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Diffstat (limited to 'src/lib/formats/victor9k_dsk.c')
-rw-r--r--src/lib/formats/victor9k_dsk.c67
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>;