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Date:      Mon, 29 May 1995 08:17:29 -0700
From:      "Justin T. Gibbs" <gibbs@freefall.cdrom.com>
To:        "Serge A. Babkin" <babkin@hq.icb.chel.su>
Cc:        nnd@gw.itfs.nsk.su (Nickolay N. Dudorov), current@FreeBSD.org
Subject:   Re: ep and ie drivers conflict (?) 
Message-ID:  <199505291517.IAA00401@freefall.cdrom.com>
In-Reply-To: Your message of "Mon, 29 May 95 13:26:08 %2B0500." <199505290826.NAA07309@hq.icb.chel.su> 

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>> 
>> 	Yesterday I try to boot so called BOOTMFS
>> kernel (this is a GENERIC kernel with MFS_ROOT from
>> the current boot_floppy) on a computer with 3C509 card.
>> 
>> After probing (succesfully) all the devices the system says
>> "changing root to fd0c" and hangs. Booting with '-c' and
>> disabling various (absent in my computer) devices I found
>> that this kernel succesfully boots (and starts 'sysinstall')
>> if I disable 'ie0' device.
>> 
>> It seems to me that problem is in 3COM's 'ELINK_ID_PORT'
>> or 'EP_ID_PORT' (0x100) which is used in both ep and ie
>> drivers. (Is it right that probe order of devices follows
>> their order in config file ?).
>
>The order of probing of ID_PORT may be any (as it looks to me).
>IMHO the problem is that the ie driver doesn't do any checks for
>manufacturer ID nor product ID and erroneuosly identifies 3c509
>card as its (but i'm not shure about this diagnosys). 
>
>
>		Serge Babkin
>
>! (babkin@hq.icb.chel.su)
>! Headquarter of Joint Stock Commercial Bank "Chelindbank"
>! Chelyabinsk, Russia

It doesn't identify the 3c509 as an ie device, it just spams the 
3c509 and I guess the ep driver does not do enough to resurect it.
--
Justin T. Gibbs
==============================================
TCS Instructional Group - Programmer/Analyst 1
  Cory | Po | Danube | Volga | Parker | Torus
==============================================



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