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This change has been made by an automated script, maintained by the
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** Changed in: linux (Ubuntu)
       Status: New => Incomplete

** Tags added: bionic

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  Ubuntu 18.04 install screen becomes blur on Huawei server

Status in install-package package in Ubuntu:
Status in linux package in Ubuntu:

Bug description:
  For all(as I know) Huawei servers, the vga adapter are embed in the
  iBMC chips. Those server can install from ISO manually for 16.04.4 and
  screen display normally. But for 18.04 ( tested both for daily and
  final beta)version, the install screen is blur. One of tested server
  is Huawei 2855 v5, the certification link for 16.04 are

  Below are key difference of dmesg. It seems might related with DRM.

  18.04 install screen is blur 
  [    2.039009] fb0: EFI VGA frame buffer device
  [    4.178058] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013).
  [    4.191435] [drm] No driver support for vblank timestamp query.
  [    4.209338] checking generic (90000000 300000) vs hw (0 0)
  [    4.209384] fbcon: hibmcdrmfb (fb1) is primary device
  [    4.209385] fbcon: Remapping primary device, fb1, to tty 1-63
  [    5.357024] hibmc-drm 0000:07:00.0: fb1: hibmcdrmfb frame buffer device
  [    5.380085] [drm] Initialized hibmc 1.0.0 20160828 for 0000:07:00.0 on 
minor 0
  [    5.636624] vga16fb: initializing
  [    5.636627] vga16fb: mapped to 0x0000000048a7a1d2
  [    5.636630] checking generic (90000000 300000) vs hw (a0000 10000)
  [    5.636676] fb2: VGA16 VGA frame buffer device

  16.04.4 install screen is fine (no screen blur)
  [    2.000419] fb0: EFI VGA frame buffer device
  [    8.795065] vga16fb: initializing
  [    8.795068] vga16fb: mapped to 0xffff8800000a0000
  [    8.795071] checking generic (98000000 300000) vs hw (a0000 10000)
  [    8.795121] fb1: VGA16 VGA frame buffer device

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