// license:BSD-3-Clause // copyright-holders:Angelo Salese, Pierpaolo Prazzoli #include "video/mc6845.h" class speedatk_state : public driver_device { public: speedatk_state(const machine_config &mconfig, device_type type, const char *tag) : driver_device(mconfig, type, tag), m_maincpu(*this, "maincpu"), m_crtc(*this, "crtc"), m_gfxdecode(*this, "gfxdecode"), m_palette(*this, "palette"), m_videoram(*this, "videoram"), m_colorram(*this, "colorram") { } required_device m_maincpu; required_device m_crtc; required_device m_gfxdecode; required_device m_palette; required_shared_ptr m_videoram; required_shared_ptr m_colorram; UINT8 m_crtc_vreg[0x100]; UINT8 m_crtc_index; UINT8 m_flip_scr; UINT8 m_mux_data; UINT8 m_km_status; UINT8 m_coin_settings; UINT8 m_coin_impulse; DECLARE_READ8_MEMBER(key_matrix_r); DECLARE_WRITE8_MEMBER(key_matrix_w); DECLARE_READ8_MEMBER(key_matrix_status_r); DECLARE_WRITE8_MEMBER(key_matrix_status_w); DECLARE_WRITE8_MEMBER(m6845_w); DECLARE_WRITE8_MEMBER(output_w); virtual void machine_start() override; virtual void video_start() override; DECLARE_PALETTE_INIT(speedatk); UINT32 screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect); UINT8 iox_key_matrix_calc(UINT8 p_side); };