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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