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Date:      Sun, 11 Oct 1998 00:32:18 -0700
From:      David Greenman <dg@root.com>
To:        Manfred Antar <mantar@netcom.com>
Cc:        current@FreeBSD.ORG
Subject:   Re: Version 1.56 of if_fxp.c causes fatal trap 12 
Message-ID:  <199810110732.AAA10138@implode.root.com>
In-Reply-To: Your message of "Sat, 10 Oct 1998 23:39:01 PDT." <4.1.19981010233724.00a4b820@192.168.0.1> 

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>>>With version 1.55 there is no problems with any of the above configurations
>>>The motherboard is an Intel PR440FX with 2 200mhz-ppro and built in eithernet
>>
>>   Please apply the attached patch and let me know if it fixes the problem
>>for you. Thanks.
>>
>>-DG
>>
>>David Greenman
>>Co-founder/Principal Architect, The FreeBSD Project
>>
>>Index: if_fxp.c
>>===================================================================
>>RCS file: /home/ncvs/src/sys/pci/if_fxp.c,v
>>retrieving revision 1.55
>>diff -c -r1.55 if_fxp.c
>>*** if_fxp.c	1998/08/04 08:53:12	1.55
>>--- if_fxp.c	1998/10/11 06:08:30
>>***************
>>*** 641,646 ****
>>--- 641,647 ----
>>  	    M_DEVBUF, M_NOWAIT);
>>  	if (sc->cbl_base == NULL)
>>  		goto fail;
>>+ 	bzero(sc->cbl_base, sizeof(struct fxp_cb_tx) * FXP_NTXCB);
>>  
>>  	sc->fxp_stats = malloc(sizeof(struct fxp_stats), M_DEVBUF, M_NOWAIT);
>>  	if (sc->fxp_stats == NULL)
>>
>I applied the patch to version 1.55 and just make an elf kernel
>It booted without a problem

   Actually, I wanted you to apply it to rev 1.56. We already know that rev
1.55 works okay for you. Alternatively, you can just update to -current (rev
1.57 of if_fxp.c) since I've already committed the fix.

-DG

David Greenman
Co-founder/Principal Architect, The FreeBSD Project

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