taglinefilesource code
floppy255drivers/block/floppy.c#define PH_HEAD(floppy,head) (((((floppy)->stretch & 2) >>1) ^ head) << 2)
floppy256drivers/block/floppy.c#define STRETCH(floppy) ((floppy)->stretch & FD_STRETCH)
floppy426drivers/block/floppy.c#define SECTSIZE ( _FD_SECTSIZE(*floppy))
floppy538drivers/block/floppy.cstatic struct floppy_struct * floppy = floppy_type;
floppy1119drivers/block/floppy.cif (!floppy)
floppy1121drivers/block/floppy.cif (floppy->rate & 0x40){
floppy1986drivers/block/floppy.cfloppy = TYPE(device) + floppy_type;
floppy1988drivers/block/floppy.cfloppy = current_type[ DRIVE(device) ];
floppy2021drivers/block/floppy.craw_cmd.rate = floppy->rate & 0x3;
floppy2023drivers/block/floppy.cCOMMAND = FM_MODE(floppy,FD_FORMAT);
floppy2024drivers/block/floppy.cDR_SELECT = UNIT(current_drive) + PH_HEAD(floppy,format_req.head);
floppy2025drivers/block/floppy.cF_SIZECODE = FD_SIZECODE(floppy);
floppy2026drivers/block/floppy.cF_SECT_PER_TRACK = floppy->sect << 2 >> F_SIZECODE;
floppy2027drivers/block/floppy.cF_GAP = floppy->fmt_gap;
floppy2045drivers/block/floppy.cif (floppy->sect > DP->interleave_sect && F_SIZECODE == 2)
floppy2071drivers/block/floppy.craw_cmd.track = format_req.track << STRETCH(floppy);
floppy2093drivers/block/floppy.cif (!floppy ||
floppy2094drivers/block/floppy.cfloppy->track > DP->tracks ||
floppy2095drivers/block/floppy.ctmp_format_req->track >= floppy->track ||
floppy2096drivers/block/floppy.ctmp_format_req->head >= floppy->head ||
floppy2097drivers/block/floppy.c(floppy->sect << 2) % (1 <<  FD_SIZECODE(floppy)) ||
floppy2098drivers/block/floppy.c!floppy->fmt_gap) {
floppy2135drivers/block/floppy.cif ( block > floppy->sect)
floppy2183drivers/block/floppy.cnr_sectors = ((R_TRACK-TRACK)*floppy->head+R_HEAD-HEAD) *
floppy2184drivers/block/floppy.cfloppy->sect + ((R_SECTOR-SECTOR) <<  SIZECODE >> 2) -
floppy2185drivers/block/floppy.c(sector_t % floppy->sect) % ssize;
floppy2221drivers/block/floppy.ccurrent_type[current_drive] = floppy;
floppy2222drivers/block/floppy.cfloppy_sizes[TOMINOR(current_drive)] = floppy->size >> 1;
floppy2229drivers/block/floppy.cfloppy->name,current_drive);
floppy2230drivers/block/floppy.ccurrent_type[current_drive] = floppy;
floppy2231drivers/block/floppy.cfloppy_sizes[TOMINOR(current_drive)] = floppy->size >> 1;
floppy2275drivers/block/floppy.cmax_sector -= (max_sector % floppy->sect ) % ssize;
floppy2400drivers/block/floppy.cCOMMAND = FM_MODE(floppy,FD_READ);
floppy2403drivers/block/floppy.cCOMMAND = FM_MODE(floppy,FD_WRITE);
floppy2409drivers/block/floppy.cmax_sector = floppy->sect * floppy->head;
floppy2413drivers/block/floppy.cif ( floppy->track && TRACK >= floppy->track )
floppy2415drivers/block/floppy.cHEAD = sector_t / floppy->sect;
floppy2417drivers/block/floppy.cif (((floppy->stretch & FD_SWAPSIDES) || TESTF( FD_NEED_TWADDLE)) && 
floppy2418drivers/block/floppy.csector_t < floppy->sect )
floppy2419drivers/block/floppy.cmax_sector = floppy->sect;
floppy2422drivers/block/floppy.cif ( (floppy->rate & FD_2M ) && (!TRACK) && (!HEAD)){
floppy2423drivers/block/floppy.cmax_sector = 2 * floppy->sect / 3;
floppy2425drivers/block/floppy.ccurrent_count_sectors =  (floppy->sect - sector_t);
floppy2432drivers/block/floppy.cSIZECODE = FD_SIZECODE(floppy);
floppy2433drivers/block/floppy.craw_cmd.rate = floppy->rate & 3;
floppy2434drivers/block/floppy.cif ((floppy->rate & FD_2M) &&
floppy2443drivers/block/floppy.craw_cmd.track = TRACK << STRETCH(floppy);
floppy2444drivers/block/floppy.cDR_SELECT = UNIT(current_drive) + PH_HEAD(floppy,HEAD);
floppy2445drivers/block/floppy.cGAP = floppy->gap;
floppy2447drivers/block/floppy.cSECT_PER_TRACK = floppy->sect << 2 >> SIZECODE;
floppy2448drivers/block/floppy.cSECTOR = ((sector_t % floppy->sect) << 2 >> SIZECODE) + 1;
floppy2449drivers/block/floppy.ctracksize = floppy->sect - floppy->sect % ssize;
floppy2450drivers/block/floppy.cif ( tracksize < floppy->sect ){
floppy2452drivers/block/floppy.cif (  tracksize <= sector_t % floppy->sect)
floppy2454drivers/block/floppy.cwhile ( tracksize <= sector_t % floppy->sect){
floppy2455drivers/block/floppy.cwhile( tracksize + ssize > floppy->sect ){
floppy2462drivers/block/floppy.cmax_sector = HEAD * floppy->sect + tracksize;
floppy2463drivers/block/floppy.c} else if ( !TRACK && !HEAD && !( floppy->rate & FD_2M ) && probing)
floppy2464drivers/block/floppy.cmax_sector = floppy->sect;
floppy2466drivers/block/floppy.caligned_sector_t = sector_t - ( sector_t % floppy->sect ) % ssize;
floppy2485drivers/block/floppy.cCOMMAND = FM_MODE(floppy,FD_READ);
floppy2673drivers/block/floppy.cif (!floppy) { /* Autodetection */
floppy2678drivers/block/floppy.cfloppy = NULL;
floppy2683drivers/block/floppy.cfloppy = floppy_type+DP->autodetect[DRS->probed_format];
floppy2815drivers/block/floppy.cstruct floppy_struct *floppy;  
floppy2818drivers/block/floppy.cfloppy = floppy_type + type;
floppy2821drivers/block/floppy.cfloppy = floppy_type + UDP->native_format;
floppy2825drivers/block/floppy.cif ( floppy->name )
floppy2826drivers/block/floppy.creturn floppy->name;
floppy52include/linux/fd.h#define FD_SIZECODE(floppy) (((((floppy)->rate&FD_SIZECODEMASK)>> 3)+ 2) %8)
floppy53include/linux/fd.h#define FD_SECTSIZE(floppy) ( (floppy)->rate & FD_2M ? \
floppy54include/linux/fd.h512 : 128 << FD_SIZECODE(floppy) )