makefile

用于汇编领域的,运用于OS的MAIN函数.基于硬件基础的源代码

CC = gcc
AS = as
LD = ld
NM = nm
OBJCOPY_FLAGS = -R .dynamic -R .note -R .comment

all: boot setup io.o printk.o idt.o interrupt.o entry.o head.o timer.o kbd.o mm.o process.o sched.o kernel.img

boot: boot.o
	$(LD) -Ttext 0x0 -s --oformat binary -o boot boot.o

boot.o: boot.s
	$(AS) -o boot.o boot.s

setup: setup.o
	$(LD) -Ttext 0x00 -s --oformat binary -o setup setup.o

setup.o: setup.s
	$(AS) -o setup.o setup.s

io.o: io.c
	$(CC) -c io.c

printk.o: printk.c
	$(CC) -c printk.c

idt.o: idt.c
	$(CC) -c idt.c

interrupt.o: interrupt.c
	$(CC) -c interrupt.c 

entry.o: entry.s
	$(AS) -o entry.o entry.s

head.o: head.S
	$(AS) -o head.o head.S

timer.o: timer.c
	$(CC) -c timer.c

kbd.o: kbd.c
	$(CC) -c kbd.c

mm.o: mm.c
	$(CC) -c mm.c

process.o: process.c
	$(CC) -c process.c

sched.o: sched.c
	$(CC) -c sched.c

kernel.img: hos7
	objcopy $(OBJCOPY_FLAGS) -S -O binary hos7 kernel.img

hos7: main.o
	$(LD) -o hos7 -Ttext 0x00010000 -e startup head.o main.o printk.o io.o idt.o interrupt.o timer.o kbd.o process.o mm.o sched.o entry.o
	$(NM) hos7 | sort > symbol.map

main.o: main.c
	$(CC) -c main.c

clean:
	rm -f hos7 boot setup kernel.img *.o symbol.map