Date: Tue, 7 Mar 95 22:14:07 CST From: "David Kelly" <dkelly@iquest.com> To: "Javier Martin Rueda" <jmrueda@diatel.upm.es>, questions@FreeBSD.org Subject: Re: System hangs when changing root device Message-ID: <dkelly.1145023687K@mail.iquest.com>
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>As I said several days ago: > >> I created a boot disk with rawrite (using the "newer" bootdisk from FreeBSD >> 2.0-RELEASE) and everything was probed OK, but after the message "changing >> root device to fd0c" appeared, the computer freezed. > >This is just to say that I changed the motherboard from a PCI+VESA with UMC >chipset to a PCI+VESA with Opti chipset, and things started to work. > >However, then the network card (SMC EtherPower 8432BT PCI) did not work. >This was solved by changing the IRQ from 9 to 11. The computer also has >a serial port in IRQ2, and that must be conflicting with IRQ9. > >Maybe the problem with the old motherboard was also due to some IRQ >conflict, although everything seemed to be probed OK. I must say that I >have a VESA motherboard with UMC chipset at home and it works fine with >FreeBSD 2.0R. > >Just FYI... IRQ2 is IRQ9 on every PC clone since the AT. IRQ2 is used to cascade the upper 8 IRQ's. -- David Kelly N4HHE, n4hhe@amsat.org, dkelly@iquest.com ---------------------------------------------------------------------- The human mind ordinarily operates at only ten percent of its capacity -- the rest is overhead for the operating system.
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