lkml.org 
[lkml]   [2014]   [Apr]   [13]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: Missing USB XHCI and EHCI reset for kexec
On Sun, 13 Apr 2014, Stefani Seibold wrote:

> When executing a kexec kernel on a PowerPC board the new started kernel
> will not find already enumerated USB devices due a missing reset on the
> USB bus.

How do you know the problem is caused by a missing reset?

Can you post the dmesg log from the kexec-ed kernel, with
CONFIG_USB_DEBUG enabled?

Alan Stern



\
 
 \ /
  Last update: 2014-04-14 05:21    [W:0.110 / U:0.024 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site