[ltp] Input devices seem to freeze or hang periodically

[Thomas Hood]

These are the symptoms of irq mishandling: irq conflicts
or misconfiguration.


 --- Eric Blouin <eblouin@us.ibm.com> wrote: 
> Hello,
> 
> I have a 600x and I seem to have a problem(s) that is similar but not
> exactly like anyone else's on the list.
> 
> At times my thinkpad seems to "freeze."  Freeze in this case means the
> keyboard _and_ mouse seem to be locked (it is always both).  I can't type,
> ctr-alt-backspace the server or ctr-alt-del the machine.  I can fn-F4 to
> suspend, but when I resume the machine doesn't respond to my keystrokes for
> the password (I have a power on password).  The strange thing is I can
> usually physically remove my PCMCIA card and everything will come back
> alive.  If the password prompt is up, I can then type in my pw and resume.
> Keystrokes that I pressed will even be buffered and printed as soon as the
> PCMCIA card is ejected.
> 
> Occasionally, my system also hard hangs.  Can't ping, can't suspend, can't
> do anything but power down.  Related to above?
> 
> Here is what I know:
> 
> - PCMCIA card is an IBM Token-Ring Auto 16/4 Credit Card Adapter
> -  OS is RH 7.1 SBE.  Hangs with kernels: 2.4.3-6, 2.4.13, 2.4.14-pre8
> -  Happens in X or with no X-server running
> -  Mean time to failure can be hours (normally 10-15 min), but I don't
> recall ever hanging or freezing with PCMCIA card _not_ installed
> -  APM compiled in or out makes no difference
> -  System will freeze or hang while just idling
> -  System seems to freeze more often just as I click in a VT window to type
> (could be coincidental)
> -  Upgraded to most recent bios
> 
> 
> Any help?
> 
> Eric Blouin
> 
> config.opts file:
> #
> # Local PCMCIA Configuration File
> #
> #----------------------------------------------------------------------
> 
> # System resources available for PCMCIA devices
> 
> include port 0x100-0x4ff, port 0xc00-0xcff
> include memory 0xc0000-0xfffff
> include memory 0xa0000000-0xa0ffffff, memory 0x60000000-0x60ffffff
> 
> # High port numbers do not always work...
> # include port 0x1000-0x17ff
> 
> # Extra port range for IBM Token Ring
> include port 0xa00-0xaff
> 
> # Resources we should not use, even if they appear to be available
> 
> # First built-in serial port
> exclude irq 4
> # Second built-in serial port
> #exclude irq 3
> # First built-in parallel port
> exclude irq 7
> # PS/2 Mouse controller port, comment this out if you don't have a PS/2
> # based mouse
> exclude irq 12
> 
> #----------------------------------------------------------------------
> 
> # Examples of options for loadable modules
> 
> # To fix sluggish network with IBM ethernet adapter...
> #module "pcnet_cs" opts "mem_speed=600"
> 
> # Options for IBM Token Ring adapters
> #module "ibmtr_cs" opts "mmiobase=0xd0000 srambase=0xd4000"
> 
> # Options for Raylink/WebGear driver: uncomment only one line...
> # Generic ad-hoc network
> module "ray_cs" opts "essid=ADHOC_ESSID hop_dwell=128 beacon_period=256
> translate=1"
> # Infrastructure network for older cards
> #module "ray_cs" opts "net_type=1 essid=ESSID1"
> # Infrastructure network for WebGear
> #module "ray_cs" opts "net_type=1 essid=ESSID1 translate=1 hop_dwell=128
> beacon_period=256"
> 
> # Options for WaveLAN/IEEE driver (AccessPoint mode)...
> #module "wvlan_cs" opts "station_name=MY_PC"
> # Options for WaveLAN/IEEE driver (ad-hoc mode)...
> #module "wvlan_cs" opts "port_type=3 channel=1 station_name=MY_PC"
> 
> # Options for Xircom Netwave driver...
> #module "netwave_cs" opts "domain=0x100 scramble_key=0x0"
> 
> 
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> The linux-thinkpad mailing list home page is at:
> http://www.bm-soft.com/~bm/tp_mailing.html 

=====
Linux on ThinkPad 600 page: http://panopticon.csustan.edu/thood/tp600lnx.htm

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