32x: m68k memory handler improvemets

[picodrive.git] / pico / pico_int.h

diff --git a/pico/pico_int.h b/pico/pico_int.h
index 339d1bf..d636579 100644 (file)
--- a/pico/pico_int.h
+++ b/pico/pico_int.h
@@ -46,8 +46,10 @@ extern struct Cyclone PicoCpuCM68k, PicoCpuCS68k;
 #define SekEndTimesliceS68k(after) PicoCpuCS68k.cycles=after\r
 #define SekPc (PicoCpuCM68k.pc-PicoCpuCM68k.membase)\r
 #define SekPcS68k (PicoCpuCS68k.pc-PicoCpuCS68k.membase)\r
-#define SekDar(x) (x < 8 ? PicoCpuCM68k.d[x] : PicoCpuCM68k.a[x - 8])\r
+#define SekDar(x)     (x < 8 ? PicoCpuCM68k.d[x] : PicoCpuCM68k.a[x - 8])\r
+#define SekDarS68k(x) (x < 8 ? PicoCpuCS68k.d[x] : PicoCpuCS68k.a[x - 8])\r
 #define SekSr     CycloneGetSr(&PicoCpuCM68k)\r
+#define SekSrS68k CycloneGetSr(&PicoCpuCS68k)\r
 #define SekSetStop(x) { PicoCpuCM68k.state_flags&=~1; if (x) { PicoCpuCM68k.state_flags|=1; PicoCpuCM68k.cycles=0; } }\r
 #define SekSetStopS68k(x) { PicoCpuCS68k.state_flags&=~1; if (x) { PicoCpuCS68k.state_flags|=1; PicoCpuCS68k.cycles=0; } }\r
 #define SekIsStoppedM68k() (PicoCpuCM68k.state_flags&1)\r
@@ -74,8 +76,10 @@ extern M68K_CONTEXT PicoCpuFM68k, PicoCpuFS68k;
 #define SekEndTimesliceS68k(after) PicoCpuFS68k.io_cycle_counter=after\r
 #define SekPc     fm68k_get_pc(&PicoCpuFM68k)\r
 #define SekPcS68k fm68k_get_pc(&PicoCpuFS68k)\r
-#define SekDar(x) (x < 8 ? PicoCpuFM68k.dreg[x].D : PicoCpuFM68k.areg[x - 8].D)\r
+#define SekDar(x)     (x < 8 ? PicoCpuFM68k.dreg[x].D : PicoCpuFM68k.areg[x - 8].D)\r
+#define SekDarS68k(x) (x < 8 ? PicoCpuFS68k.dreg[x].D : PicoCpuFS68k.areg[x - 8].D)\r
 #define SekSr     PicoCpuFM68k.sr\r
+#define SekSrS68k PicoCpuFS68k.sr\r
 #define SekSetStop(x) { \\r
        PicoCpuFM68k.execinfo &= ~FM68K_HALTED; \\r
        if (x) { PicoCpuFM68k.execinfo |= FM68K_HALTED; PicoCpuFM68k.io_cycle_counter = 0; } \\r
@@ -109,8 +113,10 @@ extern m68ki_cpu_core PicoCpuMM68k, PicoCpuMS68k;
 #define SekEndTimesliceS68k(after) PicoCpuMS68k.cyc_remaining_cycles=after\r
 #define SekPc m68k_get_reg(&PicoCpuMM68k, M68K_REG_PC)\r
 #define SekPcS68k m68k_get_reg(&PicoCpuMS68k, M68K_REG_PC)\r
-#define SekDar(x) PicoCpuMM68k.dar[x]\r
-#define SekSr m68k_get_reg(&PicoCpuMM68k, M68K_REG_SR)\r
+#define SekDar(x)     PicoCpuMM68k.dar[x]\r
+#define SekDarS68k(x) PicoCpuMS68k.dar[x]\r
+#define SekSr     m68k_get_reg(&PicoCpuMM68k, M68K_REG_SR)\r
+#define SekSrS68k m68k_get_reg(&PicoCpuMS68k, M68K_REG_SR)\r
 #define SekSetStop(x) { \\r
        if(x) { SET_CYCLES(0); PicoCpuMM68k.stopped=STOP_LEVEL_STOP; } \\r
        else PicoCpuMM68k.stopped=0; \\r
@@ -483,8 +489,7 @@ typedef struct
 // peripheral reg access\r
 #define PREG8(regs,offs) ((unsigned char *)regs)[offs ^ 3]\r
 \r
-// real one is 4*2, but we use more because we don't lockstep\r
-#define DMAC_FIFO_LEN (4*4)\r
+#define DMAC_FIFO_LEN (4*2)\r
 #define PWM_BUFF_LEN 1024 // in one channel samples\r
 \r
 #define SH2_DRCBLK_RAM_SHIFT 1\r
@@ -505,8 +510,10 @@ struct Pico32x
   unsigned char sh2irqi[2];      // individual\r
   unsigned int sh2irqs;          // common irqs\r
   unsigned short dmac_fifo[DMAC_FIFO_LEN];\r
+  unsigned int pad[4];\r
   unsigned int dmac0_fifo_ptr;\r
-  unsigned int pad;\r
+  unsigned short vdp_fbcr_fake;\r
+  unsigned short pad2;\r
   unsigned char comm_dirty_68k;\r
   unsigned char comm_dirty_sh2;\r
   unsigned char pwm_irq_cnt;\r
@@ -633,6 +640,11 @@ PICO_INTERNAL void SekUnpackCpu(const unsigned char *cpu, int is_sub);
 void SekStepM68k(void);\r
 void SekInitIdleDet(void);\r
 void SekFinishIdleDet(void);\r
+#if defined(CPU_CMP_R) || defined(CPU_CMP_W)\r
+void SekTrace(int is_s68k);\r
+#else\r
+#define SekTrace(x)\r
+#endif\r
 \r
 // cd/sek.c\r
 PICO_INTERNAL void SekInitS68k(void);\r
@@ -793,6 +805,7 @@ void p32x_dreq0_trigger(void);
 void p32x_dreq1_trigger(void);\r
 void p32x_timers_recalc(void);\r
 void p32x_timers_do(unsigned int m68k_slice);\r
+void sh2_peripheral_reset(SH2 *sh2);\r
 unsigned int sh2_peripheral_read8(unsigned int a, SH2 *sh2);\r
 unsigned int sh2_peripheral_read16(unsigned int a, SH2 *sh2);\r
 unsigned int sh2_peripheral_read32(unsigned int a, SH2 *sh2);\r