From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Stefano Coluccini" To: "Matt Porter" Cc: Subject: RE: Bogus interrupt Date: Wed, 28 Feb 2001 09:29:18 +0100 Message-ID: MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" In-Reply-To: <20010227051445.A32137@cx258813-a.chnd1.az.home.com> Sender: owner-linuxppc-dev@lists.linuxppc.org List-Id: > > Hi everyone, > > I'm trying to run kernel 2.5 on Motorola MVME5100 and, after the sti > > istruction in start_kernel, the kernel hangs due to a spurious > interrupt. > > (Bogus interrupt -1) > > Is this a well-known problem also in other ports ? or have > anyone of you a > > suggestion to solve this ? > > If you are using the default openpic initsenses in prep_pci.c then you > might see this problem since MPIC input 1 now has the 550 UART. You'll > need to change the initsenses since the edge triggered ECC interrupt > used to be on input 1 on the older boards. > I've started working on MCPN765 port, since I think MVME5100 is an MCPN765 with a VME Bridge and without an ISA bridge, so I think the senses of interrupt are correct because the 5100 and the 765 manual page related to the interrupt senses is exactly the same (or it is a cut&paste error ??? :)) However this problem, like many other I've encountered, are all due to a bad cross-compiler :(. I start working today with a good environment after a month of nightmares ! Thank you very much for the help. Stefano. ** Sent via the linuxppc-dev mail list. See http://lists.linuxppc.org/