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# Makefile for Marmot
CC = /usr/bin/gcc
LD = /usr/bin/ld
PERL = /usr/bin/perl
ASFLAGS = -Wa,--fatal-warnings
CFLAGS = -Wall -O2 -ffreestanding -funsigned-char -fno-common -I. -I.
LDFLAGS = -Map link.map --script=ld.conf
SFILES = boot.S loader.S interrupts.S vesa.S font.S util.S
CFILES = mm.c video.c irq.c task.c apic.c cpu.c pci.c alloc.c panic.c
.PHONY : all
all : marmot.iso
# Run this rule manually - should never need to be done
.PHONY : fonts
fonts :
$(PERL) hexfont2data.pl basic_font.hex font.S
marmot.iso : boot.img
mkdir -p iso_files
cp -f boot.img marmot.bmp iso_files/
genisoimage -b boot.img -o marmot.iso iso_files
boot.img : boot
$(PERL) mksym.pl
dd if=/dev/urandom of=$@ bs=512 count=2880
dd if=boot of=$@ bs=512 seek=0 conv=notrunc
$(PERL) cs.pl
boot : $(SFILES:.S=.o) $(CFILES:.c=.o)
$(LD) $^ $(LDFLAGS) -o $@
.PHONY : asm
asm : $(CFILES:.c=.s)
%.o : %.S
$(CC) $(CFLAGS) $(ASFLAGS) -c -o $@ $<
%.s : %.c
$(CC) $(CFLAGS) -S $<
.PHONY : clean
clean :
rm -fr iso_files
rm -f boot boot.img marmot.iso link.map symbols.txt *.s *.o *~
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