/*************************************************************************** MCU Code Simulation CALC1 is a 40 pin DIP MCU of unknown type with unknown internal rom CALC3 is a NEC uPD78322 series MCU with 16K internal rom & 640 bytes of ram TBSOP01 is a NEC uPD78324 series MCU with 32K internal rom & 1024 bytes of ram TBSOP02 is likely the same NEC uPD78324 series MCU as the TBS0P01 Currently none of the MCUs' internal roms are dumped so simulation is used ***************************************************************************/ #include "driver.h" #include "includes/kaneko16.h" #include "kanekotb.h" // TOYBOX MCU trojaning results #define MCU_RESPONSE(d) memcpy(&kaneko16_mcu_ram[mcu_offset], d, sizeof(d)) UINT16 *kaneko16_mcu_ram; /*************************************************************************** Gals Panic (set 2) Gals Panic (set 3) Sand Scorpion Bonk's Adventure Blood Warrior ***************************************************************************/ /* - see notes about this "calculator" implementation in drivers\galpanic.c - bonkadv only uses Random Number, XY Overlap Collision bit and register '0x02' */ static struct { UINT16 x1p, y1p, x1s, y1s; UINT16 x2p, y2p, x2s, y2s; INT16 x12, y12, x21, y21; UINT16 mult_a, mult_b; } hit; READ16_HANDLER(galpanib_calc_r) /* Simulation of the CALC1 MCU */ { UINT16 data = 0; switch (offset) { case 0x00/2: // watchdog return watchdog_reset_r(0); case 0x02/2: // unknown (yet!), used by *MANY* games !!! //popmessage("unknown collision reg"); break; case 0x04/2: // similar to the hit detection from SuperNova, but much simpler // X Absolute Collision if (hit.x1p > hit.x2p) data |= 0x0200; else if (hit.x1p == hit.x2p) data |= 0x0400; else if (hit.x1p < hit.x2p) data |= 0x0800; // Y Absolute Collision if (hit.y1p > hit.y2p) data |= 0x2000; else if (hit.y1p == hit.y2p) data |= 0x4000; else if (hit.y1p < hit.y2p) data |= 0x8000; // XY Overlap Collision hit.x12 = (hit.x1p) - (hit.x2p + hit.x2s); hit.y12 = (hit.y1p) - (hit.y2p + hit.y2s); hit.x21 = (hit.x1p + hit.x1s) - (hit.x2p); hit.y21 = (hit.y1p + hit.y1s) - (hit.y2p); if ((hit.x12 < 0) && (hit.y12 < 0) && (hit.x21 >= 0) && (hit.y21 >= 0)) data |= 0x0001; return data; case 0x10/2: return (((UINT32)hit.mult_a * (UINT32)hit.mult_b) >> 16); case 0x12/2: return (((UINT32)hit.mult_a * (UINT32)hit.mult_b) & 0xffff); case 0x14/2: return (mame_rand(Machine) & 0xffff); default: logerror("CPU #0 PC %06x: warning - read unmapped calc address %06x\n",activecpu_get_pc(),offset<<1); } return 0; } WRITE16_HANDLER(galpanib_calc_w) { switch (offset) { // p is position, s is size case 0x00/2: hit.x1p = data; break; case 0x02/2: hit.x1s = data; break; case 0x04/2: hit.y1p = data; break; case 0x06/2: hit.y1s = data; break; case 0x08/2: hit.x2p = data; break; case 0x0a/2: hit.x2s = data; break; case 0x0c/2: hit.y2p = data; break; case 0x0e/2: hit.y2s = data; break; case 0x10/2: hit.mult_a = data; break; case 0x12/2: hit.mult_b = data; break; default: logerror("CPU #0 PC %06x: warning - write unmapped hit address %06x\n",activecpu_get_pc(),offset<<1); } } WRITE16_HANDLER(bloodwar_calc_w) { switch (offset) { // p is position, s is size case 0x20/2: hit.x1p = data; break; case 0x22/2: hit.x1s = data; break; case 0x24/2: hit.y1p = data; break; case 0x26/2: hit.y1s = data; break; case 0x2c/2: hit.x2p = data; break; case 0x2e/2: hit.x2s = data; break; case 0x30/2: hit.y2p = data; break; case 0x32/2: hit.y2s = data; break; // this register is set to zero before any computation, // but it has no effect on inputs or result registers case 0x38/2: break; default: logerror("CPU #0 PC %06x: warning - write unmapped hit address %06x\n",activecpu_get_pc(),offset<<1); } } /* collision detection: absolute "distance", negative if no overlap [one inside other] | [ normal overlap ] | [ no overlap ] rect1 <--------------> | <-----------> | <---> rect2 <-----> | <-----------> | <---> result <----------> | <--------> | <----> */ static INT16 calc_compute_x(void) { INT16 x_coll; // X distance if ((hit.x2p >= hit.x1p) && (hit.x2p < (hit.x1p + hit.x1s))) // x2p inside x1 x_coll = (hit.x1s - (hit.x2p - hit.x1p)); else if ((hit.x1p >= hit.x2p) && (hit.x1p < (hit.x2p + hit.x2s))) // x1p inside x2 x_coll = (hit.x2s - (hit.x1p - hit.x2p)); else // normal/no overlap x_coll = ((hit.x1s + hit.x2s)/2) - abs((hit.x1p + hit.x1s/2) - (hit.x2p + hit.x2s/2)); return x_coll; } static INT16 calc_compute_y(void) { INT16 y_coll; // Y distance if ((hit.y2p >= hit.y1p) && (hit.y2p < (hit.y1p + hit.y1s))) // y2p inside y1 y_coll = (hit.y1s - (hit.y2p - hit.y1p)); else if ((hit.y1p >= hit.y2p) && (hit.y1p < (hit.y2p + hit.y2s))) // y1p inside y2 y_coll = (hit.y2s - (hit.y1p - hit.y2p)); else // normal/no overlap y_coll = ((hit.y1s + hit.y2s)/2) - abs((hit.y1p + hit.y1s/2) - (hit.y2p + hit.y2s/2)); return y_coll; } READ16_HANDLER(bloodwar_calc_r) { UINT16 data = 0; INT16 x_coll, y_coll; x_coll = calc_compute_x(); y_coll = calc_compute_y(); switch (offset) { case 0x00/2: // X distance return x_coll; case 0x02/2: // Y distance return y_coll; case 0x04/2: // similar to the hit detection from SuperNova, but much simpler // 4th nibble: Y Absolute Collision -> possible values = 9,8,4,3,2 if (hit.y1p > hit.y2p) data |= 0x2000; else if (hit.y1p == hit.y2p) data |= 0x4000; else if (hit.y1p < hit.y2p) data |= 0x8000; if (y_coll<0) data |= 0x1000; // 3rd nibble: X Absolute Collision -> possible values = 9,8,4,3,2 if (hit.x1p > hit.x2p) data |= 0x0200; else if (hit.x1p == hit.x2p) data |= 0x0400; else if (hit.x1p < hit.x2p) data |= 0x0800; if (x_coll<0) data |= 0x0100; // 2nd nibble: always set to 4 data |= 0x0040; // 1st nibble: XY Overlap Collision -> possible values = 0,2,4,f if (x_coll>=0) data |= 0x0004; if (y_coll>=0) data |= 0x0002; if ((x_coll>=0)&&(y_coll>=0)) data |= 0x000F; return data; case 0x14/2: return (mame_rand(Machine) & 0xffff); case 0x20/2: return hit.x1p; case 0x22/2: return hit.x1s; case 0x24/2: return hit.y1p; case 0x26/2: return hit.y1s; case 0x2c/2: return hit.x2p; case 0x2e/2: return hit.x2s; case 0x30/2: return hit.y2p; case 0x32/2: return hit.y2s; default: logerror("CPU #0 PC %06x: warning - read unmapped calc address %06x\n",activecpu_get_pc(),offset<<1); } return 0; } /*************************************************************************** CALC3 MCU: Shogun Warriors Fujiyama Buster B.Rap Boys ***************************************************************************/ /* --------------------------------------------------------------------------- CALC 3 92 B.Rap Boys KANEKO CALC3 508 (74 PIN PQFP) 92 Shogun Warriors Fujiyama Buster KANEKO CALC3 508 (74 Pin PQFP) --------------------------------------------------------------------------- MCU Initialization command: shogwarr: CPU #0 PC 00037A : MCU executed command: 00FF 0059 019E 030A FFFE 0042 0020 7FE0 fjbuster: CPU #0 PC 00037A : MCU executed command: 00FF 0059 019E 030A FFFE 0042 0020 7FE0 brapboys: CPU #0 PC 000BAE : MCU executed command: 00FF 00C2 0042 0830 082E 00C8 0020 0872 shogwarr/fjbuster: 00FF : busy flag, MCU clears it when cmd finished (main program loops until it's cleared) 0059 : MCU writes DSW -> $102e15 019E : ??? -> $102e14, compared with -1 once, very interesting, see $1063e6 - IT2 030A : location where MCU will get its parameters from now on FFFE : probably polled by MCU, needs to be kept alive (cleared by main cpu - IT2) 0042 : MCU writes its checksum 00207FE0 : may serves for relocating code (written as .l) */ static void calc3_mcu_run(void); static int calc3_mcu_status, calc3_mcu_command_offset; void calc3_mcu_init(void) { calc3_mcu_status = 0; calc3_mcu_command_offset = 0; } WRITE16_HANDLER( calc3_mcu_ram_w ) { COMBINE_DATA(&kaneko16_mcu_ram[offset]); calc3_mcu_run(); } #define CALC3_MCU_COM_W(_n_) \ WRITE16_HANDLER( calc3_mcu_com##_n_##_w ) \ { \ calc3_mcu_status |= (1 << _n_); \ calc3_mcu_run(); \ } CALC3_MCU_COM_W(0) CALC3_MCU_COM_W(1) CALC3_MCU_COM_W(2) CALC3_MCU_COM_W(3) /*************************************************************************** Shogun Warriors ***************************************************************************/ /* Preliminary simulation: the game doesn't work */ /* MCU Tasks: - Read the DSWs - Supply code snippets to the 68000 */ void calc3_mcu_run(void) { UINT16 mcu_command; if ( calc3_mcu_status != (1|2|4|8) ) return; mcu_command = kaneko16_mcu_ram[calc3_mcu_command_offset + 0]; if (mcu_command == 0) return; logerror("CPU #0 PC %06X : MCU executed command at %04X: %04X\n", activecpu_get_pc(),calc3_mcu_command_offset*2,mcu_command); switch (mcu_command) { case 0x00ff: { int param1 = kaneko16_mcu_ram[calc3_mcu_command_offset + 1]; int param2 = kaneko16_mcu_ram[calc3_mcu_command_offset + 2]; int param3 = kaneko16_mcu_ram[calc3_mcu_command_offset + 3]; //int param4 = kaneko16_mcu_ram[calc3_mcu_command_offset + 4]; int param5 = kaneko16_mcu_ram[calc3_mcu_command_offset + 5]; //int param6 = kaneko16_mcu_ram[calc3_mcu_command_offset + 6]; //int param7 = kaneko16_mcu_ram[calc3_mcu_command_offset + 7]; // clear old command (handshake to main cpu) kaneko16_mcu_ram[calc3_mcu_command_offset] = 0x0000; // execute the command: kaneko16_mcu_ram[param1 / 2] = ~readinputport(4); // DSW kaneko16_mcu_ram[param2 / 2] = 0xffff; // ? -1 / anything else calc3_mcu_command_offset = param3 / 2; // where next command will be written? // param 4? kaneko16_mcu_ram[param5 / 2] = 0x8ee4; // MCU Rom Checksum! // param 6&7 = address.l /* First code snippet provided by the MCU: 207FE0: 48E7 FFFE movem.l D0-D7/A0-A6, -(A7) 207FE4: 3039 00A8 0000 move.w $a80000.l, D0 207FEA: 4279 0020 FFFE clr.w $20fffe.l 207FF0: 41F9 0020 0000 lea $200000.l, A0 207FF6: 7000 moveq #$0, D0 207FF8: 43E8 01C6 lea ($1c6,A0), A1 207FFC: 7E02 moveq #$2, D7 207FFE: D059 add.w (A1)+, D0 208000: 51CF FFFC dbra D7, 207ffe 208004: 43E9 0002 lea ($2,A1), A1 208008: 7E04 moveq #$4, D7 20800A: D059 add.w (A1)+, D0 20800C: 51CF FFFC dbra D7, 20800a 208010: 4640 not.w D0 208012: 5340 subq.w #1, D0 208014: 0068 0030 0216 ori.w #$30, ($216,A0) 20801A: B07A 009A cmp.w ($9a,PC), D0; ($2080b6) 20801E: 670A beq 20802a 208020: 0268 000F 0216 andi.w #$f, ($216,A0) 208026: 4268 0218 clr.w ($218,A0) 20802A: 5468 0216 addq.w #2, ($216,A0) 20802E: 42A8 030C clr.l ($30c,A0) 208032: 117C 0020 030C move.b #$20, ($30c,A0) 208038: 3E3C 0001 move.w #$1, D7 20803C: 0C68 0008 0218 cmpi.w #$8, ($218,A0) 208042: 6C00 0068 bge 2080ac 208046: 117C 0080 0310 move.b #$80, ($310,A0) 20804C: 117C 0008 0311 move.b #$8, ($311,A0) 208052: 317C 7800 0312 move.w #$7800, ($312,A0) 208058: 5247 addq.w #1, D7 20805A: 0C68 0040 0216 cmpi.w #$40, ($216,A0) 208060: 6D08 blt 20806a 208062: 5468 0218 addq.w #2, ($218,A0) 208066: 6000 0044 bra 2080ac 20806A: 117C 0041 0314 move.b #$41, ($314,A0) 208070: 0C39 0001 0010 2E12 cmpi.b #$1, $102e12.l 208078: 6606 bne 208080 20807A: 117C 0040 0314 move.b #$40, ($314,A0) 208080: 117C 000C 0315 move.b #$c, ($315,A0) 208086: 317C 7000 0316 move.w #$7000, ($316,A0) 20808C: 5247 addq.w #1, D7 20808E: 0839 0001 0010 2E15 btst #$1, $102e15.l ; service mode 208096: 6714 beq 2080ac 208098: 117C 0058 0318 move.b #$58, ($318,A0) 20809E: 117C 0006 0319 move.b #$6, ($319,A0) 2080A4: 317C 6800 031A move.w #$6800, ($31a,A0) 2080AA: 5247 addq.w #1, D7 2080AC: 3147 030A move.w D7, ($30a,A0) 2080B0: 4CDF 7FFF movem.l (A7)+, D0-D7/A0-A6 2080B4: 4E73 rte 2080B6: C747 */ } break; case 0x0001: { //int param1 = kaneko16_mcu_ram[calc3_mcu_command_offset + 1]; int param2 = kaneko16_mcu_ram[calc3_mcu_command_offset + 2]; // clear old command (handshake to main cpu) kaneko16_mcu_ram[calc3_mcu_command_offset] = 0x0000; // execute the command: // param1 ? kaneko16_mcu_ram[param2/2 + 0] = 0x0000; // ? kaneko16_mcu_ram[param2/2 + 1] = 0x0000; // ? kaneko16_mcu_ram[param2/2 + 2] = 0x0000; // ? kaneko16_mcu_ram[param2/2 + 3] = 0x0000; // ? addr.l kaneko16_mcu_ram[param2/2 + 4] = 0x00e0; // 0000e0: 4e73 rte } break; case 0x0002: { //int param1 = kaneko16_mcu_ram[calc3_mcu_command_offset + 1]; //int param2 = kaneko16_mcu_ram[calc3_mcu_command_offset + 2]; //int param3 = kaneko16_mcu_ram[calc3_mcu_command_offset + 3]; //int param4 = kaneko16_mcu_ram[calc3_mcu_command_offset + 4]; //int param5 = kaneko16_mcu_ram[calc3_mcu_command_offset + 5]; //int param6 = kaneko16_mcu_ram[calc3_mcu_command_offset + 6]; //int param7 = kaneko16_mcu_ram[calc3_mcu_command_offset + 7]; // clear old command (handshake to main cpu) kaneko16_mcu_ram[calc3_mcu_command_offset] = 0x0000; // execute the command: } break; } } /*************************************************************************** TOYBOX MCU: Bonk's Adventure Blood Warrior Great 1000 Miles Rally ... ***************************************************************************/ /* --------------------------------------------------------------------------- TOYBOX 94 Bonk's Adventure TOYBOX? TBSOP01 94 Blood Warrior TOYBOX? TBS0P01 452 9339PK001 94 Great 1000 Miles Rally TOYBOX "MM0525-TOYBOX199","USMM0713-TB1994 " 95 Great 1000 Miles Rally 2 TOYBOX KANEKO TBSOP02 454 9451MK002 (74 pin PQFP) "USMM0713-TB1994 " 95 Jackie Chan TOYBOX "USMM0713-TB1994 " 95 Gals Panic 3 TOYBOX? TBSOP01 --------------------------------------------------------------------------- All the considerations are based on the analysis of jchan, and to a fewer extent galpani3, and make references to the current driver sources: MCU triggering: --------------- the 4 JCHAN_MCU_COM_W(...) are in fact 2 groups: AM_RANGE(0x330000, 0x330001) AM_WRITE(jchan_mcu_com0_w) // _[ these 2 are set to 0xFFFF AM_RANGE(0x340000, 0x340001) AM_WRITE(jchan_mcu_com1_w) // [ for MCU to execute cmd AM_RANGE(0x350000, 0x350001) AM_WRITE(jchan_mcu_com2_w) // _[ these 2 are set to 0xFFFF AM_RANGE(0x360000, 0x360001) AM_WRITE(jchan_mcu_com3_w) // [ for MCU to return its status MCU parameters: --------------- mcu_command = kaneko16_mcu_ram[0x0010/2]; // command nb mcu_offset = kaneko16_mcu_ram[0x0012/2]/2; // offset in shared RAM where MCU will write mcu_subcmd = kaneko16_mcu_ram[0x0014/2]; // sub-command parameter, happens only for command #4 the only MCU commands found in program code are: - 0x04: protection: provide data (see below) and code <<<---!!! - 0x03: read DSW - 0x02: load game settings \ stored in ATMEL AT93C46 chip, - 0x42: save game settings / 128 bytes serial EEPROM Current feeling of devs is that this EEPROM might also play a role in the protection scheme, but I (SV) feel that it is very unlikely because of the following, which has been verified: if the checksum test fails at most 3 times, then the initial settings, stored in main68k ROM, are loaded in RAM then saved with cmd 0x42 (see code @ $5196 & $50d4) Note that this is valid for jchan only, other games haven't been looked at. Others: ------- There is one interesting MCU cmd $4 in jchan: -> sub-cmd $3d, MCU writes the string "USMM0713-TB1994 " The very same string is written by gtmr games (gtmre/gtmrusa/gtmr2) but apparently with no sub-cmd: this string is probably the MCU model string, so this one should be in internal MCU ROM (another one for gtmr is "MM0525-TOYBOX199") TODO: look at this one since this remark is only driver-based. */ void (*toybox_mcu_run)(void); /* One of the following */ void bloodwar_mcu_run(void); void bonkadv_mcu_run(void); void gtmr_mcu_run(void); static UINT16 toybox_mcu_com[4]; void toybox_mcu_init(void) { memset(toybox_mcu_com, 0, 4 * sizeof( UINT16) ); } #define TOYBOX_MCU_COM_W(_n_) \ WRITE16_HANDLER( toybox_mcu_com##_n_##_w ) \ { \ COMBINE_DATA(&toybox_mcu_com[_n_]); \ if (toybox_mcu_com[0] != 0xFFFF) return; \ if (toybox_mcu_com[1] != 0xFFFF) return; \ if (toybox_mcu_com[2] != 0xFFFF) return; \ if (toybox_mcu_com[3] != 0xFFFF) return; \ \ memset(toybox_mcu_com, 0, 4 * sizeof( UINT16 ) ); \ toybox_mcu_run(); \ } TOYBOX_MCU_COM_W(0) TOYBOX_MCU_COM_W(1) TOYBOX_MCU_COM_W(2) TOYBOX_MCU_COM_W(3) /* bonkadv and bloodwar test bit 0 */ READ16_HANDLER( toybox_mcu_status_r ) { logerror("CPU #%d (PC=%06X) : read MCU status\n", cpu_getactivecpu(), activecpu_get_previouspc()); return 0; // most games test bit 0 for failure } /*************************************************************************** Blood Warrior ***************************************************************************/ void bloodwar_mcu_run(void) { UINT16 mcu_command = kaneko16_mcu_ram[0x0010/2]; UINT16 mcu_offset = kaneko16_mcu_ram[0x0012/2] / 2; UINT16 mcu_data = kaneko16_mcu_ram[0x0014/2]; switch (mcu_command >> 8) { case 0x02: // Read from NVRAM { mame_file *f; if ((f = nvram_fopen(Machine, OPEN_FLAG_READ)) != 0) { mame_fread(f,&kaneko16_mcu_ram[mcu_offset], 128); mame_fclose(f); } logerror("PC=%06X : MCU executed command: %04X %04X (load NVRAM settings)\n", activecpu_get_pc(), mcu_command, mcu_offset*2); } break; case 0x42: // Write to NVRAM { mame_file *f; if ((f = nvram_fopen(Machine, OPEN_FLAG_WRITE | OPEN_FLAG_CREATE | OPEN_FLAG_CREATE_PATHS)) != 0) { mame_fwrite(f,&kaneko16_mcu_ram[mcu_offset], 128); mame_fclose(f); } logerror("PC=%06X : MCU executed command: %04X %04X (save NVRAM settings)\n", activecpu_get_pc(), mcu_command, mcu_offset*2); } break; case 0x03: // DSW { kaneko16_mcu_ram[mcu_offset] = readinputport(4); logerror("PC=%06X : MCU executed command: %04X %04X (read DSW)\n", activecpu_get_pc(), mcu_command, mcu_offset*2); } break; case 0x04: // Protection { logerror("PC=%06X : MCU executed command: %04X %04X %04X\n", activecpu_get_pc(), mcu_command, mcu_offset*2, mcu_data); switch(mcu_data) { // unknown purpose data case 0x01: MCU_RESPONSE(bloodwar_mcu_4_01); break; // Warrior 1 case 0x02: MCU_RESPONSE(bloodwar_mcu_4_02); break; // Warrior 2 case 0x03: MCU_RESPONSE(bloodwar_mcu_4_03); break; // Warrior 3 case 0x04: MCU_RESPONSE(bloodwar_mcu_4_04); break; // Warrior 4 case 0x05: MCU_RESPONSE(bloodwar_mcu_4_05); break; // Warrior 5 case 0x06: MCU_RESPONSE(bloodwar_mcu_4_06); break; // Warrior 6 case 0x07: MCU_RESPONSE(bloodwar_mcu_4_07); break; // Warrior 7 case 0x08: MCU_RESPONSE(bloodwar_mcu_4_08); break; // Warrior 8 case 0x09: MCU_RESPONSE(bloodwar_mcu_4_09); break; // Warrior 9 // palette data case 0x0a: MCU_RESPONSE(bloodwar_mcu_4_0a); break; // Warrior 1 Player 1 case 0x0b: MCU_RESPONSE(bloodwar_mcu_4_0b); break; // Warrior 1 Player 2 case 0x0c: MCU_RESPONSE(bloodwar_mcu_4_0c); break; // Warrior 5 Player 1 case 0x0d: MCU_RESPONSE(bloodwar_mcu_4_0d); break; // Warrior 5 Player 2 case 0x0e: MCU_RESPONSE(bloodwar_mcu_4_0e); break; // Warrior 4 Player 2 case 0x0f: MCU_RESPONSE(bloodwar_mcu_4_0f); break; // Warrior 4 Player 1 case 0x10: MCU_RESPONSE(bloodwar_mcu_4_10); break; // Warrior 6 Player 1 case 0x11: MCU_RESPONSE(bloodwar_mcu_4_11); break; // Warrior 6 Player 2 case 0x12: MCU_RESPONSE(bloodwar_mcu_4_12); break; // Warrior 9 Player 1 case 0x13: MCU_RESPONSE(bloodwar_mcu_4_13); break; // Warrior 9 Player 2 case 0x14: MCU_RESPONSE(bloodwar_mcu_4_14); break; // Warrior 7 Player 1 case 0x15: MCU_RESPONSE(bloodwar_mcu_4_15); break; // Warrior 7 Player 2 case 0x16: MCU_RESPONSE(bloodwar_mcu_4_16); break; // Warrior 8 Player 1 case 0x17: MCU_RESPONSE(bloodwar_mcu_4_17); break; // Warrior 8 Player 2 case 0x18: MCU_RESPONSE(bloodwar_mcu_4_18); break; // Warrior 2 Player 2 case 0x19: MCU_RESPONSE(bloodwar_mcu_4_19); break; // Warrior 2 Player 1 case 0x1a: MCU_RESPONSE(bloodwar_mcu_4_1a); break; // Warrior 3 Player 1 case 0x1b: MCU_RESPONSE(bloodwar_mcu_4_1b); break; // Warrior 3 Player 2 // tilemap data case 0x1c: MCU_RESPONSE(bloodwar_mcu_4_1c); break; // Warrior 8 case 0x1d: MCU_RESPONSE(bloodwar_mcu_4_1d); break; // Warrior 2 case 0x1e: MCU_RESPONSE(bloodwar_mcu_4_1e); break; // Warrior 3 case 0x1f: MCU_RESPONSE(bloodwar_mcu_4_1f); break; // Warrior 5 case 0x20: MCU_RESPONSE(bloodwar_mcu_4_20); break; // Warrior 4 case 0x21: MCU_RESPONSE(bloodwar_mcu_4_21); break; // Warrior 6 case 0x22: MCU_RESPONSE(bloodwar_mcu_4_22); break; // Warrior 1 case 0x23: MCU_RESPONSE(bloodwar_mcu_4_23); break; // Warrior 9 case 0x24: MCU_RESPONSE(bloodwar_mcu_4_24); break; // Warrior 7 // fighter data: pointers to ROM data case 0x25: MCU_RESPONSE(bloodwar_mcu_4_25); break; // Warrior 1 case 0x26: MCU_RESPONSE(bloodwar_mcu_4_26); break; // Warrior 2 case 0x27: MCU_RESPONSE(bloodwar_mcu_4_27); break; // Warrior 3 case 0x28: MCU_RESPONSE(bloodwar_mcu_4_28); break; // Warrior 4 case 0x29: MCU_RESPONSE(bloodwar_mcu_4_29); break; // Warrior 5 case 0x2a: MCU_RESPONSE(bloodwar_mcu_4_2a); break; // Warrior 6 case 0x2b: MCU_RESPONSE(bloodwar_mcu_4_2b); break; // Warrior 7 case 0x2c: MCU_RESPONSE(bloodwar_mcu_4_2c); break; // Warrior 8 case 0x2d: MCU_RESPONSE(bloodwar_mcu_4_2d); break; // Warrior 9 default: logerror(" (UNKNOWN PARAMETER %02X)\n", mcu_data); } } break; default: logerror("PC=%06X : MCU executed command: %04X %04X %04X (UNKNOWN COMMAND)\n", activecpu_get_pc(), mcu_command, mcu_offset*2, mcu_data); break; } } /*************************************************************************** Bonk's Adventure ***************************************************************************/ void bonkadv_mcu_run(void) { UINT16 mcu_command = kaneko16_mcu_ram[0x0010/2]; UINT16 mcu_offset = kaneko16_mcu_ram[0x0012/2] / 2; UINT16 mcu_data = kaneko16_mcu_ram[0x0014/2]; switch (mcu_command >> 8) { case 0x02: // Read from NVRAM { mame_file *f; if ((f = nvram_fopen(Machine, OPEN_FLAG_READ)) != 0) { mame_fread(f,&kaneko16_mcu_ram[mcu_offset], 128); mame_fclose(f); } logerror("PC=%06X : MCU executed command: %04X %04X (load NVRAM settings)\n", activecpu_get_pc(), mcu_command, mcu_offset*2); } break; case 0x42: // Write to NVRAM { mame_file *f; if ((f = nvram_fopen(Machine, OPEN_FLAG_WRITE | OPEN_FLAG_CREATE | OPEN_FLAG_CREATE_PATHS)) != 0) { mame_fwrite(f,&kaneko16_mcu_ram[mcu_offset], 128); mame_fclose(f); } logerror("PC=%06X : MCU executed command: %04X %04X (save NVRAM settings)\n", activecpu_get_pc(), mcu_command, mcu_offset*2); } break; case 0x43: // Initialize NVRAM - MCU writes Default Data Set directly to NVRAM { mame_file *f; if ((f = nvram_fopen(Machine, OPEN_FLAG_WRITE | OPEN_FLAG_CREATE | OPEN_FLAG_CREATE_PATHS)) != 0) { mame_fwrite(f, bonkadv_mcu_43, sizeof(bonkadv_mcu_43)); mame_fclose(f); } logerror("PC=%06X : MCU executed command: %04X %04X (restore default NVRAM settings)\n", activecpu_get_pc(), mcu_command, mcu_offset*2); } break; case 0x03: // DSW { kaneko16_mcu_ram[mcu_offset] = readinputport(4); logerror("PC=%06X : MCU executed command: %04X %04X (read DSW)\n", activecpu_get_pc(), mcu_command, mcu_offset*2); } break; case 0x04: // Protection { logerror("PC=%06X : MCU executed command: %04X %04X %04X\n", activecpu_get_pc(), mcu_command, mcu_offset*2, mcu_data); switch(mcu_data) { // static, in this order, at boot/reset case 0x34: MCU_RESPONSE(bonkadv_mcu_4_34); break; case 0x30: MCU_RESPONSE(bonkadv_mcu_4_30); break; case 0x31: MCU_RESPONSE(bonkadv_mcu_4_31); break; case 0x32: MCU_RESPONSE(bonkadv_mcu_4_32); break; case 0x33: MCU_RESPONSE(bonkadv_mcu_4_33); break; // dynamic, per-level (29), in level order case 0x00: MCU_RESPONSE(bonkadv_mcu_4_00); break; case 0x02: MCU_RESPONSE(bonkadv_mcu_4_02); break; case 0x01: MCU_RESPONSE(bonkadv_mcu_4_01); break; case 0x05: MCU_RESPONSE(bonkadv_mcu_4_05); break; case 0x07: MCU_RESPONSE(bonkadv_mcu_4_07); break; case 0x06: MCU_RESPONSE(bonkadv_mcu_4_06); break; case 0x09: MCU_RESPONSE(bonkadv_mcu_4_09); break; case 0x0D: MCU_RESPONSE(bonkadv_mcu_4_0D); break; case 0x03: MCU_RESPONSE(bonkadv_mcu_4_03); break; case 0x08: MCU_RESPONSE(bonkadv_mcu_4_08); break; case 0x04: MCU_RESPONSE(bonkadv_mcu_4_04); break; case 0x0C: MCU_RESPONSE(bonkadv_mcu_4_0C); break; case 0x0A: MCU_RESPONSE(bonkadv_mcu_4_0A); break; case 0x0B: MCU_RESPONSE(bonkadv_mcu_4_0B); break; case 0x10: MCU_RESPONSE(bonkadv_mcu_4_10); break; case 0x0E: MCU_RESPONSE(bonkadv_mcu_4_0E); break; case 0x13: MCU_RESPONSE(bonkadv_mcu_4_13); break; case 0x0F: MCU_RESPONSE(bonkadv_mcu_4_0F); break; case 0x11: MCU_RESPONSE(bonkadv_mcu_4_11); break; case 0x14: MCU_RESPONSE(bonkadv_mcu_4_14); break; case 0x12: MCU_RESPONSE(bonkadv_mcu_4_12); break; case 0x17: MCU_RESPONSE(bonkadv_mcu_4_17); break; case 0x1A: MCU_RESPONSE(bonkadv_mcu_4_1A); break; case 0x15: MCU_RESPONSE(bonkadv_mcu_4_15); break; case 0x18: MCU_RESPONSE(bonkadv_mcu_4_18); break; case 0x16: MCU_RESPONSE(bonkadv_mcu_4_16); break; case 0x19: MCU_RESPONSE(bonkadv_mcu_4_19); break; case 0x1B: MCU_RESPONSE(bonkadv_mcu_4_1B); break; case 0x1C: MCU_RESPONSE(bonkadv_mcu_4_1C); break; default: logerror(" (UNKNOWN PARAMETER %02X)\n", mcu_data); } } break; default: logerror("PC=%06X : MCU executed command: %04X %04X %04X (UNKNOWN COMMAND)\n", activecpu_get_pc(), mcu_command, mcu_offset*2, mcu_data); break; } } /*************************************************************************** Great 1000 Miles Rally ***************************************************************************/ /* MCU Tasks: - Write and ID string to shared RAM. - Access the EEPROM - Read the DSWs */ void gtmr_mcu_run(void) { UINT16 mcu_command = kaneko16_mcu_ram[0x0010/2]; UINT16 mcu_offset = kaneko16_mcu_ram[0x0012/2] / 2; UINT16 mcu_data = kaneko16_mcu_ram[0x0014/2]; logerror("CPU #0 PC %06X : MCU executed command: %04X %04X %04X\n", activecpu_get_pc(), mcu_command, mcu_offset*2, mcu_data); switch (mcu_command >> 8) { case 0x02: // Read from NVRAM { mame_file *f; if ((f = nvram_fopen(Machine, OPEN_FLAG_READ)) != 0) { mame_fread(f,&kaneko16_mcu_ram[mcu_offset], 128); mame_fclose(f); } } break; case 0x42: // Write to NVRAM { mame_file *f; if ((f = nvram_fopen(Machine, OPEN_FLAG_WRITE | OPEN_FLAG_CREATE | OPEN_FLAG_CREATE_PATHS)) != 0) { mame_fwrite(f,&kaneko16_mcu_ram[mcu_offset], 128); mame_fclose(f); } } break; case 0x03: // DSW { kaneko16_mcu_ram[mcu_offset] = readinputport(4); } break; case 0x04: // TEST (2 versions) { if (strcmp(Machine->gamedrv->name, "gtmr") == 0 || strcmp(Machine->gamedrv->name, "gtmra") == 0) { /* MCU writes the string "MM0525-TOYBOX199" to shared ram */ kaneko16_mcu_ram[mcu_offset+0] = 0x4d4d; kaneko16_mcu_ram[mcu_offset+1] = 0x3035; kaneko16_mcu_ram[mcu_offset+2] = 0x3235; kaneko16_mcu_ram[mcu_offset+3] = 0x2d54; kaneko16_mcu_ram[mcu_offset+4] = 0x4f59; kaneko16_mcu_ram[mcu_offset+5] = 0x424f; kaneko16_mcu_ram[mcu_offset+6] = 0x5831; kaneko16_mcu_ram[mcu_offset+7] = 0x3939; } else { /* MCU writes the string "USMM0713-TB1994 " to shared ram */ kaneko16_mcu_ram[mcu_offset+0] = 0x5553; kaneko16_mcu_ram[mcu_offset+1] = 0x4d4d; kaneko16_mcu_ram[mcu_offset+2] = 0x3037; kaneko16_mcu_ram[mcu_offset+3] = 0x3133; kaneko16_mcu_ram[mcu_offset+4] = 0x2d54; kaneko16_mcu_ram[mcu_offset+5] = 0x4231; kaneko16_mcu_ram[mcu_offset+6] = 0x3939; kaneko16_mcu_ram[mcu_offset+7] = 0x3420; } } break; } }