USBで繋げてみた。Unretryable errorと言われているけど、mount_msdosfsは出来た。
umass1: ZOOM Corporation H2, rev 1.01/0.00, addr 4 da1 at umass-sim1 bus 1 target 0 lun 0 da1: <ZOOM H2 SD R&W 0.01> Removable Direct Access SCSI-2 device da1: 1.000MB/s transfers da1: Attempt to query device size failed: NOT READY, Medium not present (da1:umass-sim1:1:0:0): READ CAPACITY. CDB: 25 0 0 0 0 0 0 0 0 0 (da1:umass-sim1:1:0:0): CAM Status: SCSI Status Error (da1:umass-sim1:1:0:0): SCSI Status: Check Condition (da1:umass-sim1:1:0:0): NOT READY asc:3a,0 (da1:umass-sim1:1:0:0): Medium not present (da1:umass-sim1:1:0:0): Unretryable error Opened disk da1 -> 6