Merge pull request #95 from kkebo/remove-makefile

build: remove make dependency

Author: kkebo

Makefile

@@ -4,12 +4,6 @@ An operating system written in Swift.
 
 ## Prerequisites
 
-- Make
-  - Arch Linux: `sudo pacman -S make`
-  - Fedora 40 or later: `sudo dnf install make`
-  - Ubuntu 24.04/22.04: `sudo apt install make`
-  - Debian 12: `sudo apt install make`
-  - macOS 14: bulit-in (`/usr/bin/make`)
 - QEMU 9.0 or later
   - Arch Linux: `sudo pacman -S qemu-system-aarch64`
   - Fedora 41 or later: `sudo dnf install qemu-system-aarch64-core`
@@ -24,20 +18,68 @@ An operating system written in Swift.
     swiftly install
     ```
 
-## Building
+## Building for emulators
+
+On Linux,
 
 ```shell
-make
+swift build -c release --triple aarch64-none-none-elf --toolset toolsets/linux.json
 ```
 
-## Cleaning build outputs
+On macOS,
 
 ```shell
-make clean
+swift build -c release --triple aarch64-none-none-elf --toolset toolsets/macos.json
 ```
 
 ## Running on QEMU
 
+On Linux,
+
+```shell
+swift run -c release --triple aarch64-none-none-elf --toolset toolsets/linux.json
+```
+
+On macOS,
+
+```shell
+swift run -c release --triple aarch64-none-none-elf --toolset toolsets/macos.json
+```
+
+## Building for real hardwares
+
+On Linux,
+
+```shell
+swift build -c release --triple aarch64-none-none-elf --toolset toolsets/linux.json
+llvm-objcopy .build/release/Kernel -O binary .build/kernel8.img
+```
+
+On macOS,
+
+```shell
+swift build -c release --triple aarch64-none-none-elf --toolset toolsets/macos.json
+llvm-objcopy .build/release/Kernel -O binary .build/kernel8.img
+```
+
+## Cleaning build outputs
+
+```shell
+swift package clean
+```
+
+## swift-format
+
+This project is using [swift-format](https://github.com/swiftlang/swift-format) for formatting and linting.
+
+Format:
+
+```shell
+swift format format -rip .
+```
+
+Lint:
+
 ```shell
-make run
+swift format lint -rp .
 ```

README.md

@@ -2,6 +2,7 @@
     "schemaVersion": "1.0",
     "swiftCompiler": {
         "extraCLIOptions": [
+            "-Osize",
             "-enable-experimental-feature", "Embedded",
             "-Xfrontend", "-no-allocations",
             "-Xfrontend", "-function-sections",
@@ -21,5 +22,13 @@
             "-T", "linker.ld",
             "-Map", ".build/kernel.map"
         ]
+    },
+    "debugger": {
+        "path": "/usr/bin/qemu-system-aarch64",
+        "extraCLIOptions": [
+            "-machine", "raspi4b",
+            "-serial", "stdio",
+            "-kernel"
+        ]
     }
 }

toolset.json renamed to toolsets/linux.json

@@ -0,0 +1,34 @@
+{
+    "schemaVersion": "1.0",
+    "swiftCompiler": {
+        "extraCLIOptions": [
+            "-Osize",
+            "-enable-experimental-feature", "Embedded",
+            "-Xfrontend", "-no-allocations",
+            "-Xfrontend", "-function-sections",
+            "-Xfrontend", "-disable-stack-protector",
+            "-Xfrontend", "-mergeable-symbols",
+            "-Xclang-linker", "-nostdlib",
+            "-Xclang-linker", "-fuse-ld=lld"
+        ]
+    },
+    "linker": {
+        "extraCLIOptions": [
+            "-nostdlib",
+            "-static",
+            "--gc-sections",
+            "--strip-all",
+            "--orphan-handling=error",
+            "-T", "linker.ld",
+            "-Map", ".build/kernel.map"
+        ]
+    },
+    "debugger": {
+        "path": "/opt/homebrew/bin/qemu-system-aarch64",
+        "extraCLIOptions": [
+            "-machine", "raspi4b",
+            "-serial", "stdio",
+            "-kernel"
+        ]
+    }
+}