linux-kernel - Re: How to access serial port that is set in BIOS as OS Controlled

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]

Date:	Sat, 13 Aug 2011 05:59:04 +0800 (SGT)
From:	Jeff Chua <jeff.chua.linux@...il.com>
To:	Bjorn Helgaas <bhelgaas@...gle.com>
cc:	Andrey Panin <pazke@...trinvest.ru>,
	lkml <linux-kernel@...r.kernel.org>,
	Matthew Garrett <mjg@...hat.com>,
	Linus Torvalds <torvalds@...ux-foundation.org>
Subject: Re: How to access serial port that is set in BIOS as OS Controlled



On Sat, Aug 13, 2011 at 2:07 AM, Bjorn Helgaas <bhelgaas@...gle.com> 
wrote:
> On Fri, Aug 12, 2011 at 1:01 AM, Jeff Chua <jeff.chua.linux@...il.com> 
wrote:
> I think this is all working as expected now.  PNP automatically 
> configures the port and enables it.  The 8250_pnp driver automatically 
> claims it.  And I assume the port "just works" without any setserial or 
> sysfs manipulations at all.  Does that solve your issue?

Yes, it solved my issue:) Big thanks to you!


> We need to think a bit more about whether this the right approach for 
> handling _SRS and whether it's in the right place.  But I think this is 
> a start, at least.

Agreed.

Please push the patch to Linus so he can include it to his tree to solve 
os-controlled devices so they can automatically be used under Linux.


Thank you Andrey and Bjorn for helping out!


Thanks,
Jeff
--
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/