# Set anyboot file name and directory defaults.
HAIKU_MMC_NAME ?= $(HAIKU_DEFAULT_MMC_NAME) ;
HAIKU_MMC_DIR ?= $(HAIKU_DEFAULT_MMC_DIR) ;
HAIKU_MMC = $(HAIKU_MMC_NAME) ;
HAIKU_MMC_LABEL ?= $(HAIKU_DEFAULT_MMC_LABEL) ;

# SD/mmc image rule
# requires mtools package on linux
# Files must be in this order: loader floppyboot everything_else
rule BuildSDImage image : files
{
	Depends $(image) : $(files) $(TARGET_DEVICE_TREES) ;
	SDIMAGE_BLOCK_SIZE on $(image) = 1048576 ; # 1MiB
	SDIMAGE_MTOOLS_H on $(image) = 255 ;
	SDIMAGE_MTOOLS_S on $(image) = 63 ;
	SDIMAGE_MTOOLS_C on $(image) = 8 ;
	SDIMAGE_SIZE on $(image) = $(HAIKU_BOOT_SDIMAGE_SIZE) ;
	SDIMAGE_BEGIN on $(image) = $(HAIKU_BOOT_SDIMAGE_BEGIN:E=63) ;

	if $(TARGET_BOOT_PLATFORM) = efi {
		switch $(TARGET_ARCH) {
			case x86_64 :
				EFINAME on $(image) = "BOOTX64.EFI" ;
			case arm :
				EFINAME on $(image) = "BOOTARM.EFI" ;
			case arm64 :
				EFINAME on $(image) = "BOOTAA64.EFI" ;
			case riscv32 :
				EFINAME on $(image) = "BOOTRISCV32.EFI" ;
			case riscv64 :
				EFINAME on $(image) = "BOOTRISCV64.EFI" ;
			case * :
				Exit "Error: Unknown EFI architecture!" ;
		}
		BuildEfiSDImage1 $(image) : $(files) ;
	} else {
		BuildUBootSDImage1 $(image) : $(files) ;
	}
}

# Usage: image : loader floppyboot everything_else
actions BuildUBootSDImage1
{
	$(RM) $(1)
	$(RM) $(1).mtools

	# make an empty image
	dd of=$(1) \
		if=/dev/zero \
		bs=$(SDIMAGE_BLOCK_SIZE) \
		count=$(SDIMAGE_SIZE)
	# generate mtools config
	echo 'drive i: file="$(1)" partition=1 cylinders=$(SDIMAGE_MTOOLS_C)
		heads=$(SDIMAGE_MTOOLS_H) sectors=$(SDIMAGE_MTOOLS_S)
		mformat_only' > $(1).mtools
	# partition it
	MTOOLSRC=$(1).mtools mpartition -b$(SDIMAGE_BEGIN) -cI -T 0xc i:
	# format the image
	MTOOLSRC=$(1).mtools mformat -L 32 -v "HAIKU" i:

	# generate u-boot environment variables
	echo 'os=haiku' > uEnv.txt
	echo 'platform=u-boot' >> uEnv.txt
	echo 'loader=haiku_loader.ub' >> uEnv.txt

	# populate
	MTOOLSRC=$(1).mtools mcopy $(2[2-2]) i:/haiku_loader.ub
	MTOOLSRC=$(1).mtools mcopy $(2[3-3]) i:/haiku_floppyboot.ub
	MTOOLSRC=$(1).mtools mcopy $(2[4-]) i:
	MTOOLSRC=$(1).mtools mcopy uEnv.txt i:
	# populate fdts
	MTOOLSRC=$(1).mtools mmd i:/fdt
	MTOOLSRC=$(1).mtools mcopy $(TARGET_DEVICE_TREES[1-]) i:/fdt/
	# list content
	MTOOLSRC=$(1).mtools mdir i:
	MTOOLSRC=$(1).mtools mdir i:/fdt
	# cleanup
	$(RM) $(1).mtools
	$(RM) uEnv.txt
	$(RM) boot.scr
	# Add haiku bootstrap partition to MMC image
	cat $(2[0]) >> $(1)
}

# Usage: image : loader everything_else
actions BuildEfiSDImage1
{
	$(RM) $(1)
	$(RM) $(1).mtools

	# make an empty image
	dd of=$(1) \
		if=/dev/zero \
		bs=$(SDIMAGE_BLOCK_SIZE) \
		count=$(SDIMAGE_SIZE)
	# generate mtools config
	echo 'drive i: file="$(1)" partition=1 cylinders=$(SDIMAGE_MTOOLS_C)
		heads=$(SDIMAGE_MTOOLS_H) sectors=$(SDIMAGE_MTOOLS_S)
		mformat_only' > $(1).mtools
	# partition it
	MTOOLSRC=$(1).mtools mpartition -b$(SDIMAGE_BEGIN) -cI -T 0xc i:
	# format the image
	MTOOLSRC=$(1).mtools mformat -L 32 -v "HAIKU" i:

	# generate u-boot environment variables
	echo 'os=haiku' > uEnv.txt
	echo 'platform=efi' >> uEnv.txt
	echo "loader=EFI/BOOT/$(EFINAME)" >> uEnv.txt

	# populate
	MTOOLSRC=$(1).mtools mmd i:/EFI
	MTOOLSRC=$(1).mtools mmd i:/EFI/BOOT
	MTOOLSRC=$(1).mtools mcopy $(2[2-2]) i:/EFI/BOOT/$(EFINAME)
	MTOOLSRC=$(1).mtools mcopy $(2[3-]) i:
	MTOOLSRC=$(1).mtools mcopy uEnv.txt i:
	# populate fdts
	MTOOLSRC=$(1).mtools mmd i:/fdt
	MTOOLSRC=$(1).mtools mcopy $(TARGET_DEVICE_TREES[1-]) i:/fdt/
	# list content
	MTOOLSRC=$(1).mtools mdir i:
	MTOOLSRC=$(1).mtools mdir i:/fdt
	MTOOLSRC=$(1).mtools mdir i:/EFI/BOOT
	# cleanup
	$(RM) $(1).mtools
	$(RM) uEnv.txt
	$(RM) boot.scr
	# Add haiku bootstrap partition to MMC image
	cat $(2[0]) >> $(1)
}

for platform in [ MultiBootSubDirSetup ] {
	on $(platform) {
		# SD/mmc image targets
		if $(TARGET_BOOT_PLATFORM) = efi {
			if $(TARGET_ARCH) = arm || $(TARGET_ARCH) = arm64 || $(TARGET_ARCH) = riscv64 {
				# These EFI platforms need u-boot to get them going
				BuildSDImage $(HAIKU_MMC_NAME) : $(HAIKU_IMAGE)
					haiku_loader.$(TARGET_BOOT_PLATFORM)
					boot.scr ;
			} else {
				BuildSDImage $(HAIKU_MMC_NAME) : $(HAIKU_IMAGE)
					haiku_loader.$(TARGET_BOOT_PLATFORM) ;
			}
		} else {
			BuildSDImage $(HAIKU_MMC_NAME) :
				$(HAIKU_IMAGE) haiku_loader.$(TARGET_BOOT_PLATFORM) haiku-floppyboot.tgz.$(TARGET_BOOT_PLATFORM) boot.scr ;
		}
	}
}

#BlessSDImage haiku-$(TARGET_KERNEL_ARCH).mmc ;
NotFile haiku-mmc-image ;
Depends haiku-mmc-image : $(HAIKU_MMC_NAME) ;