trunk/src/lib/formats/dim_dsk.c
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| 148 | 148 | { |
| 149 | 149 | int offset = 0x100; |
| 150 | 150 | UINT8 h; |
| 151 | UINT8 track_total = 77; |
| 152 | int cell_count = form_factor == floppy_image::FF_35 ? 200000 : 166666; |
| 151 | 153 | |
| 152 | 154 | io_generic_read(io, &h, 0, 1); |
| 153 | 155 | |
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| 160 | 162 | size = 3; |
| 161 | 163 | break; |
| 162 | 164 | case 1: |
| 165 | spt = 9; |
| 166 | gap3 = 0x39; |
| 167 | size = 3; |
| 168 | break; |
| 163 | 169 | case 3: |
| 164 | 170 | spt = 9; |
| 165 | 171 | gap3 = 0x39; |
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| 183 | 189 | } |
| 184 | 190 | bps = 128 << size; |
| 185 | 191 | |
| 186 | | for(int track=0; track < 77; track++) |
| 192 | for(int track=0; track < track_total; track++) |
| 187 | 193 | for(int head=0; head < 2; head++) { |
| 188 | 194 | desc_pc_sector sects[30]; |
| 189 | 195 | UINT8 sect_data[10000]; |
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| 191 | 197 | for(int i=0; i<spt; i++) { |
| 192 | 198 | sects[i].track = track; |
| 193 | 199 | sects[i].head = head; |
| 194 | | sects[i].sector = i+1; |
| 200 | if(h == 1) // handle 2HS sector layout |
| 201 | { |
| 202 | if(i == 0 && track == 0) |
| 203 | sects[i].sector = i+1; |
| 204 | else |
| 205 | sects[i].sector = i+10; |
| 206 | } |
| 207 | else |
| 208 | sects[i].sector = i+1; |
| 195 | 209 | sects[i].size = size; |
| 196 | 210 | sects[i].actual_size = bps; |
| 197 | 211 | sects[i].deleted = false; |
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| 202 | 216 | sdatapos += bps; |
| 203 | 217 | } |
| 204 | 218 | |
| 205 | | build_pc_track_mfm(track, head, image, (500000*60/360)*2, spt, sects, gap3); |
| 219 | build_pc_track_mfm(track, head, image, cell_count, spt, sects, gap3); |
| 206 | 220 | } |
| 207 | 221 | |
| 208 | 222 | return true; |