* How to know PCI configuration
@ 2004-08-18 9:59 Sudheer Vutukuru
2004-08-18 12:17 ` Jan-Benedict Glaw
0 siblings, 1 reply; 2+ messages in thread
From: Sudheer Vutukuru @ 2004-08-18 9:59 UTC (permalink / raw)
To: linux-c-programming
[-- Attachment #1: Type: text/plain, Size: 709 bytes --]
Hi all,
I want to know clock speed and width of PCI can any one tell me how
can i find that
i took the output of lspci but i cannot interpret it.
can any one tell me how to do this i am attching the output of
"lspci -vv"
thanks
sudheer
***************************************************************************
V V N Sudheer,
Master of Technology,
Dept. of Computer Science,
IIT Kanpur.
---------------------------------------------------------------------------------------------
Address: Room No F-316, Hall - 7,
I I T Kanpur,
Kanpur.
Phone : 09839324794(M) , 0512-259-7598(O)
***************************************************************************
[-- Attachment #2: lspcioutput --]
[-- Type: application/octet-stream, Size: 6453 bytes --]
00:00.0 Host bridge: Intel Corp. 82845G/GL [Brookdale-G] Chipset Host Bridge (rev 01)
Subsystem: Intel Corp. 82845G/GL [Brookdale-G] Chipset Host Bridge
Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR+ FastB2B-
Status: Cap+ 66Mhz- UDF- FastB2B+ ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort+ >SERR- <PERR-
Latency: 0
Region 0: Memory at f8000000 (32-bit, prefetchable) [size=64M]
Capabilities: <available only to root>
00:02.0 VGA compatible controller: Intel Corp. 82845G/GL [Brookdale-G] Chipset Integrated Graphics Device (rev 01) (prog-if 00 [VGA])
Subsystem: Intel Corp.: Unknown device 4c59
Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B-
Status: Cap+ 66Mhz- UDF- FastB2B+ ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR-
Latency: 0
Interrupt: pin A routed to IRQ 11
Region 0: Memory at f0000000 (32-bit, prefetchable) [size=128M]
Region 1: Memory at ffa80000 (32-bit, non-prefetchable) [size=512K]
Capabilities: <available only to root>
00:1d.0 USB Controller: Intel Corp. 82801DB USB (Hub #1) (rev 01) (prog-if 00 [UHCI])
Subsystem: Intel Corp.: Unknown device 4c59
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 11
Region 4: I/O ports at e800 [size=32]
00:1d.1 USB Controller: Intel Corp. 82801DB USB (Hub #2) (rev 01) (prog-if 00 [UHCI])
Subsystem: Intel Corp.: Unknown device 4c59
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 B routed to IRQ 5
Region 4: I/O ports at e880 [size=32]
00:1d.2 USB Controller: Intel Corp. 82801DB USB (Hub #3) (rev 01) (prog-if 00 [UHCI])
Subsystem: Intel Corp.: Unknown device 4c59
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 9
Region 4: I/O ports at ec00 [size=32]
00:1d.7 USB Controller: Intel Corp. 82801DB USB EHCI Controller (rev 01) (prog-if 20 [EHCI])
Subsystem: Intel Corp.: Unknown device 4c59
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 D routed to IRQ 10
Region 0: Memory at ffa7fc00 (32-bit, non-prefetchable) [size=1K]
Capabilities: <available only to root>
00:1e.0 PCI bridge: Intel Corp. 82801BA/CA/DB PCI Bridge (rev 81) (prog-if 00 [Normal decode])
Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR+ FastB2B-
Status: Cap- 66Mhz- UDF- FastB2B+ ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR+
Latency: 0
Bus: primary=00, secondary=01, subordinate=01, sec-latency=32
I/O behind bridge: 0000d000-0000dfff
Memory behind bridge: ff800000-ff8fffff
Prefetchable memory behind bridge: e6a00000-e6afffff
BridgeCtl: Parity- SERR+ NoISA+ VGA- MAbort- >Reset- FastB2B-
00:1f.0 ISA bridge: Intel Corp. 82801DB ISA Bridge (LPC) (rev 01)
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
00:1f.1 IDE interface: Intel Corp. 82801DB ICH4 IDE (rev 01) (prog-if 8a [Master SecP PriP])
Subsystem: Intel Corp.: Unknown device 4c59
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 9
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 10000000 (32-bit, non-prefetchable) [size=1K]
00:1f.3 SMBus: Intel Corp. 82801DB SMBus (rev 01)
Subsystem: Intel Corp.: Unknown device 4c59
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-
Interrupt: pin B routed to IRQ 3
Region 4: I/O ports at e000 [size=32]
00:1f.5 Multimedia audio controller: Intel Corp. 82801DB AC'97 Audio (rev 01)
Subsystem: Intel Corp.: Unknown device 0303
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 B routed to IRQ 3
Region 0: I/O ports at e400 [size=256]
Region 1: I/O ports at e080 [size=64]
Region 2: Memory at ffa7f800 (32-bit, non-prefetchable) [size=512]
Region 3: Memory at ffa7f400 (32-bit, non-prefetchable) [size=256]
Capabilities: <available only to root>
01:01.0 Ethernet controller: Intel Corp. 82540EM Gigabit Ethernet Controller (rev 02)
Subsystem: Intel Corp. PRO/1000 MT Desktop Adapter
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: 32 (63750ns min), cache line size 08
Interrupt: pin A routed to IRQ 7
Region 0: Memory at ff8e0000 (32-bit, non-prefetchable) [size=128K]
Region 1: Memory at ff8c0000 (32-bit, non-prefetchable) [size=128K]
Region 2: I/O ports at dc00 [size=64]
Expansion ROM at ff8a0000 [disabled] [size=128K]
Capabilities: <available only to root>
01:08.0 Ethernet controller: Intel Corp. 82801BD PRO/100 VE (LOM) Ethernet Controller (rev 81)
Subsystem: Intel Corp.: Unknown device 3009
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: 32 (2000ns min, 14000ns max), cache line size 08
Interrupt: pin A routed to IRQ 4
Region 0: Memory at ff89f000 (32-bit, non-prefetchable) [size=4K]
Region 1: I/O ports at d880 [size=64]
Capabilities: <available only to root>
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: How to know PCI configuration
2004-08-18 9:59 How to know PCI configuration Sudheer Vutukuru
@ 2004-08-18 12:17 ` Jan-Benedict Glaw
0 siblings, 0 replies; 2+ messages in thread
From: Jan-Benedict Glaw @ 2004-08-18 12:17 UTC (permalink / raw)
To: linux-c-programming
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On Wed, 2004-08-18 15:29:43 +0530, Sudheer Vutukuru <sudheer.vutukuru@gmail.com>
wrote in message <55ee29e00408180259a005ed0@mail.gmail.com>:
> I want to know clock speed and width of PCI can any one tell me how
> can i find that
>
> 00:00.0 Host bridge: Intel Corp. 82845G/GL [Brookdale-G] Chipset Host Bridge (rev 01)
> Subsystem: Intel Corp. 82845G/GL [Brookdale-G] Chipset Host Bridge
> Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR+ FastB2B-
> Status: Cap+ 66Mhz- UDF- FastB2B+ ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort+ >SERR- <PERR-
See, it's 66MHz flag is negated, so this is a 33MHz device. However, I
don't know right now how to check for 64bit bus access...
> Latency: 0
> Region 0: Memory at f8000000 (32-bit, prefetchable) [size=64M]
> Capabilities: <available only to root>
MfG, JBG
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