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stfight.cpp: switched to configured bankins, fixes save state problem with cshootert (nw)

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This commit is contained in:
Ivan Vangelista 2016-09-19 18:38:54 +02:00
parent 6c66854f7e
commit b07bedcc4e
2 changed files with 7 additions and 11 deletions
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2
src/mame/drivers/stfight.cpp
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@ -263,7 +263,7 @@ TODO:
static ADDRESS_MAP_START( cpu1_map, AS_PROGRAM, 8, stfight_state )
AM_RANGE(0x0000, 0x7fff) AM_ROM
AM_RANGE(0x8000, 0xbfff) AM_ROMBANK("bank1") /* sf02.bin */
AM_RANGE(0x8000, 0xbfff) AM_ROMBANK("mainbank") /* sf02.bin */
AM_RANGE(0xc000, 0xc0ff) AM_RAM_DEVWRITE("palette", palette_device, write) AM_SHARE("palette")
AM_RANGE(0xc100, 0xc1ff) AM_RAM_DEVWRITE("palette", palette_device, write_ext) AM_SHARE("palette_ext")
AM_RANGE(0xc200, 0xc200) AM_READ_PORT("P1")

16
src/mame/machine/stfight.cpp
View File

@ -75,6 +75,8 @@ DRIVER_INIT_MEMBER(stfight_state,cshooter)
void stfight_state::machine_start()
{
membank("mainbank")->configure_entries(0, 4, memregion("maincpu")->base() + 0x10000, 0x4000);
save_item(NAME(m_fm_data));
save_item(NAME(m_cpu_to_mcu_data));
save_item(NAME(m_cpu_to_mcu_empty));
@ -102,27 +104,21 @@ void stfight_state::machine_reset()
// Coin signals are active low
m_coin_state = 3;
// initialise ROM bank
stfight_bank_w(m_maincpu->space(AS_PROGRAM), 0, 0);
}
// It's entirely possible that this bank is never switched out
// - in fact I don't even know how/where it's switched in!
WRITE8_MEMBER(stfight_state::stfight_bank_w)
{
UINT8 *ROM2 = memregion("maincpu")->base() + 0x10000;
UINT16 bank_num;
bank_num = 0;
UINT8 bank_num = 0;
if(data & 0x80)
bank_num |= 0x8000;
bank_num |= 2;
if(data & 0x04)
bank_num |= 0x4000;
bank_num |= 1;
membank("bank1")->set_base(&ROM2[bank_num]);
membank("mainbank")->set_entry(bank_num);
}
/*