diff --git a/kernel/Makefile b/kernel/Makefile index 6d07b257eb5e8f05c1fbe6a006d50546ab0cd091..b38f33447dac45d9f7fddec355c80d0afb82a624 100644 --- a/kernel/Makefile +++ b/kernel/Makefile @@ -1,10 +1,15 @@ -kernel: - gcc -ffreestanding -c kernel.c -o kernel.o # -m32 - ld -o kernel.img -Ttext 0x7e00 --oformat binary kernel.o # -m elf_i386 +assemble: kernel head + ld -o kernel.img -Ttext 0x7e00 --oformat binary image_head.o kernel.o -m elf_i386 # Sector 1 = bootloader, Sector 2 - (512B TO 64K) = kernel truncate --size=65024 kernel.img +head: + nasm -f elf image_head.asm -o image_head.o + +kernel: + gcc -ffreestanding -fno-pie -c kernel.c -o kernel.o -m32 + clean: rm *.o *.img diff --git a/kernel/image_head.asm b/kernel/image_head.asm new file mode 100644 index 0000000000000000000000000000000000000000..f6d9c3b5503f04e8d4de215858a80b32a78bc853 --- /dev/null +++ b/kernel/image_head.asm @@ -0,0 +1,4 @@ +[bits 32] +[extern main] +call main +ret