mirror of
https://github.com/holub/mame
synced 2025-07-11 20:54:11 +03:00
(MESS) svision: handling sound IRQ via a device delegate allows
to finally untangle the sound device from the main state. also given the sound device its own .h file. nw.
This commit is contained in:
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vendored
@ -8048,7 +8048,8 @@ src/mess/audio/socrates.c svneol=native#text/plain
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src/mess/audio/socrates.h svneol=native#text/plain
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src/mess/audio/specimx_snd.c svneol=native#text/plain
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src/mess/audio/specimx_snd.h svneol=native#text/plain
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src/mess/audio/svision.c svneol=native#text/plain
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src/mess/audio/svis_snd.c svneol=native#text/plain
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src/mess/audio/svis_snd.h svneol=native#text/plain
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src/mess/audio/tvc_snd.c svneol=native#text/plain
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src/mess/audio/tvc_snd.h svneol=native#text/plain
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src/mess/audio/upd1771.c svneol=native#text/plain
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@ -5,11 +5,11 @@
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***************************************************************************/
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#include "emu.h"
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#include "includes/svision.h"
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#include "svis_snd.h"
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// device type definition
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const device_type SVISION = &device_creator<svision_sound_device>;
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const device_type SVISION_SND = &device_creator<svision_sound_device>;
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//**************************************************************************
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@ -21,7 +21,7 @@ const device_type SVISION = &device_creator<svision_sound_device>;
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//-------------------------------------------------
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svision_sound_device::svision_sound_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock)
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: device_t(mconfig, SVISION, "Super Vision Audio Custom", tag, owner, clock, "svision_sound", __FILE__),
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: device_t(mconfig, SVISION_SND, "Super Vision Audio Custom", tag, owner, clock, "svision_sound", __FILE__),
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device_sound_interface(mconfig, *this),
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m_mixer_channel(NULL)
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{
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@ -34,6 +34,9 @@ svision_sound_device::svision_sound_device(const machine_config &mconfig, const
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void svision_sound_device::device_start()
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{
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// bind callbacks
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m_irq_cb.bind_relative_to(*owner());
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memset(&m_dma, 0, sizeof(m_dma));
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memset(&m_noise, 0, sizeof(m_noise));
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memset(m_channel, 0, sizeof(m_channel));
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@ -146,17 +149,16 @@ void svision_sound_device::sound_stream_update(sound_stream &stream, stream_samp
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m_dma.pos += m_dma.step;
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if (m_dma.pos >= m_dma.size)
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{
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svision_state *sv_state = machine().driver_data<svision_state>();
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m_dma.finished = TRUE;
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m_dma.on = FALSE;
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sv_state->svision_irq();
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m_irq_cb();
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}
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}
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}
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}
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WRITE8_MEMBER( svision_sound_device::svision_sounddma_w )
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WRITE8_MEMBER( svision_sound_device::sounddma_w )
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{
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logerror("%.6f svision snddma write %04x %02x\n", space.machine().time().as_double(),offset+0x18,data);
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m_dma.reg[offset] = data;
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@ -186,7 +188,7 @@ WRITE8_MEMBER( svision_sound_device::svision_sounddma_w )
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}
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WRITE8_MEMBER( svision_sound_device::svision_noise_w )
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WRITE8_MEMBER( svision_sound_device::noise_w )
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{
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// logerror("%.6f svision noise write %04x %02x\n",machine.time(),offset+0x28,data);
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m_noise.reg[offset]=data;
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140
src/mess/audio/svis_snd.h
Normal file
140
src/mess/audio/svis_snd.h
Normal file
@ -0,0 +1,140 @@
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/*****************************************************************************
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*
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* svis_snd.h
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*
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****************************************************************************/
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#ifndef SVIS_SND_H_
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#define SVIS_SND_H_
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//**************************************************************************
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// TYPE DEFINITIONS
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//**************************************************************************
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enum SVISION_NOISE_Type
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{
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SVISION_NOISE_Type7Bit,
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SVISION_NOISE_Type14Bit
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};
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struct SVISION_NOISE
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{
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SVISION_NOISE() :
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on(0),
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right(0),
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left(0),
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play(0),
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type(SVISION_NOISE_Type7Bit),
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state(0),
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volume(0),
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count(0),
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step(0.0),
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pos(0.0),
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value(0)
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{
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memset(reg, 0, sizeof(UINT8)*3);
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}
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UINT8 reg[3];
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int on, right, left, play;
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SVISION_NOISE_Type type;
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int state;
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int volume;
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int count;
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double step, pos;
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int value; // currently simple random function
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};
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struct SVISION_DMA
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{
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SVISION_DMA() :
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on(0),
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right(0),
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left(0),
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ca14to16(0),
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start(0),
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size(0),
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pos(0.0),
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step(0.0),
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finished(0)
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{
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memset(reg, 0, sizeof(UINT8)*5);
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}
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UINT8 reg[5];
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int on, right, left;
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int ca14to16;
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int start,size;
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double pos, step;
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int finished;
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};
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struct SVISION_CHANNEL
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{
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SVISION_CHANNEL() :
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on(0),
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waveform(0),
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volume(0),
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pos(0),
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size(0),
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count(0)
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{
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memset(reg, 0, sizeof(UINT8)*4);
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}
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UINT8 reg[4];
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int on;
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int waveform, volume;
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int pos;
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int size;
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int count;
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};
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typedef device_delegate<void (void)> svision_snd_irq_delegate;
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#define SVISION_SND_IRQ_MEMBER(_name) void _name(void)
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#define SVISION_SND_IRQ_CB(_class, _method) \
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svision_sound_device::set_irq_callback(*device, svision_snd_irq_delegate(&_class::_method, #_class "::" #_method, downcast<_class *>(owner)));
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// ======================> svision_sound_device
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class svision_sound_device : public device_t,
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public device_sound_interface
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{
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public:
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svision_sound_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
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~svision_sound_device() { }
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// static configuration
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static void set_irq_callback(device_t &device, svision_snd_irq_delegate callback) { downcast<svision_sound_device &>(device).m_irq_cb = callback; }
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protected:
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// device-level overrides
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virtual void device_start();
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// sound stream update overrides
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virtual void sound_stream_update(sound_stream &stream, stream_sample_t **inputs, stream_sample_t **outputs, int samples);
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public:
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DECLARE_WRITE8_MEMBER( sounddma_w );
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DECLARE_WRITE8_MEMBER( noise_w );
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public:
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int *dma_finished();
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void sound_decrement();
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void soundport_w(int which, int offset, int data);
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private:
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svision_snd_irq_delegate m_irq_cb;
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sound_stream *m_mixer_channel;
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SVISION_DMA m_dma;
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SVISION_NOISE m_noise;
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SVISION_CHANNEL m_channel[2];
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};
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extern const device_type SVISION_SND;
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#endif /* SVIS_SND_H_ */
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******************************************************************************/
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#include "emu.h"
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#include "includes/svision.h"
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#include "svision.lh"
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@ -172,11 +171,11 @@ WRITE8_MEMBER(svision_state::svision_w)
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break;
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case 0x18: case 0x19: case 0x1a: case 0x1b: case 0x1c:
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m_sound->svision_sounddma_w(space, offset - 0x18, data);
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m_sound->sounddma_w(space, offset - 0x18, data);
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break;
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case 0x28: case 0x29: case 0x2a:
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m_sound->svision_noise_w(space, offset - 0x28, data);
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m_sound->noise_w(space, offset - 0x28, data);
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break;
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default:
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@ -255,21 +254,21 @@ WRITE8_MEMBER(svision_state::tvlink_w)
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}
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static ADDRESS_MAP_START( svision_mem , AS_PROGRAM, 8, svision_state )
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AM_RANGE( 0x0000, 0x1fff) AM_RAM
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AM_RANGE( 0x2000, 0x3fff) AM_READWRITE(svision_r, svision_w) AM_SHARE("reg")
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AM_RANGE( 0x4000, 0x5fff) AM_RAM AM_SHARE("videoram")
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AM_RANGE( 0x6000, 0x7fff) AM_NOP
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AM_RANGE( 0x8000, 0xbfff) AM_ROMBANK("bank1")
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AM_RANGE( 0xc000, 0xffff) AM_ROMBANK("bank2")
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AM_RANGE(0x0000, 0x1fff) AM_RAM
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AM_RANGE(0x2000, 0x3fff) AM_READWRITE(svision_r, svision_w) AM_SHARE("reg")
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AM_RANGE(0x4000, 0x5fff) AM_RAM AM_SHARE("videoram")
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AM_RANGE(0x6000, 0x7fff) AM_NOP
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AM_RANGE(0x8000, 0xbfff) AM_ROMBANK("bank1")
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AM_RANGE(0xc000, 0xffff) AM_ROMBANK("bank2")
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ADDRESS_MAP_END
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static ADDRESS_MAP_START( tvlink_mem , AS_PROGRAM, 8, svision_state )
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AM_RANGE( 0x0000, 0x1fff) AM_RAM
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AM_RANGE( 0x2000, 0x3fff) AM_READWRITE(tvlink_r, tvlink_w) AM_SHARE("reg")
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AM_RANGE( 0x4000, 0x5fff) AM_RAM AM_SHARE("videoram")
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AM_RANGE( 0x6000, 0x7fff) AM_NOP
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AM_RANGE( 0x8000, 0xbfff) AM_ROMBANK("bank1")
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AM_RANGE( 0xc000, 0xffff) AM_ROMBANK("bank2")
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AM_RANGE(0x0000, 0x1fff) AM_RAM
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AM_RANGE(0x2000, 0x3fff) AM_READWRITE(tvlink_r, tvlink_w) AM_SHARE("reg")
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AM_RANGE(0x4000, 0x5fff) AM_RAM AM_SHARE("videoram")
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AM_RANGE(0x6000, 0x7fff) AM_NOP
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AM_RANGE(0x8000, 0xbfff) AM_ROMBANK("bank1")
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AM_RANGE(0xc000, 0xffff) AM_ROMBANK("bank2")
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ADDRESS_MAP_END
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static INPUT_PORTS_START( svision )
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@ -351,27 +350,18 @@ static const unsigned char svisionn_palette[] =
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PALETTE_INIT_MEMBER(svision_state, svision)
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{
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int i;
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for( i = 0; i < sizeof(svision_palette) / 3; i++ ) {
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palette.set_pen_color(i, svision_palette[i*3], svision_palette[i*3+1], svision_palette[i*3+2] );
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}
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for (int i = 0; i < sizeof(svision_palette) / 3; i++)
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palette.set_pen_color(i, svision_palette[i*3], svision_palette[i*3+1], svision_palette[i*3+2]);
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}
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PALETTE_INIT_MEMBER(svision_state,svisionn)
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{
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int i;
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for ( i = 0; i < sizeof(svisionn_palette) / 3; i++ ) {
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palette.set_pen_color(i, svisionn_palette[i*3], svisionn_palette[i*3+1], svisionn_palette[i*3+2] );
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}
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for (int i = 0; i < sizeof(svisionn_palette) / 3; i++)
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palette.set_pen_color(i, svisionn_palette[i*3], svisionn_palette[i*3+1], svisionn_palette[i*3+2]);
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}
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PALETTE_INIT_MEMBER(svision_state,svisionp)
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{
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int i;
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for ( i = 0; i < sizeof(svisionn_palette) / 3; i++ ) {
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palette.set_pen_color(i, svisionp_palette[i*3], svisionp_palette[i*3+1], svisionp_palette[i*3+2] );
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}
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for (int i = 0; i < sizeof(svisionn_palette) / 3; i++)
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palette.set_pen_color(i, svisionp_palette[i*3], svisionp_palette[i*3+1], svisionp_palette[i*3+2]);
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}
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UINT32 svision_state::screen_update_svision(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
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@ -438,24 +428,22 @@ UINT32 svision_state::screen_update_tvlink(screen_device &screen, bitmap_rgb32 &
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INTERRUPT_GEN_MEMBER(svision_state::svision_frame_int)
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{
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if (BANK&1)
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if (BANK & 1)
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device.execute().set_input_line(INPUT_LINE_NMI, PULSE_LINE);
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m_sound->sound_decrement();
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}
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DRIVER_INIT_MEMBER(svision_state,svision)
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DRIVER_INIT_MEMBER(svision_state, svision)
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{
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m_svision.timer1 = machine().scheduler().timer_alloc(timer_expired_delegate(FUNC(svision_state::svision_timer),this));
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m_sound = machine().device<svision_sound_device>("custom");
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m_dma_finished = m_sound->dma_finished();
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m_pet.on = FALSE;
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}
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DRIVER_INIT_MEMBER(svision_state,svisions)
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DRIVER_INIT_MEMBER(svision_state, svisions)
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{
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m_svision.timer1 = machine().scheduler().timer_alloc(timer_expired_delegate(FUNC(svision_state::svision_timer),this));
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m_sound = machine().device<svision_sound_device>("custom");
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m_dma_finished = m_sound->dma_finished();
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m_pet.on = TRUE;
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m_pet.timer = machine().scheduler().timer_alloc(timer_expired_delegate(FUNC(svision_state::svision_pet_timer),this));
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@ -534,9 +522,10 @@ static MACHINE_CONFIG_START( svision, svision_state )
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/* sound hardware */
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MCFG_SPEAKER_STANDARD_STEREO("lspeaker", "rspeaker")
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MCFG_SOUND_ADD("custom", SVISION, 0)
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MCFG_SOUND_ADD("custom", SVISION_SND, 0)
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MCFG_SOUND_ROUTE(0, "lspeaker", 0.50)
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MCFG_SOUND_ROUTE(1, "rspeaker", 0.50)
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SVISION_SND_IRQ_CB(svision_state, svision_irq)
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/* cartridge */
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MCFG_GENERIC_CARTSLOT_ADD("cartslot", generic_plain_slot, "svision_cart")
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@ -545,7 +534,7 @@ static MACHINE_CONFIG_START( svision, svision_state )
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MCFG_GENERIC_LOAD(svision_state, svision_cart)
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/* Software lists */
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MCFG_SOFTWARE_LIST_ADD("cart_list","svision")
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MCFG_SOFTWARE_LIST_ADD("cart_list", "svision")
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MACHINE_CONFIG_END
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static MACHINE_CONFIG_DERIVED( svisions, svision )
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@ -558,7 +547,7 @@ static MACHINE_CONFIG_DERIVED( svisionp, svision )
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MCFG_SCREEN_MODIFY("screen")
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MCFG_SCREEN_REFRESH_RATE(50)
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MCFG_PALETTE_MODIFY("palette")
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MCFG_PALETTE_INIT_OWNER(svision_state, svisionp )
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MCFG_PALETTE_INIT_OWNER(svision_state, svisionp)
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MACHINE_CONFIG_END
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static MACHINE_CONFIG_DERIVED( svisionn, svision )
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@ -567,14 +556,14 @@ static MACHINE_CONFIG_DERIVED( svisionn, svision )
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MCFG_SCREEN_MODIFY("screen")
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MCFG_SCREEN_REFRESH_RATE(60)
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MCFG_PALETTE_MODIFY("palette")
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MCFG_PALETTE_INIT_OWNER(svision_state, svisionn )
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MCFG_PALETTE_INIT_OWNER(svision_state, svisionn)
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MACHINE_CONFIG_END
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static MACHINE_CONFIG_DERIVED( tvlinkp, svisionp )
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MCFG_CPU_MODIFY("maincpu")
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MCFG_CPU_PROGRAM_MAP(tvlink_mem)
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MCFG_MACHINE_RESET_OVERRIDE(svision_state, tvlink )
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MCFG_MACHINE_RESET_OVERRIDE(svision_state, tvlink)
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MCFG_SCREEN_MODIFY("screen")
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MCFG_SCREEN_NO_PALETTE
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@ -8,6 +8,7 @@
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#define SVISION_H_
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#include "cpu/m6502/m65c02.h"
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#include "audio/svis_snd.h"
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#include "bus/generic/slot.h"
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#include "bus/generic/carts.h"
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@ -31,14 +32,13 @@ struct tvlink_t
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int palette_on;
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};
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class svision_sound_device; // defined below
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class svision_state : public driver_device
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{
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public:
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svision_state(const machine_config &mconfig, device_type type, const char *tag)
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: driver_device(mconfig, type, tag),
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m_maincpu(*this, "maincpu"),
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m_sound(*this, "custom"),
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m_cart(*this, "cartslot"),
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m_reg(*this, "reg"),
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m_videoram(*this, "videoram"),
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@ -46,7 +46,6 @@ public:
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m_joy2(*this, "JOY2"),
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m_palette(*this, "palette") { }
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svision_sound_device *m_sound;
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int *m_dma_finished;
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svision_t m_svision;
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svision_pet_t m_pet;
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@ -75,6 +74,7 @@ public:
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|
||||
protected:
|
||||
required_device<cpu_device> m_maincpu;
|
||||
required_device<svision_sound_device> m_sound;
|
||||
required_device<generic_slot_device> m_cart;
|
||||
required_shared_ptr<UINT8> m_reg;
|
||||
required_shared_ptr<UINT8> m_videoram;
|
||||
@ -87,132 +87,4 @@ protected:
|
||||
memory_bank *m_bank2;
|
||||
};
|
||||
|
||||
|
||||
/*----------- defined in drivers/svision.c -----------*/
|
||||
|
||||
void svision_irq( running_machine &machine );
|
||||
|
||||
|
||||
/*----------- defined in audio/svision.c -----------*/
|
||||
|
||||
|
||||
//**************************************************************************
|
||||
// TYPE DEFINITIONS
|
||||
//**************************************************************************
|
||||
|
||||
enum SVISION_NOISE_Type
|
||||
{
|
||||
SVISION_NOISE_Type7Bit,
|
||||
SVISION_NOISE_Type14Bit
|
||||
};
|
||||
|
||||
struct SVISION_NOISE
|
||||
{
|
||||
SVISION_NOISE() :
|
||||
on(0),
|
||||
right(0),
|
||||
left(0),
|
||||
play(0),
|
||||
type(SVISION_NOISE_Type7Bit),
|
||||
state(0),
|
||||
volume(0),
|
||||
count(0),
|
||||
step(0.0),
|
||||
pos(0.0),
|
||||
value(0)
|
||||
{
|
||||
memset(reg, 0, sizeof(UINT8)*3);
|
||||
}
|
||||
|
||||
UINT8 reg[3];
|
||||
int on, right, left, play;
|
||||
SVISION_NOISE_Type type;
|
||||
int state;
|
||||
int volume;
|
||||
int count;
|
||||
double step, pos;
|
||||
int value; // currently simple random function
|
||||
};
|
||||
|
||||
struct SVISION_DMA
|
||||
{
|
||||
SVISION_DMA() :
|
||||
on(0),
|
||||
right(0),
|
||||
left(0),
|
||||
ca14to16(0),
|
||||
start(0),
|
||||
size(0),
|
||||
pos(0.0),
|
||||
step(0.0),
|
||||
finished(0)
|
||||
{
|
||||
memset(reg, 0, sizeof(UINT8)*5);
|
||||
}
|
||||
|
||||
UINT8 reg[5];
|
||||
int on, right, left;
|
||||
int ca14to16;
|
||||
int start,size;
|
||||
double pos, step;
|
||||
int finished;
|
||||
};
|
||||
|
||||
struct SVISION_CHANNEL
|
||||
{
|
||||
SVISION_CHANNEL() :
|
||||
on(0),
|
||||
waveform(0),
|
||||
volume(0),
|
||||
pos(0),
|
||||
size(0),
|
||||
count(0)
|
||||
{
|
||||
memset(reg, 0, sizeof(UINT8)*4);
|
||||
}
|
||||
|
||||
UINT8 reg[4];
|
||||
int on;
|
||||
int waveform, volume;
|
||||
int pos;
|
||||
int size;
|
||||
int count;
|
||||
};
|
||||
|
||||
|
||||
// ======================> svision_sound_device
|
||||
|
||||
class svision_sound_device : public device_t,
|
||||
public device_sound_interface
|
||||
{
|
||||
public:
|
||||
svision_sound_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
|
||||
~svision_sound_device() { }
|
||||
|
||||
protected:
|
||||
// device-level overrides
|
||||
virtual void device_start();
|
||||
|
||||
// sound stream update overrides
|
||||
virtual void sound_stream_update(sound_stream &stream, stream_sample_t **inputs, stream_sample_t **outputs, int samples);
|
||||
|
||||
public:
|
||||
DECLARE_WRITE8_MEMBER( svision_sounddma_w );
|
||||
DECLARE_WRITE8_MEMBER( svision_noise_w );
|
||||
|
||||
public:
|
||||
int *dma_finished();
|
||||
void sound_decrement();
|
||||
void soundport_w(int which, int offset, int data);
|
||||
|
||||
private:
|
||||
sound_stream *m_mixer_channel;
|
||||
SVISION_DMA m_dma;
|
||||
SVISION_NOISE m_noise;
|
||||
SVISION_CHANNEL m_channel[2];
|
||||
};
|
||||
|
||||
extern const device_type SVISION;
|
||||
|
||||
|
||||
#endif /* SVISION_H_ */
|
||||
|
@ -1640,7 +1640,7 @@ $(MESSOBJ)/svi.a: \
|
||||
$(MESS_DRIVERS)/svi318.o $(MESS_MACHINE)/svi318.o \
|
||||
|
||||
$(MESSOBJ)/svision.a: \
|
||||
$(MESS_DRIVERS)/svision.o $(MESS_AUDIO)/svision.o \
|
||||
$(MESS_DRIVERS)/svision.o $(MESS_AUDIO)/svis_snd.o \
|
||||
|
||||
$(MESSOBJ)/swtpc09.a: \
|
||||
$(MESS_DRIVERS)/swtpc09.o $(MESS_MACHINE)/swtpc09.o \
|
||||
|
Loading…
Reference in New Issue
Block a user