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SubjectRE: SMP and MPS 1.4 Support
Date
	I had my 266 MHz PIIs over-clocked to 333 MHz.  The system was unstable, so
I clocked it back to 300 MHz without problems. Is your system over-clocked?
If it is, try going back down to the proper CPU speed and see if that helps.



Richard Rak
(rakr@home.com)
A+ Certified Service Technician

-----Original Message-----
From: richard torkar [mailto:ds98rito@thn.htu.se]On Behalf Of Richard Torkar
Sent: Tuesday, March 21, 2000 5:30 PM
To: Richard Rak
Cc: Linux Kernel
Subject: RE: SMP and MPS 1.4 Support

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> -----Original Message-----
> From: owner-linux-kernel@vger.rutgers.edu
> [mailto:owner-linux-kernel@vger.rutgers.edu]On Behalf Of Jos Hulzink
> Sent: Monday, March 20, 2000 3:09 AM
> To: Linux Kernel Mailinglist
> Subject: SMP and MPS 1.4 Support
>
> Hi,
>
> I recently upgraded my motherboard to an Asus P2L97-DS (LX chipset, SMP,
> SCSI). For I need IRQ's badly, I tried to enable the MPS 1.4 feature
> (Adding 8 IRQ channels and IRQ remapping). The kernel shows me a
> beautiful remapping table and boots while telling me that waiting for an
> irq on ide-disk hdd (hdc is not in use) failed. Trying to mount /dev/hdd4
> (zipdrive) results in a deadlock. (No respond from kernel,even 2nd
> processor seems locked. A telnet session from a remote host fails.
>
> Besides, moving the mouse locks up the PS2 controller, but only when gpm
> is installed, X is started, or a cat /dev/mouse is done. (i.e. if there is
> nothing listening to the mouse, the system keeps running fine). Using the
> PS2 keyboard is no problem, as long as the mouse is not moved. Remote
> login (telnet) remains working.
>
> IDE1 is attached to IRQ15 (not remapped)
> PS2 Mouse is attached to IRQ12 (not remapped)
>
> Kernel is 2.2.14 compiled for Intel SMP platform on RH 6.1.
>
> Is MPS 1.4 support not complete yet ? Or must it be something I do wrong ?
>
> Jos
>
> PS: X always locks up when IRQ12 is also attached to my NVidia Riva TNT
> chipset (not only with MPS 1.4 enabled) and the mouse is moved.


You haven't by any chance overclocked your CPU:s?

/Richard
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