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* sparc64: Initial hw perf counter support.David S. Miller2009-09-101-0/+3
| | | | | | Only supports one simple counter and only UltraSPARC-IIIi chips. Signed-off-by: David S. Miller <davem@davemloft.net>
* sparc64: Manage NMI watchdog enabling like x86.David S. Miller2009-09-081-1/+1
| | | | | | | | Use a per-cpu 'wd_enabled' boolean and a global atomic_t count of watchdog NMI enabled cpus which is set to '-1' if something is wrong with the watchdog and it can't be used. Signed-off-by: David S. Miller <davem@davemloft.net>
* sparc64: Implement NMI watchdog on capable cpus.David S. Miller2009-01-301-0/+10
Signed-off-by: David S. Miller <davem@davemloft.net>
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