Akkana Peck wrote:
> In 2.6.4,on a machine with a VIA chipset (uhci) and an additional
> ehci usb2/ieee1394 card, I get an endless stream of:
>
> hub 1-0:1.0: over-current change on port %d (where %d is 3, 4, and 5).
>
> I also got this message in 2.6.1, though I don't think it was quite
> so insistent, so this doesn't seem to have been affected by the
> over-current patches mentioned in the 2.6.4 Changelog.
> USB seems to work fine, but the message clutters the logs
> and makes it impossible to look for other messages.
>
> This is on a gigabyte 6va7 motherboard, which has a VIA chipset with
> onboard USB (UHCI). In addition, I have a USB2/ieee1394 PCI card, a
> D-Link DFB-A5, about which lspci says:
> 02:00.0 FireWire (IEEE 1394): Lucent Microelectronics FW323 (rev 04)
> 02:01.0 USB Controller: NEC Corporation USB (rev 41)
> 02:01.1 USB Controller: NEC Corporation USB (rev 41)
> 02:01.2 USB Controller: NEC Corporation USB 2.0 (rev 02)
Hi,
I get the same thing, with all kernel versions so far (from 2.4.22, 2.4.23,
2.4.25, 2.6.0-test11, 2.6.2, 2.6.3, until 2.6.5-rc1) but ONLY if I connect
the USB hub in my Belinea 17" TFT (101720) to the mainboard:
usb usb1: Product: nVidia Corporation nForce2 USB Controller
usb usb1: Manufacturer: Linux 2.6.5-rc1-bk2-k7 ehci_hcd
usb usb1: SerialNumber: 0000:00:02.2
then,
hub 2-0:1.0: port 2, status 101, change 1, 12 Mb/s
hub 2-0:1.0: debounce: port 2: delay 100ms stable 4 status 0x101
ohci_hcd 0000:00:02.0: GetStatus roothub.portstatus [2] = 0x00100103 PRSC
PPS PES CCS
usb 2-2: new full speed USB device using address 2
usb 2-2: new device strings: Mfr=0, Product=0, SerialNumber=0
drivers/usb/core/usb.c: usb_hotplug
usb 2-2: registering 2-2:1.0 (config #1, interface 0)
drivers/usb/core/usb.c: usb_hotplug
hub 2-2:1.0: usb_probe_interface
hub 2-2:1.0: usb_probe_interface - got id
hub 2-2:1.0: USB hub found
hub 2-2:1.0: 5 ports detected
hub 2-2:1.0: standalone hub
hub 2-2:1.0: individual port power switching
hub 2-2:1.0: individual port over-current protection
hub 2-2:1.0: Port indicators are not supported
hub 2-2:1.0: power on to power good time: 100ms
hub 2-2:1.0: hub controller current requirement: 100mA
hub 2-2:1.0: local power source is good
hub 2-2:1.0: no over-current condition exists
hub 2-2:1.0: enabling power on all ports
hub 2-2:1.0: over-current change on port 3
hub 2-2:1.0: enabling power on all ports
hub 2-2:1.0: over-current change on port 4
hub 2-2:1.0: enabling power on all ports
hub 2-2:1.0: over-current change on port 5
hub 2-2:1.0: enabling power on all ports
hub 2-2:1.0: over-current change on port 3
hub 2-2:1.0: enabling power on all ports
hub 2-2:1.0: over-current change on port 4
hub 2-2:1.0: enabling power on all ports
(etc ... ad infinitum)
This is an ASUS a7n8x (or something) mainboard with nForce2 chipset and
Athlon XP CPU:
00:00.0 Host bridge: nVidia Corporation nForce2 AGP (different version?)
(rev c1)
00:00.1 RAM memory: nVidia Corporation nForce2 Memory Controller 1 (rev c1)
00:00.2 RAM memory: nVidia Corporation nForce2 Memory Controller 4 (rev c1)
00:00.3 RAM memory: nVidia Corporation nForce2 Memory Controller 3 (rev c1)
00:00.4 RAM memory: nVidia Corporation nForce2 Memory Controller 2 (rev c1)
00:00.5 RAM memory: nVidia Corporation nForce2 Memory Controller 5 (rev c1)
00:01.0 ISA bridge: nVidia Corporation nForce2 ISA Bridge (rev a4)
00:01.1 SMBus: nVidia Corporation nForce2 SMBus (MCP) (rev a2)
00:02.0 USB Controller: nVidia Corporation nForce2 USB Controller (rev a4)
00:02.1 USB Controller: nVidia Corporation nForce2 USB Controller (rev a4)
00:02.2 USB Controller: nVidia Corporation nForce2 USB Controller (rev a4)
00:04.0 Ethernet controller: nVidia Corporation nForce2 Ethernet Controller
(rev a1)
00:05.0 Multimedia audio controller: nVidia Corporation nForce MultiMedia
audio [Via VT82C686B] (rev a2)
00:06.0 Multimedia audio controller: nVidia Corporation nForce2 AC97 Audio
Controler (MCP) (rev a1)
00:08.0 PCI bridge: nVidia Corporation nForce2 External PCI Bridge (rev a3)
00:09.0 IDE interface: nVidia Corporation nForce2 IDE (rev a2)
00:0c.0 PCI bridge: nVidia Corporation nForce2 PCI Bridge (rev a3)
00:0d.0 FireWire (IEEE 1394): nVidia Corporation nForce2 FireWire (IEEE
1394) Controller (rev a3)
00:1e.0 PCI bridge: nVidia Corporation nForce2 AGP (rev c1)
01:09.0 Multimedia audio controller: Yamaha Corporation YMF-744B [DS-1S
Audio Controller] (rev 02)
01:0a.0 Multimedia video controller: Brooktree Corporation Bt878 Video
Capture (rev 02)
01:0a.1 Multimedia controller: Brooktree Corporation Bt878 Audio Capture
(rev 02)
02:01.0 Ethernet controller: 3Com Corporation 3C920B-EMB Integrated Fast
Ethernet Controller (rev 40)
03:00.0 VGA compatible controller: nVidia Corporation NV25 [GeForce4 Ti
4200] (rev a3)
Full kernel log is attached.
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usb usb1: new device strings: Mfr=3, Product=2, SerialNumber=1
drivers/usb/core/message.c: USB device number 1 default language ID 0x409
usb usb1: Product: nVidia Corporation nForce2 USB Controller
usb usb1: Manufacturer: Linux 2.6.5-rc1-bk2-k7 ehci_hcd
usb usb1: SerialNumber: 0000:00:02.2
drivers/usb/core/usb.c: usb_hotplug
usb usb1: registering 1-0:1.0 (config #1, interface 0)
drivers/usb/core/usb.c: usb_hotplug
hub 1-0:1.0: usb_probe_interface
hub 1-0:1.0: usb_probe_interface - got id
hub 1-0:1.0: USB hub found
hub 1-0:1.0: 6 ports detected
hub 1-0:1.0: standalone hub
hub 1-0:1.0: ganged power switching
hub 1-0:1.0: individual port over-current protection
hub 1-0:1.0: Single TT
hub 1-0:1.0: TT requires at most 8 FS bit times
hub 1-0:1.0: Port indicators are not supported
hub 1-0:1.0: power on to power good time: 20ms
hub 1-0:1.0: hub controller current requirement: 0mA
hub 1-0:1.0: local power source is good
hub 1-0:1.0: no over-current condition exists
hub 1-0:1.0: enabling power on all ports
drivers/usb/core/usb.c: registered new driver usbmouse
drivers/usb/input/usbmouse.c: v1.6:USB HID Boot Protocol mouse driver
ehci_hcd 0000:00:02.2: GetStatus port 1 status 001803 POWER sig=j CSC CONNECT
hub 1-0:1.0: port 1, status 501, change 1, 480 Mb/s
ieee1394: Initialized config rom entry `ip1394'
ohci1394: $Rev: 1172 $ Ben Collins <[EMAIL PROTECTED]>
PCI: Setting latency timer of device 0000:00:0d.0 to 64
hub 1-0:1.0: debounce: port 1: delay 100ms stable 4 status 0x501
ohci1394: fw-host0: OHCI-1394 1.1 (PCI): IRQ=[22] MMIO=[de084000-de0847ff] Max
Packet=[2048]
ehci_hcd 0000:00:02.2: port 1 high speed
ehci_hcd 0000:00:02.2: GetStatus port 1 status 001005 POWER sig=se0 PE CONNECT
usb 1-1: new high speed USB device using address 2
ieee1394: raw1394: /dev/raw1394 device initialized
usb 1-1: new device strings: Mfr=1, Product=2, SerialNumber=0
drivers/usb/core/message.c: USB device number 2 default language ID 0x409
SCSI subsystem initialized
usb 1-1: Product: EPSON Scanner
usb 1-1: Manufacturer: EPSON
drivers/usb/core/usb.c: usb_hotplug
usb 1-1: registering 1-1:1.0 (config #1, interface 0)
drivers/usb/core/usb.c: usb_hotplug
ehci_hcd 0000:00:02.2: GetStatus port 2 status 001803 POWER sig=j CSC CONNECT
hub 1-0:1.0: port 2, status 501, change 1, 480 Mb/s
sbp2: $Rev: 1170 $ Ben Collins <[EMAIL PROTECTED]>
Capability LSM initialized
hub 1-0:1.0: debounce: port 2: delay 100ms stable 4 status 0x501
ehci_hcd 0000:00:02.2: port 2 full speed --> companion
ehci_hcd 0000:00:02.2: GetStatus port 2 status 003001 POWER OWNER sig=se0 CONNECT
ehci_hcd 0000:00:02.2: GetStatus port 4 status 001403 POWER sig=k CSC CONNECT
hub 1-0:1.0: port 4, status 501, change 1, 480 Mb/s
hub 1-0:1.0: debounce: port 4: delay 100ms stable 4 status 0x501
ehci_hcd 0000:00:02.2: port 4 low speed --> companion
ehci_hcd 0000:00:02.2: GetStatus port 4 status 003002 POWER OWNER sig=se0 CSC
ehci_hcd 0000:00:02.2: GetStatus port 2 status 003002 POWER OWNER sig=se0 CSC
hub 1-0:1.0: port 2, status 0, change 1, 12 Mb/s
ehci_hcd 0000:00:02.2: GetStatus port 4 status 003002 POWER OWNER sig=se0 CSC
hub 1-0:1.0: port 4, status 0, change 1, 12 Mb/s
found reiserfs format "3.6" with standard journal
ohci1394: fw-host0: SelfID received outside of bus reset sequence
ieee1394: Error parsing configrom for node 0-00:1023
ieee1394: Host added: ID:BUS[0-01:1023] GUID[00e0180000188675]
ip1394: $Rev: 1175 $ Ben Collins <[EMAIL PROTECTED]>
divert: not allocating divert_blk for non-ethernet device eth1
ip1394: eth1: IEEE-1394 IPv4 over 1394 Ethernet (fw-host0)
Reiserfs journal params: device hda5, size 8192, journal first block 18, max trans len
1024, max
reiserfs: checking transaction log (hda5) for (hda5)
Using r5 hash to sort names
found reiserfs format "3.6" with standard journal
Reiserfs journal params: device hda4, size 8192, journal first block 18, max trans len
1024, max
reiserfs: checking transaction log (hda4) for (hda4)
Using r5 hash to sort names
ohci_hcd: 2004 Feb 02 USB 1.1 'Open' Host Controller (OHCI) Driver (PCI)
ohci_hcd: block sizes: ed 64 td 64
ohci_hcd 0000:00:02.0: nVidia Corporation nForce2 USB Controller
ohci_hcd 0000:00:02.0: reset, control = 0x600
PCI: Setting latency timer of device 0000:00:02.0 to 64
ohci_hcd 0000:00:02.0: irq 20, pci mem f8c0a000
ohci_hcd 0000:00:02.0: new USB bus registered, assigned bus number 2
ohci_hcd 0000:00:02.0: root hub device address 1
usb usb2: new device strings: Mfr=3, Product=2, SerialNumber=1
drivers/usb/core/message.c: USB device number 1 default language ID 0x409
usb usb2: Product: nVidia Corporation nForce2 USB Controller
usb usb2: Manufacturer: Linux 2.6.5-rc1-bk2-k7 ohci_hcd
usb usb2: SerialNumber: 0000:00:02.0
drivers/usb/core/usb.c: usb_hotplug
usb usb2: registering 2-0:1.0 (config #1, interface 0)
drivers/usb/core/usb.c: usb_hotplug
hub 2-0:1.0: usb_probe_interface
hub 2-0:1.0: usb_probe_interface - got id
hub 2-0:1.0: USB hub found
hub 2-0:1.0: 3 ports detected
hub 2-0:1.0: standalone hub
hub 2-0:1.0: unknown reserved power switching mode
hub 2-0:1.0: global over-current protection
hub 2-0:1.0: Port indicators are not supported
hub 2-0:1.0: power on to power good time: 2ms
hub 2-0:1.0: hub controller current requirement: 0mA
hub 2-0:1.0: local power source is good
hub 2-0:1.0: no over-current condition exists
hub 2-0:1.0: enabling power on all ports
ohci_hcd 0000:00:02.0: created debug files
ohci_hcd 0000:00:02.0: OHCI controller state
ohci_hcd 0000:00:02.0: OHCI 1.0, with legacy support registers
ohci_hcd 0000:00:02.0: control 0x683 RWE RWC HCFS=operational CBSR=3
ohci_hcd 0000:00:02.0: cmdstatus 0x00000 SOC=0
ohci_hcd 0000:00:02.0: intrstatus 0x00000044 RHSC SF
ohci_hcd 0000:00:02.0: intrenable 0x80000002 MIE WDH
ohci_hcd 0000:00:02.0: hcca frame #0030
ohci_hcd 0000:00:02.0: roothub.a 01000203 POTPGT=1 NPS NDP=3
ohci_hcd 0000:00:02.0: roothub.b 00000000 PPCM=0000 DR=0000
ohci_hcd 0000:00:02.0: roothub.status 00000000
ohci_hcd 0000:00:02.0: roothub.portstatus [0] 0x00000100 PPS
ohci_hcd 0000:00:02.0: roothub.portstatus [1] 0x00010101 CSC PPS CCS
ohci_hcd 0000:00:02.0: roothub.portstatus [2] 0x00000100 PPS
ohci_hcd 0000:00:02.1: nVidia Corporation nForce2 USB Controller (#2)
ohci_hcd 0000:00:02.1: reset, control = 0x600
PCI: Setting latency timer of device 0000:00:02.1 to 64
ohci_hcd 0000:00:02.1: irq 22, pci mem f8c0c000
ohci_hcd 0000:00:02.1: new USB bus registered, assigned bus number 3
ohci_hcd 0000:00:02.1: root hub device address 1
usb usb3: new device strings: Mfr=3, Product=2, SerialNumber=1
drivers/usb/core/message.c: USB device number 1 default language ID 0x409
usb usb3: Product: nVidia Corporation nForce2 USB Controller (#2)
usb usb3: Manufacturer: Linux 2.6.5-rc1-bk2-k7 ohci_hcd
usb usb3: SerialNumber: 0000:00:02.1
drivers/usb/core/usb.c: usb_hotplug
usb usb3: registering 3-0:1.0 (config #1, interface 0)
drivers/usb/core/usb.c: usb_hotplug
hub 3-0:1.0: usb_probe_interface
hub 3-0:1.0: usb_probe_interface - got id
hub 3-0:1.0: USB hub found
hub 3-0:1.0: 3 ports detected
hub 3-0:1.0: standalone hub
hub 3-0:1.0: unknown reserved power switching mode
hub 3-0:1.0: global over-current protection
hub 3-0:1.0: Port indicators are not supported
hub 3-0:1.0: power on to power good time: 2ms
hub 3-0:1.0: hub controller current requirement: 0mA
hub 3-0:1.0: local power source is good
hub 3-0:1.0: no over-current condition exists
hub 3-0:1.0: enabling power on all ports
ohci_hcd 0000:00:02.1: created debug files
ohci_hcd 0000:00:02.1: OHCI controller state
ohci_hcd 0000:00:02.1: OHCI 1.0, with legacy support registers
ohci_hcd 0000:00:02.1: control 0x683 RWE RWC HCFS=operational CBSR=3
ohci_hcd 0000:00:02.1: cmdstatus 0x00000 SOC=0
ohci_hcd 0000:00:02.1: intrstatus 0x00000044 RHSC SF
ohci_hcd 0000:00:02.1: intrenable 0x80000002 MIE WDH
ohci_hcd 0000:00:02.1: hcca frame #002c
ohci_hcd 0000:00:02.1: roothub.a 01000203 POTPGT=1 NPS NDP=3
ohci_hcd 0000:00:02.1: roothub.b 00000000 PPCM=0000 DR=0000
ohci_hcd 0000:00:02.1: roothub.status 00000000
ohci_hcd 0000:00:02.1: roothub.portstatus [0] 0x00000100 PPS
ohci_hcd 0000:00:02.1: roothub.portstatus [1] 0x00010301 CSC LSDA PPS CCS
ohci_hcd 0000:00:02.1: roothub.portstatus [2] 0x00000100 PPS
USB Universal Host Controller Interface driver v2.2
ohci_hcd 0000:00:02.0: GetStatus roothub.portstatus [2] = 0x00010101 CSC PPS CCS
hub 2-0:1.0: port 2, status 101, change 1, 12 Mb/s
hub 2-0:1.0: debounce: port 2: delay 100ms stable 4 status 0x101
ohci_hcd 0000:00:02.0: GetStatus roothub.portstatus [2] = 0x00100103 PRSC PPS PES CCS
usb 2-2: new full speed USB device using address 2
usb 2-2: new device strings: Mfr=0, Product=0, SerialNumber=0
drivers/usb/core/usb.c: usb_hotplug
usb 2-2: registering 2-2:1.0 (config #1, interface 0)
drivers/usb/core/usb.c: usb_hotplug
hub 2-2:1.0: usb_probe_interface
hub 2-2:1.0: usb_probe_interface - got id
hub 2-2:1.0: USB hub found
hub 2-2:1.0: 5 ports detected
hub 2-2:1.0: standalone hub
hub 2-2:1.0: individual port power switching
hub 2-2:1.0: individual port over-current protection
hub 2-2:1.0: Port indicators are not supported
hub 2-2:1.0: power on to power good time: 100ms
hub 2-2:1.0: hub controller current requirement: 100mA
hub 2-2:1.0: local power source is good
hub 2-2:1.0: no over-current condition exists
hub 2-2:1.0: enabling power on all ports
hub 2-2:1.0: over-current change on port 3
hub 2-2:1.0: enabling power on all ports
hub 2-2:1.0: over-current change on port 4
hub 2-2:1.0: enabling power on all ports
hub 2-2:1.0: over-current change on port 5
hub 2-2:1.0: enabling power on all ports
hub 2-2:1.0: over-current change on port 3
hub 2-2:1.0: enabling power on all ports
hub 2-2:1.0: over-current change on port 4
hub 2-2:1.0: enabling power on all ports
