Thanks for helping me out.
The /proc/bus/usb/devices content is:
T: Bus=01 Lev=00 Prnt=00 Port=00 Cnt=00 Dev#= 1 Spd=12 MxCh= 2
B: Alloc= 0/900 us ( 0%), #Int= 0, #Iso= 0
D: Ver= 1.00 Cls=09(hub ) Sub=00 Prot=00 MxPS= 8 #Cfgs= 1
P: Vendor=0000 ProdID=0000 Rev= 0.00
S: Product=USB UHCI Root Hub
S: SerialNumber=dce0
C:* #Ifs= 1 Cfg#= 1 Atr=40 MxPwr= 0mA
I: If#= 0 Alt= 0 #EPs= 1 Cls=09(hub ) Sub=00 Prot=00 Driver=hub
E: Ad=81(I) Atr=03(Int.) MxPS= 8 Ivl=255ms
lsmod content is:
Module Size Used by
CDCEther 8656 0 (unused)
acm 5440 0 (unused)
binfmt_misc 6416 1
rocket 28432 0
iscsi 21984 0 (unused)
scsi_mod 95696 1 [iscsi]
autofs 11520 0 (autoclean) (unused)
3c59x 26336 1
appletalk 20912 0 (autoclean)
ipx 16448 0 (autoclean)
cs4232 3952 0 (unused)
ad1848 17488 0 [cs4232]
uart401 6576 0 [cs4232]
sound 59680 0 [cs4232 ad1848 uart401]
soundcore 4464 4 [sound]
usb-uhci 21536 0 (unused)
usbcore 51712 1 [CDCEther acm usb-uhci]
ext3 64624 2
jbd 40992 2 [ext3]
lspci -vv content with after plug in the PCI-USB card is:
02:09.0 USB Controller: NEC Corporation USB (rev 41) (prog-if 10 [OHCI])
Subsystem: Unknown device 3083:0035
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 (250ns min, 10500ns max), cache line size 08
Interrupt: pin A routed to IRQ 10
Region 0: Memory at fafff000 (32-bit, non-prefetchable) [size=4K]
Capabilities: [40] 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-
02:09.1 USB Controller: NEC Corporation USB (rev 41) (prog-if 10 [OHCI])
Subsystem: Unknown device 3083:0035
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 (250ns min, 10500ns max), cache line size 08
Interrupt: pin B routed to IRQ 11
Region 0: Memory at faffe000 (32-bit, non-prefetchable) [size=4K]
Capabilities: [40] 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-
02:09.2 USB Controller: NEC Corporation: Unknown device 00e0 (rev 02) (prog-if 20)
Subsystem: Unknown device 3083:00e0
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 (4000ns min, 8500ns max), cache line size 08
Interrupt: pin C routed to IRQ 11
Region 0: Memory at faffdc00 (32-bit, non-prefetchable) [size=256]
Capabilities: [40] 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-
From: "Stephen J. Gowdy" <[EMAIL PROTECTED]>
Reply-To: [EMAIL PROTECTED]
To: Simon Wu <[EMAIL PROTECTED]>
CC: [EMAIL PROTECTED]
Subject: Re: [Linux-usb-users] How to add a 2nd PCI-USB host
Date: Thu, 9 Jan 2003 11:38:18 -0800 (PST)
WHat are the contents of /proc/bus/usb/devices, the output of "lspci -vvv"
and the output of lsmod?
On Thu, 9 Jan 2003, Simon Wu wrote:
>
> PLEASE REPLY ALL AS I AM NOT ON THE MAILING LIST
>
> Hello,
>
> I have a Dell Pentium3 PC which has a built-in USB host. I need to expand
> the USB ports so I added a 4-port USB1.1 hub. However when I connected more
> than two 384kbps modems (ACM modem) to the hub, the speed on some modem drop
> dramatically. It only support up to two 384ktps modems. I thought the HUB
> should be able to support 4 modems with full speed because the total rate is
> only about 1/10 of 12Mb/s supported by USB1.1. Anyone know what could be the
> problem?
>
> So, I decided to add a 2nd PCI-USB host(USB2.0 hardware). My redhat linux
> 7.2 can detect the hardware at boot up, and installed the driver. But when I
> put the modem on the 2nd host (the PCI one), the linux system couldn't
> detect the modem. Can we config Redhat7.2 for more than one root hosts?
>
> The other question is is USB2.0 available for Redhat 7.2? If so, will
> upgrade to USB2.0 solve my problem. Or do I have to use PCs with built-in
> USB2.0 host?
>
>
> Thanks,
>
>
> Simon
>
>
>
>
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