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stellafr.cpp: Add some devices (nw)

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AJR 2017-12-17 16:29:59 -05:00
parent e766c5d5c7
commit 482fb344fd
1 changed files with 58 additions and 1 deletions
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59
src/mame/drivers/stellafr.cpp
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@ -13,36 +13,93 @@ Possibly related to ADP hardware?
#include "emu.h"
#include "cpu/m68000/m68000.h"
#include "machine/mc68681.h"
#include "sound/ay8910.h"
#include "speaker.h"
class stellafr_state : public driver_device
{
public:
stellafr_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag),
m_maincpu(*this, "maincpu")
m_maincpu(*this, "maincpu"),
m_duart(*this, "duart")
{ }
IRQ_CALLBACK_MEMBER(irq_ack);
DECLARE_WRITE8_MEMBER(write_8000c1);
DECLARE_READ8_MEMBER(read_800101);
DECLARE_WRITE8_MEMBER(write_800101);
DECLARE_WRITE8_MEMBER(duart_output_w);
DECLARE_WRITE8_MEMBER(ay8910_portb_w);
protected:
// devices
required_device<cpu_device> m_maincpu;
required_device<mc68681_device> m_duart;
};
IRQ_CALLBACK_MEMBER(stellafr_state::irq_ack)
{
return m_duart->get_irq_vector();
}
WRITE8_MEMBER(stellafr_state::write_8000c1)
{
}
READ8_MEMBER(stellafr_state::read_800101)
{
return 0xff;
}
WRITE8_MEMBER(stellafr_state::write_800101)
{
}
WRITE8_MEMBER(stellafr_state::duart_output_w)
{
}
WRITE8_MEMBER(stellafr_state::ay8910_portb_w)
{
}
static ADDRESS_MAP_START( stellafr_map, AS_PROGRAM, 16, stellafr_state )
AM_RANGE(0x000000, 0x01ffff) AM_ROM
AM_RANGE(0x8000c0, 0x8000c1) AM_WRITE8(write_8000c1, 0x00ff)
AM_RANGE(0x800100, 0x800101) AM_READWRITE8(read_800101, write_800101, 0x00ff)
AM_RANGE(0x800140, 0x800141) AM_DEVREADWRITE8("aysnd", ay8910_device, data_r, address_w, 0x00ff)
AM_RANGE(0x800142, 0x800143) AM_DEVWRITE8("aysnd", ay8910_device, data_w, 0x00ff)
AM_RANGE(0x800180, 0x80019f) AM_DEVREADWRITE8("duart", mc68681_device, read, write, 0x00ff)
AM_RANGE(0xff0000, 0xffffff) AM_RAM
ADDRESS_MAP_END
static INPUT_PORTS_START( stellafr )
PORT_START("INPUTS")
PORT_BIT(0xff, IP_ACTIVE_LOW, IPT_UNKNOWN)
INPUT_PORTS_END
static MACHINE_CONFIG_START( stellafr )
MCFG_CPU_ADD("maincpu", M68000, 10000000 ) //?
MCFG_CPU_PROGRAM_MAP(stellafr_map)
MCFG_CPU_IRQ_ACKNOWLEDGE_DRIVER(stellafr_state, irq_ack)
MCFG_DEVICE_ADD("duart", MC68681, 3686400)
MCFG_MC68681_IRQ_CALLBACK(INPUTLINE("maincpu", M68K_IRQ_2)) // ?
MCFG_MC68681_OUTPORT_CALLBACK(WRITE8(stellafr_state, duart_output_w))
MCFG_SPEAKER_STANDARD_MONO("mono")
MCFG_SOUND_ADD("aysnd", AY8910, 1000000)
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 1.0)
MCFG_AY8910_PORT_A_READ_CB(IOPORT("INPUTS"))
MCFG_AY8910_PORT_B_WRITE_CB(WRITE8(stellafr_state, ay8910_portb_w))
MACHINE_CONFIG_END