// license:BSD-3-Clause // copyright-holders:Curt Coder /********************************************************************* formats/g64_dsk.h Commodore 1541/1571 GCR disk image format *********************************************************************/ #ifndef G64_DSK_H_ #define G64_DSK_H_ #include "flopimg.h" #include "imageutl.h" class g64_format : public floppy_image_format_t { public: g64_format(); virtual int identify(io_generic *io, UINT32 form_factor); virtual bool load(io_generic *io, UINT32 form_factor, floppy_image *image); virtual bool save(io_generic *io, floppy_image *image); virtual const char *name() const; virtual const char *description() const; virtual const char *extensions() const; virtual bool supports_save() const { return true; } protected: enum { SIGNATURE = 0x0, VERSION = 0x8, TRACK_COUNT = 0x9, MAX_TRACK_SIZE = 0xa, TRACK_OFFSET = 0xc, SPEED_ZONE = 0x15c, MASTERING = 0x2ac, TRACK_DATA = 0x2ac, TRACK_LENGTH = 0x1ef8 }; static const UINT32 c1541_cell_size[]; int generate_bitstream(int track, int head, int speed_zone, UINT8 *trackbuf, int &track_size, floppy_image *image); }; extern const floppy_format_type FLOPPY_G64_FORMAT; #endif