From 132510156e1b907498dd83724f12ca101ae32f88 Mon Sep 17 00:00:00 2001
From: Aleksa Vuckovic <aleksav013@gmail.com>
Date: Sun, 31 Jul 2022 03:55:45 +0200
Subject: long mode multiboot2

---
 Makefile | 54 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 54 insertions(+)
 create mode 100644 Makefile

(limited to 'Makefile')

diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..b16507e
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,54 @@
+ARCH = x86_64-elf-
+CC = $(ARCH)gcc
+AS = $(ARCH)as
+LD = $(ARCH)ld
+OBJDUMP = $(ARCH)objcopy
+OBJCOPY = $(ARCH)objdump
+
+
+CFLAGS = -Wall -Werror -Wno-error=infinite-recursion -O -fno-omit-frame-pointer -ggdb
+CFLAGS += -MD
+CFLAGS += -ffreestanding -fno-common -nostdlib
+CFLAGS += -I.
+CFLAGS += $(shell $(CC) -fno-stack-protector -E -x c /dev/null >/dev/null 2>&1 && echo -fno-stack-protector)
+CFLAGS += -fno-pie -no-pie -fno-pic
+LDFLAGS = -z max-page-size=4096
+
+K=kernel
+
+OBJS = \
+	$K/header.o \
+	$K/boot.o \
+	$K/boot64.o \
+	$K/main.o \
+
+kernel.iso: kernel.bin
+	mkdir -p isodir/boot/grub
+	cp kernel.bin isodir/boot/kernel.bin
+	cp $K/grub.cfg isodir/boot/grub/grub.cfg
+	grub-mkrescue -o kernel.iso isodir
+
+kernel.bin: $(OBJS) $K/kernel.ld Makefile
+	$(LD) $(LDFLAGS) -T $K/kernel.ld $(OBJS) -o kernel.bin
+
+%.o: %.c
+	$(CC) $(CFLAGS) -c $< -o $@
+
+
+%.o: %.S
+	$(CC) $(CFLAGS) -c $< -o $@
+
+
+.PHONY: qemu clean run
+
+QEMU = qemu-system-x86_64
+QEMUFLAGS =
+
+qemu: kernel.iso
+	$(QEMU) $(QEMUFLAGS) -cdrom kernel.iso
+
+clean:
+	rm -f kernel.bin kernel.iso $K/*.o $K/*.d xbochs.log bx_enh_dbg.ini
+	rm -rf isodir
+
+run: qemu
-- 
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