mirror of
https://github.com/isometimes/rpi4-osdev
synced 2024-11-09 20:00:40 +00:00
20 lines
660 B
Makefile
20 lines
660 B
Makefile
|
CFILES = $(wildcard *.c lib/*.c)
|
||
|
|
OFILES = $(CFILES:.c=.o)
|
||
|
|
LLVMPATH = /opt/homebrew/opt/llvm/bin
|
||
|
|
CLANGFLAGS = -Wall -O2 -ffreestanding -nostdinc -nostdlib -mcpu=cortex-a72+nosimd
|
||
|
|
|
||
|
|
all: clean kernel8.img
|
||
|
|
|
||
|
|
boot/boot.o: boot/boot.S
|
||
|
|
$(LLVMPATH)/clang --target=aarch64-elf $(CLANGFLAGS) -c $< -o $@
|
||
|
|
|
||
|
|
%.o: %.c
|
||
|
|
$(LLVMPATH)/clang --target=aarch64-elf $(CLANGFLAGS) -c $< -o $@
|
||
|
|
|
||
|
|
kernel8.img: boot/boot.o $(OFILES)
|
||
|
|
$(LLVMPATH)/ld.lld -m aarch64elf -nostdlib boot/boot.o $(OFILES) -T boot/link.ld -o kernel8.elf
|
||
|
|
$(LLVMPATH)/llvm-objcopy -O binary kernel8.elf kernel8.img
|
||
|
|
|
||
|
|
clean:
|
||
|
|
/bin/rm kernel8.elf *.o bin/*.o boot/*.o lib/*.o *.img > /dev/null 2> /dev/null || true
|