> I think you are confusing two different things. The SWI op-code generates > an exception to the SWI exception handler not the irq exception > handler. VICSoftInt is used to generate an IRQ exception which is a > different beast and will end up being vectored through the VIC as the HW > interrupts are. > > Robert Oh ok. Didn't realize setting "VICSoftInt" bits actually forces "IRQ "exceptions. It makes the whole concept a bit confusing, but I get the idea. Thanks for the clarification. Leighton
Message
Re: A couple questions on Software Interrupts
2005-03-01 by Leighton Rowe