[Bug 1065095] Re: no screen (including xserver) when using uefi version of grub2 on asus f1a75-m pro

[Marcus Tomlinson]

This release of Ubuntu is no longer receiving maintenance updates. If
this is still an issue on a maintained version of Ubuntu please let us
know.

** Changed in: grub2 (Ubuntu)
       Status: New => Incomplete

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Title:
  no screen (including xserver) when using uefi version of grub2  on
  asus  f1a75-m pro

Status in grub2 package in Ubuntu:
  Incomplete

Bug description:
  After first boot you'll notice, the screen goes blank and stay that way, even when xserver is loaded.
  May hardware specs are (dmidecode):

  Processor Information
          Socket Designation: FM1 
          Type: Central Processor
          Family: S-Series
          Manufacturer: AuthenticAMD
          ID: 10 0F 30 00 FF FB 8B 17
          Signature: Family 18, Model 1, Stepping 0
          Flags:
                  FPU (Floating-point unit on-chip)
                  VME (Virtual mode extension)
                  DE (Debugging extension)
                  PSE (Page size extension)
                  TSC (Time stamp counter)
                  MSR (Model specific registers)
                  PAE (Physical address extension)
                  MCE (Machine check exception)
                  CX8 (CMPXCHG8 instruction supported)
                  APIC (On-chip APIC hardware supported)
                  SEP (Fast system call)
                  MTRR (Memory type range registers)
                  PGE (Page global enable)
                  MCA (Machine check architecture)
                  CMOV (Conditional move instruction supported)
                  PAT (Page attribute table)
                  PSE-36 (36-bit page size extension)
                  CLFSH (CLFLUSH instruction supported)
                  MMX (MMX technology supported)
                  FXSR (FXSAVE and FXSTOR instructions supported)
                  SSE (Streaming SIMD extensions)
                  SSE2 (Streaming SIMD extensions 2)
                  HTT (Multi-threading)
          Version: AMD A8-3800 APU with Radeon(tm) HD Graphics
          Voltage: 1.2 V
          External Clock: 100 MHz
          Max Speed: 2400 MHz
          Current Speed: 2400 MHz
          Status: Populated, Enabled
          Upgrade: Socket FM1
          L1 Cache Handle: 0x0040
          L2 Cache Handle: 0x003F
          L3 Cache Handle: Not Provided
          Serial Number: Not Specified
          Asset Tag: Not Specified
          Part Number: Not Specified
          Core Count: 4
          Core Enabled: 4
          Thread Count: 4
          Characteristics:
                  64-bit capable

  BIOS Information
          Vendor: American Megatrends Inc.
          Version: 0603
          Release Date: 06/08/2011
          Address: 0xF0000
          Runtime Size: 64 kB
          ROM Size: 4096 kB
          Characteristics:
                  PCI is supported
                  BIOS is upgradeable
                  BIOS shadowing is allowed
                  Boot from CD is supported
                  Selectable boot is supported
                  BIOS ROM is socketed
                  EDD is supported
                  5.25"/1.2 MB floppy services are supported (int 13h)
                  3.5"/720 kB floppy services are supported (int 13h)
                  3.5"/2.88 MB floppy services are supported (int 13h)
                  Print screen service is supported (int 5h)
                  8042 keyboard services are supported (int 9h)
                  Serial services are supported (int 14h)
                  Printer services are supported (int 17h)
                  ACPI is supported
                  USB legacy is supported
                  BIOS boot specification is supported
                  Targeted content distribution is supported
          BIOS Revision: 4.6

  Base Board Information
          Manufacturer: ASUSTeK Computer INC.
          Product Name: F1A75-M PRO
          Version: Rev X.0x
          Serial Number: 110501140001859
          Asset Tag: To be filled by O.E.M.
          Features:
                  Board is a hosting board
                  Board is replaceable
          Location In Chassis: To be filled by O.E.M.
          Chassis Handle: 0x0003
          Type: Motherboard
          Contained Object Handles: 0

  This happens only, if the internal GPU of the AMD APU is used. When using an additional GPU in PCIe slot, everything works fine.
  The second way to get arround this bug is installing in legacy bios mode.

  ProblemType: Bug
  DistroRelease: Ubuntu 12.10
  Package: grub-efi (not installed)
  ProcVersionSignature: Ubuntu 3.5.0-17.27-generic 3.5.5
  Uname: Linux 3.5.0-17-generic x86_64
  NonfreeKernelModules: fglrx
  ApportVersion: 2.6.1-0ubuntu1
  Architecture: amd64
  Date: Wed Oct 10 17:02:47 2012
  InstallationMedia: Ubuntu 12.10 "Quantal Quetzal" - Beta amd64 (20120926)
  ProcEnviron:
   TERM=xterm
   PATH=(custom, no user)
   XDG_RUNTIME_DIR=<set>
   LANG=de_DE.UTF-8
   SHELL=/bin/bash
  SourcePackage: grub2
  UpgradeStatus: No upgrade log present (probably fresh install)

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