Søren Schmidt wrote: > As I said ATA (as in my driver) uses this promise general purpose > register to store interrupts into, it is very much needed. > The reason is that on some promise chips the interrupts are reset on > read, so I can only read the status *once* but I need it several times. If I understand correctly you use it as a controller-local variable. > Oh yes it does look for the "stat_reg" in ata_promise_mio_status() which > does the interrupt status getting etc... It seems like I now need to understand how does ata_promise_mio_status() gets called on each interrupt. I'll leave this until I have time to read the code and test your patch too. > Good question, their docs says nothing about it actually, I suppose this > is more a programming style question than anything else, anyhow it will > only change evt behavior until the first interrupt, then I'll write the > entire reg anyways :) Well, so be it. -- ./lxntReceived on Thu Nov 08 2007 - 09:40:31 UTC
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