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Comment WAI/interrupt behaviour.

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Radosław Kujawa 2018-04-13 11:25:30 +02:00
parent fae3445e58
commit 6d7f0abef0
1 changed files with 8 additions and 0 deletions
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8
src/rk65c02.c
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@ -71,6 +71,14 @@ rk65c02_assert_irq(rk65c02emu_t *e)
*/
e->irq = true;
/*
* If the CPU was put to sleep by executing WAI instruction, resume
* operation.
*
* Whether interrupt will immediately be serviced, or not, depends
* on normal "interrupt disable" flag behaviour, so here we just
* need to start the CPU.
*/
if ((e->state == STOPPED) && (e->stopreason == WAI))
rk65c02_start(e);
}