Add typescript kernel loader

core/src/main.c

@@ -1,6 +1,7 @@
 #include "main.h" 
 #include "efi.h" 
 #include "duktape.h"
+#include "embedded_js.h"
 
 duk_context *ctx;
 EFI_SYSTEM_TABLE* systemTable;
@@ -16,7 +17,7 @@ void ascii_to_utf16(const char *ascii, CHAR16 *utf16) {
   *utf16 = 0;
 }
 
-duk_ret_t native_log(duk_context *ctx) {
+duk_ret_t native_systable_conout_output_string(duk_context *ctx) {
   CHAR16 buffer[256];
   ascii_to_utf16(duk_safe_to_string(ctx, 0), buffer);
   systemTable->ConOut->OutputString(systemTable->ConOut, buffer);
@@ -24,14 +25,30 @@ duk_ret_t native_log(duk_context *ctx) {
   return 0;
 }
 
+duk_ret_t native_systable_conout_clear_screen(duk_context *ctx) {
+  systemTable->ConOut->ClearScreen(systemTable->ConOut);
+  return 0;
+}
+
+duk_ret_t native_systable_conout_set_attribute(duk_context *ctx) {
+  systemTable->ConOut->SetAttribute(systemTable->ConOut, duk_to_uint(ctx, 0));
+  return 0;
+}
+
 int kernel_main(EFI_SYSTEM_TABLE *st) {
   systemTable = st;
   ctx = duk_create_heap_default();
 
-  duk_push_c_function(ctx, native_log, 1);
+  duk_push_c_function(ctx, native_systable_conout_output_string, 1);
-  duk_put_global_string(ctx, "$log");
+  duk_put_global_string(ctx, "$___native_systable_conout_outputString");
 
-  duk_push_string(ctx, "var a = 1 + 2; $log(a);");
+  duk_push_c_function(ctx, native_systable_conout_clear_screen, 0);
+  duk_put_global_string(ctx, "$___native_systable_conout_clearScreen");
+
+  duk_push_c_function(ctx, native_systable_conout_set_attribute, 1);
+  duk_put_global_string(ctx, "$___native_systable_conout_setAttribute");
+
+  duk_push_string(ctx, EMBEDDED_JS);
   duk_int_t returnCode = duk_peval(ctx);
 
   if (returnCode != 0)

os/.gitignore

@@ -0,0 +1,34 @@
+# dependencies (bun install)
+node_modules
+
+# output
+out
+dist
+*.tgz
+
+# code coverage
+coverage
+*.lcov
+
+# logs
+logs
+_.log
+report.[0-9]_.[0-9]_.[0-9]_.[0-9]_.json
+
+# dotenv environment variable files
+.env
+.env.development.local
+.env.test.local
+.env.production.local
+.env.local
+
+# caches
+.eslintcache
+.cache
+*.tsbuildinfo
+
+# IntelliJ based IDEs
+.idea
+
+# Finder (MacOS) folder config
+.DS_Store

os/README.md

@@ -0,0 +1,15 @@
+# os
+
+To install dependencies:
+
+```bash
+bun install
+```
+
+To run:
+
+```bash
+bun run index.ts
+```
+
+This project was created using `bun init` in bun v1.2.20. [Bun](https://bun.com) is a fast all-in-one JavaScript runtime.

os/bun.lock

@@ -0,0 +1,25 @@
+{
+  "lockfileVersion": 1,
+  "workspaces": {
+    "": {
+      "name": "os",
+      "devDependencies": {
+        "@types/bun": "latest",
+      },
+      "peerDependencies": {
+        "typescript": "^5",
+      },
+    },
+  },
+  "packages": {
+    "@types/bun": ["@types/bun@1.3.3", "", { "dependencies": { "bun-types": "1.3.3" } }, "sha512-ogrKbJ2X5N0kWLLFKeytG0eHDleBYtngtlbu9cyBKFtNL3cnpDZkNdQj8flVf6WTZUX5ulI9AY1oa7ljhSrp+g=="],
+
+    "@types/node": ["@types/node@24.10.1", "", { "dependencies": { "undici-types": "~7.16.0" } }, "sha512-GNWcUTRBgIRJD5zj+Tq0fKOJ5XZajIiBroOF0yvj2bSU1WvNdYS/dn9UxwsujGW4JX06dnHyjV2y9rRaybH0iQ=="],
+
+    "bun-types": ["bun-types@1.3.3", "", { "dependencies": { "@types/node": "*" } }, "sha512-z3Xwlg7j2l9JY27x5Qn3Wlyos8YAp0kKRlrePAOjgjMGS5IG6E7Jnlx736vH9UVI4wUICwwhC9anYL++XeOgTQ=="],
+
+    "typescript": ["typescript@5.9.3", "", { "bin": { "tsc": "bin/tsc", "tsserver": "bin/tsserver" } }, "sha512-jl1vZzPDinLr9eUt3J/t7V6FgNEw9QjvBPdysz9KfQDD41fQrC2Y4vKQdiaUpFT4bXlb1RHhLpp8wtm6M5TgSw=="],
+
+    "undici-types": ["undici-types@7.16.0", "", {}, "sha512-Zz+aZWSj8LE6zoxD+xrjh4VfkIG8Ya6LvYkZqtUQGJPZjYl53ypCaUwWqo7eI0x66KBGeRo+mlBEkMSeSZ38Nw=="],
+  }
+}

os/package.json

@@ -0,0 +1,12 @@
+{
+  "name": "os",
+  "module": "src/index.ts",
+  "type": "module",
+  "private": true,
+  "devDependencies": {
+    "@types/bun": "latest"
+  },
+  "peerDependencies": {
+    "typescript": "^5"
+  }
+}

os/src/index.ts

@@ -0,0 +1,12 @@
+import { kmain } from "./kernel";
+import { kpanic } from "./kernel/panic";
+
+try {
+  const res = kmain();
+
+  if (res != 0) {
+    kpanic("Kernel returned non-zero exit code");
+  }
+} catch (e) {
+  kpanic(e instanceof Error ? e.message : String(e));
+}

os/src/kernel/index.ts

@@ -0,0 +1,13 @@
+import { Logger } from "../libs/logger";
+import {
+  kmod_console_clearScreen,
+  kmod_console_outputString,
+} from "./modules/console/console.kmod";
+
+export function kmain() {
+  kmod_console_clearScreen();
+
+  Logger.log("[Kernel] Starting kernel...");
+
+  return 0;
+}

os/src/kernel/modules/console/console.kmod.ts

@@ -0,0 +1,11 @@
+export function kmod_console_clearScreen() {
+  $___native_systable_conout_clearScreen();
+}
+
+export function kmod_console_setAttribute(attribute: number) {
+  $___native_systable_conout_setAttribute(attribute);
+}
+
+export function kmod_console_outputString(string: string) {
+  $___native_systable_conout_outputString(string);
+}

os/src/kernel/panic.ts

@@ -0,0 +1,12 @@
+import {
+  kmod_console_clearScreen,
+  kmod_console_outputString,
+  kmod_console_setAttribute,
+} from "./modules/console/console.kmod";
+
+export function kpanic(message: string) {
+  kmod_console_clearScreen();
+  kmod_console_setAttribute(0x0c);
+  kmod_console_outputString("Kernel panic: \\r\\n");
+  kmod_console_outputString(message);
+}

os/src/libs/logger.ts

@@ -0,0 +1,7 @@
+import { kmod_console_outputString } from "../kernel/modules/console/console.kmod";
+
+export const Logger = {
+  log: function (message: string) {
+    kmod_console_outputString(message + "\\r\\n");
+  },
+};

os/src/types/global_c_bindings.d.ts

@@ -0,0 +1,5 @@
+declare function $___native_systable_conout_outputString(string: string): void;
+declare function $___native_systable_conout_clearScreen(): void;
+declare function $___native_systable_conout_setAttribute(
+  attribute: number
+): void;

os/tsconfig.json

@@ -0,0 +1,29 @@
+{
+  "compilerOptions": {
+    // Environment setup & latest features
+    "lib": ["ESNext"],
+    "target": "ESNext",
+    "module": "Preserve",
+    "moduleDetection": "force",
+    "jsx": "react-jsx",
+    "allowJs": true,
+
+    // Bundler mode
+    "moduleResolution": "bundler",
+    "allowImportingTsExtensions": true,
+    "verbatimModuleSyntax": true,
+    "noEmit": true,
+
+    // Best practices
+    "strict": true,
+    "skipLibCheck": true,
+    "noFallthroughCasesInSwitch": true,
+    "noUncheckedIndexedAccess": true,
+    "noImplicitOverride": true,
+
+    // Some stricter flags (disabled by default)
+    "noUnusedLocals": false,
+    "noUnusedParameters": false,
+    "noPropertyAccessFromIndexSignature": false
+  }
+}

scripts/build_c.sh

@@ -4,7 +4,7 @@ mkdir -p out/img/EFI/BOOT
 mkdir -p out/lib
 
 clang -target x86_64-pc-win32-coff -fno-stack-protector -fshort-wchar -mno-red-zone -Iedk2/MdePkg/Include -Iedk2/MdePkg/Include/X64 -c core/src/efi.c -o out/core/efi.o
-clang -target x86_64-pc-win32-coff -fno-stack-protector -fshort-wchar -mno-red-zone -Icore/compat -Icore/lib/duktape/src -Iedk2/MdePkg/Include -Iedk2/MdePkg/Include/X64 -Iedk2/CryptoPkg/Library/Include -c core/src/main.c -o out/core/main.o
+clang -target x86_64-pc-win32-coff -fno-stack-protector -fshort-wchar -mno-red-zone -Icore/compat -Icore/lib/duktape/src -Iedk2/MdePkg/Include -Iedk2/MdePkg/Include/X64 -Iedk2/CryptoPkg/Library/Include -Iout -c core/src/main.c -o out/core/main.o
 clang -target x86_64-pc-win32-coff -fno-stack-protector -fshort-wchar -mno-red-zone -DDUK_F_GENERIC -U_WIN32 -UWIN32 -U_WIN64 -UWIN64 -Icore/compat -Iedk2/MdePkg/Include -Iedk2/MdePkg/Include/X64 -Iedk2/CryptoPkg/Library/Include -c core/lib/duktape/src/duktape.c -o out/lib/duktape.o
 clang -target x86_64-pc-win32-coff -fno-stack-protector -fshort-wchar -mno-red-zone -Icore/compat -Iedk2/MdePkg/Include -Iedk2/MdePkg/Include/X64 -Iedk2/CryptoPkg/Library/Include -c core/src/compat.c -o out/core/compat.o
 

scripts/build_ts.sh

@@ -0,0 +1,7 @@
+# Build TypeScript to JavaScript
+cd os
+echo "Compiling TypeScript to JavaScript..."
+bun build --outdir ../out/os --target node --bundle src/index.ts
+cd ..
+
+./scripts/process_js.js

scripts/process_js.js

@@ -0,0 +1,20 @@
+#!/usr/bin/env node
+const fs = require("fs");
+
+const script = fs.readFileSync("out/os/index.js", "utf-8");
+const processed = script
+  /*.replaceAll("let ", "var ")
+  .replaceAll("const ", "var ")*/
+  .replaceAll("\n`", "\\n`")
+  .replaceAll("`", "'");
+
+fs.writeFileSync(
+  "out/embedded_js.h",
+  `
+  #ifndef EMBEDDED_JS_H
+  #define EMBEDDED_JS_H
+  const char *EMBEDDED_JS = "${processed
+    .replaceAll('"', '\\"')
+    .replaceAll("\n", "\\n")}";
+  #endif`
+);