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add sound (nw)

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This commit is contained in:
mamehaze 2014-11-26 02:03:04 +00:00
parent 43a0fab26e
commit b67a2f9c7f
1 changed files with 26 additions and 4 deletions
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30
src/mame/drivers/supduck.c
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@ -62,6 +62,7 @@ public:
TILEMAP_MAPPER_MEMBER(supduk_tilemap_scan);
DECLARE_WRITE8_MEMBER(okibank_w);
protected:
@ -257,8 +258,10 @@ WRITE16_MEMBER(supduck_state::supduck_paletteram_w) // wrong
WRITE16_MEMBER(supduck_state::supduck_4002_w)
{
data &= mem_mask;
// soundlatch
// printf("supduck_4002_w %04x\n", data);
soundlatch_byte_w(space, 0, (data>>8));
m_audiocpu->set_input_line(0, HOLD_LINE);
}
WRITE16_MEMBER(supduck_state::supduck_scroll_w)
@ -313,8 +316,23 @@ ADDRESS_MAP_END
static ADDRESS_MAP_START( sound_map, AS_PROGRAM, 8, supduck_state )
AM_RANGE(0x0000, 0x7fff) AM_ROM
AM_RANGE(0x8000, 0x87ff) AM_RAM
AM_RANGE(0x9000, 0x9000) AM_WRITE(okibank_w)
AM_RANGE(0x9800, 0x9800) AM_DEVREADWRITE("oki", okim6295_device, read, write)
AM_RANGE(0xa000, 0xa000) AM_READ(soundlatch_byte_r)
ADDRESS_MAP_END
static ADDRESS_MAP_START( oki_map, AS_0, 8, supduck_state )
AM_RANGE(0x00000, 0x1ffff) AM_ROM
AM_RANGE(0x20000, 0x3ffff) AM_ROMBANK("okibank")
ADDRESS_MAP_END
WRITE8_MEMBER(supduck_state::okibank_w)
{
// bit 0x80 is written on startup?
membank("okibank")->set_entry(data&0x03);
}
static INPUT_PORTS_START( supduck )
PORT_START("P1_P2")
@ -325,7 +343,7 @@ static INPUT_PORTS_START( supduck )
PORT_BIT( 0x0010, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(1)
PORT_BIT( 0x0020, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(1)
PORT_BIT( 0x0040, IP_ACTIVE_LOW, IPT_BUTTON3 ) PORT_PLAYER(1)
PORT_BIT( 0x0080, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_BIT( 0x0080, IP_ACTIVE_LOW, IPT_BUTTON4 ) PORT_PLAYER(1)
PORT_BIT( 0x0100, IP_ACTIVE_LOW, IPT_JOYSTICK_RIGHT ) PORT_8WAY PORT_PLAYER(2)
PORT_BIT( 0x0200, IP_ACTIVE_LOW, IPT_JOYSTICK_LEFT ) PORT_8WAY PORT_PLAYER(2)
PORT_BIT( 0x0400, IP_ACTIVE_LOW, IPT_JOYSTICK_DOWN ) PORT_8WAY PORT_PLAYER(2)
@ -333,7 +351,7 @@ static INPUT_PORTS_START( supduck )
PORT_BIT( 0x1000, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(2)
PORT_BIT( 0x2000, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(2)
PORT_BIT( 0x4000, IP_ACTIVE_LOW, IPT_BUTTON3 ) PORT_PLAYER(2)
PORT_BIT( 0x8000, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_BIT( 0x8000, IP_ACTIVE_LOW, IPT_BUTTON4 ) PORT_PLAYER(2)
PORT_START("SYSTEM")
PORT_BIT( 0x00ff, IP_ACTIVE_LOW, IPT_UNKNOWN )
@ -463,6 +481,8 @@ GFXDECODE_END
void supduck_state::machine_start()
{
membank("okibank")->configure_entries(0, 4, memregion("okibank")->base(), 0x20000);
membank("okibank")->set_entry(0);
}
void supduck_state::machine_reset()
@ -513,6 +533,8 @@ static MACHINE_CONFIG_START( supduck, supduck_state )
MCFG_OKIM6295_ADD("oki", 8000000/8, OKIM6295_PIN7_HIGH) // pin 7 not verified
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 1.0)
MCFG_DEVICE_ADDRESS_MAP(AS_0, oki_map)
MACHINE_CONFIG_END