/*
 * 86Box	A hypervisor and IBM PC system emulator that specializes in
 *		running old operating systems and software designed for IBM
 *		PC systems and compatibles from 1981 through fairly recent
 *		system designs based on the PCI bus.
 *
 *		This file is part of the 86Box distribution.
 *
 *		Implementation of the NEC uPD-765 and compatible floppy disk
 *		controller.
 *
 * Version:	@(#)fdc.h	1.0.0	2017/05/30
 *
 * Author:	Sarah Walker, <http://pcem-emulator.co.uk/>
 *		Miran Grca, <mgrca8@gmail.com>
 *		Copyright 2008-2017 Sarah Walker.
 *		Copyright 2016-2017 Miran Grca.
 */

void fdc_init();
void fdc_add();
void fdc_add_for_superio();
void fdc_add_pcjr();
void fdc_add_tandy();
void fdc_remove();
void fdc_reset();
void fdc_poll();
void fdc_abort();
void fdc_discchange_clear(int drive);
void fdc_set_dskchg_activelow();
void fdc_3f1_enable(int enable);
void fdc_set_ps1();
int fdc_get_bit_rate();
int fdc_get_bitcell_period();

/* A few functions to communicate between Super I/O chips and the FDC. */
void fdc_update_is_nsc(int is_nsc);
void fdc_update_max_track(int max_track);
void fdc_update_enh_mode(int enh_mode);
int fdc_get_rwc(int drive);
void fdc_update_rwc(int drive, int rwc);
int fdc_get_boot_drive();
void fdc_update_boot_drive(int boot_drive);
void fdc_update_densel_polarity(int densel_polarity);
uint8_t fdc_get_densel_polarity();
void fdc_update_densel_force(int densel_force);
void fdc_update_drvrate(int drive, int drvrate);
void fdc_update_drv2en(int drv2en);

void fdc_noidam();
void fdc_nosector();
void fdc_nodataam();
void fdc_cannotformat();
void fdc_wrongcylinder();
void fdc_badcylinder();

sector_id_t fdc_get_read_track_sector();
int fdc_get_compare_condition();
int fdc_is_deleted();
int fdc_is_sk();
void fdc_set_wrong_am();
int fdc_get_drive();
int fdc_get_perp();
int fdc_get_format_n();
int fdc_is_mfm();
double fdc_get_hut();
double fdc_get_hlt();
void fdc_request_next_sector_id();
void fdc_stop_id_request();
int fdc_get_gap();
int fdc_get_gap2(int drive);
int fdc_get_dtl();
int fdc_get_format_sectors();

void fdc_finishcompare(int satisfying);
void fdc_finishread();
void fdc_sector_finishcompare(int satisfying);
void fdc_sector_finishread();
void fdc_track_finishread(int condition);
int fdc_is_verify();

int real_drive(int drive);
void fdc_overrun();
void fdc_set_base(int base, int super_io);
int fdc_ps1_525();
void fdc_hard_reset();