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build.sh
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#!/bin/bash
# Configure
# sudo apt-get install --reinstall make
# sudo apt install xorriso
# sudo apt-get install clang-6.0
# /mnt/r/ is a temp folder
# Clean
mkdir -p /mnt/r/tofita/iso/EFI/BOOT/
# Bootloader
as -o /mnt/r/tofita/loader.s.o boot/loader/loader.s
clang-6.0 -O0 -xc -std=gnu11 -fno-stack-protector -fshort-wchar -w -mno-red-zone -Wall -Wextra \
-Wimplicit-function-declaration -Werror \
-DGNU_EFI_USE_MS_ABI -DGNU_EFI_USE_EXTERNAL_STDARG -fPIC \
-Iexternal/inc -Iexternal/inc/x86_64 -Iexternal/inc/protocol -DEFI_FUNCTION_WRAPPER \
-c -o /mnt/r/tofita/boot.o boot/uefi/boot.c
clang-6.0 -O0 -xc -std=gnu11 -fno-stack-protector -fshort-wchar -w -mno-red-zone -Wall -Wextra \
-Wimplicit-function-declaration -Werror \
-DGNU_EFI_USE_MS_ABI -DGNU_EFI_USE_EXTERNAL_STDARG -fPIC -mcmodel=large \
-Iexternal/inc -Iexternal/inc/x86_64 -Iexternal/inc/protocol -DEFI_FUNCTION_WRAPPER \
-c -o /mnt/r/tofita/loader.o boot/loader/loader.c
# Kernel
as -o /mnt/r/tofita/cpu.o devices/cpu/cpu.s
clang-6.0 -O2 -xc -std=gnu11 -fno-stack-protector -fshort-wchar -w -mno-red-zone -Wall -Wextra \
-Wimplicit-function-declaration -Werror \
-DTOFITA -mtune=nocona \
-DGNU_EFI_USE_MS_ABI -DGNU_EFI_USE_EXTERNAL_STDARG -fPIC \
-Iexternal/inc -Iexternal/inc/x86_64 -Iexternal/inc/protocol -DEFI_FUNCTION_WRAPPER \
-c -o /mnt/r/tofita/tofita.o kernel/tofita.c
# Link
ld -T kernel/kernel.ld -o /mnt/r/tofita/tofita_kernel.elf.img \
/mnt/r/tofita/tofita.asm.o \
/mnt/r/tofita/cpu.s.o \
/mnt/r/tofita/tofita.o
objcopy -O binary /mnt/r/tofita/tofita_kernel.elf.img /mnt/r/tofita/tofita.img
objcopy -I binary -O elf64-x86-64 -B i386 /mnt/r/tofita/tofita.img /mnt/r/tofita/tofitaimg.o
ld -T boot/loader/loader.ld -o /mnt/r/tofita/loader_kernel.elf.img /mnt/r/tofita/loader.s.o /mnt/r/tofita/loader.o /mnt/r/tofita/tofitaimg.o
objcopy -O binary /mnt/r/tofita/loader_kernel.elf.img /mnt/r/tofita/loader_kernel.img
objcopy -I binary -O elf64-x86-64 -B i386 /mnt/r/tofita/loader_kernel.img /mnt/r/tofita/loader_kernelimg.o
ld -nostdlib -znocombreloc -T external/gnuefi/elf_x86_64_efi.lds -shared -Bsymbolic -L external/gnuefi \
-L /usr/lib \
external/gnuefi/crt0-efi-x86_64.o \
/mnt/r/tofita/boot.o \
/mnt/r/tofita/loader_kernelimg.o \
-o /mnt/r/tofita/loader.so -lefi -lgnuefi
objcopy \
-j .text -j .sdata -j .data -j .dynamic \
-j .dynsym -j .rel -j .rela -j .reloc \
--target=efi-app-x86_64 /mnt/r/tofita/loader.so /mnt/r/tofita/loader.efi
# Create floppy image
dd if=/dev/zero of=/mnt/r/tofita/disk.img bs=1k count=6272
mkfs.vfat /mnt/r/tofita/disk.img
mmd -i /mnt/r/tofita/disk.img ::/EFI
mmd -i /mnt/r/tofita/disk.img ::/EFI/BOOT
mcopy -i /mnt/r/tofita/disk.img /mnt/r/tofita/loader.efi ::/EFI/BOOT/BOOTx64.EFI
mcopy -i /mnt/r/tofita/disk.img /mnt/r/TOFITA.DAT ::/TOFITA.DAT
# Create disk image
cp -f /mnt/r/TOFITA.DAT /mnt/r/tofita/iso/TOFITA.DAT
cp -f /mnt/r/tofita/loader.efi /mnt/r/tofita/iso/EFI/BOOT/BOOTX64.EFI
xorriso -as mkisofs -o /mnt/r/tofita/uefi.iso -iso-level 3 -V UEFI /mnt/r/tofita/iso \
-append_partition 2 0xef /mnt/r/tofita/disk.img \
-e --interval:appended_partition_2:all:: -no-emul-boot
echo [Build complete]