// license:BSD-3-Clause // copyright-holders:Curt Coder /********************************************************************** Western Digital WD11C00-17 PC/XT Host Interface Logic Device **********************************************************************/ #ifndef MAME_MACHINE_WD11C00_17_H #define MAME_MACHINE_WD11C00_17_H #pragma once //************************************************************************** // TYPE DEFINITIONS //************************************************************************** // ======================> wd11c00_17_device class wd11c00_17_device : public device_t { public: // construction/destruction wd11c00_17_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); auto out_irq5_callback() { return m_out_irq5_cb.bind(); } auto out_drq3_callback() { return m_out_drq3_cb.bind(); } auto out_mr_callback() { return m_out_mr_cb.bind(); } auto out_busy_callback() { return m_out_busy_cb.bind(); } auto out_req_callback() { return m_out_req_cb.bind(); } auto out_ra3_callback() { return m_out_ra3_cb.bind(); } auto in_rd322_callback() { return m_in_rd322_cb.bind(); } auto in_ramcs_callback() { return m_in_ramcs_cb.bind(); } auto out_ramwr_callback() { return m_out_ramwr_cb.bind(); } auto in_cs1010_callback() { return m_in_cs1010_cb.bind(); } auto out_cs1010_callback() { return m_out_cs1010_cb.bind(); } DECLARE_READ8_MEMBER( io_r ); DECLARE_WRITE8_MEMBER( io_w ); DECLARE_WRITE_LINE_MEMBER( dack3_w ); uint8_t dack_r(); void dack_w(uint8_t data); DECLARE_READ8_MEMBER( read ); DECLARE_WRITE8_MEMBER( write ); DECLARE_WRITE_LINE_MEMBER( ireq_w ); DECLARE_WRITE_LINE_MEMBER( io_w ); DECLARE_WRITE_LINE_MEMBER( cd_w ); DECLARE_WRITE_LINE_MEMBER( clct_w ); DECLARE_WRITE_LINE_MEMBER( mode_w ); DECLARE_READ_LINE_MEMBER( busy_r ); DECLARE_READ_LINE_MEMBER( ecc_not_0_r ); protected: // device-level overrides virtual void device_start() override; virtual void device_reset() override; private: inline void check_interrupt(); inline void increment_address(); inline uint8_t read_data(); inline void write_data(uint8_t data); inline void software_reset(); inline void select(); devcb_write_line m_out_irq5_cb; devcb_write_line m_out_drq3_cb; devcb_write_line m_out_mr_cb; devcb_write_line m_out_busy_cb; devcb_write_line m_out_req_cb; devcb_write_line m_out_ra3_cb; devcb_read8 m_in_rd322_cb; devcb_read8 m_in_ramcs_cb; devcb_write8 m_out_ramwr_cb; devcb_read8 m_in_cs1010_cb; devcb_write8 m_out_cs1010_cb; uint8_t m_status; uint8_t m_mask; offs_t m_ra; int m_mode; int m_ecc_not_0; int m_irq5; int m_drq3; int m_busy; int m_req; int m_ra3; }; // device type definition DECLARE_DEVICE_TYPE(WD11C00_17, wd11c00_17_device) #endif // MAME_MACHINE_WD11C00_17_H