From mboxrd@z Thu Jan 1 00:00:00 1970 From: Fabrice Bellet Subject: Re: [Bug 1373] uhci-hcd fails after software suspend Date: Thu, 4 Mar 2004 19:40:43 +0100 Sender: linux-usb-devel-admin@lists.sourceforge.net Message-ID: <20040304184043.GA2412@bellet.info> References: <200403041146.i24Bk6SN031296@fire-2.osdl.org> Reply-To: Fabrice Bellet Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: Errors-To: linux-usb-devel-admin@lists.sourceforge.net List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , List-Archive: To: Alan Stern Cc: USB development list , acpi-devel@lists.sourceforge.net List-Id: linux-acpi@vger.kernel.org On Thu, Mar 04, 2004 at 11:06:23AM -0500, Alan Stern wrote: > [Can't reply to you via bugzilla because you're not registered on the CC: > list for this bug.] > > > ------- Additional Comments From fabrice@bellet.info 2004-03-04 03:46 ------- > > This patch resolved the part of the problem warning me about "host controller > > halted, very bad!" in my logs. But the external USB mouse still doesn't work > > after resume from ACPI suspend (echo 3 > /proc/acpi/sleep). The file > > /proc/driver/uhci/0000:00:1d.1 contains these differences : > > > > before suspend : > > > > usbstat = 0000 > > That's a good value. > > > and after suspend : > > usbstat = 0001 USBINT > > USBINT means that the USB controller is trying to send an interrupt > request but the system isn't accepting it. > > > Then I unplug the mouse : > > > > usbstat = 0021 HCHalted USBINT > > stat2 = 0080 > > > > And I replug it : > > > > usbstat = 0025 HCHalted ResumeDetect USBINT > > stat2 = 0185 LowSpeed Enabled Connected > > Same thing here. This may be an interrupt routing problem, probably > something to do with ACPI support. okay. I also booted with pci=noacpi, just in case, and the same bug occurs. -- fabrice ------------------------------------------------------- This SF.Net email is sponsored by: IBM Linux Tutorials Free Linux tutorial presented by Daniel Robbins, President and CEO of GenToo technologies. Learn everything from fundamentals to system administration.http://ads.osdn.com/?ad_id=1470&alloc_id=3638&op=click _______________________________________________ linux-usb-devel@lists.sourceforge.net To unsubscribe, use the last form field at: https://lists.sourceforge.net/lists/listinfo/linux-usb-devel