// license:BSD-3-Clause // copyright-holders:Curt Coder /********************************************************************** Western Digital WD2010 Winchester Disk Controller Copyright MESS Team. Visit http://mamedev.org for licensing and usage restrictions. **********************************************************************/ #pragma once #ifndef __WD2010__ #define __WD2010__ #include "emu.h" //************************************************************************** // INTERFACE CONFIGURATION MACROS //************************************************************************** #define MCFG_WD2010_ADD(_tag, _clock, _config) \ MCFG_DEVICE_ADD(_tag, WD2010, _clock) \ MCFG_DEVICE_CONFIG(_config) #define WD2010_INTERFACE(_name) \ const wd2010_interface (_name) = //************************************************************************** // TYPE DEFINITIONS //************************************************************************** // ======================> wd2010_interface struct wd2010_interface { devcb_write_line m_out_intrq_cb; devcb_write_line m_out_bdrq_cb; devcb_write_line m_out_bcr_cb; devcb_read8 m_in_bcs_cb; devcb_write8 m_out_bcs_cb; devcb_write_line m_out_dirin_cb; devcb_write_line m_out_step_cb; devcb_write_line m_out_rwc_cb; devcb_read_line m_in_drdy_cb; devcb_read_line m_in_index_cb; devcb_read_line m_in_wf_cb; devcb_read_line m_in_tk000_cb; devcb_read_line m_in_sc_cb; }; // ======================> wd2010_device class wd2010_device : public device_t, public wd2010_interface { public: // construction/destruction wd2010_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock); DECLARE_READ8_MEMBER( read ); DECLARE_WRITE8_MEMBER( write ); protected: // device-level overrides virtual void device_start(); virtual void device_reset(); virtual void device_config_complete(); private: void compute_correction(UINT8 data); void set_parameter(UINT8 data); void restore(UINT8 data); void seek(UINT8 data); void read_sector(UINT8 data); void write_sector(UINT8 data); void scan_id(UINT8 data); void format(UINT8 data); devcb_resolved_write_line m_out_intrq_func; devcb_resolved_write_line m_out_bdrq_func; devcb_resolved_write_line m_out_bcr_func; devcb_resolved_read8 m_in_bcs_func; devcb_resolved_write8 m_out_bcs_func; devcb_resolved_write_line m_out_dirin_func; devcb_resolved_write_line m_out_step_func; devcb_resolved_write_line m_out_rwc_func; devcb_resolved_read_line m_in_drdy_func; devcb_resolved_read_line m_in_index_func; devcb_resolved_read_line m_in_wf_func; devcb_resolved_read_line m_in_tk000_func; devcb_resolved_read_line m_in_sc_func; UINT8 m_status; UINT8 m_error; UINT8 m_task_file[8]; }; // device type definition extern const device_type WD2010; #endif