Lines Matching +full:no +full:- +full:can +full:- +full:fd

20 .\" IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
44 .Cd hint.fd.0.at="fdc0"
45 .Cd hint.fd.0.drive="0"
46 .Cd hint.fd.0.flags="0x0"
47 .Cd hint.fd.1.at="fdc0"
48 .Cd hint.fd.1.drive="1"
49 .Cd hint.fd.1.flags="0x0"
54 either FM (single-density) or MFM (double or high-density) recording
57 Floppy disk controllers can connect up to four drives each.
60 driver can currently handle up to two drives per controller (or four
72 This FIFO activation can be disabled
73 using the per-controller flags value of
77 .Pa /dev/fd Ns Ar N
80 For historical reasons, device nodes that use a trailing UFS-style
89 of the available medium for multi-density devices.
92 high-density 3.5 inch standard floppy drive.
98 offers proper changeline support so media changes can be detected by
101 this can be overridden using the per-drive device flags value of
107 When trying to use a floppy device with special-density media, other
108 device nodes can be created, of the form
109 .Pa /dev/fd Ns Ar N . Ns Ar MMMM ,
115 Up to 15 additional subdevices per drive can be created that way.
130 Drive types are configured using the lower four bits of the per-drive
132 The following values can be specified:
133 .Bl -tag -width 2n -offset indent
135 5.25 inch double-density device with 40 cylinders (360 KB native
138 5.25 inch high-density device with 80 cylinders (1200 KB native
141 3.5 inch double-density device with 80 cylinders (720 KB native
144 3.5 inch high-density device with 80 cylinders (1440 KB native
147 3.5 inch extra-density device with 80 cylinders (2880 KB native
153 On IA32 architectures, the drive type can be specified as 0 for the
158 _FDI methods, but this can be overridden by specifying a drive type hint.
171 per-drive device flags value of
199 remains in a half-opened state.
203 commands described below can be performed.
213 Operations that are not allowed on the half-opened
220 .Bl -tag -width ".Dv FD_READID"
236 For the fixed-density subdevices (1 through 15 per drive), this
239 the auto-selecting subdevice 0, the operation is temporarily allowed
242 This can be used when formatting a new medium (which
252 .Bl -tag -width ".Dv FDOPT_NOERRLOG"
274 this one is read-only.
283 Clear the internal low-level error counter.
284 Normally, controller-level
306 will be caused if no recent status is available.
311 This type is the same as being used in the per-drive configuration
315 .Bl -tag -width "debug.fdc.debugflags"
318 .Bl -tag -width "0x40"
338 non-zero return from a thread worker operation.
352 For enhanced controllers, allows a non-default FIFO
357 Specification byte one (step-rate + head unload).
361 Specification byte two (head load time + no-dma).
362 The default head load time is 16 ms, and no-dma is 0
370 .Bl -tag -width ".Pa /dev/fd*" -compact
371 .It Pa /dev/fd*
384 .An -nosplit