Lines Matching +full:permanently +full:- +full:attached

1 .. _usb-persist:
14 bus must continue to supply suspend current (around 1-5 mA).  This
16 detect connect-change events (devices being plugged in or unplugged).
23 device is still attached or perhaps it was removed and a different
28 wakes up all the devices attached to that controller are treated as
38 Unfortunately problems _can_ arise, particularly with mass-storage
41 filesystem on the device, you're out of luck -- everything in that
57 suspend-to-RAM.  On almost all systems, no suspend current is
58 available during hibernation (also known as swsusp or suspend-to-disk).
65 suspended -- but it will crash as soon as it wakes up, which isn't
72 The kernel includes a feature called USB-persist.  It tries to work
74 persist across a power-session disruption.
82 port reset and then re-enumerates the device.  (This is exactly the
84 re-enumeration shows that the device now attached to that port has the
94 If no device is now attached to the port, or if the descriptors are
104 Note that the "USB-persist" feature will be applied only to those
112 automatically and permanently enabled and the power/persist file
126 it would be more far-reaching than USB-persist.
130 solution is much quicker and easier -- and it exists now, a giant
133 Furthermore, the USB-persist feature applies to _all_ USB devices, not
134 just mass-storage devices.  It might turn out to be equally useful for
138 WARNING: USB-persist can be dangerous!!
170 at all.  The USB-persist feature can be extremely useful.  Make the