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Subject: Re: [PATCH 2/16] vt-pure-colors.diff
From: "Antonino A. Daplas" <adaplas@gmail.com>
To: Jan Engelhardt <jengelh@linux01.gwdg.de>
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
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	 <Pine.LNX.4.61.0704012002330.12316@yvahk01.tjqt.qr>
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Date: Mon, 02 Apr 2007 14:49:52 +0800
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On Sun, 2007-04-01 at 20:14 +0200, Jan Engelhardt wrote:
> Have the Linux kernel set a new VGA palette for the first 16 colors.
> The new values reduce the saturation (white component) and therefore
> increase contrast.
> 
> Already posted once: http://lkml.org/lkml/2006/1/15/149
> 
> Signed-off-by: Jan Engelhardt <jengelh@gmx.de>
> 
>  vt.c |   12 ++++++------
>  1 file changed, 6 insertions(+), 6 deletions(-)
> 
> Index: linux-2.6.21-rc5/drivers/char/vt.c
> ===================================================================
> --- linux-2.6.21-rc5.orig/drivers/char/vt.c
> +++ linux-2.6.21-rc5/drivers/char/vt.c
> @@ -927,12 +927,12 @@ unsigned char color_table[] = { 0, 4, 2,
>  				       8,12,10,14, 9,13,11,15 };
>  
>  /* the default colour table, for VGA+ colour systems */
> -int default_red[] = {0x00,0xaa,0x00,0xaa,0x00,0xaa,0x00,0xaa,
> -    0x55,0xff,0x55,0xff,0x55,0xff,0x55,0xff};
> -int default_grn[] = {0x00,0x00,0xaa,0x55,0x00,0x00,0xaa,0xaa,
> -    0x55,0x55,0xff,0xff,0x55,0x55,0xff,0xff};
> -int default_blu[] = {0x00,0x00,0x00,0x00,0xaa,0xaa,0xaa,0xaa,
> -    0x55,0x55,0x55,0x55,0xff,0xff,0xff,0xff};
> +int default_red[] =
> +{0x00,0xaa,0x00,0xaa,0x00,0xaa,0x00,0xaa,0x55,0xff,0x00,0xff,0x00,0xff,0x00,0xff};
> +int default_grn[] =
> +{0x00,0x00,0xaa,0x55,0x00,0x00,0xaa,0xaa,0x55,0x00,0xff,0xff,0x00,0x00,0xff,0xff};
> +int default_blu[] =
> +{0x00,0x00,0x00,0x00,0x90,0xaa,0xaa,0xaa,0x55,0x00,0x00,0x00,0xff,0xff,0xff,0xff};
>  

Not too sure about this, the default palette is based on ANSI/ECMA
standards (at least for the first 8 colors). Also, this will have subtle
effects on the 16-color logo. Since your first patch already allows us
to change the palette, let's leave the default alone.

 
Tony