elks-enhanced - XT-Emporium

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# Make defines and options for images

ifndef TOPDIR
$(error TOPDIR is not defined)
endif

# Dependencies folders

IMG_DIR = $(TOPDIR)/image
ELKS_DIR = $(TOPDIR)/elks
ELKSCMD_DIR = $(TOPDIR)/elkscmd
TEMPLATE_DIR = $(ELKSCMD_DIR)/rootfs_template

BOOTBLOCKS_DIR = $(TOPDIR)/bootblocks
FD_MINIX_BOOT = $(BOOTBLOCKS_DIR)/minix.bin
FD_FAT_BOOT = $(BOOTBLOCKS_DIR)/fat.bin

# Image file options

# mfs options
# -v		verbose
# mkfs		initialize filesystem
# genfs		generate filesystem from template
# addfs		generate filesytem from filelist
# mfs genfs options
# -1		create MINIX v1 filesystem
# -n14		filename size 14
# -i<size>	max inodes
# -s<size>	image size in 1k blocks
MINIX_MKFSOPTS=

# mformat options
# -f size	image size in kilobytes (up to 2880k only)
# -s secs	num sectors/track
# -h heads	num disk heads
# -t tracks	num disk tracks
# -c 1		cluster size 1 sector
# -M 512	software sector size 512 (=physical sector size)
# -d 2		2 FAT tables
# -L 9		9 FAT sectors (mformat forces 3 for 360k, 5 for 720k)
# -r 14		14 root directory sectors
# -R 1		1 reserve sector (boot, may need to reserve 2)
# -k		only update offsets 11 through 61 in boot block, all else unchanged
# -N 0		serial number 0
# -v label	volume label (don't use with first format as uses two directory entries)
# -m 0xfe   media descriptor
ifdef CONFIG_IMG_FD1232
FAT_MKFSOPTS = -s 8 -h 2 -t 77 -M 1024 -d 2 -L 2 -r 6 -k -N 0 -c 1 -m 0xfe
else
FAT_MKFSOPTS = -f $(TARGET_BLKS) -M 512 -d 2 -L 9 -r 14 -k -N 0 -c 1
endif

# mcopy options
# -v		verbose
# -p		preserve attributes
# -m		preserve file modtime
# -Q		quit on error
# -D o		overwrite primary name if exists
FAT_COPYOPTS = -pmQ -D o

# mdir options
# -a		also list hidden files
# -/		recursive output (buggy: will fail on empty, newly formatted disks!

ifdef CONFIG_IMG_FD360
TARGET_FILE = $(IMG_DIR)/fd360.img
TARGET_BLKS = 360
BPB = -B9,2,40
MINIX_MKFSOPTS = -1 -n14 -i128 -s$(TARGET_BLKS)
endif

ifdef CONFIG_IMG_FD720
TARGET_FILE = $(IMG_DIR)/fd720.img
TARGET_BLKS = 720
BPB = -B9,2,80
MINIX_MKFSOPTS = -1 -n14 -i192 -s$(TARGET_BLKS)
endif

ifdef CONFIG_IMG_FD1200
TARGET_FILE = $(IMG_DIR)/fd1200.img
TARGET_BLKS = 1200
BPB = -B15,2,80
MINIX_MKFSOPTS = -1 -n14 -i256 -s$(TARGET_BLKS)
endif

ifdef CONFIG_IMG_FD1232
TARGET_FILE = $(IMG_DIR)/fd1232.img
TARGET_BLKS = 1232
BPB = -B8,2,77
MINIX_MKFSOPTS = -1 -n14 -i256 -s$(TARGET_BLKS)
endif

ifdef CONFIG_IMG_FD1440
TARGET_FILE = $(IMG_DIR)/fd1440.img
TARGET_BLKS = 1440
BPB = -B18,2,80
MINIX_MKFSOPTS = -1 -n14 -i256 -s$(TARGET_BLKS)
endif

ifdef CONFIG_IMG_FD2880
TARGET_FILE = $(IMG_DIR)/fd2880.img
TARGET_BLKS = 2880
BPB = -B36,2,80
MINIX_MKFSOPTS = -1 -n14 -i720 -s$(TARGET_BLKS)
# FAT12 2880k, use cluster size 2
FAT_MKFSOPTS = -f $(TARGET_BLKS) -M 512 -d 2 -L 9 -r 14 -k -N 0 -c 2
endif

ifdef CONFIG_IMG_HD
TARGET_FILE = $(IMG_DIR)/hd.img
TARGET_BLKS = $(CONFIG_IMG_BLOCKS)
BPB = -B$(CONFIG_IMG_SECT),$(CONFIG_IMG_HEAD),$(CONFIG_IMG_CYL)
ifeq ($(CONFIG_IMG_BLOCKS), 65535)
MINIX_MKFSOPTS = -1 -n14 -i32736 -s$(CONFIG_IMG_BLOCKS)
else
MINIX_MKFSOPTS = -1 -n14 -i2048 -s$(CONFIG_IMG_BLOCKS)
endif
# FAT16 HD, cluster size 2, autocalc num root directory sectors
FAT_MKFSOPTS = -s $(CONFIG_IMG_SECT) -h $(CONFIG_IMG_HEAD) -t $(CONFIG_IMG_CYL) \
					-M 512 -d 2 -k -N 0 -c 2
endif

ifdef CONFIG_ARCH_SWAN
ifdef CONFIG_ROMFS_BASE
TARGET_FILE = $(IMG_DIR)/rom.wsc
TARGET_ROMFS_BYTES = $(shell echo $(CONFIG_ROMFS_BASE) | awk -Wnon-decimal-data '{s="0x"$$1; printf "%d\n", 0xf0000-(s*16)}')
endif
endif

ifdef CONFIG_ARCH_SWAN
TARGET_EXT = .wsc
else
TARGET_EXT = .img
endif

# override default image name if NAME specified
ifdef NAME
TARGET_FILE = $(IMG_DIR)/$(NAME)$(TARGET_EXT)
endif
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