[Work] [Leadership] Fwd: Pomoc pri rjesavanju problema sa HP racunalom na Linuxu
Dobrica Pavlinusic
dpavlin at rot13.org
Wed Aug 8 12:56:13 CEST 2012
On Wed, Aug 08, 2012 at 10:36:44AM +0200, Milan Rajacic wrote:
> Bok!
>
> Ima li tko u Zagrebu da malo pogleda o cemu se radi i pomogne ljudima. Bar
> kakav hint mailom. Ja sam pokusao, ali nista nasao nesto pametno, a mobilni
> pristup netu na obali nije bas neki.
> Ako to rijese opremili bi tim modelom svoje ucionice, vidi zadnje retke.
Sandy bridge je trenutno loše podržan -- Intel upravo commit-a patcheve za
podršku u upstream projekte (kernel, mesa etc), tako da nisam siguran da
postoji ikakvo rješenje dok te promjene ne dođu u distribucije.
> ---------- Forwarded message ----------
> From: "HSIN" <hsin at hsin.hr>
> Date: Aug 2, 2012 12:08 PM
> Subject: Pomoc pri rjesavanju problema sa HP racunalom na Linuxu
> To: <milan at linux.hr>
>
> **
> Postovani g. Rajacic,
>
> sukladno telefonskom razgovoru, dostavljamo Vam opis problema i hardverske
> specifikacije doticnog racunala.
>
> *Kratki opis problema:*
> Problem se javlja pri visokim rezolucijama (1600x900) sa grafickom
> karticom. Pojavljuju se treptece horizontalne crte preko cijelog ekrana kao
> da nije pogodjena frekvencija osvjezavanja. Problem je isti na razlicitim
> ditribucijama (pokusali smo sa zadnjim Debianom i Ubuntuom). Takodjer i
> nekoliko drivera (intel, i915,..) daju iste rezultate. Jedino VESA radi
> dobro, medjutim nema visoke rezolucije. Takodjer smo pokusali i
> konfigurirati Xorg server, medjutim sa forsiranjem nekog odredjenog moda,
> GDM se uopce ne pokrece nego izbacuje gresku "Cannot open display". Najveci
> progres smo dobili sa konzolom i *uvesafb* driverom, pri cemu je rezolucija
> dobra (1600x900) i nema flickera, medjutim cim se pokrene graficko sucelje,
> rezolucija se opet vrati na 800x600.
>
> *Hardware info:*
> Radi se o HP All-in-One racunalu sljedecih specifikacija:
>
> product: HP Pro 3420 AiO PC
> vendor: Hewlett-Packard
> Motherboard: Quanta / 2AC5
> BIOS: AMI version: LEO_707 (11/17/2011)
> CPU: Intel(R) Pentium(R) CPU G630 @ 2.70GHz
> Chipset: Intel Corporation 6 Series/C200 Series Chipset Family PCI Express
> Display:
> description: VGA compatible controller
> product: 2nd Generation Core Processor Family Integrated
> Graphics Controller
> vendor: Intel Corporation
> Subsystem: Hewlett-Packard Company Device 2ac5
> physical id: 2
> bus info: pci at 0000:00:02.0
> version: 09
> width: 64 bits
> clock: 33MHz
> capabilities: msi pm vga_controller bus_master cap_list
> configuration: latency=0
> resources: memory:fe000000-fe3fffff memory:c0000000-cfffffff
> ioport:f000(size=64)
>
> Ovo prijavljuje "dmesg" prilikom inicijalizacije:
> [ 4.336583] pci 0000:00:02.0: PCI INT A -> GSI 16 (level, low) -> IRQ 16
> [ 4.336587] pci 0000:00:02.0: setting latency timer to 64
> [ 4.365978] mtrr: type mismatch for c0000000,10000000 old: write-back
> new: write-combining
> [ 4.365980] [drm] MTRR allocation failed. Graphics performance may
> suffer.
> [ 4.366190] pci 0000:00:02.0: irq 46 for MSI/MSI-X
> [ 4.366194] [drm] Supports vblank timestamp caching Rev 1 (10.10.2010).
> [ 4.366195] [drm] No driver support for vblank timestamp query.
> [ 4.368498] cfg80211: Calling CRDA to update world regulatory domain
> [ 4.423755] acpi device:34: registered as cooling_device2
> [ 4.423909] input: Video Bus as
> /devices/LNXSYSTM:00/device:00/PNP0A08:00/LNXVIDEO:00/input/input4
> [ 4.423963] ACPI: Video Device [GFX0] (multi-head: yes rom: no post:
> no)
> [ 4.423990] [drm] Initialized i915 1.6.0 20080730 for 0000:00:02.0 on
> minor 0
>
> Ovo je Xorg.conf:
> Section "Device"
> Identifier "Card0"
> Driver "intel"
> VendorName "Intel Corporation"
> BoardName "Sandy Bridge Integrated Graphics Controller"
> BusID "PCI:0:2:0"
> EndSection
> Ovo prijavljuje framebuffer:
> 02: None 00.0: 11001 VESA Framebuffer
> [Created at bios.464]
> Unique ID: rdCR.QgFYtsmQZBC
> Hardware Class: framebuffer
> Model: "Intel(R) Sandybridge/Ivybridge Graphics Controller"
> Vendor: "Intel Corporation"
> Device: "Intel(R) Sandybridge/Ivybridge Graphics Controller"
> SubVendor: "Intel(R) Sandybridge/Ivybridge Graphics Chipset
> Accelerated VGA BIOS"
> Revision: "Hardware Version 0.0"
> Memory Size: 63 MB + 960 kB
> Memory Range: 0xc0000000-0xc3feffff (rw)
> Mode 0x0360: 1600x900 (+1600), 8 bits
> Mode 0x0361: 1600x900 (+3200), 16 bits
> Mode 0x0362: 1600x900 (+6400), 24 bits
> Mode 0x0305: 1024x768 (+1024), 8 bits
> Mode 0x0317: 1024x768 (+2048), 16 bits
> Mode 0x0318: 1024x768 (+4096), 24 bits
> Mode 0x0312: 640x480 (+2560), 24 bits
> Mode 0x0314: 800x600 (+1600), 16 bits
> Mode 0x0315: 800x600 (+3200), 24 bits
> Mode 0x0301: 640x480 (+640), 8 bits
> Mode 0x0303: 800x600 (+832), 8 bits
> Mode 0x0311: 640x480 (+1280), 16 bits
> Mode 0x037d: 1600x900 (+1600), 8 bits
> Mode 0x037e: 1600x900 (+3200), 16 bits
> Mode 0x037f: 1600x900 (+6400), 24 bits
> Config Status: cfg=new, avail=yes, need=no, active=unknown
> Ukoliko trebate detaljnije informacije o hardwareu, u prilogu se nalazi
> ispis "hwinfo".
>
> Molimo vas da se raspitate medju kolegama o mogucnosti rjesavanja ovog
> problema, jer nam racunalo po ostalim performansama odgovara za
> sastavljanje buduce ucionice za pripreme i natjecanja informatickih
> olimpijaca.
>
> Unaprijed zahvaljujemo,
> uz pozdrave,
>
> Aron Bohr, strucni suradnik
> Ivo Separovic, tajnik HSIN-a
> ---
> Hrvatski savez informatičara
> Dalmatinska 12, 10000 Zagreb
> Tel. 01/48-48-768, tel./fax. 01/48-48-770
> http://www.hsin.hr
> _______________________________________________
> Leadership mailing list
> Leadership at linux.hr
> http://lists.linux.hr/listinfo/leadership
--
Dobrica Pavlinusic 2share!2flame dpavlin at rot13.org
Unix addict. Internet consultant. http://www.rot13.org/~dpavlin
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