Introduction
This plugin uses the MCU to write all the dock firmware components. The MCU version is provided by the DMC bcdDevice.
This plugin supports the following protocol ID:
com.usi.dock
GUID Generation
These devices use the standard USB DeviceInstanceId values, e.g.
USB\VID_17EF&PID_7226
Additionally, some extra “component ID” instance IDs are added.
USB\VID_17EF&PID_7226&CID_USB3
USB\VID_17EF&PID_7226&CID_40B0&DMCVER_10.10
Update Behavior
The device usually presents in runtime mode, but on detach re-enumerates with the same USB PID in an unlocked mode. On attach the device again re-enumerates back to the runtime locked mode.
Vendor ID Security
The vendor ID is set from the USB vendor.
Quirk Use
This plugin uses the following plugin-specific quirks:
Flags=verfmt-hp
Use the HP-style quad
version format.
Since: 1.7.4
Flags=set-chip-type
Workaround a provisioning problem by setting the chip type when the new update has completed.
Since: 1.9.2
External Interface Access
This plugin requires read/write access to /dev/bus/usb
.
Version Considerations
This plugin has been available since fwupd version 1.7.4
.
Owners
Anyone can submit a pull request to modify this plugin, but the following people should be consulted before making major or functional changes:
- Victor Cheng:
victor
-cheng