System running on Gentoo using 2.6.11 kernel.

uname -a output :

Linux stan 2.6.11-cko5 #1 Tue May 3 00:06:39 IST 2005 i686 Pentium III
(Coppermine) GenuineIntel GNU/Linux


lspci -vvv output :

0000:00:00.0 Host bridge: Intel Corporation 82815 815 Chipset Host Bridge and Memory Controller Hub (rev 11)
	Subsystem: Sony Corporation Vaio PCG-FX403
	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
	Capabilities: [88] #09 [f205]

0000:00:02.0 VGA compatible controller: Intel Corporation 82815 CGC [Chipset Graphics Controller] (rev 11) (prog-if 00 [VGA])
	Subsystem: Sony Corporation Vaio PCG-FX403
	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: Memory at f8000000 (32-bit, prefetchable)
	Region 1: Memory at f4000000 (32-bit, non-prefetchable) [size=512K]
	Capabilities: [dc] 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-

0000:00:1e.0 PCI bridge: Intel Corporation 82801 Mobile PCI Bridge (rev 03) (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=64
	I/O behind bridge: 00003000-00003fff
	Memory behind bridge: f4100000-f41fffff
	Prefetchable memory behind bridge: fff00000-000fffff
	BridgeCtl: Parity- SERR- NoISA+ VGA- MAbort- >Reset- FastB2B-

0000:00:1f.0 ISA bridge: Intel Corporation 82801BAM ISA Bridge (LPC) (rev 03)
	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

0000:00:1f.1 IDE interface: Intel Corporation 82801BAM IDE U100 (rev 03) (prog-if 80 [Master])
	Subsystem: Sony Corporation Vaio PCG-FX403
	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
	Region 4: I/O ports at 1800 [size=16]

0000:00:1f.2 USB Controller: Intel Corporation 82801BA/BAM USB (Hub #1) (rev 03) (prog-if 00 [UHCI])
	Subsystem: Sony Corporation Vaio PCG-FX403
	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 9
	Region 4: I/O ports at 1820 [size=32]

0000:00:1f.3 SMBus: Intel Corporation 82801BA/BAM SMBus (rev 03)
	Subsystem: Sony Corporation Vaio PCG-FX403
	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 9
	Region 4: I/O ports at 1810 [size=16]

0000:00:1f.4 USB Controller: Intel Corporation 82801BA/BAM USB (Hub #2) (rev 03) (prog-if 00 [UHCI])
	Subsystem: Sony Corporation Vaio PCG-FX403
	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 2400 [size=32]

0000:00:1f.5 Multimedia audio controller: Intel Corporation 82801BA/BAM AC'97 Audio (rev 03)
	Subsystem: Sony Corporation Vaio PCG-FX403
	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 9
	Region 0: I/O ports at 1c00
	Region 1: I/O ports at 1840 [size=64]

0000:00:1f.6 Modem: Intel Corporation 82801BA/BAM AC'97 Modem (rev 03) (prog-if 00 [Generic])
	Subsystem: Sony Corporation Vaio PCG-FX403
	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 9
	Region 0: I/O ports at 2000
	Region 1: I/O ports at 1880 [size=128]

0000:01:00.0 FireWire (IEEE 1394): Texas Instruments TSB43AA22 IEEE-1394 Controller (PHY/Link Integrated) (rev 02) (prog-if 10 [OHCI])
	Subsystem: Sony Corporation Vaio PCG-FX403
	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: 64 (750ns min, 1000ns max), cache line size 08
	Interrupt: pin A routed to IRQ 9
	Region 0: Memory at f4101000 (32-bit, non-prefetchable)
	Region 1: Memory at f4104000 (32-bit, non-prefetchable) [size=16K]
	Capabilities: [44] 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-

0000:01:02.0 CardBus bridge: Ricoh Co Ltd RL5c476 II (rev 80)
	Subsystem: Sony Corporation Vaio PCG-FX403
	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: 168
	Interrupt: pin A routed to IRQ 9
	Region 0: Memory at 10000000 (32-bit, non-prefetchable)
	Bus: primary=01, secondary=02, subordinate=05, sec-latency=176
	Memory window 0: 10400000-107ff000 (prefetchable)
	Memory window 1: 10800000-10bff000
	I/O window 0: 00004000-000040ff
	I/O window 1: 00004400-000044ff
	BridgeCtl: Parity- SERR- ISA- VGA- MAbort- >Reset- 16bInt- PostWrite+
	16-bit legacy interface ports at 0001

0000:01:02.1 CardBus bridge: Ricoh Co Ltd RL5c476 II (rev 80)
	Subsystem: Sony Corporation Vaio PCG-FX403
	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: 168
	Interrupt: pin B routed to IRQ 9
	Region 0: Memory at 10001000 (32-bit, non-prefetchable)
	Bus: primary=01, secondary=06, subordinate=09, sec-latency=176
	Memory window 0: 10c00000-10fff000 (prefetchable)
	Memory window 1: 11000000-113ff000
	I/O window 0: 00004800-000048ff
	I/O window 1: 00004c00-00004cff
	BridgeCtl: Parity- SERR- ISA- VGA- MAbort- >Reset- 16bInt+ PostWrite+
	16-bit legacy interface ports at 0001

0000:01:08.0 Ethernet controller: Intel Corporation 82801BA/BAM/CA/CAM Ethernet Controller (rev 03)
	Subsystem: Intel Corporation EtherExpress PRO/100 VE
	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: 66 (2000ns min, 14000ns max), cache line size 08
	Interrupt: pin A routed to IRQ 9
	Region 0: Memory at f4100000 (32-bit, non-prefetchable)
	Region 1: I/O ports at 3000 [size=64]
	Capabilities: [dc] Power Management version 2
		Flags: PMEClk- DSI+ D1+ D2+ AuxCurrent=0mA PME(D0+,D1+,D2+,D3hot+,D3cold+)
		Status: D0 PME-Enable- DSel=0 DScale=2 PME-

0000:02:00.0 Ethernet controller: 3Com Corporation 3cCFE575CT CardBus [Cyclone] (rev 10)
	Subsystem: 3Com Corporation FE575C-3Com 10/100 LAN CardBus-Fast Ethernet
	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: 64 (2500ns min, 1250ns max)
	Interrupt: pin A routed to IRQ 9
	Region 0: I/O ports at 4000 [size=260M]
	Region 1: Memory at 10800000 (32-bit, non-prefetchable) [size=128]
	Region 2: Memory at 10800080 (32-bit, non-prefetchable) [size=128]
	Expansion ROM at 00020000 [disabled]
	Capabilities: [50] Power Management version 1
		Flags: PMEClk- DSI- D1+ D2+ AuxCurrent=0mA PME(D0-,D1+,D2+,D3hot+,D3cold+)
		Status: D0 PME-Enable- DSel=0 DScale=1 PME-