diff options
Diffstat (limited to 'source/nds/entry.cpp')
| -rw-r--r-- | source/nds/entry.cpp | 58 |
1 files changed, 14 insertions, 44 deletions
diff --git a/source/nds/entry.cpp b/source/nds/entry.cpp index f470a43..8672a14 100644 --- a/source/nds/entry.cpp +++ b/source/nds/entry.cpp @@ -36,8 +36,7 @@ static u8 Buf[MAX_BUFFER_SIZE]; static volatile bool8 block_signal = FALSE; static volatile bool8 pending_signal = FALSE; - -static void Init_Timer (void); +static volatile bool8 DelayingForEarlyFrame = FALSE; void S9xMessage (int /*type*/, int /*number*/, const char *message) { @@ -156,7 +155,7 @@ bool8 S9xDeinitUpdate (int Width, int Height, bool8 /*sixteen_bit*/) default: { unsigned char *src, *dst; - unsigned int m, n; + unsigned int m; src = GFX.Screen; dst = (unsigned char*)up_screen_addr; @@ -561,41 +560,6 @@ int sfc_main (int argc, char **argv) uint32 JoypadSkip = 0; #endif -// Init_Timer (); - - /* FIXME: Is someone using this dead code, or should it go? */ -#if 0 - { - FILE *fs = fopen ("test.bin", "r"); - if (fs) - { - memset (IAPU.RAM, 0, 1024 * 64); - int bytes = fread (IAPU.RAM + 1024, 1, 13, fs); - bytes = fread (IAPU.RAM + 1024, 1, 1024 * 63, fs); - fclose (fs); -#ifdef SPCTOOL - _FixSPC (1024, 0, 0, 0, 0, 0xff); -#else - IAPU.PC = IAPU.RAM + 1024; -#endif - APU.Flags ^= TRACE_FLAG; - extern FILE *apu_trace; - if (APU.Flags & TRACE_FLAG) - { -#ifdef SPCTOOL - printf ("ENABLED\n"); - _SetSPCDbg (TraceSPC); //Install debug handler -#endif - if (apu_trace == NULL) - apu_trace = fopen ("aputrace.log", "wb"); - } - CPU.Cycles = 1024 * 10; - APU_EXECUTE (); - exit (0); - } - } -#endif - Settings.Paused = 1; while (1) @@ -732,10 +696,12 @@ void S9xSyncSpeed () else // Early { skip_rate = 0; + DelayingForEarlyFrame = TRUE; ds2_setCPUclocklevel(0); if (syncdif > 0) udelay(syncdif * 128 / 3 /* times 42 + 2/3 microseconds */); set_cpu_clock(clock_speed_number); + DelayingForEarlyFrame = FALSE; S9xProcessSound (0); IPPU.RenderThisFrame = TRUE; @@ -765,7 +731,11 @@ void S9xSyncSpeed () syncdif = sync_next - syncnow; if (syncdif > 0) { + DelayingForEarlyFrame = TRUE; + ds2_setCPUclocklevel(0); udelay(syncdif * 128 / 3 /* times 42 + 2/3 microseconds */); + set_cpu_clock(clock_speed_number); + DelayingForEarlyFrame = FALSE; S9xProcessSound (0); // After that little delay, what time is it? syncnow = getSysTime(); @@ -997,6 +967,9 @@ void NDSSFCProduceSound (unsigned int unused) return; InInterrupt = TRUE; + if (DelayingForEarlyFrame) + set_cpu_clock(clock_speed_number); + if (block_signal) { pending_signal = TRUE; @@ -1149,14 +1122,12 @@ void NDSSFCProduceSound (unsigned int unused) so.samples_mixed_so_far -= sample_count; end: - InInterrupt = FALSE; -} + if (DelayingForEarlyFrame) + ds2_setCPUclocklevel(0); -void Init_Timer (void) -{ + InInterrupt = FALSE; } - /* const unsigned int keymap[12] = { 0x80, //KEY_A @@ -1198,7 +1169,6 @@ unsigned int S9xReadJoypad (int which1) if(which1 < 1) { unsigned int key; - unsigned int i; // DS -> SNES key = (inputdata.key & KEY_A ) << 7; // 0x0001 -> 0x0080 |