Re: Undefined video mode number: 314
Boyd Stephen Smith Jr. wrote:
> In <[🔎] 4B48ECA8.8040407@gmail.com>, Stanisław T. Findeisen wrote:
>> (II) s3(0): Not using default mode "1024x768" (insufficient memory for mode)
>>
>> What does this mean?? Is my graphics card memory already too little to
>> run X?? How much video memory is needed to run X? I am sure both the
>> monitors support 1024x768.
>
> For 1024x768 and 32-bit color depth you'll need 1024x768x32 bits = 1024x768x4
> bytes = 768x4 KiB = 3x256x4 KiB = 3x1024 KiB = 3 MiB. So, you'll probably
> need 3MiB of video memory. You could run in 8-bit mode though; them you'd
> only need 768 KiB.
Hm, I thought I have more memory than that, but apparently this is
false. :-(
How do I change color depth? I tried:
dpkg-reconfigure xserver-xorg
but it only allows for keyboard layout selection and little more.
> Besides not having enough video memory, it's possible that X is detecting the
> amount of video memory you have incorrectly.
STF
http://eisenbits.homelinux.net/~stf/
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