// license:BSD-3-Clause // copyright-holders:Curt Coder /********************************************************************** Wang PC-PM001 Winchester Disk Controller emulation **********************************************************************/ #ifndef MAME_BUS_WANGPC_WDC_H #define MAME_BUS_WANGPC_WDC_H #pragma once #include "wangpc.h" #include "cpu/z80/z80.h" #include "imagedev/harddriv.h" #include "machine/z80ctc.h" //************************************************************************** // TYPE DEFINITIONS //************************************************************************** // ======================> wangpc_wdc_device class wangpc_wdc_device : public device_t, public device_wangpcbus_card_interface { public: // construction/destruction wangpc_wdc_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); protected: // device-level overrides virtual void device_start() override; virtual void device_reset() override; virtual const tiny_rom_entry *device_rom_region() const override; virtual void device_add_mconfig(machine_config &config) override; // device_wangpcbus_card_interface overrides virtual uint16_t wangpcbus_mrdc_r(address_space &space, offs_t offset, uint16_t mem_mask) override; virtual void wangpcbus_amwc_w(address_space &space, offs_t offset, uint16_t mem_mask, uint16_t data) override; virtual uint16_t wangpcbus_iorc_r(address_space &space, offs_t offset, uint16_t mem_mask) override; virtual void wangpcbus_aiowc_w(address_space &space, offs_t offset, uint16_t mem_mask, uint16_t data) override; virtual uint8_t wangpcbus_dack_r(address_space &space, int line) override; virtual void wangpcbus_dack_w(address_space &space, int line, uint8_t data) override; virtual bool wangpcbus_have_dack(int line) override; private: inline void set_irq(int state); DECLARE_READ8_MEMBER( port_r ); DECLARE_WRITE8_MEMBER( status_w ); DECLARE_READ8_MEMBER( ctc_ch0_r ); DECLARE_WRITE8_MEMBER( ctc_ch0_w ); DECLARE_READ8_MEMBER( ctc_ch1_r ); DECLARE_WRITE8_MEMBER( ctc_ch1_w ); DECLARE_READ8_MEMBER( ctc_ch2_r ); DECLARE_WRITE8_MEMBER( ctc_ch2_w ); DECLARE_READ8_MEMBER( ctc_ch3_r ); DECLARE_WRITE8_MEMBER( ctc_ch3_w ); void wangpc_wdc_io(address_map &map); void wangpc_wdc_mem(address_map &map); required_device m_maincpu; required_device m_ctc; uint8_t m_status; uint8_t m_option; int m_irq; }; // device type definition DECLARE_DEVICE_TYPE(WANGPC_WDC, wangpc_wdc_device) #endif // MAME_BUS_WANGPC_WDC_H