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added timer saving to savestates

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git-svn-id: file:///home/notaz/opt/svn/PicoDrive@487 be3aeb3a-fb24-0410-a615-afba39da0efa
This commit is contained in:
notaz 2008-06-17 21:20:30 +00:00
parent 07abbab17a
commit e53704e691
5 changed files with 45 additions and 18 deletions
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8
Pico/PicoInt.h
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@ -479,15 +479,17 @@ void ym2612_sync_timers(int z80_cycles, int mode_old, int mode_new);
void ym2612_pack_state(void);
void ym2612_unpack_state(void);
#define TIMER_NO_OFLOW 0x70000000
#define timers_cycle() \
if (timer_a_next_oflow > 0 && timer_a_next_oflow < 0x70000000) \
if (timer_a_next_oflow > 0 && timer_a_next_oflow < TIMER_NO_OFLOW) \
timer_a_next_oflow -= Pico.m.pal ? 70938*256 : 59659*256; \
if (timer_b_next_oflow > 0 && timer_b_next_oflow < 0x70000000) \
if (timer_b_next_oflow > 0 && timer_b_next_oflow < TIMER_NO_OFLOW) \
timer_b_next_oflow -= Pico.m.pal ? 70938*256 : 59659*256; \
ym2612_sync_timers(0, ym2612.OPN.ST.mode, ym2612.OPN.ST.mode);
#define timers_reset() \
timer_a_next_oflow = timer_b_next_oflow = 0x70000000; \
timer_a_next_oflow = timer_b_next_oflow = TIMER_NO_OFLOW; \
timer_a_step = timer_a_offset = 16495 * 1024; \
timer_b_step = timer_b_offset = 263912 * 256;