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author Miodrag Milanovic <mmicko@gmail.com>2015-09-13 08:41:44 +0200
committer Miodrag Milanovic <mmicko@gmail.com>2015-09-13 08:41:44 +0200
commitf88cefad27a1737c76e09d99c9fb43e173506081 (patch)
tree2d8167d03579c46e226471747eb4407bd00ed6fa /src/devices/sound/8950intf.h
parente92ac9e0fa8e99869894bea00589bbb526be30aa (diff)
Move all devices into separate part of src tree (nw)
Diffstat (limited to 'src/devices/sound/8950intf.h')
-rw-r--r--src/devices/sound/8950intf.h81
1 files changed, 81 insertions, 0 deletions
diff --git a/src/devices/sound/8950intf.h b/src/devices/sound/8950intf.h
new file mode 100644
index 00000000000..42db5339696
--- /dev/null
+++ b/src/devices/sound/8950intf.h
@@ -0,0 +1,81 @@
+// license:BSD-3-Clause
+// copyright-holders:Ernesto Corvi
+#pragma once
+
+#ifndef __8950INTF_H__
+#define __8950INTF_H__
+
+#include "emu.h"
+
+#define MCFG_Y8950_IRQ_HANDLER(_devcb) \
+ devcb = &y8950_device::set_irq_handler(*device, DEVCB_##_devcb);
+
+#define MCFG_Y8950_KEYBOARD_READ_HANDLER(_devcb) \
+ devcb = &y8950_device::set_keyboard_read_handler(*device, DEVCB_##_devcb);
+
+#define MCFG_Y8950_KEYBOARD_WRITE_HANDLER(_devcb) \
+ devcb = &y8950_device::set_keyboard_write_handler(*device, DEVCB_##_devcb);
+
+#define MCFG_Y8950_IO_READ_HANDLER(_devcb) \
+ devcb = &y8950_device::set_io_read_handler(*device, DEVCB_##_devcb);
+
+#define MCFG_Y8950_IO_WRITE_HANDLER(_devcb) \
+ devcb = &y8950_device::set_io_write_handler(*device, DEVCB_##_devcb);
+
+class y8950_device : public device_t,
+ public device_sound_interface
+{
+public:
+ y8950_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+
+ // static configuration helpers
+ template<class _Object> static devcb_base &set_irq_handler(device_t &device, _Object object) { return downcast<y8950_device &>(device).m_irq_handler.set_callback(object); }
+ template<class _Object> static devcb_base &set_keyboard_read_handler(device_t &device, _Object object) { return downcast<y8950_device &>(device).m_keyboard_read_handler.set_callback(object); }
+ template<class _Object> static devcb_base &set_keyboard_write_handler(device_t &device, _Object object) { return downcast<y8950_device &>(device).m_keyboard_write_handler.set_callback(object); }
+ template<class _Object> static devcb_base &set_io_read_handler(device_t &device, _Object object) { return downcast<y8950_device &>(device).m_io_read_handler.set_callback(object); }
+ template<class _Object> static devcb_base &set_io_write_handler(device_t &device, _Object object) { return downcast<y8950_device &>(device).m_io_write_handler.set_callback(object); }
+
+ DECLARE_READ8_MEMBER( read );
+ DECLARE_WRITE8_MEMBER( write );
+
+ DECLARE_READ8_MEMBER( status_port_r );
+ DECLARE_READ8_MEMBER( read_port_r );
+ DECLARE_WRITE8_MEMBER( control_port_w );
+ DECLARE_WRITE8_MEMBER( write_port_w );
+
+ void _IRQHandler(int irq);
+ void _timer_handler(int c, const attotime &period);
+ void _y8950_update_request();
+ unsigned char _Y8950PortHandler_r();
+ void _Y8950PortHandler_w(unsigned char data);
+ unsigned char _Y8950KeyboardHandler_r();
+ void _Y8950KeyboardHandler_w(unsigned char data);
+
+protected:
+ // device-level overrides
+ virtual void device_config_complete();
+ virtual void device_start();
+ virtual void device_stop();
+ virtual void device_reset();
+
+ virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr);
+
+ // sound stream update overrides
+ virtual void sound_stream_update(sound_stream &stream, stream_sample_t **inputs, stream_sample_t **outputs, int samples);
+
+private:
+ // internal state
+ sound_stream * m_stream;
+ emu_timer * m_timer[2];
+ void * m_chip;
+ devcb_write_line m_irq_handler;
+ devcb_read8 m_keyboard_read_handler;
+ devcb_write8 m_keyboard_write_handler;
+ devcb_read8 m_io_read_handler;
+ devcb_write8 m_io_write_handler;
+};
+
+extern const device_type Y8950;
+
+
+#endif /* __8950INTF_H__ */