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-rw-r--r--src/mess/machine/wd2010.h109
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diff --git a/src/mess/machine/wd2010.h b/src/mess/machine/wd2010.h
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+/**********************************************************************
+
+ 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