Hi, >> Ok, i just fixed the last three bytes in the bulk-out transfer >> problem. Please see below for the log. Now the last three bytes are >> read correctly. After SCSI_WRITE_10 is received, the gadget driver >> prints "g_file_storage gadget: disconnect or port reset", it means USB >> reset interrupt is received by the UDC driver. I don't know why USB >> reset interrupt is triggered. > > Then you need to figure out why. Have you checked the dmesg log and > usbmon trace on the host? > > Incidentally, for debugging it will help if you enable > CONFIG_PRINTK_TIME in the gadget's kernel. Thanks, i will enable the CONFIG_PRINTK_TIME. Nonetheless, now the gadget driver and UDC driver are able to process some SCSI_WRITE_10 commands (i ignore the USB reset interrupt in UDC driver). Please see the attached usbmon log. Will the log help? Thanks, victor
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scsi_write_10_again04.log
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