[Bug 222646] ukbd(4): support Consumer Control based multimedia keys

[bugzilla-noreply at freebsd.org]

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=222646

--- Comment #9 from Henry Hu <henry.hu.sh at gmail.com> ---
Decoded HID report descriptor:

0x05, 0x01,        // Usage Page (Generic Desktop Ctrls)
0x09, 0x06,        // Usage (Keyboard)
0xA1, 0x01,        // Collection (Application)
0x05, 0x07,        //   Usage Page (Kbrd/Keypad)

0x19, 0xE0,        //   Usage Minimum (0xE0)
0x29, 0xE7,        //   Usage Maximum (0xE7)
0x15, 0x00,        //   Logical Minimum (0)
0x25, 0x01,        //   Logical Maximum (1)
0x75, 0x01,        //   Report Size (1)
0x95, 0x08,        //   Report Count (8)
0x81, 0x02,        //   Input (Data,Var,Abs,No Wrap,Linear,Preferred State,No
Null Position)

0x95, 0x01,        //   Report Count (1)
0x75, 0x08,        //   Report Size (8)
0x81, 0x01,        //   Input (Const,Array,Abs,No Wrap,Linear,Preferred
State,No Null Position)

0x95, 0x03,        //   Report Count (3)
0x75, 0x01,        //   Report Size (1)
0x05, 0x08,        //   Usage Page (LEDs)
0x19, 0x01,        //   Usage Minimum (Num Lock)
0x29, 0x03,        //   Usage Maximum (Scroll Lock)
0x91, 0x02,        //   Output (Data,Var,Abs,No Wrap,Linear,Preferred State,No
Null Position,Non-volatile)

0x95, 0x05,        //   Report Count (5)
0x75, 0x01,        //   Report Size (1)
0x91, 0x01,        //   Output (Const,Array,Abs,No Wrap,Linear,Preferred
State,No Null Position,Non-volatile)

0x95, 0x06,        //   Report Count (6)
0x75, 0x08,        //   Report Size (8)
0x26, 0xFF, 0x00,  //   Logical Maximum (255)
0x05, 0x07,        //   Usage Page (Kbrd/Keypad)
0x19, 0x00,        //   Usage Minimum (0x00)
0x29, 0x91,        //   Usage Maximum (0x91)
0x81, 0x00,        //   Input (Data,Array,Abs,No Wrap,Linear,Preferred State,No
Null Position)

0xC0,              // End Collection

// 62 bytes

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