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fix incorrect interrupt time and serving the correct interrupt

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Colby 2016-07-21 18:09:41 +10:00
parent f7887b745e
commit 94984f5db4
1 changed files with 2 additions and 2 deletions
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4
lib/waterfoul/cpu.rb
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@ -131,13 +131,13 @@ module Waterfoul
end end
def serve_interrupt def serve_interrupt
interrupt = Interrupt.serve_interrupt interrupt = Interrupt.pending_interrupt
# skip if there is no interrupt to serve # skip if there is no interrupt to serve
return if interrupt == Interrupt::INTERRUPT_NONE return if interrupt == Interrupt::INTERRUPT_NONE
# master disable interrupts # master disable interrupts
@ime = false @ime = false
push_onto_stack @pc push_onto_stack @pc
@m = 10 @m = 20
# point to instruction which handles appropiate interrupt # point to instruction which handles appropiate interrupt
case interrupt case interrupt
when Interrupt::INTERRUPT_VBLANK when Interrupt::INTERRUPT_VBLANK