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Diffstat (limited to 'src/mame/audio/segam1audio.cpp')
-rw-r--r--src/mame/audio/segam1audio.cpp145
1 files changed, 0 insertions, 145 deletions
diff --git a/src/mame/audio/segam1audio.cpp b/src/mame/audio/segam1audio.cpp
deleted file mode 100644
index cce5ce2a3ae..00000000000
--- a/src/mame/audio/segam1audio.cpp
+++ /dev/null
@@ -1,145 +0,0 @@
-// license:BSD-3-Clause
-// copyright-holders:R. Belmont
-/***************************************************************************
-
- Sega Model 1 sound board (68000 + 2x 315-5560 "MultiPCM")
-
- used for Model 1 and early Model 2 games
-
-***************************************************************************/
-
-#include "emu.h"
-#include "audio/segam1audio.h"
-
-#include "machine/clock.h"
-#include "speaker.h"
-
-void segam1audio_device::segam1audio_map(address_map &map)
-{
- map(0x000000, 0x03ffff).rom();
- map(0x080000, 0x09ffff).rom().region("sndcpu", 0x20000); // mirror of upper ROM socket
- map(0xc20000, 0xc20003).rw(m_uart, FUNC(i8251_device::read), FUNC(i8251_device::write)).umask16(0x00ff);
- map(0xc40000, 0xc40007).rw(m_multipcm_1, FUNC(multipcm_device::read), FUNC(multipcm_device::write)).umask16(0x00ff);
- map(0xc40012, 0xc40013).nopw();
- map(0xc50000, 0xc50001).w(FUNC(segam1audio_device::m1_snd_mpcm_bnk1_w));
- map(0xc60000, 0xc60007).rw(m_multipcm_2, FUNC(multipcm_device::read), FUNC(multipcm_device::write)).umask16(0x00ff);
- map(0xc70000, 0xc70001).w(FUNC(segam1audio_device::m1_snd_mpcm_bnk2_w));
- map(0xd00000, 0xd00007).rw(m_ym, FUNC(ym3438_device::read), FUNC(ym3438_device::write)).umask16(0x00ff);
- map(0xf00000, 0xf0ffff).ram();
-}
-
-void segam1audio_device::mpcm1_map(address_map &map)
-{
- map(0x000000, 0x0fffff).rom();
- map(0x100000, 0x1fffff).bankr(m_mpcmbank1);
-}
-
-void segam1audio_device::mpcm2_map(address_map &map)
-{
- map(0x000000, 0x0fffff).rom();
- map(0x100000, 0x1fffff).bankr(m_mpcmbank2);
-}
-
-//**************************************************************************
-// GLOBAL VARIABLES
-//**************************************************************************
-
-DEFINE_DEVICE_TYPE(SEGAM1AUDIO, segam1audio_device, "segam1audio", "Sega Model 1 Sound Board")
-
-//-------------------------------------------------
-// device_add_mconfig - add device configuration
-//-------------------------------------------------
-
-void segam1audio_device::device_add_mconfig(machine_config &config)
-{
- M68000(config, m_audiocpu, 10000000); // verified on real h/w
- m_audiocpu->set_addrmap(AS_PROGRAM, &segam1audio_device::segam1audio_map);
-
- SPEAKER(config, "lspeaker").front_left();
- SPEAKER(config, "rspeaker").front_right();
-
- YM3438(config, m_ym, 8000000);
- m_ym->add_route(0, "lspeaker", 0.60);
- m_ym->add_route(1, "rspeaker", 0.60);
-
- MULTIPCM(config, m_multipcm_1, 8000000);
- m_multipcm_1->set_addrmap(0, &segam1audio_device::mpcm1_map);
- m_multipcm_1->add_route(0, "lspeaker", 1.0);
- m_multipcm_1->add_route(1, "rspeaker", 1.0);
-
- MULTIPCM(config, m_multipcm_2, 8000000);
- m_multipcm_2->set_addrmap(0, &segam1audio_device::mpcm2_map);
- m_multipcm_2->add_route(0, "lspeaker", 1.0);
- m_multipcm_2->add_route(1, "rspeaker", 1.0);
-
- I8251(config, m_uart, 8000000); // T82C51, clock unknown
- m_uart->rxrdy_handler().set_inputline(m_audiocpu, M68K_IRQ_2);
- m_uart->txd_handler().set(FUNC(segam1audio_device::output_txd));
-
- clock_device &uart_clock(CLOCK(config, "uart_clock", 500000)); // 16 times 31.25MHz (standard Sega/MIDI sound data rate)
- uart_clock.signal_handler().set(m_uart, FUNC(i8251_device::write_txc));
- uart_clock.signal_handler().append(m_uart, FUNC(i8251_device::write_rxc));
-}
-
-//**************************************************************************
-// LIVE DEVICE
-//**************************************************************************
-
-//-------------------------------------------------
-// segam1audio_device - constructor
-//-------------------------------------------------
-
-segam1audio_device::segam1audio_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) :
- device_t(mconfig, SEGAM1AUDIO, tag, owner, clock),
- m_audiocpu(*this, "sndcpu"),
- m_multipcm_1(*this, "pcm1"),
- m_multipcm_2(*this, "pcm2"),
- m_ym(*this, "ymsnd"),
- m_uart(*this, "uart"),
- m_multipcm1_region(*this, "pcm1"),
- m_multipcm2_region(*this, "pcm2"),
- m_mpcmbank1(*this, "m1pcm1_bank"),
- m_mpcmbank2(*this, "m1pcm2_bank"),
- m_rxd_handler(*this)
-{
-}
-
-//-------------------------------------------------
-// device_start - device-specific startup
-//-------------------------------------------------
-
-void segam1audio_device::device_start()
-{
- m_rxd_handler.resolve_safe();
- m_mpcmbank1->configure_entries(0, 4, m_multipcm1_region->base(), 0x100000);
- m_mpcmbank2->configure_entries(0, 4, m_multipcm2_region->base(), 0x100000);
-}
-
-//-------------------------------------------------
-// device_reset - device-specific reset
-//-------------------------------------------------
-
-void segam1audio_device::device_reset()
-{
- m_uart->write_cts(0);
-}
-
-void segam1audio_device::m1_snd_mpcm_bnk1_w(uint16_t data)
-{
- m_mpcmbank1->set_entry(data & 3);
-}
-
-void segam1audio_device::m1_snd_mpcm_bnk2_w(uint16_t data)
-{
- m_mpcmbank2->set_entry(data & 3);
-}
-
-WRITE_LINE_MEMBER(segam1audio_device::write_txd)
-{
- m_uart->write_rxd(state);
-}
-
-WRITE_LINE_MEMBER(segam1audio_device::output_txd)
-{
- m_rxd_handler(state);
-}