Re: [Devil-Linux-discuss] Ath5k to "ath5kp"

[Heiko Z. <he...@zu...>]

Hi,

I don't think this is the right mailing list to address this issue.
You're asking about questions which relate to programming on a driver level.

Heiko

Quoting "Hernán M. GonzálezCalderón" <her...@gm...>:

> Hello again, I have already written here because of the same subject 5
> months ago, my final year project
> (http://thread.gmane.org/gmane.linux.drivers.ath5k.devel/5651). I come here
> asking what would be the best way of understanding ath5k driver in order to
> get an 802.11p implementation based on that driver. Nowadays I have managed
> to get some of the basics about it thanks to your help and a huge amount of
> "printks", but regarding to the implementation issue I couldn't achieve
> anything.
>
> My ordered change-needs list is:
>
> - Change emiting band to 5.9GHz
> - Change bandwith to 10MHz (1/2 802.11p)
> - Set rest of parameters of 802.11p
> - Implement protocol stack of 802.11p
>
> Maybe is a bit naive for a list, but so far I haven't acomplished even the
> first item so I won't worry about the rest right now.
>
> I guess that there are two ways of doing it. First, add a new mode for P or,
> Second, modify A mode to get an P implementation.
>
> I'm into the first posibility. Now I'm triying to modify little by little
> the driver and related files in order to add a new mode beside 80211A,
> 80211B, ... But after all this time and the changes made I coudn't even
> change channel with "iw" to one of the P channels. I have added a new
> ieee80211_band band for 5.9HGz bands (in cfg80211.h), I have added a new
> ath5k_driver_mode PHY operation mode (in ath5k.h)... I know these changes
> won't get the thing done by their own, since I just add new elements to
> serverals enums, but I didn't expect them to "break" the driver. Jet, the
> initilization is failing from the beginning and it can't register the card.
>
> My first thought is that adding new elements to those enums could alter the
> offests and the access to that structures is not being done the proper way.
> And this make me thinks, "Wouldn't be easier just modify what is already
> done and trasnform A to P, instead of create a new op mode?". I guess it is,
> so is there anyone here anyway that could anser me that? Or is there anyone
> here who could give me some hints about it? Right now I would be happy just
> being able to set the channel to one included in the 5,9GHz band by using
> "iw" or "iwconfig".
>
>
>
>
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-- 

Regards
   Heiko Zuerker