Subject: Re: ath driver - TX power settings
To: Wojciech Puchar <>
From: David Young <>
List: current-users
Date: 01/14/2004 11:29:28
On Wed, Jan 14, 2004 at 11:50:26AM +0100, Wojciech Puchar wrote:
> i found such fragments:
> first sets 0x20 as power output level second sets 60 (=0x3C).

Mmmm, magic numbers.

> is there any description for how this numbers translates to dBm?

I am pretty sure that the resolution is .5dB. I don't know if the
reference is 1mW or not.

> is there any interface already done in NetBSD 802.11 routines to set power
> output through ifconfig/wiconfig or should i add something.

I designed an API for this a long time ago. See the description on

> what are antenna and flags numbers?

Antenna: which antenna to transmit on. Flags: who knows?

> finally - is there athhal-elf.o somewhere documented?

Not that I know of.

For some of these questions, Sam Leffler probably has answers.

David Young             OJC Technologies      Urbana, IL * (217) 278-3933