ARCH=arm64
KERNEL_IMAGE_TYPE=Image
BOOTCONFIG=none
ATF_COMPILE="no"
OFFSET=16

CPUMIN=504000
CPUMAX=2132000
GOVERNOR=ondemand

case $BRANCH in

	legacy)
		KERNELDIR='linux-nano'
		KERNELSOURCE='https://github.com/150balbes/Jetson-Nano'
		KERNELBRANCH='branch:4.9.201'
		EXTRAWIFI="no"
		BOOT_FDT_FILE="none"
		SRC_CMDLINE='console=ttyS0,115200n8 console=tty0 tegraid=21.1.2.0.0 ddr_die=4096M@2048M section=512M memtype=0 vpr_resize usb_port_owner_info=0 lane_owner_info=0 emc_max_dvfs=0 touch_id=0@63 video=tegrafb debug_uartport=lsport,4 earlyprintk=uart8250-32bit,0x70006000 maxcpus=4 usbcore.old_scheme_first=1 lp0_vec=0x1000@0xff780000 core_edp_mv=1075 core_edp_ma=4000 tegra_fbmem=0x800000@0x92ca9000 is_hdmi_initialised=1 earlycon=uart8250,mmio32,0x70006000 fbcon=map:0'
		MODULES_INITRD="jetson-nano-legacy"
	;;

	current)
		KERNELBRANCH="branch:linux-5.15.y"
		KERNELPATCHDIR='media-'$BRANCH
		LINUXFAMILY=media
		LINUXCONFIG='linux-media-'$BRANCH
		MODULES_INITRD="jetson-nano-current"
	;;

	edge)
#		SKIP_BOOTSPLASH="yes"
		KERNELBRANCH="branch:linux-5.16.y"
		KERNELPATCHDIR='media-'$BRANCH
		LINUXFAMILY=media
		LINUXCONFIG='linux-media-'$BRANCH
		MODULES_INITRD="jetson-nano-edge"
	;;

esac

family_tweaks()
{

	install -m 755 $SRC/packages/blobs/jetson/jetson.sh $SDCARD/etc/initramfs-tools/hooks/jetson.sh

	if [[ $BRANCH == legacy ]]; then
		install -m 755 $SRC/packages/blobs/jetson/tegra21x_xusb_firmware $SDCARD/lib/firmware/tegra21x_xusb_firmware
		install -m 755 $SRC/packages/blobs/jetson/asound.conf.tegrahda $SDCARD/etc/asound.conf.tegrahda
		install -m 755 $SRC/packages/blobs/jetson/asound.conf.tegrahda $SDCARD/etc/asound.conf
		install -m 755 $SRC/packages/blobs/jetson/asound.conf.tegrasndt210ref $SDCARD/etc/asound.conf.tegrasndt210ref
		install -m 755 $SRC/packages/blobs/jetson/tegra-hda.conf $SDCARD/usr/share/alsa/cards/tegra-hda.conf
		install -m 755 $SRC/packages/blobs/jetson/tegra-snd-t210r.conf $SDCARD/usr/share/alsa/cards/tegra-snd-t210r.conf

		sed -e 's/exit 0//g' -i $SDCARD/etc/rc.local
		echo "su -c 'echo 255 > /sys/devices/pwm-fan/target_pwm'" >> $SDCARD/etc/rc.local
		echo "exit 0" >> $SDCARD/etc/rc.local
	else
		cp -R $SRC/packages/blobs/jetson/firmware/* $SDCARD/lib/firmware/
	fi

}