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    SubjectRe: Kernel freeze on boot (.123-.125) in IDE init

    > > The next thing that bothers me is the 'C' firmware revision MPC3084AT.
    > > Since the via82c586 base UDMA controls hang hard with the MPC3043AT 4.3G
    > > Fujitsu drives and not MPB3043AT 4.3G drives with 'B' firmware revision,
    > > there is a potential problem to check into also. This assumption is based
    > > upon the similar methodology for setting chipset timings on VIA boards and
    > > ALI boards.....the values an close but discrete locations in the
    > > pci-config space differ.
    > But why would that affect *hda*, which is a Quantum Fireball on the
    > main-board controller, when all of the Fujitsu drives are on the Promise
    > Ultra33 controller?

    Duh (brain->/dev/null after midnight when I replied), thanks for the

    > > > I've been able to stop this by commenting out line 168 in
    > > > drivers/block/ide-pci.c:
    > > > pci_write_config_byte(dev, PCI_ROM_ADDRESS, PCI_ROM_ADDRESS_ENABLE);
    > >
    > > What is the chipset base for your ASUS board?
    > According to the part you quoted it's a ASUS P2B-DS with a 440BX...

    (brain->/dev/null) repeat......

    > ide-pci.c have somewhat different line-numbers in the 2.1.126-pre2ac2 I
    > use, but it was easy to find the correct line. In my version that line is
    > executed for ARTOP_ATP850UF and PROMISE_20246, which sounds like it
    > *could* be his Promise Ultra33? (At least it's the right producer...)
    > Now, unless it's actually run for the WRONG IDE chip-set I don't see how
    > it could affect hda, but then again, weird things isn't that unusual in PC
    > hardware :-)

    Agreed, very unlikely but possible.........I have had one other proble
    with ASUS boards since I started picking up where ML left off.

    > Anyway, it's definitely worth checking for BIOS upgrades for both the
    > motherboard ( and the Promise card (the MB BIOS sounds
    > more likely, but...).

    Promise Ultra/33 Bios v1.25 is what I am using for the record.

    > Just checking, that 266 MHz Celeron isn't OVERCLOCKED? And the the PCI bus
    > is running on 33 MHz. Otherwise all bets are of...

    Promise Cards and AEC Cards seem safe to overclock the processor.
    Since everyone is doing it, it is a default last test.

    Andre Hedrick
    The IDE-FNG for Linux
    The APC UPS Specialist for Linux SUSPENDED

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