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Date:      Thu, 4 Jan 2001 06:20:58 -0800 (PST)
From:      kazarov@izmiran.rssi.ru
To:        freebsd-gnats-submit@FreeBSD.org
Subject:   kern/24070: uhci USB driver disables port on reataching devices
Message-ID:  <200101041420.f04EKwW46753@freefall.freebsd.org>
Resent-Message-ID: <200101041430.f04EU1R49068@freefall.freebsd.org>

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>Number:         24070
>Category:       kern
>Synopsis:       uhci USB driver disables port on reataching devices
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    freebsd-bugs
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Thu Jan 04 06:30:00 PST 2001
>Closed-Date:
>Last-Modified:
>Originator:     Dmitry Kazarov
>Release:        FreeBSD-4.2-STABLE
>Organization:
IZMIRAN
>Environment:
>Description:
This is a SMP system with 2 Celeron-466. 
ZyXEL Omni 56K Plus modem plugged into the USB port.
System correctly detects modem but on after disconnection and reconnection disables port.

ugen0: at uhub0 port 1 (addr 2) disconnected
ugen0: detached
uhub0: device problem, disabling port 1
uhub0: device problem, disabling port 1

I've tried also to connect HP scanner and Creative USB camera with similar behaviour: system correctly recognize device on startup but disables port on reconnection. All devices work correctly on MS Windows ME.

dmesg output:
Copyright (c) 1992-2000 The FreeBSD Project.
Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994
The Regents of the University of California. All rights reserved.
FreeBSD 4.2-STABLE #0: Sat Dec 30 23:23:37 MSK 2000
root@ckit.izmiran.rssi.ru:/usr/obj/usr/src/sys/CKT
Timecounter "i8254"  frequency 1193182 Hz
CPU: Pentium II/Pentium II Xeon/Celeron (467.73-MHz 686-class CPU)
Origin = "GenuineIntel"  Id = 0x665  Stepping = 5
Features=0x183fbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,MMX,FXSR>
real memory  = 268369920 (262080K bytes)
avail memory = 258064384 (252016K bytes)
Programming 24 pins in IOAPIC #0
IOAPIC #0 intpin 2 -> irq 0
FreeBSD/SMP: Multiprocessor motherboard
cpu0 (BSP): apic id:  0, version: 0x00040011, at 0xfee00000
cpu1 (AP):  apic id:  1, version: 0x00040011, at 0xfee00000
io0 (APIC): apic id:  2, version: 0x00170011, at 0xfec00000
Preloaded elf kernel "kernel" at 0xc0313000.
VESA: v2.0, 8192k memory, flags:0x1, mode table:0xc02bb7c0 (1000040)
VESA: Diamond Multimedia Systems, Inc.
Pentium Pro MTRR support enabled
md0: Malloc disk
npx0: <math processor> on motherboard
npx0: INT 16 interface
pcib0: <Intel 82443BX (440 BX) host to PCI bridge> on motherboard
pci0: <PCI bus> on pcib0
pcib1: <Intel 82443BX (440 BX) PCI-PCI (AGP) bridge> at device 1.0 on pci0
pci1: <PCI bus> on pcib1
pci1: <Intel i740 AGP SVGA controller> at 0.0 irq 16
isab0: <Intel 82371AB PCI to ISA bridge> at device 7.0 on pci0
isa0: <ISA bus> on isab0
atapci0: <Intel PIIX4 ATA33 controller> port 0xf000-0xf00f at device 7.1 on pci0
ata0: at 0x1f0 irq 14 on atapci0
ata1: at 0x170 irq 15 on atapci0
uhci0: <Intel 82371AB/EB (PIIX4) USB controller> port 0xc000-0xc01f irq 9 at device 7.2 on pci0
usb0: <Intel 82371AB/EB (PIIX4) USB controller> on uhci0
usb0: USB revision 1.0
uhub0: Intel UHCI root hub, class 9/0, rev 1.00/1.00, addr 1
uhub0: 2 ports with 2 removable, self powered
ugen0: ZyXEL Communication Co. product 0x1500, rev 1.00/0.01, addr 2
Timecounter "PIIX"  frequency 3579545 Hz
chip1: <Intel 82371AB Power management controller> port 0x5000-0x500f at device 7.3 on pci0
fxp0: <Intel Pro 10/100B/100+ Ethernet> port 0xc400-0xc41f mem 0xeb100000-0xeb1fffff,0xeb201000-0xeb201fff irq 18 at device 11.0 on pci0
fxp0: Ethernet address 00:90:27:5a:8c:2b
fxp1: <Intel Pro 10/100B/100+ Ethernet> port 0xc800-0xc81f mem 0xeb000000-0xeb0fffff,0xeb202000-0xeb202fff irq 17 at device 13.0 on pci0
fxp1: Ethernet address 00:90:27:75:3e:2f
ahc0: <Adaptec 2940 Ultra SCSI adapter> port 0xcc00-0xccff mem 0xeb200000-0xeb200fff irq 16 at device 15.0 on pci0
aic7880: Single Channel A, SCSI Id=7, 16/255 SCBs
atapci1: <HighPoint HPT366 ATA66 controller> port 0xd800-0xd8ff,0xd400-0xd403,0xd000-0xd007 irq 18 at device 19.0 on pci0
ata2: at 0xd000 on atapci1
atapci2: <HighPoint HPT366 ATA66 controller> port 0xe400-0xe4ff,0xe000-0xe003,0xdc00-0xdc07 irq 18 at device 19.1 on pci0
ata3: at 0xdc00 on atapci2
fdc0: <NEC 72065B or clone> at port 0x3f0-0x3f5,0x3f7 irq 6 drq 2 on isa0
fdc0: FIFO enabled, 8 bytes threshold
fd0: <1440-KB 3.5" drive> on fdc0 drive 0
atkbdc0: <Keyboard controller (i8042)> at port 0x60,0x64 on isa0
atkbd0: <AT Keyboard> flags 0x1 irq 1 on atkbdc0
kbd0 at atkbd0
psm0: <PS/2 Mouse> irq 12 on atkbdc0
psm0: model IntelliMouse, device ID 3
vga0: <Generic ISA VGA> at port 0x3c0-0x3df iomem 0xa0000-0xbffff on isa0
sc0: <System console> at flags 0x100 on isa0
sc0: VGA <9 virtual consoles, flags=0x300>
sio0 at port 0x3f8-0x3ff irq 4 flags 0x10 on isa0
sio0: type 16550A
sio1 at port 0x2f8-0x2ff irq 3 on isa0
sio1: type 16550A
sio2: configured irq 5 not in bitmap of probed irqs 0
APIC_IO: Testing 8254 interrupt delivery
APIC_IO: routing 8254 via IOAPIC #0 intpin 2
SMP: AP CPU #1 Launched!
ad4: 21557MB <IBM-DJNA-372200> [43800/16/63] at ata2-master UDMA66
acd0: CDROM <NEC CD-ROM DRIVE:282> at ata0-slave using UDMA33
Mounting root from ufs:/dev/ad4s1a

>How-To-Repeat:

>Fix:


>Release-Note:
>Audit-Trail:
>Unformatted:


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