WIP: modules
This commit is contained in:
karina
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# SPDX-License-Identifier: GPL-3.0-or-later
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# Copyright (c) 2026 0xKSor
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cmake_minimum_required(VERSION 3.20)
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project(ksOS_init LANGUAGES C)
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file(GLOB_RECURSE INIT_SOURCES CMAKE_CONFIGURE_DEPENDS
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${CMAKE_CURRENT_SOURCE_DIR}/Source/*.S
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${CMAKE_CURRENT_SOURCE_DIR}/Source/*.c
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)
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add_executable(init ${INIT_SOURCES})
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target_include_directories(init PRIVATE
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${CMAKE_CURRENT_SOURCE_DIR}/Source
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${CMAKE_CURRENT_SOURCE_DIR}/../../Common
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)
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target_compile_options(init PRIVATE
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-std=c23
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-ffreestanding
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-fno-stack-protector
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-fno-builtin
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-Wall -Wextra
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-g
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-mgeneral-regs-only
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)
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# Передаем "голые" аргументы напрямую для ld.lld
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target_link_options(init PRIVATE
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"-Ttext=0x400000"
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"-e" "_start"
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"-z" "max-page-size=0x1000"
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"--no-dynamic-linker"
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)
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set_target_properties(init PROPERTIES
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OUTPUT_NAME "Init"
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RUNTIME_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}"
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)
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@@ -0,0 +1,21 @@
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// SPDX-License-Identifier: GPL-3.0-or-later
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// Copyright (c) 2026 0xKSor
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.section .text.entry, "ax"
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.global _start
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_start:
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// Set up stack pointer (8KB stack)
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adrp x0, stack_top
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add sp, x0, :lo12:stack_top
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// Jump to C main
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bl main
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// If main returns, loop forever
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b .
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.section .bss, "aw", @nobits
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.align 12 // 4KB alignment
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stack_bottom:
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.space 8192 // 8KB stack
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stack_top:
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@@ -0,0 +1,9 @@
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// SPDX-License-Identifier: GPL-3.0-or-later
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// Copyright (c) 2026 0xKSor
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void main(void) {
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__asm__ volatile(
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"svc #0\n"
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"b .\n"
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);
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}
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@@ -0,0 +1,58 @@
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# SPDX-License-Identifier: GPL-3.0-or-later
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# Copyright (c) 2026 0xKSor
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set(CMAKE_SYSTEM_NAME Generic)
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set(CMAKE_SYSTEM_PROCESSOR aarch64)
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set(CMAKE_TRY_COMPILE_TARGET_TYPE STATIC_LIBRARY)
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if(NOT LLVM_BIN)
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find_program(_CLANG
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NAMES clang
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HINTS
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/opt/homebrew/opt/llvm/bin
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/usr/local/opt/llvm/bin
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)
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if(NOT _CLANG AND APPLE)
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execute_process(
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COMMAND brew --prefix llvm
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OUTPUT_VARIABLE LLVM_PREFIX
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OUTPUT_STRIP_TRAILING_WHITESPACE
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ERROR_QUIET
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RESULT_VARIABLE BREW_PREFIX_RESULT
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)
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if(BREW_PREFIX_RESULT EQUAL 0 AND EXISTS "${LLVM_PREFIX}/bin/clang")
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set(_CLANG "${LLVM_PREFIX}/bin/clang")
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endif()
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endif()
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if(NOT _CLANG)
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message(FATAL_ERROR "clang not found. Set LLVM_BIN or add clang to PATH.")
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endif()
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get_filename_component(LLVM_BIN "${_CLANG}" DIRECTORY)
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endif()
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set(CMAKE_C_COMPILER "${LLVM_BIN}/clang")
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set(CMAKE_ASM_COMPILER "${LLVM_BIN}/clang")
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set(TARGET_TRIPLE aarch64-none-elf)
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set(CMAKE_C_COMPILER_TARGET ${TARGET_TRIPLE})
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set(CMAKE_ASM_COMPILER_TARGET ${TARGET_TRIPLE})
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if(APPLE)
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find_program(TERMOS_LD_LLD NAMES ld.lld HINTS /usr/local/bin /opt/homebrew/bin REQUIRED)
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set(CMAKE_C_LINK_FLAGS "")
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set(CMAKE_C_LINK_EXECUTABLE
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"${TERMOS_LD_LLD} <CMAKE_C_LINK_FLAGS> <LINK_FLAGS> <OBJECTS> -o <TARGET> <LINK_LIBRARIES>")
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endif()
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find_program(LLVM_OBJCOPY NAMES llvm-objcopy objcopy
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HINTS
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"${LLVM_BIN}"
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/usr/local/opt/llvm/bin
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/opt/homebrew/opt/llvm/bin
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/usr/local/bin
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/opt/homebrew/bin
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REQUIRED
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)
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@@ -0,0 +1,124 @@
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# SPDX-License-Identifier: GPL-3.0-or-later
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# Copyright (c) 2026 0xKSor
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set quiet := true
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ROOT_BUILD_DIR := env_var_or_default("BUILD_DIR", justfile_directory() + "/../.build")
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RUNTIME_BUILD_DIR := ROOT_BUILD_DIR + "/Runtime"
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TEMP_DIR := env_var_or_default("TEMP_DIR", ROOT_BUILD_DIR + "/temp")
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_default:
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just --list
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@_build_cmake project_dir target_subpath:
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#!/usr/bin/env bash
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set -e
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PROJECT_DIR="{{ project_dir }}"
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TARGET_SUBPATH="{{ target_subpath }}"
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TEMP_DIR="{{ TEMP_DIR }}/Runtime/${TARGET_SUBPATH}"
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OUT_DIR="{{ RUNTIME_BUILD_DIR }}/${TARGET_SUBPATH}"
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echo " 🛠️ CMake build: ${TARGET_SUBPATH}"
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TOOLCHAIN_FILE="{{ justfile_directory() }}/cmake/aarch64.cmake"
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TOOLCHAIN=""
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if [ -f "${TOOLCHAIN_FILE}" ]; then
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TOOLCHAIN="-DCMAKE_TOOLCHAIN_FILE=${TOOLCHAIN_FILE}"
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else
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echo " ⚠️ Warning: Toolchain file not found at ${TOOLCHAIN_FILE}"
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fi
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if ! OUT=$(cmake -B "${TEMP_DIR}" -S "${PROJECT_DIR}" -DCMAKE_BUILD_TYPE=Release ${TOOLCHAIN} -G Ninja 2>&1); then
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echo "$OUT"
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exit 1
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fi
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if ! OUT=$(cmake --build "${TEMP_DIR}" 2>&1); then
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echo "$OUT"
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exit 1
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fi
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mkdir -p "${OUT_DIR}"
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# Copy everything from build dir except CMake junk
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rsync -a --exclude='CMakeFiles' --exclude='CMakeCache.txt' --exclude='*.ninja*' --exclude='.ninja*' \
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"${TEMP_DIR}"/ "${OUT_DIR}"/ 2>/dev/null || \
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cp -R "${TEMP_DIR}"/* "${OUT_DIR}"/ 2>/dev/null || true
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echo " ✅ CMake done: ${TARGET_SUBPATH}"
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@_build_swiftpm project_dir target_subpath:
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#!/usr/bin/env bash
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set -e
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PROJECT_DIR="{{ project_dir }}"
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TARGET_SUBPATH="{{ target_subpath }}"
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TEMP_DIR="{{ TEMP_DIR }}/Runtime/${TARGET_SUBPATH}"
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OUT_DIR="{{ RUNTIME_BUILD_DIR }}/${TARGET_SUBPATH}"
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echo " 🛠️ SwiftPM build: ${TARGET_SUBPATH}"
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cd "${PROJECT_DIR}"
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if ! OUT=$(swift build -c release --build-path "${TEMP_DIR}" 2>&1); then
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echo "$OUT"
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exit 1
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fi
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mkdir -p "${OUT_DIR}"
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if [ -d "${TEMP_DIR}/release" ]; then
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rsync -a "${TEMP_DIR}/release"/ "${OUT_DIR}"/ 2>/dev/null || \
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cp -R "${TEMP_DIR}/release"/* "${OUT_DIR}"/ 2>/dev/null || true
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elif [ -d "${TEMP_DIR}/Release" ]; then
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rsync -a "${TEMP_DIR}/Release"/ "${OUT_DIR}"/ 2>/dev/null || \
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cp -R "${TEMP_DIR}/Release"/* "${OUT_DIR}"/ 2>/dev/null || true
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fi
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echo " ✅ SwiftPM done: ${TARGET_SUBPATH}"
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@_discover_and_build category:
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#!/usr/bin/env bash
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set -e
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CATEGORY="{{ category }}"
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RUNTIME_DIR="{{ justfile_directory() }}"
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SRC_DIR="${RUNTIME_DIR}/${CATEGORY}"
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if [ ! -d "${SRC_DIR}" ]; then
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echo " 📁 ${CATEGORY}/ not found, skipping"
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exit 0
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fi
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shopt -s nullglob
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projects=("${SRC_DIR}"/*/)
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shopt -u nullglob
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if [ ${#projects[@]} -eq 0 ]; then
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echo " 📁 ${CATEGORY}/ is empty, skipping"
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exit 0
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fi
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for dir in "${projects[@]}"; do
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name=$(basename "${dir}")
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echo ""
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echo " 📦 ${CATEGORY}/${name}"
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if [ -f "${dir}/CMakeLists.txt" ]; then
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just --quiet _build_cmake "${dir}" "${CATEGORY}/${name}"
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elif [ -f "${dir}/Package.swift" ]; then
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just --quiet _build_swiftpm "${dir}" "${CATEGORY}/${name}"
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else
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echo " ⚠️ Skipping ${CATEGORY}/${name}: no CMakeLists.txt or Package.swift found"
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fi
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done
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@build:
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@echo "🛠️ Building Runtime..."
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@mkdir -p {{ RUNTIME_BUILD_DIR }}/System
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@mkdir -p {{ RUNTIME_BUILD_DIR }}/Apps
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@just --quiet _discover_and_build System
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@just --quiet _discover_and_build Apps
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@echo ""
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@echo "✅ Runtime ready at: {{ RUNTIME_BUILD_DIR }}"
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@clean:
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@rm -rf {{ TEMP_DIR }}/Runtime
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@rm -rf {{ RUNTIME_BUILD_DIR }}
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@echo "🧹 Runtime cleaned"
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