diff options
Diffstat (limited to 'src/lib/formats/victor9k_dsk.c')
-rw-r--r-- | src/lib/formats/victor9k_dsk.c | 67 |
1 files changed, 63 insertions, 4 deletions
diff --git a/src/lib/formats/victor9k_dsk.c b/src/lib/formats/victor9k_dsk.c index 7376b3208a7..21dc6397e8e 100644 --- a/src/lib/formats/victor9k_dsk.c +++ b/src/lib/formats/victor9k_dsk.c @@ -298,14 +298,28 @@ bool victor9k_format::load(io_generic *io, UINT32 form_factor, floppy_image *ima return true; } -bool victor9k_format::supports_save() const +int victor9k_format::get_rpm(int head, int track) { - return false; + return rpm[speed_zone[head][track]]; } -int victor9k_format::get_rpm(int head, int track) +int victor9k_format::get_image_offset(const format &f, int _head, int _track) { - return rpm[speed_zone[head][track]]; + int offset = 0; + if (_head) { + for (int track = 0; track < f.track_count; track++) { + offset += compute_track_size(f, _head, track); + } + } + for (int track = 0; track < _track; track++) { + offset += compute_track_size(f, _head, track); + } + return offset; +} + +int victor9k_format::compute_track_size(const format &f, int head, int track) +{ + return sectors_per_track[head][track] * f.sector_base_size; } const victor9k_format::format victor9k_format::formats[] = { @@ -376,4 +390,49 @@ const int victor9k_format::rpm[9] = 252, 267, 283, 300, 320, 342, 368, 401, 417 }; +bool victor9k_format::save(io_generic *io, floppy_image *image) +{ + const format &f = formats[0]; + + for(int head=0; head < f.head_count; head++) { + for(int track=0; track < f.track_count; track++) { + int sector_count = sectors_per_track[head][track]; + int track_size = compute_track_size(f, head, track); + UINT8 sectdata[40*512]; + desc_s sectors[40]; + int offset = get_image_offset(f, head, track); + + build_sector_description(f, sectdata, 0, sectors, sector_count); + extract_sectors(image, f, sectors, track, head, sector_count); + io_generic_write(io, sectdata, offset, track_size); + } + } + + return true; +} + +void victor9k_format::extract_sectors(floppy_image *image, const format &f, desc_s *sdesc, int track, int head, int sector_count) +{ + UINT8 bitstream[500000/8]; + UINT8 sectdata[50000]; + desc_xs sectors[256]; + int track_size; + + // Extract the sectors + generate_bitstream_from_track(track, head, cell_size[speed_zone[head][track]], bitstream, track_size, image); + extract_sectors_from_bitstream_victor_gcr5(bitstream, track_size, sectors, sectdata, sizeof(sectdata)); + + for(int i=0; i<sector_count; i++) { + desc_s &ds = sdesc[i]; + desc_xs &xs = sectors[ds.sector_id]; + if(!xs.data) + memset((void *)ds.data, 0, ds.size); + else if(xs.size < ds.size) { + memcpy((void *)ds.data, xs.data, xs.size); + memset((UINT8 *)ds.data + xs.size, 0, xs.size - ds.size); + } else + memcpy((void *)ds.data, xs.data, ds.size); + } +} + const floppy_format_type FLOPPY_VICTOR_9000_FORMAT = &floppy_image_format_creator<victor9k_format>; |