From mboxrd@z Thu Jan 1 00:00:00 1970 From: Pavel Machek Subject: Re: Problems with PM_FREEZE Date: Wed, 28 Sep 2005 23:18:22 +0200 Message-ID: <20050928211822.GE2506@elf.ucw.cz> References: <20050928205319.GC2506@elf.ucw.cz> Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="===============1647365580528084==" Return-path: In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: linux-pm-bounces@lists.osdl.org Errors-To: linux-pm-bounces@lists.osdl.org To: Alan Stern Cc: Nigel Cunningham , Linux-pm mailing list List-Id: linux-pm@vger.kernel.org --===============1647365580528084== Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On St 28-09-05 17:15:21, Alan Stern wrote: > On Wed, 28 Sep 2005, Pavel Machek wrote: > > > > You need to state these things carefully. A complete power-off does > > > reset/disconnect USB devices. However, turning off your computer > > > might not do a complete power-off; it may well leave suspend current > > > available. If that's true, USB devices won't be disconnected. > > > > Examples, please. Thinkpad X32 certainly does not provide power on USB > > when turned off. > > I don't have any examples. However you're more likely to find suspend > current available on a desktop system than on a laptop, I imagine. Those > big power supplies don't really turn off all the way unless you unplug > them from the wall socket. USB takes enough power to be connected to 5V, not 5V-standby. Sorry. Pavel -- if you have sharp zaurus hardware you don't need... you know my address --===============1647365580528084== Content-Type: text/plain; charset="iso-8859-1" MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Disposition: inline --===============1647365580528084==--