linux-kernel - Re: Vesafb - need double framebuffer

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>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <20110503095220.0325028e@lxorguk.ukuu.org.uk>
Date:	Tue, 3 May 2011 09:52:20 +0100
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	suman <vijayendra.suman@...il.com>
Cc:	kraxel@...dbach.in-berlin.de, linux-kernel@...r.kernel.org,
	sankar.r@...sung.com
Subject: Re: Vesafb - need double framebuffer

> I am trying to develop a qt UI for this i need to have another
> framebuffer /dev/fb1, how can i add one more fb, should i use
> framebuffer_alloc function to allocate a new frame buffer. Do you have
> any patch for providing two frame buffers in case of vesafb driver. I
> have tried on net and i failed to find any suitable patch for the

VESA only supports the BIOS initialized framebuffer on a PC - you need a
frame buffer or KMS capable interface specific to whatever chipset you
are using that can initialize the chipset from boot.

--
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/