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sound banking (nw)

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This commit is contained in:
David Haywood 2014-09-18 21:55:21 +00:00
parent 26a78a6ca7
commit b0aff1b8f8
1 changed files with 9 additions and 1 deletions
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10
src/mame/drivers/r2dx_v33.c
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@ -130,7 +130,8 @@ WRITE16_MEMBER(r2dx_v33_state::rdx_v33_eeprom_w)
r2dx_setbanking();
if (data&0x03) printf("eeprom_w extra bits used %04x\n",data & 3);
membank("okibank")->set_entry(data&3);
}
else
{
@ -608,6 +609,9 @@ MACHINE_RESET_MEMBER(r2dx_v33_state,nzeroteam)
mid_bank = 1;
}
static ADDRESS_MAP_START( r2dx_oki_map, AS_0, 8, r2dx_v33_state )
AM_RANGE(0x00000, 0x3ffff) AM_ROMBANK("okibank")
ADDRESS_MAP_END
static MACHINE_CONFIG_START( rdx_v33, r2dx_v33_state )
@ -643,6 +647,7 @@ static MACHINE_CONFIG_START( rdx_v33, r2dx_v33_state )
MCFG_OKIM6295_ADD("oki", 1000000, OKIM6295_PIN7_HIGH) // clock frequency & pin 7 not verified
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.5)
MCFG_DEVICE_ADDRESS_MAP(AS_0, r2dx_oki_map)
MACHINE_CONFIG_END
static MACHINE_CONFIG_START( nzerotea, r2dx_v33_state )
@ -703,6 +708,9 @@ DRIVER_INIT_MEMBER(r2dx_v33_state,rdx_v33)
membank("bank2")->set_entry(3);
membank("bank3")->set_entry(0);
membank("okibank")->configure_entries(0, 4, memregion("oki")->base(), 0x40000);
membank("okibank")->set_entry(0);
// sensible defaults if booting as RDX - we set now set this later..
// membank("bank1")->set_entry(0x20+16);
// membank("bank2")->set_entry(0x20+3);