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/freebsd/share/man/man4/
H A Dfdc.454 either FM (single-density) or MFM (double or high-density) recording
88 Accessing the main device node will attempt to autodetect the density
89 of the available medium for multi-density devices.
92 high-density 3.5 inch standard floppy drive.
107 When trying to use a floppy device with special-density media, other
114 is a number between one and four digits describing the device density.
121 density in kilobytes.
123 configured to the maximal density that is possible for the drive type
126 The desired density to be used on that subdevice needs to be
135 5.25 inch double-density device with 40 cylinders (360 KB native
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H A Dmtio.4120 /* Set density values for device. Sets the value for the opened mode only. */
175 int32_t mt_density; /* presently operating density */
181 int32_t mt_density0; /* density for mode 0 */
182 int32_t mt_density1; /* density for mode 1 */
183 int32_t mt_density2; /* density for mode 2 */
184 int32_t mt_density3; /* density for mode 3 */
/freebsd/lib/libmt/
H A Dmt.3355 density code values.
359 Returns the bits per inch or bits per mm values for a given density entry
368 returns a numeric value for a text density description.
369 It does a case-insensitive comparison of density names in the density table
370 to the supplied density name.
418 returns a text description of a numeric density.
419 The special density value 0 is decoded as "default".
420 The special density value 0x7f is decoded as "same".
421 If the density is not known,
426 returns the bits per inch value for the given density (if the
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/freebsd/usr.sbin/fdcontrol/
H A Dfdcontrol.848 Commands are implemented to query the current device density settings
51 density settings.
86 will report the device's density settings in a form that is suitable
93 density settings in kilobytes.
98 density settings.
104 commonly used device density settings for that drive, and if a match
166 The second form to specify a device density uses
214 Use FM (single-density) encoding.
248 .Em "device density" ,
253 /dev/fd0: 1.44M drive (3.5" high-density)
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/freebsd/usr.sbin/fdformat/
H A Dfdformat.869 Specify the density settings for a
74 Specify the density settings using explicit parameters, as
94 may be specified, since the preconfigured media density settings
98 is a device with automatic media density selection (see
100 both methods can be used to override the density settings for the
101 newly formatted medium (without permanently changing the density
135 To format a new double-sided, high-density (HD) 1.44 MB disk
193 it uses the unified density specifications as described in
/freebsd/usr.bin/mt/
H A Dmt.1147 the current operating modes of density, blocksize, and whether compression
216 the current operating modes of density, blocksize, and whether compression
254 Report density support information for the tape drive and any media that is
256 Most drives will report at least basic density information similar to that
265 Print all available density data to stdout in XML format.
266 Because density information is currently included in the general status XML
427 series drives) it is necessary to switch to a different density to tell the
429 If the user attempts to turn compression on while the uncompressed density
432 .It Cm density
433 Set the density for the drive.
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/freebsd/usr.sbin/makefs/ffs/
H A Dmkfs.c123 static int density; /* number of bytes per inode */ variable
155 density = ffs_opts->density; in ffs_mkfs()
189 * collect and verify the filesystem density info in ffs_mkfs()
323 * in each cylinder group to meet the density requirement. Once in ffs_mkfs()
330 * the density until it fits. in ffs_mkfs()
335 if (density == 0) in ffs_mkfs()
336 density = MAX(2, minfragsperinode) * fsize; in ffs_mkfs()
337 if (density < mindensity) { in ffs_mkfs()
338 origdensity = density; in ffs_mkfs()
339 density = mindensity; in ffs_mkfs()
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/freebsd/contrib/file/magic/Magdir/
H A Dscientific17 # Electron density MAP/MASK formats
19 0 string EZD_MAP NEWEZD Electron Density Map
20 109 string MAP\040( Old EZD Electron Density Map
22 0 string/c :-)\040Origin BRIX Electron Density Map
27 7 string 18\040!NTITLE XPLOR ASCII Electron Density Map
28 9 string \040!NTITLE\012\040REMARK CNS ASCII electron density map
30 208 string MAP\040 CCP4 Electron Density Map
/freebsd/contrib/llvm-project/lld/ELF/
H A DCallGraphSort.cpp76 /// * Density
86 /// a density.
88 /// * Sort non-empty clusters by density
100 // Maximum amount the combined cluster density can be worse than the original
136 // output. This messes with the cluster size and density calculations. We in CallGraphSort()
161 // It's bad to merge clusters which would degrade the density too much. in getLeader()
192 // then sort the clusters by density. in run()
227 // Sort remaining non-empty clusters by density. in run()
/freebsd/sbin/dump/
H A Ddump.843 .Op Fl d Ar density
75 the actual size is determined by the tape size and density and/or
125 based on length and density.
145 Change the defaults for use with a cartridge tape drive, with a density
153 .It Fl d Ar density
154 Set tape density to
155 .Ar density .
296 at a particular density.
H A Dmain.c75 int density = 0; /* density in bytes/0.1" " <- this is for hilit19 */ variable
169 case 'd': /* density, in bits per inch */ in main()
170 density = numarg("density", 10L, 327670L) / 10; in main()
171 if (density >= 625 && !bflag) in main()
281 * Determine how to default tape size and density in main()
283 * density tape size in main()
290 if (density == 0) in main()
291 density = cartridge ? 100 : 160; in main()
500 * (1.0/density) /* 0.1" / byte " */ in main()
509 int tenthsperirg = (density == 625) ? 3 : 7; in main()
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/freebsd/contrib/llvm-project/lld/COFF/
H A DCallGraphSort.cpp63 // Maximum amount the combined cluster density can be worse than the original
98 // output. This messes with the cluster size and density calculations. We in CallGraphSort()
123 // It's bad to merge clusters which would degrade the density too much.
154 // then sort the clusters by density.
189 // Sort remaining non-empty clusters by density. in run()
244 // according to the C³ heuristic. All clusters are then sorted by a density
/freebsd/sys/contrib/device-tree/Bindings/sound/
H A Dmicrochip,pdmc.yaml7 title: Microchip Pulse Density Microphone Controller
13 The Microchip Pulse Density Microphone Controller (PDMC) interfaces up to 4
14 digital microphones having Pulse Density Modulated (PDM) outputs.
H A Dmicrochip,sama7g5-pdmc.yaml7 title: Microchip Pulse Density Microphone Controller
13 The Microchip Pulse Density Microphone Controller (PDMC) interfaces up to 4
14 digital microphones having Pulse Density Modulated (PDM) outputs.
/freebsd/sys/contrib/device-tree/Bindings/ddr/
H A Dlpddr2.txt13 - density : <u32> representing density in Mb (Mega bits)
45 density = <2048>;
H A Dlpddr3.txt8 - density : <u32> representing density in Mb (Mega bits)
53 density = <16384>;
/freebsd/contrib/llvm-project/lld/MachO/
H A DSectionPriorities.cpp75 // Maximum amount the combined cluster density can be worse than the original
102 // output. This messes with the cluster size and density calculations. We in CallGraphSort()
127 // It's bad to merge clusters which would degrade the density too much.
158 // then sort the clusters by density.
162 // Cluster indices sorted by density. in run()
198 // Sort remaining non-empty clusters by density. in run()
361 // density metric to further improve locality. in buildInputSectionPriorities()
/freebsd/sbin/newfs/
H A Dmkfs.c170 * collect and verify the file system density info in mkfs()
331 * in each cylinder group to meet the density requirement. Once in mkfs()
338 * the density until it fits. in mkfs()
343 if (density == 0) { in mkfs()
344 density = MAX(NFPI, minfragsperinode) * fsize; in mkfs()
345 } else if (density < minfragsperinode * fsize) { in mkfs()
346 origdensity = density; in mkfs()
347 density = minfragsperinode * fsize; in mkfs()
348 fprintf(stderr, "density increased from %d to %d\n", in mkfs()
349 origdensity, density); in mkfs()
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/freebsd/sys/sys/
H A Dmtio.h71 /* Set density values for device. Sets the value for the opened mode only. */
126 int32_t mt_density; /* presently operating density */
132 int32_t mt_density0; /* density for mode 0 */
133 int32_t mt_density1; /* density for mode 1 */
134 int32_t mt_density2; /* density for mode 2 */
135 int32_t mt_density3; /* density for mode 3 */
/freebsd/contrib/llvm-project/llvm/lib/Analysis/
H A DMemoryProfileInfo.cpp21 // Upper bound on lifetime access density (accesses per byte per lifetime sec)
24 "memprof-lifetime-access-density-cold-threshold", cl::init(0.05),
26 cl::desc("The threshold the lifetime access density (accesses per byte per "
36 // Lower bound on average lifetime accesses density (total life time access
37 // density / alloc count) for marking an allocation hot.
39 "memprof-min-ave-lifetime-access-density-hot-threshold", cl::init(1000),
/freebsd/sys/contrib/device-tree/Bindings/memory-controllers/ddr/
H A Dlpddr3.txt8 - density : <u32> representing density in Mb (Mega bits)
54 density = <16384>;
H A Djedec,lpddr4.yaml23 - density
32 density = <8192>;
H A Djedec,lpddr-channel.yaml119 density = <8192>;
134 density = <4096>;
142 density = <2048>;
H A Djedec,lpddr5.yaml33 - density
42 density = <8192>;
/freebsd/sys/contrib/dev/iwlwifi/fw/api/
H A Dsta.h33 * @STA_FLG_AGG_MPDU_DENS_MSK: maximal MPDU density for Tx aggregation
47 * @STA_FLG_AGG_MPDU_DENS_MSK: A-MPDU density (mask)
48 * @STA_FLG_AGG_MPDU_DENS_SHIFT: A-MPDU density (bit shift)
49 * @STA_FLG_AGG_MPDU_DENS_2US: A-MPDU density (2 usec gap)
50 * @STA_FLG_AGG_MPDU_DENS_4US: A-MPDU density (4 usec gap)
51 * @STA_FLG_AGG_MPDU_DENS_8US: A-MPDU density (8 usec gap)
52 * @STA_FLG_AGG_MPDU_DENS_16US: A-MPDU density (16 usec gap)

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