Date: Fri, 8 Oct 1999 14:42:49 -0500 (CDT) From: Jonathan Lemon <jlemon@americantv.com> To: dragon.s@ix.netcom.com, hackers@freebsd.org Subject: Re: Compaq Proliant 2500 file corruptions Message-ID: <199910081942.OAA14853@free.pcs> In-Reply-To: <local.mail.freebsd-hackers/37FE2031.DF16E119@ix.netcom.com>
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In article <local.mail.freebsd-hackers/37FE2031.DF16E119@ix.netcom.com> you write:
>My school has recently acquired a Compaq Proliant 2500 and we are trying
>to set up FreeBSD on it. I download the 3.3 kern and mfsroot disks and
>replaced the kernel with a custom one that had the IDA driver included
>in it. Everything installed fine. Then I started working on it again
>and
>whenever I'd cvsup or download ports the files would get corrupted.
Let me guess, the symptom is that blocks of zeros are scattered
randomly throughout the file? If this is the case, the IDA driver
in 3.3 is the culprit.
>3. Would I be better off running the newer driver in current? I keep
>tabs with whats going on in the current list, I just need a somewhat
>stable machine. It's only going to get light usage.
This probably is one solution. Another is to try a couple of patches
to see if they fix the problem; attached is some code that might help.
--
Jonathan
Index: ida.c
===================================================================
RCS file: /ncvs/src/sys/i386/isa/Attic/ida.c,v
retrieving revision 1.1.2.3
diff -u -r1.1.2.3 ida.c
--- ida.c 1999/08/29 16:07:18 1.1.2.3
+++ ida.c 1999/10/08 19:41:57
@@ -1206,7 +1206,8 @@
if (PCI_CONTROLLER(ida)) {
qcbp->hdr.priority = 0x00;
- qcbp->hdr.flags = 0x24;
+ qcbp->hdr.flags =
+ (sizeof(struct ida_req) + sizeof(struct ida_sgb) * IDA_MAX_SGLEN) >>
} else {
qcbp->hdr.priority = IDA_DEF_PRIORITY;
qcbp->hdr.flags = 0x10;
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