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-rw-r--r--src/devices/sound/2203intf.cpp172
1 files changed, 0 insertions, 172 deletions
diff --git a/src/devices/sound/2203intf.cpp b/src/devices/sound/2203intf.cpp
deleted file mode 100644
index 3a1a31d26a2..00000000000
--- a/src/devices/sound/2203intf.cpp
+++ /dev/null
@@ -1,172 +0,0 @@
-// license:BSD-3-Clause
-// copyright-holders:Ernesto Corvi
-#include "emu.h"
-#include "2203intf.h"
-#include "fm.h"
-
-const ssg_callbacks ym2203_device::psgintf =
-{
- &ym2203_device::psg_set_clock,
- &ym2203_device::psg_write,
- &ym2203_device::psg_read,
- &ym2203_device::psg_reset
-};
-
-/* IRQ Handler */
-void ym2203_device::irq_handler(int irq)
-{
- m_timer[2]->adjust(attotime::zero, irq);
-}
-
-/* Timer overflow callback from timer.c */
-void ym2203_device::device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr)
-{
- switch(id)
- {
- case TIMER_A:
- ym2203_timer_over(m_chip,0);
- break;
-
- case TIMER_B:
- ym2203_timer_over(m_chip,1);
- break;
-
- case TIMER_IRQ_SYNC:
- if (!m_irq_handler.isnull())
- m_irq_handler(param);
- break;
- }
-}
-
-void ym2203_device::timer_handler(int c, int count, int clock)
-{
- if( count == 0 || clock == 0)
- { /* Reset FM Timer */
- m_timer[c]->enable(false);
- }
- else
- { /* Start FM Timer */
- attotime period = attotime::from_hz(clock) * count;
-
- if (!m_timer[c]->enable(true))
- m_timer[c]->adjust(period);
- }
-}
-
-//-------------------------------------------------
-// stream_generate - handle a stream update
-//-------------------------------------------------
-
-void ym2203_device::stream_generate(sound_stream &stream, std::vector<read_stream_view> const &inputs, std::vector<write_stream_view> &outputs)
-{
- ym2203_update_one(m_chip, outputs[0]);
-}
-
-
-void ym2203_device::device_post_load()
-{
- ym2203_postload(m_chip);
-}
-
-
-//-------------------------------------------------
-// device_start - device-specific startup
-//-------------------------------------------------
-
-void ym2203_device::device_start()
-{
- ay8910_device::device_start();
-
- m_irq_handler.resolve();
-
- /* Timer Handler set */
- m_timer[0] = timer_alloc(TIMER_A);
- m_timer[1] = timer_alloc(TIMER_B);
- m_timer[2] = timer_alloc(TIMER_IRQ_SYNC);
-
- /* stream system initialize */
- calculate_rates();
-
- /* Initialize FM emurator */
- int rate = clock()/72; /* ??? */
- m_chip = ym2203_init(this,clock(),rate,&ym2203_device::static_timer_handler,&ym2203_device::static_irq_handler,&psgintf);
- if (!m_chip)
- throw emu_fatalerror("ym2203_device(%s): Error creating YM2203 chip", tag());
-}
-
-void ym2203_device::device_clock_changed()
-{
- calculate_rates();
- ym2203_clock_changed(m_chip, clock(), clock() / 72);
-}
-
-void ym2203_device::calculate_rates()
-{
- int rate = clock()/72; /* ??? */
-
- if (m_stream != nullptr)
- m_stream->set_sample_rate(rate);
- else
- m_stream = machine().sound().stream_alloc(*this,0,1,rate, stream_update_delegate(&ym2203_device::stream_generate,this), STREAM_DEFAULT_FLAGS);
-}
-
-//-------------------------------------------------
-// device_stop - device-specific stop
-//-------------------------------------------------
-
-void ym2203_device::device_stop()
-{
- if (m_chip)
- ym2203_shutdown(m_chip);
-}
-
-//-------------------------------------------------
-// device_reset - device-specific reset
-//-------------------------------------------------
-
-void ym2203_device::device_reset()
-{
- ym2203_reset_chip(m_chip);
-}
-
-
-u8 ym2203_device::read(offs_t offset)
-{
- return ym2203_read(m_chip, offset & 1);
-}
-
-void ym2203_device::write(offs_t offset, u8 data)
-{
- ym2203_write(m_chip, offset & 1, data);
-}
-
-u8 ym2203_device::status_port_r()
-{
- return read(0);
-}
-
-u8 ym2203_device::read_port_r()
-{
- return read(1);
-}
-
-void ym2203_device::control_port_w(u8 data)
-{
- write(0, data);
-}
-
-void ym2203_device::write_port_w(u8 data)
-{
- write(1, data);
-}
-
-DEFINE_DEVICE_TYPE(YM2203, ym2203_device, "ym2203", "YM2203 OPN")
-
-ym2203_device::ym2203_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock)
- : ay8910_device(mconfig, YM2203, tag, owner, clock, PSG_TYPE_YM, 3, 2)
- , m_stream(nullptr)
- , m_timer{ nullptr, nullptr }
- , m_chip(nullptr)
- , m_irq_handler(*this)
-{
-}