arm64+ast2600: No Output from BMC's VGA port
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
linux (Ubuntu) |
Triaged
|
Medium
|
Unassigned | ||
Jammy |
Fix Committed
|
Undecided
|
Unassigned | ||
Lunar |
Fix Committed
|
Medium
|
Unassigned | ||
linux-hwe-5.19 (Ubuntu) |
Won't Fix
|
Undecided
|
Unassigned | ||
Jammy |
Won't Fix
|
Undecided
|
Unassigned | ||
linux-hwe-6.2 (Ubuntu) |
Fix Committed
|
Undecided
|
Unassigned | ||
Jammy |
Fix Released
|
Undecided
|
Unassigned |
Bug Description
SRU Justification:
[ Impact ]
On systems that have the following combination of hardware
1) arm64 CPU
2) ASPEED AST2600 BMC: https:/
No output when connecting a display to the BMC's VGA port.
[ Fix ]
For AST2500+ MMIO should be enabled by default.
[ Test Plan ]
Test on targeted hardware to make sure BMC is displaying output.
[ Where problems could occur ]
Not aware of any potential problems, but any should be confined to
ASPEED AST2500+ hardware.
[ Other Info ]
Patch is already in jammy/nvidia-5.19 and jammy/nvidia-6.2 and has been tested with affected BMC.
[Issue]
On systems that have the following combination of hardware...:
1) arm64 CPU
2) ASPEED AST2600 BMC: https:/
.. we see no output when connecting a display to the BMC's VGA port.
Upon further investigation, we see that applying the following patch fixes this issue: https:/
[Action]
Please apply the following two backports to the appropriate Ubuntu HWE kernels:
https:/
https:/
affects: | snap-octavia-diskimage-retrofit → linux |
affects: | linux → linux (Ubuntu) |
description: | updated |
description: | updated |
description: | updated |
description: | updated |
description: | updated |
Changed in linux-hwe-5.19 (Ubuntu): | |
status: | New → Won't Fix |
no longer affects: | linux-hwe-5.19 (Ubuntu Lunar) |
no longer affects: | linux-hwe-6.2 (Ubuntu Lunar) |
Changed in linux (Ubuntu Lunar): | |
importance: | Undecided → Medium |
status: | New → In Progress |
Changed in linux (Ubuntu): | |
importance: | Undecided → Medium |
status: | New → Triaged |
Changed in linux (Ubuntu Lunar): | |
status: | In Progress → Fix Committed |
Changed in linux-hwe-6.2 (Ubuntu): | |
status: | New → Incomplete |
status: | Incomplete → Fix Committed |
Changed in linux-hwe-5.19 (Ubuntu Jammy): | |
status: | New → Fix Committed |
Changed in linux-hwe-6.2 (Ubuntu Jammy): | |
status: | New → Fix Committed |
Changed in linux-hwe-5.19 (Ubuntu Jammy): | |
status: | Fix Committed → Won't Fix |
Changed in linux (Ubuntu Jammy): | |
status: | New → Fix Committed |
There is no need for kernel logs, we've already diagnosed the problem and are providing the solution.