diff options
Diffstat (limited to 'src/lib/formats/hpi_dsk.h')
-rw-r--r-- | src/lib/formats/hpi_dsk.h | 45 |
1 files changed, 23 insertions, 22 deletions
diff --git a/src/lib/formats/hpi_dsk.h b/src/lib/formats/hpi_dsk.h index 565a22dea58..9b15b382a4d 100644 --- a/src/lib/formats/hpi_dsk.h +++ b/src/lib/formats/hpi_dsk.h @@ -17,42 +17,43 @@ #include <array> #include <vector> -// Geometry constants -constexpr unsigned HPI_TRACKS = 77; -constexpr unsigned HPI_HEADS = 2; -constexpr unsigned HPI_SECTORS = 30; -constexpr unsigned HPI_SECTOR_SIZE = 256; - class hpi_format : public floppy_image_format_t { public: + // Geometry constants + static constexpr unsigned HPI_TRACKS = 77; + static constexpr unsigned HPI_9885_TRACKS = 67; // Tracks visible to HP9885 drives + static constexpr unsigned HPI_HEADS = 2; + static constexpr unsigned HPI_SECTORS = 30; + static constexpr unsigned HPI_SECTOR_SIZE = 256; + hpi_format(); - virtual int identify(io_generic *io, uint32_t form_factor) override; - virtual bool load(io_generic *io, uint32_t form_factor, floppy_image *image) override; - virtual bool save(io_generic *io, floppy_image *image) override; - virtual const char *name() const override; - virtual const char *description() const override; - virtual const char *extensions() const override; - virtual bool supports_save() const override; + virtual int identify(util::random_read &io, uint32_t form_factor, const std::vector<uint32_t> &variants) const override; + virtual bool load(util::random_read &io, uint32_t form_factor, const std::vector<uint32_t> &variants, floppy_image &image) const override; + virtual bool save(util::random_read_write &io, const std::vector<uint32_t> &variants, const floppy_image &image) const override; + virtual const char *name() const noexcept override; + virtual const char *description() const noexcept override; + virtual const char *extensions() const noexcept override; + virtual bool supports_save() const noexcept override; private: typedef std::array<uint8_t , HPI_SECTORS> sector_list_t; static bool geometry_from_size(uint64_t image_size , unsigned& heads , unsigned& tracks); static void interleaved_sectors(unsigned il_factor , sector_list_t& sector_list); - void write_mmfm_bit(std::vector<uint32_t> &buffer , bool data_bit , bool clock_bit); - void write_mmfm_byte(std::vector<uint32_t> &buffer , uint8_t data , uint8_t clock = 0); - void write_sync(std::vector<uint32_t> &buffer); - void write_crc(std::vector<uint32_t> &buffer , uint16_t crc); - void write_sector(std::vector<uint32_t> &buffer , uint8_t track_no , uint8_t sect_head_no , const uint8_t *sect_data); - void fill_with_gap3(std::vector<uint32_t> &buffer); + static void write_mmfm_bit(std::vector<uint32_t> &buffer , bool data_bit , bool clock_bit); + static void write_mmfm_byte(std::vector<uint32_t> &buffer , uint8_t data , uint8_t clock = 0); + static void write_sync(std::vector<uint32_t> &buffer); + static void write_crc(std::vector<uint32_t> &buffer , uint16_t crc); + static void write_sector(std::vector<uint32_t> &buffer , uint8_t track_no , uint8_t sect_head_no , const uint8_t *sect_data); + static void fill_with_gap3(std::vector<uint32_t> &buffer); static unsigned chs_to_lba(unsigned cylinder , unsigned head , unsigned sector , unsigned heads); - std::vector<uint8_t> get_next_id_n_block(const uint8_t *bitstream , int bitstream_size , int& pos , int& start_pos); - bool get_next_sector(const uint8_t *bitstream , int bitstream_size , int& pos , unsigned& track , unsigned& head , unsigned& sector , uint8_t *sector_data); + static std::vector<uint8_t> get_next_id_n_block(const std::vector<bool> &bitstream , int& pos , int& start_pos); + static bool get_next_sector(const std::vector<bool> &bitstream , int& pos , unsigned& track , unsigned& head , unsigned& sector , uint8_t *sector_data); static const uint8_t m_track_skew[ HPI_SECTORS - 1 ][ HPI_HEADS ]; }; -extern const floppy_format_type FLOPPY_HPI_FORMAT; +extern const hpi_format FLOPPY_HPI_FORMAT; #endif // MAME_FORMATS_HPI_DSK_H |