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Makefile
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Makefile
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# Makefile for kylux
DIRS = . lib lib/kernel lib/user kernel arch arch/x86 test test/kernel util
# ./
SRC = src/main.o \
src/boot.o \
src/debug.o
# lib/
LIB_SRC = src/lib/stdio.o \
src/lib/stdlib.o \
src/lib/string.o
# lib/user/
LIB_USER_SRC =
# lib/kernel/
LIB_KERNEL_SRC = src/lib/kernel/framebuf.o \
src/lib/kernel/bitmap.o \
src/lib/kernel/list.o \
src/lib/kernel/hash.o \
src/lib/kernel/kmalloc.o \
src/lib/kernel/test.o
# arch/
ARCH_SRC =
# arch/x86/
ARCH_X86_SRC = src/arch/x86/framebuf.o \
src/arch/x86/io_bus.o \
src/arch/x86/idt.o \
src/arch/x86/isr.o \
src/arch/x86/gdt.o \
src/arch/x86/gdt_asm.o \
src/arch/x86/interrupt.o \
src/arch/x86/atomic.o \
src/arch/x86/timer.o \
src/arch/x86/pagedir.o \
src/arch/x86/thread.o
# kernel/
KERNEL_SRC = src/kernel/spinlock.o \
src/kernel/semaphore.o \
src/kernel/lock.o \
src/kernel/page_mgr.o \
src/kernel/frame_mgr.o \
src/kernel/pagemap.o \
src/kernel/paging.o \
src/kernel/process.o \
src/kernel/thread.o \
src/kernel/interrupt.o
# test/
TEST_SRC = src/test/test.o
# test/kernel/
TEST_KERNEL_SRC = src/test/kernel/hash.o \
src/test/kernel/list.o
# All of our source files
SOURCES = $(SRC) \
$(LIB_SRC) \
$(LIB_KERNEL_SRC) \
$(ARCH_X86_SRC) \
$(KERNEL_SRC) \
$(TEST_SRC) \
$(TEST_KERNEL_SRC)
# -Wextra -pedantic -Wshadow -Wpointer-arith -Wcast-align \
# -Wwrite-strings -Wmissing-prototypes -Wmissing-declarations \
# -Wredundant-decls -Wnested-externs -Winline -Wno-long-long \
# -Wconversion -Wstrict-prototypes \
CFLAGS= -Wall \
-Iinclude/ -Linclude/lib/kernel/ \
-nostdlib -nostdinc -fno-builtin -fno-stack-protector \
-Winline -O0
# These flags are enabled when `make test' is invoked
TESTFLAGS=-D WITH_ASSERTS -g
LDFLAGS=-Tlink.ld
ASFLAGS=-felf
all: $(SOURCES) link
test:
CFLAGS += $(TESTFLAGS)
clean
all
clean:
for d in $(DIRS); do rm src/$$d/*.o >/dev/null; rm src/$$d/.*.swo >/dev/null; rm src/$$d/.*.swp >/dev/null; done
for d in $(DIRS); do rm include/$$d/.*.swo >/dev/null; rm include/$$d/.*.swp >/dev/null; done
rm .*.swp >/dev/null
rm .*.swo >/dev/null
rm kernel >/dev/null
rm *.i >/dev/null
rm *.s >/dev/null
kylux: FORCE
sudo make reset && make && make install && make run
# Creates a loopback, causing all writes to /dev/loop0 to go to
# floppy.img. Then /dev/loop0 is mounted to install/ where the binary
# is written.
install: FORCE# reset
sudo losetup /dev/loop0 floppy.img
sudo mount /dev/loop0 install
sudo cp kernel install/kernel
sudo umount /dev/loop0
sudo losetup -d /dev/loop0
# Force something to make
FORCE:
# Sometimes the loop fails to get destroyed due to sudo timing out after
# the VM has been running for a while. If this happens, execute this
# command to reset it.
reset:
-sudo umount install
-sudo losetup -d /dev/loop0
# Runs the kernel by creating a loop on /dev/loop0 with floppy.img. Our
# bochsrc.txt file indicates that bochs should read from /dev/loop0 as a
# floppy disk to find the kernel.
run:
sudo losetup /dev/loop0 floppy.img
-sudo bochs -q -f ./bochsrc.txt
sudo losetup -d /dev/loop0
link:
ld $(LDFLAGS) -o kernel $(SOURCES)
.s.o:
nasm $(ASFLAGS) $<