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rkdeveloptool(1) "rkdeveloptool"
# NAME
rkdeveloptool - rockusb bootloader utility
# SYNOPSIS
rkdeveloptool [OPTIONS] COMMAND [ARGS]...
COMMAND := {list | list-partitions | read | read-partition | write |
write-partition | write-partition-table | write-parameter |
erase-flash | boot | test-device | upgrade-loader | reset | reboot |
reboot-maskrom | shutdown | read-flash-id | read-flash-info | read-chip-info |
read-capability | pack | unpack | tag-spl }
OPTIONS := { -h | -v }
# DESCRIPTION
Reads or writes the storage of a rockchip device booted into the rockusb
bootloader mode
# OPTIONS
*-h, --help*
Show the help message and quit
*-v, --version*
Show the version number and quit
# COMMANDS
*list*
Show the connected devices
*list-partitions*
Show the GPT partition table entries if a GPT table exists on the flash
*read* START-SECTOR NUM-BYTES FILENAME
Read the specified number of bytes from the sector offset into the specified
file
*read-partition* PARTITION FILENAME
Read the contents of a named partition to a file
*write* START-SECTOR FILENAME
Write the contents of the file to the eMMC starting at a specific sector
*write-partition* PARTITION FILENAME
Write the contents of the file into a named partition
*write-partition-table* DEFINITION-FILE
Write a new GPT partition table block with partitions defined in a file
*write-parameter* ?
Not sure what this does
*erase-flash*
Wipe the internal flash storage
*boot* FILENAME
Load an image into ram and boot it
*test-device*
Check if there is a device attached in the ready state
*upgrade-loader* FILENAME
Write a new rockusb bootloader to the flash
*reset* [SUBCODE]
Reset the device. Optionally with a subcode which is a number between 0
and 5
*reboot*
Reboot the device, this is an alias for *reset 0*
*reboot-maskrom*
Reset the device and trigger maskrom mode
*shutdown*
Reset device without triggering a reboot
*read-flash-id*
Read the eMMC flash id
*read-flash-info*
Read the flash chip specifications
*read-chip-info*
Read the SoC info bytes
*read-capability*
Read the permissions of the rockusb bootloader
*pack*
Merge a boot image
*unpack* [FILENAME]
Unpack a boot image into the separate files
*tag-spl* [TAG] [SPL-FILE]
Prepend the tag to the SPL-FILE and save it as filename.tag
# EXAMPLES
Backup a partition of the device
rkdeveloptool read-partition uboot uboot.img
Restore a partition of the device
rkdeveloptool write-partition uboot uboot.img
Read the bootloader magic block from sector 64
rkdeveloptool read 64 512 bootloader-magic.bin
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