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AM5708: USB cannot recognize the issue

Part Number: AM5708

Hello all

  We encountered an issue with unrecognized USB disk when using AM5708.

[82573.103300] usb 1-1: USB disconnect, device number 3
[82573.108476] sd 0:0:0:0: [sda] tag#0 UNKNOWN(0x2003) Result: hostbyte=0x07 driverbyte=0x00
[82573.116837] sd 0:0:0:0: [sda] tag#0 CDB: opcode=0x28 28 00 03 9a df fb 00 00 01 00

logo:

[82571.601326] usb 1-1: new high-speed USB device number 3 using xhci-hcd
[82571.792258] usb 1-1: New USB device found, idVendor=0930, idProduct=6545, bcdDevice= 1.10
[82571.800519] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[82571.808390] usb 1-1: Product: USB FLASH DRIVE
[82571.813205] usb 1-1: Manufacturer: TOSHIBA
[82571.817363] usb 1-1: SerialNumber: FB16A84C29D6E28070020C59
[82571.828676] usb-storage 1-1:1.0: USB Mass Storage device detected
[82571.848509] scsi host0: usb-storage 1-1:1.0
[82572.893579] scsi 0:0:0:0: Direct-Access     TOSHIBA  USB FLASH DRIVE  PMAP PQ: 0 ANSI: 6
[82572.914933] sd 0:0:0:0: [sda] 60481536 512-byte logical blocks: (31.0 GB/28.8 GiB)
[82572.933029] sd 0:0:0:0: [sda] Write Protect is off
[82572.943682] sd 0:0:0:0: [sda] Mode Sense: 45 00 00 00
[82572.944674] sd 0:0:0:0: [sda] Write cache: disabled, read cache: enabled, doesn't support DPO or FUA
[82573.057711]  sda: sda1
[82573.073116] sd 0:0:0:0: [sda] Attached SCSI removable disk
[82573.103300] usb 1-1: USB disconnect, device number 3
[82573.108476] sd 0:0:0:0: [sda] tag#0 UNKNOWN(0x2003) Result: hostbyte=0x07 driverbyte=0x00
[82573.116837] sd 0:0:0:0: [sda] tag#0 CDB: opcode=0x28 28 00 03 9a df fb 00 00 01 00
[82573.124466] print_req_error: I/O error, dev sda, sector 60481531
[82573.159698] scsi 0:0:0:0: [sda] tag#0 UNKNOWN(0x2003) Result: hostbyte=0x07 driverbyte=0x00
[82573.168234] scsi 0:0:0:0: [sda] tag#0 CDB: opcode=0x28 28 00 03 9a df f8 00 00 01 00
[82573.176119] print_req_error: I/O error, dev sda, sector 60481528
[82573.182190] Buffer I/O error on dev sda, logical block 7560191, async page read

  • Hello JX H,

    I apologize for the delay, Is this issue still open for you?

    My understanding of the problem is that the USB flash drive is detected and then it shows up as an unknown  shortly after correct?

    Can you please answer these questions:

    -What SDK are you using?

    -Is this a custom board?

    -Josue