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Forum Discussion
JosephI
Mar 12, 2024Tutor
Recover from uboot interface on M4300-52G GSM4352S
When setting up a set of stacked network switches, one switch hung and did not reboot correctly. Upon inspection of the console port the switch seems to be sitting at a uboot interface as shown: ...
- Mar 12, 2024
I will add that after pushing enter at the final state above I get this prompt:
Operational code Startup Rev: 8.2
Operational code Startup -- Utility Menu
1 - Start Operational code Application
2 - Load Code Update Package
3 - Load Configuration
4 - Select Serial Speed
5 - Retrieve Error Log
6 - Erase Current Configuration
8 - Select Boot Method
9 - Activate Backup Image
10 - Start Diagnostic Application
11 - Reboot
12 - Erase All Configuration Files
13 - Start Password RecoveryQ - Quit from Operational code Startup
Select any of above (options or Q):
Rebooting at this stage will put me back into the uboot setup...
However if I first do a (2) and type in the same TFTP server info it seems to do a "Code Update"
Code update instructions found!
Critical components modified -- system reboot recommended!
Reboot? (Y/N): y
Rebooting...
syncing filesystems....This may take a few moments
Rebooting system!
The system is going down NOW!
Sent SIGTERM to all processes
Sent SIGKILL toU-Boot 2012.10-00258-g1c5018dfe9 (Jul 26 2019 - 11:17:57)VerNo=1.0.0.15
+ + Uncompressing Kernel Image ... Checking for application
Extracting application from .stk file...done.
Loading Operational code...U-boot upgrade required. Initiating BootCode Update on image1....Extracting components. Please wait...
Integrity-checking components. Please wait...
Erasing /dev/mtd0...
Flashing /dev/mtd0...
Done.
done
Rebooting the system nowsyncing filesystems....This may take a few moments
Rebooting system!
The system is going down NOW!
Sent SIGTERM to all processes
Sent SIGKILL toU-Boot 2012.10-00261-g7910a15be9 (May 13 2022 - 15:39:37)VerNo=1.0.0.17
+ + Uncompressing Kernel Image ... Checking for application
Extracting application from .stk file...done.
Loading Operational code...done.
Extracting Original AVUI package...
Extracting discAgent package...
Extracting restAgent package.Uncompressing apps.lzmaValidating the backup image:image2 failed. stkRC: 2
DMA pool size: 16777216
hpc - No stack ports. Starting in stand-alone mode.started!
(Unit 1)>
So I think I may have solved my own issue. I will leave this here as hopefully help to others.
Thanks.
JosephI
Mar 12, 2024Tutor
I will add that after pushing enter at the final state above I get this prompt:
Operational code Startup Rev: 8.2
Operational code Startup -- Utility Menu
1 - Start Operational code Application
2 - Load Code Update Package
3 - Load Configuration
4 - Select Serial Speed
5 - Retrieve Error Log
6 - Erase Current Configuration
8 - Select Boot Method
9 - Activate Backup Image
10 - Start Diagnostic Application
11 - Reboot
12 - Erase All Configuration Files
13 - Start Password Recovery
Q - Quit from Operational code Startup
Select any of above (options or Q):
Rebooting at this stage will put me back into the uboot setup...
However if I first do a (2) and type in the same TFTP server info it seems to do a "Code Update"
Code update instructions found!
Critical components modified -- system reboot recommended!
Reboot? (Y/N): y
Rebooting...
syncing filesystems....This may take a few moments
Rebooting system!
The system is going down NOW!
Sent SIGTERM to all processes
Sent SIGKILL to
U-Boot 2012.10-00258-g1c5018dfe9 (Jul 26 2019 - 11:17:57)VerNo=1.0.0.15
+ + Uncompressing Kernel Image ... Checking for application
Extracting application from .stk file...done.
Loading Operational code...U-boot upgrade required. Initiating BootCode Update on image1....Extracting components. Please wait...
Integrity-checking components. Please wait...
Erasing /dev/mtd0...
Flashing /dev/mtd0...
Done.
done
Rebooting the system now
syncing filesystems....This may take a few moments
Rebooting system!
The system is going down NOW!
Sent SIGTERM to all processes
Sent SIGKILL to
U-Boot 2012.10-00261-g7910a15be9 (May 13 2022 - 15:39:37)VerNo=1.0.0.17
+ + Uncompressing Kernel Image ... Checking for application
Extracting application from .stk file...done.
Loading Operational code...done.
Extracting Original AVUI package...
Extracting discAgent package...
Extracting restAgent package.Uncompressing apps.lzma
Validating the backup image:image2 failed. stkRC: 2
DMA pool size: 16777216
hpc - No stack ports. Starting in stand-alone mode.
started!
(Unit 1)>
So I think I may have solved my own issue. I will leave this here as hopefully help to others.
Thanks.
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