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cgang: add soundchips (nw)

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hap 2019-12-13 01:29:45 +01:00
parent c8cf005641
commit 5834d8550d
1 changed files with 46 additions and 5 deletions
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51
src/mame/drivers/cgang.cpp
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@ -44,6 +44,8 @@ Cabinet:
#include "machine/i8255.h"
#include "machine/pit8253.h"
#include "machine/ripple_counter.h"
#include "sound/upd7759.h"
#include "sound/ym2151.h"
#include "speaker.h"
@ -58,7 +60,9 @@ public:
m_audiocpu(*this, "audiocpu"),
m_latch(*this, "latch%u", 0),
m_pit(*this, "pit%u", 0),
m_ppi(*this, "ppi%u", 0)
m_ppi(*this, "ppi%u", 0),
m_upd(*this, "adpcm%u", 0),
m_ymsnd(*this, "ymsnd")
{ }
// machine drivers
@ -74,6 +78,8 @@ private:
required_device_array<generic_latch_8_device, 2> m_latch;
required_device_array<pit8253_device, 2> m_pit;
required_device_array<i8255_device, 5> m_ppi;
required_device_array<upd7759_device, 2> m_upd;
required_device<ym2151_device> m_ymsnd;
// address maps
void main_map(address_map &map);
@ -85,10 +91,12 @@ private:
DECLARE_WRITE8_MEMBER(main_irq_clear_w) { m_maincpu->set_input_line(M6809_IRQ_LINE, CLEAR_LINE); }
DECLARE_WRITE8_MEMBER(main_firq_clear_w) { m_maincpu->set_input_line(M6809_FIRQ_LINE, CLEAR_LINE); }
DECLARE_WRITE8_MEMBER(spot_w);
DECLARE_READ8_MEMBER(ppi0_c_r);
template<int N> DECLARE_WRITE8_MEMBER(adpcm_w);
DECLARE_WRITE8_MEMBER(spot_w);
DECLARE_WRITE8_MEMBER(ppi4_a_w);
DECLARE_READ8_MEMBER(ppi4_c_r);
int m_main_irq = 0;
@ -141,14 +149,35 @@ READ8_MEMBER(cgang_state::ppi0_c_r)
// audiocpu
template<int N>
WRITE8_MEMBER(cgang_state::adpcm_w)
{
m_upd[N]->port_w(data);
// also strobes start
m_upd[N]->start_w(0);
m_upd[N]->start_w(1);
}
WRITE8_MEMBER(cgang_state::spot_w)
{
}
WRITE8_MEMBER(cgang_state::ppi4_a_w)
{
// PA0,PA1: ADPCM reset
m_upd[0]->reset_w(BIT(data, 0));
m_upd[1]->reset_w(BIT(data, 1));
}
READ8_MEMBER(cgang_state::ppi4_c_r)
{
u8 data = 0;
// PC0,PC1: ADPCM busy
data |= m_upd[0]->busy_r() ? 0 : 1;
data |= m_upd[1]->busy_r() ? 0 : 2;
// PC2: CALL-CPU2
data |= m_latch[0]->pending_r() ? 0 : 4;
@ -182,9 +211,12 @@ void cgang_state::sound_map(address_map &map)
{
map.unmap_value_high();
map(0x0000, 0x0fff).ram();
map(0x1000, 0x1001).rw(m_ymsnd, FUNC(ym2151_device::status_r), FUNC(ym2151_device::write));
map(0x2000, 0x2003).mirror(0x0ffc).rw(m_ppi[4], FUNC(i8255_device::read), FUNC(i8255_device::write));
map(0x3000, 0x3000).mirror(0x0fff).r(m_latch[0], FUNC(generic_latch_8_device::read));
map(0x4000, 0x4000).mirror(0x0fff).w(m_latch[1], FUNC(generic_latch_8_device::write));
map(0x5000, 0x5000).mirror(0x0fff).w(FUNC(cgang_state::adpcm_w<0>));
map(0x6000, 0x6000).mirror(0x0fff).w(FUNC(cgang_state::adpcm_w<1>));
map(0x7000, 0x7000).mirror(0x0fff).w(FUNC(cgang_state::spot_w));
map(0x8000, 0xffff).rom();
}
@ -249,10 +281,19 @@ void cgang_state::cgang(machine_config &config)
I8255(config, m_ppi[3]); // 0x80: all = output
I8255(config, m_ppi[4]); // 0x89: A & B = output, C = input
m_ppi[4]->out_pa_callback().set(FUNC(cgang_state::ppi4_a_w));
m_ppi[4]->in_pc_callback().set(FUNC(cgang_state::ppi4_c_r));
/* sound hardware */
SPEAKER(config, "mono").front_center();
YM2151(config, m_ymsnd, 3.579545_MHz_XTAL);
m_ymsnd->add_route(ALL_OUTPUTS, "mono", 0.5);
UPD7759(config, m_upd[0], 640_kHz_XTAL);
m_upd[0]->add_route(ALL_OUTPUTS, "mono", 0.5);
UPD7759(config, m_upd[1], 640_kHz_XTAL);
m_upd[1]->add_route(ALL_OUTPUTS, "mono", 0.5);
}
@ -283,5 +324,5 @@ ROM_END
Drivers
******************************************************************************/
/* YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY, FULLNAME, FLAGS */
CONS( 1990, cgang, 0, 0, cgang, cgang, cgang_state, empty_init, "Namco (Data East license)", "Cosmo Gang (US)", MACHINE_MECHANICAL | MACHINE_NO_SOUND | MACHINE_NOT_WORKING )
/* YEAR NAME PARENT MACHINE INPUT CLASS INIT MONITOR COMPANY, FULLNAME, FLAGS */
GAME( 1990, cgang, 0, cgang, cgang, cgang_state, empty_init, ROT0, "Namco (Data East license)", "Cosmo Gang (US)", MACHINE_MECHANICAL | MACHINE_NOT_WORKING )