j);
+		*(s + j) = temp
+		i += 1
+		j -= 1
+	}
+	return
+}

sysdata/limine.cfg

@@ -1,40 +0,0 @@
-${ABLEOS_KERNEL}=boot:///kernel
-# TODO: Make a boot background image for ableOS
-
-DEFAULT_ENTRY=1
-TIMEOUT=0
-VERBOSE=yes
-INTERFACE_RESOLUTION=1024x768
-# Terminal related settings
-TERM_WALLPAPER=boot:///background.bmp
-TERM_BACKDROP=008080
-
-:AbleOS
-    COMMENT=Default AbleOS boot entry.
-    PROTOCOL=limine
-    KERNEL_PATH=boot:///kernel_${ARCH}
-    # execute is an array of boot modules to execute
-    KERNEL_CMDLINE=""
-    # Setting a default resolution for the framebuffer
-    RESOLUTION=1024x768x24
-
-    MODULE_PATH=boot:///failure.hbf
-    MODULE_CMDLINE=""
-
-    MODULE_PATH=boot:///ecall.hbf
-    MODULE_CMDLINE=""
-
-    MODULE_PATH=boot:///main.hbf
-    MODULE_CMDLINE=""
-
-    MODULE_PATH=boot:///keyboard_driver.hbf
-    MODULE_CMDLINE="arch=${ARCH}"
-
-    MODULE_PATH=boot:///vfs_test.hbf
-    MODULE_CMDLINE=""
-
-    MODULE_PATH=boot:///limine_framebuffer_driver.hbf
-    MODULE_CMDLINE="height=10 width=10 arch=${ARCH}"
-
-    MODULE_PATH=boot:///serial_driver.hbf
-    MODULE_CMDLINE="arch=${ARCH}"

sysdata/programs/diskio_driver/meta.toml

@@ -1,5 +1,5 @@
 [package]
-name = "dev"
+name = "diskio_driver"
 authors = ["able"]
 
 [dependants.libraries]
@@ -7,5 +7,5 @@ authors = ["able"]
 [dependants.binaries]
 hblang.version = "1.0.0"
 
-[build.debug]
-command = "hblang libraries/stn/src/lib.hb src/main.hbl"
+[build]
+command = "hblang src/main.hb"

sysdata/programs/diskio_driver/src/main.hb

@@ -1,4 +1,13 @@
-main := fn(): int {
+.{memory, buffer} := @use("../../../libraries/stn/src/lib.hb")
 
-    return 0;
+main := fn(): int {
+	// shuts down ableOS
+	// memory.outb(0xF400, 0)
+
+	a := memory.inb(0x4600)
+	b := memory.inb(0x4700)
+
+	c := buffer.search("XNumber\0")
+
+	return 0
 }

sysdata/programs/dt_buffer_test/README.md

@@ -0,0 +1 @@
+# dt_buffer_test

sysdata/programs/dt_buffer_test/meta.toml

@@ -0,0 +1,11 @@
+[package]
+name = "dt_buffer_test"
+authors = ["able"]
+
+[dependants.libraries]
+
+[dependants.binaries]
+hblang.version = "1.0.0"
+
+[build]
+command = "hblang src/main.hb"

sysdata/programs/dt_buffer_test/src/main.hb

@@ -0,0 +1,14 @@
+dt_api := @use("../../../libraries/dt_api/src/lib.hb");
+.{dt_get} := dt_api
+
+main := fn(): int {
+	dt_api.dt_get("framebuffer/fb0/width\0")
+	dt_api.dt_get("cpu/cpu0/architecture\0")
+
+	// Checking if the first detected serial port is memory mapped or port mapped
+	// 0 -> memory mapped
+	// 1 -> port mapped
+	dt_get("serial_ports/sp0/mapping\0")
+
+	return 0
+}

sysdata/programs/fb_driver/src/main.hb

@@ -1,7 +0,0 @@
-
-main := fn(): int {
-    loop {
-
-    }
-    return 0;
-}

sysdata/programs/filesystem_fat32/README.md

@@ -0,0 +1 @@
+# filesystem_fat32

sysdata/programs/filesystem_fat32/meta.toml

@@ -0,0 +1,11 @@
+[package]
+name = "filesystem_fat32"
+authors = [""]
+
+[dependants.libraries]
+
+[dependants.binaries]
+hblang.version = "1.0.0"
+
+[build]
+command = "hblang src/main.hb"

sysdata/programs/filesystem_fat32/src/attributes.hb

@@ -0,0 +1,7 @@
+READ_ONLY := 0x1
+HIDDEN := 0x2
+SYSTEM := 0x4
+VOLUME_ID := 0x8
+DIRECTORY := 0x10
+ARCHIVE := 0x20
+LFN := READ_ONLY | HIDDEN | SYSTEM | VOLUME_ID

sysdata/programs/filesystem_fat32/src/bios_parameter_block.hb

@@ -0,0 +1,181 @@
+stn := @use("../../../libraries/stn/src/lib.hb");
+.{string, memory, buffer, log} := stn
+
+VALID_JUMP_BYTES := [u8].(0xEB, 0x3C, 0x90)
+
+OemIdent := struct {
+	dos_version: [u8; 8],
+	dos_version_name: [u8; 8],
+}
+
+new_oem_ident := fn(major: int, minor: int): OemIdent {
+	ver := [u8].(0, 0, 0, 0, 0, 0, 0, 0)
+	return OemIdent.(ver, ver)
+}
+
+BiosParameterBlock := struct {
+	jump_bytes: [u8; 3],
+	oem_ident: OemIdent,
+	bytes_per_sector: u16,
+	sectors_per_cluster: u8,
+	reserved_sectors: u16,
+	// The amount of FileAllocationTables on the disk. Often 2.
+	fat_count: u8,
+	root_directory_count: u16,
+	// if 0 then refer to large_sector_count
+	total_sectors: u16,
+	media_type: u8,
+	// if 0 refer to sectors_per_fat in the ExtendedBootRecord
+	sectors_per_fat: u16,
+	sectors_per_track: u16,
+	head_count: u16,
+	hidden_sectors: u32,
+	large_sector_count: u32,
+}
+
+bpb_sanity_check := fn(bpb: BiosParameterBlock): int {
+	return 0
+}
+
+new_bpb := fn(): BiosParameterBlock {
+	oem := new_oem_ident(0, 0)
+
+	return BiosParameterBlock.(VALID_JUMP_BYTES, oem, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0)
+}
+
+sector_count := fn(bpb: BiosParameterBlock): u32 {
+	if bpb.total_sectors == 0 {
+		return bpb.large_sector_count
+	} else {
+		return bpb.total_sectors
+	}
+}
+
+FatVersionNumber := struct {
+	major_version: u8,
+	minor_version: u8,
+}
+
+FormatReservation := [u8; 12]
+
+// Padded with spaces.
+VolumeName := [u8; 11]
+
+SystemIdentifierString := [u8; 8]
+VALID_SYSTEM_IDENTIFIER_STRING := [u8].(46, 41, 54, 33, 32, 20, 20, 20)
+BOOTABLE_PARTITION_SIGNATURE := 0xAA55
+
+BootCode := [u8; 420]
+
+ExtendedBootRecord := struct {
+	sectors_per_fat: u32,
+	flags: u16,
+	fat_version_number: FatVersionNumber,
+	// Typically set to 2.
+	root_directory_cluster_number: u32,
+	fsinfo_structure: u16,
+	backup_boot_sector: u16,
+	// When a volume is formated these bytes should be zero. As a sanity check I guess?
+	format_reserved: FormatReservation,
+	// 0x00 floppy or 0x80 hard disk
+	drive_number: u8,
+	nt_reserved: u8,
+	// must be 0x28 or 0x29
+	signature: u8,
+	volume_id_serial: u32,
+	volume_id_name: VolumeName,
+	// The spec says this is always FAT32. Untrustworthy and another sanity check I guess.
+	system_identifier_string: SystemIdentifierString,
+	boot_code: BootCode,
+	partition_signature: u16,
+}
+
+ebr_sanity_check := fn(ebr: ExtendedBootRecord): int {
+	ret := 0
+	if ebr.drive_number != 0x0 | ebr.drive_number != 0x80 {
+		log.warn("EBR-Drive-Number sanity check failed\0")
+	}
+
+	if ebr.signature != 0x28 | ebr.signature != 0x29 {
+		log.warn("EBR-Signature sanity check failed\0")
+	}
+
+	if ebr.system_identifier_string != VALID_SYSTEM_IDENTIFIER_STRING {
+		log.warn("EBR-Signature-Identifier-String sanity check failed\0")
+	}
+	return 0
+}
+
+new_ebr := fn(): ExtendedBootRecord {
+	version := FatVersionNumber.(0, 0)
+	fmt_res := FormatReservation.(0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0)
+	vol_name := @as([u8; 11], idk)
+	boot_code := @as([u8; 420], idk)
+
+	return ExtendedBootRecord.(
+		0,
+		0,
+		version,
+		0,
+		0,
+		0,
+		fmt_res,
+		0,
+		0,
+		0,
+		0,
+		vol_name,
+		VALID_SYSTEM_IDENTIFIER_STRING,
+		boot_code,
+		0,
+	)
+}
+
+VALID_LEAD_FS_INFO := 0x41615252
+VALID_TRAIL_FS_INFO := 0xAA550000
+
+FSInfo := struct {
+	// Must be 0x41615252 to indicate a valid FSInfo structure
+	lead_signature: u32,
+	lead_reserved: [u8; 480],
+	// If the value is 0xFFFFFFFF, then the free count is unknown and must be computed. However, this value might be incorrect and should at least be range checked (<= volume cluster count) 
+	last_known_free_cluster_count: u32,
+	last_known_avalible_cluster: u32,
+	trail_reserved: [u8; 12],
+	trail_signature: u32,
+}
+
+fs_info_sanity_check := fn(fs_info: FSInfo): int {
+	ret := 0
+	if fs_info.lead_signature != VALID_LEAD_FS_INFO {
+		ret &= 1
+		log.warn("Invalid leading signature in FSInfo.\0")
+	}
+	if fs_info.last_known_free_cluster_count == 0xFFFFFFFF {
+		ret &= 2
+		log.warn("Last known free cluster count unknown.\0")
+	}
+	if fs_info.last_known_avalible_cluster == 0xFFFFFFFF {
+		ret &= 4
+		log.warn("Last known avalible cluster count unknown.\0")
+	}
+	if fs_info.trail_signature != VALID_TRAIL_FS_INFO {
+		ret &= 8
+		log.warn("Invalid trailing signature in FSInfo.\0")
+	}
+
+	return ret
+}
+
+new_fs_info := fn(): FSInfo {
+	lead_reserved := @as([u8; 480], idk)
+	trail_reserved := @as([u8; 12], idk)
+	return FSInfo.(
+		VALID_LEAD_FS_INFO,
+		lead_reserved,
+		0,
+		0,
+		trail_reserved,
+		VALID_TRAIL_FS_INFO,
+	)
+}

sysdata/programs/filesystem_fat32/src/datetime.hb

@@ -0,0 +1,25 @@
+Date := struct {
+	year: u16,
+	month: u16,
+	day: u16,
+}
+Time := struct {
+	hour: u16,
+	minutes: u16,
+	seconds: u16,
+}
+
+compress_date := fn(year: u16, month: u16, day: u16): u16 {
+	return 0
+}
+decompress_date := fn(date: u16): Date {
+	return Date.(0, 0, 0)
+}
+
+compress_time := fn(hour: u16, minutes: u16, seconds: u16): u16 {
+	return 0
+}
+
+decompress_time := fn(time: u16): Time {
+	return Time.(0, 0, 0)
+}

sysdata/programs/filesystem_fat32/src/file.hb

@@ -0,0 +1,21 @@
+attributes := @use("attributes.hb")
+datetime := @use("datetime.hb")
+
+FileName := [u8; 11]
+
+// This is the File Allocation Table entry that tells us where on disk the File is.
+FileEntry := struct {
+	file_name: FileName,
+	attributes: u8,
+	// We could use this byte for something but we likely will not 
+	nt_reserved: u8,
+	hundredths_seconds_creation: u8,
+	creation_time: datetime.time,
+	creation_date: datetime.date,
+	last_accessed_date: datetime.date,
+	high_cluster_number: u16,
+	last_modification_time: datetime.time,
+	last_modification_date: datetime.date,
+	low_cluster_number: u16,
+	file_size: u32,
+}

sysdata/programs/filesystem_fat32/src/main.hb

@@ -0,0 +1,59 @@
+stn := @use("../../../libraries/stn/src/lib.hb");
+.{string, memory, buffer, log} := stn
+
+attributes := @use("attributes.hb")
+datetime := @use("datetime.hb")
+directory := @use("file.hb")
+bios_parameter_block := @use("bios_parameter_block.hb");
+.{bpb_sanity_check, ebr_sanity_check, fs_info_sanity_check} := bios_parameter_block;
+.{new_bpb, new_ebr, new_fs_info} := bios_parameter_block
+
+FAT12_THRESHOLD := 4085
+FAT16_THRESHOLD := 65525
+
+ExFAT := 0
+FAT12 := 1
+FAT16 := 2
+FAT32 := 3
+
+calculate_fat_type := fn(sector_size: int, total_clusters: int): int {
+	if sector_size == 0 {
+		return ExFAT
+	} else if total_clusters < 4085 {
+		return FAT12
+	} else if total_clusters < 65525 {
+		return FAT16
+	} else {
+		return FAT32
+	}
+}
+
+main := fn(): int {
+	bpb := new_bpb()
+	ebr := new_ebr()
+	fsi := new_fs_info()
+
+	fat_type := calculate_fat_type(1, 100)
+
+	if fat_type != FAT32 {
+		log.warn("filesystem_fat32 driver only supports Fat32.\0")
+	}
+
+	bsc := bpb_sanity_check(bpb)
+	esc := ebr_sanity_check(ebr)
+	fssc := fs_info_sanity_check(fsi)
+
+	msg_type := 0
+
+	loop {
+		// Open file
+		if msg_type == 0 {
+			// Paths without a node-disk component are to be treated as local files.
+			file_path := "node-disk:/test\0"
+		} else {
+			// error
+		}
+	}
+
+	return 0
+}

sysdata/programs/horizon/README.md

@@ -0,0 +1,3 @@
+# Horizon
+The Horizon Windowing system server. This is the component that spawns/layouts and renders windows.
+For the api look in libraries/horizon_api.