Ubuntu server 14.04 can't boot up after UEFI installation on Avoton-B0
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
intel |
Fix Released
|
Undecided
|
Unassigned | ||
linux (Ubuntu) |
Fix Released
|
Undecided
|
Tim Gardner |
Bug Description
Label: edv01 (Edisonville)
BIOS: EDVLCRB1.
Processor: Avoton B0
Kernel version: 3.13.0-23-generic (Ubuntu14.04 Server Daily)
Details:
Ubuntu server 14.04 can't boot up after UEFI installation, the screen is freeze, but system can response to "Ctrl + Alt + F(1-7)".
the Graphic ID:
01:00.0 VGA compatible controller [0300]: Advanced Micro Devices, Inc. [AMD/ATI] Cedar [Radeon HD 5000/6000/7350/8350 Series] [1002:68f9]
the root cause is:
After UEFI installation, Ubuntu server 14.04 doesn't contain Radeon firmware in /lib/firmware defaultly which is necessary to initialize Radeon graphic card.
If I copy Radeon firmware manually, this system can boot successfully.
Please reference the upstream bugzilla report:
https:/
Related branches
Changed in linux (Ubuntu): | |
status: | Fix Committed → Fix Released |
Changed in intel: | |
status: | New → Fix Released |
Xiong - is this an issue _during_ installation, or afterwards ? I've just installed 14.04 server which _does_ have /lib/firmware/ radeon/ CEDAR*. I can imagine that these files do not exists during installation as they are not in the kernel udebs.