[Asterisk-Dev] X101P register map data please?

Martin Harriss martin at Princeton.EDU
Mon Aug 15 14:46:47 MST 2005


I think this might help:

http://www.tjnet.com/software/download/data_sheets/Tiger320_data_sheet.pdf

You might also need the SLIC data sheet from Silicon Labs, not sure 
about that...

Martin


Mark Burton wrote:
> Hi, I've been trying to debug the problem with the X101P  giving FXO PCI 
> Master Aborts... I'm doing this blind, and I really need some info on 
> the X101P's register map - or best of all, the conditions under which it 
> can generate an IRQ with a mask of 0x10.
> 
> I have so far set up the mask for the IRQ's in the interrupt handler (so 
> the poor thing doesn't keep getting them)[as per previous post], then 
> patched ztcfg so it actually starts the watchdog (which is assumed by 
> the driver, but in reality doesn't happen - of course it doesn't need 
> to, because under normal conditions there is no need for the watchdog - 
> I guess?)
> 
> That much gives me a system which runs, hits a PCI Master abort (or at 
> least an IRQ with a mask of 0x10), and then stops the dma, masks the 
> IRQ... then the watchdog starts the dma again, unmasks the IRQ, at which 
> point  it gets another IRQ before the next watchdog beat.... so the 
> watchdog can't help.
> 
> I have tried being a bit more brutal with the activities in the watchdog 
> routine.... I just caused myself some kernel panic's :-)
> 
> Again, any help appreciated!
> 
> Cheers
> 
> Mark.
> 
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