固件类型：官方提供的固件
固件文件名称：rk3399_firefly_aiojd4_box-userdebug 7.1.2 NHG47k e
固件下载地址：时间太久找不到了
Log日志：log2026-03-23_ubuntu(GPT).txt
- 使用 Upgrade Tool v2.1 升级 Android7.1.2 系统到 Ubuntu20.04 失败。
- 使用 Upgrade Tool v2.1 升级 Android 固件也会失败。
14:17:33 Upgrade Tool v2.1
14:17:33 Current process in /home/zr/work/firefly/core_3399_JD4/test
14:17:33 Using /home/zr/work/firefly/core_3399_JD4/test/config.ini
14:17:33 Command Line: ./upgrade_tool uf /home/zr/work/firefly/core_3399_JD4/AIO-3399JD4_Android7.1.2_HDMI_190428/AIO-3399JD4_Android7.1.2_HDMI_190428.img
14:17:33 Current Device Location ID:11
14:17:33 Test Device Start
14:17:38 Error:RKU_Write failed,err=-7
14:17:38 ERROR:TestDevice–>RKU_TestDeviceReady failed,RetCode(-3)
14:17:44 Error:RKU_Write failed,err=-7
14:17:44 ERROR:TestDevice–>RKU_TestDeviceReady failed,RetCode(-3)
14:17:50 Error:RKU_Write failed,err=-7
14:17:50 ERROR:TestDevice–>RKU_TestDeviceReady failed,RetCode(-3)
14:17:51 Test Device Fail
14:17:51 Command mode out - 又尝试使用 v1.34 版本的 upgrade_tool 升级 Android 固件就会一直卡在“Test Device Start”没反应：
Rockusb>uf AIO-3399JD4_Android7.1.2_HDMI_190428.img
Loading firmware…
Support Type:RK330C FW Ver:7.1.01 FW Time:2019-04-28 14:05:17
Loader ver:1.09 Loader Time:2019-04-26 10:00:47
Test Device Start
tchip_askquestions
log2026-03-23_ubuntu(GPT).txt (1.57 KB)