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-rw-r--r--src/lib/formats/hpi_dsk.h45
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