hwpmc and mips?

[Adrian Chadd]

The hwpmc counters are there but the hooks into the trap frame and
interrupt handling aren't.



Adrian

On 31 May 2011 22:53, Warner Losh <imp at bsdimp.com> wrote:
> Hey Adrian
>
> I thought that gnn@ did some work here for mips24ish cores.  George?
>
> Warner
>
> On May 31, 2011, at 4:08 AM, Adrian Chadd wrote:
>
>> On 31 May 2011 18:00, Adrian Chadd <adrian at freebsd.org> wrote:
>>
>>> I'm likely going to look at this sometime after July (and I'm sure
>>> it's just a case of hooking into the right IRQ handler) but if someone
>>> beat me to it *hint*, I'd very much appreciate it.
>>
>> To prove I'm not completely slack, I went spelunking through the
>> source to see how hwpmc hooks into things.
>>
>> There's no HWPMC_HOOKS used anywhere in sys/mips/* or sys/mips/*/*,
>> save config files.
>>
>> I thus have a feeling the hwpmc glue for sampling mode just isn't
>> there for any MIPS core at the present time.
>>
>> Would someone more versed in the ways of MIPS stack frame magic and
>> trap handling care to take a stab at it?
>>
>> Thanks,
>>
>>
>> Adrian
>> _______________________________________________
>> freebsd-mips at freebsd.org mailing list
>> http://lists.freebsd.org/mailman/listinfo/freebsd-mips
>> To unsubscribe, send any mail to "freebsd-mips-unsubscribe at freebsd.org"
>>
>>
>
>