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Date: Sun, 29 Mar 2009 14:50:07 +0200
From: Prakash Punnoor <prakash@...noor.de>
To: Yinghai Lu <yinghai@...nel.org>
Cc: Jesse Barnes <jbarnes@...tuousgeek.org>,
Matthew Wilcox <matthew@....cx>,
Andrew Morton <akpm@...ux-foundation.org>,
Ingo Molnar <mingo@...e.hu>,
"Eric W. Biederman" <ebiederm@...ssion.com>,
Robert Hancock <hancockrwd@...il.com>, david@...g.hm,
"linux-kernel" <linux-kernel@...r.kernel.org>,
linux-pci@...r.kernel.org
Subject: Re: [PATCH] pci: don't enable too much HT MSI mapping -v5 -resend
On Sonntag 29 März 2009 11:32:56 Yinghai Lu wrote:
> On Sun, Mar 29, 2009 at 2:15 AM, Prakash Punnoor <prakash@...noor.de> wrote:
> > On Sonntag 29 März 2009 03:33:03 Yinghai Lu wrote:
> >> please try follwing patch over pci/linux-next
> >>
> >> Thanks
> >>
> >> YH
> >>
> >> [PATCH] pci: don't enable too much HT MSI mapping -v6
> >
> > Works fine now, thanks!
> >
> > pci 0000:00:00.0: Found disabled HT MSI Mapping
> > pci 0000:00:00.0: Enabling HT MSI Mapping
> > pci 0000:00:00.0: Found enabled HT MSI Mapping
> > pci 0000:00:05.0: Boot video device
> > pci 0000:00:09.0: Found disabled HT MSI Mapping
> > pci 0000:00:0e.0: Enabling HT MSI Mapping
> > pci 0000:00:09.0: Found disabled HT MSI Mapping
> > pci 0000:00:0f.0: Enabling HT MSI Mapping
> > pci 0000:00:09.0: Found disabled HT MSI Mapping
> > pci 0000:00:10.0: Enabling HT MSI Mapping
> > pci 0000:00:09.0: Found disabled HT MSI Mapping
> > pci 0000:00:10.1: Enabling HT MSI Mapping
>
> can you put you pcie network card in the pcie slot belong to c51?
> we should find 00:03.0 the pcie bridge...
>
Above is when inserted in PCIe 1x slot, now in my PCIe 16x slot
(I don't have other options):
pci 0000:00:00.0: Found disabled HT MSI Mapping
pci 0000:00:00.0: Enabling HT MSI Mapping
pci 0000:00:00.0: Found enabled HT MSI Mapping
pci 0000:00:05.0: Boot video device
pci 0000:00:09.0: Found disabled HT MSI Mapping
pci 0000:00:0e.0: Enabling HT MSI Mapping
pci 0000:00:09.0: Found disabled HT MSI Mapping
pci 0000:00:0f.0: Enabling HT MSI Mapping
pci 0000:00:09.0: Found disabled HT MSI Mapping
pci 0000:00:10.0: Enabling HT MSI Mapping
pci 0000:00:09.0: Found disabled HT MSI Mapping
pci 0000:00:10.1: Enabling HT MSI Mapping
00:04.0 PCI bridge: nVidia Corporation C51 PCI Express Bridge (rev a1) (prog-if 00 [Normal decode])
Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx+
Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
Latency: 0, Cache Line Size: 32 bytes
Bus: primary=00, secondary=01, subordinate=01, sec-latency=0
I/O behind bridge: 0000a000-0000afff
Memory behind bridge: fdc00000-fdcfffff
Prefetchable memory behind bridge: 00000000fdd00000-00000000fddfffff
Secondary status: 66MHz- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort+ <SERR- <PERR-
BridgeCtl: Parity- SERR- NoISA+ VGA- MAbort- >Reset- FastB2B-
PriDiscTmr- SecDiscTmr- DiscTmrStat- DiscTmrSERREn-
Capabilities: [40] Subsystem: nVidia Corporation Device 0000
Capabilities: [48] Power Management version 2
Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA PME(D0+,D1+,D2+,D3hot+,D3cold+)
Status: D0 PME-Enable- DSel=0 DScale=0 PME-
Capabilities: [50] MSI: Mask- 64bit+ Count=1/2 Enable+
Address: 00000000fee0300c Data: 4149
Capabilities: [60] HyperTransport: MSI Mapping Enable- Fixed-
Mapping Address Base: 00000000fee00000
Capabilities: [80] Express (v1) Root Port (Slot+), MSI 00
DevCap: MaxPayload 128 bytes, PhantFunc 0, Latency L0s <512ns, L1 <4us
ExtTag- RBE- FLReset-
DevCtl: Report errors: Correctable- Non-Fatal- Fatal- Unsupported-
RlxdOrd+ ExtTag- PhantFunc- AuxPwr- NoSnoop+
MaxPayload 128 bytes, MaxReadReq 512 bytes
DevSta: CorrErr- UncorrErr- FatalErr- UnsuppReq- AuxPwr- TransPend-
LnkCap: Port #0, Speed 2.5GT/s, Width x16, ASPM L0s L1, Latency L0 <512ns, L1 <4us
ClockPM- Surprise- LLActRep+ BwNot-
LnkCtl: ASPM Disabled; RCB 64 bytes Disabled- Retrain- CommClk+
ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
LnkSta: Speed 2.5GT/s, Width x1, TrErr- Train- SlotClk+ DLActive+ BWMgmt- ABWMgmt-
SltCap: AttnBtn- PwrCtrl- MRL- AttnInd- PwrInd- HotPlug- Surpise-
Slot # 0, PowerLimit 0.000000; Interlock- NoCompl-
SltCtl: Enable: AttnBtn- PwrFlt- MRL- PresDet- CmdCplt- HPIrq- LinkChg-
Control: AttnInd Off, PwrInd On, Power- Interlock-
SltSta: Status: AttnBtn- PowerFlt- MRL- CmdCplt- PresDet+ Interlock-
Changed: MRL- PresDet+ LinkState+
RootCtl: ErrCorrectable- ErrNon-Fatal- ErrFatal- PMEIntEna- CRSVisible-
RootCap: CRSVisible-
RootSta: PME ReqID 0000, PMEStatus- PMEPending-
Capabilities: [100] Virtual Channel <?>
Kernel driver in use: pcieport-driver
00: de 10 fb 02 07 04 10 00 a1 00 04 06 08 00 01 00
10: 00 00 00 00 00 00 00 00 00 01 01 00 a1 a1 00 20
20: c0 fd c0 fd d1 fd d1 fd 00 00 00 00 00 00 00 00
30: 00 00 00 00 40 00 00 00 00 00 00 00 ff 00 04 00
40: 0d 48 00 00 de 10 00 00 01 50 02 f8 00 00 00 00
50: 05 60 83 00 0c 30 e0 fe 00 00 00 00 49 41 00 00
60: 08 80 00 a8 00 00 e0 fe 00 00 00 00 00 00 00 00
70: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
80: 10 00 41 01 c0 04 00 00 10 28 00 00 01 3d 11 00
90: 40 00 11 30 00 00 00 00 c0 01 48 01 00 00 00 00
a0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
b0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
c0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
d0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
e0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
f0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
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