// license:BSD-3-Clause // copyright-holders:Olivier Galibert #ifndef MAME_MACHINE_FDC_PLL_H #define MAME_MACHINE_FDC_PLL_H #pragma once /* * Generic pll class for floppy controllers with analog plls */ #include "imagedev/floppy.h" class fdc_pll_t { public: attotime ctime, period, min_period, max_period, period_adjust_base, phase_adjust; attotime write_start_time; attotime write_buffer[32]; int write_position; int freq_hist; void set_clock(const attotime &period); void reset(const attotime &when); void read_reset(const attotime &when); int get_next_bit(attotime &tm, floppy_image_device *floppy, const attotime &limit); int feed_read_data(attotime &tm, const attotime& edge, const attotime &limit); bool write_next_bit(bool bit, attotime &tm, floppy_image_device *floppy, const attotime &limit); void start_writing(const attotime &tm); void commit(floppy_image_device *floppy, const attotime &tm); void stop_writing(floppy_image_device *floppy, const attotime &tm); std::string tts(attotime tm); }; #endif // MAME_MACHINE_FDC_PLL_H