Powerpc: bsp_reset()

Matt Rippa mrippa at gemini.edu
Tue Jan 27 18:23:53 UTC 2009


Till Straumann wrote:
> Matt Rippa wrote:
>> Hi Kate -
>>
>> Bits [7:3] are reserved defaulting to 00100, and bit 2 is read 
>> only so I don't think it matters. But I agree it was sloppy.
>>
>> Interesting though, the Data Sheet I found was the W83C553F. It 
>> specifies bit 1 as "Alt A20", and Bit 0 as "Hot Reset". I've 
>> only tried setting bit 1. Does this make sense to anyone?
>>
>>   
> Maybe it late at night (either for me or for you) but
> I'd say outb(1,0x92) is setting bit 0...

Ouch. What was I thinking?!! Perhaps I was working too much... 
Or the volcanic emission from Kilauea (the VOG) is simply 
driving me mad.

In any case, hopefully the patch is sufficient to make the next 
release.

Thanks,
-Matt



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