Make.amd64-bootstrap

## Make.amd64-bootstrap
#

amd64-bootstrap: amd64-toolchain
	$(MAKE) JTL_CROSS=x86_64 JTL_CROSSCFLAGS="-O2" \
		JTL_CROSSGCCFLAGS="--disable-multilib" \
		x86_64-do-bootstrap
	@touch $(MADE)/amd64-bootstrap

AMD64_ROOT:=$(JTL_DIR)/amd64-root

amd64-cd:
	@echo Making bootdisk
	@#
	@# 1. Create empty dosfs image
	@#	
	mkdir -p $(AMD64_ROOT)/boot
	dd if=/dev/zero of=$(AMD64_ROOT)/boot/disk bs=1024 count=2880
	mkdosfs $(AMD64_ROOT)/boot/disk
	@#
	@# 2. Set up mtools to treat it as j:, and copy in the syslinux 2ndary
	@#    bootloader
	@#
	echo "drive j: file=\"$(AMD64_ROOT)/boot/disk\"" > $(BUILD)/mtools.cfg
	mkdir -p $(BUILD)/syslinux
	tar xzf $(ARCHIVE)/syslinux-* -C $(BUILD)/syslinux
	MTOOLSRC=$(BUILD)/mtools.cfg mcopy $(BUILD)/syslinux/*/ldlinux.sys j:ldlinux.sys
	@#
	@# 3. Copy over superblock (see syslinux.c)
	@#
	dd if=$(AMD64_ROOT)/boot/disk of=$(BUILD)/bootsect.tmp bs=512 count=1
	cp $(BUILD)/syslinux/*/ldlinux.bin $(BUILD)/bootsect.new
	dd if=$(BUILD)/bootsect.new of=$(AMD64_ROOT)/boot/disk bs=512 count=1 conv=notrunc
	dd if=$(BUILD)/bootsect.tmp of=$(AMD64_ROOT)/boot/disk bs=1 skip=11 seek=11 count=51 conv=notrunc
	@#
	@# 4. Set up the file that tells the 2ndary loader what to boot
	@#
	echo "DEFAULT JTL"            > $(BUILD)/syslinux.cfg
	echo "PROMPT 1"              >> $(BUILD)/syslinux.cfg
	echo "LABEL JTL"             >> $(BUILD)/syslinux.cfg
	echo "KERNEL vmlinux"        >> $(BUILD)/syslinux.cfg
	#echo "APPEND root=/dev/hda irqpoll"  >> $(BUILD)/syslinux.cfg
	echo "APPEND root=/dev/nfs nfsroot=192.168.168.1:/tftpboot/amd64 ip=192.168.168.15:192.168.168.1:::::" >> $(BUILD)/syslinux.cfg
	echo "TIMEOUT 100"           >> $(BUILD)/syslinux.cfg
	MTOOLSRC=$(BUILD)/mtools.cfg mcopy $(BUILD)/syslinux.cfg j:syslinux.cfg
	@#
	@# 5. Copy in the kernel
	@#
	MTOOLSRC=$(BUILD)/mtools.cfg mcopy $(AMD64_ROOT)/boot/vmlinux j:vmlinux
	@#
	@# 6. Tidy up
	@#
	rm -rf $(BUILD)/syslinux $(BUILD)/syslinux.cfg $(BUILD)/mtools.cfg \
		$(BUILD)/bootsect.*
	touch $(MADE)/sub-bootdisk