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author angelosa <salese_corp_ltd@email.it>2017-06-04 21:18:10 +0200
committer angelosa <salese_corp_ltd@email.it>2017-06-04 21:18:10 +0200
commit599ebc3d01f673110f68c5a268474704a314c29c (patch)
tree9a94e4d4fff802264bdf9037cf824e13d96e840f
parent16e2a361cc71f7d1574f9e4adc230a895848491b (diff)
ron.cpp: First look at sound (nw)
-rw-r--r--src/mame/drivers/ron.cpp104
1 files changed, 98 insertions, 6 deletions
diff --git a/src/mame/drivers/ron.cpp b/src/mame/drivers/ron.cpp
index 1236d3843b7..942f595da94 100644
--- a/src/mame/drivers/ron.cpp
+++ b/src/mame/drivers/ron.cpp
@@ -14,9 +14,12 @@
#include "emu.h"
#include "cpu/z80/z80.h"
+#include "cpu/mcs48/mcs48.h"
#include "sound/ay8910.h"
#include "screen.h"
#include "speaker.h"
+#include "machine/gen_latch.h"
+#include "debugger.h"
// TBD
#define MAIN_CLOCK XTAL_4MHz
@@ -28,10 +31,13 @@ public:
ron_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag),
m_maincpu(*this, "maincpu"),
+ m_audiocpu(*this, "audiocpu"),
+ m_ay(*this, "aysnd"),
m_gfxdecode(*this, "gfxdecode"),
m_vram(*this, "vram"),
m_cram(*this, "cram"),
- m_mj_ports(*this, { "PL1_1", "PL1_2", "PL1_3", "PL1_4","PL2_1", "PL2_2", "PL2_3", "PL2_4" })
+ m_mj_ports(*this, { "PL1_1", "PL1_2", "PL1_3", "PL1_4","PL2_1", "PL2_2", "PL2_3", "PL2_4" }),
+ m_soundlatch(*this, "soundlatch")
{
}
@@ -44,6 +50,12 @@ public:
DECLARE_READ8_MEMBER(p1_mux_r);
DECLARE_READ8_MEMBER(p2_mux_r);
DECLARE_WRITE8_MEMBER(mux_w);
+ DECLARE_WRITE8_MEMBER(sound_cmd_w);
+ DECLARE_READ8_MEMBER(audio_cmd_r);
+ DECLARE_WRITE8_MEMBER(audio_p1_w);
+ DECLARE_WRITE8_MEMBER(audio_p2_w);
+ DECLARE_READ_LINE_MEMBER(audio_T1_r);
+ //DECLARE_WRITE8_MEMBER(audio_T0_w);
protected:
// driver_device overrides
@@ -54,14 +66,19 @@ protected:
// devices
required_device<cpu_device> m_maincpu;
+ required_device<cpu_device> m_audiocpu;
+ required_device<ay8910_device> m_ay;
required_device<gfxdecode_device> m_gfxdecode;
required_shared_ptr<uint8_t> m_vram;
required_shared_ptr<uint8_t> m_cram;
required_ioport_array<8> m_mj_ports;
+ required_device<generic_latch_8_device> m_soundlatch;
private:
bool m_nmi_enable;
uint8_t m_mux_data;
uint8_t read_mux(bool which);
+ uint8_t m_prev_p2;
+ bool m_ay_address_sel;
};
void ron_state::video_start()
@@ -146,6 +163,11 @@ WRITE8_MEMBER(ron_state::mux_w)
m_mux_data = data;
}
+WRITE8_MEMBER(ron_state::sound_cmd_w)
+{
+ m_soundlatch->write(space, 0, data);
+ //m_audiocpu->set_input_line(0, HOLD_LINE);
+}
static ADDRESS_MAP_START( ron_map, AS_PROGRAM, 8, ron_state )
AM_RANGE(0x0000, 0x4fff) AM_ROM
@@ -162,9 +184,18 @@ static ADDRESS_MAP_START( ron_io, AS_IO, 8, ron_state )
AM_RANGE(0x01, 0x01) AM_READ(p2_mux_r)
AM_RANGE(0x02, 0x02) AM_READ_PORT("DSW")
AM_RANGE(0x03, 0x03) AM_READ_PORT("SYSTEM") AM_WRITE(mux_w)
+ AM_RANGE(0x07, 0x07) AM_WRITE(sound_cmd_w)
AM_RANGE(0x0a, 0x0a) AM_WRITE(output_w)
ADDRESS_MAP_END
+static ADDRESS_MAP_START( ron_audio_map, AS_PROGRAM, 8, ron_state)
+ AM_RANGE(0x0000,0x0fff) AM_ROM
+ADDRESS_MAP_END
+
+static ADDRESS_MAP_START( ron_audio_io, AS_IO, 8, ron_state)
+
+ADDRESS_MAP_END
+
static INPUT_PORTS_START( ron )
PORT_START("SYSTEM")
PORT_DIPNAME( 0x01, 0x01, "SYSTEM" )
@@ -333,6 +364,56 @@ INTERRUPT_GEN_MEMBER( ron_state::vblank_irq )
device.execute().set_input_line(INPUT_LINE_NMI, PULSE_LINE);
}
+#if 0
+WRITE8_MEMBER(ron_state::audio_T0_w )
+{
+ printf("audio\n");
+}
+#endif
+
+READ8_MEMBER(ron_state::audio_cmd_r)
+{
+ return m_soundlatch->read(space,0);
+}
+
+WRITE8_MEMBER(ron_state::audio_p1_w)
+{
+ //address_space &space = m_audiocpu->space(AS_PROGRAM);
+
+ //printf("p1 %02x %d\n",data,m_ay_address_sel);
+ //machine().debug_break();
+
+ if(m_ay_address_sel == true)
+ m_ay->address_w(space, 0, data);
+ else
+ m_ay->data_w(space, 0, data);
+}
+
+WRITE8_MEMBER(ron_state::audio_p2_w)
+{
+ // TODO: guesswork, presumably f/f based
+ // p2 ff
+ // p2 3f
+ if(data == 0xff)
+ m_ay_address_sel = false;
+
+ // p2 5f
+ // p2 3f
+ // p2 3f
+ if(data == 0x5f)
+ m_ay_address_sel = true;
+
+ m_prev_p2 = data;
+
+ //printf("p2 %02x\n",data);
+// machine().debug_break();
+}
+
+READ_LINE_MEMBER(ron_state::audio_T1_r )
+{
+ // TODO: what controls this?
+ return machine().rand() & 1;
+}
static MACHINE_CONFIG_START( ron )
@@ -342,6 +423,15 @@ static MACHINE_CONFIG_START( ron )
MCFG_CPU_IO_MAP(ron_io)
MCFG_CPU_VBLANK_INT_DRIVER("screen", ron_state, vblank_irq)
+ MCFG_CPU_ADD("audiocpu",I8035,MAIN_CLOCK)
+ MCFG_CPU_PROGRAM_MAP(ron_audio_map)
+ MCFG_CPU_IO_MAP(ron_audio_io)
+ //MCFG_MCS48_PORT_T0_CLK_CUSTOM(ron_state, audio_T0_w)
+ MCFG_MCS48_PORT_P2_IN_CB(READ8(ron_state, audio_cmd_r))
+ MCFG_MCS48_PORT_P1_OUT_CB(WRITE8(ron_state, audio_p1_w))
+ MCFG_MCS48_PORT_P2_OUT_CB(WRITE8(ron_state, audio_p2_w))
+ MCFG_MCS48_PORT_T1_IN_CB(READLINE(ron_state, audio_T1_r))
+
/* video hardware */
MCFG_SCREEN_ADD("screen", RASTER)
MCFG_SCREEN_UPDATE_DRIVER(ron_state, screen_update)
@@ -353,8 +443,10 @@ static MACHINE_CONFIG_START( ron )
MCFG_PALETTE_ADD("palette", 8)
MCFG_PALETTE_INIT_OWNER(ron_state, ron)
+ MCFG_GENERIC_LATCH_8_ADD("soundlatch")
+
/* sound hardware */
- MCFG_SPEAKER_STANDARD_MONO("mono")
+ MCFG_SPEAKER_STANDARD_MONO("mono")
MCFG_SOUND_ADD("aysnd", AY8910, MAIN_CLOCK/4)
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.30)
MACHINE_CONFIG_END
@@ -374,6 +466,10 @@ ROM_START( ron2 )
ROM_LOAD( "r0__4.9n", 0x003000, 0x001000, CRC(86340522) SHA1(0175dda90e9e4798e9f2ab7a0ab97aa397ca18b8) )
ROM_LOAD( "r0__5.8h", 0x004000, 0x001000, CRC(3a28ad40) SHA1(872ced2d7515850cd86b84c81b14f200093746ad) )
+ ROM_REGION( 0x10000, "audiocpu", ROMREGION_ERASE00 )
+ ROM_LOAD( "r0_mu.4a", 0x0000, 0x000800, CRC(3491d8d5) SHA1(0aa0581350f4b3b81f3fa1f7c55a9bfb1f2c5f3b) )
+ ROM_LOAD( "r0_v0.4c", 0x0800, 0x000800, CRC(4160eb7f) SHA1(1756937378cbabb2229129b794d8c5d955252ed4) )
+
ROM_REGION( 0x0800, "gfx1", ROMREGION_ERASE00 )
ROM_LOAD( "r0__b.4k", 0x0000, 0x0800, CRC(8a61cdde) SHA1(0a38573ed644f1ed897443187f5cb61a6eb499b2) )
@@ -381,10 +477,6 @@ ROM_START( ron2 )
ROM_LOAD( "r0_a1.4n", 0x0000, 0x0800, CRC(2d6276f4) SHA1(432b7fe0a1f1e9fdc9e276bcf27f74a5aec6c940) )
ROM_LOAD( "r0_a2.4l", 0x0800, 0x0800, CRC(2fe4a54f) SHA1(bb1d109851677ede58f875eff2588f60f979864e) )
- ROM_REGION( 0x10000, "mcu", ROMREGION_ERASE00 )
- ROM_LOAD( "r0_mu.4a", 0x0000, 0x000800, CRC(3491d8d5) SHA1(0aa0581350f4b3b81f3fa1f7c55a9bfb1f2c5f3b) )
- ROM_LOAD( "r0_v0.4c", 0x0800, 0x000800, CRC(4160eb7f) SHA1(1756937378cbabb2229129b794d8c5d955252ed4) )
-
ROM_REGION( 0x500, "proms", ROMREGION_ERASE00 )
ROM_LOAD( "82s123_1.6b", 0x000000, 0x000020, CRC(bd9bb647) SHA1(aad83eb295107cdc7ee96d78e81b0621ac351398) )
ROM_LOAD( "82s123_2.6c", 0x000100, 0x000020, CRC(439109d6) SHA1(f0d79048bb27a63c641296b3b1b81f513df9b33d) )