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gstriker.cpp: added MCU simulation to clone romset twrldc94a [Angelo Salese]

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This commit is contained in:
angelosa 2017-08-28 10:40:25 +02:00
parent de5bcda311
commit 170012fb36
2 changed files with 42 additions and 19 deletions
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56
src/mame/drivers/gstriker.cpp
View File

@ -800,16 +800,16 @@ WRITE8_MEMBER(gstriker_state::twrldc94_prot_reg_w)
// Command byte is also written to VS9209 port F, which is set for input only.
// Does the MCU somehow strobe it out of there?
uint8_t mcu_data = m_work_ram[0x00f/2] & 0x00ff;
if( ((m_prot_reg[1] & 4) == 0) && ((m_prot_reg[0] & 4) == 4) )
{
switch( m_gametype )
{
case 1:
case TECMO_WCUP94_MCU:
switch (mcu_data)
{
#define NULL_SUB 0x0000828E
case 0x53: PC(0x0000a4c); break; // boot -> main loop
case 0x53: PC(0x00000A4C); break; // boot -> main loop
/*
68 and 62 could be sprite or sound changes, or ?
@ -824,12 +824,12 @@ WRITE8_MEMBER(gstriker_state::twrldc94_prot_reg_w)
}
*/
case 0x68: PC(NULL_SUB); break; // time up doesn't block long enough for pk shootout
case 0x61: PC(0x0003AF4); break; // after time up, pk shootout???
case 0x65: PC(0x0003F26); break;
case 0x61: PC(0x00003AF4); break; // after time up, pk shootout???
case 0x65: PC(0x00003F26); break;
// 62->72
case 0x62: PC(NULL_SUB); break; // after lose shootout, continue ???
case 0x72: PC(0x000409E); break; // game over
case 0x72: PC(0x0000409E); break; // game over
/*
Attract mode is pre programmed loop called from main
@ -851,9 +851,9 @@ WRITE8_MEMBER(gstriker_state::twrldc94_prot_reg_w)
0x0010DC8 unreachable code at end of attract loop with cases 6a,79,6f
*/
case 0x6e: PC(0x0010E28); break; // loop
case 0x6b: PC(0x0010EEC); break; // attract even
case 0x69: PC(0x001120A); break; // attract odd
case 0x6e: PC(0x00010E28); break; // loop
case 0x6b: PC(0x00010EEC); break; // attract even
case 0x69: PC(0x0001120A); break; // attract odd
// In "continue" screen
// if( w@FFE078 & 80) 75
@ -866,26 +866,44 @@ WRITE8_MEMBER(gstriker_state::twrldc94_prot_reg_w)
case 0x6f: PC(NULL_SUB); break;
default:
popmessage("Unknown MCU CMD %04x",m_mcu_data);
logerror("Unknown MCU CMD %04x\n",m_mcu_data);
PC(NULL_SUB);
break;
#undef NULL_SUB
}
break;
case 2:
// same as above but with +0x10 displacement offsets
case TECMO_WCUP94A_MCU:
switch (mcu_data)
{
case 0x53: PC(0x00000a5c); break; // POST
#define NULL_SUB 0x0000829E
case 0x53: PC(0x00000A5C); break; // POST
case 0x68: PC(NULL_SUB); break; // time up doesn't block long enough for pk shootout
case 0x61: PC(0x00003B04); break; // after time up, pk shootout???
case 0x65: PC(0x00003F36); break;
case 0x62: PC(NULL_SUB); break; // after lose shootout, continue ???
case 0x72: PC(0x000040AE); break; // game over
// attract mode
case 0x6e: PC(0x00010E38); break; // loop
case 0x6b: PC(0x00010EFC); break; // attract even
case 0x69: PC(0x0001121A); break; // attract odd
default:
popmessage("Unknown MCU CMD %04x",m_mcu_data);
logerror("Unknown MCU CMD %04x\n",m_mcu_data);
PC(NULL_SUB);
break;
#undef NULL_SUB
}
break;
case 3:
case VGOAL_SOCCER_MCU:
switch (mcu_data)
{
case 0x33: PC(0x00063416); break; // *after game over, is this right?
@ -899,7 +917,7 @@ WRITE8_MEMBER(gstriker_state::twrldc94_prot_reg_w)
case 0x79: PC(0x0006072E); break; // after select, start match
default:
popmessage("Unknown MCU CMD %04x",m_mcu_data);
logerror("Unknown MCU CMD %04x\n",m_mcu_data);
PC(0x00000586); // rts
break;
}
@ -967,19 +985,19 @@ void gstriker_state::mcu_init()
DRIVER_INIT_MEMBER(gstriker_state,twrldc94)
{
m_gametype = 1;
m_gametype = TECMO_WCUP94_MCU;
mcu_init();
}
DRIVER_INIT_MEMBER(gstriker_state,twrldc94a)
{
m_gametype = 2;
m_gametype = TECMO_WCUP94A_MCU;
mcu_init();
}
DRIVER_INIT_MEMBER(gstriker_state,vgoalsoc)
{
m_gametype = 3;
m_gametype = VGOAL_SOCCER_MCU;
mcu_init();
m_maincpu->space(AS_PROGRAM).install_write_handler(0x200090, 0x200091, write16_delegate(FUNC(gstriker_state::vbl_toggle_w),this)); // vblank toggle

5
src/mame/includes/gstriker.h
View File

@ -50,6 +50,11 @@ public:
required_shared_ptr<uint16_t> m_mixerregs1;
required_shared_ptr<uint16_t> m_mixerregs2;
enum {
TECMO_WCUP94_MCU = 1,
TECMO_WCUP94A_MCU,
VGOAL_SOCCER_MCU
}m_mcutype;
int m_gametype;
uint16_t m_mcu_data;
uint16_t m_prot_reg[2];