// license:BSD-3-Clause // copyright-holders:Curt Coder /********************************************************************** Conitec Datensysteme GRIP graphics card emulation **********************************************************************/ #ifndef MAME_BUS_ECBBUS_GRIP_H #define MAME_BUS_ECBBUS_GRIP_H #pragma once #include "ecbbus.h" #include "bus/centronics/ctronics.h" #include "cpu/z80/z80.h" #include "cpu/z80/z80daisy.h" #include "machine/i8255.h" #include "machine/keyboard.h" #include "machine/z80sti.h" #include "sound/spkrdev.h" #include "video/mc6845.h" //************************************************************************** // TYPE DEFINITIONS //************************************************************************** // ======================> ecb_grip21_device class ecb_grip21_device : public device_t, public device_ecbbus_card_interface { public: // construction/destruction ecb_grip21_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); // not really public DECLARE_WRITE8_MEMBER( vol0_w ); DECLARE_WRITE8_MEMBER( vol1_w ); DECLARE_WRITE8_MEMBER( flash_w ); DECLARE_WRITE8_MEMBER( page_w ); DECLARE_READ8_MEMBER( stat_r ); DECLARE_READ8_MEMBER( lrs_r ); DECLARE_WRITE8_MEMBER( lrs_w ); DECLARE_READ8_MEMBER( cxstb_r ); DECLARE_WRITE8_MEMBER( cxstb_w ); protected: // device-level overrides virtual void device_start() override; virtual void device_reset() override; // optional information overrides virtual const tiny_rom_entry *device_rom_region() const override; virtual void device_add_mconfig(machine_config &config) override; virtual ioport_constructor device_input_ports() const override; // device_ecbbus_card_interface overrides virtual uint8_t ecbbus_io_r(offs_t offset) override; virtual void ecbbus_io_w(offs_t offset, uint8_t data) override; private: DECLARE_READ8_MEMBER( ppi_pa_r ); DECLARE_WRITE8_MEMBER( ppi_pa_w ); DECLARE_READ8_MEMBER( ppi_pb_r ); DECLARE_WRITE8_MEMBER( ppi_pc_w ); DECLARE_READ8_MEMBER( sti_gpio_r ); DECLARE_WRITE_LINE_MEMBER( speaker_w ); void kb_w(uint8_t data); DECLARE_WRITE_LINE_MEMBER( write_centronics_busy ); DECLARE_WRITE_LINE_MEMBER( write_centronics_fault ); MC6845_UPDATE_ROW( crtc_update_row ); required_device m_ppi; required_device m_sti; required_device m_crtc; required_device m_centronics; required_device m_palette; required_device m_speaker; optional_shared_ptr m_video_ram; required_ioport m_j3a; required_ioport m_j3b; required_ioport m_j7; int m_centronics_busy; int m_centronics_fault; // sound state int m_vol0; int m_vol1; // keyboard state int m_ia; // PPI port A interrupt int m_ib; // PPI port B interrupt uint8_t m_keydata; // keyboard data int m_kbf; // keyboard buffer full // video state int m_lps; // light pen sense int m_page; // video page int m_flash; // flash // ECB bus state uint8_t m_base; // ECB base address uint8_t m_ppi_pa; // PPI port A data uint8_t m_ppi_pc; // PPI port C data // timers emu_timer *m_kb_timer; /* required_device m_crtc; DECLARE_WRITE8_MEMBER( eprom_w ); DECLARE_WRITE8_MEMBER( dpage_w ); // video state int m_dpage; // displayed video page */ }; // device type definition DECLARE_DEVICE_TYPE(ECB_GRIP21, ecb_grip21_device) #endif // MAME_BUS_ECBBUS_GRIP_H