From e0cfb2fd6507f9099c23a66e0d840f957e152e3d Mon Sep 17 00:00:00 2001 From: notaz Date: Wed, 28 May 2008 21:22:46 +0000 Subject: [PATCH] timer adjustment for Dai Makaimura git-svn-id: file:///home/notaz/opt/svn/PicoDrive@469 be3aeb3a-fb24-0410-a615-afba39da0efa --- Pico/Memory.c | 6 +++--- Pico/PicoFrameHints.c | 3 +-- 2 files changed, 4 insertions(+), 5 deletions(-) diff --git a/Pico/Memory.c b/Pico/Memory.c index a9f0927..fde2e4a 100644 --- a/Pico/Memory.c +++ b/Pico/Memory.c @@ -799,7 +799,7 @@ int ym2612_write_local(u32 a, u32 d, int is_from_z80) //ym2612.OPN.ST.TAC = (1024-TAnew)*18; //ym2612.OPN.ST.TAT = 0; // - timer_a_step = timer_a_offset = 16495 * (1024 - TAnew); + timer_a_step = timer_a_offset = 16466 * (1024 - TAnew); if (ym2612.OPN.ST.mode & 1) { int cycles = is_from_z80 ? z80_cyclesDone() : cycles_68k_to_z80(SekCyclesDone()); timer_a_next_oflow = (cycles << 8) + timer_a_step; @@ -815,7 +815,7 @@ int ym2612_write_local(u32 a, u32 d, int is_from_z80) //ym2612.OPN.ST.TBC = (256-d)<<4; //ym2612.OPN.ST.TBC *= 18; //ym2612.OPN.ST.TBT = 0; - timer_b_step = timer_b_offset = 263912 * (256 - d); + timer_b_step = timer_b_offset = 262840 * (256 - d); // 262881 if (ym2612.OPN.ST.mode & 2) { int cycles = is_from_z80 ? z80_cyclesDone() : cycles_68k_to_z80(SekCyclesDone()); timer_b_next_oflow = (cycles << 8) + timer_b_step; @@ -912,7 +912,7 @@ u32 ym2612_read_local_68k(void) return ym2612.OPN.ST.status; } -// TODO: new ym2612 savestates +// TODO: new ym2612 savestates, also save timers void ym2612_unpack_state(void) { int i; diff --git a/Pico/PicoFrameHints.c b/Pico/PicoFrameHints.c index 7995b9b..fe2631c 100644 --- a/Pico/PicoFrameHints.c +++ b/Pico/PicoFrameHints.c @@ -241,7 +241,7 @@ static int PicoFrameHints(void) // sync z80 if (Pico.m.z80Run && (PicoOpt&POPT_EN_Z80)) - PicoSyncZ80(SekCycleCnt); + PicoSyncZ80(Pico.m.pal ? 151809 : 127671); // cycles adjusted for convertor if (PsndOut && ym2612.dacen && PsndDacLine <= lines-1) PsndDoDAC(lines-1); @@ -249,6 +249,5 @@ static int PicoFrameHints(void) } #undef PAD_DELAY -#undef Z80_RUN #undef CPUS_RUN -- 2.39.2