Alan Stern a écrit :
> On Fri, 27 Jul 2007, Jean-Claude Repetto wrote:
>
>>> I wonder if a START_UNIT would help.... I've heard through the grapevine
>>> that a common OS reponse to "Not ready" is START_UNIT.
>>>
>>> Matt
>>>
>> How can I test that ? Could you send me a patch against the kernel
>> 2.6.22 driver ?
>
> You can do it yourself pretty easily. In drivers/scsi/sd.c, find the
> sd_spinup_disk() routine and comment out the call to
> media_not_present() near its start. You also have to comment out the
> check of sdkp->device->no_start_on_add.
>
> Alan Stern
>
This is the result with the patched driver :
Jul 27 23:36:01 corborant Initializing USB Mass Storage driver...
Jul 27 23:36:01 corborant usbcore: registered new interface driver
usb-storage
Jul 27 23:36:01 corborant USB Mass Storage support registered.
Jul 27 23:36:24 corborant usb 1-2: new full speed USB device using
uhci_hcd and address 3
Jul 27 23:36:25 corborant usb 1-2: configuration #1 chosen from 1 choice
Jul 27 23:36:25 corborant usb-storage: USB Mass Storage device detected
Jul 27 23:36:25 corborant usb-storage: -- associate_dev
Jul 27 23:36:25 corborant usb-storage: Vendor: 0x1390, Product: 0x0001,
Revision: 0x0001
Jul 27 23:36:25 corborant usb-storage: Interface Subclass: 0x06,
Protocol: 0x50
Jul 27 23:36:25 corborant usb-storage: Transport: Bulk
Jul 27 23:36:25 corborant usb-storage: Protocol: Transparent SCSI
Jul 27 23:36:25 corborant scsi3 : SCSI emulation for USB Mass Storage
devices
Jul 27 23:36:25 corborant usb-storage: *** thread sleeping.
Jul 27 23:36:25 corborant usb-storage: device found at 3
Jul 27 23:36:25 corborant usb-storage: waiting for device to settle
before scanning
Jul 27 23:36:30 corborant usb-storage: usb_stor_control_msg: rq=fe
rqtype=a1 value=0000 index=00 len=1
Jul 27 23:36:30 corborant usb-storage: GetMaxLUN command result is 1,
data is 0
Jul 27 23:36:30 corborant usb-storage: queuecommand called
Jul 27 23:36:30 corborant usb-storage: *** thread awakened.
Jul 27 23:36:30 corborant usb-storage: Command INQUIRY (6 bytes)
Jul 27 23:36:30 corborant usb-storage: 12 00 00 00 24 00
Jul 27 23:36:30 corborant usb-storage: Bulk Command S 0x43425355 T 0x1 L
36 F 128 Trg 0 LUN 0 CL 6
Jul 27 23:36:30 corborant usb-storage: usb_stor_bulk_transfer_buf: xfer
31 bytes
Jul 27 23:36:30 corborant usb-storage: Status code 0; transferred 31/31
Jul 27 23:36:30 corborant usb-storage: -- transfer complete
Jul 27 23:36:30 corborant usb-storage: Bulk command transfer result=0
Jul 27 23:36:30 corborant usb-storage: usb_stor_bulk_transfer_sglist:
xfer 36 bytes, 1 entries
Jul 27 23:36:30 corborant usb-storage: Status code 0; transferred 36/36
Jul 27 23:36:30 corborant usb-storage: -- transfer complete
Jul 27 23:36:30 corborant usb-storage: Bulk data transfer result 0x0
Jul 27 23:36:30 corborant usb-storage: Attempting to get CSW...
Jul 27 23:36:30 corborant usb-storage: usb_stor_bulk_transfer_buf: xfer
13 bytes
Jul 27 23:36:30 corborant usb-storage: Status code 0; transferred 13/13
Jul 27 23:36:30 corborant usb-storage: -- transfer complete
Jul 27 23:36:30 corborant usb-storage: Bulk status result = 0
Jul 27 23:36:30 corborant usb-storage: Bulk Status S 0x53425355 T 0x1 R
0 Stat 0x0
Jul 27 23:36:30 corborant usb-storage: scsi cmd done, result=0x0
Jul 27 23:36:30 corborant usb-storage: *** thread sleeping.
Jul 27 23:36:30 corborant scsi 3:0:0:0: Direct-Access TomTom ONE
PQ: 0 ANSI: 2
Jul 27 23:36:30 corborant usb-storage: queuecommand called
Jul 27 23:36:30 corborant usb-storage: *** thread awakened.
Jul 27 23:36:30 corborant usb-storage: Command TEST_UNIT_READY (6 bytes)
Jul 27 23:36:30 corborant usb-storage: 00 00 00 00 00 00
Jul 27 23:36:30 corborant usb-storage: Bulk Command S 0x43425355 T 0x2 L
0 F 0 Trg 0 LUN 0 CL 6
Jul 27 23:36:30 corborant usb-storage: usb_stor_bulk_transfer_buf: xfer
31 bytes
Jul 27 23:36:30 corborant usb-storage: Status code 0; transferred 31/31
Jul 27 23:36:30 corborant usb-storage: -- transfer complete
Jul 27 23:36:30 corborant usb-storage: Bulk command transfer result=0
Jul 27 23:36:30 corborant usb-storage: Attempting to get CSW...
Jul 27 23:36:30 corborant usb-storage: usb_stor_bulk_transfer_buf: xfer
13 bytes
Jul 27 23:36:30 corborant usb-storage: Status code 0; transferred 13/13
Jul 27 23:36:30 corborant usb-storage: -- transfer complete
Jul 27 23:36:30 corborant usb-storage: Bulk status result = 0
Jul 27 23:36:30 corborant usb-storage: Bulk Status S 0x53425355 T 0x2 R
0 Stat 0x1
Jul 27 23:36:30 corborant usb-storage: -- transport indicates command
failure
Jul 27 23:36:30 corborant usb-storage: Issuing auto-REQUEST_SENSE
Jul 27 23:36:30 corborant usb-storage: Bulk Command S 0x43425355 T 0x3 L
18 F 128 Trg 0 LUN 0 CL 6
Jul 27 23:36:30 corborant usb-storage: usb_stor_bulk_transfer_buf: xfer
31 bytes
Jul 27 23:36:30 corborant usb-storage: Status code 0; transferred 31/31
Jul 27 23:36:30 corborant usb-storage: -- transfer complete
Jul 27 23:36:30 corborant usb-storage: Bulk command transfer result=0
Jul 27 23:36:30 corborant usb-storage: usb_stor_bulk_transfer_buf: xfer
18 bytes
Jul 27 23:36:30 corborant usb-storage: Status code 0; transferred 14/18
Jul 27 23:36:30 corborant usb-storage: -- short transfer
Jul 27 23:36:30 corborant usb-storage: Bulk data transfer result 0x1
Jul 27 23:36:30 corborant usb-storage: Attempting to get CSW...
Jul 27 23:36:30 corborant usb-storage: usb_stor_bulk_transfer_buf: xfer
13 bytes
Jul 27 23:36:30 corborant usb-storage: Status code 0; transferred 13/13
Jul 27 23:36:30 corborant usb-storage: -- transfer complete
Jul 27 23:36:30 corborant usb-storage: Bulk status result = 0
Jul 27 23:36:30 corborant usb-storage: Bulk Status S 0x53425355 T 0x3 R
4 Stat 0x0
Jul 27 23:36:30 corborant usb-storage: -- Result from auto-sense is 0
Jul 27 23:36:30 corborant usb-storage: -- code: 0x70, key: 0x2, ASC:
0x3a, ASCQ: 0x0
Jul 27 23:36:30 corborant usb-storage: (Unknown Key): (unknown ASC/ASCQ)
Jul 27 23:36:30 corborant usb-storage: scsi cmd done, result=0x2
Jul 27 23:36:30 corborant usb-storage: *** thread sleeping.
Jul 27 23:36:30 corborant sd 3:0:0:0: [sdb] Attached SCSI removable disk
Jul 27 23:36:30 corborant sd 3:0:0:0: Attached scsi generic sg1 type 0
Jul 27 23:36:30 corborant usb-storage: queuecommand called
Jul 27 23:36:30 corborant usb-storage: *** thread awakened.
Jul 27 23:36:30 corborant usb-storage: Bad target number (1:0)
Jul 27 23:36:30 corborant usb-storage: scsi cmd done, result=0x40000
Jul 27 23:36:30 corborant usb-storage: *** thread sleeping.
Jul 27 23:36:30 corborant usb-storage: queuecommand called
Jul 27 23:36:30 corborant usb-storage: *** thread awakened.
Jul 27 23:36:30 corborant usb-storage: Bad target number (2:0)
Jul 27 23:36:30 corborant usb-storage: scsi cmd done, result=0x40000
Jul 27 23:36:30 corborant usb-storage: *** thread sleeping.
Jul 27 23:36:30 corborant usb-storage: queuecommand called
Jul 27 23:36:30 corborant usb-storage: *** thread awakened.
Jul 27 23:36:30 corborant usb-storage: Bad target number (3:0)
Jul 27 23:36:30 corborant usb-storage: scsi cmd done, result=0x40000
Jul 27 23:36:30 corborant usb-storage: *** thread sleeping.
Jul 27 23:36:30 corborant usb-storage: queuecommand called
Jul 27 23:36:30 corborant usb-storage: *** thread awakened.
Jul 27 23:36:30 corborant usb-storage: Bad target number (4:0)
Jul 27 23:36:30 corborant usb-storage: scsi cmd done, result=0x40000
Jul 27 23:36:30 corborant usb-storage: *** thread sleeping.
Jul 27 23:36:30 corborant usb-storage: queuecommand called
Jul 27 23:36:30 corborant usb-storage: *** thread awakened.
Jul 27 23:36:30 corborant usb-storage: Bad target number (5:0)
Jul 27 23:36:30 corborant usb-storage: scsi cmd done, result=0x40000
Jul 27 23:36:30 corborant usb-storage: *** thread sleeping.
Jul 27 23:36:30 corborant usb-storage: queuecommand called
Jul 27 23:36:30 corborant usb-storage: *** thread awakened.
Jul 27 23:36:30 corborant usb-storage: Bad target number (6:0)
Jul 27 23:36:30 corborant usb-storage: scsi cmd done, result=0x40000
Jul 27 23:36:30 corborant usb-storage: *** thread sleeping.
Jul 27 23:36:30 corborant usb-storage: queuecommand called
Jul 27 23:36:30 corborant usb-storage: *** thread awakened.
Jul 27 23:36:30 corborant usb-storage: Bad target number (7:0)
Jul 27 23:36:30 corborant usb-storage: scsi cmd done, result=0x40000
Jul 27 23:36:30 corborant usb-storage: *** thread sleeping.
Jul 27 23:36:30 corborant usb-storage: device scan complete
Regards,
Jean-Claude
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