Message-ID: <487F309D.20709@gmail.com>
Date:	Thu, 17 Jul 2008 11:44:29 +0000
From:	Richard <tuxbox.guru@...il.com>
To:	Thomas Renninger <trenn@...e.de>
CC:	Thomas Gleixner <tglx@...utronix.de>, Ingo Molnar <mingo@...e.hu>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	"andreas.herrmann3" <andreas.herrmann3@....com>,
	eumaster@...il.com, uli.geins@...ns-web.de
Subject: Re: [PATCH] Re: AMD Mobile Semprons (3500+, 3600+,...) break with
 nohz and highres enabled

Thomas Renninger wrote:
> On Wednesday 16 July 2008 21:03:12 Thomas Gleixner wrote:
>   
>> On Wed, 16 Jul 2008, Thomas Renninger wrote:
>>     
> ...
>   
>> We definitely do not add x86 quirks into the generic code.
>>
>> Is there really no other way to fix this problem ? Which chipset is
>> involved here ? SB400/600 perhaps ?
>>     
>
> Evgeny's (eumaster) and Uli's chipsets are both:
>
> north-bridge: nvidia c51mv
> south-bridge: nvidia mcp51m
>
> Also both are MSI laptops:
>   - MSI-M670, modell MS-1632
>   - MSI S430x
> (This could also be a chipset or even an MSI specific BIOS bug?
> Richard could you compare with your HW, pls if still possible).
>
> Some more info:
>   - things break entering C2 or deeper
>   - noapictimer workaround helps to come a bit further, but results in sever
>     other errors, disk(dma error), keyboad, mouse etc., also see:
>     https://bugzilla.novell.com/show_bug.cgi?id=396220#c13
>   - "nohz=off" works (tested on 2.6.25.4-8-pae and 2.6.22.17-0.1-default SUSE kernels)
>   - processor.max_cstate=1 works
>
>        Thomas
>
> lspci
> 00:00.0 RAM memory: nVidia Corporation C51 Host Bridge (rev a2)
> 00:00.1 RAM memory: nVidia Corporation C51 Memory Controller 0 (rev a2)
> 00:00.2 RAM memory: nVidia Corporation C51 Memory Controller 1 (rev a2)
> 00:00.3 RAM memory: nVidia Corporation C51 Memory Controller 5 (rev a2)
> 00:00.4 RAM memory: nVidia Corporation C51 Memory Controller 4 (rev a2)
> 00:00.5 RAM memory: nVidia Corporation C51 Host Bridge (rev a2)
> 00:00.6 RAM memory: nVidia Corporation C51 Memory Controller 3 (rev a2)
> 00:00.7 RAM memory: nVidia Corporation C51 Memory Controller 2 (rev a2)
> 00:03.0 PCI bridge: nVidia Corporation C51 PCI Express Bridge (rev a1)
> 00:05.0 VGA compatible controller: nVidia Corporation MCP51 PCI-X GeForce Go 6100 (rev a2)
> 00:09.0 RAM memory: nVidia Corporation MCP51 Host Bridge (rev a2)
> 00:0a.0 ISA bridge: nVidia Corporation MCP51 LPC Bridge (rev a3)
> 00:0a.1 SMBus: nVidia Corporation MCP51 SMBus (rev a3)
> 00:0a.3 Co-processor: nVidia Corporation MCP51 PMU (rev a3)
> 00:0b.0 USB Controller: nVidia Corporation MCP51 USB Controller (rev a3)
> 00:0b.1 USB Controller: nVidia Corporation MCP51 USB Controller (rev a3)
> 00:0d.0 IDE interface: nVidia Corporation MCP51 IDE (rev a1)
> 00:0e.0 IDE interface: nVidia Corporation MCP51 Serial ATA Controller (rev a1)
> 00:10.0 PCI bridge: nVidia Corporation MCP51 PCI Bridge (rev a2)
> 00:10.1 Audio device: nVidia Corporation MCP51 High Definition Audio (rev a2)
> 00:14.0 Bridge: nVidia Corporation MCP51 Ethernet Controller (rev a3)
> 00:18.0 Host bridge: Advanced Micro Devices [AMD] K8 [Athlon64/Opteron] HyperTransport Technology Configuration
> 00:18.1 Host bridge: Advanced Micro Devices [AMD] K8 [Athlon64/Opteron] Address Map
> 00:18.2 Host bridge: Advanced Micro Devices [AMD] K8 [Athlon64/Opteron] DRAM Controller
> 00:18.3 Host bridge: Advanced Micro Devices [AMD] K8 [Athlon64/Opteron] Miscellaneous Control
>
>   
Hi All,

Here is a dump from lspci.... looks completely different :-P and here i 
was blaming ATI :-)

Richard


00:00.0 Host bridge: ATI Technologies Inc RS690 Host Bridge
00:01.0 PCI bridge: ATI Technologies Inc RS690 PCI to PCI Bridge 
(Internal gfx)
00:04.0 PCI bridge: ATI Technologies Inc Unknown device 7914
00:05.0 PCI bridge: ATI Technologies Inc RS690 PCI to PCI Bridge (PCI 
Express Port 1)
00:06.0 PCI bridge: ATI Technologies Inc RS690 PCI to PCI Bridge (PCI 
Express Port 2)
00:12.0 SATA controller: ATI Technologies Inc SB600 Non-Raid-5 SATA
00:13.0 USB Controller: ATI Technologies Inc SB600 USB (OHCI0)
00:13.1 USB Controller: ATI Technologies Inc SB600 USB (OHCI1)
00:13.2 USB Controller: ATI Technologies Inc SB600 USB (OHCI2)
00:13.3 USB Controller: ATI Technologies Inc SB600 USB (OHCI3)
00:13.4 USB Controller: ATI Technologies Inc SB600 USB (OHCI4)
00:13.5 USB Controller: ATI Technologies Inc SB600 USB Controller (EHCI)
00:14.0 SMBus: ATI Technologies Inc SBx00 SMBus Controller (rev 14)
00:14.1 IDE interface: ATI Technologies Inc SB600 IDE
00:14.2 Audio device: ATI Technologies Inc SBx00 Azalia
00:14.3 ISA bridge: ATI Technologies Inc SB600 PCI to LPC Bridge
00:14.4 PCI bridge: ATI Technologies Inc SBx00 PCI to PCI Bridge
00:18.0 Host bridge: Advanced Micro Devices [AMD] K8 [Athlon64/Opteron] 
HyperTransport Technology Configuration
00:18.1 Host bridge: Advanced Micro Devices [AMD] K8 [Athlon64/Opteron] 
Address Map
00:18.2 Host bridge: Advanced Micro Devices [AMD] K8 [Athlon64/Opteron] 
DRAM Controller
00:18.3 Host bridge: Advanced Micro Devices [AMD] K8 [Athlon64/Opteron] 
Miscellaneous Control
01:05.0 VGA compatible controller: ATI Technologies Inc RS690M [Radeon 
X1200 Series]
02:04.0 CardBus bridge: Ricoh Co Ltd RL5c476 II (rev b6)
02:04.1 FireWire (IEEE 1394): Ricoh Co Ltd R5C832 IEEE 1394 Controller 
(rev 02)
10:00.0 Ethernet controller: Broadcom Corporation NetLink BCM5787M 
Gigabit Ethernet PCI Express (rev 02)
30:00.0 Network controller: Broadcom Corporation BCM4312 802.11a/b/g 
(rev 02)



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