Initial commit

Makefile

@@ -0,0 +1,21 @@
+CFLAGS=-Wall -Os -fno-stack-protector -ffreestanding -nostdlib -nostartfiles -mno-vsx -mbig
+LDFLAGS=-nostdlib -melf64ppc
+
+.PHONY: all run clean
+
+all: kernel.elf
+
+run: kernel.elf
+	qemu-system-ppc64 -nographic -kernel "$<" -accel kvm -prom-env input-device=hvterm -machine pseries
+
+clean:
+	rm -f *.bin *.elf *.o
+
+kernel.elf: kernel.ld start.o main.o
+	ld $(LDFLAGS) -o "$@" -T $^
+
+%.o: %.c
+	gcc $(CFLAGS) -c -Os -o "$@" "$<"
+
+%.o: %.S
+	gcc $(CFLAGS) -c -o "$@" "$<"