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PIT rewrite.

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OBattler
2019-12-02 07:05:12 +01:00
parent 573246a353
commit a838e8548f
25 changed files with 887 additions and 635 deletions
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6
src/pic.c
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@@ -498,6 +498,8 @@ pic_process_interrupt(PIC* target_pic, int c)
if ((pending & pic_int_num) && !in_service) {
if (!((pic_current & (1 << c)) && picint_is_level(c)))
target_pic->pend &= ~pic_int_num;
else if (!picint_is_level(c))
target_pic->pend &= ~pic_int_num;
target_pic->ins |= pic_int_num;
pic_update_mask(&target_pic->mask2, target_pic->ins);
@@ -513,8 +515,8 @@ pic_process_interrupt(PIC* target_pic, int c)
if (target_pic->icw4 & 0x02)
(AT && (c >= 8)) ? pic2_autoeoi() : pic_autoeoi();
if (!c)
pit_set_gate(&pit2, 0, 0);
if (!c && (pit2 != NULL))
pit_ctr_set_gate(&pit2->counters[0], 0);
ret = pic_int + target_pic->vector;
}