#pragma once #ifndef __VIXEN__ #define __VIXEN__ #include "emu.h" #include "cpu/z80/z80.h" #include "machine/i8155.h" #include "machine/i8251.h" #include "machine/ieee488.h" #include "machine/ram.h" #include "machine/wd_fdc.h" #include "sound/discrete.h" #define Z8400A_TAG "5f" #define FDC1797_TAG "5n" #define P8155H_TAG "2n" #define P8155H_IO_TAG "c7" #define P8251A_TAG "c3" #define DISCRETE_TAG "discrete" #define SCREEN_TAG "screen" class vixen_state : public driver_device { public: vixen_state(const machine_config &mconfig, device_type type, const char *tag) : driver_device(mconfig, type, tag), m_maincpu(*this, Z8400A_TAG), m_fdc(*this, FDC1797_TAG), m_io_i8155(*this, P8155H_IO_TAG), m_usart(*this, P8251A_TAG), m_discrete(*this, DISCRETE_TAG), m_ieee488(*this, IEEE488_TAG), m_ram(*this, RAM_TAG), m_floppy0(*this, FDC1797_TAG":0"), m_floppy1(*this, FDC1797_TAG":1"), m_rom(*this, Z8400A_TAG), m_sync_rom(*this, "video"), m_char_rom(*this, "chargen"), m_video_ram(*this, "video_ram"), m_y0(*this, "Y0"), m_y1(*this, "Y1"), m_y2(*this, "Y2"), m_y3(*this, "Y3"), m_y4(*this, "Y4"), m_y5(*this, "Y5"), m_y6(*this, "Y6"), m_y7(*this, "Y7"), m_fdint(0), m_vsync(0), m_srq(1), m_atn(1), m_rxrdy(0), m_txrdy(0) { } required_device m_maincpu; required_device m_fdc; required_device m_io_i8155; required_device m_usart; required_device m_discrete; required_device m_ieee488; required_device m_ram; required_device m_floppy0; required_device m_floppy1; required_memory_region m_rom; required_memory_region m_sync_rom; required_memory_region m_char_rom; required_shared_ptr m_video_ram; required_ioport m_y0; required_ioport m_y1; required_ioport m_y2; required_ioport m_y3; required_ioport m_y4; required_ioport m_y5; required_ioport m_y6; required_ioport m_y7; virtual void machine_start(); virtual void machine_reset(); virtual void video_start(); UINT32 screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect); void update_interrupt(); DECLARE_WRITE8_MEMBER( ctl_w ); DECLARE_READ8_MEMBER( status_r ); DECLARE_WRITE8_MEMBER( cmd_w ); DECLARE_READ8_MEMBER( ieee488_r ); DECLARE_READ8_MEMBER( port3_r ); DECLARE_READ8_MEMBER( i8155_pa_r ); DECLARE_WRITE8_MEMBER( i8155_pb_w ); DECLARE_WRITE8_MEMBER( i8155_pc_w ); DECLARE_WRITE8_MEMBER( io_i8155_pb_w ); DECLARE_WRITE8_MEMBER( io_i8155_pc_w ); DECLARE_WRITE_LINE_MEMBER( io_i8155_to_w ); DECLARE_WRITE_LINE_MEMBER( srq_w ); DECLARE_WRITE_LINE_MEMBER( atn_w ); DECLARE_WRITE_LINE_MEMBER( rxrdy_w ); DECLARE_WRITE_LINE_MEMBER( txrdy_w ); void fdc_intrq_w(bool state); DIRECT_UPDATE_MEMBER(vixen_direct_update_handler); // memory state int m_reset; // keyboard state UINT8 m_col; // interrupt state int m_cmd_d0; int m_cmd_d1; bool m_fdint; int m_vsync; int m_srq; int m_atn; int m_enb_srq_int; int m_enb_atn_int; int m_rxrdy; int m_txrdy; int m_int_clk; int m_enb_xmt_int; int m_enb_rcv_int; int m_enb_ring_int; // video state int m_alt; int m_256; DECLARE_DRIVER_INIT(vixen); TIMER_DEVICE_CALLBACK_MEMBER(vsync_tick); IRQ_CALLBACK_MEMBER(vixen_int_ack); }; #endif