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SubjectRe: Problems accessing USB Mass Storage
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Date
On Tue, 2002-09-17 at 23:21, Patrick Mansfield wrote:

> You should be able to run the equivalent:
>
> dd if=/dev/sda of=/dev/zero bs=512 count=8

I done that and please find the output below:

usb-storage: queuecommand() called
usb-storage: *** thread awakened.
usb-storage: Command START_STOP (6 bytes)
usb-storage: 1b 00 00 00 01 00 74 c1 00 00 00 00
usb-storage: Bulk command S 0x43425355 T 0x20 Trg 0 LUN 0 L 0 F 0 CL 6
usb-storage: Bulk command transfer result=0
usb-storage: Attempting to get CSW...
usb-storage: clearing endpoint halt for pipe 0xc0038280
usb-storage: usb_stor_clear_halt: result=0
usb-storage: Attempting to get CSW (2nd try)...
usb-storage: Bulk status result = 0
usb-storage: Bulk status Sig 0x53425355 T 0x20 R 0 Stat 0x1
usb-storage: -- transport indicates command failure
usb-storage: Issuing auto-REQUEST_SENSE
usb-storage: Bulk command S 0x43425355 T 0x20 Trg 0 LUN 0 L 18 F 128 CL
6
usb-storage: Bulk command transfer result=0
usb-storage: usb_stor_transfer_partial(): xfer 18 bytes
usb-storage: usb_stor_bulk_msg() returned 0 xferred 18/18
usb-storage: usb_stor_transfer_partial(): transfer complete
usb-storage: Bulk data transfer result 0x0
usb-storage: Attempting to get CSW...
usb-storage: Bulk status result = 0
usb-storage: Bulk status Sig 0x53425355 T 0x20 R 0 Stat 0x0
usb-storage: -- Result from auto-sense is 0
usb-storage: -- code: 0x70, key: 0x5, ASC: 0x24, ASCQ: 0x0
usb-storage: Illegal Request: invalid field in CDB
usb-storage: scsi cmd done, result=0x2
usb-storage: *** thread sleeping.
SCSI device (ioctl) reports ILLEGAL REQUEST.
usb-storage: queuecommand() called
usb-storage: *** thread awakened.
usb-storage: Command TEST_UNIT_READY (6 bytes)
usb-storage: 00 00 00 00 00 00 00 00 00 00 e9 df
usb-storage: Bulk command S 0x43425355 T 0x21 Trg 0 LUN 0 L 0 F 0 CL 6
usb-storage: Bulk command transfer result=0
usb-storage: Attempting to get CSW...
usb-storage: Bulk status result = 0
usb-storage: Bulk status Sig 0x53425355 T 0x21 R 0 Stat 0x0
usb-storage: scsi cmd done, result=0x0
usb-storage: *** thread sleeping.
usb-storage: queuecommand() called
usb-storage: *** thread awakened.
usb-storage: Command READ_CAPACITY (10 bytes)
usb-storage: 25 00 00 00 00 00 00 00 00 00 e9 df
usb-storage: Bulk command S 0x43425355 T 0x22 Trg 0 LUN 0 L 8 F 128 CL
10
usb-storage: Bulk command transfer result=0
usb-storage: usb_stor_transfer_partial(): xfer 8 bytes
usb-storage: usb_stor_bulk_msg() returned 0 xferred 8/8
usb-storage: usb_stor_transfer_partial(): transfer complete
usb-storage: Bulk data transfer result 0x0
usb-storage: Attempting to get CSW...
usb-storage: Bulk status result = 0
usb-storage: Bulk status Sig 0x53425355 T 0x22 R 0 Stat 0x0
usb-storage: scsi cmd done, result=0x0
usb-storage: *** thread sleeping.
SCSI device sda: 16384 512-byte hdwr sectors (8 MB)
usb-storage: queuecommand() called
usb-storage: *** thread awakened.
usb-storage: Command MODE_SENSE (6 bytes)
usb-storage: 1a 00 3f 00 ff 00 00 00 00 00 e9 df
usb-storage: Bulk command S 0x43425355 T 0x23 Trg 0 LUN 0 L 255 F 128 CL
6
usb-storage: Bulk command transfer result=0
usb-storage: usb_stor_transfer_partial(): xfer 255 bytes
usb-storage: usb_stor_bulk_msg() returned -32 xferred 0/255
usb-storage: clearing endpoint halt for pipe 0xc0038280
usb-storage: usb_stor_clear_halt: result=0
usb-storage: usb_stor_transfer_partial(): unknown error
usb-storage: Bulk data transfer result 0x2
usb-storage: Attempting to get CSW...
usb-storage: Bulk status result = 0
usb-storage: Bulk status Sig 0x53425355 T 0x23 R 255 Stat 0x1
usb-storage: -- transport indicates command failure
usb-storage: Issuing auto-REQUEST_SENSE
usb-storage: Bulk command S 0x43425355 T 0x23 Trg 0 LUN 0 L 18 F 128 CL
6
usb-storage: Bulk command transfer result=0
usb-storage: usb_stor_transfer_partial(): xfer 18 bytes
usb-storage: usb_stor_bulk_msg() returned 0 xferred 18/18
usb-storage: usb_stor_transfer_partial(): transfer complete
usb-storage: Bulk data transfer result 0x0
usb-storage: Attempting to get CSW...
usb-storage: Bulk status result = 0
usb-storage: Bulk status Sig 0x53425355 T 0x23 R 0 Stat 0x0
usb-storage: -- Result from auto-sense is 0
usb-storage: -- code: 0x70, key: 0x5, ASC: 0x24, ASCQ: 0x0
usb-storage: Illegal Request: invalid field in CDB
usb-storage: scsi cmd done, result=0x2
usb-storage: *** thread sleeping.
sda: test WP failed, assume Write Enabled
sda: I/O error: dev 08:00, sector 0
I/O error: dev 08:00, sector 0
unable to read partition table
usb-storage: queuecommand() called
usb-storage: *** thread awakened.
usb-storage: Command ALLOW_MEDIUM_REMOVAL (6 bytes)
usb-storage: 1e 00 00 00 01 00 d7 d4 b7 1e 14 c0
usb-storage: Bulk command S 0x43425355 T 0x24 Trg 0 LUN 0 L 0 F 0 CL 6
usb-storage: Bulk command transfer result=0
usb-storage: Attempting to get CSW...
usb-storage: Bulk status result = 0
usb-storage: Bulk status Sig 0x53425355 T 0x24 R 0 Stat 0x0
usb-storage: scsi cmd done, result=0x0
usb-storage: *** thread sleeping.
I/O error: dev 08:00, sector 0
usb-storage: queuecommand() called
usb-storage: *** thread awakened.
usb-storage: Command ALLOW_MEDIUM_REMOVAL (6 bytes)
usb-storage: 1e 00 00 00 00 00 12 c0 30 33 67 d5
usb-storage: Bulk command S 0x43425355 T 0x25 Trg 0 LUN 0 L 0 F 0 CL 6
usb-storage: Bulk command transfer result=0
usb-storage: Attempting to get CSW...
usb-storage: Bulk status result = 0
usb-storage: Bulk status Sig 0x53425355 T 0x25 R 0 Stat 0x0
usb-storage: scsi cmd done, result=0x0
usb-storage: *** thread sleeping.

Thanks

Mark

--
---
To steal ideas from one person is plagiarism;
to steal from many is research.

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