reattach 3g0 device: could not allocate new device

[Hans Petter Selasky]

On Monday 23 February 2009, Kim Culhan wrote:
> On Mon, Feb 23, 2009 at 3:56 PM, Hans Petter Selasky <hselasky at c2i.net> 
wrote:
> > On Monday 23 February 2009, Kim Culhan wrote:
> >> Running 8.0-CURRENT as of 2-22-09
> >>
> >> The 3g0 device is a Novatel U727 EVDO wireless radio.
> >>
> >> If the machine boots with the device attached, dmesg reads:
> >>
> >> u3g0: <Data Interface> on usbus2
> >>
> >> Remove the device and this is logged:
> >>
> >> u3g0: at ushub2, port 2, addr 2 (disconnected)
> >>
> >> Reattach the device and there is this message:
> >>
> >> uhub_reattach_port:414: could not allocate new device!
> >>
> >> kernel config has:
> >>
> >> device   usb2_serial_3g
> >>
> >> Any help is greatly appreciated
> >
> > Hi,
> >
> > Can you turn on USB HUB debugging:
> >
> > sysctl hw.usb2.uhub.debug=15
> > sysctl hw.usb.uhub.debug=15
>

Hi Kim,

In the latter case you don't have the U3G driver loaded. The U3G driver will 
detect the CD-ROM and send an eject or propritary command. After some while 
the device should show up like a u3g0 device. The error message you get is 
like it should be when CD-ROM detection is enabled.

--HPS

> Sure here is dmesg with sysctl hw.usb2.uhub.debug=15
>
> uhub_read_port_status:259: port 2, wPortStatus=0x0103,
> wPortChange=0x0000, err=USB_ERR_NORMAL_COMPLETION
> usb2_transfer_power_ref:1470: Adding type 0 to power state
> usb2_transfer_power_ref:1483: needs power
> u3g_huawei_init:278:
> usb2_alloc_device:1618: Found Huawei auto-install disk!
> usb2_bus_port_set_device:1334: bus 0xc6733cf0 devices[2] = 0xc6bc6000
> ugen2.2: <Novatel Wireless Inc.> at usbus2
> ugen2.2: <Novatel Wireless Inc.> at usbus2 (disconnected)
> usb2_bus_port_set_device:1334: bus 0xc6733cf0 devices[2] = 0
> uhub_reattach_port:414: could not allocate new device!
> usb2_needs_explore:1345:
> usb2_bus_powerd:1516: bus=0xc670bcf0
> usb2_bus_powerd:1599: Recomputing power masks
> uhub_explore:522: udev=0xc6a93000 addr=1
>
> With the old usb, this was returned:
>
> Feb 22 10:38:37 smallster kernel: ugen2.2: <Novatel Wireless Inc.> at
> usbus2 Feb 22 10:38:37 smallster kernel: umass0: <Novatel Wireless Inc.
> Novatel Wireless CDMA, class 0/0, rev 1.10/0.00, addr 2> on usbus2
> Feb 22 10:38:37 smallster kernel: umass0:  SCSI over Bulk-Only; quirks =
> 0x0000 Feb 22 10:38:38 smallster kernel: umass0:1:0:-1: Attached to scbus1
> Feb 22 10:38:39 smallster kernel: (probe0:umass-sim0:0:0:0): TEST UNIT
> READY. CDB: 0 0 0 0 0 0
> Feb 22 10:38:39 smallster kernel: (probe0:umass-sim0:0:0:0): CAM
> Status: SCSI Status Error
> Feb 22 10:38:39 smallster kernel: (probe0:umass-sim0:0:0:0): SCSI
> Status: Check Condition
> Feb 22 10:38:39 smallster kernel: (probe0:umass-sim0:0:0:0): NOT READY
> asc:3a,0 Feb 22 10:38:39 smallster kernel: (probe0:umass-sim0:0:0:0):
> Medium not present Feb 22 10:38:39 smallster kernel:
> (probe0:umass-sim0:0:0:0): Unretryable error Feb 22 10:38:39 smallster
> kernel: cd0 at umass-sim0 bus 0 target 0 lun 0 Feb 22 10:38:39 smallster
> kernel: cd0: <Novatel Mass Storage 1.00> Removable CD-ROM SCSI-2 device
> Feb 22 10:38:39 smallster kernel: cd0: 1.000MB/s transfers
> Feb 22 10:38:39 smallster kernel: cd0: Attempt to query device size
> failed: NOT READY, Medium not present
> Feb 22 10:40:27 smallster kernel: g_vfs_done():cd0[READ(offset=65536,
> length=8192)]error = 5
> Feb 22 10:43:39 smallster kernel: umass0: at ushub2, port 1, addr 2
> (disconnected)
> Feb 22 10:43:39 smallster kernel: (cd0:umass-sim0:0:0:0): lost device
> Feb 22 10:43:39 smallster kernel: (cd0:umass-sim0:0:0:0): removing device
> entry Feb 22 10:43:39 smallster kernel: ugen2.2: <Novatel Wireless Inc.> at
> usbus2 (disconnected)
>
> The device initially attempts to simulate the presence of a cdrom.
>
> Maybe this is creating the problem for usb2.
>
> -kim