// license:BSD-3-Clause // copyright-holders: Joakim Larsson Edström #ifndef MAME_BUS_ISA_EIS_HGB107X_H #define MAME_BUS_ISA_EIS_HGB107X_H #pragma once #include "isa.h" #include "video/mc6845.h" #include "emupal.h" #include "screen.h" //************************************************************************** // TYPE DEFINITIONS //************************************************************************** class isa8_epc_mda_device : public device_t, public device_isa8_card_interface { public: // construction/destruction isa8_epc_mda_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); uint8_t io_read(offs_t offset); void io_write(offs_t offset, uint8_t data); uint8_t status_r(); void mode_control_w(uint8_t data); DECLARE_WRITE_LINE_MEMBER(hsync_changed); DECLARE_WRITE_LINE_MEMBER(vsync_changed); /* Monitor */ DECLARE_INPUT_CHANGED_MEMBER(monitor_changed); protected: isa8_epc_mda_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock); // device-level overrides virtual void device_start() override; virtual void device_reset() override; // optional information overrides virtual void device_add_mconfig(machine_config &config) override; virtual const tiny_rom_entry *device_rom_region() const override; virtual ioport_constructor device_input_ports() const override; private: inline int get_xres(); inline int get_yres(); enum { VM_COLS80 = 0x01, VM_GRAPH = 0x02, VM_HOR640 = 0x04, VM_MONO = 0x08, VM_VER400 = 0x10 }; enum { MR1_COLS80 = 0x01, MR1_GRAPH = 0x02, MR1_VIDEO = 0x08, MR1_HOR640 = 0x10, MR1_BLINK = 0x20 }; enum { MR2_COLEMU = 0x04, MR2_CHRSET = 0x40, MR2_VER400 = 0x80 }; enum { ATTR_BLINK = 0x80, ATTR_BACKG = 0x70, ATTR_INTEN = 0x08, ATTR_FOREG = 0x07, ATTR_ULINE = 0x01, }; required_device m_crtc; MC6845_UPDATE_ROW( crtc_update_row ); std::unique_ptr m_soft_chr_gen; required_ioport m_s1; uint8_t m_color_mode; uint8_t m_mode_control2; required_device m_screen; required_ioport m_io_monitor; required_region_ptr m_chargen; uint8_t m_vmode; rgb_t (*m_pal)[4]; rgb_t m_3111_pal[4]; rgb_t m_371x_pal[4]; bool m_installed; hd6845s_device *m_hd6845s; public: int m_framecnt; uint8_t m_mode_control; int m_update_row_type; uint8_t *m_chr_gen; uint8_t m_vsync; uint8_t m_hsync; std::vector m_videoram; uint8_t m_pixel; }; // device type definition DECLARE_DEVICE_TYPE(ISA8_EPC_MDA, isa8_epc_mda_device) #endif // MAME_BUS_ISA_EIS_HGB107X_H