Re: 2.2.16pre5, ST36451A and "hdc: drive not ready for command"

From: Richard Torkar (ds98rito@thn.htu.se)
Date: Fri Jun 09 2000 - 12:53:39 EST


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On Fri, 9 Jun 2000, Christopher Thompson wrote:

> On Fri, 09 Jun 2000, you wrote:
> > I noticed these in the log just before the point my machine locked hard up
> > hard. (It's a BP6 so the hangs are expected).
>
> Actually, my BP6 never hangs. I have the QQ bios, I think. You
> might want to upgrade to at least that before investigating
> further. Also, make sure you aren't overclocking your
> mothertboard... if you are, stop and see if the problems go away.

Same here it has acted politly since I bought it.
I use the latest BIOS. Later than QQ :)
I have 128 MB RAM in it.

The HPT366 interface has worked great so far.
I have one 17 GB on it since day one.
Using /sbin/hdparm -d1 -c1 -X66 /dev/hde on it.

>
> On another motherboard, I used to have *exactly* these problems.
> My machine was also fairly unstable and locked up, in Linux
> even, from time to time. Trying to run Windoze was an exercise
> in futility.
>
> It turned out to be bad memory. Only the top half of my memory
> was bad, though. I used the memtest86 program (_excellent_) to
> discover this. Once I replaced the memory, my system worked
> perfectly once again.
>
> >
> > Jun 8 22:49:47 babbage kernel: hdc: timeout waiting for DMA
> > Jun 8 22:49:47 babbage kernel: ide_dmaproc: chipset supported
> > ide_dma_timeout func only: 12
> > Jun 8 22:49:47 babbage kernel: hdc: irq timeout: status=0xd0 { Busy }
> > Jun 8 22:49:48 babbage kernel: ide1: reset: success
> >
> > This is not the first time I saw errors -- in fact this has appeared
> > almost always when I've used hdc (which I don't do that often):
> >
> > Jun 8 23:06:33 babbage kernel: hdc: irq timeout: status=0xd0 { Busy }
> > Jun 8 23:06:33 babbage kernel: ide1: reset: success
> > Jun 8 23:06:35 babbage kernel: hdc: set_geometry_intr: status=0x58 {
> > DriveReady Seek Complete DataRequest }
> > Jun 8 23:06:35 babbage kernel: hdc: status error: status=0x58 {
> > DriveReady Seek Complete DataRequest }
> > Jun 8 23:06:35 babbage kernel: hdc: drive not ready for command

Regards
Richard Torkar
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Linux 2.4.0-test1-ac10, 2034.89 BogoMIPS
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