-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Somebody in the thread at some point said: | On Tue, 22 Apr 2008 15:42:36 +0100 Andy Green <[EMAIL PROTECTED]> babbled: | |> -----BEGIN PGP SIGNED MESSAGE----- |> Hash: SHA1 |> |> Somebody in the thread at some point said: |> | This afternoon I recognized my laptop throwing a note about "USB device |> | detached" when Freerunner goes suspend. |> | Raster knows, at least Windows definitely will power down the |> USB-connector |> | when it sees USB-disconnect. |> | |> | Maybe we should investigate this, and should clock down the CPU and |> shut off |> | LCM, but not go to suspend while charging. |> | I should mention I'm not even sure Freerunner did charge at all at this |> | moment, just in case this makes a difference. |> |> What's the actual concern there? If it is to do with missing charging |> state change, the PMU throws an interrupt to the CPU on USB connector |> insertion and removal, AFAIK these will cause wake. | | concern is: | | we plug in, phone wakes. phone gets bored. phone goes to sleep. uspend happens. | pc detects device removal. pc powers down usb port. phone does not have power | from usb. no charging happens.
Normal PC doesn't "power down USB port" I think you'll find. The port has to be powered to detect next device insertion. You can confirm with one of these USB reading lamps for example that have no smarts inside. - -Andy -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.9 (GNU/Linux) Comment: Using GnuPG with Fedora - http://enigmail.mozdev.org iEYEARECAAYFAkgO4GQACgkQOjLpvpq7dMpsYgCdER77Gh/yIyX9W3Zw6k5YE2v9 DWgAn0slhKcsTvue/ztFAfFjMBseMY8n =VqC8 -----END PGP SIGNATURE-----
