Messages in this thread | | | Subject | [Fwd: Re: Waking up Non-acpi (and non-apm) compliant IDE devices] | From | Derek James Witt <> | Date | 04 Mar 2002 16:13:00 -0600 |
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-----Forwarded Message-----
> From: Derek James Witt <djw@flinthills.com> > To: Derek James Witt <djw@flinthills.com> > Subject: Re: Waking up Non-acpi (and non-apm) compliant IDE devices > Date: 04 Mar 2002 16:02:58 -0600 > > Ok, I found out that my drive is picky about which connector plug on the > cable it is using. In this case, it is now using the middle connector. I > can suspend and resume without disconnecting that drive. But at any > rate, I would like to know if resetting the IDE controller is feasible > (or is driverfs planning to do this anyway)? > > > On Mon, 2002-03-04 at 12:52, Derek James Witt wrote: > > Hey all. I just thought of something for this. I have an older Western > > Caviar 36400 hard drive that disconnects once the computer goes to > > sleep. Currently, I disallow sleep mode for that very reason. But > > anyway, I'm curious if it's safe to do a reset of the IDE controller. > > In my case, the drive is currently on primary slave. I moved it from > > secondary master. > > > > Right now, I fear if I hard-reset the IDE controller (a Via 686 > > UDMA100), I might also disconnect the primary master (Quantum fireball > > 6.4SE). That will render my box useless until I hit the the reset > > button. But, if I do a soft-reset, the caviar may not wake up. I know > > the quantum will wake up fine upon a soft-reset and upon resume of the > > system. I'm going to try putting in interrupt 15 (secondary IDE) as a > > primary power event in my bios and see if that can wake up the drive. > > > > > > Oh, if you're curious, here is my fstab: > > > > # /etc/fstab: static file system information. > > # > > # <file system> <mount point> <type> <options> <dump> <pass> > > /dev/hda6 / xfs defaults 1 1 > > /dev/hda5 /boot xfs defaults 1 1 > > /dev/hda7 /home xfs defaults 1 1 > > /dev/hdb3 /usr xfs defaults 1 1 > > /dev/hda9 /usr/local xfs defaults 1 1 > > > > /dev/hda8 none swap sw 0 0 > > /dev/hdb2 none swap sw 0 0 > > > > proc /proc proc defaults 0 0 > > > > /dev/fd0 /floppy auto defaults,user,noauto 0 0 > > > > /dev/sr0 /cdrom auto defaults,ro,user,noauto 0 0 > > /dev/sr1 /cdrw auto defaults,ro,user,noauto 0 0 > > > > tmpfs /dev/shm tmpfs defaults 0 0 > > > > /dev/hda1 /win2k ntfs defaults,ro,user,uid=cappicard 0 0 > > /dev/hdb1 /win2k-driveE ntfs defaults,ro,user,uid=cappicard 0 0 > > > > As you probably see, if my caviar (hdb) disconnects, I'm pretty-much SOL > > if I try to run X or any programs from /usr/*. And I have to resort to > > SysRq to reboot the box (I hate finding a pen to hit the reset button). > > > > I'll let you know what I find out. > > > > -- > > ** Derek J Witt ** > > * Email: mailto:djw@flinthills.com * > > * Home Page: http://www.flinthills.com/~djw/ * > > *** "...and on the eighth day, God met Bill Gates." - Unknown ** > > - > > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > > the body of a message to majordomo@vger.kernel.org > > More majordomo info at http://vger.kernel.org/majordomo-info.html > > Please read the FAQ at http://www.tux.org/lkml/ > -- > ** Derek J Witt ** > * Email: mailto:djw@flinthills.com * > * Home Page: http://www.flinthills.com/~djw/ * > *** "...and on the eighth day, God met Bill Gates." - Unknown ** - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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