Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)
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FreeBSD/Linux Kernel Cross Reference
sys/conf/majors
Version:
- FREEBSD - FREEBSD-13-STABLE - FREEBSD-13-0 - FREEBSD-12-STABLE - FREEBSD-12-0 - FREEBSD-11-STABLE - FREEBSD-11-0 - FREEBSD-10-STABLE - FREEBSD-10-0 - FREEBSD-9-STABLE - FREEBSD-9-0 - FREEBSD-8-STABLE - FREEBSD-8-0 - FREEBSD-7-STABLE - FREEBSD-7-0 - FREEBSD-6-STABLE - FREEBSD-6-0 - FREEBSD-5-STABLE - FREEBSD-5-0 - FREEBSD-4-STABLE - FREEBSD-3-STABLE - FREEBSD22 - l41 - OPENBSD - linux-2.6 - MK84 - PLAN9 - xnu-8792
SearchContext: - none - 3 - 10
SearchContext: - none - 3 - 10
1 $FreeBSD: releng/5.0/sys/conf/majors 107369 2002-11-28 04:29:52Z rwatson $ 2 3 Hopefully, this list will one day be obsoleted by DEVFS, but for now 4 this is the current allocation of device major numbers. 5 6 For local use, you are encouraged to use the reserved numbers. 7 8 If you intend the driver to be available, send email to the 9 hackers@freebsd.org mailing list to see about having a number 10 reserved for you. 11 12 The most "complete" version of this will be the one in FreeBSD-current. 13 (see http://www.freebsd.org/) 14 15 NOTICE: FreeBSD does not use block major numbers anymore, you neither 16 need to assign nor use a block major number for any device driver any 17 more. 18 19 chrdev name comments 20 0 cn console 21 1 ctty /dev/tty 22 2 mm /dev/mem,kmem,etc 23 3 wd ST506 disk controller (with IDE extensions) 24 4 geom GEOMetry 25 5 pts pseudo tty "tty" half 26 6 ptc pseudo tty "master" half 27 7 log system log 28 8 bqu B004 transputer board 29 9 fd floppy disk 30 10 wt QIC-02/36 tape 31 11 spigot Video capture? 32 12 sc syscons/pcvt virtual consoles 33 13 da SCSI "direct access devices" 34 14 sa SCSI "sequential access devices" 35 15 cd SCSI "CDROM type" 36 16 lpt PC parallel printer port 37 17 ch SCSI changer 38 18 nmdm nullmodem back-to-back tty ports 39 19 tw X-10 power interface 40 20 ?? reserved for local use 41 21 psm PS/2 Mouse 42 22 fd (/dev/stdin etc) 43 23 bpf Berkeley Packet Filter 44 24 pca PC speaker (/dev/pcaudio) 45 25 ?? was vat 46 26 spkr PC speaker (/dev/spkr) 47 27 mse Microsoft bus-mouse 48 28 sio 16450/16550 serial 49 29 mcd Mitsumi CDROM interface 50 30 snd sound driver system 51 31 pass SCSI "Application Pass-Thru" 52 32 lkmc Loadable Kernel Module Controller 53 33 lkm assigned to Loadable Kernel Modules 54 34 lkm assigned to Loadable Kernel Modules 55 35 lkm assigned to Loadable Kernel Modules 56 36 lkm assigned to Loadable Kernel Modules 57 37 lkm assigned to Loadable Kernel Modules 58 38 lkm assigned to Loadable Kernel Modules 59 39 apm Advanced Power Management 60 40 ctx Cortex 61 41 ?? was socksys 62 42 cx Cronyx/Sigma serial adapter 63 43 vn vnode "disk" device (retired) 64 44 gp GPIB 65 45 scd Sony CDROM interface 66 46 - - 67 47 gsc Genius Scanner 68 48 cy Cyclades 69 49 ?? was ssc 70 50 card pcmcia cards 71 51 joy joystick 72 52 tun IP tunnel device 73 53 snp tty snoop 74 54 OLDnic ISDN system 75 55 OLDisdn ISDN system 76 56 OLDity ISDN system 77 57 OLDitel ISDN system 78 58 dgb Digiboard PC/Xe 79 59 OLDispy ISDN system 80 60 OLDnnic ISDN system 81 61 pt SCSI "processor target" 82 62 worm SCSI "worm type" 83 63 rc Riscom/8 driver 84 64 ?? Talisman 85 65 targ SCSI target sample driver 86 66 labpc National Instruments LabPC 87 67 meteor Matrox Meteor video capture 88 68 si Specialix SI/XIO (peter@freebsd.org) 89 69 wcd ATAPI CDROM client of "wd" 90 70 crypto Device-independent crypto interface (from openbsd) 91 71 asc AmiScan driver 92 72 stl Stallion (cd1400 based) (gerg@stallion.oz.au) 93 73 ?? was qcam 94 74 ccd concatenated disk 95 75 stli Stallion (intelligent cdk based) (gerg@stallion.oz.au) 96 76 scc IBM Smart Capture Card (ohashi@mickey.ai.kyutech.ac.jp) 97 77 cyy Cyclades Ye/PCI serial card 98 78 pci PCI bus 99 79 ipl IP Filter 100 80 xdcp Assigned to Chris Ficklin <chris@serengeti.com> 101 81 rp RocketPort/Steve Gericke <steveg@comtrol.com> 102 82 ppi Generic Parallel I/O <Nicolas.Souchu@prism.uvsq.fr> 103 83 can CAN16-2 CAN-PC Interface 104 84 dtfp Datum Time and Frequency processor (louie@UU.NET) 105 85 vesa VESA support device (j_mini@efn.org) 106 86 alog Industrial Computer Source AIO8-P driver (deprecated) 107 87 wfd ATAPI floppy client of "wd" 108 88 dpt DPT RAID Controller <shimon@i-connect.net> 109 89 pps Pulse-Per-Second timing interface 110 90 wst ATAPI tape client of "wd" 111 91 vinum Volume manager 112 92 bktr Bt848 video capture driver (hasty@star-gate.com) 113 93 coda CODA filesystem. 114 94 loran Loran-C Receiver 115 95 md Memory Disk 116 96 altq alternate queueing (including cbq, red, wfq) 117 97 prom Alpha PROM console 118 98 loe Loopback pseudo-ethernet (sbabkin@dcn.att.com) 119 99 ct Cronyx/Tau serial adaptor 120 100 xrpu Xilinx Reprogrammable Processing Unit 121 101 was:dgm was: Digiboard PC/Xem in <= RELENG_4 122 102 fla M-Systems DiskOnChip(r) 123 103 streams SVR4 Streams emulation <newton@atdot.dotat.org> 124 104 xpt CAM Transport Layer Services 125 105 iic I2C bus generic i/o 126 106 smb System Management Bus generic i/o 127 107 3dfx 3Dfx driver <cokane> 128 108 usb Universal Serial Bus <n_hibma> 129 109 ida Intelligent Disk [Array] (md@doc.ic.ac.uk) 130 110 ses SCSI Environmental Services driver (mjacob@feral.com) 131 111 ums USB Mouse <n_hibma> 132 112 kbd keyboard 133 113 ulpt USB Printer <n_hibma> 134 114 ugen USB Generic device <n_hibma> 135 115 dag University of Waikato DAG network capture boards 136 116 ad ATA disks 137 117 acd ATAPI CDROM 138 118 afd ATAPI floppy 139 119 ast ATAPI tape 140 120 aud Audit Device <rwatson@FreeBSD.org> 141 121 onew Dallas Semiconductor One-Wire bus <phk@freebsd.org> 142 122 uhid USB HID devices <n_hibma> 143 123 fb frame buffer 144 124 ucdc USB Communication Class Driver <n_hibma> 145 125 digio Advantech PCI-1750 IO card jen@vulture.dmem.strath.ac.uk 146 126 sync Generic sync port support <phk>, <brian> 147 127 fire Firewire driver <ikob@koganei.wide.ad.jp> 148 128 arla Arla (AFS-clone) driver 149 129 i2o Intelligent I/O Character Device 150 130 mlx Mylex DAC960 RAID (control device) 151 131 mlxd Mylex DAC960 RAID (disk device) 152 132 amr AMI MegaRAID (control device) 153 133 amrd AMI MegaRAID (disk device) 154 134 taupci Cronyx Tau-PCI card <vak@hanoi.cronyx.ru> 155 135 zsc TurboLaser console uart 156 136 ipr Iprobe on-chip perf. counters (gallatin@freebsd.org) 157 137 nfp nFast PCI crypto accelerator (support@ncipher.com) 158 138 ucom USB Serial support <n_hibma> 159 139 wanrouter Sangoma Technologies Inc. (al.feldman@sangoma.com) 160 140 pcfclock PCFCLOCK <sascha@schumann.cx> 161 141 pcdmx PCDMX theatre lighting controller 162 142 skip SKIP port (security/skip) control device 163 143 urio USB Rio 500 <n_hibma> 164 144 nsmb SMB/CIFS protocol interface <bp> 165 145 dri DRI Graphics for OpenGL <dfr> 166 146 twe 3ware Escalade ATA RAID (controller) 167 147 twed 3ware Escalade ATA RAID (drives) 168 148 agp AGP <dfr> 169 149 tap Ethernet tunneling device <myevmenkin@att.com> 170 150 aac Adaptec FSA RAID (controller) 171 151 aacd Adaptec FSA RAID (drives) 172 152 acpi ACPI bios support (Takanori Watanabe takawata@shidahara1.planet.sci.kobe-u.ac.jp) 173 153 ti Tigon Gigabit Ethernet driver (ken@FreeBSD.ORG) 174 154 asr Adaptec SCSI RAID <msmith@freebsd.org> 175 155 phone Quicknet PhoneJACK and LineJACK cards for VoIP <roger> 176 156 uscanner USB Scanners <n_hibma> 177 157 ar ATA "pseudo" RAID device 178 158 mly Mylex RAID control device 179 159 ata ATA control device 180 160 spic Sony Programmable I/O Controller (jogdial) 181 161 swdoc Sitara networks watchdog device 182 162 digi Digiboard 183 163 - - 184 164 iir Intel Integrated RAID <boji.t.kannanthanam@intel.com> 185 165 net Network drivers <jlemon> 186 166 ciss Compaq SmartArray 5* adapter <msmith> 187 167 ufm USB Fm Radio 188 168 sab Siemens SAB82532 serial chip <jake> 189 168 XXX used by pst in RELENG_4 190 169 ofwd OpenFirmware disk <benno> 191 170 pst Promise SuperTrak (uses 168 in RELENG_4) 192 171 mide LSI MegaRAID IDE (control device) 193 172 mided LSI MegaRAID IDE (disk device) 194 173 devctl Devd control device <imp> 195 174 pciwd Berkshire Watchdog PCI <marcel@progressix.com> 196 175 ips IBM/Adaptec ServeRAID (control device) 197 176 ipsd IBM/Adaptec ServeRAID (disk device) 198 177 openfirm OpenFirmware control device <tmm> 199 178 raidctl RAIDframe (control device) 200 179 raid RAIDframe (disk device) 201 180 nvidia NVIDIA (nvidiaN/nvidiactl) 202 181 casm HP/Compaq ProLiant Advanced Server Management <peter> 203 200 ?? entries from 200-252 are reserved for local use 204 252 ?? entries from 200-252 are reserved for local use 205 253 was:MFS was: used by MFS in <= RELENG_4 206 254 internal Used internally by the kernel 207 255 bad choice -1 is 255 which has magic meanings internally
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