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1What: /sys/class/usb_host/usb_hostN/wusb_chid
2Date: July 2008
3KernelVersion: 2.6.27
4Contact: David Vrabel <david.vrabel@csr.com>
5Description:
6 Write the CHID (16 space-separated hex octets) for this host controller.
7 This starts the host controller, allowing it to accept connection from
8 WUSB devices.
9
10 Set an all zero CHID to stop the host controller.
11
12What: /sys/class/usb_host/usb_hostN/wusb_trust_timeout
13Date: July 2008
14KernelVersion: 2.6.27
15Contact: David Vrabel <david.vrabel@csr.com>
16Description:
17 Devices that haven't sent a WUSB packet to the host
18 within 'wusb_trust_timeout' ms are considered to have
19 disconnected and are removed. The default value of
20 4000 ms is the value required by the WUSB
21 specification.
22
23 Since this relates to security (specifically, the
24 lifetime of PTKs and GTKs) it should not be changed
25 from the default.