# Please edit /boot/armbianEnv.txt to set supported parameters
#
setenv prefix "boot/
setenv fdtfile "dtb/amlogic/meson-gxl-s905w-p281.dtb"

setenv load_addr "0x32000000"
setenv kernel_addr_r "0x34000000"
setenv fdt_addr_r "0x4080000"
setenv overlay_error "false"
# default values
setenv rootdev "/dev/mmcblk1p1"
setenv verbosity "1"
setenv console "both"
setenv bootlogo "false"
setenv rootfstype "ext4"
setenv docker_optimizations "on"

# odroid c4 legacy kernel values from boot.ini

setenv dtb_loadaddr "0x1000000"
setenv k_addr "0x1100000"
setenv loadaddr "0x1B00000"
setenv initrd_loadaddr "0x4080000"


setenv display_autodetect "true"
setenv hdmimode "1080p60hz"
setenv monitor_onoff "false"
setenv overscan "100"
setenv sdrmode "auto"
setenv voutmode "hdmi"
setenv disablehpd "false"
setenv cec "false"
setenv disable_vu7 "true"
setenv max_freq_a55 "1908"

setenv maxcpus "4"

# legacy kernel values from boot.ini

if test -e ${devtype} ${devnum} ${prefix}armbianEnv.txt; then
	load ${devtype} ${devnum} ${load_addr} ${prefix}armbianEnv.txt
	env import -t ${load_addr} ${filesize}
fi

# get PARTUUID of first partition on SD/eMMC it was loaded from
# mmc 0 is always mapped to device u-boot (2016.09+) was loaded from
if test "${devtype}" = "mmc"; then part uuid mmc ${devnum}:1 partuuid; fi
if test "${console}" = "display"; then setenv consoleargs "console=tty1"; fi


if test -e ${devtype} ${devnum} ${prefix}zImage; then
	# legacy kernel boot

	if test "${console}" = "serial"; then setenv consoleargs "console=ttyS0,115200"; fi
	if test "${console}" = "display" || test "${console}" = "both"; then setenv consoleargs "console=ttyS0,115200 console=tty1"; fi
	if test "${console}" = "serial"; then setenv consoleargs "console=ttyS0,115200"; fi
	if test "${bootlogo}" = "true"; then setenv consoleargs "bootsplash.bootfile=bootsplash.armbian ${consoleargs}"; fi

	setenv bootargs "root=${rootdev} rootwait rootfstype=${rootfstype} ${consoleargs} consoleblank=0 coherent_pool=2M loglevel=${verbosity} ${amlogic} no_console_suspend fsck.repair=yes net.ifnames=0 elevator=noop hdmimode=${hdmimode} cvbsmode=576cvbs max_freq_a55=${max_freq_a55} maxcpus=${maxcpus} voutmode=${voutmode} ${cmode} disablehpd=${disablehpd} cvbscable=${cvbscable} overscan=${overscan} ${hid_quirks} monitor_onoff=${monitor_onoff} ${cec_enable} sdrmode=${sdrmode}"

	load ${devtype} ${devnum} ${k_addr} ${prefix}zImage
	load ${devtype} ${devnum} ${dtb_loadaddr} ${prefix}${fdtfile}
	load ${devtype} ${devnum} ${initrd_loadaddr} ${prefix}uInitrd
	fdt addr ${dtb_loadaddr}
	unzip ${k_addr} ${loadaddr}
	booti ${loadaddr} ${initrd_loadaddr} ${dtb_loadaddr}
else
	# modern kernel boot

	if test "${console}" = "serial"; then setenv consoleargs "console=ttyAML0,115200"; fi
	if test "${console}" = "display" || test "${console}" = "both"; then setenv consoleargs "console=ttyAML0,115200 console=tty1"; fi
	if test "${console}" = "serial"; then setenv consoleargs "console=ttyAML0,115200"; fi
	if test "${bootlogo}" = "true"; then setenv consoleargs "bootsplash.bootfile=bootsplash.armbian ${consoleargs}"; fi
	setenv bootargs "root=${rootdev} rootwait rootfstype=${rootfstype} ${consoleargs} consoleblank=0 coherent_pool=2M loglevel=${verbosity} ubootpart=${partuuid} libata.force=noncq usb-storage.quirks=${usbstoragequirks} ${extraargs} ${extraboardargs}"

	if test "${docker_optimizations}" = "on"; then setenv bootargs "${bootargs} cgroup_enable=memory swapaccount=1"; fi

	load ${devtype} ${devnum} ${ramdisk_addr_r} ${prefix}uInitrd
	load ${devtype} ${devnum} ${kernel_addr_r} ${prefix}Image
	load ${devtype} ${devnum} ${fdt_addr_r} ${prefix}${fdtfile}
	fdt addr ${fdt_addr_r}
	fdt resize 65536
	for overlay_file in ${overlays}; do
		if load ${devtype} ${devnum} ${load_addr} ${prefix}dtb/amlogic/overlay/${overlay_prefix}-${overlay_file}.dtbo; then
			echo "Applying kernel provided DT overlay ${overlay_prefix}-${overlay_file}.dtbo"
			fdt apply ${load_addr} || setenv overlay_error "true"
		fi
	done

	for overlay_file in ${user_overlays}; do
		if load ${devtype} ${devnum} ${load_addr} ${prefix}overlay-user/${overlay_file}.dtbo; then
			echo "Applying user provided DT overlay ${overlay_file}.dtbo"
			fdt apply ${load_addr} || setenv overlay_error "true"
		fi
	done

	if test "${overlay_error}" = "true"; then
		echo "Error applying DT overlays, restoring original DT"
		load ${devtype} ${devnum} ${fdt_addr_r} ${prefix}${fdtfile}
	else
		if load ${devtype} ${devnum} ${load_addr} ${prefix}dtb/amlogic/overlay/${overlay_prefix}-fixup.scr; then
				echo "Applying kernel provided DT fixup script (${overlay_prefix}-fixup.scr)"
				source ${load_addr}
		fi
		if test -e ${devtype} ${devnum} ${prefix}fixup.scr; then
				load ${devtype} ${devnum} ${load_addr} ${prefix}fixup.scr
				echo "Applying user provided fixup script (fixup.scr)"
				source ${load_addr}
		fi
	fi

	booti ${kernel_addr_r} ${ramdisk_addr_r} ${fdt_addr_r}
fi

# Recompile with:
# mkimage -C none -A arm -T script -d /boot/boot.cmd /boot/boot.scr