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// license:BSD-3-Clause
// copyright-holders:Wilbert Pol
/**********************************************************************
Hudson/NEC HuC6202 interface
**********************************************************************/
#ifndef MAME_VIDEO_HUC6202_H
#define MAME_VIDEO_HUC6202_H
#pragma once
class huc6202_device : public device_t
{
public:
// construction/destruction
huc6202_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
auto next_pixel_0_callback() { return m_next_pixel_0_cb.bind(); }
auto time_til_next_event_0_callback() { return m_time_til_next_event_0_cb.bind(); }
auto vsync_changed_0_callback() { return m_vsync_changed_0_cb.bind(); }
auto hsync_changed_0_callback() { return m_hsync_changed_0_cb.bind(); }
auto read_0_callback() { return m_read_0_cb.bind(); }
auto write_0_callback() { return m_write_0_cb.bind(); }
auto next_pixel_1_callback() { return m_next_pixel_1_cb.bind(); }
auto time_til_next_event_1_callback() { return m_time_til_next_event_1_cb.bind(); }
auto vsync_changed_1_callback() { return m_vsync_changed_1_cb.bind(); }
auto hsync_changed_1_callback() { return m_hsync_changed_1_cb.bind(); }
auto read_1_callback() { return m_read_1_cb.bind(); }
auto write_1_callback() { return m_write_1_cb.bind(); }
DECLARE_READ8_MEMBER( read );
DECLARE_WRITE8_MEMBER( write );
DECLARE_READ8_MEMBER( io_read );
DECLARE_WRITE8_MEMBER( io_write );
DECLARE_READ16_MEMBER( next_pixel );
DECLARE_READ16_MEMBER( time_until_next_event );
DECLARE_WRITE_LINE_MEMBER( vsync_changed );
DECLARE_WRITE_LINE_MEMBER( hsync_changed );
protected:
// device-level overrides
virtual void device_start() override;
virtual void device_reset() override;
private:
/* callbacks */
/* First gfx input device */
devcb_read16 m_next_pixel_0_cb;
/* TODO: Choose proper types */
/* Callback function to get time until next event */
devcb_read16 m_time_til_next_event_0_cb;
devcb_write_line m_vsync_changed_0_cb;
devcb_write_line m_hsync_changed_0_cb;
devcb_read8 m_read_0_cb;
devcb_write8 m_write_0_cb;
/* Second gfx input device */
devcb_read16 m_next_pixel_1_cb;
/* TODO: Choose proper types */
/* Callback function to get time until next event */
devcb_read16 m_time_til_next_event_1_cb;
devcb_write_line m_vsync_changed_1_cb;
devcb_write_line m_hsync_changed_1_cb;
devcb_read8 m_read_1_cb;
devcb_write8 m_write_1_cb;
struct {
uint8_t prio_type;
uint8_t dev0_enabled;
uint8_t dev1_enabled;
} m_prio[4];
uint16_t m_window1;
uint16_t m_window2;
int m_io_device;
int m_map_index;
int m_map_dirty;
uint8_t m_prio_map[512];
};
DECLARE_DEVICE_TYPE(HUC6202, huc6202_device)
#endif // MAME_VIDEO_HUC6202_H
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