I seem to recall there is mention of this in the recent pcmcia-cs
sources. This requires playing with hdparm if I remember correctly.
Josh
On Tue, 31 Oct 2000 stewart@neuron.com wrote:
>
> I've recently upgraded a latitude cs running redhat 6.2 on 2.2.14 with
> card services v3.1.14 to 2.2.17 with card services v3.1.21. Immediately
> I noticed that suspend/resume was broken. Well, suspend was working fine
> but when I raised the lid, the system would come back like normal, then
> the HD drive light would go solid and a few seconds later the system
> would lock hard. No oops or any other indicators. I tried tailing the
> /var/log/messages file (starting before the suspend), but this revealed
> nothing at first. After about 5 tries I managed to elicit one error
> in the log:
>
> "hda: timeout waiting for DMA"
>
> but this message did not show up consistently. I tried backing down to
> 2.2.16 in case it was a recent bug and then also tried backing up to a
> previous version of card services, but none of this helps. Unless I go
> back to 2.2.14, this system will lock hard on a resume about 7-10 seconds
> after I raise the lid.
>
> Lacking any other kernel debugging skills, I compiled sysrq into the kernel
> hoping to get something more useful for the list. Although 'showkey -s'
> does generate 0x54 codes, pressing alt-sysrq-<key> yields nothing in the
> kernel I just built it into (2.2.17).
>
> One another kernel note, I cannot get the 2.4.0-test9/10 kernels to boot
> on this machine. After lilo, it says:
>
> "Uncompressing Linux... Ok, booting the kernel."
>
> then the machine hangs solid. It is not recoverable via alt-ctrl-del.
> I have to hold the power button until the machine cycles. I have no data
> for earlier 2.4.0 kernels.
>
> What else can I do to debug this and what other info will help in
> identifying the problem?
>
> Thanks,
>
> Stewart
>
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This archive was generated by hypermail 2b29 : Tue Oct 31 2000 - 21:00:28 EST