From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Huang, Ying" Subject: Re: [PATCH 4/5] x86_64 EFI support -v3: EFI framebuffer driver Date: Tue, 31 Jul 2007 14:35:08 +0800 Message-ID: <1185863708.23149.46.camel@caritas-dev.intel.com> References: <1185851582.23149.29.camel@caritas-dev.intel.com> Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: Sender: linux-kernel-owner@vger.kernel.org List-Id: Cc: ak@suse.de, akpm@linux-foundation.org, Yinghai Lu , Randy Dunlap , Chandramouli Narayanan , linux-fbdev-devel@lists.sourceforge.net, "Antonino A. Daplas" , linux-kernel@vger.kernel.org On Mon, 2007-07-30 at 22:34 -0600, Eric W. Biederman wrote: > "Huang, Ying" writes: > > > This patch adds Graphics Output Protocol support to the kernel. > > UEFI2.0 spec deprecates Universal Graphics Adapter (UGA) protocol and > > only Graphics Output Protocol (GOP) is produced. Therefore, the boot > > loader needs to query the UEFI firmware with appropriate Output > > Protocol and pass the video information to the kernel. As a result of > > GOP protocol, an EFI framebuffer driver is needed for displaying > > console messages. The patch adds a EFI framebuffer driver. The EFI > > frame buffer driver in this patch is based on the Intel Mac > > framebuffer driver. > > > > The ELILO bootloader takes care of passing the video information as > > appropriate for EFI firmware. > > Am I correct in understanding that you are not using any of the efi > runtime service infrastructure you have built up in other patches? Yes. The EFI runtime service is not needed for this patch. Best Regards, Huang Ying