| What: /config/usb-gadget/gadget/functions/mass_storage.name |
| stall - Set to permit function to halt bulk endpoints. |
| Disabled on some USB devices known not to work |
| correctly. You should set it to true. |
| num_buffers - Number of pipeline buffers. Valid numbers |
| are 2..4. Available only if |
| CONFIG_USB_GADGET_DEBUG_FILES is set. |
| What: /config/usb-gadget/gadget/functions/mass_storage.name/lun.name |
| file - The path to the backing file for the LUN. |
| Required if LUN is not marked as removable. |
| ro - Flag specifying access to the LUN shall be |
| read-only. This is implied if CD-ROM emulation |
| is enabled as well as when it was impossible |
| to open "filename" in R/W mode. |
| removable - Flag specifying that LUN shall be indicated as |
| cdrom - Flag specifying that LUN shall be reported as |
| nofua - Flag specifying that FUA flag |