Marvell MV64360 interrupt question

Brian Waite bwaite at
Mon Sep 12 22:56:23 EST 2005

On Friday 09 September 2005 3:09 pm, Walter L. Wimer III wrote:
> Thinking about this some more, I think the cascade mechanism I suggested
> earlier is backwards.  Architecturally, I think it makes more sense to
> define a platform-specific function like boardXYZ_get_irq() in
> boardXYZ_setup.c that knows all of the idiosyncrasies of the board and
> calls whatever standard PIC libraries it needs in order to do the right
> thing.  Then we set ppc_md.get_irq = boardXYZ_get_irq;
> I looked around, and lo and behold, the Radstone PPC7D already "stole"
> my idea.  :-)  :-)
Yes, the syslib case in the general case. You can easily override the 
get_irq() routine for your own platform to match a priority scheme you 


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