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Date: Thu, 04 Oct 2012 15:33:59 -0700
From: Darren Hart <darren.hart@intel.com>
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Cc: yocto@yoctoproject.org
Subject: Re: [PATCHv2 1/1] crownbay.conf: add kernel parameters for EMGD video acceleration
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On 10/04/2012 03:23 PM, nitin.a.kamble@intel.com wrote:
> From: Nitin A Kamble <nitin.a.kamble@intel.com>
> 
> This is recommended in the EMGD User Guide.
> 
> My understanding is the emgd kernel driver need to allocate memory
> dynamically, and the "vmalloc=256MB" parameter ensures enough will
> be available for the driver.

OK, this explains the change to vmalloc.

Why the change of vga=current and the drop of video=vesafb ?

--
Darren

> 
> Signed-off-by: Nitin A Kamble <nitin.a.kamble@intel.com>
> ---
>  meta-crownbay/conf/machine/crownbay.conf |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
> 
> diff --git a/meta-crownbay/conf/machine/crownbay.conf b/meta-crownbay/conf/machine/crownbay.conf
> index 40dbd1d..f02615e 100644
> --- a/meta-crownbay/conf/machine/crownbay.conf
> +++ b/meta-crownbay/conf/machine/crownbay.conf
> @@ -21,7 +21,7 @@ PREFERRED_VERSION_xserver-xorg ?= "1.9.3"
>  PREFERRED_VERSION_mesa-dri ?= "7.11"
>  PREFERRED_VERSION_xf86-input-evdev ?= "2.6.0"
>  
> -APPEND += "video=vesafb vga=0x318"
> +APPEND += "vga=current vmalloc=256MB"
>  
>  VA_FEATURES = "${@bb.utils.contains("LICENSE_FLAGS_WHITELIST", \
>  	    "commercial", "gst-va-intel va-intel", "va-intel", d)}"
> 

-- 
Darren Hart
Intel Open Source Technology Center
Yocto Project - Linux Kernel