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Date:      Sat, 10 Nov 2001 16:10:37 +0100 (MET)
From:      Michael Class <michaelc@space.ebiz-hp.com>
To:        current@freebsd.org
Subject:   USB and SMP
Message-ID:  <20011110160434.B617-100000@localhost>

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Hello,

just a question. Has anyone usb-devices working on a current-smp
(very recent current, but problem exists since I can remember)
system? On my Abit VP6 (Via-Chipset) a USB-Mouse and USB-Printer
do work fine if I boot a single-CPU kernel. With a SMP-Kernel
I am getting messages like:

Nov 10 15:53:38 pc-micha /boot/kernel/kernel: uhub0: device problem, disabling p
ort 2
Nov 10 15:53:56 pc-micha /boot/kernel/kernel: uhub1: device problem, disabling p
ort 2

and obviously the USB-Devices do not work.

With a single CPU-Kernel usbdevs delivers

pc-micha:/home/michaelc# usbdevs -v
Controller /dev/usb0:
addr 1: self powered, config 1, UHCI root hub(0x0000), VIA(0x0000), rev 0x0100
 port 1 powered
 port 2 addr 2: self powered, config 1, DeskJet 990C(0x3304), Hewlett-Packard(0x03f0), rev 0x0100
Controller /dev/usb1:
addr 1: self powered, config 1, UHCI root hub(0x0000), VIA(0x0000), rev 0x0100
 port 1 addr 2: low speed, power 100 mA, config 1, Genius USB Wheel Mouse(0x0003), KYE(0x0458), rev 0x0000
 port 2 powered


This is the dmesg-frgment from a single CPU-Kernel for usb:

uhci0: <VIA 83C572 USB controller> port 0xc400-0xc41f irq 10 at device 7.2 on pci0
usb0: <VIA 83C572 USB controller> on uhci0
usb0: USB revision 1.0
uhci1: <VIA 83C572 USB controller> port 0xc800-0xc81f irq 10 at device 7.3 on pci0
usb1: <VIA 83C572 USB controller> on uhci1
usb1: USB revision 1.0
ums0: KYE Genius USB Wheel Mouse, rev 1.00/0.00, addr 2, iclass 3/1

Any Ideas?

Michael


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                    E-Mail: michael_class@gmx.net
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