Eu abri um ticket para o problema e talvez voce possa colaborar enviando
suas observacoes para :
https://launchpad.net/distros/ubuntu/+bug/44241/
[]'s
Andre Moraes escreveu:
> Hamacker, Lista,
>
> Este problema já está virando uma novela aqui para mim. A situação é
> similar, embora não saiba qual a configuração Satellite A75. Estou com
> o mesmo problema com o hardware listado a seguir:
>
> - Placa-mãe: K8N
> - Processador: AMD 64 3000+
> - Placa de Vídeo: Radeon 9550 (MSI)
> - Memória: 1.0 GB
>
> Distros em teste: Breezy 32-bit, Dapper 32-bit e SUSE Linux x86_64
> (além destas, já utilizei o Mandriva 2006 x86_64, o SUSE 10 i386 e
> x86_64, o Fedora Core 5 i386 e x86_64 e o Dapper x86_64)
>
> A situação: também tentei tudo que é possível no Ubuntu Dapper
> Installation Guide, no UbuntuForums.org
> (http://www.ubuntuforums.org/showthread.php?t=75378) e correlatos, no
> Rage3D (http://www.rage3d.com/board/showthread.php?t=33736241) e no
> Gentoo ATI Radeon FAQ
> (http://odin.prohosting.com/wedge01/gentoo-radeon-faq.html) e por aí
> vai.
>
> Já utilizei o drivers nativos das distros acima (para as que
> disponibilizam), instalei o driver da ATI até a última versão,
> 8.24.8-1, tanto usando o instalador quanto o binário produzido a
> partir do rpm.
>
> Resultados:
>
> Descobri que o problema tem a ver com minha placa-mãe: quando
> inicializo o Linux 32-bit, o sistema reconhece o espaço de memória
> reservado como AGP Aperture, como mostrado na saída do lspci -v,
> colado a seguir, mas não define o registrador MTRR correspondente e,
> por conseqüência, o DRI não é habilitado.
>
> Saida do lspci -v:
>
> 0000:00:00.0 Host bridge: nVidia Corporation nForce3 250Gb Host Bridge
> (rev a1)
> Subsystem: ASUSTeK Computer Inc.: Unknown device 813f
> Flags: bus master, 66MHz, fast devsel, latency 0
> Memory at e0000000 (32-bit, prefetchable) [size=256M]
> Capabilities: <available only to root>
>
> 0000:00:01.0 ISA bridge: nVidia Corporation nForce3 250Gb LPC Bridge
> (rev a2)
> Subsystem: ASUSTeK Computer Inc.: Unknown device 813f
> Flags: bus master, 66MHz, fast devsel, latency 0
>
> 0000:00:01.1 SMBus: nVidia Corporation nForce 250Gb PCI System
> Management (rev a1)
> Subsystem: ASUSTeK Computer Inc.: Unknown device 813f
> Flags: 66MHz, fast devsel
> I/O ports at 5080 [size=32]
> I/O ports at 5000 [size=64]
> I/O ports at 5040 [size=64]
> Capabilities: <available only to root>
>
> 0000:00:02.0 USB Controller: nVidia Corporation CK8S USB Controller
> (rev a1) (prog-if 10 [OHCI])
> Subsystem: ASUSTeK Computer Inc.: Unknown device 813f
> Flags: bus master, 66MHz, fast devsel, latency 0, IRQ 5
> Memory at ff6fd000 (32-bit, non-prefetchable) [size=4K]
> Capabilities: <available only to root>
>
> 0000:00:02.1 USB Controller: nVidia Corporation CK8S USB Controller
> (rev a1) (prog-if 10 [OHCI])
> Subsystem: ASUSTeK Computer Inc.: Unknown device 813f
> Flags: bus master, 66MHz, fast devsel, latency 0, IRQ 9
> Memory at ff6fe000 (32-bit, non-prefetchable) [size=4K]
> Capabilities: <available only to root>
>
> 0000:00:02.2 USB Controller: nVidia Corporation nForce3 EHCI USB 2.0
> Controller (rev a2) (prog-if 20 [EHCI])
> Subsystem: ASUSTeK Computer Inc.: Unknown device 813f
> Flags: bus master, 66MHz, fast devsel, latency 0, IRQ 10
> Memory at ff6ffc00 (32-bit, non-prefetchable) [size=256]
> Capabilities: <available only to root>
>
> 0000:00:05.0 Bridge: nVidia Corporation CK8S Ethernet Controller (rev
a2)
> Subsystem: ASUSTeK Computer Inc.: Unknown device 80a7
> Flags: bus master, 66MHz, fast devsel, latency 0, IRQ 3
> Memory at ff6fc000 (32-bit, non-prefetchable) [size=4K]
> I/O ports at ec00 [size=8]
> Capabilities: <available only to root>
>
> 0000:00:08.0 IDE interface: nVidia Corporation CK8S Parallel ATA
> Controller (v2.5) (rev a2) (prog-if 8a [Master SecP PriP])
> Subsystem: ASUSTeK Computer Inc.: Unknown device 813f
> Flags: bus master, 66MHz, fast devsel, latency 0
> I/O ports at ffa0 [size=16]
> Capabilities: <available only to root>
>
> 0000:00:0a.0 IDE interface: nVidia Corporation CK8S Serial ATA
> Controller (v2.5) (rev a2) (prog-if 85 [Master SecO PriO])
> Subsystem: ASUSTeK Computer Inc.: Unknown device 813f
> Flags: bus master, 66MHz, fast devsel, latency 0, IRQ 10
> I/O ports at 09f0 [size=8]
> I/O ports at 0bf0 [size=4]
> I/O ports at 0970 [size=8]
> I/O ports at 0b70 [size=4]
> I/O ports at d400 [size=16]
> I/O ports at d000 [size=128]
> Capabilities: <available only to root>
>
> 0000:00:0b.0 PCI bridge: nVidia Corporation nForce3 250Gb AGP Host to
> PCI Bridge (rev a2) (prog-if 00 [Normal decode])
> Flags: bus master, 66MHz, medium devsel, latency 16
> Bus: primary=00, secondary=01, subordinate=01, sec-latency=10
> I/O behind bridge: 0000b000-0000bfff
> Memory behind bridge: ff500000-ff5fffff
> Prefetchable memory behind bridge: beb00000-deafffff
>
> 0000:00:0e.0 PCI bridge: nVidia Corporation nForce3 250Gb PCI-to-PCI
> Bridge (rev a2) (prog-if 00 [Normal decode])
> Flags: bus master, 66MHz, fast devsel, latency 0
> Bus: primary=00, secondary=02, subordinate=02, sec-latency=128
> I/O behind bridge: 0000c000-0000cfff
>
> 0000:00:18.0 Host bridge: Advanced Micro Devices [AMD] K8
> [Athlon64/Opteron] HyperTransport Technology Configuration
> Flags: fast devsel
> Capabilities: <available only to root>
>
> 0000:00:18.1 Host bridge: Advanced Micro Devices [AMD] K8
> [Athlon64/Opteron] Address Map
> Flags: fast devsel
>
> 0000:00:18.2 Host bridge: Advanced Micro Devices [AMD] K8
> [Athlon64/Opteron] DRAM Controller
> Flags: fast devsel
>
> 0000:00:18.3 Host bridge: Advanced Micro Devices [AMD] K8
> [Athlon64/Opteron] Miscellaneous Control
> Flags: fast devsel
>
> 0000:01:00.0 VGA compatible controller: ATI Technologies Inc RV350 AS
> [Radeon 9550] (prog-if 00 [VGA])
> Subsystem: Micro-Star International Co., Ltd. 865PE Neo2-V
> (MS-6788) mainboard
> Flags: bus master, 66MHz, medium devsel, latency 255, IRQ 11
> Memory at d0000000 (32-bit, prefetchable) [size=128M]
> I/O ports at b800 [size=256]
> Memory at ff5f0000 (32-bit, non-prefetchable) [size=64K]
> Expansion ROM at ff5c0000 [disabled] [size=128K]
> Capabilities: <available only to root>
>
> 0000:01:00.1 Display controller: ATI Technologies Inc RV350 ?? [Radeon
> 9550] (Secondary)
> Subsystem: Micro-Star International Co., Ltd.: Unknown device
932d
> Flags: bus master, 66MHz, medium devsel, latency 64
> Memory at c8000000 (32-bit, prefetchable) [size=128M]
> Memory at ff5e0000 (32-bit, non-prefetchable) [size=64K]
> Capabilities: <available only to root>
>
> 0000:02:09.0 Multimedia audio controller: Creative Labs SB Live!
> EMU10k1 (rev 0a)
> Subsystem: Creative Labs: Unknown device 8066
> Flags: bus master, medium devsel, latency 64, IRQ 9
> I/O ports at c800 [size=32]
> Capabilities: <available only to root>
>
> 0000:02:09.1 Input device controller: Creative Labs SB Live! MIDI/Game
> Port (rev 0a)
> Subsystem: Creative Labs Gameport Joystick
> Flags: bus master, medium devsel, latency 64
> I/O ports at cc00 [size=8]
> Capabilities: <available only to root>
>
> Saída do comando cat /proc/mtrr:
>
> reg00: base=0x00000000 ( 0MB), size=1024MB: write-back, count=1
> reg01: base=0xd0000000 (3328MB), size= 128MB: write-combining, count=1
>
> Depois de testar de todo o modo as distros de 32-bits, resolvi testar
> as distros de 64-bits, resultado? Não funcionou. Mas, por acaso,
> reiniciei o sistema e subi o Breezy 32-bits e para minha surpresa,
> quando o registrador referente ao AGP Aperture foi configurado
> automaticamente, tudo funcionou normalmente, incluindo o suporte a
> DRI. A saída do comando cat /proc/mtrr para a situação em que a placa
> funciona está mostrado a seguir:
>
> reg00: base=0x00000000 ( 0MB), size=1024MB: write-back, count=1
> reg01: base=0xe0000000 (3584MB), size= 256MB: write-combining, count=4
> reg02: base=0xd0000000 (3328MB), size= 128MB: write-combining, count=1
>
> Fim das contas: consigo fazer a placa Radeon funcionar com suporte a
> 3D no Breezy 32-bits (e também no Dapper) mas para isso tenho que
> iniciar o computador numa distro de 64-bits (funcionou com o Fedora,
> Suse 10, Mandriva 2006 e, agora, com o Suse 10.1) e reiniciá-lo no
> Breezy e tudo funciona lindo.
>
> Alguma idéia? Alguém tem idéia de algo que eu não tenha visto? :-(
>
> Desculpem a mensagem longa!
>
> Um abraço.
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