// license:BSD-3-Clause // copyright-holders:Nigel Barnes /********************************************************************** Ralph Allen Disc Controller Card **********************************************************************/ #ifndef MAME_BUS_TANBUS_RADISC_H #define MAME_BUS_TANBUS_RADISC_H #pragma once #include "bus/tanbus/tanbus.h" #include "imagedev/floppy.h" #include "machine/wd_fdc.h" #include "machine/mc146818.h" #include "machine/6522via.h" #include "machine/input_merger.h" #include "sound/beep.h" //************************************************************************** // TYPE DEFINITIONS //************************************************************************** class tanbus_radisc_device : public device_t, public device_tanbus_interface { public: // construction/destruction tanbus_radisc_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); static void floppy_formats(format_registration &fr); protected: // 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 uint8_t read(offs_t offset, int inhrom, int inhram, int be) override; virtual void write(offs_t offset, uint8_t data, int inhrom, int inhram, int be) override; private: enum { IRQ_FDC, IRQ_VIA, IRQ_RTC }; void control_w(uint8_t val); uint8_t control_r(); DECLARE_WRITE_LINE_MEMBER(fdc_irq_w); DECLARE_WRITE_LINE_MEMBER(fdc_drq_w); DECLARE_WRITE_LINE_MEMBER(fdc_hld_w); required_device m_fdc; required_device_array m_floppies; floppy_image_device *m_floppy; required_device m_rtc; required_device m_via; required_device m_irq_line; required_device m_beeper; int m_beeper_state; uint8_t m_drive_control; int m_irq_enable; int m_drq_enable; }; // device type definition DECLARE_DEVICE_TYPE(TANBUS_RADISC, tanbus_radisc_device) #endif // MAME_BUS_TANBUS_RADISC_H