Subject: Re: bus_space questions ...
To: Manuel Bouyer <>
From: Matt Thomas <>
List: tech-kern
Date: 08/26/1999 07:34:48
At 02:01 AM 8/26/99 , Manuel Bouyer wrote:

>2) I need to pass infos between the drivers for function 1 and function 2
>    (pciide0  and pciide1) of the chip (the bus_space_tag/handles for the DMA
>    setup and bus-master DMA registers). If I could get the softc of function 1
>    from the function 2 driver this would be very nice.
>    I could use a static variables to pass the softc, as I can't see why
>    function 2 wouldn't be attached immediatly after function 1, buit this
>    looks a bit gross.
>Any advice, please ?

You can use pciide_cd.cd_devs.  Just iterate through them and make sure that
your dv_parent matches their dv_parent and save vendor/device id tag so you
can match that as well.  I do this in the de driver to match romless devices
against the device with the rom.
Matt Thomas               Internet:
3am Software Foundry      WWW URL:
Cupertino, CA             Disclaimer: I avow all knowledge of this message