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Subject: RE: [linux-usb-devel] [RFC][PATCH 0/2] x86_64 Early usb debug
 port support.
Date: Wed, 6 Dec 2006 13:08:14 -0800
Message-ID: <5986589C150B2F49A46483AC44C7BCA4907291@ssvlexmb2.amd.com>
Thread-Topic: [linux-usb-devel] [RFC][PATCH 0/2] x86_64 Early usb debug
 port support.
Thread-Index: AccZeXwnv0g3EBFvRlmY7WTW4oapxwAAMpHA
From: "Lu, Yinghai" <yinghai.lu@amd.com>
To: "Andi Kleen" <ak@suse.de>
cc: "Eric W. Biederman" <ebiederm@xmission.com>,
       "David Brownell" <david-b@pacbell.net>,
       linux-usb-devel@lists.sourceforge.net,
       "Peter Stuge" <stuge-linuxbios@cdy.org>,
       "Stefan Reinauer" <stepan@coresystems.de>, "Greg KH" <gregkh@suse.de>,
       linux-kernel@vger.kernel.org, linuxbios@linuxbios.org
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-----Original Message-----
From: Andi Kleen [mailto:ak@suse.de] 
Sent: Wednesday, December 06, 2006 12:59 PM

>I haven't looked how the other usb_debug works -- if it's polled
>too then it wouldn't have much advantage.

Need to verify if the two sides of debug cable are identical. 

>And it would be good if the late usb_debug still wouldn't rely
>on interrupts.

Yes, esp. when usb can not get irq assigned correctly.

YH


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