Initial commit

1 files changed, 57 insertions, 0 deletions

diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..cf58fa7
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,57 @@
+SHELL:=/bin/bash
+
+CFLAGS:= \
+	-nostdlib \
+	-nostdinc \
+	-fno-builtin \
+	-fno-stack-protector \
+	-nostartfiles \
+	-nodefaultlibs \
+	-Wall \
+	-Wextra \
+	-Werror
+
+STAGE3 = \
+	stage3/main.o \
+	stage3/gfx.o \
+	stage3/halt.o \
+	stage3/framebuffer.o \
+	stage3/memory.o \
+	stage3/paging.o
+
+lizzyx.img: stage1.out stage2.out stage3.out
+	cat stage{1,2,3}.out > lizzyx.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 $@
+
+.PHONY: run clean flash disas map
+
+run: lizzyx.img
+	echo c | bochs -q
+
+clean:
+	rm -rf stage3/*.o *.out *.img *.map
+
+flash: lizzyx.img
+	dd if=lizzyx.img of=$(DEV)
+
+disas: stage3.out
+	objdump -b binary -D -M intel -m i386:x86-64 stage3.out --adjust-vma 0x9000
+
+map: stage3.out
+	cat stage3.map