forked from lucianoforks/falling-block-puzzle-game-os
53 lines
1.2 KiB
Makefile
53 lines
1.2 KiB
Makefile
CC=i386-elf-gcc
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ASM=i386-elf-as
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LD=i386-elf-ld
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GFLAGS=
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CCFLAGS=-m32 -std=c11 -O2 -g -Wall -Wextra -Wpedantic -Wstrict-aliasing
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CCFLAGS+=-Wno-pointer-arith -Wno-unused-parameter
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CCFLAGS+=-nostdlib -nostdinc -ffreestanding -fno-pie -fno-stack-protector
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CCFLAGS+=-fno-builtin-function -fno-builtin
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ASFLAGS=
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LDFLAGS=
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BOOTSECT_SRCS=\
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src/stage0.S
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BOOTSECT_OBJS=$(BOOTSECT_SRCS:.S=.o)
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KERNEL_C_SRCS=$(wildcard src/*.c)
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KERNEL_S_SRCS=$(filter-out $(BOOTSECT_SRCS), $(wildcard src/*.S))
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KERNEL_OBJS=$(KERNEL_C_SRCS:.c=.o) $(KERNEL_S_SRCS:.S=.o)
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BOOTSECT=bootsect.bin
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KERNEL=kernel.bin
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ISO=boot.iso
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all: dirs bootsect kernel
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dirs:
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mkdir -p bin
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clean:
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rm ./**/*.o
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rm ./*.iso
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rm ./**/*.elf
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rm ./**/*.bin
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%.o: %.c
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$(CC) -o $@ -c $< $(GFLAGS) $(CCFLAGS)
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%.o: %.S
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$(ASM) -o $@ -c $< $(GFLAGS) $(ASFLAGS)
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bootsect: $(BOOTSECT_OBJS)
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$(LD) -o ./bin/$(BOOTSECT) $^ -Ttext 0x7C00 --oformat=binary
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kernel: $(KERNEL_OBJS)
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$(LD) -o ./bin/$(KERNEL) $^ $(LDFLAGS) -Tsrc/link.ld
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iso: bootsect kernel
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dd if=/dev/zero of=boot.iso bs=512 count=2880
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dd if=./bin/$(BOOTSECT) of=boot.iso conv=notrunc bs=512 seek=0 count=1
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dd if=./bin/$(KERNEL) of=boot.iso conv=notrunc bs=512 seek=1 count=2048
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