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|
SHELL:=/bin/bash
# -mgeneral-regs-only only needed for interrupt handlers
CFLAGS:= \
-nostdlib \
-nostdinc \
-fno-builtin \
-fno-stack-protector \
-nostartfiles \
-nodefaultlibs \
-mgeneral-regs-only \
-Wall \
-Wextra
STAGE3 = \
stage3/main.o \
stage3/gfx.o \
stage3/halt.o \
stage3/interrupts.o \
stage3/isr.o \
stage3/pic.o \
stage3/memory.o \
stage3/paging.o \
stage3/heap.o \
stage3/font.o \
stage3/letters.o \
stage3/anna.o
cuddles.img: stage1.out stage2.out stage3.out
cat stage{1,2,3}.out > cuddles.img
stage1.out: stage1/main.asm stage1/print.asm stage2.out stage3.out
nasm -f bin stage1/main.asm -o stage1.out \
-dKSIZE=$$(du -cb stage{2,3}.out | tail -n1 | cut -f1)
stage2.out: stage2/main.asm stage2/mmap.asm stage2/paging.asm stage2/vesa.asm stage1/print.asm
nasm -f bin stage2/main.asm -o stage2.out
dd if=/dev/zero bs=1 count=$$(echo 4608-$$(du -b stage2.out | cut -f1) | bc) >> stage2.out
stage3.out: $(STAGE3) stage3.ld
ld $(STAGE3) -T stage3.ld -Map=stage3.map
stage3/%.o: stage3/%.asm
nasm -f elf64 $< -o $@
stage3/%.o: stage3/%.c
cc $(CFLAGS) -c $< -o $@
stage3/isr.asm: stage3/isr.lua
lua stage3/isr.lua > stage3/isr.asm
.PHONY: run clean flash disas map
run: cuddles.img
echo c | bochs -q
clean:
rm -rf stage3/*.o *.out *.img *.map stage3/isr.asm
flash: cuddles.img
dd if=cuddles.img of=$(DEV)
disas: stage3.out
objdump -b binary -D -M intel -m i386:x86-64 stage3.out --adjust-vma 0x9000 --disassembler-color=on
map: stage3.out
cat stage3.map
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