# default values setenv load_addr "0x45000000" setenv overlay_error "false" setenv rootdev "/dev/mmcblk1p2" setenv verbosity "1" setenv rootfstype "ext4" setenv console "both" setenv bootlogo "false" setenv overlay_prefix "sun50i-h616" setenv disp_mode "1920x1080p60" setenv recovery "false" setenv recovery_image "recovery.initramfs" # Print boot source itest.b *0x10028 == 0x00 && echo "U-boot loaded from SD" itest.b *0x10028 == 0x02 && echo "U-boot loaded from eMMC or secondary SD" itest.b *0x10028 == 0x03 && echo "U-boot loaded from SPI" echo "Boot script loaded from ${devtype}" if test -e ${devtype} ${devnum} config.txt; then load ${devtype} ${devnum} ${load_addr} config.txt env import -t ${load_addr} ${filesize} fi if test "${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 "splash plymouth.ignore-serial-consoles ${consoleargs}" else setenv consoleargs "splash=verbose ${consoleargs}" fi # get PARTUUID of first partition on SD/eMMC it was loaded from # mmc 0 is always mapped to device u-boot (2016.09+) was loaded from if test "${devtype}" = "mmc"; then part uuid mmc 0:1 partuuid; fi # consoleblank=0 loglevel=${verbosity} setenv bootargs "root=${rootdev} rootwait rootfstype=${rootfstype} ${consoleargs} ubootpart=${partuuid} usb-storage.quirks=${usbstoragequirks} ${extraargs} ${extraboardargs}" # if test "${docker_optimizations}" = "on"; then setenv bootargs "${bootargs} cgroup_enable=memory swapaccount=1"; fi load ${devtype} ${devnum} ${fdt_addr_r} ${fdtfile} fdt addr ${fdt_addr_r} fdt resize 65536 for overlay_file in ${overlays}; do if load ${devtype} ${devnum} ${load_addr} allwinner/overlay/${overlay_prefix}-${overlay_file}.dtbo; then echo "Applying kernel provided DT overlay ${overlay_prefix}-${overlay_file}.dtbo" fdt apply ${load_addr} || setenv overlay_error "true" fi done if test "${overlay_error}" = "true"; then echo "Error applying DT overlays, restoring original DT" load ${devtype} ${devnum} ${fdt_addr_r} ${fdtfile} else if load ${devtype} ${devnum} ${load_addr} allwinner/overlay/${overlay_prefix}-fixup.scr; then echo "Applying kernel provided DT fixup script (${overlay_prefix}-fixup.scr)" source ${load_addr} fi fi if test "${ethernet_phy}" = "rtl8211f"; then fdt set /soc/ethernet@5020000 allwinner,rx-delay-ps <3100> fdt set /soc/ethernet@5020000 allwinner,tx-delay-ps <700> fi if test "${ethernet_phy}" = "yt8531c"; then fdt set /soc/ethernet@5020000 allwinner,rx-delay-ps <0> fdt set /soc/ethernet@5020000 allwinner,tx-delay-ps <600> fi load ${devtype} ${devnum} ${kernel_addr_r} Image if test "${recovery}" = "true"; then load ${devtype} ${devnum} ${ramdisk_addr_r} ${recovery_image} booti ${kernel_addr_r} ${ramdisk_addr_r} ${fdt_addr_r} else booti ${kernel_addr_r} - ${fdt_addr_r} fi # Recompile with: # mkimage -C none -A arm -T script -d /boot/boot.cmd /boot/boot.scr