X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=pico%2Fpico_int.h;h=bfdf73ae365ea7195582a122044e1ea6b544e974;hb=19886062f1a36f70b1f01d58f3fa1b79162defac;hp=3e4083f8c6c4169f8f30213d26a37e4aaaa8801a;hpb=d4d626658a7a999f48009f408b4a22d280ab80ea;p=picodrive.git

diff --git a/pico/pico_int.h b/pico/pico_int.h
index 3e4083f..bfdf73a 100644
--- a/pico/pico_int.h
+++ b/pico/pico_int.h
@@ -50,6 +50,7 @@ extern struct Cyclone PicoCpuCM68k, PicoCpuCS68k;
 #define SekSr     CycloneGetSr(&PicoCpuCM68k)
 #define SekSetStop(x) { PicoCpuCM68k.state_flags&=~1; if (x) { PicoCpuCM68k.state_flags|=1; PicoCpuCM68k.cycles=0; } }
 #define SekSetStopS68k(x) { PicoCpuCS68k.state_flags&=~1; if (x) { PicoCpuCS68k.state_flags|=1; PicoCpuCS68k.cycles=0; } }
+#define SekIsStoppedM68k() (PicoCpuCM68k.state_flags&1)
 #define SekIsStoppedS68k() (PicoCpuCS68k.state_flags&1)
 #define SekShouldInterrupt (PicoCpuCM68k.irq > (PicoCpuCM68k.srh&7))
 
@@ -83,6 +84,7 @@ extern M68K_CONTEXT PicoCpuFM68k, PicoCpuFS68k;
 	PicoCpuFS68k.execinfo &= ~FM68K_HALTED; \
 	if (x) { PicoCpuFS68k.execinfo |= FM68K_HALTED; PicoCpuFS68k.io_cycle_counter = 0; } \
 }
+#define SekIsStoppedM68k() (PicoCpuFM68k.execinfo&FM68K_HALTED)
 #define SekIsStoppedS68k() (PicoCpuFS68k.execinfo&FM68K_HALTED)
 #define SekShouldInterrupt fm68k_would_interrupt()
 
@@ -117,6 +119,7 @@ extern m68ki_cpu_core PicoCpuMM68k, PicoCpuMS68k;
 	if(x) { SET_CYCLES(0); PicoCpuMS68k.stopped=STOP_LEVEL_STOP; } \
 	else PicoCpuMS68k.stopped=0; \
 }
+#define SekIsStoppedM68k() (PicoCpuMM68k.stopped==STOP_LEVEL_STOP)
 #define SekIsStoppedS68k() (PicoCpuMS68k.stopped==STOP_LEVEL_STOP)
 #define SekShouldInterrupt (CPU_INT_LEVEL > FLAG_INT_MASK)
 
@@ -143,6 +146,7 @@ extern unsigned int SekCycleCntT; // total cycle counter, updated once per frame
 #define SekCyclesBurn(c)  SekCycleCnt+=c
 #define SekCyclesDone()  (SekCycleAim-SekCyclesLeft)    // number of cycles done in this frame (can be checked anywhere)
 #define SekCyclesDoneT() (SekCycleCntT+SekCyclesDone()) // total nuber of cycles done for this rom
+#define SekCyclesDoneT2() (SekCycleCntT + SekCycleCnt)  // same as above but not from memhandlers
 
 #define SekEndRun(after) { \
 	SekCycleCnt -= SekCyclesLeft - (after); \
@@ -234,18 +238,31 @@ extern SH2 sh2s[2];
 #define ssh2 sh2s[1]
 
 #ifndef DRC_SH2
-# define ash2_end_run(after) if (sh2->icount > (after)) sh2->icount = after
-# define ash2_cycles_done() (sh2->cycles_aim - sh2->icount)
+# define sh2_end_run(sh2, after_) do { \
+  if ((sh2)->icount > (after_)) { \
+    (sh2)->cycles_timeslice -= (sh2)->icount; \
+    (sh2)->icount = after_; \
+  } \
+} while (0)
+# define sh2_cycles_left(sh2) (sh2)->icount
+# define sh2_pc(c)    (c) ? ssh2.ppc : msh2.ppc
 #else
-# define ash2_end_run(after) { \
-   if ((sh2->sr >> 12) > (after)) \
-     { sh2->sr &= 0xfff; sh2->sr |= (after) << 12; } \
-}
-# define ash2_cycles_done() (sh2->cycles_aim - (sh2->sr >> 12))
+# define sh2_end_run(sh2, after_) do { \
+  int left_ = (signed int)(sh2)->sr >> 12; \
+  if (left_ > (after_)) { \
+    (sh2)->cycles_timeslice -= left_; \
+    (sh2)->sr &= 0xfff; \
+    (sh2)->sr |= (after_) << 12; \
+  } \
+} while (0)
+# define sh2_cycles_left(sh2) ((signed int)(sh2)->sr >> 12)
+# define sh2_pc(c)    (c) ? ssh2.pc : msh2.pc
 #endif
 
-//#define sh2_pc(c)     (c) ? ssh2.ppc : msh2.ppc
-#define sh2_pc(c)     (c) ? ssh2.pc : msh2.pc
+#define sh2_cycles_done(sh2) ((int)(sh2)->cycles_timeslice - sh2_cycles_left(sh2))
+#define sh2_cycles_done_m68k(sh2) \
+  ((sh2)->m68krcycles_done + (sh2_cycles_done(sh2) / 3))
+
 #define sh2_reg(c, x) (c) ? ssh2.r[x] : msh2.r[x]
 #define sh2_gbr(c)    (c) ? ssh2.gbr : msh2.gbr
 #define sh2_vbr(c)    (c) ? ssh2.vbr : msh2.vbr
@@ -451,12 +468,9 @@ typedef struct
 #define P32XP_FULL  (1<<15) // PWM
 #define P32XP_EMPTY (1<<14)
 
-#define P32XF_68KPOLL   (1 << 0)
-#define P32XF_MSH2POLL  (1 << 1)
-#define P32XF_SSH2POLL  (1 << 2)
-#define P32XF_68KVPOLL  (1 << 3)
-#define P32XF_MSH2VPOLL (1 << 4)
-#define P32XF_SSH2VPOLL (1 << 5)
+#define P32XF_68KCPOLL  (1 << 0)
+#define P32XF_68KVPOLL  (1 << 1)
+#define P32XF_PWM_PEND  (1 << 6)
 
 #define P32XI_VRES (1 << 14/2) // IRL/2
 #define P32XI_VINT (1 << 12/2)
@@ -490,7 +504,10 @@ struct Pico32x
   unsigned short dmac_fifo[DMAC_FIFO_LEN];
   unsigned int dmac_ptr;
   unsigned int pwm_irq_sample_cnt;
-  unsigned int reserved[9];
+  unsigned char comm_dirty_68k;
+  unsigned char comm_dirty_sh2;
+  unsigned short pad;
+  unsigned int reserved[8];
 };
 
 struct Pico32xMem
@@ -706,14 +723,26 @@ void PicoFrameDrawOnlyMS(void);
 // 32x/32x.c
 #ifndef NO_32X
 extern struct Pico32x Pico32x;
+enum p32x_event {
+  P32X_EVENT_PWM,
+  P32X_EVENT_FILLEND,
+  P32X_EVENT_COUNT,
+};
+extern unsigned int event_times[P32X_EVENT_COUNT];
+
 void Pico32xInit(void);
 void PicoPower32x(void);
 void PicoReset32x(void);
 void Pico32xStartup(void);
 void PicoUnload32x(void);
 void PicoFrame32x(void);
-void p32x_update_irls(int nested_call);
+void Pico32xStateLoaded(int is_early);
+void p32x_sync_sh2s(unsigned int m68k_target);
+void p32x_sync_other_sh2(SH2 *sh2, unsigned int m68k_target);
+void p32x_update_irls(SH2 *active_sh2);
 void p32x_reset_sh2s(void);
+void p32x_event_schedule(unsigned int now, enum p32x_event event, int after);
+void p32x_event_schedule_sh2(SH2 *sh2, enum p32x_event event, int after);
 
 // 32x/memory.c
 struct Pico32xMem *Pico32xMem;
@@ -723,8 +752,9 @@ void PicoWrite8_32x(unsigned int a, unsigned int d);
 void PicoWrite16_32x(unsigned int a, unsigned int d);
 void PicoMemSetup32x(void);
 void Pico32xSwapDRAM(int b);
-void Pico32xStateLoaded(void);
-void p32x_poll_event(int cpu_mask, int is_vdp);
+void Pico32xMemStateLoaded(void);
+void p32x_m68k_poll_event(unsigned int flags);
+void p32x_sh2_poll_event(SH2 *sh2, unsigned int flags, unsigned int m68k_cycles);
 
 // 32x/draw.c
 void FinalizeLine32xRGB555(int sh, int line);
@@ -743,9 +773,10 @@ extern int Pico32xDrawMode;
 unsigned int p32x_pwm_read16(unsigned int a);
 void p32x_pwm_write16(unsigned int a, unsigned int d);
 void p32x_pwm_update(int *buf32, int length, int stereo);
-void p32x_timers_do(int line_call);
+void p32x_timers_do(unsigned int cycles);
 void p32x_timers_recalc(void);
-extern int pwm_frame_smp_cnt;
+void p32x_pwm_schedule(unsigned int now);
+void p32x_pwm_schedule_sh2(SH2 *sh2);
 #else
 #define Pico32xInit()
 #define PicoPower32x()
@@ -800,12 +831,11 @@ static __inline int isspace_(int c)
 #define EL_ANOMALY 0x80000000 /* some unexpected conditions (during emulation) */
 
 #if EL_LOGMASK
-extern void lprintf(const char *fmt, ...);
 #define elprintf(w,f,...) \
-{ \
+do { \
 	if ((w) & EL_LOGMASK) \
 		lprintf("%05i:%03i: " f "\n",Pico.m.frame_count,Pico.m.scanline,##__VA_ARGS__); \
-}
+} while (0)
 #elif defined(_MSC_VER)
 #define elprintf
 #else
@@ -823,6 +853,45 @@ extern void lprintf(const char *fmt, ...);
 #define pprof_end_sub(...)
 #endif
 
+#ifdef EVT_LOG
+enum evt {
+  EVT_FRAME_START,
+  EVT_NEXT_LINE,
+  EVT_RUN_START,
+  EVT_RUN_END,
+  EVT_POLL_START,
+  EVT_POLL_END,
+  EVT_CNT
+};
+
+enum evt_cpu {
+  EVT_M68K,
+  EVT_S68K,
+  EVT_MSH2,
+  EVT_SSH2,
+  EVT_CPU_CNT
+};
+
+void pevt_log(unsigned int cycles, enum evt_cpu c, enum evt e);
+void pevt_dump(void);
+
+#define pevt_log_m68k(e) \
+  pevt_log(SekCyclesDoneT(), EVT_M68K, e)
+#define pevt_log_m68k_o(e) \
+  pevt_log(SekCyclesDoneT2(), EVT_M68K, e)
+#define pevt_log_sh2(sh2, e) \
+  pevt_log(sh2_cycles_done_m68k(sh2), EVT_MSH2 + (sh2)->is_slave, e)
+#define pevt_log_sh2_o(sh2, e) \
+  pevt_log((sh2)->m68krcycles_done, EVT_MSH2 + (sh2)->is_slave, e)
+#else
+#define pevt_log(c, e)
+#define pevt_log_m68k(e)
+#define pevt_log_m68k_o(e)
+#define pevt_log_sh2(sh2, e)
+#define pevt_log_sh2_o(sh2, e)
+#define pevt_dump()
+#endif
+
 // misc
 #ifdef _MSC_VER
 #define cdprintf