| obj16-y = e820.o int10.o int15.o |
| obj-y = $(obj16-y) entry.o main.o string.o printf.o cstart.o |
| all-y = bios.bin |
| |
| CFLAGS := -O2 -Wall -g |
| |
| BIOS_CFLAGS += -m32 |
| BIOS_CFLAGS += -march=i386 |
| BIOS_CFLAGS += -mregparm=3 |
| BIOS_CFLAGS += -fno-stack-protector -fno-delete-null-pointer-checks |
| BIOS_CFLAGS += -ffreestanding |
| BIOS_CFLAGS += -Iinclude |
| $(obj16-y): BIOS_CFLAGS += -include code16gcc.h |
| |
| all: $(all-y) |
| |
| .PRECIOUS: %.o |
| %.o: %.c |
| $(CC) $(CFLAGS) $(BIOS_CFLAGS) -c -s $< -o $@ |
| %.o: %.S |
| $(CC) $(CFLAGS) $(BIOS_CFLAGS) -c -s $< -o $@ |
| |
| bios.bin.elf: $(obj-y) flat.lds |
| $(LD) -T flat.lds -o bios.bin.elf $(obj-y) |
| |
| bios.bin: bios.bin.elf |
| objcopy -O binary bios.bin.elf bios.bin |
| |
| clean: |
| rm -f $(obj-y) $(all-y) bios.bin.elf |
