mirror of
https://github.com/0Nera/BMOSP.git
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Создание точки входа
This commit is contained in:
Aren Elchinyan
parent
ac75698d3c
commit
3d9bcb19bc
212
build.sh
212
build.sh
@ -1,106 +1,106 @@
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#!/bin/bash
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CC="g++"
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ARCH_FLAGS="-m64 -march=x86-64 -mabi=sysv -mno-80387 -mno-red-zone -mcmodel=kernel -MMD -MP"
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WARN_FLAGS="-Wall -Wextra"
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STANDART_FLAGS="-std=gnu11"
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PROTECT_FLAGS="-O0 -pipe -ffreestanding -fno-stack-protector -fno-lto -fno-stack-check -fno-PIC -fno-PIE"
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CHARSET_FLAGS="-finput-charset=UTF-8 -fexec-charset=cp1251"
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LIBS_FLAGS="-Ilimine"
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find_files() {
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file_list=()
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directory=$1
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extensions=$2
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while IFS= read -r -d '' file; do
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file_list+=("$file")
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done < <(find "$directory" -type f \( -name "*.c" -o -name "*.cpp" -o -name "*.s" \) -print0)
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printf '%s\n' "${file_list[@]}"
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}
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compile() {
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file=$1
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output_file="${file/\//-}"
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obj_file="bin/${output_file}.o"
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cmd="$CC $WARN_FLAGS $PROTECT_FLAGS $ARCH_FLAGS $CHARSET_FLAGS $LIBS_FLAGS -c $file -o $obj_file"
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echo "$cmd"
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eval "$cmd"
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echo "$obj_file"
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}
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compile_all() {
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file_list=$(find_files "kernel/" ".c .cpp .s")
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IFS=$'\n' read -rd '' -a file_array <<<"$file_list"
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for file in "${file_array[@]}"; do
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compile "$file"
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done
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while [[ $(grep -o "bin/.*\.o" <<<"${results[*]}") ]]; do
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sleep 1
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done
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cmd="ld -nostdlib -static -m elf_x86_64 -z max-page-size=0x1000 -T configs/linker.ld -o kernel.elf ${results[*]}"
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echo "$cmd"
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eval "$cmd"
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}
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check_limine() {
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if [ ! -d "limine" ]; then
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git clone "https://github.com/limine-bootloader/limine.git" --branch=v5.x-branch-binary --depth=1
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else
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pushd "limine"
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git pull
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popd
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fi
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pushd "limine"
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make
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popd
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}
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check_tools() {
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required_tools=("g++" "xorriso" "make" "mtools")
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missing_tools=()
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for tool in "${required_tools[@]}"; do
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if ! command -v "$tool" >/dev/null 2>&1; then
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missing_tools+=("$tool")
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fi
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done
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if (( ${#missing_tools[@]} > 0 )); then
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sudo apt install "${missing_tools[@]}"
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fi
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}
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create_iso() {
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IMAGE_NAME=$1
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rm -rf "iso_root"
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mkdir -p "iso_root"
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cp -v "boot/CYRILL2.F16" "iso_root/"
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cp -v "kernel.elf" "configs/limine.cfg" "limine/limine-bios.sys" "limine/limine-bios-cd.bin" "limine/limine-uefi-cd.bin" "iso_root/"
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mkdir -p "iso_root/EFI/BOOT"
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cp -v "limine/BOOTX64.EFI" "iso_root/EFI/BOOT/"
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cp -v "limine/BOOTIA32.EFI" "iso_root/EFI/BOOT/"
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xorriso -as mkisofs -b limine-bios-cd.bin -no-emul-boot -boot-load-size 4 -boot-info-table --efi-boot limine-uefi-cd.bin -efi-boot-part --efi-boot-image --protective-msdos-label iso_root -o "${IMAGE_NAME}.iso"
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./limine/limine bios-install "${IMAGE_NAME}.iso"
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rm -rf "iso_root"
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}
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create_hdd() {
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IMAGE_NAME=$1
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rm -f "${IMAGE_NAME}.hdd"
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dd if=/dev/zero bs=1M count=0 seek=64 of="${IMAGE_NAME}.hdd"
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sgdisk "${IMAGE_NAME}.hdd" -n 1:2048 -t 1:ef00
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./limine/limine bios-install "${IMAGE_NAME}.hdd"
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mformat -i "${IMAGE_NAME}.hdd@@1M"
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mmd -i "${IMAGE_NAME}.hdd@@1M" "::/EFI" "::/EFI/BOOT"
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mcopy -i "${IMAGE_NAME}.hdd@@1M" "kernel.elf" "configs/limine.cfg" "boot/CYRILL2.F16" "limine/limine-bios.sys" "::/"
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mcopy -i "${IMAGE_NAME}.hdd@@1M" "limine/BOOTX64.EFI" "limine/BOOTIA32.EFI" "::/EFI/BOOT"
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}
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check_limine
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check_tools
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compile_all
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create_iso "IMAGE_NAME"
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create_hdd "IMAGE_NAME"
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#!/bin/bash
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CC="g++"
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ARCH_FLAGS="-m64 -march=x86-64 -mabi=sysv -mno-80387 -mno-red-zone -mcmodel=kernel -MMD -MP"
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WARN_FLAGS="-Wall -Wextra"
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STANDART_FLAGS="-std=gnu11"
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PROTECT_FLAGS="-O0 -pipe -ffreestanding -fno-stack-protector -fno-lto -fno-stack-check -fno-PIC -fno-PIE"
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CHARSET_FLAGS="-finput-charset=UTF-8 -fexec-charset=cp1251"
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LIBS_FLAGS="-Ilimine"
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find_files() {
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file_list=()
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directory=$1
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extensions=$2
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while IFS= read -r -d '' file; do
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file_list+=("$file")
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done < <(find "$directory" -type f \( -name "*.c" -o -name "*.cpp" -o -name "*.s" \) -print0)
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printf '%s\n' "${file_list[@]}"
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}
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compile() {
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file=$1
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output_file="${file/\//-}"
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obj_file="bin/${output_file}.o"
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cmd="$CC $WARN_FLAGS $PROTECT_FLAGS $ARCH_FLAGS $CHARSET_FLAGS $LIBS_FLAGS -c $file -o $obj_file"
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echo "$cmd"
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eval "$cmd"
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echo "$obj_file"
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}
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compile_all() {
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file_list=$(find_files "kernel/" ".c .cpp .s")
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IFS=$'\n' read -rd '' -a file_array <<<"$file_list"
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for file in "${file_array[@]}"; do
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compile "$file"
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done
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while [[ $(grep -o "bin/.*\.o" <<<"${results[*]}") ]]; do
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sleep 1
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done
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cmd="ld -nostdlib -static -m elf_x86_64 -z max-page-size=0x1000 -T configs/linker.ld -o kernel.elf ${results[*]}"
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echo "$cmd"
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eval "$cmd"
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}
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check_limine() {
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if [ ! -d "limine" ]; then
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git clone "https://github.com/limine-bootloader/limine.git" --branch=v5.x-branch-binary --depth=1
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else
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pushd "limine"
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git pull
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popd
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fi
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pushd "limine"
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make
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popd
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}
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check_tools() {
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required_tools=("g++" "xorriso" "make" "mtools")
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missing_tools=()
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for tool in "${required_tools[@]}"; do
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if ! command -v "$tool" >/dev/null 2>&1; then
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missing_tools+=("$tool")
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fi
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done
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if (( ${#missing_tools[@]} > 0 )); then
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sudo apt install "${missing_tools[@]}"
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fi
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}
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create_iso() {
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IMAGE_NAME=$1
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rm -rf "iso_root"
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mkdir -p "iso_root"
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cp -v "boot/CYRILL2.F16" "iso_root/"
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cp -v "kernel.elf" "configs/limine.cfg" "limine/limine-bios.sys" "limine/limine-bios-cd.bin" "limine/limine-uefi-cd.bin" "iso_root/"
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mkdir -p "iso_root/EFI/BOOT"
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cp -v "limine/BOOTX64.EFI" "iso_root/EFI/BOOT/"
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cp -v "limine/BOOTIA32.EFI" "iso_root/EFI/BOOT/"
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xorriso -as mkisofs -b limine-bios-cd.bin -no-emul-boot -boot-load-size 4 -boot-info-table --efi-boot limine-uefi-cd.bin -efi-boot-part --efi-boot-image --protective-msdos-label iso_root -o "${IMAGE_NAME}.iso"
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./limine/limine bios-install "${IMAGE_NAME}.iso"
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rm -rf "iso_root"
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}
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create_hdd() {
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IMAGE_NAME=$1
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rm -f "${IMAGE_NAME}.hdd"
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dd if=/dev/zero bs=1M count=0 seek=64 of="${IMAGE_NAME}.hdd"
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sgdisk "${IMAGE_NAME}.hdd" -n 1:2048 -t 1:ef00
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./limine/limine bios-install "${IMAGE_NAME}.hdd"
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mformat -i "${IMAGE_NAME}.hdd@@1M"
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mmd -i "${IMAGE_NAME}.hdd@@1M" "::/EFI" "::/EFI/BOOT"
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mcopy -i "${IMAGE_NAME}.hdd@@1M" "kernel.elf" "configs/limine.cfg" "boot/CYRILL2.F16" "limine/limine-bios.sys" "::/"
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mcopy -i "${IMAGE_NAME}.hdd@@1M" "limine/BOOTX64.EFI" "limine/BOOTIA32.EFI" "::/EFI/BOOT"
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}
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check_limine
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check_tools
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compile_all
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create_iso "MSEOS"
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create_hdd "MSEOS"
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12
kernel/start.cpp
Normal file
12
kernel/start.cpp
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#include <limine.h>
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// Точка входа
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extern "C" void _start() {
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asm volatile("cli");
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for (;;) {
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asm volatile("hlt");
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}
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}
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