// This is part of Pico Library\r
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// (c) Copyright 2004 Dave, All rights reserved.\r
// This is part of Pico Library\r
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// (c) Copyright 2004 Dave, All rights reserved.\r
// Free for non-commercial use.\r
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// For commercial use, separate licencing terms must be obtained.\r
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// Free for non-commercial use.\r
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// For commercial use, separate licencing terms must be obtained.\r
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u32 PicoRead16(u32 a);\r
void PicoWrite8(u32 a,u8 d);\r
void PicoWriteRomHW_SSF2(u32 a,u32 d);\r
u32 PicoRead16(u32 a);\r
void PicoWrite8(u32 a,u8 d);\r
void PicoWriteRomHW_SSF2(u32 a,u32 d);\r
u32 lastread_a, lastread_d[16]={0,}, lastwrite_cyc_d[16]={0,}, lastwrite_mus_d[16]={0,};\r
int lrp_cyc=0, lrp_mus=0, lwp_cyc=0, lwp_mus=0;\r
extern unsigned int ppop;\r
u32 lastread_a, lastread_d[16]={0,}, lastwrite_cyc_d[16]={0,}, lastwrite_mus_d[16]={0,};\r
int lrp_cyc=0, lrp_mus=0, lwp_cyc=0, lwp_mus=0;\r
extern unsigned int ppop;\r
elprintf(EL_SRAMIO, "normal sram detected.");\r
Pico.m.sram_reg|=0x10; // should be normal SRAM\r
}\r
elprintf(EL_SRAMIO, "normal sram detected.");\r
Pico.m.sram_reg|=0x10; // should be normal SRAM\r
}\r
return SRAMReadEEPROM();\r
else // if(sreg & 1) // (sreg&5) is one of prerequisites\r
return *(u8 *)(SRam.data-SRam.start+a);\r
}\r
\r
return SRAMReadEEPROM();\r
else // if(sreg & 1) // (sreg&5) is one of prerequisites\r
return *(u8 *)(SRam.data-SRam.start+a);\r
}\r
\r
static void SRAMWrite(u32 a, u32 d)\r
{\r
unsigned int sreg = Pico.m.sram_reg;\r
static void SRAMWrite(u32 a, u32 d)\r
{\r
unsigned int sreg = Pico.m.sram_reg;\r
d = SRAMRead(a);\r
elprintf(EL_SRAMIO, "sram r8 [%06x] %02x @ %06x", a, d, SekPc);\r
goto end;\r
d = SRAMRead(a);\r
elprintf(EL_SRAMIO, "sram r8 [%06x] %02x @ %06x", a, d, SekPc);\r
goto end;\r
-#ifdef __debug_io\r
- dprintf("r8 : %06x, %02x @%06x", a&0xffffff, (u8)d, SekPc);\r
-#endif\r
-#if defined(EMU_C68K) && defined(EMU_M68K)\r
- if(a>=Pico.romsize/*&&(ppop&0x3f)!=0x3a&&(ppop&0x3f)!=0x3b*/) {\r
+ elprintf(EL_IO, "r8 : %06x, %02x @%06x", a&0xffffff, (u8)d, SekPc);\r
+#ifdef EMU_CORE_DEBUG\r
+ if (a>=Pico.romsize) {\r
elprintf(EL_SRAMIO, "sram r16 [%06x] %04x @ %06x", a, d, SekPc);\r
goto end;\r
}\r
elprintf(EL_SRAMIO, "sram r16 [%06x] %04x @ %06x", a, d, SekPc);\r
goto end;\r
}\r
- d = OtherRead16(a, 16);\r
+ if ((a&0xe700e0)==0xc00000)\r
+ d = PicoVideoRead(a);\r
+ else d = OtherRead16(a, 16);\r
-#ifdef __debug_io\r
- dprintf("r16: %06x, %04x @%06x", a&0xffffff, d, SekPc);\r
-#endif\r
-#if defined(EMU_C68K) && defined(EMU_M68K)\r
- if(a>=Pico.romsize/*&&(ppop&0x3f)!=0x3a&&(ppop&0x3f)!=0x3b*/) {\r
+ elprintf(EL_IO, "r16: %06x, %04x @%06x", a&0xffffff, d, SekPc);\r
+#ifdef EMU_CORE_DEBUG\r
+ if (a>=Pico.romsize) {\r
elprintf(EL_SRAMIO, "sram r32 [%06x] %08x @ %06x", a, d, SekPc);\r
goto end;\r
}\r
elprintf(EL_SRAMIO, "sram r32 [%06x] %08x @ %06x", a, d, SekPc);\r
goto end;\r
}\r
- d = (OtherRead16(a, 32)<<16)|OtherRead16(a+2, 32);\r
+ if ((a&0xe700e0)==0xc00000)\r
+ d = (PicoVideoRead(a)<<16)|PicoVideoRead(a+2);\r
+ else d = (OtherRead16(a, 32)<<16)|OtherRead16(a+2, 32);\r
-#ifdef __debug_io\r
- dprintf("r32: %06x, %08x @%06x", a&0xffffff, d, SekPc);\r
-#endif\r
-#if defined(EMU_C68K) && defined(EMU_M68K)\r
- if(a>=Pico.romsize/*&&(ppop&0x3f)!=0x3a&&(ppop&0x3f)!=0x3b*/) {\r
+ elprintf(EL_IO, "r32: %06x, %08x @%06x", a&0xffffff, d, SekPc);\r
+#ifdef EMU_CORE_DEBUG\r
+ if (a>=Pico.romsize) {\r
-#ifdef __debug_io\r
- dprintf("w8 : %06x, %02x @%06x", a&0xffffff, d, SekPc);\r
-#endif\r
-#if defined(EMU_C68K) && defined(EMU_M68K)\r
+ elprintf(EL_IO, "w8 : %06x, %02x @%06x", a&0xffffff, d, SekPc);\r
+#ifdef EMU_CORE_DEBUG\r
- //if ((a&0xe0ffff)==0xe0a9ba+0x69c)\r
- //if(a==0x200000||a==0x200001) printf("w8 : %02x [%06x] @ %06x [%i]\n", d, a, SekPc, SekCyclesDoneT());\r
- // dprintf("w8 : %06x, %02x @%06x", a&0xffffff, d, SekPc);\r
-#ifdef __debug_io\r
- dprintf("w16: %06x, %04x", a&0xffffff, d);\r
-#endif\r
-#if defined(EMU_C68K) && defined(EMU_M68K)\r
+ elprintf(EL_IO, "w16: %06x, %04x", a&0xffffff, d);\r
+#ifdef EMU_CORE_DEBUG\r
-#ifdef __debug_io\r
- dprintf("w32: %06x, %08x", a&0xffffff, d);\r
-#endif\r
-#if defined(EMU_C68K) && defined(EMU_M68K)\r
+ elprintf(EL_IO, "w32: %06x, %08x", a&0xffffff, d);\r
+#ifdef EMU_CORE_DEBUG\r
OtherWrite16(a, (u16)(d>>16));\r
OtherWrite16(a+2,(u16)d);\r
}\r
OtherWrite16(a, (u16)(d>>16));\r
OtherWrite16(a+2,(u16)d);\r
}\r
unsigned int m68k_read_disassembler_16(unsigned int a) { return m68k_read_16(a, 0); }\r
unsigned int m68k_read_disassembler_32(unsigned int a) { return m68k_read_32(a, 0); }\r
\r
unsigned int m68k_read_disassembler_16(unsigned int a) { return m68k_read_16(a, 0); }\r
unsigned int m68k_read_disassembler_32(unsigned int a) { return m68k_read_32(a, 0); }\r
\r
-#ifdef __debug_io\r
- dprintf("r8_mu : %06x, %02x @%06x", a&0xffffff, d, SekPc);\r
-#endif\r
+ elprintf(EL_IO, "r8_mu : %06x, %02x @%06x", a&0xffffff, d, SekPc);\r
-#ifdef __debug_io\r
- dprintf("r16_mu: %06x, %04x @%06x", a&0xffffff, d, SekPc);\r
-#endif\r
+ elprintf(EL_IO, "r16_mu: %06x, %04x @%06x", a&0xffffff, d, SekPc);\r
- if(a<Pico.romsize) {u16 *pm=(u16 *)(Pico.rom+(a&~1));d=(pm[0]<<16)|pm[1];}\r
+ if (a<Pico.romsize && m68ki_cpu_p==&PicoCpuMM68k)\r
+ { u16 *pm=(u16 *)(Pico.rom+(a&~1));d=(pm[0]<<16)|pm[1]; }\r
+ else if (a <= 0x78) d = m68k_read_32(a, 0);\r
-#ifdef __debug_io\r
- dprintf("r32_mu: %06x, %08x @%06x", a&0xffffff, d, SekPc);\r
-#endif\r
+ elprintf(EL_IO, "r32_mu: %06x, %08x @%06x", a&0xffffff, d, SekPc);\r
elprintf(EL_Z80BNK, "z80->68k r8 [%06x] %02x", addr68k, ret);\r
elprintf(EL_Z80BNK, "z80->68k r8 [%06x] %02x", addr68k, ret);\r
- // should not be needed || dprintf("z80_read RAM");\r
- if (a<0x4000) { ret = (u8) Pico.zram[a&0x1fff]; goto end; }\r
+ // should not be needed, cores should be able to access RAM themselves\r
+ if (a<0x4000) return Pico.zram[a&0x1fff];\r
\r
elprintf(EL_ANOMALY, "z80 invalid r8 [%06x] %02x", a, ret);\r
\r
elprintf(EL_ANOMALY, "z80 invalid r8 [%06x] %02x", a, ret);\r
if ((a>>13)==2) // 0x4000-0x5fff (Charles MacDonald)\r
{\r
if(PicoOpt&1) emustatus|=YM2612Write(a, data) & 1;\r
if ((a>>13)==2) // 0x4000-0x5fff (Charles MacDonald)\r
{\r
if(PicoOpt&1) emustatus|=YM2612Write(a, data) & 1;\r
u32 addr68k;\r
addr68k=Pico.m.z80_bank68k<<15;\r
addr68k+=a&0x7fff;\r
elprintf(EL_Z80BNK, "z80->68k w8 [%06x] %02x", addr68k, data);\r
u32 addr68k;\r
addr68k=Pico.m.z80_bank68k<<15;\r
addr68k+=a&0x7fff;\r
elprintf(EL_Z80BNK, "z80->68k w8 [%06x] %02x", addr68k, data);\r
if (a<0x4000) { Pico.zram[a&0x1fff]=data; return; }\r
\r
elprintf(EL_ANOMALY, "z80 invalid w8 [%06x] %02x", a, data);\r
}\r
\r
if (a<0x4000) { Pico.zram[a&0x1fff]=data; return; }\r
\r
elprintf(EL_ANOMALY, "z80 invalid w8 [%06x] %02x", a, data);\r
}\r
\r
z80_write((unsigned char) data,a);\r
z80_write((unsigned char)(data>>8),(u16)(a+1));\r
}\r
z80_write((unsigned char) data,a);\r
z80_write((unsigned char)(data>>8),(u16)(a+1));\r
}\r