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about u disk(version1.1) mount on dm355 EVM

stanlerwang
Intellectual 510 points

hi,all

     I make use of DMA of USB driver of linux kernel on dm355 EVM,insert u disk(version USB2.0) to identify,but insert u disk(version USB 1.1) not to identify;

display on the screen:

     # usb 1-1.3: new high speed USB device using musb_hdrc and address 7
       scsi4 : SCSI emulation for USB Mass Storage devices
       Vendor: Generic   Model: USB Flash Drive   Rev: 1.00
      Type:   Direct-Access                      ANSI SCSI revision: 02
      SCSI device sda: 2079232 512-byte hdwr sectors (1065 MB)
       sda: assuming Write Enabled
       sda: assuming drive cache: write through
     SCSI device sda: 2079232 512-byte hdwr sectors (1065 MB)
    sda: assuming Write Enabled
    sda: assuming drive cache: write through
 sda: unknown partition table
Attached scsi removable disk sda at scsi4, channel 0, id 0, lun 0

I do not know why reason,please tell me to how to modify it,Thank you!