/* Resets the card */
void mmc64_reset(void)
{
mmc64_active = 0;
mmc64_spi_mode = 0;
mmc64_extrom = 0;
mmc64_flashmode = 0;
mmc64_cport = 0;
mmc64_speed = 0;
mmc64_cardsel = 0;
mmc64_biossel = mmc64_hw_flashjumper; /* disable bios at reset when flash jumper is set */
#if 0
mmc64_extexrom = 0x04;
mmc64_extgame = 0x02;
#endif
if (mmc64_clockport_enabled != 1) {
mmc64_clockport_enabled = 1;
#ifdef HAVE_TFE
tfe_clockport_changed();
#endif
}
if (mmc64_enabled) {
#if USEPASSTHROUGHHACK
mmc64_io2_device.io_source_prio = 1;
cart_set_port_exrom_slot0(1);
cart_port_config_changed_slot0();
#else
cart_config_changed_slot0(0, 0, CMODE_READ);
#endif
}
}
void tpi_reset(void)
{
DBG(("TPI: tpi_reset\n"));
tpicore_reset(tpi_context);
cart_config_changed_slot0(CMODE_8KGAME, CMODE_8KGAME, CMODE_READ);
rom_enabled = 1;
}
static void store_pc(tpi_context_t *tpi_context, BYTE byte)
{
int exrom = ((byte & 0x08) ? 0 : 1); /* bit 3, 1 = active */
rom_enabled = ((byte & 0x10) ? 1 : 0); /* bit 4, 1 = active */
/* passthrough support */
DBG(("TPI store_pc %02x (rom enabled: %d exrom: %d game: %d)\n", byte, rom_enabled, exrom ^ 1, tpi_extgame));
cart_config_changed_slot0((BYTE)((exrom << 1) | tpi_extgame), (BYTE)((exrom << 1) | tpi_extgame), CMODE_READ);
}
static void ga_memconfig_changed(int mode)
{
#ifdef CFGDEBUG
int n = 1;
int this;
static int last;
#endif
mv_game8000_atB000_enabled = 0;
mv_gameA000_at3000_enabled = 0;
if (((mv_exrom == 0) && (ga_pc6 == 0) && (ga_pb5 == 0) && (ga_pb6 == 0))) { /* 0 */
/* only with cart */
/* game, before reading from memory */
mv_game8000_atB000_enabled = 1;
mv_gameA000_at3000_enabled = 1;
mv_romA000_enabled = 1; /* ! */ /* code switching to this cfg is at 0xa... in mv rom */
mv_romE000_enabled = 0; /* ! */
mv_game = 0;
mv_game8000_enabled = 1; /* ! */
mv_gameA000_enabled = 0; /* ! */ /* code switching to this cfg is at 0xa... in mv rom */
mv_gameE000_enabled = 1; /* ? */
} else if (((mv_exrom == 0) && (ga_pc6 == 0) && (ga_pb5 == 1) && (ga_pb6 == 0))) { /* 2 */
/* in init with "no cart", after "turn off basic" */
/* game, after reading from memory */
mv_romA000_enabled = 0; /* ! */
mv_romE000_enabled = 0; /* ! */
mv_game = 0;
mv_game8000_enabled = 0;
mv_gameA000_enabled = 0; /* ! */
mv_gameE000_enabled = 0; /* ! */
#if 1
} else if (((mv_exrom == 0) && (ga_pc6 == 0) && (ga_pb5 == 1) && (ga_pb6 == 1))) { /* 3 */
#if 0
n = 0;
#endif
/* used once in init in a loop ? */
mv_romE000_enabled = 0;
mv_romA000_enabled = 0;
mv_game = 0;
mv_game8000_enabled = 0; /* ? */
mv_gameA000_enabled = 0; /* ? */
mv_gameE000_enabled = 0; /* ? */
#endif
} else if (((mv_exrom == 0) && (ga_pc6 == 1) && (ga_pb5 == 1) && (ga_pb6 == 0))) { /* 6 */
/* only with cart */
/* "game */
mv_romA000_enabled = 0;
mv_romE000_enabled = 0;
mv_game = 0;
mv_game8000_enabled = 1; /* ? */
mv_gameA000_enabled = 1; /* ? */
mv_gameE000_enabled = 1; /* ? */
} else if (((mv_exrom == 0) && (ga_pc6 == 1) && (ga_pb5 == 1) && (ga_pb6 == 1))) { /* 7 */
#if 0
n = 0;
#endif
/* used once in init in a loop ? */
mv_romA000_enabled = 1; /* ! */
mv_romE000_enabled = 1; /* ! */
mv_game = 0;
mv_game8000_enabled = 0; /* ? */
mv_gameA000_enabled = 0; /* ! */
mv_gameE000_enabled = 0; /* ! */
} else if (((mv_exrom == 1) && (ga_pc6 == 0) && (ga_pb5 == 0) && (ga_pb6 == 0))) { /* 8 */
/* in init with "no cart" */
mv_romA000_enabled = 1;
mv_romE000_enabled = 1;
mv_game = 0;
mv_game8000_enabled = 0; /* ? */
mv_gameA000_enabled = 0; /* ? */
mv_gameE000_enabled = 0; /* ? */
} else if (((mv_exrom == 1) && (ga_pc6 == 0) && (ga_pb5 == 1) && (ga_pb6 == 0))) { /* 10 */
/* only with cart */
/* (intermediate in "turn on/off basic") */
mv_romA000_enabled = 0;
mv_romE000_enabled = 0;
mv_game = 1;
mv_game8000_enabled = 1; /* ? */
mv_gameA000_enabled = 1; /* ? */
mv_gameE000_enabled = 0; /* ? */
} else if (((mv_exrom == 1) && (ga_pc6 == 0) && (ga_pb5 == 1) && (ga_pb6 == 1))) { /* 11 */
/* in init with "no cart" */
mv_romE000_enabled = 1;
mv_romA000_enabled = 1;
mv_game = 0;
mv_game8000_enabled = 0; /* ? */
mv_gameA000_enabled = 0; /* ? */
mv_gameE000_enabled = 0; /* ? */
#if 0
} else if (((mv_exrom == 1) && (ga_pc6 == 1) && (ga_pb5 == 0) && (ga_pb6 == 0))) { /* 12 */
/* NMI with cart ? */
mv_romA000_enabled = 1;
mv_romE000_enabled = 0;
mv_game = 1;
mv_game8000_enabled = 0;
mv_gameA000_enabled = 0; /* ? */
mv_gameE000_enabled = 0; /* ? */
#endif
} else if (((mv_exrom == 1) && (ga_pc6 == 1) && (ga_pb5 == 1) && (ga_pb6 == 0))) { /* 14 */
/* only with cart */
/* before running "16k cart", after "turn on basic" */
mv_romA000_enabled = 0;
mv_romE000_enabled = 0;
mv_game = 1;
mv_game8000_enabled = 1;
mv_gameA000_enabled = 1;
mv_gameE000_enabled = 0; /* ? */
} else if (((mv_exrom == 1) && (ga_pc6 == 1) && (ga_pb5 == 1) && (ga_pb6 == 1))) { /* 15 */
/* in init with "no cart" */
mv_romA000_enabled = 1;
mv_romE000_enabled = 1;
mv_game = 0;
mv_game8000_enabled = 0; /* ? */
mv_gameA000_enabled = 0; /* ? */
mv_gameE000_enabled = 0; /* ? */
} else {
#if 0
n = 2;
#endif
mv_romA000_enabled = 0;
mv_romE000_enabled = 0;
mv_game = 0;
mv_game8000_enabled = 0;
mv_gameA000_enabled = 0;
mv_gameE000_enabled = 0;
}
cart_config_changed_slot0((BYTE)((mv_mapped_game) | ((mv_mapped_exrom) << 1)), (BYTE)((mv_mapped_game) | ((mv_mapped_exrom) << 1)), mode);
#ifdef CFGDEBUG
this = (ga_pb6 << 0) | (ga_pb5 << 1) | (ga_pc6 << 2) | (mv_exrom << 3);
if (last != this) {
if (n == 2) {
DBG(("-->"));
}
if (n) {
DBG(("MV: @$%04x config (%2d) exrom %d pc6: %d pb5: %d pb6: %d | game: %d mv A000: %d E000: %d game 8000: %d A000: %d E000: %d ",
reg_pc, this, mv_exrom, ga_pc6, ga_pb5, ga_pb6, mv_game, mv_romA000_enabled, mv_romE000_enabled, mv_game8000_enabled, mv_gameA000_enabled, mv_gameE000_enabled));
if (mv_game8000_atB000_enabled || mv_gameA000_at3000_enabled) {
DBG(("(%04x)", mv_passthrough_addr));
}
switch ((mv_exrom << 1) | mv_game) {
case 0:
DBG(("(ram)\n"));
break;
case 1:
DBG(("(8k game)\n"));
break;
case 2:
DBG(("(ultimax)\n"));
break;
case 3:
DBG(("(16k game)\n"));
break;
}
}
}
last = this;
#endif
}
