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Preliminary PCjr emulation.

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Improvements to PIT and serial emulation.
This commit is contained in:
TomW 2014-01-12 11:37:09 +00:00
commit f18f10574a
27 changed files with 1659 additions and 377 deletions
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11
src/pit.h
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@ -2,3 +2,14 @@ extern double PITCONST;
void pit_init();
void pit_reset();
void pit_set_gate(int channel, int gate);
void pit_set_using_timer(int t, int using_timer);
void pit_set_out_func(int t, void (*func)(int new_out, int old_out));
void pit_clock(int t);
void pit_null_timer(int new_out, int old_out);
void pit_irq0_timer(int new_out, int old_out);
void pit_irq0_timer_pcjr(int new_out, int old_out);
void pit_refresh_timer_xt(int new_out, int old_out);
void pit_refresh_timer_at(int new_out, int old_out);
void pit_speaker_timer(int new_out, int old_out);