linux-kernel - Re: usb mouse not responding after resume

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [day] [month] [year] [list]

Message-ID: <Pine.LNX.4.44L0.0907101628550.4183-100000@iolanthe.rowland.org>
Date:	Fri, 10 Jul 2009 16:32:50 -0400 (EDT)
From:	Alan Stern <stern@...land.harvard.edu>
To:	K R I S K <kdbbox@...il.com>
cc:	Miklos Szeredi <miklos@...redi.hu>, <linux-usb@...r.kernel.org>,
	<linux-input@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: usb mouse not responding after resume

On Fri, 10 Jul 2009, K R I S K wrote:

> Thanks Allan.
> 
> We need to look into the console messages of the bootloader rather than
> dmesg's.

What bootloader?  What's the connection between booting and 
suspend/resume?

> the second USB - mouse may not be resumed or initialized
> 
> solution one:
> 
> The resistor value may have to be changed ; for example in PPC the following
> resistor values would release the reset to PPC
> 1. No install R670
> 2. Install R776

We're talking about a T60 notebook.  It doesn't use a PPC.

> Second Solution:
> 
> The USB devices can be re-initialized after suspend or when resuming
> by issuing the following sequence of commands: USB_STOP(),
> DELAY(),USB_INIT()
> in the bootloader's board specific file with in conditional High speed and
> Lowspeed flags for USB.

What bootloader?  What board-specific file?

Besides, it won't help.  The log shows that the kernel did reset the 
USB controller.

Alan Stern

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/