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Date:      Thu, 28 Jun 2001 10:11:11 -0400
From:      Daniel Frazier <dfrazier@magpage.com>
To:        RJ45 <rj45@slacknet.com>
Cc:        freebsd-questions@FreeBSD.ORG
Subject:   Re: strange problem with psmintr
Message-ID:  <3B3B3AFF.D9CC17BA@magpage.com>
References:  <Pine.LNX.4.21.0106280154520.17855-100000@slacknet.slacknet.com>

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RJ45 wrote:
> 
> Hello,
> I Recompiled my kernel adding IPSEC the 4.3 RELEASE kernel.
> THe problem is that now with X11 my mouse is not functioning anymore.
> it is not a problem of XF86Config file because with the 4.3-RELEASE kernel
> everyting works. The pointer mouse flashes randomly and I Got these
> errors:
> 
> psmintr: out of sync (0028 != 0008)
> 
> in my custom kernel I Added of course the psm device but nothing works no
> more. What I have to do to fix this problem ???
> thanks
> 

you could have found the answer to this with a little searching in the
archives, but here ya go...

change the psm device line to read:

device          psm0    at atkbdc? irq 12 flags 0x100

also, man psm describes why the "flags 0x100" is needed...

Driver Flags
  The psm driver accepts the following driver flags.  Set them in the ker­
  nel configuration file or in the User Configuration Menu at the boot time
  (see boot(8)).

<snip>

  bit 8 NOCHECKSYNC
         The psm driver tries to detect the first byte of the data packet
         by checking the bit pattern of that byte.  Although this method
         should work with most PS/2 pointing devices, it may interfere with
         some devices which are not so compatible with known devices.  If
         you think your pointing device is not functioning as expected, and
         the kernel frequently prints the following message to the console,

                psmintr: out of sync (xxxx != yyyy).

         set this flag to disable synchronization check and see if it
         helps.


-- 
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Daniel Frazier  <dfrazier@magpage.com>   Tel:  302-239-5900 Ext. 231
Systems Administrator                    Fax:  302-239-3909
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