I searched the parametres though the documents in kernel source tree.
 The document shows just like what I wrote .
   
  
  ------------------ 原始邮件 ------------------
  发件人: "Bill Kenworthy"<billk@iinet.net.au>;
 发送时间: 2011年10月20日(星期四) 下午2:52
 收件人: "gentoo-user"<gentoo-user@lists.gentoo.org>; 
 
 主题: Re: [gentoo-user] Why can't I set the resolution of console ?

  
On Thu, 2011-10-20 at 14:05 +0800, Lavender wrote:
> I edit the command line of grub at boot time .
> I passed some parametres to kernel like below:
>  
> root=/dev/sda6 video=atyfb:1024x768@60m
>  
> and I also tried another one:
>  
> root=/dev/sda6 video=aty128fb:1024x768@60m
>  
> Both of them didn't show any error messages and the system
> can start up, but the resolution still no changed. 
>  
> There is an issue happened in my buiding kernel : I hadn't found
> the driver for my video card. I'm not sure whether it has anything
> to do with this issue?
>  
> BTW, my video card information is below:
>  
> ATI Technologies Inc M92 LP  (ATI Radeon 4330 series)

you have "aty" in the strings above - shouldnt it be "ati"

I dont currently have an ati card to check, but it doesnt look right ...

BillK