newbie question

newbie question

[ayachi gherissi]

[-- Attachment #1: Type: text/plain, Size: 556 bytes --]


hi  i'm newbie in framebuffer driver development

i have a graphics card siliconmotion 721 (Lynx3DM) i want to make the framebuffer driver i get the spec of the card

i take cyber2000fb driver and i start modifying it


i activate pci burst 
    enable linear memory
    get memory size
    calculate vclck
    calculate mclck  

i know that each hardware is specfic
my question is
what other general steps related to hardware
must i done to get things work

thank's


 



---------------------------------
Post your free ad now! Yahoo! Canada Personals

[-- Attachment #2: Type: text/html, Size: 745 bytes --]

Re: newbie question

[Antonino Daplas]

On Mon, 2003-03-10 at 01:21, ayachi gherissi wrote:
> 
> hi  i'm newbie in framebuffer driver development
> 
> i have a graphics card siliconmotion 721 (Lynx3DM) i want to make the framebuffer driver i get the spec of the card
> 
> i take cyber2000fb driver and i start modifying it
> 
> 
> i activate pci burst 
>     enable linear memory
>     get memory size
>     calculate vclck
>     calculate mclck  
> 
> i know that each hardware is specfic
> my question is
> what other general steps related to hardware
> must i done to get things work
> 

You also need to modify the registers that determines the video mode
(ie, 1024x768 at 85 Hz), the type of colorspace (RGB, 8, 16, 24, 32
bit/pseudocolor, truecolor, directcolor etc), and the hardware color
look-up table (if using pseudocolor, directcolor).

Tony




-------------------------------------------------------
This SF.net email is sponsored by: Etnus, makers of TotalView, The debugger 
for complex code. Debugging C/C++ programs can leave you feeling lost and 
disoriented. TotalView can help you find your way. Available on major UNIX 
and Linux platforms. Try it free. www.etnus.com