Date: Wed, 19 Nov 2008 12:26:13 +0100 From: Jan Sebosik <sebosik@demax.sk> To: Jeremy Chadwick <koitsu@FreeBSD.org>, FreeBSD stable <freebsd-stable@freebsd.org> Subject: Re: Frebsd 7-STABLE, atapicd, atapicam and Intel errors [SOLVED] Message-ID: <4923F7D5.8030409@demax.sk> In-Reply-To: <20081119112102.GA84963@icarus.home.lan> References: <491F31B5.90403@demax.sk> <4923E5A2.2060402@demax.sk> <20081119101530.GA82861@icarus.home.lan> <4923E839.7090001@demax.sk> <20081119102552.GA83022@icarus.home.lan> <4923F0A6.9080304@demax.sk> <20081119112102.GA84963@icarus.home.lan>
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Yeah I thought also about bios bug... it`s pretty new piece of HW with modern chipset (Q45). I believe that the next release of BIOS comes soon. But what about those atapicd problems? Is it related to SATA interface of DVD/CD drive? Maybe also the LG drive has buggy FW :). Best regards Jeremy Chadwick napsal(a): > On Wed, Nov 19, 2008 at 11:55:34AM +0100, Jan Sebosik wrote: >> Allright, I`ve played again with an HPET in BIOS little bit. >> >> Results -> >> >> HPET disabled: >> >> kern.timecounter.choice: TSC(-100) ACPI-fast(1000) i8254(0) >> dummy(-1000000) >> kern.timecounter.hardware: ACPI-fast >> >> HPET enabled: >> >> kern.timecounter.choice: TSC(-100) HPET(900) ACPI-fast(1000) i8254(0) >> dummy(-1000000) >> kern.timecounter.hardware: ACPI-fast >> >> >> But now FreeBSD boots also with HPET enabled (really don`t understand >> what`s going on). >> >> When I was trying to mount cd with "mount -t cd9660 /dev/cd0 /mnt/cd0", >> mount works as expected (atapicd module not loaded). >> >> Then I`ve kldload-ed atapicd, "mouunt -t cd9660 /dev/acd0 /mnt/cd0" >> (acd0, not cd0), but this ended with messages like this: >> unknown: FAILURE - READ_BIG timeout (retry count 0) >> >> Temporary I`ve disabled HPET in BIOS (Linux got problems too-> he >> created gigabytes of log messages in /var/log/messages :D). >> >> Best regards, Jan >> >> Jeremy Chadwick napsal(a): >>> On Wed, Nov 19, 2008 at 11:19:37AM +0100, Jan Sebosik wrote: >>>> Hi >>>> >>>> Yeah, I`ve tested it 2 times (switching it in BIOS). To me it seems >>>> bit mysterious, why there is a relationship between HPET setting and >>>> acd/cd problems in FreeBSD. >>>> >>>> >>>> Jeremy Chadwick napsal(a): >>>>> On Wed, Nov 19, 2008 at 11:08:34AM +0100, Jan Sebosik wrote: >>>>>> Hi again >>>>>> >>>>>> so it seems to be a problem with HPET timer which is onboard and >>>>>> was enabled. If I turned him off, (acd | cd) problems went away. >>>>>> >>>>>> >>>>>> Jan Sebosik napsal(a): >>>>>>> Hi all >>>>>>> >>>>>>> OS: Freebsd 7-STABLE from CVS of today >>>>>>> Problematic HW: Intel DQ45CB (Q45 chipset, ICH10, SATA in >>>>>>> native mode, but not AHCI), LG SATA DVD-RW GH20NS15 >>>>>>> >>>>>>> Problem: if I run freebsd without LG DVD connected to any SATA >>>>>>> port onboard everything works allright. When I connect SATA >>>>>>> DVD to board, then freebsd refuses to boot with messages >>>>>>> similar to those: >>>>>>> >>>>>>> acd0: FAILURE-READ_BIG timed out >>>>>>> unknown: FAILURE-READ_BIG timed out >>>>>>> cddone: goit error 0x5 back >>>>>>> >>>>>>> Messages are repeating forever. >>>>>>> >>>>>>> Anybody knows where should be a bug? >>>>>>> Temporary I`ve disconnected LG SATA burner from system board. >>>>>>> >>>>>>> Thanks for any idea. >>>>>>> >>>>>>> Best regards >>>>> Are you ***absolutely 100% certain*** this is true? The time counter >>>>> selected shouldn't have anything to do with the errors you see. >>>>> Please thoroughly test this. >>>>> >>>>> I'd CC jhb@ to get confirmation of my statement, but I've promised >>>>> myself I wouldn't bother him until 2009. :-) >>> This is very bizarre. The errors being returned from acd0 are that an >>> ATAPI/ATA command (READ_BIG, whatever the code for that is) did not >>> receive a response from the controller or device within 5 seconds >>> (assuming the ata(4) timeout values here; it could be something larger >>> for ATAPI, I don't know). Maybe some a BIOS bug... >>> >>> Can you show us output from the following two commands? >>> >>> sysctl kern.timecounter.choice >>> sysctl kern.timecounter.hardware >>> >>> Soren, do you know how/if the HPET time counter could cause this oddity? >>> All of my systems use ACPI-fast, so I can't test this. > > What this proves is that disabling HPET in the BIOS makes absolutely no > change to FreeBSD as far as the timecounter goes. It's still using > ACPI-fast no matter if HPET is disabled or not. Disabling HPET does > show up in FreeBSD (as you can tell), but the ATA/ATAPI stuff *should > not* have some direct tie-in to HPET. > > I'm left believing you've found a BIOS bug. Please bring this up with > your motherboard or system vendor. > -- Jan Sebosik, Slovakia sebosik@demax.sk
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