Messages in this thread | | | From | "Kyle" <> | Subject | Re: ICH5 with 2.6.1 very slow | Date | Mon, 16 Feb 2004 21:58:36 +0800 |
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Today I tried "lspci -vvv -xxx" with 2.6.1, forgotten to do this with 2.4.20, and I found this:
00:1f.1 IDE interface: Intel Corp. 82801EB ICH5 IDE (rev 02) (prog-if 8a [Master SecP PriP]) Subsystem: Intel Corp.: Unknown device 4c43 Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- Status: Cap- 66Mhz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR- Latency: 0 Interrupt: pin A routed to IRQ 18 Region 0: I/O ports at <unassigned> Region 1: I/O ports at <unassigned> Region 2: I/O ports at <unassigned> Region 3: I/O ports at <unassigned> Region 4: I/O ports at ffa0 [size=16] Region 5: Memory at 7f800000 (32-bit, non-prefetchable) [size=1K]
00:1f.2 IDE interface: Intel Corp.: Unknown device 24d1 (rev 02) (prog-if 8f [Master SecP SecO PriP PriO]) Subsystem: Intel Corp.: Unknown device 4c43 Control: I/O+ Mem- BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- Status: Cap- 66Mhz+ UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR- Latency: 0 Interrupt: pin A routed to IRQ 18 Region 0: I/O ports at e800 [size=8] Region 1: I/O ports at e400 [size=4] Region 2: I/O ports at e000 [size=8] Region 3: I/O ports at dc00 [size=4] Region 4: I/O ports at d800 [size=16]
00:1d.2 USB Controller: Intel Corp. 82801EB USB (Hub #3) (rev 02) (prog-if 00 [UHCI]) Subsystem: Intel Corp.: Unknown device 4c43 Control: I/O+ Mem- BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- Status: Cap- 66Mhz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR- Latency: 0 Interrupt: pin C routed to IRQ 18 Region 4: I/O ports at d000 [size=32]
[root@s1 kyle]# hdparm -i /dev/hda
/dev/hda:
Model=WDC WD2500JB-00EVA0, FwRev=15.05R15, SerialNo=WD-WMAEH1328328 Config={ HardSect NotMFM HdSw>15uSec SpinMotCtl Fixed DTR>5Mbs FmtGapReq } RawCHS=16383/16/63, TrkSize=57600, SectSize=600, ECCbytes=74 BuffType=DualPortCache, BuffSize=8192kB, MaxMultSect=16, MultSect=16 CurCHS=16383/16/63, CurSects=16514064, LBA=yes, LBAsects=268435455 IORDY=on/off, tPIO={min:120,w/IORDY:120}, tDMA={min:120,rec:120} PIO modes: pio0 pio1 pio2 pio3 pio4 DMA modes: mdma0 mdma1 mdma2 UDMA modes: udma0 udma1 udma2 udma3 udma4 *udma5 AdvancedPM=no WriteCache=enabled Drive conforms to: device does not report version: 1 2 3 4 5 6
Does it means that ICH5 shared IRQ 18 with USB and cause the performance problem? I'll try to submit this to bugzilla.
Kyle
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