bootscript-ubuntu.txt

setenv bootargs ''

setenv initrd_high 0xffffffff
m4=''
kernelimage=vmlinuz
bootcommand=bootz
a_base=0x10000000
if itest.s x51 == "x${imx_cpu}" ; then
	a_base=0x90000000
elif itest.s x53 == "x${imx_cpu}"; then
	a_base=0x70000000
elif itest.s x6SX == "x${imx_cpu}" || itest.s x6ULL == "x${imx_cpu}" || itest.s x7D == "x${imx_cpu}"; then
	a_base=0x80000000
elif itest.s x8MQ == "x${imx_cpu}" || itest.s x8MM == "x${imx_cpu}"; then
	a_base=0x40000000
	kernelimage=Image
	bootcommand=booti
fi
if itest.s "x1" == "x$m4enabled" ; then
	run m4boot;
	m4='-m4';
fi

setexpr a_script  ${a_base} + 0x00800000
setexpr a_zImage  ${a_base} + 0x00800000
setexpr a_fdt     ${a_base} + 0x03000000
setexpr a_ramdisk ${a_base} + 0x03800000
setexpr a_initrd  ${a_base} + 0x03a00000
setexpr a_reset_cause_marker ${a_base} + 0x80
setexpr a_reset_cause	     ${a_base} + 0x84

if itest.s "x" == "x${board}" ; then
	echo "!!!! Error: Your u-boot is outdated. Please upgrade.";
	exit;
fi

if itest.s "x" == "x${fdt_file}" ; then
	if itest.s x6SOLO == "x${imx_cpu}" ; then
		fdt_file=imx6dl-${board}.dtb;
	elif itest.s x6DL == "x${imx_cpu}" ; then
		fdt_file=imx6dl-${board}.dtb;
	elif itest.s x6QP == "x${imx_cpu}" ; then
		fdt_file=imx6qp-${board}.dtb;
	elif itest.s x6SX == "x${imx_cpu}" ; then
		fdt_file=imx6sx-${board}${m4}.dtb;
	elif itest.s x6ULL == "x${imx_cpu}" ; then
		fdt_file=imx6ull-${board}.dtb;
	elif itest.s x7D == "x${imx_cpu}" ; then
		fdt_file=imx7d-${board}${m4}.dtb;
	elif itest.s x8MQ == "x${imx_cpu}" ; then
		fdt_file=imx8mq-${board}${m4}.dtb;
	elif itest.s x8MM == "x${imx_cpu}" ; then
		fdt_file=imx8mm-${board}${m4}.dtb;
	elif itest.s x51 == "x${imx_cpu}" ; then
		fdt_file=imx51-${board}${m4}.dtb;
	elif itest.s x53 == "x${imx_cpu}" ; then
		fdt_file=imx53-${board}${m4}.dtb;
	else
		fdt_file=imx6q-${board}.dtb;
	fi
fi

if itest.s x${distro_bootpart} == x ; then
	distro_bootpart=1
fi

if itest.s "x" != "x${upgradeu_pending}" ; then
	echo upgradeu_pending is ${upgradeu_pending}
	echo "Trying upgrade.scr"
	if load ${devtype} ${devnum}:${distro_bootpart} ${a_script} upgrade.scr ; then
		setenv upgradeu_pending
		savee
		echo "Running upgrade.scr"
		reset=1
		source ${a_script}
	fi
fi

if load ${devtype} ${devnum}:${distro_bootpart} ${a_script} uEnv.txt ; then
    env import -t ${a_script} ${filesize}
fi

if itest.s x${console} != x ; then
	setenv bootargs ${bootargs} console=${console},115200
fi
if itest.s x${consoleblank} == x ; then
	consoleblank=0
fi
setenv bootargs ${bootargs} vmalloc=400M consoleblank=${consoleblank} rootwait fixrtc cpu=${imx_cpu} board=${board}

setenv bootargs ${bootargs} systemd.gpt_auto=0

if load ${devtype} ${devnum}:${distro_bootpart} ${a_fdt} ${prefix}${fdt_file} ; then
	fdt addr ${a_fdt}
	setenv fdt_high 0xffffffff
	echo "Device tree loaded: ${prefix}${fdt_file}";
else
	echo "!!!! Error loading ${prefix}${fdt_file}";
	exit;
fi

fdt resize
if itest.s "x" != "x${cmd_board}" ; then
	run cmd_board
fi
if itest.s "x" != "x${cmd_custom}" ; then
	run cmd_custom
fi
if itest.s "x" != "x${cmd_hdmi}" ; then
	run cmd_hdmi
	if itest.s x != x${allow_noncea} ; then
		setenv bootargs ${bootargs} mxc_hdmi.only_cea=0;
		echo "non-CEA modes allowed on HDMI, audio may be affected";
	fi
fi
if itest.s "x" != "x${cmd_lcd}" ; then
	run cmd_lcd
fi
if itest.s "x" != "x${cmd_lcd2}" ; then
	run cmd_lcd2
fi
if itest.s "x" != "x${cmd_lvds}" ; then
	run cmd_lvds
fi
if itest.s "x" != "x${cmd_lvds2}" ; then
	run cmd_lvds2
fi
if itest.s "x" != "x${cmd_mipi}" ; then
	run cmd_mipi
fi

setexpr b0 ${distro_bootpart} % 0x0a;
setexpr b1 ${distro_bootpart} / 0x0a;
#this is to show a decimal number when really hex is output
setexpr bpart ${b1} * 0x10
setexpr bpart ${bpart} + ${b0};

if itest.s "x" != "x${root_dev_part}" ; then
	setenv bootargs "${bootargs} root=${root_dev_part}" ;
elif test "sata" = "${devtype}" ; then
	setenv bootargs "${bootargs} root=/dev/sda${bpart}" ;
elif test "usb" = "${devtype}" ; then
	if itest.s "x1" == "x${devnum}" ; then
		setenv bootargs "${bootargs} root=/dev/sdb${bpart}" ;
	else
		setenv bootargs "${bootargs} root=/dev/sda${bpart}" ;
	fi
else
	setenv bootargs "${bootargs} root=/dev/mmcblk${devnum}p${bpart}"
fi

if itest.s "x" != "x${disable_msi}" ; then
	setenv bootargs ${bootargs} pci=nomsi
fi;

if itest.s "x" != "x${disable_giga}" ; then
	setenv bootargs ${bootargs} fec.disable_giga=1
fi

if itest.s "x" != "x${wlmac}" ; then
	setenv bootargs ${bootargs} wlcore.mac=${wlmac}
fi

if itest.s "x" != "x${bd_addr}" ; then
	setenv bootargs ${bootargs} bd_addr=${bd_addr}
fi

if itest.s "x" != "x${gpumem}" ; then
	setenv bootargs ${bootargs} galcore.contiguousSize=${gpumem}
fi

if itest.s "no" != "${dosplash}" ; then
	if itest.s "x" == "x${loglevel}" ; then
		loglevel=4
	fi
	setenv bootargs ${bootargs} splash plymouth.ignore-serial-consoles
fi

if itest.s "x" != "x${loglevel}" ; then
	setenv bootargs ${bootargs} loglevel=${loglevel}
fi

if itest *${a_reset_cause_marker} == 12345678 ; then
	setexpr.l reset_cause *${a_reset_cause}
	setenv bootargs $bootargs reset_cause=0x${reset_cause}
fi

if itest.s "x" != "x${overlayroot}" ; then
	setenv bootargs ${bootargs} overlayroot=${overlayroot}
fi

if itest.s "x" != "x${cma}" ; then
	setenv bootargs ${bootargs} cma=${cma}
fi
setenv bootargs ${bootargs} snd.slots=,snd-soc-imx-hdmi

if itest.s "x" != "x${show_fdt}" ; then
	fdt print /
fi

if itest.s "x" != "x${show_env}" ; then
	printenv
fi

echo "----------- trying to load /initrd.img";
if load ${devtype} ${devnum}:${distro_bootpart} ${a_initrd} ${prefix}initrd.img ; then
	haverd=1;
	setenv initrd_size ${filesize}
else
	haverd=
fi

if itest.s x${haverd} == x ; then
	if load ${devtype} ${devnum}:${distro_bootpart} ${a_zImage} ${prefix}${kernelimage} ; then
		setenv bootargs ${bootargs} rw
		${bootcommand} ${a_zImage} - ${a_fdt}
	fi
else
	if load ${devtype} ${devnum}:${distro_bootpart} ${a_zImage} ${prefix}${kernelimage} ; then
		${bootcommand} ${a_zImage} ${a_initrd}:${initrd_size} ${a_fdt} ;
	fi
fi
echo "Error loading kernel image"