11519d15cSJohn Baldwin# $FreeBSD$ 22365e64fSRodney W. Grimes# 319dde963SPeter Wemm# NOTES -- Lines that can be cut/pasted into kernel and hints configs. 4f71c01ccSPeter Wemm# 5f71c01ccSPeter Wemm# Lines that begin with 'device', 'options', 'machine', 'ident', 'maxusers', 61519d15cSJohn Baldwin# 'makeoptions', 'hints', etc. go into the kernel configuration that you 7f71c01ccSPeter Wemm# run config(8) with. 8f71c01ccSPeter Wemm# 9b147fcf9SBruce Evans# Lines that begin with 'hint.' are NOT for config(8), they go into your 10f71c01ccSPeter Wemm# hints file. See /boot/device.hints and/or the 'hints' config(8) directive. 112365e64fSRodney W. Grimes# 125d4850e7SAlexander Langer# Please use ``make LINT'' to create an old-style LINT file if you want to 135d4850e7SAlexander Langer# do kernel test-builds. 145d4850e7SAlexander Langer# 15dd267672SJohn Baldwin# This file contains machine independent kernel configuration notes. For 16dd267672SJohn Baldwin# machine dependent notes, look in /sys/<arch>/conf/NOTES. 17dd267672SJohn Baldwin# 181519d15cSJohn Baldwin 191519d15cSJohn Baldwin# 201519d15cSJohn Baldwin# NOTES conventions and style guide: 211519d15cSJohn Baldwin# 221519d15cSJohn Baldwin# Large block comments should begin and end with a line containing only a 231519d15cSJohn Baldwin# comment character. 241519d15cSJohn Baldwin# 251519d15cSJohn Baldwin# To describe a particular object, a block comment (if it exists) should 261519d15cSJohn Baldwin# come first. Next should come device, options, and hints lines in that 271519d15cSJohn Baldwin# order. All device and option lines must be described by a comment that 281519d15cSJohn Baldwin# doesn't just expand the device or option name. Use only a concise 291519d15cSJohn Baldwin# comment on the same line if possible. Very detailed descriptions of 301519d15cSJohn Baldwin# devices and subsystems belong in man pages. 311519d15cSJohn Baldwin# 32eb4f7a81SNate Lawson# A space followed by a tab separates 'options' from an option name. Two 331519d15cSJohn Baldwin# spaces followed by a tab separate 'device' from a device name. Comments 341519d15cSJohn Baldwin# after an option or device should use one space after the comment character. 351519d15cSJohn Baldwin# To comment out a negative option that disables code and thus should not be 36eb4f7a81SNate Lawson# enabled for LINT builds, precede 'options' with "#!". 372365e64fSRodney W. Grimes# 382365e64fSRodney W. Grimes 396a8d6623SGarrett Wollman# 406a8d6623SGarrett Wollman# This is the ``identification'' of the kernel. Usually this should 416a8d6623SGarrett Wollman# be the same as the name of your kernel. 426a8d6623SGarrett Wollman# 436a8d6623SGarrett Wollmanident LINT 446a8d6623SGarrett Wollman 456a8d6623SGarrett Wollman# 466a8d6623SGarrett Wollman# The `maxusers' parameter controls the static sizing of a number of 47ab0f83bdSRuslan Ermilov# internal system tables by a formula defined in subr_param.c. 48ab0f83bdSRuslan Ermilov# Omitting this parameter or setting it to 0 will cause the system to 49ab0f83bdSRuslan Ermilov# auto-size based on physical memory. 506a8d6623SGarrett Wollman# 516a8d6623SGarrett Wollmanmaxusers 10 526a8d6623SGarrett Wollman 5313c18821SJohn Baldwin# To statically compile in device wiring instead of /boot/device.hints 5413c18821SJohn Baldwin#hints "LINT.hints" # Default places to look for devices. 5513c18821SJohn Baldwin 5613c18821SJohn Baldwin# Use the following to compile in values accessible to the kernel 5713c18821SJohn Baldwin# through getenv() (or kenv(1) in userland). The format of the file 5813c18821SJohn Baldwin# is 'variable=value', see kenv(1) 5913c18821SJohn Baldwin# 6013c18821SJohn Baldwin#env "LINT.env" 6113c18821SJohn Baldwin 626a8d6623SGarrett Wollman# 637bf01a14SPeter Wemm# The `makeoptions' parameter allows variables to be passed to the 64503e6666SBruce Evans# generated Makefile in the build area. 65503e6666SBruce Evans# 66503e6666SBruce Evans# CONF_CFLAGS gives some extra compiler flags that are added to ${CFLAGS} 67503e6666SBruce Evans# after most other flags. Here we use it to inhibit use of non-optimal 681c9c6382SRuslan Ermilov# gcc built-in functions (e.g., memcmp). 69503e6666SBruce Evans# 70503e6666SBruce Evans# DEBUG happens to be magic. 717bf01a14SPeter Wemm# The following is equivalent to 'config -g KERNELNAME' and creates 727bf01a14SPeter Wemm# 'kernel.debug' compiled with -g debugging as well as a normal 737bf01a14SPeter Wemm# 'kernel'. Use 'make install.debug' to install the debug kernel 747bf01a14SPeter Wemm# but that isn't normally necessary as the debug symbols are not loaded 757bf01a14SPeter Wemm# by the kernel and are not useful there anyway. 767bf01a14SPeter Wemm# 772c8635c6SPeter Wemm# KERNEL can be overridden so that you can change the default name of your 782c8635c6SPeter Wemm# kernel. 792c8635c6SPeter Wemm# 800e3d06b1SWarner Losh# MODULES_OVERRIDE can be used to limit modules built to a specific list. 810e3d06b1SWarner Losh# 82503e6666SBruce Evansmakeoptions CONF_CFLAGS=-fno-builtin #Don't allow use of memcmp, etc. 835895e3c8SPeter Wemm#makeoptions DEBUG=-g #Build kernel with gdb(1) debug symbols 842c8635c6SPeter Wemm#makeoptions KERNEL=foo #Build kernel "foo" and install "/foo" 85f4eb4717SAlexander Leidinger# Only build ext2fs module plus those parts of the sound system I need. 86f4eb4717SAlexander Leidinger#makeoptions MODULES_OVERRIDE="ext2fs sound/sound sound/driver/maestro3" 87fa75a3c2SPoul-Henning Kampmakeoptions DESTDIR=/tmp 88fa75a3c2SPoul-Henning Kamp 893236b30eSGreg Lehey# 90480c6b8aSGreg Lehey# FreeBSD processes are subject to certain limits to their consumption 91480c6b8aSGreg Lehey# of system resources. See getrlimit(2) for more details. Each 92480c6b8aSGreg Lehey# resource limit has two values, a "soft" limit and a "hard" limit. 93480c6b8aSGreg Lehey# The soft limits can be modified during normal system operation, but 94480c6b8aSGreg Lehey# the hard limits are set at boot time. Their default values are 95480c6b8aSGreg Lehey# in sys/<arch>/include/vmparam.h. There are two ways to change them: 96480c6b8aSGreg Lehey# 97480c6b8aSGreg Lehey# 1. Set the values at kernel build time. The options below are one 98480c6b8aSGreg Lehey# way to allow that limit to grow to 1GB. They can be increased 99480c6b8aSGreg Lehey# further by changing the parameters: 1003236b30eSGreg Lehey# 101480c6b8aSGreg Lehey# 2. In /boot/loader.conf, set the tunables kern.maxswzone, 102480c6b8aSGreg Lehey# kern.maxbcache, kern.maxtsiz, kern.dfldsiz, kern.maxdsiz, 103480c6b8aSGreg Lehey# kern.dflssiz, kern.maxssiz and kern.sgrowsiz. 104a59d364aSMatthew Dillon# 105480c6b8aSGreg Lehey# The options in /boot/loader.conf override anything in the kernel 106480c6b8aSGreg Lehey# configuration file. See the function init_param1 in 107480c6b8aSGreg Lehey# sys/kern/subr_param.c for more details. 1083236b30eSGreg Lehey# 109480c6b8aSGreg Lehey 1103236b30eSGreg Leheyoptions MAXDSIZ=(1024UL*1024*1024) 1113236b30eSGreg Leheyoptions MAXSSIZ=(128UL*1024*1024) 1123236b30eSGreg Leheyoptions DFLDSIZ=(1024UL*1024*1024) 1133236b30eSGreg Lehey 1143236b30eSGreg Lehey# 115a59d364aSMatthew Dillon# BLKDEV_IOSIZE sets the default block size used in user block 1163c7c6c12SMike Pritchard# device I/O. Note that this value will be overridden by the label 117a59d364aSMatthew Dillon# when specifying a block device from a label with a non-0 1188b22cebbSMatthew Dillon# partition blocksize. The default is PAGE_SIZE. 119a59d364aSMatthew Dillon# 120a59d364aSMatthew Dillonoptions BLKDEV_IOSIZE=8192 121a59d364aSMatthew Dillon 122f9fbd1a4SMatt Jacob# 123f9fbd1a4SMatt Jacob# MAXPHYS and DFLTPHYS 124f9fbd1a4SMatt Jacob# 12550a8df3cSAlexander Motin# These are the maximal and safe 'raw' I/O block device access sizes. 12650a8df3cSAlexander Motin# Reads and writes will be split into MAXPHYS chunks for known good 12750a8df3cSAlexander Motin# devices and DFLTPHYS for the rest. Some applications have better 12850a8df3cSAlexander Motin# performance with larger raw I/O access sizes. Note that certain VM 129f9fbd1a4SMatt Jacob# parameters are derived from these values and making them too large 130af52cb44SSergey Kandaurov# can make an unbootable kernel. 131f9fbd1a4SMatt Jacob# 132f9fbd1a4SMatt Jacob# The defaults are 64K and 128K respectively. 133f9fbd1a4SMatt Jacoboptions DFLTPHYS=(64*1024) 134f9fbd1a4SMatt Jacoboptions MAXPHYS=(128*1024) 135f9fbd1a4SMatt Jacob 136f9fbd1a4SMatt Jacob 137827d623eSJordan K. Hubbard# This allows you to actually store this configuration file into 138272afb65SWojciech A. Koszek# the kernel binary itself. See config(8) for more details. 139827d623eSJordan K. Hubbard# 140827d623eSJordan K. Hubbardoptions INCLUDE_CONFIG_FILE # Include this file in kernel 141827d623eSJordan K. Hubbard 14256fddc5dSBrooks Davis# 14356fddc5dSBrooks Davis# Compile-time defaults for various boot parameters 14456fddc5dSBrooks Davis# 14556fddc5dSBrooks Davisoptions BOOTVERBOSE=1 14656fddc5dSBrooks Davisoptions BOOTHOWTO=RB_MULTIPLE 14756fddc5dSBrooks Davis 148069accaaSPoul-Henning Kampoptions GEOM_AES # Don't use, use GEOM_BDE 149069accaaSPoul-Henning Kampoptions GEOM_BDE # Disk encryption. 150069accaaSPoul-Henning Kampoptions GEOM_BSD # BSD disklabels 1515d9f25dcSRuslan Ermilovoptions GEOM_CACHE # Disk cache. 1527226443dSPawel Jakub Dawidekoptions GEOM_CONCAT # Disk concatenation. 1535ca1fcfeSPawel Jakub Dawidekoptions GEOM_ELI # Disk encryption. 15422db1e9fSPoul-Henning Kampoptions GEOM_FOX # Redundant path mitigation 1557226443dSPawel Jakub Dawidekoptions GEOM_GATE # Userland services. 156f348204cSPawel Jakub Dawidekoptions GEOM_JOURNAL # Journaling. 157e1237b28SPawel Jakub Dawidekoptions GEOM_LABEL # Providers labelization. 1581669d8afSAndrew Thompsonoptions GEOM_LINUX_LVM # Linux LVM2 volumes 159fcdb1ffcSAndrey V. Elsukovoptions GEOM_MAP # Map based partitioning 160069accaaSPoul-Henning Kampoptions GEOM_MBR # DOS/MBR partitioning 1618a8fbacaSPawel Jakub Dawidekoptions GEOM_MIRROR # Disk mirroring. 162e770bc6bSMatt Jacoboptions GEOM_MULTIPATH # Disk multipath 1637dc92b13SPawel Jakub Dawidekoptions GEOM_NOP # Test class. 1641d3aed33SMarcel Moolenaaroptions GEOM_PART_APM # Apple partitioning 1655aaa8fefSMarcel Moolenaaroptions GEOM_PART_BSD # BSD disklabel 166d68d0cf5SAndrey V. Elsukovoptions GEOM_PART_BSD64 # BSD disklabel64 16791e1be8bSMarcel Moolenaaroptions GEOM_PART_EBR # Extended Boot Records 1686ad9a99fSMarcel Moolenaaroptions GEOM_PART_EBR_COMPAT # Backward compatible partition names 1691d3aed33SMarcel Moolenaaroptions GEOM_PART_GPT # GPT partitioning 170e800e2e1SAndrey V. Elsukovoptions GEOM_PART_LDM # Logical Disk Manager 1716bc50445SMarcel Moolenaaroptions GEOM_PART_MBR # MBR partitioning 17210020e9dSMarcel Moolenaaroptions GEOM_PART_VTOC8 # SMI VTOC8 disk label 17389b17223SAlexander Motinoptions GEOM_RAID # Soft RAID functionality. 174e81856c3SPawel Jakub Dawidekoptions GEOM_RAID3 # RAID3 functionality. 175560cb857SPawel Jakub Dawidekoptions GEOM_SHSEC # Shared secret. 1767dc92b13SPawel Jakub Dawidekoptions GEOM_STRIPE # Disk striping. 177069accaaSPoul-Henning Kampoptions GEOM_SUNLABEL # Sun/Solaris partitioning 17875261008SMax Khonoptions GEOM_UZIP # Read-only compressed disks 17902e17f0bSMarius Strobloptions GEOM_VINUM # Vinum logical volume manager 180f854db0bSPawel Jakub Dawidekoptions GEOM_VIRSTOR # Virtual storage. 181069accaaSPoul-Henning Kampoptions GEOM_VOL # Volume names from UFS superblock 1821c9c6382SRuslan Ermilovoptions GEOM_ZERO # Performance testing helper. 1837b03a440SPoul-Henning Kamp 1848b140d57SMike Smith# 1858b140d57SMike Smith# The root device and filesystem type can be compiled in; 1868b140d57SMike Smith# this provides a fallback option if the root device cannot 1873b6c640cSCrist J. Clark# be correctly guessed by the bootstrap code, or an override if 1888b140d57SMike Smith# the RB_DFLTROOT flag (-r) is specified when booting the kernel. 1898b140d57SMike Smith# 1908b140d57SMike Smithoptions ROOTDEVNAME=\"ufs:da0s2e\" 1918b140d57SMike Smith 1926a8d6623SGarrett Wollman 1936a8d6623SGarrett Wollman##################################################################### 194f5d05ac3SJeff Roberson# Scheduler options: 195f5d05ac3SJeff Roberson# 196a61617edSGiorgos Keramidas# Specifying one of SCHED_4BSD or SCHED_ULE is mandatory. These options 197f5d05ac3SJeff Roberson# select which scheduler is compiled in. 198f5d05ac3SJeff Roberson# 199f5d05ac3SJeff Roberson# SCHED_4BSD is the historical, proven, BSD scheduler. It has a global run 2001c9c6382SRuslan Ermilov# queue and no CPU affinity which makes it suboptimal for SMP. It has very 201f5d05ac3SJeff Roberson# good interactivity and priority selection. 202f5d05ac3SJeff Roberson# 203bd675f58SJeff Roberson# SCHED_ULE provides significant performance advantages over 4BSD on many 204bd675f58SJeff Roberson# workloads on SMP machines. It supports cpu-affinity, per-cpu runqueues 205bd675f58SJeff Roberson# and scheduler locks. It also has a stronger notion of interactivity 206bd675f58SJeff Roberson# which leads to better responsiveness even on uniprocessor machines. This 2079c0ef6d5SOliver Fromme# is the default scheduler. 208f5d05ac3SJeff Roberson# 20975a66a92SJeff Roberson# SCHED_STATS is a debugging option which keeps some stats in the sysctl 21075a66a92SJeff Roberson# tree at 'kern.sched.stats' and is useful for debugging scheduling decisions. 21175a66a92SJeff Roberson# 212b998bd92SJeff Robersonoptions SCHED_4BSD 21375a66a92SJeff Robersonoptions SCHED_STATS 214b998bd92SJeff Roberson#options SCHED_ULE 215f5d05ac3SJeff Roberson 216f5d05ac3SJeff Roberson##################################################################### 217477a642cSPeter Wemm# SMP OPTIONS: 218477a642cSPeter Wemm# 219477a642cSPeter Wemm# SMP enables building of a Symmetric MultiProcessor Kernel. 220477a642cSPeter Wemm 221477a642cSPeter Wemm# Mandatory: 222477a642cSPeter Wemmoptions SMP # Symmetric MultiProcessor Kernel 223477a642cSPeter Wemm 224fdce57a0SJohn Baldwin# EARLY_AP_STARTUP releases the Application Processors earlier in the 225fdce57a0SJohn Baldwin# kernel startup process (before devices are probed) rather than at the 226fdce57a0SJohn Baldwin# end. This is a temporary option for use during the transition from 227fdce57a0SJohn Baldwin# late to early AP startup. 228fdce57a0SJohn Baldwinoptions EARLY_AP_STARTUP 229fdce57a0SJohn Baldwin 23068b739cdSAttilio Rao# MAXCPU defines the maximum number of CPUs that can boot in the system. 23168b739cdSAttilio Rao# A default value should be already present, for every architecture. 23268b739cdSAttilio Raooptions MAXCPU=32 23368b739cdSAttilio Rao 234941646f5SAttilio Rao# MAXMEMDOM defines the maximum number of memory domains that can boot in the 235941646f5SAttilio Rao# system. A default value should already be defined by every architecture. 23662d70a81SJohn Baldwinoptions MAXMEMDOM=2 23762d70a81SJohn Baldwin 23862d70a81SJohn Baldwin# VM_NUMA_ALLOC enables use of memory domain-aware allocation in the VM 23962d70a81SJohn Baldwin# system. 24062d70a81SJohn Baldwinoptions VM_NUMA_ALLOC 24162d70a81SJohn Baldwin 24262d70a81SJohn Baldwin# DEVICE_NUMA enables reporting of domain affinity of I/O devices via 24362d70a81SJohn Baldwin# bus_get_domain(), etc. 24462d70a81SJohn Baldwinoptions DEVICE_NUMA 245941646f5SAttilio Rao 2462498cf8cSJohn Baldwin# ADAPTIVE_MUTEXES changes the behavior of blocking mutexes to spin 2472498cf8cSJohn Baldwin# if the thread that currently owns the mutex is executing on another 248d51e8487SJosh Paetzel# CPU. This behavior is enabled by default, so this option can be used 249701f1408SScott Long# to disable it. 250701f1408SScott Longoptions NO_ADAPTIVE_MUTEXES 2512498cf8cSJohn Baldwin 252cd6e6e4eSJohn Baldwin# ADAPTIVE_RWLOCKS changes the behavior of reader/writer locks to spin 253cd6e6e4eSJohn Baldwin# if the thread that currently owns the rwlock is executing on another 254d51e8487SJosh Paetzel# CPU. This behavior is enabled by default, so this option can be used 255cd6e6e4eSJohn Baldwin# to disable it. 256cd6e6e4eSJohn Baldwinoptions NO_ADAPTIVE_RWLOCKS 257cd6e6e4eSJohn Baldwin 2581ae1c2a3SAttilio Rao# ADAPTIVE_SX changes the behavior of sx locks to spin if the thread that 2591ae1c2a3SAttilio Rao# currently owns the sx lock is executing on another CPU. 260d51e8487SJosh Paetzel# This behavior is enabled by default, so this option can be used to 2611ae1c2a3SAttilio Rao# disable it. 2621ae1c2a3SAttilio Raooptions NO_ADAPTIVE_SX 2634e7f640dSJohn Baldwin 264ad27c4c7SJohn Baldwin# MUTEX_NOINLINE forces mutex operations to call functions to perform each 265ad27c4c7SJohn Baldwin# operation rather than inlining the simple cases. This can be used to 266ad27c4c7SJohn Baldwin# shrink the size of the kernel text segment. Note that this behavior is 267cf31ff26SRuslan Ermilov# already implied by the INVARIANT_SUPPORT, INVARIANTS, KTR, LOCK_PROFILING, 268ad27c4c7SJohn Baldwin# and WITNESS options. 269ad27c4c7SJohn Baldwinoptions MUTEX_NOINLINE 270ad27c4c7SJohn Baldwin 2711a5d9b15SJohn Baldwin# RWLOCK_NOINLINE forces rwlock operations to call functions to perform each 2721a5d9b15SJohn Baldwin# operation rather than inlining the simple cases. This can be used to 2731a5d9b15SJohn Baldwin# shrink the size of the kernel text segment. Note that this behavior is 274cf31ff26SRuslan Ermilov# already implied by the INVARIANT_SUPPORT, INVARIANTS, KTR, LOCK_PROFILING, 2751a5d9b15SJohn Baldwin# and WITNESS options. 2761a5d9b15SJohn Baldwinoptions RWLOCK_NOINLINE 2771a5d9b15SJohn Baldwin 2784e7f640dSJohn Baldwin# SX_NOINLINE forces sx lock operations to call functions to perform each 2794e7f640dSJohn Baldwin# operation rather than inlining the simple cases. This can be used to 2804e7f640dSJohn Baldwin# shrink the size of the kernel text segment. Note that this behavior is 2814e7f640dSJohn Baldwin# already implied by the INVARIANT_SUPPORT, INVARIANTS, KTR, LOCK_PROFILING, 2824e7f640dSJohn Baldwin# and WITNESS options. 2834e7f640dSJohn Baldwinoptions SX_NOINLINE 2844e7f640dSJohn Baldwin 2851fe4c660SJohn Baldwin# SMP Debugging Options: 2861fe4c660SJohn Baldwin# 2875b999a6bSDavide Italiano# CALLOUT_PROFILING enables rudimentary profiling of the callwheel data 2885b999a6bSDavide Italiano# structure used as backend in callout(9). 2895e21b51bSDavid E. O'Brien# PREEMPTION allows the threads that are in the kernel to be preempted by 2905e21b51bSDavid E. O'Brien# higher priority [interrupt] threads. It helps with interactivity 2915e21b51bSDavid E. O'Brien# and allows interrupt threads to run sooner rather than waiting. 29267ab9fd7SJohn Baldwin# WARNING! Only tested on amd64 and i386. 2930c0b25aeSJohn Baldwin# FULL_PREEMPTION instructs the kernel to preempt non-realtime kernel 2948c5923d9SCeri Davies# threads. Its sole use is to expose race conditions and other 2950c0b25aeSJohn Baldwin# bugs during development. Enabling this option will reduce 2960c0b25aeSJohn Baldwin# performance and increase the frequency of kernel panics by 2970c0b25aeSJohn Baldwin# design. If you aren't sure that you need it then you don't. 2989923b511SScott Long# Relies on the PREEMPTION option. DON'T TURN THIS ON. 299ef0ebfc3SJohn Baldwin# SLEEPQUEUE_PROFILING enables rudimentary profiling of the hash table 30075a66a92SJeff Roberson# used to hold active sleep queues as well as sleep wait message 30175a66a92SJeff Roberson# frequency. 302ef0ebfc3SJohn Baldwin# TURNSTILE_PROFILING enables rudimentary profiling of the hash table 303ef0ebfc3SJohn Baldwin# used to hold active lock queues. 304c6111de5SDavide Italiano# UMTX_PROFILING enables rudimentary profiling of the hash table used 305*27c8e6b8SGlen Barber# to hold active lock queues. 306aa4019efSRobert Watson# WITNESS enables the witness code which detects deadlocks and cycles 3071fe4c660SJohn Baldwin# during locking operations. 308e2ee2173SMarcel Moolenaar# WITNESS_KDB causes the witness code to drop into the kernel debugger if 3093c7c6c12SMike Pritchard# a lock hierarchy violation occurs or if locks are held when going to 310660d1e3aSJohn Baldwin# sleep. 311660d1e3aSJohn Baldwin# WITNESS_SKIPSPIN disables the witness checks on spin mutexes. 3129923b511SScott Longoptions PREEMPTION 3130c0b25aeSJohn Baldwinoptions FULL_PREEMPTION 3141fe4c660SJohn Baldwinoptions WITNESS 315e2ee2173SMarcel Moolenaaroptions WITNESS_KDB 316660d1e3aSJohn Baldwinoptions WITNESS_SKIPSPIN 3171fe4c660SJohn Baldwin 318cf31ff26SRuslan Ermilov# LOCK_PROFILING - Profiling locks. See LOCK_PROFILING(9) for details. 31907dba937SKip Macyoptions LOCK_PROFILING 32000096801SJohn-Mark Gurney# Set the number of buffers and the hash size. The hash size MUST be larger 32100096801SJohn-Mark Gurney# than the number of buffers. Hash size should be prime. 32200096801SJohn-Mark Gurneyoptions MPROF_BUFFERS="1536" 32300096801SJohn-Mark Gurneyoptions MPROF_HASH_SIZE="1543" 3244db0d7f1SDag-Erling Smørgrav 3255b999a6bSDavide Italiano# Profiling for the callout(9) backend. 3265b999a6bSDavide Italianooptions CALLOUT_PROFILING 3275b999a6bSDavide Italiano 328ef0ebfc3SJohn Baldwin# Profiling for internal hash tables. 329ef0ebfc3SJohn Baldwinoptions SLEEPQUEUE_PROFILING 330ef0ebfc3SJohn Baldwinoptions TURNSTILE_PROFILING 331c6111de5SDavide Italianooptions UMTX_PROFILING 332331805a5SDavide Italiano 333ef0ebfc3SJohn Baldwin 334477a642cSPeter Wemm##################################################################### 3356a8d6623SGarrett Wollman# COMPATIBILITY OPTIONS 336690f540cSAndrey A. Chernov 3376a8d6623SGarrett Wollman# 3386a8d6623SGarrett Wollman# Implement system calls compatible with 4.3BSD and older versions of 33956c7a48cSJordan K. Hubbard# FreeBSD. You probably do NOT want to remove this as much current code 3407bbf05a2SJuli Mallett# still relies on the 4.3 emulation. Note that some architectures that 3417bbf05a2SJuli Mallett# are supported by FreeBSD do not include support for certain important 3427bbf05a2SJuli Mallett# aspects of this compatibility option, namely those related to the 3437bbf05a2SJuli Mallett# signal delivery mechanism. 3446a8d6623SGarrett Wollman# 3455895e3c8SPeter Wemmoptions COMPAT_43 3466a8d6623SGarrett Wollman 347d3e64681SPoul-Henning Kamp# Old tty interface. 348d3e64681SPoul-Henning Kampoptions COMPAT_43TTY 349d3e64681SPoul-Henning Kamp 350f5e4c105SJohn Baldwin# Note that as a general rule, COMPAT_FREEBSD<n> depends on 351f5e4c105SJohn Baldwin# COMPAT_FREEBSD<n+1>, COMPAT_FREEBSD<n+2>, etc. 352f5e4c105SJohn Baldwin 353f0eb293eSAlfred Perlstein# Enable FreeBSD4 compatibility syscalls 354f0eb293eSAlfred Perlsteinoptions COMPAT_FREEBSD4 355f0eb293eSAlfred Perlstein 356a01b4125SKen Smith# Enable FreeBSD5 compatibility syscalls 357a01b4125SKen Smithoptions COMPAT_FREEBSD5 358a01b4125SKen Smith 3596c9fdda7SRuslan Ermilov# Enable FreeBSD6 compatibility syscalls 3606c9fdda7SRuslan Ermilovoptions COMPAT_FREEBSD6 3616c9fdda7SRuslan Ermilov 3625965c4b7SJohn Baldwin# Enable FreeBSD7 compatibility syscalls 3635965c4b7SJohn Baldwinoptions COMPAT_FREEBSD7 3645965c4b7SJohn Baldwin 3657d313e7bSJohn Baldwin# Enable FreeBSD9 compatibility syscalls 3667d313e7bSJohn Baldwinoptions COMPAT_FREEBSD9 3677d313e7bSJohn Baldwin 3687d313e7bSJohn Baldwin# Enable FreeBSD10 compatibility syscalls 3697d313e7bSJohn Baldwinoptions COMPAT_FREEBSD10 3707d313e7bSJohn Baldwin 3717f68a896SMark Johnston# Enable FreeBSD11 compatibility syscalls 3727f68a896SMark Johnstonoptions COMPAT_FREEBSD11 3737f68a896SMark Johnston 3748d59ecb2SHans Petter Selasky# Enable Linux Kernel Programming Interface 3758d59ecb2SHans Petter Selaskyoptions COMPAT_LINUXKPI 3768d59ecb2SHans Petter Selasky 3776a8d6623SGarrett Wollman# 3786a8d6623SGarrett Wollman# These three options provide support for System V Interface 3796a8d6623SGarrett Wollman# Definition-style interprocess communication, in the form of shared 3806a8d6623SGarrett Wollman# memory, semaphores, and message queues, respectively. 3816a8d6623SGarrett Wollman# 3826a8d6623SGarrett Wollmanoptions SYSVSHM 3836a8d6623SGarrett Wollmanoptions SYSVSEM 3846a8d6623SGarrett Wollmanoptions SYSVMSG 3856a8d6623SGarrett Wollman 3866a8d6623SGarrett Wollman 3876a8d6623SGarrett Wollman##################################################################### 3886a8d6623SGarrett Wollman# DEBUGGING OPTIONS 3896a8d6623SGarrett Wollman 3906a8d6623SGarrett Wollman# 391e2ee2173SMarcel Moolenaar# Compile with kernel debugger related code. 3926a8d6623SGarrett Wollman# 393e2ee2173SMarcel Moolenaaroptions KDB 394b5d89ca8SBruce Evans 395b5d89ca8SBruce Evans# 396e2ee2173SMarcel Moolenaar# Print a stack trace of the current thread on the console for a panic. 3977085e708SBruce Evans# 398e2ee2173SMarcel Moolenaaroptions KDB_TRACE 399e2ee2173SMarcel Moolenaar 400e2ee2173SMarcel Moolenaar# 401e2ee2173SMarcel Moolenaar# Don't enter the debugger for a panic. Intended for unattended operation 402e2ee2173SMarcel Moolenaar# where you may want to enter the debugger from the console, but still want 403e2ee2173SMarcel Moolenaar# the machine to recover from a panic. 404e2ee2173SMarcel Moolenaar# 405e2ee2173SMarcel Moolenaaroptions KDB_UNATTENDED 406e2ee2173SMarcel Moolenaar 407e2ee2173SMarcel Moolenaar# 408e2ee2173SMarcel Moolenaar# Enable the ddb debugger backend. 409e2ee2173SMarcel Moolenaar# 410e2ee2173SMarcel Moolenaaroptions DDB 4117085e708SBruce Evans 4127085e708SBruce Evans# 413bfdd261eSBruce Evans# Print the numerical value of symbols in addition to the symbolic 414bfdd261eSBruce Evans# representation. 415bfdd261eSBruce Evans# 416bfdd261eSBruce Evansoptions DDB_NUMSYM 417bfdd261eSBruce Evans 418bfdd261eSBruce Evans# 419e2ee2173SMarcel Moolenaar# Enable the remote gdb debugger backend. 4200be15decSJohn Baldwin# 421e2ee2173SMarcel Moolenaaroptions GDB 422562d05dfSPaul Traina 423562d05dfSPaul Traina# 424df970488SRobert Watson# SYSCTL_DEBUG enables a 'sysctl' debug tree that can be used to dump the 425df970488SRobert Watson# contents of the registered sysctl nodes on the console. It is disabled by 4261c9c6382SRuslan Ermilov# default because it generates excessively verbose console output that can 427df970488SRobert Watson# interfere with serial console operation. 428df970488SRobert Watson# 429df970488SRobert Watsonoptions SYSCTL_DEBUG 430df970488SRobert Watson 431df970488SRobert Watson# 43221d748a9SAlfred Perlstein# Enable textdump by default, this disables kernel core dumps. 43321d748a9SAlfred Perlstein# 43421d748a9SAlfred Perlsteinoptions TEXTDUMP_PREFERRED 43521d748a9SAlfred Perlstein 43621d748a9SAlfred Perlstein# 43721d748a9SAlfred Perlstein# Enable extra debug messages while performing textdumps. 43821d748a9SAlfred Perlstein# 43921d748a9SAlfred Perlsteinoptions TEXTDUMP_VERBOSE 44021d748a9SAlfred Perlstein 44121d748a9SAlfred Perlstein# 44231615ef7SRebecca Cran# NO_SYSCTL_DESCR omits the sysctl node descriptions to save space in the 44331615ef7SRebecca Cran# resulting kernel. 44431615ef7SRebecca Cranoptions NO_SYSCTL_DESCR 44531615ef7SRebecca Cran 44631615ef7SRebecca Cran# 447d7854da1SMatthew D Fleming# MALLOC_DEBUG_MAXZONES enables multiple uma zones for malloc(9) 448d7854da1SMatthew D Fleming# allocations that are smaller than a page. The purpose is to isolate 449d7854da1SMatthew D Fleming# different malloc types into hash classes, so that any buffer 450d7854da1SMatthew D Fleming# overruns or use-after-free will usually only affect memory from 451d7854da1SMatthew D Fleming# malloc types in that hash class. This is purely a debugging tool; 452d7854da1SMatthew D Fleming# by varying the hash function and tracking which hash class was 453d7854da1SMatthew D Fleming# corrupted, the intersection of the hash classes from each instance 454d7854da1SMatthew D Fleming# will point to a single malloc type that is being misused. At this 455d7854da1SMatthew D Fleming# point inspection or memguard(9) can be used to catch the offending 456d7854da1SMatthew D Fleming# code. 457d7854da1SMatthew D Fleming# 458d7854da1SMatthew D Flemingoptions MALLOC_DEBUG_MAXZONES=8 459d7854da1SMatthew D Fleming 460d7854da1SMatthew D Fleming# 461e4eb384bSBosko Milekic# DEBUG_MEMGUARD builds and enables memguard(9), a replacement allocator 462e4eb384bSBosko Milekic# for the kernel used to detect modify-after-free scenarios. See the 463e4eb384bSBosko Milekic# memguard(9) man page for more information on usage. 464e4eb384bSBosko Milekic# 465e4eb384bSBosko Milekicoptions DEBUG_MEMGUARD 466e4eb384bSBosko Milekic 467e4eb384bSBosko Milekic# 468847a2a17SPawel Jakub Dawidek# DEBUG_REDZONE enables buffer underflows and buffer overflows detection for 469847a2a17SPawel Jakub Dawidek# malloc(9). 470847a2a17SPawel Jakub Dawidek# 471847a2a17SPawel Jakub Dawidekoptions DEBUG_REDZONE 472847a2a17SPawel Jakub Dawidek 473847a2a17SPawel Jakub Dawidek# 474e79f350dSWarner Losh# EARLY_PRINTF enables support for calling a special printf (eprintf) 475e79f350dSWarner Losh# very early in the kernel (before cn_init() has been called). This 476e79f350dSWarner Losh# should only be used for debugging purposes early in boot. Normally, 477e79f350dSWarner Losh# it is not defined. It is commented out here because this feature 478e79f350dSWarner Losh# isn't generally available. And the required eputc() isn't defined. 479e79f350dSWarner Losh# 480e79f350dSWarner Losh#options EARLY_PRINTF 481e79f350dSWarner Losh 482e79f350dSWarner Losh# 483ea3fc8e4SJohn Baldwin# KTRACE enables the system-call tracing facility ktrace(2). To be more 484ea3fc8e4SJohn Baldwin# SMP-friendly, KTRACE uses a worker thread to process most trace events 485ea3fc8e4SJohn Baldwin# asynchronously to the thread generating the event. This requires a 486ea3fc8e4SJohn Baldwin# pre-allocated store of objects representing trace events. The 487ea3fc8e4SJohn Baldwin# KTRACE_REQUEST_POOL option specifies the initial size of this store. 488ea3fc8e4SJohn Baldwin# The size of the pool can be adjusted both at boottime and runtime via 489ea3fc8e4SJohn Baldwin# the kern.ktrace_request_pool tunable and sysctl. 4906a8d6623SGarrett Wollman# 4912365e64fSRodney W. Grimesoptions KTRACE #kernel tracing 492ea3fc8e4SJohn Baldwinoptions KTRACE_REQUEST_POOL=101 49321c64a07SAndrey A. Chernov 4946a8d6623SGarrett Wollman# 495f7e95633SRuslan Ermilov# KTR is a kernel tracing facility imported from BSD/OS. It is 496a7bebf90SKris Kennaway# enabled with the KTR option. KTR_ENTRIES defines the number of 4976e465ac7SDavide Italiano# entries in the circular trace buffer; it may be an arbitrary number. 49836b7dde4SAndriy Gapon# KTR_BOOT_ENTRIES defines the number of entries during the early boot, 49936b7dde4SAndriy Gapon# before malloc(9) is functional. 500a7bebf90SKris Kennaway# KTR_COMPILE defines the mask of events to compile into the kernel as 501a7bebf90SKris Kennaway# defined by the KTR_* constants in <sys/ktr.h>. KTR_MASK defines the 502a7bebf90SKris Kennaway# initial value of the ktr_mask variable which determines at runtime 503a7bebf90SKris Kennaway# what events to trace. KTR_CPUMASK determines which CPU's log 504e3709597SAttilio Rao# events, with bit X corresponding to CPU X. The layout of the string 505d51e8487SJosh Paetzel# passed as KTR_CPUMASK must match a series of bitmasks each of them 506d4a2ab8cSAttilio Rao# separated by the "," character (ie: 507d4a2ab8cSAttilio Rao# KTR_CPUMASK=0xAF,0xFFFFFFFFFFFFFFFF). KTR_VERBOSE enables 508a7bebf90SKris Kennaway# dumping of KTR events to the console by default. This functionality 509a7bebf90SKris Kennaway# can be toggled via the debug.ktr_verbose sysctl and defaults to off 510f7e95633SRuslan Ermilov# if KTR_VERBOSE is not defined. See ktr(4) and ktrdump(8) for details. 511c508c1b6SJohn Baldwin# 512c508c1b6SJohn Baldwinoptions KTR 51336b7dde4SAndriy Gaponoptions KTR_BOOT_ENTRIES=1024 51436b7dde4SAndriy Gaponoptions KTR_ENTRIES=(128*1024) 5156740ed37SGleb Smirnoffoptions KTR_COMPILE=(KTR_ALL) 516a9672a81SJohn Baldwinoptions KTR_MASK=KTR_INTR 517d4a2ab8cSAttilio Raooptions KTR_CPUMASK=0x3 518d902baa4SJohn Baldwinoptions KTR_VERBOSE 519c508c1b6SJohn Baldwin 520c508c1b6SJohn Baldwin# 5211c9c6382SRuslan Ermilov# ALQ(9) is a facility for the asynchronous queuing of records from the kernel 522f7e95633SRuslan Ermilov# to a vnode, and is employed by services such as ktr(4) to produce trace 523453ffeefSRobert Watson# files based on a kernel event stream. Records are written asynchronously 524453ffeefSRobert Watson# in a worker thread. 525453ffeefSRobert Watson# 526453ffeefSRobert Watsonoptions ALQ 527453ffeefSRobert Watsonoptions KTR_ALQ 528453ffeefSRobert Watson 529453ffeefSRobert Watson# 5305526d2d9SEivind Eklund# The INVARIANTS option is used in a number of source files to enable 5316a8d6623SGarrett Wollman# extra sanity checking of internal structures. This support is not 5326a8d6623SGarrett Wollman# enabled by default because of the extra time it would take to check 5336a8d6623SGarrett Wollman# for these conditions, which can only occur as a result of 5346a8d6623SGarrett Wollman# programming errors. 5356a8d6623SGarrett Wollman# 5365526d2d9SEivind Eklundoptions INVARIANTS 5375526d2d9SEivind Eklund 5385526d2d9SEivind Eklund# 53934b15f2aSJohn Baldwin# The INVARIANT_SUPPORT option makes us compile in support for 54034b15f2aSJohn Baldwin# verifying some of the internal structures. It is a prerequisite for 54134b15f2aSJohn Baldwin# 'INVARIANTS', as enabling 'INVARIANTS' will make these functions be 54234b15f2aSJohn Baldwin# called. The intent is that you can set 'INVARIANTS' for single 54334b15f2aSJohn Baldwin# source files (by changing the source file or specifying it on the 54434b15f2aSJohn Baldwin# command line) if you have 'INVARIANT_SUPPORT' enabled. Also, if you 54534b15f2aSJohn Baldwin# wish to build a kernel module with 'INVARIANTS', then adding 54634b15f2aSJohn Baldwin# 'INVARIANT_SUPPORT' to your kernel will provide all the necessary 54734b15f2aSJohn Baldwin# infrastructure without the added overhead. 54834b15f2aSJohn Baldwin# 54934b15f2aSJohn Baldwinoptions INVARIANT_SUPPORT 55034b15f2aSJohn Baldwin 55134b15f2aSJohn Baldwin# 5525526d2d9SEivind Eklund# The DIAGNOSTIC option is used to enable extra debugging information 5535526d2d9SEivind Eklund# from some parts of the kernel. As this makes everything more noisy, 5545526d2d9SEivind Eklund# it is disabled by default. 5555526d2d9SEivind Eklund# 5560dc7d907SPoul-Henning Kampoptions DIAGNOSTIC 557da59a31cSDavid Greenman 5580dd1eea1SJordan K. Hubbard# 5590b5438c6SRobert Watson# REGRESSION causes optional kernel interfaces necessary only for regression 5603c7c6c12SMike Pritchard# testing to be enabled. These interfaces may constitute security risks 5610b5438c6SRobert Watson# when enabled, as they permit processes to easily modify aspects of the 5620b5438c6SRobert Watson# run-time environment to reproduce unlikely or unusual (possibly normally 5630b5438c6SRobert Watson# impossible) scenarios. 5640b5438c6SRobert Watson# 5650b5438c6SRobert Watsonoptions REGRESSION 5660b5438c6SRobert Watson 5670b5438c6SRobert Watson# 5689c0ef6d5SOliver Fromme# This option lets some drivers co-exist that can't co-exist in a running 569346ebe51SEivind Eklund# system. This is used to be able to compile all kernel code in one go for 570346ebe51SEivind Eklund# quality assurance purposes (like this file, which the option takes it name 571346ebe51SEivind Eklund# from.) 572346ebe51SEivind Eklund# 573346ebe51SEivind Eklundoptions COMPILING_LINT 574346ebe51SEivind Eklund 5753c90d1eaSRobert Watson# 5763c90d1eaSRobert Watson# STACK enables the stack(9) facility, allowing the capture of kernel stack 5773c90d1eaSRobert Watson# for the purpose of procinfo(1), etc. stack(9) will also be compiled in 5783c90d1eaSRobert Watson# automatically if DDB(4) is compiled into the kernel. 5793c90d1eaSRobert Watson# 5803c90d1eaSRobert Watsonoptions STACK 5813c90d1eaSRobert Watson 582cc37baeaSStephen J. Kiernan# 583cc37baeaSStephen J. Kiernan# The NUM_CORE_FILES option specifies the limit for the number of core 584cc37baeaSStephen J. Kiernan# files generated by a particular process, when the core file format 585cc37baeaSStephen J. Kiernan# specifier includes the %I pattern. Since we only have 1 character for 586cc37baeaSStephen J. Kiernan# the core count in the format string, meaning the range will be 0-9, the 587cc37baeaSStephen J. Kiernan# maximum value allowed for this option is 10. 588cc37baeaSStephen J. Kiernan# This core file limit can be adjusted at runtime via the debug.ncores 589cc37baeaSStephen J. Kiernan# sysctl. 590cc37baeaSStephen J. Kiernan# 591cc37baeaSStephen J. Kiernanoptions NUM_CORE_FILES=5 592cc37baeaSStephen J. Kiernan 5936a8d6623SGarrett Wollman 5946a8d6623SGarrett Wollman##################################################################### 595d47cce3eSMarcel Moolenaar# PERFORMANCE MONITORING OPTIONS 596d47cce3eSMarcel Moolenaar 597d47cce3eSMarcel Moolenaar# 598d47cce3eSMarcel Moolenaar# The hwpmc driver that allows the use of in-CPU performance monitoring 5999c0ef6d5SOliver Fromme# counters for performance monitoring. The base kernel needs to be configured 600d47cce3eSMarcel Moolenaar# with the 'options' line, while the hwpmc device can be either compiled 601d47cce3eSMarcel Moolenaar# in or loaded as a loadable kernel module. 602d47cce3eSMarcel Moolenaar# 603ad3869b4SJoseph Koshy# Additional configuration options may be required on specific architectures, 604ad3869b4SJoseph Koshy# please see hwpmc(4). 605ad3869b4SJoseph Koshy 606d47cce3eSMarcel Moolenaardevice hwpmc # Driver (also a loadable module) 607680f1afdSJohn Baldwinoptions HWPMC_DEBUG 608d47cce3eSMarcel Moolenaaroptions HWPMC_HOOKS # Other necessary kernel hooks 609d47cce3eSMarcel Moolenaar 610d47cce3eSMarcel Moolenaar 611d47cce3eSMarcel Moolenaar##################################################################### 6126a8d6623SGarrett Wollman# NETWORKING OPTIONS 61370c0b54cSAndrey A. Chernov 6146a8d6623SGarrett Wollman# 615a22fb0daSGeorge V. Neville-Neil# Protocol families 6166a8d6623SGarrett Wollman# 6176a8d6623SGarrett Wollmanoptions INET #Internet communications protocols 61851f4c152SYoshinobu Inoueoptions INET6 #IPv6 communications protocols 619a22fb0daSGeorge V. Neville-Neil 620f3e7afe2SHans Petter Selaskyoptions RATELIMIT # TX rate limiting support 621f3e7afe2SHans Petter Selasky 6224871fc4aSJulian Elischeroptions ROUTETABLES=2 # allocated fibs up to 65536. default is 1. 6234871fc4aSJulian Elischer # but that would be a bad idea as they are large. 6248b07e49aSJulian Elischer 62509fe6320SNavdeep Parharoptions TCP_OFFLOAD # TCP offload support. 62609fe6320SNavdeep Parhar 627a22fb0daSGeorge V. Neville-Neil# In order to enable IPSEC you MUST also add device crypto to 628a22fb0daSGeorge V. Neville-Neil# your kernel configuration 629a22fb0daSGeorge V. Neville-Neiloptions IPSEC #IP security (requires device crypto) 630fcf59617SAndrey V. Elsukov 631fcf59617SAndrey V. Elsukov# Option IPSEC_SUPPORT does not enable IPsec, but makes it possible to 632fcf59617SAndrey V. Elsukov# load it as a kernel module. You still MUST add device crypto to your kernel 633fcf59617SAndrey V. Elsukov# configuration. 634fcf59617SAndrey V. Elsukovoptions IPSEC_SUPPORT 6352cb64cb2SGeorge V. Neville-Neil#options IPSEC_DEBUG #debug for IP security 636f73bbaf2SDavid Greenman 637237abf0cSDavide Italiano# 638237abf0cSDavide Italiano# SMB/CIFS requester 639237abf0cSDavide Italiano# NETSMB enables support for SMB protocol, it requires LIBMCHAIN and LIBICONV 640237abf0cSDavide Italiano# options. 641237abf0cSDavide Italianooptions NETSMB #SMB/CIFS requester 642237abf0cSDavide Italiano 643d8589bd5SBoris Popov# mchain library. It can be either loaded as KLD or compiled into kernel 644d8589bd5SBoris Popovoptions LIBMCHAIN 645d8589bd5SBoris Popov 6466cd047a0SGleb Smirnoff# libalias library, performing NAT 6476cd047a0SGleb Smirnoffoptions LIBALIAS 6486cd047a0SGleb Smirnoff 64934b07340SKip Macy# flowtable cache 65034b07340SKip Macyoptions FLOWTABLE 65134b07340SKip Macy 652f8829a4aSRandall Stewart# 653f8829a4aSRandall Stewart# SCTP is a NEW transport protocol defined by 654f8829a4aSRandall Stewart# RFC2960 updated by RFC3309 and RFC3758.. and 655f8829a4aSRandall Stewart# soon to have a new base RFC and many many more 656f8829a4aSRandall Stewart# extensions. This release supports all the extensions 657f8829a4aSRandall Stewart# including many drafts (most about to become RFC's). 6589c0ef6d5SOliver Fromme# It is the reference implementation of SCTP 659f8829a4aSRandall Stewart# and is quite well tested. 660f8829a4aSRandall Stewart# 661f8829a4aSRandall Stewart# Note YOU MUST have both INET and INET6 defined. 6629c0ef6d5SOliver Fromme# You don't have to enable V6, but SCTP is 6639c0ef6d5SOliver Fromme# dual stacked and so far we have not torn apart 664f8829a4aSRandall Stewart# the V6 and V4.. since an association can span 665f8829a4aSRandall Stewart# both a V6 and V4 address at the SAME time :-) 666f8829a4aSRandall Stewart# 667f8829a4aSRandall Stewartoptions SCTP 668f8829a4aSRandall Stewart# There are bunches of options: 669f8829a4aSRandall Stewart# this one turns on all sorts of 670d51e8487SJosh Paetzel# nastily printing that you can 6719c0ef6d5SOliver Fromme# do. It's all controlled by a 672f8829a4aSRandall Stewart# bit mask (settable by socket opt and 673f8829a4aSRandall Stewart# by sysctl). Including will not cause 674f8829a4aSRandall Stewart# logging until you set the bits.. but it 675f8829a4aSRandall Stewart# can be quite verbose.. so without this 676f8829a4aSRandall Stewart# option we don't do any of the tests for 677f8829a4aSRandall Stewart# bits and prints.. which makes the code run 678f8829a4aSRandall Stewart# faster.. if you are not debugging don't use. 679f8829a4aSRandall Stewartoptions SCTP_DEBUG 680f8829a4aSRandall Stewart# 6819c0ef6d5SOliver Fromme# This option turns off the CRC32c checksum. Basically, 6829c0ef6d5SOliver Fromme# you will not be able to talk to anyone else who 6839c0ef6d5SOliver Fromme# has not done this. Its more for experimentation to 684f8829a4aSRandall Stewart# see how much CPU the CRC32c really takes. Most new 685f8829a4aSRandall Stewart# cards for TCP support checksum offload.. so this 686f8829a4aSRandall Stewart# option gives you a "view" into what SCTP would be 687f8829a4aSRandall Stewart# like with such an offload (which only exists in 688f8829a4aSRandall Stewart# high in iSCSI boards so far). With the new 689f8829a4aSRandall Stewart# splitting 8's algorithm its not as bad as it used 690f8829a4aSRandall Stewart# to be.. but it does speed things up try only 691f8829a4aSRandall Stewart# for in a captured lab environment :-) 692f8829a4aSRandall Stewartoptions SCTP_WITH_NO_CSUM 693f8829a4aSRandall Stewart# 694cb7a4976SRandall Stewart 695f8829a4aSRandall Stewart# 696f8829a4aSRandall Stewart# All that options after that turn on specific types of 697f8829a4aSRandall Stewart# logging. You can monitor CWND growth, flight size 698f8829a4aSRandall Stewart# and all sorts of things. Go look at the code and 699f8829a4aSRandall Stewart# see. I have used this to produce interesting 700f8829a4aSRandall Stewart# charts and graphs as well :-> 701f8829a4aSRandall Stewart# 7029c0ef6d5SOliver Fromme# I have not yet committed the tools to get and print 703f8829a4aSRandall Stewart# the logs, I will do that eventually .. before then 704f8829a4aSRandall Stewart# if you want them send me an email rrs@freebsd.org 705f7e95633SRuslan Ermilov# You basically must have ktr(4) enabled for these 706cb7a4976SRandall Stewart# and you then set the sysctl to turn on/off various 707f7e95633SRuslan Ermilov# logging bits. Use ktrdump(8) to pull the log and run 7089c0ef6d5SOliver Fromme# it through a display program.. and graphs and other 709cb7a4976SRandall Stewart# things too. 710f8829a4aSRandall Stewart# 711f8829a4aSRandall Stewartoptions SCTP_LOCK_LOGGING 712f8829a4aSRandall Stewartoptions SCTP_MBUF_LOGGING 713cb7a4976SRandall Stewartoptions SCTP_MBCNT_LOGGING 714cb7a4976SRandall Stewartoptions SCTP_PACKET_LOGGING 715cb7a4976SRandall Stewartoptions SCTP_LTRACE_CHUNKS 716cb7a4976SRandall Stewartoptions SCTP_LTRACE_ERRORS 717cb7a4976SRandall Stewart 718f8829a4aSRandall Stewart 71902b199f1SMax Laier# altq(9). Enable the base part of the hooks with the ALTQ option. 72002b199f1SMax Laier# Individual disciplines must be built into the base system and can not be 721cceffdeeSAndrew Thompson# loaded as modules at this point. ALTQ requires a stable TSC so if yours is 722cceffdeeSAndrew Thompson# broken or changes with CPU throttling then you must also have the ALTQ_NOPCC 723cceffdeeSAndrew Thompson# option. 72402b199f1SMax Laieroptions ALTQ 725755911cdSGreg Leheyoptions ALTQ_CBQ # Class Based Queueing 726c7219167SMax Laieroptions ALTQ_RED # Random Early Detection 72702b199f1SMax Laieroptions ALTQ_RIO # RED In/Out 728a13bfb09SLuiz Otavio O Souzaoptions ALTQ_CODEL # CoDel Active Queueing 72902b199f1SMax Laieroptions ALTQ_HFSC # Hierarchical Packet Scheduler 730a5b789f6SErmal Luçioptions ALTQ_FAIRQ # Fair Packet Scheduler 73102b199f1SMax Laieroptions ALTQ_CDNR # Traffic conditioner 7323c7c6c12SMike Pritchardoptions ALTQ_PRIQ # Priority Queueing 733cceffdeeSAndrew Thompsonoptions ALTQ_NOPCC # Required if the TSC is unusable 73402b199f1SMax Laieroptions ALTQ_DEBUG 73502b199f1SMax Laier 7364cf49a43SJulian Elischer# netgraph(4). Enable the base netgraph code with the NETGRAPH option. 7374cf49a43SJulian Elischer# Individual node types can be enabled with the corresponding option 7384cf49a43SJulian Elischer# listed below; however, this is not strictly necessary as netgraph 7394cf49a43SJulian Elischer# will automatically load the corresponding KLD module if the node type 74092a3e552SArchie Cobbs# is not already compiled into the kernel. Each type below has a 74192a3e552SArchie Cobbs# corresponding man page, e.g., ng_async(8). 7424cf49a43SJulian Elischeroptions NETGRAPH # netgraph(4) system 74373e87266SGleb Smirnoffoptions NETGRAPH_DEBUG # enable extra debugging, this 74473e87266SGleb Smirnoff # affects netgraph(4) and nodes 74573e87266SGleb Smirnoff# Node types 7464cf49a43SJulian Elischeroptions NETGRAPH_ASYNC 747bde778e9SBenno Riceoptions NETGRAPH_ATMLLC 748b84b10f9SMaksim Yevmenkinoptions NETGRAPH_ATM_ATMPIF 749b84b10f9SMaksim Yevmenkinoptions NETGRAPH_BLUETOOTH # ng_bluetooth(4) 750b84b10f9SMaksim Yevmenkinoptions NETGRAPH_BLUETOOTH_BT3C # ng_bt3c(4) 751b84b10f9SMaksim Yevmenkinoptions NETGRAPH_BLUETOOTH_HCI # ng_hci(4) 752b84b10f9SMaksim Yevmenkinoptions NETGRAPH_BLUETOOTH_L2CAP # ng_l2cap(4) 753b84b10f9SMaksim Yevmenkinoptions NETGRAPH_BLUETOOTH_SOCKET # ng_btsocket(4) 754b84b10f9SMaksim Yevmenkinoptions NETGRAPH_BLUETOOTH_UBT # ng_ubt(4) 755b84b10f9SMaksim Yevmenkinoptions NETGRAPH_BLUETOOTH_UBTBCMFW # ubtbcmfw(4) 75692a3e552SArchie Cobbsoptions NETGRAPH_BPF 757901fadf7SArchie Cobbsoptions NETGRAPH_BRIDGE 7587d3b4a08SAlexander Motinoptions NETGRAPH_CAR 7594cf49a43SJulian Elischeroptions NETGRAPH_CISCO 7609e6f1d3bSGleb Smirnoffoptions NETGRAPH_DEFLATE 76131578ac8SGleb Smirnoffoptions NETGRAPH_DEVICE 7624cf49a43SJulian Elischeroptions NETGRAPH_ECHO 7639d564133SRobert Watsonoptions NETGRAPH_EIFACE 76446aa8b9bSArchie Cobbsoptions NETGRAPH_ETHER 7654cf49a43SJulian Elischeroptions NETGRAPH_FRAME_RELAY 76637379158SBrooks Davisoptions NETGRAPH_GIF 76737379158SBrooks Davisoptions NETGRAPH_GIF_DEMUX 7684cf49a43SJulian Elischeroptions NETGRAPH_HOLE 7694cf49a43SJulian Elischeroptions NETGRAPH_IFACE 77037379158SBrooks Davisoptions NETGRAPH_IP_INPUT 771f2a7ef4eSGleb Smirnoffoptions NETGRAPH_IPFW 77248e94174SArchie Cobbsoptions NETGRAPH_KSOCKET 773901fadf7SArchie Cobbsoptions NETGRAPH_L2TP 7744cf49a43SJulian Elischeroptions NETGRAPH_LMI 775ec5753e0SPedro F. Giffunioptions NETGRAPH_MPPC_COMPRESSION 776a2b408adSArchie Cobbsoptions NETGRAPH_MPPC_ENCRYPTION 777cec50deaSGleb Smirnoffoptions NETGRAPH_NETFLOW 7786cd047a0SGleb Smirnoffoptions NETGRAPH_NAT 7797d7a5b89SArchie Cobbsoptions NETGRAPH_ONE2MANY 780d05181f9SAndrey V. Elsukovoptions NETGRAPH_PATCH 781991633afSMarko Zecoptions NETGRAPH_PIPE 782b0801bacSArchie Cobbsoptions NETGRAPH_PPP 783b0801bacSArchie Cobbsoptions NETGRAPH_PPPOE 784add85a1dSArchie Cobbsoptions NETGRAPH_PPTPGRE 7859e6f1d3bSGleb Smirnoffoptions NETGRAPH_PRED1 7864cf49a43SJulian Elischeroptions NETGRAPH_RFC1490 787b0801bacSArchie Cobbsoptions NETGRAPH_SOCKET 7884d60fee2SBrooks Davisoptions NETGRAPH_SPLIT 7890a6818e2SRoman Kurakinoptions NETGRAPH_SPPP 790d473c9d5SGleb Smirnoffoptions NETGRAPH_TAG 791e9110049SGleb Smirnoffoptions NETGRAPH_TCPMSS 7924cf49a43SJulian Elischeroptions NETGRAPH_TEE 7934cf49a43SJulian Elischeroptions NETGRAPH_UI 794b58a8a3bSJulian Elischeroptions NETGRAPH_VJC 795b4263060SRuslan Ermilovoptions NETGRAPH_VLAN 796666ea1b6SMaksim Yevmenkin 79702152e8fSHartmut Brandt# NgATM - Netgraph ATM 79802152e8fSHartmut Brandtoptions NGATM_ATM 799027ebd2fSHartmut Brandtoptions NGATM_ATMBASE 800027ebd2fSHartmut Brandtoptions NGATM_SSCOP 801027ebd2fSHartmut Brandtoptions NGATM_SSCFU 802ed91f9a5SHartmut Brandtoptions NGATM_UNI 803a7e22394SHartmut Brandtoptions NGATM_CCATM 80402152e8fSHartmut Brandt 805c9953c3bSPeter Wemmdevice mn # Munich32x/Falc54 Nx64kbit/sec cards. 8063cf4d0bfSPoul-Henning Kamp 8070990ef0aSKevin Lo# Network stack virtualization. 808287cd4a2SKevin Lo#options VIMAGE 809287cd4a2SKevin Lo#options VNET_DEBUG # debug for VIMAGE 8100990ef0aSKevin Lo 8116a8d6623SGarrett Wollman# 8126a8d6623SGarrett Wollman# Network interfaces: 813f71c01ccSPeter Wemm# The `loop' device is MANDATORY when networking is enabled. 81436782d14SWojciech A. Koszekdevice loop 81536782d14SWojciech A. Koszek 816f71c01ccSPeter Wemm# The `ether' device provides generic code to handle 8179d5abbddSJens Schweikhardt# Ethernets; it is MANDATORY when an Ethernet device driver is 818722012ccSJulian Elischer# configured or token-ring is enabled. 81936782d14SWojciech A. Koszekdevice ether 82036782d14SWojciech A. Koszek 821fc67901fSYaroslav Tykhiy# The `vlan' device implements the VLAN tagging of Ethernet frames 8229d9ab10eSAntoine Brodin# according to IEEE 802.1Q. 82336782d14SWojciech A. Koszekdevice vlan 82436782d14SWojciech A. Koszek 825007054f0SBryan Venteicher# The `vxlan' device implements the VXLAN encapsulation of Ethernet 826007054f0SBryan Venteicher# frames in UDP packets according to RFC7348. 827007054f0SBryan Venteicherdevice vxlan 828007054f0SBryan Venteicher 82957a42501SGarrett Wollman# The `wlan' device provides generic code to support 802.11 83067e4db77SSam Leffler# drivers, including host AP mode; it is MANDATORY for the wi, 831f4463607SSam Leffler# and ath drivers and will eventually be required by all 802.11 drivers. 83236782d14SWojciech A. Koszekdevice wlan 83336782d14SWojciech A. Koszekoptions IEEE80211_DEBUG #enable debugging msgs 83436782d14SWojciech A. Koszekoptions IEEE80211_AMPDU_AGE #age frames in AMPDU reorder q's 83559aa14a9SRui Paulooptions IEEE80211_SUPPORT_MESH #enable 802.11s D3.0 support 83659aa14a9SRui Paulooptions IEEE80211_SUPPORT_TDMA #enable TDMA support 83736782d14SWojciech A. Koszek 83867e4db77SSam Leffler# The `wlan_wep', `wlan_tkip', and `wlan_ccmp' devices provide 83967e4db77SSam Leffler# support for WEP, TKIP, and AES-CCMP crypto protocols optionally 84067e4db77SSam Leffler# used with 802.11 devices that depend on the `wlan' module. 84136782d14SWojciech A. Koszekdevice wlan_wep 84236782d14SWojciech A. Koszekdevice wlan_ccmp 84336782d14SWojciech A. Koszekdevice wlan_tkip 84436782d14SWojciech A. Koszek 84567e4db77SSam Leffler# The `wlan_xauth' device provides support for external (i.e. user-mode) 84667e4db77SSam Leffler# authenticators for use with 802.11 drivers that use the `wlan' 84734341a71SJohn Baldwin# module and support 802.1x and/or WPA security protocols. 84836782d14SWojciech A. Koszekdevice wlan_xauth 84936782d14SWojciech A. Koszek 85067e4db77SSam Leffler# The `wlan_acl' device provides a MAC-based access control mechanism 85167e4db77SSam Leffler# for use with 802.11 drivers operating in ap mode and using the 85267e4db77SSam Leffler# `wlan' module. 85336782d14SWojciech A. Koszek# The 'wlan_amrr' device provides AMRR transmit rate control algorithm 85436782d14SWojciech A. Koszekdevice wlan_acl 85536782d14SWojciech A. Koszekdevice wlan_amrr 85636782d14SWojciech A. Koszek 85736782d14SWojciech A. Koszek# Generic TokenRing 85836782d14SWojciech A. Koszekdevice token 85936782d14SWojciech A. Koszek 8601a02faf6SGarrett Wollman# The `fddi' device provides generic code to support FDDI. 86136782d14SWojciech A. Koszekdevice fddi 86236782d14SWojciech A. Koszek 863eda6ecb2SMax Khon# The `arcnet' device provides generic code to support Arcnet. 86436782d14SWojciech A. Koszekdevice arcnet 86536782d14SWojciech A. Koszek 866f71c01ccSPeter Wemm# The `sppp' device serves a similar role for certain types 867e7c234a1SPeter Wemm# of synchronous PPP links (like `cx', `ar'). 86836782d14SWojciech A. Koszekdevice sppp 86936782d14SWojciech A. Koszek 870f71c01ccSPeter Wemm# The `bpf' device enables the Berkeley Packet Filter. Be 871d29895dcSGarrett Wollman# aware of the legal and administrative consequences of enabling this 8729c0ef6d5SOliver Fromme# option. DHCP requires bpf. 87336782d14SWojciech A. Koszekdevice bpf 87436782d14SWojciech A. Koszek 875e4b68814SLuigi Rizzo# The `netmap' device implements memory-mapped access to network 876e4b68814SLuigi Rizzo# devices from userspace, enabling wire-speed packet capture and 877e4b68814SLuigi Rizzo# generation even at 10Gbit/s. Requires support in the device 878e4b68814SLuigi Rizzo# driver. Supported drivers are ixgbe, e1000, re. 879e4b68814SLuigi Rizzodevice netmap 880e4b68814SLuigi Rizzo 881f71c01ccSPeter Wemm# The `disc' device implements a minimal network interface, 88259d8d13fSGarrett Wollman# which throws away all packets sent and never receives any. It is 88370e04181SYaroslav Tykhiy# included for testing and benchmarking purposes. 88436782d14SWojciech A. Koszekdevice disc 88536782d14SWojciech A. Koszek 886d0ea4743SBjoern A. Zeeb# The `epair' device implements a virtual back-to-back connected Ethernet 887d0ea4743SBjoern A. Zeeb# like interface pair. 888d0ea4743SBjoern A. Zeebdevice epair 889d0ea4743SBjoern A. Zeeb 89063518eccSYaroslav Tykhiy# The `edsc' device implements a minimal Ethernet interface, 89163518eccSYaroslav Tykhiy# which discards all packets sent and receives none. 89236782d14SWojciech A. Koszekdevice edsc 89336782d14SWojciech A. Koszek 8944c12b435SNick Sayer# The `tap' device is a pty-like virtual Ethernet interface 89536782d14SWojciech A. Koszekdevice tap 89636782d14SWojciech A. Koszek 89736782d14SWojciech A. Koszek# The `tun' device implements (user-)ppp and nos-tun(8) 89836782d14SWojciech A. Koszekdevice tun 89936782d14SWojciech A. Koszek 900f71c01ccSPeter Wemm# The `gif' device implements IPv6 over IP4 tunneling, 901cfa1ca9dSYoshinobu Inoue# IPv4 over IPv6 tunneling, IPv4 over IPv4 tunneling and 902cfa1ca9dSYoshinobu Inoue# IPv6 over IPv6 tunneling. 903f325335cSAndrey V. Elsukov# The `gre' device implements GRE (Generic Routing Encapsulation) tunneling, 904f325335cSAndrey V. Elsukov# as specified in the RFC 2784 and RFC 2890. 905f325335cSAndrey V. Elsukov# The `me' device implements Minimal Encapsulation within IPv4 as 906f325335cSAndrey V. Elsukov# specified in the RFC 2004. 907f57fc21cSJeroen Ruigrok van der Werven# The XBONEHACK option allows the same pair of addresses to be configured on 908f57fc21cSJeroen Ruigrok van der Werven# multiple gif interfaces. 90936782d14SWojciech A. Koszekdevice gif 91036782d14SWojciech A. Koszekdevice gre 911f325335cSAndrey V. Elsukovdevice me 91236782d14SWojciech A. Koszekoptions XBONEHACK 91336782d14SWojciech A. Koszek 914d5015639SMunechika SUMIKAWA# The `stf' device implements 6to4 encapsulation. 91536782d14SWojciech A. Koszekdevice stf 91636782d14SWojciech A. Koszek 9178d69c48bSMax Laier# The pf packet filter consists of three devices: 9188d69c48bSMax Laier# The `pf' device provides /dev/pf and the firewall code itself. 9198d69c48bSMax Laier# The `pflog' device provides the pflog0 interface which logs packets. 9208d69c48bSMax Laier# The `pfsync' device provides the pfsync0 interface used for 9218d69c48bSMax Laier# synchronization of firewall state tables (over the net). 92236782d14SWojciech A. Koszekdevice pf 92336782d14SWojciech A. Koszekdevice pflog 92436782d14SWojciech A. Koszekdevice pfsync 92536782d14SWojciech A. Koszek 92636782d14SWojciech A. Koszek# Bridge interface. 92736782d14SWojciech A. Koszekdevice if_bridge 92836782d14SWojciech A. Koszek 92936782d14SWojciech A. Koszek# Common Address Redundancy Protocol. See carp(4) for more details. 93036782d14SWojciech A. Koszekdevice carp 93136782d14SWojciech A. Koszek 93236782d14SWojciech A. Koszek# IPsec interface. 93336782d14SWojciech A. Koszekdevice enc 93436782d14SWojciech A. Koszek 93536782d14SWojciech A. Koszek# Link aggregation interface. 93636782d14SWojciech A. Koszekdevice lagg 93736782d14SWojciech A. Koszek 9388d69c48bSMax Laier# 9396a8d6623SGarrett Wollman# Internet family options: 9406a8d6623SGarrett Wollman# 9416a8d6623SGarrett Wollman# MROUTING enables the kernel multicast packet forwarder, which works 9420948f0a2SBruce M Simpson# with mrouted and XORP. 943e0f688baSJeffrey Hsu# 944d29895dcSGarrett Wollman# IPFIREWALL enables support for IP firewall construction, in 945ff6f025aSAlexander Langer# conjunction with the `ipfw' program. IPFIREWALL_VERBOSE sends 946ff6f025aSAlexander Langer# logged packets to the system logger. IPFIREWALL_VERBOSE_LIMIT 947ff6f025aSAlexander Langer# limits the number of times a matching entry can be logged. 948ab6e02daSJordan K. Hubbard# 949ab6e02daSJordan K. Hubbard# WARNING: IPFIREWALL defaults to a policy of "deny ip from any to any" 950ab6e02daSJordan K. Hubbard# and if you do not add other rules during startup to allow access, 951a236d14cSJordan K. Hubbard# YOU WILL LOCK YOURSELF OUT. It is suggested that you set firewall_type=open 952ab6e02daSJordan K. Hubbard# in /etc/rc.conf when first enabling this feature, then refining the 953ab6e02daSJordan K. Hubbard# firewall rules in /etc/rc.firewall after you've tested that the new kernel 954ab6e02daSJordan K. Hubbard# feature works properly. 9558dd4744eSJordan K. Hubbard# 956ffdd472dSPeter Wemm# IPFIREWALL_DEFAULT_TO_ACCEPT causes the default rule (at boot) to 957ffdd472dSPeter Wemm# allow everything. Use with care, if a cracker can crash your 958ffdd472dSPeter Wemm# firewall machine, they can get to your protected machines. However, 959ffdd472dSPeter Wemm# if you are using it as an as-needed filter for specific problems as 960ffdd472dSPeter Wemm# they arise, then this may be for you. Changing the default to 'allow' 961ffdd472dSPeter Wemm# means that you won't get stuck if the kernel and /sbin/ipfw binary get 962ffdd472dSPeter Wemm# out of sync. 963d29895dcSGarrett Wollman# 96484bb6a2eSAndre Oppermann# IPDIVERT enables the divert IP sockets, used by ``ipfw divert''. It 96584bb6a2eSAndre Oppermann# depends on IPFIREWALL if compiled into the kernel. 96693e0e116SJulian Elischer# 96761c0e134SPaolo Pisati# IPFIREWALL_NAT adds support for in kernel nat in ipfw, and it requires 968531c890bSPaolo Pisati# LIBALIAS. 96961c0e134SPaolo Pisati# 970d8caf56eSAndrey V. Elsukov# IPFIREWALL_NAT64 adds support for in kernel NAT64 in ipfw. 971d8caf56eSAndrey V. Elsukov# 972b867e84eSAndrey V. Elsukov# IPFIREWALL_NPTV6 adds support for in kernel NPTv6 in ipfw. 973b867e84eSAndrey V. Elsukov# 974aac74aeaSAndrey V. Elsukov# IPFIREWALL_PMOD adds support for protocols modification module. Currently 975aac74aeaSAndrey V. Elsukov# it supports only TCP MSS modification. 976aac74aeaSAndrey V. Elsukov# 9771b968362SDag-Erling Smørgrav# IPSTEALTH enables code to support stealth forwarding (i.e., forwarding 9781c9c6382SRuslan Ermilov# packets without touching the TTL). This can be useful to hide firewalls 9791b968362SDag-Erling Smørgrav# from traceroute and similar tools. 9801b968362SDag-Erling Smørgrav# 9817f7ef494SGleb Smirnoff# PF_DEFAULT_TO_DROP causes the default pf(4) rule to deny everything. 9827f7ef494SGleb Smirnoff# 9835e331acdSGarrett Wollman# TCPDEBUG enables code which keeps traces of the TCP state machine 9845e331acdSGarrett Wollman# for sockets with the SO_DEBUG option set, which can then be examined 9855e331acdSGarrett Wollman# using the trpt(8) utility. 98665e8111fSBruce Evans# 98786a996e6SHiren Panchasara# TCPPCAP enables code which keeps the last n packets sent and received 98886a996e6SHiren Panchasara# on a TCP socket. 98986a996e6SHiren Panchasara# 990bd79708dSJonathan T. Looney# TCP_HHOOK enables the hhook(9) framework hooks for the TCP stack. 991bd79708dSJonathan T. Looney# 99265e4e499SGleb Smirnoff# RADIX_MPATH provides support for equal-cost multi-path routing. 9939731596aSGleb Smirnoff# 994e3178a06SJordan K. Hubbardoptions MROUTING # Multicast routing 995d29895dcSGarrett Wollmanoptions IPFIREWALL #firewall 9964479e72cSCrist J. Clarkoptions IPFIREWALL_VERBOSE #enable logging to syslogd(8) 9975895e3c8SPeter Wemmoptions IPFIREWALL_VERBOSE_LIMIT=100 #limit verbosity 998e43a9900SAlexander Langeroptions IPFIREWALL_DEFAULT_TO_ACCEPT #allow everything by default 99961c0e134SPaolo Pisatioptions IPFIREWALL_NAT #ipfw kernel nat support 1000d8caf56eSAndrey V. Elsukovoptions IPFIREWALL_NAT64 #ipfw kernel NAT64 support 1001b867e84eSAndrey V. Elsukovoptions IPFIREWALL_NPTV6 #ipfw kernel IPv6 NPT support 100293e0e116SJulian Elischeroptions IPDIVERT #divert sockets 10039cc86ee9SGuido van Rooijoptions IPFILTER #ipfilter support 10049cc86ee9SGuido van Rooijoptions IPFILTER_LOG #ipfilter logging 10050c3757dfSDarren Reedoptions IPFILTER_LOOKUP #ipfilter pools 10068259bcdfSJeroen Ruigrok van der Wervenoptions IPFILTER_DEFAULT_BLOCK #block all packets by default 10071b968362SDag-Erling Smørgravoptions IPSTEALTH #support for stealth forwarding 10087f7ef494SGleb Smirnoffoptions PF_DEFAULT_TO_DROP #drop everything by default 100965e8111fSBruce Evansoptions TCPDEBUG 101086a996e6SHiren Panchasaraoptions TCPPCAP 1011bd79708dSJonathan T. Looneyoptions TCP_HHOOK 10129731596aSGleb Smirnoffoptions RADIX_MPATH 10136a8d6623SGarrett Wollman 101453dcc544SMike Silbersack# The MBUF_STRESS_TEST option enables options which create 101553dcc544SMike Silbersack# various random failures / extreme cases related to mbuf 1016f8f8803bSBruce Evans# functions. See mbuf(9) for a list of available test cases. 10174e77d255SJulian Elischer# MBUF_PROFILING enables code to profile the mbuf chains 10186eeac1d9SJulian Elischer# exiting the system (via participating interfaces) and 10196eeac1d9SJulian Elischer# return a logarithmic histogram of monitored parameters 10206eeac1d9SJulian Elischer# (e.g. packet size, wasted space, number of mbufs in chain). 102153dcc544SMike Silbersackoptions MBUF_STRESS_TEST 10226eeac1d9SJulian Elischeroptions MBUF_PROFILING 10234a5ccac7SMike Silbersack 10249c0ef6d5SOliver Fromme# Statically link in accept filters 1025a79b7128SAlfred Perlsteinoptions ACCEPT_FILTER_DATA 1026744eaff7SDavid Maloneoptions ACCEPT_FILTER_DNS 1027a79b7128SAlfred Perlsteinoptions ACCEPT_FILTER_HTTP 1028a79b7128SAlfred Perlstein 1029b52f8407SBruce M Simpson# TCP_SIGNATURE adds support for RFC 2385 (TCP-MD5) digests. These are 1030b52f8407SBruce M Simpson# carried in TCP option 19. This option is commonly used to protect 1031b52f8407SBruce M Simpson# TCP sessions (e.g. BGP) where IPSEC is not available nor desirable. 1032b52f8407SBruce M Simpson# This is enabled on a per-socket basis using the TCP_MD5SIG socket option. 1033fcf59617SAndrey V. Elsukov# This requires the use of 'device crypto' and either 'options IPSEC' or 1034fcf59617SAndrey V. Elsukov# 'options IPSEC_SUPPORT'. 10355164136dSBjoern A. Zeeboptions TCP_SIGNATURE #include support for RFC 2385 1036b52f8407SBruce M Simpson 1037f8f8803bSBruce Evans# DUMMYNET enables the "dummynet" bandwidth limiter. You need IPFIREWALL 1038f8f8803bSBruce Evans# as well. See dummynet(4) and ipfw(8) for more info. When you run 1039358f8d82SRobert Watson# DUMMYNET it is advisable to also have at least "options HZ=1000" to achieve 1040358f8d82SRobert Watson# a smooth scheduling of the traffic. 104168ec4eb6SLuigi Rizzooptions DUMMYNET 104268e9d934SLuigi Rizzo 10436a8d6623SGarrett Wollman##################################################################### 10446a8d6623SGarrett Wollman# FILESYSTEM OPTIONS 1045e3178a06SJordan K. Hubbard 10462365e64fSRodney W. Grimes# 10473f850e6aSKonstantin Belousov# Only the root filesystem needs to be statically compiled or preloaded 10483f850e6aSKonstantin Belousov# as module; everything else will be automatically loaded at mount 10493f850e6aSKonstantin Belousov# time. Some people still prefer to statically compile other 10503f850e6aSKonstantin Belousov# filesystems as well. 10516a8d6623SGarrett Wollman# 105255793cdcSAttilio Rao# NB: The UNION filesystem was known to be buggy in the past. It is now 1053534046e3SRong-En Fan# being actively maintained, although there are still some issues being 1054534046e3SRong-En Fan# resolved. 10552365e64fSRodney W. Grimes# 1056f1a9c715SDavid Greenman 10576a8d6623SGarrett Wollman# One of these is mandatory: 10586a8d6623SGarrett Wollmanoptions FFS #Fast filesystem 1059c15882f0SRick Macklemoptions NFSCL #Network File System client 10606a8d6623SGarrett Wollman 10616a8d6623SGarrett Wollman# The rest are optional: 10623914ddf8SEdward Tomasz Napieralaoptions AUTOFS #Automounter filesystem 10635895e3c8SPeter Wemmoptions CD9660 #ISO 9660 filesystem 106499d300a1SRuslan Ermilovoptions FDESCFS #File descriptor filesystem 10655fe58019SAttilio Raooptions FUSE #FUSE support module 1066dba11ce5SAlexander Langeroptions MSDOSFS #MS DOS File System (FAT, FAT32) 1067dfdcada3SDoug Rabsonoptions NFSLOCKD #Network Lock Manager 10683e32dff5SJohn Baldwinoptions NFSD #Network Filesystem Server 10699c0ef6d5SOliver Frommeoptions KGSSAPI #Kernel GSSAPI implementation 10701bea7c61SMaxim Sobolev 1071f1a9c715SDavid Greenmanoptions NULLFS #NULL filesystem 10724d2647f9SDag-Erling Smørgravoptions PROCFS #Process filesystem (requires PSEUDOFS) 107352ebde4fSDag-Erling Smørgravoptions PSEUDOFS #Pseudo-filesystem framework 1074bcc1205cSDag-Erling Smørgravoptions PSEUDOFS_TRACE #Debugging support for PSEUDOFS 1075237abf0cSDavide Italianooptions SMBFS #SMB/CIFS filesystem 107678920d0fSKevin Looptions TMPFS #Efficient memory filesystem 1077df263cbdSScott Longoptions UDF #Universal Disk Format 107899d300a1SRuslan Ermilovoptions UNIONFS #Union filesystem 1079bcf77694SPeter Wemm# The xFS_ROOT options REQUIRE the associated ``options xFS'' 1080bcf77694SPeter Wemmoptions NFS_ROOT #NFS usable as root device 1081f1a9c715SDavid Greenman 1082d0a28bafSAlexander Langer# Soft updates is a technique for improving filesystem speed and 1083d61e6649SAlexander Langer# making abrupt shutdown less risky. 1084f8f8d7afSEivind Eklund# 10853d5c4fdcSPoul-Henning Kampoptions SOFTUPDATES 1086b1897c19SJulian Elischer 1087a64ed089SRobert Watson# Extended attributes allow additional data to be associated with files, 108851be6918SChris D. Faulhaber# and is used for ACLs, Capabilities, and MAC labels. 108951be6918SChris D. Faulhaber# See src/sys/ufs/ufs/README.extattr for more information. 109049993db0SRobert Watsonoptions UFS_EXTATTR 109149993db0SRobert Watsonoptions UFS_EXTATTR_AUTOSTART 1092a64ed089SRobert Watson 109351be6918SChris D. Faulhaber# Access Control List support for UFS filesystems. The current ACL 109451be6918SChris D. Faulhaber# implementation requires extended attribute support, UFS_EXTATTR, 109551be6918SChris D. Faulhaber# for the underlying filesystem. 109651be6918SChris D. Faulhaber# See src/sys/ufs/ufs/README.acls for more information. 109751be6918SChris D. Faulhaberoptions UFS_ACL 109851be6918SChris D. Faulhaber 10999b5ad47fSIan Dowse# Directory hashing improves the speed of operations on very large 11009b5ad47fSIan Dowse# directories at the expense of some memory. 11019b5ad47fSIan Dowseoptions UFS_DIRHASH 11029b5ad47fSIan Dowse 1103f348204cSPawel Jakub Dawidek# Gjournal-based UFS journaling support. 1104f348204cSPawel Jakub Dawidekoptions UFS_GJOURNAL 1105f348204cSPawel Jakub Dawidek 110671e4fff8SPoul-Henning Kamp# Make space in the kernel for a root filesystem on a md device. 110771e4fff8SPoul-Henning Kamp# Define to the number of kilobytes to reserve for the filesystem. 1108f4c1f0b9SAdrian Chadd# This is now optional. 1109f4c1f0b9SAdrian Chadd# If not defined, the root filesystem passed in as the MFS_IMAGE makeoption 1110f4c1f0b9SAdrian Chadd# will be automatically embedded in the kernel during linking. Its exact size 1111f4c1f0b9SAdrian Chadd# will be consumed within the kernel. 1112f4c1f0b9SAdrian Chadd# If defined, the old way of embedding the filesystem in the kernel will be 1113f4c1f0b9SAdrian Chadd# used. That is to say MD_ROOT_SIZE KB will be allocated in the kernel and 1114f4c1f0b9SAdrian Chadd# later, the filesystem image passed in as the MFS_IMAGE makeoption will be 1115f4c1f0b9SAdrian Chadd# dd'd into the reserved space if it fits. 111671e4fff8SPoul-Henning Kampoptions MD_ROOT_SIZE=10 111771e4fff8SPoul-Henning Kamp 111871e4fff8SPoul-Henning Kamp# Make the md device a potential root device, either with preloaded 111971e4fff8SPoul-Henning Kamp# images of type mfs_root or md_root. 112071e4fff8SPoul-Henning Kampoptions MD_ROOT 1121d52d7365SPoul-Henning Kamp 1122495967e4SEivind Eklund# Disk quotas are supported when this option is enabled. 11232365e64fSRodney W. Grimesoptions QUOTA #enable disk quotas 11246a8d6623SGarrett Wollman 1125276756a4SDag-Erling Smørgrav# If you are running a machine just as a fileserver for PC and MAC 112645c203fcSGleb Smirnoff# users, using SAMBA, you may consider setting this option 1127276756a4SDag-Erling Smørgrav# and keeping all those users' directories on a filesystem that is 1128276756a4SDag-Erling Smørgrav# mounted with the suiddir option. This gives new files the same 1129ec4e5afbSRobert Nordier# ownership as the directory (similar to group). It's a security hole 11306110161fSDag-Erling Smørgrav# if you let these users run programs, so confine it to file-servers 1131276756a4SDag-Erling Smørgrav# (but it'll save you lots of headaches in those cases). Root owned 1132276756a4SDag-Erling Smørgrav# directories are exempt and X bits are cleared. The suid bit must be 11339c0ef6d5SOliver Fromme# set on the directory as well; see chmod(1). PC owners can't see/set 1134276756a4SDag-Erling Smørgrav# ownerships so they keep getting their toes trodden on. This saves 1135276756a4SDag-Erling Smørgrav# you all the support calls as the filesystem it's used on will act as 1136276756a4SDag-Erling Smørgrav# they expect: "It's my dir so it must be my file". 1137cb800e34SJulian Elischer# 1138cb800e34SJulian Elischeroptions SUIDDIR 1139cb800e34SJulian Elischer 1140df394affSJohn-Mark Gurney# NFS options: 11415895e3c8SPeter Wemmoptions NFS_MINATTRTIMO=3 # VREG attrib cache timeout in sec 11425895e3c8SPeter Wemmoptions NFS_MAXATTRTIMO=60 11435895e3c8SPeter Wemmoptions NFS_MINDIRATTRTIMO=30 # VDIR attrib cache timeout in sec 11445895e3c8SPeter Wemmoptions NFS_MAXDIRATTRTIMO=60 1145df394affSJohn-Mark Gurneyoptions NFS_DEBUG # Enable NFS Debugging 1146df394affSJohn-Mark Gurney 1147053a2b61SEivind Eklund# 1148053a2b61SEivind Eklund# Add support for the EXT2FS filesystem of Linux fame. Be a bit 1149053a2b61SEivind Eklund# careful with this - the ext2fs code has a tendency to lag behind 1150053a2b61SEivind Eklund# changes and not be exercised very much, so mounting read/write could 1151053a2b61SEivind Eklund# be dangerous (and even mounting read only could result in panics.) 1152053a2b61SEivind Eklund# 11535895e3c8SPeter Wemmoptions EXT2FS 1154053a2b61SEivind Eklund 11558ab2f5ecSMark Murray# Cryptographically secure random number generator; /dev/random 1156ac519db0SMark Murraydevice random 115715bbdecfSMark Murray 11588ab2f5ecSMark Murray# The system memory devices; /dev/mem, /dev/kmem 1159e83e229dSWarner Loshdevice mem 11608ab2f5ecSMark Murray 116100a5db46SStacey Son# The kernel symbol table device; /dev/ksyms 116200a5db46SStacey Sondevice ksyms 116300a5db46SStacey Son 1164c4f02a89SMax Khon# Optional character code conversion support with LIBICONV. 1165c4f02a89SMax Khon# Each option requires their base file system and LIBICONV. 1166c4f02a89SMax Khonoptions CD9660_ICONV 1167c4f02a89SMax Khonoptions MSDOSFS_ICONV 1168126f0dfaSScott Longoptions UDF_ICONV 1169c4f02a89SMax Khon 11706a8d6623SGarrett Wollman 11716a8d6623SGarrett Wollman##################################################################### 1172abc97a06SBruce Evans# POSIX P1003.1B 1173abc97a06SBruce Evans 11741c9c6382SRuslan Ermilov# Real time extensions added in the 1993 POSIX 1175abc97a06SBruce Evans# _KPOSIX_PRIORITY_SCHEDULING: Build in _POSIX_PRIORITY_SCHEDULING 1176abc97a06SBruce Evans 11775895e3c8SPeter Wemmoptions _KPOSIX_PRIORITY_SCHEDULING 11788cbf4973SAlfred Perlstein# p1003_1b_semaphores are very experimental, 11798cbf4973SAlfred Perlstein# user should be ready to assist in debugging if problems arise. 11803ffb9fadSAlfred Perlsteinoptions P1003_1B_SEMAPHORES 1181abc97a06SBruce Evans 11825b40ce27SDavid Xu# POSIX message queue 11835b40ce27SDavid Xuoptions P1003_1B_MQUEUE 1184abc97a06SBruce Evans 1185abc97a06SBruce Evans##################################################################### 118612e9f256SRobert Watson# SECURITY POLICY PARAMETERS 118712e9f256SRobert Watson 1188fdcba197SRobert Watson# Support for BSM audit 1189fdcba197SRobert Watsonoptions AUDIT 1190fdcba197SRobert Watson 1191cd6d1d76SBruce Evans# Support for Mandatory Access Control (MAC): 1192cd6d1d76SBruce Evansoptions MAC 1193eae2f20cSRobert Watsonoptions MAC_BIBA 1194eae2f20cSRobert Watsonoptions MAC_BSDEXTENDED 1195eae2f20cSRobert Watsonoptions MAC_IFOFF 1196c4725737SRobert Watsonoptions MAC_LOMAC 1197eae2f20cSRobert Watsonoptions MAC_MLS 1198eae2f20cSRobert Watsonoptions MAC_NONE 1199eae2f20cSRobert Watsonoptions MAC_PARTITION 120003d03162SRobert Watsonoptions MAC_PORTACL 1201eae2f20cSRobert Watsonoptions MAC_SEEOTHERUIDS 1202782f7255SRobert Watsonoptions MAC_STUB 1203eae2f20cSRobert Watsonoptions MAC_TEST 120412e9f256SRobert Watson 120596fcc75fSRobert Watson# Support for Capsicum 120655d4d6f4SJonathan Andersonoptions CAPABILITIES # fine-grained rights on file descriptors 120755d4d6f4SJonathan Andersonoptions CAPABILITY_MODE # sandboxes with no global namespace access 120896fcc75fSRobert Watson 120912e9f256SRobert Watson 121012e9f256SRobert Watson##################################################################### 1211000033d0SJeroen Ruigrok van der Werven# CLOCK OPTIONS 1212000033d0SJeroen Ruigrok van der Werven 1213000033d0SJeroen Ruigrok van der Werven# The granularity of operation is controlled by the kernel option HZ whose 1214358f8d82SRobert Watson# default value (1000 on most architectures) means a granularity of 1ms 1215358f8d82SRobert Watson# (1s/HZ). Historically, the default was 100, but finer granularity is 1216358f8d82SRobert Watson# required for DUMMYNET and other systems on modern hardware. There are 1217358f8d82SRobert Watson# reasonable arguments that HZ should, in fact, be 100 still; consider, 1218358f8d82SRobert Watson# that reducing the granularity too much might cause excessive overhead in 1219358f8d82SRobert Watson# clock interrupt processing, potentially causing ticks to be missed and thus 1220358f8d82SRobert Watson# actually reducing the accuracy of operation. 1221000033d0SJeroen Ruigrok van der Werven 1222000033d0SJeroen Ruigrok van der Wervenoptions HZ=100 1223000033d0SJeroen Ruigrok van der Werven 1224f309f881SJohn Baldwin# Enable support for the kernel PLL to use an external PPS signal, 1225f309f881SJohn Baldwin# under supervision of [x]ntpd(8) 1226f309f881SJohn Baldwin# More info in ntpd documentation: http://www.eecis.udel.edu/~ntp 1227f309f881SJohn Baldwin 1228f309f881SJohn Baldwinoptions PPS_SYNC 1229f309f881SJohn Baldwin 1230b0fdc837SLawrence Stewart# Enable support for generic feed-forward clocks in the kernel. 1231b0fdc837SLawrence Stewart# The feed-forward clock support is an alternative to the feedback oriented 1232b0fdc837SLawrence Stewart# ntpd/system clock approach, and is to be used with a feed-forward 1233b0fdc837SLawrence Stewart# synchronization algorithm such as the RADclock: 1234b0fdc837SLawrence Stewart# More info here: http://www.synclab.org/radclock 1235b0fdc837SLawrence Stewart 1236b0fdc837SLawrence Stewartoptions FFCLOCK 1237b0fdc837SLawrence Stewart 1238000033d0SJeroen Ruigrok van der Werven 1239000033d0SJeroen Ruigrok van der Werven##################################################################### 1240de6a307eSPeter Dufault# SCSI DEVICES 1241de6a307eSPeter Dufault 12426a8d6623SGarrett Wollman# SCSI DEVICE CONFIGURATION 12436a8d6623SGarrett Wollman 12446a8d6623SGarrett Wollman# The SCSI subsystem consists of the `base' SCSI code, a number of 1245ebc1a0e2SPeter Dufault# high-level SCSI device `type' drivers, and the low-level host-adapter 12466a8d6623SGarrett Wollman# device drivers. The host adapters are listed in the ISA and PCI 12476a8d6623SGarrett Wollman# device configuration sections below. 12486a8d6623SGarrett Wollman# 1249e14eb5a1SGarrett Wollman# It is possible to wire down your SCSI devices so that a given bus, 1250e14eb5a1SGarrett Wollman# target, and LUN always come on line as the same device unit. In 1251e14eb5a1SGarrett Wollman# earlier versions the unit numbers were assigned in the order that 1252e14eb5a1SGarrett Wollman# the devices were probed on the SCSI bus. This means that if you 1253e14eb5a1SGarrett Wollman# removed a disk drive, you may have had to rewrite your /etc/fstab 1254e14eb5a1SGarrett Wollman# file, and also that you had to be careful when adding a new disk 1255e14eb5a1SGarrett Wollman# as it may have been probed earlier and moved your device configuration 1256e14eb5a1SGarrett Wollman# around. (See also option GEOM_VOL for a different solution to this 1257e14eb5a1SGarrett Wollman# problem.) 1258ebc1a0e2SPeter Dufault 1259ebc1a0e2SPeter Dufault# This old behavior is maintained as the default behavior. The unit 1260ebc1a0e2SPeter Dufault# assignment begins with the first non-wired down unit for a device 1261700daf5eSJustin T. Gibbs# type. For example, if you wire a disk as "da3" then the first 1262700daf5eSJustin T. Gibbs# non-wired disk will be assigned da4. 1263ebc1a0e2SPeter Dufault 1264ebc1a0e2SPeter Dufault# The syntax for wiring down devices is: 1265ebc1a0e2SPeter Dufault 1266f71c01ccSPeter Wemmhint.scbus.0.at="ahc0" 1267f71c01ccSPeter Wemmhint.scbus.1.at="ahc1" 1268f71c01ccSPeter Wemmhint.scbus.1.bus="0" 1269f71c01ccSPeter Wemmhint.scbus.3.at="ahc2" 1270f71c01ccSPeter Wemmhint.scbus.3.bus="0" 1271f71c01ccSPeter Wemmhint.scbus.2.at="ahc2" 1272f71c01ccSPeter Wemmhint.scbus.2.bus="1" 1273f71c01ccSPeter Wemmhint.da.0.at="scbus0" 1274f71c01ccSPeter Wemmhint.da.0.target="0" 1275f71c01ccSPeter Wemmhint.da.0.unit="0" 1276f71c01ccSPeter Wemmhint.da.1.at="scbus3" 1277f71c01ccSPeter Wemmhint.da.1.target="1" 1278f71c01ccSPeter Wemmhint.da.2.at="scbus2" 1279f71c01ccSPeter Wemmhint.da.2.target="3" 1280f71c01ccSPeter Wemmhint.sa.1.at="scbus1" 1281f71c01ccSPeter Wemmhint.sa.1.target="6" 1282ebc1a0e2SPeter Dufault 1283ebc1a0e2SPeter Dufault# "units" (SCSI logical unit number) that are not specified are 1284ebc1a0e2SPeter Dufault# treated as if specified as LUN 0. 1285ebc1a0e2SPeter Dufault 1286ebc1a0e2SPeter Dufault# All SCSI devices allocate as many units as are required. 1287ebc1a0e2SPeter Dufault 1288cf2458c9SMatt Jacob# The ch driver drives SCSI Media Changer ("jukebox") devices. 1289cf2458c9SMatt Jacob# 1290cf2458c9SMatt Jacob# The da driver drives SCSI Direct Access ("disk") and Optical Media 1291cf2458c9SMatt Jacob# ("WORM") devices. 1292cf2458c9SMatt Jacob# 1293cf2458c9SMatt Jacob# The sa driver drives SCSI Sequential Access ("tape") devices. 1294cf2458c9SMatt Jacob# 1295cf2458c9SMatt Jacob# The cd driver drives SCSI Read Only Direct Access ("cd") devices. 1296cf2458c9SMatt Jacob# 12973c7c6c12SMike Pritchard# The ses driver drives SCSI Environment Services ("ses") and 12983c7c6c12SMike Pritchard# SAF-TE ("SCSI Accessible Fault-Tolerant Enclosure") devices. 1299cf2458c9SMatt Jacob# 1300cf2458c9SMatt Jacob# The pt driver drives SCSI Processor devices. 1301cf2458c9SMatt Jacob# 13021eba4c79SScott Long# The sg driver provides a passthrough API that is compatible with the 13031eba4c79SScott Long# Linux SG driver. It will work in conjunction with the COMPAT_LINUX 13041eba4c79SScott Long# option to run linux SG apps. It can also stand on its own and provide 1305d51e8487SJosh Paetzel# source level API compatibility for porting apps to FreeBSD. 1306cf2458c9SMatt Jacob# 1307cf2458c9SMatt Jacob# Target Mode support is provided here but also requires that a SIM 1308cf2458c9SMatt Jacob# (SCSI Host Adapter Driver) provide support as well. 1309cf2458c9SMatt Jacob# 1310cf2458c9SMatt Jacob# The targ driver provides target mode support as a Processor type device. 1311cf2458c9SMatt Jacob# It exists to give the minimal context necessary to respond to Inquiry 1312cf2458c9SMatt Jacob# commands. There is a sample user application that shows how the rest 1313cf2458c9SMatt Jacob# of the command support might be done in /usr/share/examples/scsi_target. 1314cf2458c9SMatt Jacob# 1315cf2458c9SMatt Jacob# The targbh driver provides target mode support and exists to respond 1316cf2458c9SMatt Jacob# to incoming commands that do not otherwise have a logical unit assigned 1317cf2458c9SMatt Jacob# to them. 1318cf2458c9SMatt Jacob# 1319b2420d4dSSergey Kandaurov# The pass driver provides a passthrough API to access the CAM subsystem. 1320ebc1a0e2SPeter Dufault 1321c9953c3bSPeter Wemmdevice scbus #base SCSI code 1322c9953c3bSPeter Wemmdevice ch #SCSI media changers 1323c9953c3bSPeter Wemmdevice da #SCSI direct access devices (aka disks) 1324c9953c3bSPeter Wemmdevice sa #SCSI tapes 1325c9953c3bSPeter Wemmdevice cd #SCSI CD-ROMs 1326dc0aa406SAlexander Motindevice ses #Enclosure Services (SES and SAF-TE) 1327cf2458c9SMatt Jacobdevice pt #SCSI processor 132864ed91d5SMatt Jacobdevice targ #SCSI Target Mode Code 132964ed91d5SMatt Jacobdevice targbh #SCSI Target Mode Blackhole Device 1330cf2458c9SMatt Jacobdevice pass #CAM passthrough driver 13311eba4c79SScott Longdevice sg #Linux SCSI passthrough 1332130f4520SKenneth D. Merrydevice ctl #CAM Target Layer 13338909a72bSPeter Dufault 1334700daf5eSJustin T. Gibbs# CAM OPTIONS: 1335700daf5eSJustin T. Gibbs# debugging options: 1336f0f25b9cSAlexander Motin# CAMDEBUG Compile in all possible debugging. 1337f0f25b9cSAlexander Motin# CAM_DEBUG_COMPILE Debug levels to compile in. 1338f0f25b9cSAlexander Motin# CAM_DEBUG_FLAGS Debug levels to enable on boot. 1339f0f25b9cSAlexander Motin# CAM_DEBUG_BUS Limit debugging to the given bus. 1340f0f25b9cSAlexander Motin# CAM_DEBUG_TARGET Limit debugging to the given target. 1341f0f25b9cSAlexander Motin# CAM_DEBUG_LUN Limit debugging to the given lun. 1342f0f25b9cSAlexander Motin# CAM_DEBUG_DELAY Delay in us after printing each debug line. 1343700daf5eSJustin T. Gibbs# 1344700daf5eSJustin T. Gibbs# CAM_MAX_HIGHPOWER: Maximum number of concurrent high power (start unit) cmds 1345700daf5eSJustin T. Gibbs# SCSI_NO_SENSE_STRINGS: When defined disables sense descriptions 1346700daf5eSJustin T. Gibbs# SCSI_NO_OP_STRINGS: When defined disables opcode descriptions 134756234437SKenneth D. Merry# SCSI_DELAY: The number of MILLISECONDS to freeze the SIM (scsi adapter) 134856234437SKenneth D. Merry# queue after a bus reset, and the number of milliseconds to 13493a937198SBrooks Davis# freeze the device queue after a bus device reset. This 13503a937198SBrooks Davis# can be changed at boot and runtime with the 13513a937198SBrooks Davis# kern.cam.scsi_delay tunable/sysctl. 1352700daf5eSJustin T. Gibbsoptions CAMDEBUG 1353f0f25b9cSAlexander Motinoptions CAM_DEBUG_COMPILE=-1 1354f0f25b9cSAlexander Motinoptions CAM_DEBUG_FLAGS=(CAM_DEBUG_INFO|CAM_DEBUG_PROBE|CAM_DEBUG_PERIPH) 13555895e3c8SPeter Wemmoptions CAM_DEBUG_BUS=-1 13565895e3c8SPeter Wemmoptions CAM_DEBUG_TARGET=-1 13575895e3c8SPeter Wemmoptions CAM_DEBUG_LUN=-1 1358f0f25b9cSAlexander Motinoptions CAM_DEBUG_DELAY=1 13595895e3c8SPeter Wemmoptions CAM_MAX_HIGHPOWER=4 1360700daf5eSJustin T. Gibbsoptions SCSI_NO_SENSE_STRINGS 1361700daf5eSJustin T. Gibbsoptions SCSI_NO_OP_STRINGS 136232672ba8SAndre Oppermannoptions SCSI_DELAY=5000 # Be pessimistic about Joe SCSI device 1363a25d93e5SBjoern A. Zeeboptions CAM_IOSCHED_DYNAMIC 13641a7c583cSGarrett Wollman 1365700daf5eSJustin T. Gibbs# Options for the CAM CDROM driver: 1366700daf5eSJustin T. Gibbs# CHANGER_MIN_BUSY_SECONDS: Guaranteed minimum time quantum for a changer LUN 1367700daf5eSJustin T. Gibbs# CHANGER_MAX_BUSY_SECONDS: Maximum time quantum per changer LUN, only 1368700daf5eSJustin T. Gibbs# enforced if there is I/O waiting for another LUN 1369700daf5eSJustin T. Gibbs# The compiled in defaults for these variables are 2 and 10 seconds, 1370700daf5eSJustin T. Gibbs# respectively. 137193063432SJoerg Wunsch# 1372700daf5eSJustin T. Gibbs# These can also be changed on the fly with the following sysctl variables: 1373700daf5eSJustin T. Gibbs# kern.cam.cd.changer.min_busy_seconds 1374700daf5eSJustin T. Gibbs# kern.cam.cd.changer.max_busy_seconds 137593063432SJoerg Wunsch# 13765895e3c8SPeter Wemmoptions CHANGER_MIN_BUSY_SECONDS=2 13775895e3c8SPeter Wemmoptions CHANGER_MAX_BUSY_SECONDS=10 137893063432SJoerg Wunsch 13799dfb4471SKenneth D. Merry# Options for the CAM sequential access driver: 1380b29f9e40SMatt Jacob# SA_IO_TIMEOUT: Timeout for read/write/wfm operations, in minutes 13819dfb4471SKenneth D. Merry# SA_SPACE_TIMEOUT: Timeout for space operations, in minutes 13829dfb4471SKenneth D. Merry# SA_REWIND_TIMEOUT: Timeout for rewind operations, in minutes 13839dfb4471SKenneth D. Merry# SA_ERASE_TIMEOUT: Timeout for erase operations, in minutes 13849f050ed5SMatt Jacob# SA_1FM_AT_EOD: Default to model which only has a default one filemark at EOT. 138525388b6cSBruce Evansoptions SA_IO_TIMEOUT=4 138625388b6cSBruce Evansoptions SA_SPACE_TIMEOUT=60 138725388b6cSBruce Evansoptions SA_REWIND_TIMEOUT=(2*60) 138825388b6cSBruce Evansoptions SA_ERASE_TIMEOUT=(4*60) 13899f050ed5SMatt Jacoboptions SA_1FM_AT_EOD 13909dfb4471SKenneth D. Merry 13913ece1bd2SKenneth D. Merry# Optional timeout for the CAM processor target (pt) device 13923ece1bd2SKenneth D. Merry# This is specified in seconds. The default is 60 seconds. 139325388b6cSBruce Evansoptions SCSI_PT_DEFAULT_TIMEOUT=60 13943ece1bd2SKenneth D. Merry 13958904e70bSMatt Jacob# Optional enable of doing SES passthrough on other devices (e.g., disks) 13968904e70bSMatt Jacob# 13978904e70bSMatt Jacob# Normally disabled because a lot of newer SCSI disks report themselves 13988904e70bSMatt Jacob# as having SES capabilities, but this can then clot up attempts to build 13999c0ef6d5SOliver Fromme# a topology with the SES device that's on the box these drives are in.... 14008904e70bSMatt Jacoboptions SES_ENABLE_PASSTHROUGH 14018904e70bSMatt Jacob 14026a8d6623SGarrett Wollman 14036a8d6623SGarrett Wollman##################################################################### 14046a8d6623SGarrett Wollman# MISCELLANEOUS DEVICES AND OPTIONS 14056a8d6623SGarrett Wollman 1406bc093719SEd Schoutendevice pty #BSD-style compatibility pseudo ttys 14076d823e81SJulian Elischerdevice nmdm #back-to-back tty devices 1408f71c01ccSPeter Wemmdevice md #Memory/malloc disk 1409932ef5b5SEd Schoutendevice snp #Snoop device - to look at pty/vty/etc.. 1410efacde1bSBrooks Davisdevice ccd #Concatenated disk driver 14116aec1278SMax Laierdevice firmware #firmware(9) support 1412be174c7eSGreg Lehey 14136f2d8adbSBoris Popov# Kernel side iconv library 14146f2d8adbSBoris Popovoptions LIBICONV 14156f2d8adbSBoris Popov 141658067a99SPoul-Henning Kamp# Size of the kernel message buffer. Should be N * pagesize. 14175895e3c8SPeter Wemmoptions MSGBUF_SIZE=40960 141858067a99SPoul-Henning Kamp 14196a8d6623SGarrett Wollman 14206a8d6623SGarrett Wollman##################################################################### 1421e131ba36SJohn Baldwin# HARDWARE BUS CONFIGURATION 1422e131ba36SJohn Baldwin 1423e131ba36SJohn Baldwin# 1424e131ba36SJohn Baldwin# PCI bus & PCI options: 1425e131ba36SJohn Baldwin# 1426e131ba36SJohn Baldwindevice pci 142782cb5c3bSJohn Baldwinoptions PCI_HP # PCI-Express native HotPlug 1428c41df401SJohn Baldwinoptions PCI_IOV # PCI SR-IOV support 1429e131ba36SJohn Baldwin 1430e131ba36SJohn Baldwin 1431e131ba36SJohn Baldwin##################################################################### 1432d61e6649SAlexander Langer# HARDWARE DEVICE CONFIGURATION 1433d61e6649SAlexander Langer 1434d61e6649SAlexander Langer# For ISA the required hints are listed. 143586d99b68SWarner Losh# PCI, CardBus, SD/MMC and pccard are self identifying buses, so 14365bcb64f2SWarner Losh# no hints are needed. 1437d61e6649SAlexander Langer 1438d61e6649SAlexander Langer# 1439d61e6649SAlexander Langer# Mandatory devices: 1440d61e6649SAlexander Langer# 1441d61e6649SAlexander Langer 14426e818956SDavid E. O'Brien# These options are valid for other keyboard drivers as well. 14436e818956SDavid E. O'Brienoptions KBD_DISABLE_KEYMAP_LOAD # refuse to load a keymap 14446e818956SDavid E. O'Brienoptions KBD_INSTALL_CDEV # install a CDEV entry in /dev 14456e818956SDavid E. O'Brien 144646360281SEd Mastedevice kbdmux # keyboard multiplexer 144746360281SEd Masteoptions KBDMUX_DFLT_KEYMAP # specify the built-in keymap 144846360281SEd Mastemakeoptions KBDMUX_DFLT_KEYMAP=it.iso 144946360281SEd Maste 14507f5092f3SJohn Baldwinoptions FB_DEBUG # Frame buffer debugging 14517f5092f3SJohn Baldwin 1452837f167eSRuslan Ermilovdevice splash # Splash screen and screen saver support 1453837f167eSRuslan Ermilov 1454905e8b43SDag-Erling Smørgrav# Various screen savers. 1455905e8b43SDag-Erling Smørgravdevice blank_saver 1456905e8b43SDag-Erling Smørgravdevice daemon_saver 1457905e8b43SDag-Erling Smørgravdevice dragon_saver 1458905e8b43SDag-Erling Smørgravdevice fade_saver 1459905e8b43SDag-Erling Smørgravdevice fire_saver 1460905e8b43SDag-Erling Smørgravdevice green_saver 1461905e8b43SDag-Erling Smørgravdevice logo_saver 1462905e8b43SDag-Erling Smørgravdevice rain_saver 1463905e8b43SDag-Erling Smørgravdevice snake_saver 1464905e8b43SDag-Erling Smørgravdevice star_saver 1465905e8b43SDag-Erling Smørgravdevice warp_saver 1466905e8b43SDag-Erling Smørgrav 14671c9c6382SRuslan Ermilov# The syscons console driver (SCO color console compatible). 1468f453022cSPeter Wemmdevice sc 1469f71c01ccSPeter Wemmhint.sc.0.at="isa" 1470683cbdf4SBruce Evansoptions MAXCONS=16 # number of virtual consoles 14716e8394b8SKazutaka YOKOTAoptions SC_ALT_MOUSE_IMAGE # simplified mouse cursor in text mode 14726e8394b8SKazutaka YOKOTAoptions SC_DFLT_FONT # compile font in 1473cc6c2ad0SPeter Wemmmakeoptions SC_DFLT_FONT=cp850 1474e2ee2173SMarcel Moolenaaroptions SC_DISABLE_KDBKEY # disable `debug' key 1475c4118fc0SKazutaka YOKOTAoptions SC_DISABLE_REBOOT # disable reboot key sequence 14766e8394b8SKazutaka YOKOTAoptions SC_HISTORY_SIZE=200 # number of history buffer lines 14776e8394b8SKazutaka YOKOTAoptions SC_MOUSE_CHAR=0x3 # char code for text mode mouse cursor 14786e8394b8SKazutaka YOKOTAoptions SC_PIXEL_MODE # add support for the raster text mode 147985e36760SJordan K. Hubbard 14807a88382dSKazutaka YOKOTA# The following options will let you change the default colors of syscons. 148125388b6cSBruce Evansoptions SC_NORM_ATTR=(FG_GREEN|BG_BLACK) 148225388b6cSBruce Evansoptions SC_NORM_REV_ATTR=(FG_YELLOW|BG_GREEN) 148325388b6cSBruce Evansoptions SC_KERNEL_CONS_ATTR=(FG_RED|BG_BLACK) 148425388b6cSBruce Evansoptions SC_KERNEL_CONS_REV_ATTR=(FG_BLACK|BG_RED) 14857a88382dSKazutaka YOKOTA 1486d51e8487SJosh Paetzel# The following options will let you change the default behavior of 148778f45204SMaxim Sobolev# cut-n-paste feature 148878f45204SMaxim Sobolevoptions SC_CUT_SPACES2TABS # convert leading spaces into tabs 148925388b6cSBruce Evansoptions SC_CUT_SEPCHARS=\"x09\" # set of characters that delimit words 149025388b6cSBruce Evans # (default is single space - \"x20\") 149178f45204SMaxim Sobolev 14927a88382dSKazutaka YOKOTA# If you have a two button mouse, you may want to add the following option 14937a88382dSKazutaka YOKOTA# to use the right button of the mouse to paste text. 14947a88382dSKazutaka YOKOTAoptions SC_TWOBUTTON_MOUSE 14957a88382dSKazutaka YOKOTA 14966e8394b8SKazutaka YOKOTA# You can selectively disable features in syscons. 14976e8394b8SKazutaka YOKOTAoptions SC_NO_CUTPASTE 14986e8394b8SKazutaka YOKOTAoptions SC_NO_FONT_LOADING 14996e8394b8SKazutaka YOKOTAoptions SC_NO_HISTORY 15006e62b069SMarius Strobloptions SC_NO_MODE_CHANGE 15016e8394b8SKazutaka YOKOTAoptions SC_NO_SYSMOUSE 1502c42946c4SMitsuru IWASAKIoptions SC_NO_SUSPEND_VTYSWITCH 15032ac8be82SAndreas Schulz 15048a28ce0eSJohn Baldwin# `flags' for sc 15058a28ce0eSJohn Baldwin# 0x80 Put the video card in the VESA 800x600 dots, 16 color mode 15068a28ce0eSJohn Baldwin# 0x100 Probe for a keyboard device periodically if one is not present 15078a28ce0eSJohn Baldwin 150883409a55SEd Schouten# Enable experimental features of the syscons terminal emulator (teken). 1509e42fc368SEd Schoutenoptions TEKEN_CONS25 # cons25-style terminal emulation 151083409a55SEd Schoutenoptions TEKEN_UTF8 # UTF-8 output handling 151183409a55SEd Schouten 1512ccbb7b5eSEd Maste# The vt video console driver. 1513ccbb7b5eSEd Mastedevice vt 1514ccbb7b5eSEd Masteoptions VT_ALT_TO_ESC_HACK=1 # Prepend ESC sequence to ALT keys 1515ccbb7b5eSEd Masteoptions VT_MAXWINDOWS=16 # Number of virtual consoles 1516ccbb7b5eSEd Masteoptions VT_TWOBUTTON_MOUSE # Use right mouse button to paste 1517ccbb7b5eSEd Maste 1518ccbb7b5eSEd Maste# The following options set the default framebuffer size. 1519ccbb7b5eSEd Masteoptions VT_FB_DEFAULT_HEIGHT=480 1520ccbb7b5eSEd Masteoptions VT_FB_DEFAULT_WIDTH=640 1521ccbb7b5eSEd Maste 1522ccbb7b5eSEd Maste# The following options will let you change the default vt terminal colors. 1523ccbb7b5eSEd Masteoptions TERMINAL_NORM_ATTR=(FG_GREEN|BG_BLACK) 1524ccbb7b5eSEd Masteoptions TERMINAL_KERN_ATTR=(FG_LIGHTRED|BG_BLACK) 1525ccbb7b5eSEd Maste 15261fe04850SBruce Evans# 1527d61e6649SAlexander Langer# Optional devices: 15286a8d6623SGarrett Wollman# 15296a8d6623SGarrett Wollman 15306a8d6623SGarrett Wollman# 1531d61e6649SAlexander Langer# SCSI host adapters: 15326a8d6623SGarrett Wollman# 15337f5092f3SJohn Baldwin# adv: All Narrow SCSI bus AdvanSys controllers. 1534859244a6SJustin T. Gibbs# adw: Second Generation AdvanSys controllers including the ADV940UW. 15356e818956SDavid E. O'Brien# aha: Adaptec 154x/1535/1640 1536d61e6649SAlexander Langer# ahc: Adaptec 274x/284x/2910/293x/294x/394x/3950x/3960x/398X/4944/ 1537d61e6649SAlexander Langer# 19160x/29160x, aic7770/aic78xx 1538cdd49e97SJustin T. Gibbs# ahd: Adaptec 29320/39320 Controllers. 15392b375b4eSYoshihiro Takahashi# aic: Adaptec 6260/6360, APA-1460 (PC Card) 15406e818956SDavid E. O'Brien# bt: Most Buslogic controllers: including BT-445, BT-54x, BT-64x, BT-74x, 15416e818956SDavid E. O'Brien# BT-75x, BT-946, BT-948, BT-956, BT-958, SDC3211B, SDC3211F, SDC3222F 1542a9ab459bSMarius Strobl# esp: Emulex ESP, NCR 53C9x and QLogic FAS families based controllers 1543a9ab459bSMarius Strobl# including the AMD Am53C974 (found on devices such as the Tekram 1544a9ab459bSMarius Strobl# DC-390(T)) and the Sun ESP and FAS families of controllers 1545d61e6649SAlexander Langer# isp: Qlogic ISP 1020, 1040 and 1040B PCI SCSI host adapters, 1546d61e6649SAlexander Langer# ISP 1240 Dual Ultra SCSI, ISP 1080 and 1280 (Dual) Ultra2, 1547d61e6649SAlexander Langer# ISP 12160 Ultra3 SCSI, 1548e8a0f829SMatt Jacob# Qlogic ISP 2100 and ISP 2200 1Gb Fibre Channel host adapters. 1549e8a0f829SMatt Jacob# Qlogic ISP 2300 and ISP 2312 2Gb Fibre Channel host adapters. 1550af606348SMatt Jacob# Qlogic ISP 2322 and ISP 6322 2Gb Fibre Channel host adapters. 1551ac918c84SMatt Jacob# ispfw: Firmware module for Qlogic host adapters 155264fa5108SMatt Jacob# mpt: LSI-Logic MPT/Fusion 53c1020 or 53c1030 Ultra4 155364fa5108SMatt Jacob# or FC9x9 Fibre Channel host adapters. 1554d61e6649SAlexander Langer# ncr: NCR 53C810, 53C825 self-contained SCSI host adapters. 1555fb91fd69SGerard Roudier# sym: Symbios/Logic 53C8XX family of PCI-SCSI I/O processors: 1556fb91fd69SGerard Roudier# 53C810, 53C810A, 53C815, 53C825, 53C825A, 53C860, 53C875, 1557fb91fd69SGerard Roudier# 53C876, 53C885, 53C895, 53C895A, 53C896, 53C897, 53C1510D, 1558fb91fd69SGerard Roudier# 53C1010-33, 53C1010-66. 1559f3d92b26SOlivier Houchard# trm: Tekram DC395U/UW/F DC315U adapters. 1560d61e6649SAlexander Langer 15616e818956SDavid E. O'Brien# 156286d99b68SWarner Losh# Note that the order is important in order for Buslogic ISA cards to be 15636e818956SDavid E. O'Brien# probed correctly. 15646e818956SDavid E. O'Brien# 15656e818956SDavid E. O'Briendevice bt 15666e818956SDavid E. O'Brienhint.bt.0.at="isa" 15676e818956SDavid E. O'Brienhint.bt.0.port="0x330" 15687f5092f3SJohn Baldwindevice adv 15697f5092f3SJohn Baldwinhint.adv.0.at="isa" 1570c9953c3bSPeter Wemmdevice adw 15716e818956SDavid E. O'Briendevice aha 15726e818956SDavid E. O'Brienhint.aha.0.at="isa" 15737f5092f3SJohn Baldwindevice aic 15747f5092f3SJohn Baldwinhint.aic.0.at="isa" 1575d61e6649SAlexander Langerdevice ahc 1576cdd49e97SJustin T. Gibbsdevice ahd 15771b946e21SScott Longdevice esp 1578c5933b20SScott Longdevice iscsi_initiator 1579d61e6649SAlexander Langerdevice isp 15800787f2b8SMatt Jacobhint.isp.0.disable="1" 15810787f2b8SMatt Jacobhint.isp.0.role="3" 15820787f2b8SMatt Jacobhint.isp.0.prefer_iomap="1" 15830787f2b8SMatt Jacobhint.isp.0.prefer_memmap="1" 15840787f2b8SMatt Jacobhint.isp.0.fwload_disable="1" 15850787f2b8SMatt Jacobhint.isp.0.ignore_nvram="1" 15860787f2b8SMatt Jacobhint.isp.0.fullduplex="1" 15870787f2b8SMatt Jacobhint.isp.0.topology="lport" 15880787f2b8SMatt Jacobhint.isp.0.topology="nport" 15890787f2b8SMatt Jacobhint.isp.0.topology="lport-only" 15900787f2b8SMatt Jacobhint.isp.0.topology="nport-only" 15910787f2b8SMatt Jacob# we can't get u_int64_t types, nor can we get strings if it's got 15920787f2b8SMatt Jacob# a leading 0x, hence this silly dodge. 15930787f2b8SMatt Jacobhint.isp.0.portwnn="w50000000aaaa0000" 15940787f2b8SMatt Jacobhint.isp.0.nodewnn="w50000000aaaa0001" 1595d61e6649SAlexander Langerdevice ispfw 159664fa5108SMatt Jacobdevice mpt 1597d61e6649SAlexander Langerdevice ncr 1598d61e6649SAlexander Langerdevice sym 1599f3d92b26SOlivier Houcharddevice trm 1600d61e6649SAlexander Langer 1601d61e6649SAlexander Langer# The aic7xxx driver will attempt to use memory mapped I/O for all PCI 1602d61e6649SAlexander Langer# controllers that have it configured only if this option is set. Unfortunately, 1603d61e6649SAlexander Langer# this doesn't work on some motherboards, which prevents it from being the 1604d61e6649SAlexander Langer# default. 1605d61e6649SAlexander Langeroptions AHC_ALLOW_MEMIO 1606d61e6649SAlexander Langer 1607fac70739SJeroen Ruigrok van der Werven# Dump the contents of the ahc controller configuration PROM. 1608fac70739SJeroen Ruigrok van der Wervenoptions AHC_DUMP_EEPROM 1609fac70739SJeroen Ruigrok van der Werven 1610fac70739SJeroen Ruigrok van der Werven# Bitmap of units to enable targetmode operations. 1611fac70739SJeroen Ruigrok van der Wervenoptions AHC_TMODE_ENABLE 1612fac70739SJeroen Ruigrok van der Werven 1613662d3818SScott Long# Compile in Aic7xxx Debugging code. 1614662d3818SScott Longoptions AHC_DEBUG 1615662d3818SScott Long 1616662d3818SScott Long# Aic7xxx driver debugging options. See sys/dev/aic7xxx/aic7xxx.h 1617662d3818SScott Longoptions AHC_DEBUG_OPTS 1618662d3818SScott Long 1619f8f8803bSBruce Evans# Print register bitfields in debug output. Adds ~128k to driver 1620f8f8803bSBruce Evans# See ahc(4). 1621662d3818SScott Longoptions AHC_REG_PRETTY_PRINT 1622662d3818SScott Long 1623cdd49e97SJustin T. Gibbs# Compile in aic79xx debugging code. 1624cdd49e97SJustin T. Gibbsoptions AHD_DEBUG 1625cdd49e97SJustin T. Gibbs 1626f8f8803bSBruce Evans# Aic79xx driver debugging options. Adds ~215k to driver. See ahd(4). 1627cdd49e97SJustin T. Gibbsoptions AHD_DEBUG_OPTS=0xFFFFFFFF 1628cdd49e97SJustin T. Gibbs 162943e9d8a3SScott Long# Print human-readable register definitions when debugging 163043e9d8a3SScott Longoptions AHD_REG_PRETTY_PRINT 163143e9d8a3SScott Long 1632662d3818SScott Long# Bitmap of units to enable targetmode operations. 1633662d3818SScott Longoptions AHD_TMODE_ENABLE 1634662d3818SScott Long 1635d61e6649SAlexander Langer# The adw driver will attempt to use memory mapped I/O for all PCI 1636d61e6649SAlexander Langer# controllers that have it configured only if this option is set. 1637d61e6649SAlexander Langeroptions ADW_ALLOW_MEMIO 1638d61e6649SAlexander Langer 1639c5933b20SScott Long# Options used in dev/iscsi (Software iSCSI stack) 1640c5933b20SScott Long# 1641c5933b20SScott Longoptions ISCSI_INITIATOR_DEBUG=9 1642c5933b20SScott Long 1643d61e6649SAlexander Langer# Options used in dev/isp/ (Qlogic SCSI/FC driver). 1644d61e6649SAlexander Langer# 1645d61e6649SAlexander Langer# ISP_TARGET_MODE - enable target mode operation 1646d61e6649SAlexander Langer# 164764fa5108SMatt Jacoboptions ISP_TARGET_MODE=1 1648af606348SMatt Jacob# 16499a1b0d43SMatt Jacob# ISP_DEFAULT_ROLES - default role 16509a1b0d43SMatt Jacob# none=0 16519a1b0d43SMatt Jacob# target=1 16529a1b0d43SMatt Jacob# initiator=2 16539a1b0d43SMatt Jacob# both=3 (not supported currently) 1654af606348SMatt Jacob# 165515f0f952SMatt Jacob# ISP_INTERNAL_TARGET (trivial internal disk target, for testing) 165615f0f952SMatt Jacob# 1657e2873b76SMatt Jacoboptions ISP_DEFAULT_ROLES=0 1658d61e6649SAlexander Langer 1659d61e6649SAlexander Langer# Options used in dev/sym/ (Symbios SCSI driver). 1660d61e6649SAlexander Langer#options SYM_SETUP_LP_PROBE_MAP #-Low Priority Probe Map (bits) 1661d61e6649SAlexander Langer # Allows the ncr to take precedence 1662d61e6649SAlexander Langer # 1 (1<<0) -> 810a, 860 1663d61e6649SAlexander Langer # 2 (1<<1) -> 825a, 875, 885, 895 1664d61e6649SAlexander Langer # 4 (1<<2) -> 895a, 896, 1510d 1665d61e6649SAlexander Langer#options SYM_SETUP_SCSI_DIFF #-HVD support for 825a, 875, 885 1666d61e6649SAlexander Langer # disabled:0 (default), enabled:1 1667d61e6649SAlexander Langer#options SYM_SETUP_PCI_PARITY #-PCI parity checking 1668d61e6649SAlexander Langer # disabled:0, enabled:1 (default) 1669d61e6649SAlexander Langer#options SYM_SETUP_MAX_LUN #-Number of LUNs supported 1670d61e6649SAlexander Langer # default:8, range:[1..64] 16716a8d6623SGarrett Wollman 16726e818956SDavid E. O'Brien# The 'dpt' driver provides support for old DPT controllers (http://www.dpt.com/). 16736e818956SDavid E. O'Brien# These have hardware RAID-{0,1,5} support, and do multi-initiator I/O. 16746e818956SDavid E. O'Brien# The DPT controllers are commonly re-licensed under other brand-names - 16756e818956SDavid E. O'Brien# some controllers by Olivetti, Dec, HP, AT&T, SNI, AST, Alphatronic, NEC and 16766e818956SDavid E. O'Brien# Compaq are actually DPT controllers. 16776e818956SDavid E. O'Brien# 16786e818956SDavid E. O'Brien# See src/sys/dev/dpt for debugging and other subtle options. 16796e818956SDavid E. O'Brien# DPT_MEASURE_PERFORMANCE Enables a set of (semi)invasive metrics. Various 16806e818956SDavid E. O'Brien# instruments are enabled. The tools in 16816e818956SDavid E. O'Brien# /usr/sbin/dpt_* assume these to be enabled. 16826e818956SDavid E. O'Brien# DPT_DEBUG_xxxx These are controllable from sys/dev/dpt/dpt.h 16836e818956SDavid E. O'Brien# DPT_RESET_HBA Make "reset" actually reset the controller 16846e818956SDavid E. O'Brien# instead of fudging it. Only enable this if you 16856e818956SDavid E. O'Brien# are 100% certain you need it. 16866e818956SDavid E. O'Brien 16876e818956SDavid E. O'Briendevice dpt 16886e818956SDavid E. O'Brien 16896e818956SDavid E. O'Brien# DPT options 16906e818956SDavid E. O'Brien#!CAM# options DPT_MEASURE_PERFORMANCE 16916e818956SDavid E. O'Brienoptions DPT_RESET_HBA 16926e818956SDavid E. O'Brien 16936e818956SDavid E. O'Brien# 16946e818956SDavid E. O'Brien# Compaq "CISS" RAID controllers (SmartRAID 5* series) 16956e818956SDavid E. O'Brien# These controllers have a SCSI-like interface, and require the 16966e818956SDavid E. O'Brien# CAM infrastructure. 16976e818956SDavid E. O'Brien# 16986e818956SDavid E. O'Briendevice ciss 16996e818956SDavid E. O'Brien 17006e818956SDavid E. O'Brien# 17016e818956SDavid E. O'Brien# Intel Integrated RAID controllers. 17026e818956SDavid E. O'Brien# This driver was developed and is maintained by Intel. Contacts 17036e818956SDavid E. O'Brien# at Intel for this driver are 17046e818956SDavid E. O'Brien# "Kannanthanam, Boji T" <boji.t.kannanthanam@intel.com> and 17056e818956SDavid E. O'Brien# "Leubner, Achim" <achim.leubner@intel.com>. 17066e818956SDavid E. O'Brien# 17076e818956SDavid E. O'Briendevice iir 17086e818956SDavid E. O'Brien 17096e818956SDavid E. O'Brien# 17106e818956SDavid E. O'Brien# Mylex AcceleRAID and eXtremeRAID controllers with v6 and later 17116e818956SDavid E. O'Brien# firmware. These controllers have a SCSI-like interface, and require 17126e818956SDavid E. O'Brien# the CAM infrastructure. 17136e818956SDavid E. O'Brien# 17146e818956SDavid E. O'Briendevice mly 17156e818956SDavid E. O'Brien 17166e818956SDavid E. O'Brien# 17176e818956SDavid E. O'Brien# Compaq Smart RAID, Mylex DAC960 and AMI MegaRAID controllers. Only 17186e818956SDavid E. O'Brien# one entry is needed; the code will find and configure all supported 17196e818956SDavid E. O'Brien# controllers. 17206e818956SDavid E. O'Brien# 17216e818956SDavid E. O'Briendevice ida # Compaq Smart RAID 17226e818956SDavid E. O'Briendevice mlx # Mylex DAC960 17236e818956SDavid E. O'Briendevice amr # AMI MegaRAID 172464c71632SScott Longdevice amrp # SCSI Passthrough interface (optional, CAM req.) 17257f631a41SScott Longdevice mfi # LSI MegaRAID SAS 1726f366931cSScott Longdevice mfip # LSI MegaRAID SAS passthrough, requires CAM 17276b31d3f7SScott Longoptions MFI_DEBUG 1728a58b4afaSMark Johnstondevice mrsas # LSI/Avago MegaRAID SAS/SATA, 6Gb/s and 12Gb/s 17296e818956SDavid E. O'Brien 17306e818956SDavid E. O'Brien# 17316e818956SDavid E. O'Brien# 3ware ATA RAID 17326e818956SDavid E. O'Brien# 17336e818956SDavid E. O'Briendevice twe # 3ware ATA RAID 17346e818956SDavid E. O'Brien 173590d3341eSPeter Wemm# 1736e19ef875SAlexander Motin# Serial ATA host controllers: 1737e19ef875SAlexander Motin# 1738e19ef875SAlexander Motin# ahci: Advanced Host Controller Interface (AHCI) compatible 1739dd48af36SAlexander Motin# mvs: Marvell 88SX50XX/88SX60XX/88SX70XX/SoC controllers 1740e19ef875SAlexander Motin# siis: SiliconImage SiI3124/SiI3132/SiI3531 controllers 17411a00526bSAlexander Motin# 17421a00526bSAlexander Motin# These drivers are part of cam(4) subsystem. They supersede less featured 17431a00526bSAlexander Motin# ata(4) subsystem drivers, supporting same hardware. 1744e19ef875SAlexander Motin 1745e19ef875SAlexander Motindevice ahci 1746dd48af36SAlexander Motindevice mvs 1747e19ef875SAlexander Motindevice siis 1748e19ef875SAlexander Motin 1749e19ef875SAlexander Motin# 175045f6d665SAlexander Motin# The 'ATA' driver supports all legacy ATA/ATAPI controllers, including 175145f6d665SAlexander Motin# PC Card devices. You only need one "device ata" for it to find all 17526d04301dSAlexander Langer# PCI and PC Card ATA/ATAPI devices on modern machines. 1753c4bda3c6SAlexander Motin# Alternatively, individual bus and chipset drivers may be chosen by using 1754c4bda3c6SAlexander Motin# the 'atacore' driver then selecting the drivers on a per vendor basis. 1755c4bda3c6SAlexander Motin# For example to build a system which only supports a VIA chipset, 1756c4bda3c6SAlexander Motin# omit 'ata' and include the 'atacore', 'atapci' and 'atavia' drivers. 1757c9953c3bSPeter Wemmdevice ata 1758c4bda3c6SAlexander Motin 1759c4bda3c6SAlexander Motin# Modular ATA 1760c4bda3c6SAlexander Motin#device atacore # Core ATA functionality 1761c4bda3c6SAlexander Motin#device atacard # CARDBUS support 1762c4bda3c6SAlexander Motin#device ataisa # ISA bus support 1763c4bda3c6SAlexander Motin#device atapci # PCI bus support; only generic chipset support 1764c4bda3c6SAlexander Motin 1765c4bda3c6SAlexander Motin# PCI ATA chipsets 1766c4bda3c6SAlexander Motin#device ataacard # ACARD 1767c4bda3c6SAlexander Motin#device ataacerlabs # Acer Labs Inc. (ALI) 1768c4bda3c6SAlexander Motin#device ataamd # American Micro Devices (AMD) 1769c4bda3c6SAlexander Motin#device ataati # ATI 1770c4bda3c6SAlexander Motin#device atacenatek # Cenatek 1771c4bda3c6SAlexander Motin#device atacypress # Cypress 1772c4bda3c6SAlexander Motin#device atacyrix # Cyrix 1773c4bda3c6SAlexander Motin#device atahighpoint # HighPoint 1774c4bda3c6SAlexander Motin#device ataintel # Intel 1775c4bda3c6SAlexander Motin#device ataite # Integrated Technology Inc. (ITE) 1776c4bda3c6SAlexander Motin#device atajmicron # JMicron 1777c4bda3c6SAlexander Motin#device atamarvell # Marvell 1778c4bda3c6SAlexander Motin#device atamicron # Micron 1779c4bda3c6SAlexander Motin#device atanational # National 1780c4bda3c6SAlexander Motin#device atanetcell # NetCell 1781c4bda3c6SAlexander Motin#device atanvidia # nVidia 1782c4bda3c6SAlexander Motin#device atapromise # Promise 1783c4bda3c6SAlexander Motin#device ataserverworks # ServerWorks 1784c4bda3c6SAlexander Motin#device atasiliconimage # Silicon Image Inc. (SiI) (formerly CMD) 1785c4bda3c6SAlexander Motin#device atasis # Silicon Integrated Systems Corp.(SiS) 1786c4bda3c6SAlexander Motin#device atavia # VIA Technologies Inc. 1787c4bda3c6SAlexander Motin 17888b89ef0aSSøren Schmidt# 17896d04301dSAlexander Langer# For older non-PCI, non-PnPBIOS systems, these are the hints lines to add: 17906d04301dSAlexander Langerhint.ata.0.at="isa" 17916d04301dSAlexander Langerhint.ata.0.port="0x1f0" 17926d04301dSAlexander Langerhint.ata.0.irq="14" 17936d04301dSAlexander Langerhint.ata.1.at="isa" 17946d04301dSAlexander Langerhint.ata.1.port="0x170" 17956d04301dSAlexander Langerhint.ata.1.irq="15" 17966d04301dSAlexander Langer 17976d04301dSAlexander Langer# 1798000da71aSSøren Schmidt# The following options are valid on the ATA driver: 1799000da71aSSøren Schmidt# 18006fb5300bSAlexander Motin# ATA_REQUEST_TIMEOUT: the number of seconds to wait for an ATA request 18016fb5300bSAlexander Motin# before timing out. 180274d8e840SSøren Schmidt 18036fb5300bSAlexander Motin#options ATA_REQUEST_TIMEOUT=10 180474d8e840SSøren Schmidt 18058b89ef0aSSøren Schmidt# 18066d04301dSAlexander Langer# Standard floppy disk controllers and floppy tapes, supports 18076d04301dSAlexander Langer# the Y-E DATA External FDD (PC Card) 18086a8d6623SGarrett Wollman# 1809f71c01ccSPeter Wemmdevice fdc 1810f71c01ccSPeter Wemmhint.fdc.0.at="isa" 1811f71c01ccSPeter Wemmhint.fdc.0.port="0x3F0" 1812f71c01ccSPeter Wemmhint.fdc.0.irq="6" 1813f71c01ccSPeter Wemmhint.fdc.0.drq="2" 181485827d9cSJoerg Wunsch# 1815fc5bae39SSevan Janiyan# FDC_DEBUG enables floppy debugging. Since the debug output is huge, you 1816fc5bae39SSevan Janiyan# gotta turn it actually on by setting the variable fd_debug with DDB, 1817fc5bae39SSevan Janiyan# however. 1818fc5bae39SSevan Janiyanoptions FDC_DEBUG 1819fc5bae39SSevan Janiyan# 1820f71c01ccSPeter Wemm# Activate this line if you happen to have an Insight floppy tape. 1821f71c01ccSPeter Wemm# Probing them proved to be dangerous for people with floppy disks only, 1822f71c01ccSPeter Wemm# so it's "hidden" behind a flag: 1823f71c01ccSPeter Wemm#hint.fdc.0.flags="1" 182485827d9cSJoerg Wunsch 1825f71c01ccSPeter Wemm# Specify floppy devices 1826f71c01ccSPeter Wemmhint.fd.0.at="fdc0" 1827f71c01ccSPeter Wemmhint.fd.0.drive="0" 1828f71c01ccSPeter Wemmhint.fd.1.at="fdc0" 1829f71c01ccSPeter Wemmhint.fd.1.drive="1" 183085827d9cSJoerg Wunsch 18316a8d6623SGarrett Wollman# 1832501ef98fSMarcel Moolenaar# uart: newbusified driver for serial interfaces. It consolidates the sio(4), 1833501ef98fSMarcel Moolenaar# sab(4) and zs(4) drivers. 1834c8956b36SMarcel Moolenaar# 1835501ef98fSMarcel Moolenaardevice uart 1836501ef98fSMarcel Moolenaar 18378194412bSMarcel Moolenaar# Options for uart(4) 18388194412bSMarcel Moolenaaroptions UART_PPS_ON_CTS # Do time pulse capturing using CTS 18398194412bSMarcel Moolenaar # instead of DCD. 18401662b008SIan Leporeoptions UART_POLL_FREQ # Set polling rate, used when hw has 18411662b008SIan Lepore # no interrupt support (50 Hz default). 18428194412bSMarcel Moolenaar 1843501ef98fSMarcel Moolenaar# The following hint should only be used for pure ISA devices. It is not 1844501ef98fSMarcel Moolenaar# needed otherwise. Use of hints is strongly discouraged. 1845501ef98fSMarcel Moolenaarhint.uart.0.at="isa" 1846501ef98fSMarcel Moolenaar 1847c8956b36SMarcel Moolenaar# The following 3 hints are used when the UART is a system device (i.e., a 1848c8956b36SMarcel Moolenaar# console or debug port), but only on platforms that don't have any other 1849c8956b36SMarcel Moolenaar# means to pass the information to the kernel. The unit number of the hint 1850c8956b36SMarcel Moolenaar# is only used to bundle the hints together. There is no relation to the 1851c8956b36SMarcel Moolenaar# unit number of the probed UART. 1852501ef98fSMarcel Moolenaarhint.uart.0.port="0x3f8" 1853501ef98fSMarcel Moolenaarhint.uart.0.flags="0x10" 1854501ef98fSMarcel Moolenaarhint.uart.0.baud="115200" 1855501ef98fSMarcel Moolenaar 1856501ef98fSMarcel Moolenaar# `flags' for serial drivers that support consoles like sio(4) and uart(4): 1857c8956b36SMarcel Moolenaar# 0x10 enable console support for this unit. Other console flags 1858c8956b36SMarcel Moolenaar# (if applicable) are ignored unless this is set. Enabling 1859c8956b36SMarcel Moolenaar# console support does not make the unit the preferred console. 1860c8956b36SMarcel Moolenaar# Boot with -h or set boot_serial=YES in the loader. For sio(4) 1861c8956b36SMarcel Moolenaar# specifically, the 0x20 flag can also be set (see above). 1862c8956b36SMarcel Moolenaar# Currently, at most one unit can have console support; the 1863c8956b36SMarcel Moolenaar# first one (in config file order) with this flag set is 1864d51e8487SJosh Paetzel# preferred. Setting this flag for sio0 gives the old behavior. 1865c8956b36SMarcel Moolenaar# 0x80 use this port for serial line gdb support in ddb. Also known 1866c8956b36SMarcel Moolenaar# as debug port. 18679546766aSBruce Evans# 18689546766aSBruce Evans 1869501ef98fSMarcel Moolenaar# Options for serial drivers that support consoles: 187091ed2fecSJohn-Mark Gurneyoptions BREAK_TO_DEBUGGER # A BREAK/DBG on the console goes to 1871c8956b36SMarcel Moolenaar # ddb, if available. 18726a8d6623SGarrett Wollman 187326b6ea69SPaul Saab# Solaris implements a new BREAK which is initiated by a character 187426b6ea69SPaul Saab# sequence CR ~ ^b which is similar to a familiar pattern used on 18759c0ef6d5SOliver Fromme# Sun servers by the Remote Console. There are FreeBSD extensions: 1876c7b3d8e2SMaxim Konovalov# CR ~ ^p requests force panic and CR ~ ^r requests a clean reboot. 187726b6ea69SPaul Saaboptions ALT_BREAK_TO_DEBUGGER 187826b6ea69SPaul Saab 1879af2e25a6SMarcel Moolenaar# Serial Communications Controller 1880af2e25a6SMarcel Moolenaar# Supports the Siemens SAB 82532 and Zilog Z8530 multi-channel 1881af2e25a6SMarcel Moolenaar# communications controllers. 1882af2e25a6SMarcel Moolenaardevice scc 1883af2e25a6SMarcel Moolenaar 18849c564b6cSJohn Hay# PCI Universal Communications driver 188564220a7eSMarcel Moolenaar# Supports various multi port PCI I/O cards. 18869c564b6cSJohn Haydevice puc 18879c564b6cSJohn Hay 18886a8d6623SGarrett Wollman# 1889d61e6649SAlexander Langer# Network interfaces: 18906a8d6623SGarrett Wollman# 1891dfd77572SJohn Baldwin# MII bus support is required for many PCI Ethernet NICs, 1892d61e6649SAlexander Langer# namely those which use MII-compliant transceivers or implement 18933c7c6c12SMike Pritchard# transceiver control interfaces that operate like an MII. Adding 18948c1093fcSMarius Strobl# "device miibus" to the kernel config pulls in support for the generic 18958c1093fcSMarius Strobl# miibus API, the common support for for bit-bang'ing the MII and all 18968c1093fcSMarius Strobl# of the PHY drivers, including a generic one for PHYs that aren't 18978c1093fcSMarius Strobl# specifically handled by an individual driver. Support for specific 18988c1093fcSMarius Strobl# PHYs may be built by adding "device mii", "device mii_bitbang" if 18998c1093fcSMarius Strobl# needed by the NIC driver and then adding the appropriate PHY driver. 1900dfd77572SJohn Baldwindevice mii # Minimal MII support 19018c1093fcSMarius Strobldevice mii_bitbang # Common module for bit-bang'ing the MII 19028c1093fcSMarius Strobldevice miibus # MII support w/ bit-bang'ing and all PHYs 1903dfd77572SJohn Baldwin 1904dfd77572SJohn Baldwindevice acphy # Altima Communications AC101 1905dfd77572SJohn Baldwindevice amphy # AMD AM79c873 / Davicom DM910{1,2} 1906dfd77572SJohn Baldwindevice atphy # Attansic/Atheros F1 1907dfd77572SJohn Baldwindevice axphy # Asix Semiconductor AX88x9x 1908dfd77572SJohn Baldwindevice bmtphy # Broadcom BCM5201/BCM5202 and 3Com 3c905C 1909d933e97fSStephen Hurddevice bnxt # Broadcom NetXtreme-C/NetXtreme-E 1910dfd77572SJohn Baldwindevice brgphy # Broadcom BCM54xx/57xx 1000baseTX 1911dfd77572SJohn Baldwindevice ciphy # Cicada/Vitesse CS/VSC8xxx 1912dfd77572SJohn Baldwindevice e1000phy # Marvell 88E1000 1000/100/10-BT 1913dfd77572SJohn Baldwindevice gentbi # Generic 10-bit 1000BASE-{LX,SX} fiber ifaces 1914dfd77572SJohn Baldwindevice icsphy # ICS ICS1889-1893 1915dfd77572SJohn Baldwindevice ip1000phy # IC Plus IP1000A/IP1001 1916dfd77572SJohn Baldwindevice jmphy # JMicron JMP211/JMP202 1917dfd77572SJohn Baldwindevice lxtphy # Level One LXT-970 1918dfd77572SJohn Baldwindevice mlphy # Micro Linear 6692 1919dfd77572SJohn Baldwindevice nsgphy # NatSemi DP8361/DP83865/DP83891 1920dfd77572SJohn Baldwindevice nsphy # NatSemi DP83840A 1921dfd77572SJohn Baldwindevice nsphyter # NatSemi DP83843/DP83815 1922dfd77572SJohn Baldwindevice pnaphy # HomePNA 1923dfd77572SJohn Baldwindevice qsphy # Quality Semiconductor QS6612 1924e6713fe5SPyun YongHyeondevice rdcphy # RDC Semiconductor R6040 1925dfd77572SJohn Baldwindevice rgephy # RealTek 8169S/8110S/8211B/8211C 1926dfd77572SJohn Baldwindevice rlphy # RealTek 8139 1927dfd77572SJohn Baldwindevice rlswitch # RealTek 8305 1928dfd77572SJohn Baldwindevice smcphy # SMSC LAN91C111 1929dfd77572SJohn Baldwindevice tdkphy # TDK 89Q2120 1930dfd77572SJohn Baldwindevice tlphy # Texas Instruments ThunderLAN 1931dfd77572SJohn Baldwindevice truephy # LSI TruePHY 1932dfd77572SJohn Baldwindevice xmphy # XaQti XMAC II 1933d61e6649SAlexander Langer 19347f5092f3SJohn Baldwin# an: Aironet 4500/4800 802.11 wireless adapters. Supports the PCMCIA, 19357f5092f3SJohn Baldwin# PCI and ISA varieties. 1936ba26d470SStanislav Sedov# ae: Support for gigabit ethernet adapters based on the Attansic/Atheros 1937ba26d470SStanislav Sedov# L2 PCI-Express FastEthernet controllers. 1938cfef026aSPyun YongHyeon# age: Support for gigabit ethernet adapters based on the Attansic/Atheros 1939cfef026aSPyun YongHyeon# L1 PCI express gigabit ethernet controllers. 1940d68875ebSPyun YongHyeon# alc: Support for Atheros AR8131/AR8132 PCIe ethernet controllers. 19413c6e15bcSPyun YongHyeon# ale: Support for Atheros AR8121/AR8113/AR8114 PCIe ethernet controllers. 1942390cee87SJohn Baldwin# ath: Atheros a/b/g WiFi adapters (requires ath_hal and wlan) 1943343ed0a8SJohn Baldwin# bce: Broadcom NetXtreme II (BCM5706/BCM5708) PCI/PCIe Gigabit Ethernet 1944343ed0a8SJohn Baldwin# adapters. 1945343ed0a8SJohn Baldwin# bfe: Broadcom BCM4401 Ethernet adapter. 194695d67482SBill Paul# bge: Support for gigabit ethernet adapters based on the Broadcom 1947586d7c2eSJohn Polstra# BCM570x family of controllers, including the 3Com 3c996-T, 1948586d7c2eSJohn Polstra# the Netgear GA302T, the SysKonnect SK-9D21 and SK-9D41, and 1949586d7c2eSJohn Polstra# the embedded gigE NICs on Dell PowerEdge 2550 servers. 1950d933e97fSStephen Hurd# bnxt: Broadcom NetXtreme-C and NetXtreme-E PCIe 10/25/50G Ethernet adapters. 19514e400768SDavid Christensen# bxe: Broadcom NetXtreme II (BCM5771X/BCM578XX) PCIe 10Gb Ethernet 1952dd46ab31SDavid Christensen# adapters. 19533132ad0dSWarner Losh# bwi: Broadcom BCM430* and BCM431* family of wireless adapters. 1954eb5ef23cSWeongyo Jeong# bwn: Broadcom BCM43xx family of wireless adapters. 1955119051cbSMarius Strobl# cas: Sun Cassini/Cassini+ and National Semiconductor DP83065 Saturn 19567f5092f3SJohn Baldwin# cm: Arcnet SMC COM90c26 / SMC COM90c56 19577f5092f3SJohn Baldwin# (and SMC COM90c66 in '56 compatibility mode) adapters. 1958ca7fe84aSNavdeep Parhar# cxgb: Chelsio T3 based 1GbE/10GbE PCIe Ethernet adapters. 1959a74031a5SJohn Baldwin# cxgbe:Chelsio T4, T5, and T6-based 1/10/25/40/100GbE PCIe Ethernet 196024957938SJohn Baldwin# adapters. 196124957938SJohn Baldwin# cxgbev: Chelsio T4, T5, and T6-based PCIe Virtual Functions. 1962d61e6649SAlexander Langer# dc: Support for PCI fast ethernet adapters based on the DEC/Intel 21143 1963d61e6649SAlexander Langer# and various workalikes including: 1964d61e6649SAlexander Langer# the ADMtek AL981 Comet and AN985 Centaur, the ASIX Electronics 1965d61e6649SAlexander Langer# AX88140A and AX88141, the Davicom DM9100 and DM9102, the Lite-On 1966d61e6649SAlexander Langer# 82c168 and 82c169 PNIC, the Lite-On/Macronix LC82C115 PNIC II 1967d61e6649SAlexander Langer# and the Macronix 98713/98713A/98715/98715A/98725 PMAC. This driver 1968d61e6649SAlexander Langer# replaces the old al, ax, dm, pn and mx drivers. List of brands: 1969d61e6649SAlexander Langer# Digital DE500-BA, Kingston KNE100TX, D-Link DFE-570TX, SOHOware SFA110, 1970d61e6649SAlexander Langer# SVEC PN102-TX, CNet Pro110B, 120A, and 120B, Compex RL100-TX, 1971d61e6649SAlexander Langer# LinkSys LNE100TX, LNE100TX V2.0, Jaton XpressNet, Alfa Inc GFC2204, 1972d61e6649SAlexander Langer# KNE110TX. 1973d61e6649SAlexander Langer# de: Digital Equipment DC21040 1974a59716d2SPrafulla Deuskar# em: Intel Pro/1000 Gigabit Ethernet 82542, 82543, 82544 based adapters. 19757f5092f3SJohn Baldwin# ep: 3Com 3C509, 3C529, 3C556, 3C562D, 3C563D, 3C572, 3C574X, 3C579, 3C589 19767f5092f3SJohn Baldwin# and PC Card devices using these chipsets. 19777f5092f3SJohn Baldwin# ex: Intel EtherExpress Pro/10 and other i82595-based adapters, 19787f5092f3SJohn Baldwin# Olicom Ethernet PC Card devices. 19797f5092f3SJohn Baldwin# fe: Fujitsu MB86960A/MB86965A Ethernet 1980d61e6649SAlexander Langer# fpa: Support for the Digital DEFPA PCI FDDI. `device fddi' is also needed. 1981d61e6649SAlexander Langer# fxp: Intel EtherExpress Pro/100B 1982cf87044eSMatt Jacob# (hint of prefer_iomap can be done to prefer I/O instead of Mem mapping) 19831ed3fed7SMarius Strobl# gem: Apple GMAC/Sun ERI/Sun GEM 198452c07e1cSMarius Strobl# hme: Sun HME (Happy Meal Ethernet) 198575a1bf5fSPyun YongHyeon# jme: JMicron JMC260 Fast Ethernet/JMC250 Gigabit Ethernet based adapters. 198644ac0964SMarius Strobl# le: AMD Am7900 LANCE and Am79C9xx PCnet 1987c678bc4fSBill Paul# lge: Support for PCI gigabit ethernet adapters based on the Level 1 1988c678bc4fSBill Paul# LXT1001 NetCellerator chipset. This includes the D-Link DGE-500SX, 1989c678bc4fSBill Paul# SMC TigerCard 1000 (SMC9462SX), and some Addtron cards. 1990d1f25d5dSBernhard Schmidt# malo: Marvell Libertas wireless NICs. 1991d1f25d5dSBernhard Schmidt# mwl: Marvell 88W8363 802.11n wireless NICs. 1992778eefa4SJohn Baldwin# Requires the mwl firmware module 1993778eefa4SJohn Baldwin# mwlfw: Marvell 88W8363 firmware 1994c9d21ce9SPyun YongHyeon# msk: Support for gigabit ethernet adapters based on the Marvell/SysKonnect 1995c9d21ce9SPyun YongHyeon# Yukon II Gigabit controllers, including 88E8021, 88E8022, 88E8061, 1996c9d21ce9SPyun YongHyeon# 88E8062, 88E8035, 88E8036, 88E8038, 88E8050, 88E8052, 88E8053, 1997c9d21ce9SPyun YongHyeon# 88E8055, 88E8056 and D-Link 560T/550SX. 19982bc6081cSScott Long# lmc: Support for the LMC/SBE wide-area network interface cards. 199922f2c49aSHans Petter Selasky# mlx5: Mellanox ConnectX-4 and ConnectX-4 LX IB and Eth shared code module. 200022f2c49aSHans Petter Selasky# mlx5en:Mellanox ConnectX-4 and ConnectX-4 LX PCIe Ethernet adapters. 2001d3d67116SMaxim Sobolev# my: Myson Fast Ethernet (MTD80X, MTD89X) 2002ce4946daSBill Paul# nge: Support for PCI gigabit ethernet adapters based on the National 2003ce4946daSBill Paul# Semiconductor DP83820 and DP83821 chipset. This includes the 2004ce4946daSBill Paul# SMC EZ Card 1000 (SMC9462TX), D-Link DGE-500T, Asante FriendlyNet 2005cc2824b8SBjoern A. Zeeb# GigaNIX 1000TA and 1000TPC, the Addtron AEG320T, the Surecom 2006cc2824b8SBjoern A. Zeeb# EP-320G-TX and the Netgear GA622T. 20072f345d8eSLuigi Rizzo# oce: Emulex 10 Gbit adapters (OneConnect Ethernet) 200841f7d2d5SBill Paul# pcn: Support for PCI fast ethernet adapters based on the AMD Am79c97x 20090fd7564eSMarius Strobl# PCnet-FAST, PCnet-FAST+, PCnet-FAST III, PCnet-PRO and PCnet-Home 20100fd7564eSMarius Strobl# chipsets. These can also be handled by the le(4) driver if the 20110fd7564eSMarius Strobl# pcn(4) driver is left out of the kernel. The le(4) driver does not 20120fd7564eSMarius Strobl# support the additional features like the MII bus and burst mode of 20130fd7564eSMarius Strobl# the PCnet-FAST and greater chipsets though. 2014390cee87SJohn Baldwin# ral: Ralink Technology IEEE 802.11 wireless adapter 20150587cad8SPyun YongHyeon# re: RealTek 8139C+/8169/816xS/811xS/8101E PCI/PCIe Ethernet adapter 2016d61e6649SAlexander Langer# rl: Support for PCI fast ethernet adapters based on the RealTek 8129/8139 2017d61e6649SAlexander Langer# chipset. Note that the RealTek driver defaults to using programmed 2018d61e6649SAlexander Langer# I/O to do register accesses because memory mapped mode seems to cause 2019d61e6649SAlexander Langer# severe lockups on SMP hardware. This driver also supports the 2020d61e6649SAlexander Langer# Accton EN1207D `Cheetah' adapter, which uses a chip called 2021d61e6649SAlexander Langer# the MPX 5030/5038, which is either a RealTek in disguise or a 2022d61e6649SAlexander Langer# RealTek workalike. Note that the D-Link DFE-530TX+ uses the RealTek 2023d61e6649SAlexander Langer# chipset and is supported by this driver, not the 'vr' driver. 2024b38b13d8SKevin Lo# rtwn: RealTek wireless adapters. 2025b38b13d8SKevin Lo# rtwnfw: RealTek wireless firmware. 2026d61e6649SAlexander Langer# sf: Support for Adaptec Duralink PCI fast ethernet adapters based on the 2027d61e6649SAlexander Langer# Adaptec AIC-6915 "starfire" controller. 2028d61e6649SAlexander Langer# This includes dual and quad port cards, as well as one 100baseFX card. 2029d61e6649SAlexander Langer# Most of these are 64-bit PCI devices, except for one single port 2030d61e6649SAlexander Langer# card which is 32-bit. 2031d193ed0bSPyun YongHyeon# sge: Silicon Integrated Systems SiS190/191 Fast/Gigabit Ethernet adapter 2032b2ca5572SAlexander Langer# sis: Support for NICs based on the Silicon Integrated Systems SiS 900, 2033b2ca5572SAlexander Langer# SiS 7016 and NS DP83815 PCI fast ethernet controller chips. 2034d61e6649SAlexander Langer# sk: Support for the SysKonnect SK-984x series PCI gigabit ethernet NICs. 2035d61e6649SAlexander Langer# This includes the SK-9841 and SK-9842 single port cards (single mode 2036d61e6649SAlexander Langer# and multimode fiber) and the SK-9843 and SK-9844 dual port cards 2037d61e6649SAlexander Langer# (also single mode and multimode). 2038d61e6649SAlexander Langer# The driver will autodetect the number of ports on the card and 2039d61e6649SAlexander Langer# attach each one as a separate network interface. 20407f5092f3SJohn Baldwin# sn: Support for ISA and PC Card Ethernet devices using the 20417f5092f3SJohn Baldwin# SMC91C90/92/94/95 chips. 2042d61e6649SAlexander Langer# ste: Sundance Technologies ST201 PCI fast ethernet controller, includes 2043d61e6649SAlexander Langer# the D-Link DFE-550TX. 2044d497bdf1SPyun YongHyeon# stge: Support for gigabit ethernet adapters based on the Sundance/Tamarack 2045d497bdf1SPyun YongHyeon# TC9021 family of controllers, including the Sundance ST2021/ST2023, 2046d497bdf1SPyun YongHyeon# the Sundance/Tamarack TC9021, the D-Link DL-4000 and ASUS NX1101. 2047d61e6649SAlexander Langer# ti: Support for PCI gigabit ethernet NICs based on the Alteon Networks 2048d61e6649SAlexander Langer# Tigon 1 and Tigon 2 chipsets. This includes the Alteon AceNIC, the 2049c86eb67fSDmitry Morozovsky# 3Com 3c985, the Netgear GA620 and various others. Note that you will 2050c86eb67fSDmitry Morozovsky# probably want to bump up kern.ipc.nmbclusters a lot to use this driver. 2051d61e6649SAlexander Langer# tl: Support for the Texas Instruments TNETE100 series 'ThunderLAN' 2052d61e6649SAlexander Langer# cards and integrated ethernet controllers. This includes several 2053d61e6649SAlexander Langer# Compaq Netelligent 10/100 cards and the built-in ethernet controllers 2054d61e6649SAlexander Langer# in several Compaq Prosignia, Proliant and Deskpro systems. It also 2055d61e6649SAlexander Langer# supports several Olicom 10Mbps and 10/100 boards. 20563c7c6c12SMike Pritchard# tx: SMC 9432 TX, BTX and FTX cards. (SMC EtherPower II series) 2057362c5c1eSBill Paul# txp: Support for 3Com 3cR990 cards with the "Typhoon" chipset 2058d61e6649SAlexander Langer# vr: Support for various fast ethernet adapters based on the VIA 2059d61e6649SAlexander Langer# Technologies VT3043 `Rhine I' and VT86C100A `Rhine II' chips, 2060e83bcc01SGavin Atkinson# including the D-Link DFE520TX and D-Link DFE530TX (see 'rl' for 2061e83bcc01SGavin Atkinson# DFE530TX+), the Hawking Technologies PN102TX, and the AOpen/Acer ALN-320. 20622608aefcSPyun YongHyeon# vte: DM&P Vortex86 RDC R6040 Fast Ethernet 2063d61e6649SAlexander Langer# vx: 3Com 3C590 and 3C595 2064d61e6649SAlexander Langer# wb: Support for fast ethernet adapters based on the Winbond W89C840F chip. 2065d61e6649SAlexander Langer# Note: this is not the same as the Winbond W89C940F, which is a 2066d61e6649SAlexander Langer# NE2000 clone. 20677f5092f3SJohn Baldwin# wi: Lucent WaveLAN/IEEE 802.11 PCMCIA adapters. Note: this supports both 20687f5092f3SJohn Baldwin# the PCMCIA and ISA cards: the ISA card is really a PCMCIA to ISA 20697f5092f3SJohn Baldwin# bridge with a PCMCIA adapter plugged into it. 20707f5092f3SJohn Baldwin# xe: Xircom/Intel EtherExpress Pro100/16 PC Card ethernet controller, 20717f5092f3SJohn Baldwin# Accton Fast EtherCard-16, Compaq Netelligent 10/100 PC Card, 20727f5092f3SJohn Baldwin# Toshiba 10/100 Ethernet PC Card, Xircom 16-bit Ethernet + Modem 56 2073d61e6649SAlexander Langer# xl: Support for the 3Com 3c900, 3c905, 3c905B and 3c905C (Fast) 2074d61e6649SAlexander Langer# Etherlink XL cards and integrated controllers. This includes the 2075d61e6649SAlexander Langer# integrated 3c905B-TX chips in certain Dell Optiplex and Dell 2076d61e6649SAlexander Langer# Precision desktop machines and the integrated 3c905-TX chips 2077d61e6649SAlexander Langer# in Dell Latitude laptop docking stations. 2078d61e6649SAlexander Langer# Also supported: 3Com 3c980(C)-TX, 3Com 3cSOHO100-TX, 3Com 3c450-TX 2079d61e6649SAlexander Langer 208086d99b68SWarner Losh# Order for ISA devices is important here 20817f5092f3SJohn Baldwin 20827f5092f3SJohn Baldwindevice cm 20837f5092f3SJohn Baldwinhint.cm.0.at="isa" 20847f5092f3SJohn Baldwinhint.cm.0.port="0x2e0" 20857f5092f3SJohn Baldwinhint.cm.0.irq="9" 20867f5092f3SJohn Baldwinhint.cm.0.maddr="0xdc000" 20877f5092f3SJohn Baldwindevice ep 20887f5092f3SJohn Baldwindevice ex 2089c06a3350SPeter Wemmdevice fe 20907f5092f3SJohn Baldwinhint.fe.0.at="isa" 20917f5092f3SJohn Baldwinhint.fe.0.port="0x300" 20927f5092f3SJohn Baldwindevice sn 20937f5092f3SJohn Baldwinhint.sn.0.at="isa" 20947f5092f3SJohn Baldwinhint.sn.0.port="0x300" 20957f5092f3SJohn Baldwinhint.sn.0.irq="10" 20967f5092f3SJohn Baldwindevice an 20977f5092f3SJohn Baldwindevice wi 20987f5092f3SJohn Baldwindevice xe 20997f5092f3SJohn Baldwin 2100d61e6649SAlexander Langer# PCI Ethernet NICs that use the common MII bus controller code. 2101ba26d470SStanislav Sedovdevice ae # Attansic/Atheros L2 FastEthernet 2102cfef026aSPyun YongHyeondevice age # Attansic/Atheros L1 Gigabit Ethernet 2103d68875ebSPyun YongHyeondevice alc # Atheros AR8131/AR8132 Ethernet 21043c6e15bcSPyun YongHyeondevice ale # Atheros AR8121/AR8113/AR8114 Ethernet 2105343ed0a8SJohn Baldwindevice bce # Broadcom BCM5706/BCM5708 Gigabit Ethernet 2106343ed0a8SJohn Baldwindevice bfe # Broadcom BCM440x 10/100 Ethernet 2107343ed0a8SJohn Baldwindevice bge # Broadcom BCM570xx Gigabit Ethernet 2108119051cbSMarius Strobldevice cas # Sun Cassini/Cassini+ and NS DP83065 Saturn 2109d61e6649SAlexander Langerdevice dc # DEC/Intel 21143 and various workalikes 21104d52a575SXin LIdevice et # Agere ET1310 10/100/Gigabit Ethernet 21114664a8d5SJonathan Lemondevice fxp # Intel EtherExpress PRO/100B (82557, 82558) 21124664a8d5SJonathan Lemonhint.fxp.0.prefer_iomap="0" 21131ed3fed7SMarius Strobldevice gem # Apple GMAC/Sun ERI/Sun GEM 211452c07e1cSMarius Strobldevice hme # Sun HME (Happy Meal Ethernet) 21150587cad8SPyun YongHyeondevice jme # JMicron JMC250 Gigabit/JMC260 Fast Ethernet 2116343ed0a8SJohn Baldwindevice lge # Level 1 LXT1001 gigabit Ethernet 211722f2c49aSHans Petter Selaskydevice mlx5 # Shared code module between IB and Ethernet 211822f2c49aSHans Petter Selaskydevice mlx5en # Mellanox ConnectX-4 and ConnectX-4 LX 21190587cad8SPyun YongHyeondevice msk # Marvell/SysKonnect Yukon II Gigabit Ethernet 2120d3d67116SMaxim Sobolevdevice my # Myson Fast Ethernet (MTD80X, MTD89X) 2121343ed0a8SJohn Baldwindevice nge # NatSemi DP83820 gigabit Ethernet 21220587cad8SPyun YongHyeondevice re # RealTek 8139C+/8169/8169S/8110S 2123d61e6649SAlexander Langerdevice rl # RealTek 8129/8139 21242e1b1231SDima Dorfmandevice pcn # AMD Am79C97x PCI 10/100 NICs 2125d61e6649SAlexander Langerdevice sf # Adaptec AIC-6915 (``Starfire'') 2126d193ed0bSPyun YongHyeondevice sge # Silicon Integrated Systems SiS190/191 2127d61e6649SAlexander Langerdevice sis # Silicon Integrated Systems SiS 900/SiS 7016 2128343ed0a8SJohn Baldwindevice sk # SysKonnect SK-984x & SK-982x gigabit Ethernet 2129d61e6649SAlexander Langerdevice ste # Sundance ST201 (D-Link DFE-550TX) 21300587cad8SPyun YongHyeondevice stge # Sundance/Tamarack TC9021 gigabit Ethernet 2131d61e6649SAlexander Langerdevice tl # Texas Instruments ThunderLAN 2132eed59f52SSemen Ustimenkodevice tx # SMC EtherPower II (83c170 ``EPIC'') 2133d61e6649SAlexander Langerdevice vr # VIA Rhine, Rhine II 21342608aefcSPyun YongHyeondevice vte # DM&P Vortex86 RDC R6040 Fast Ethernet 2135d61e6649SAlexander Langerdevice wb # Winbond W89C840F 2136d61e6649SAlexander Langerdevice xl # 3Com 3c90x (``Boomerang'', ``Cyclone'') 2137d61e6649SAlexander Langer 2138d61e6649SAlexander Langer# PCI Ethernet NICs. 21397f687043SJohn Baldwindevice cxgb # Chelsio T3 10 Gigabit Ethernet 21407f687043SJohn Baldwindevice cxgb_t3fw # Chelsio T3 10 Gigabit Ethernet firmware 2141a74031a5SJohn Baldwindevice cxgbe # Chelsio T4-T6 1/10/25/40/100 Gigabit Ethernet 2142a74031a5SJohn Baldwindevice cxgbev # Chelsio T4-T6 Virtual Functions 2143d61e6649SAlexander Langerdevice de # DEC/Intel DC21x4x (``Tulip'') 214402f3c16fSJohn Baldwindevice em # Intel Pro/1000 Gigabit Ethernet 2145fa14cadaSJohn Baldwindevice ixgb # Intel Pro/10Gbe PCI-X Ethernet 2146758cc3dcSJack F Vogeldevice ix # Intel Pro/10Gbe PCIE Ethernet 2147758cc3dcSJack F Vogeldevice ixv # Intel Pro/10Gbe PCIE Ethernet VF 214844ac0964SMarius Strobldevice le # AMD Am7900 LANCE and Am79C9xx PCnet 2149f9ae0280SAndrew Gallatindevice mxge # Myricom Myri-10G 10GbE NIC 2150fd3ddbd0SSam Lefflerdevice nxge # Neterion Xframe 10GbE Server/Storage Adapter 21512f345d8eSLuigi Rizzodevice oce # Emulex 10 GbE (OneConnect Ethernet) 21526e535f6eSRemko Lodderdevice ti # Alteon Networks Tigon I/II gigabit Ethernet 215395d67482SBill Pauldevice txp # 3Com 3cR990 (``Typhoon'') 2154c7ba4194SWarner Loshdevice vx # 3Com 3c590, 3c595 (``Vortex'') 2155548d35fdSGeorge V. Neville-Neildevice vxge # Exar/Neterion XFrame 3100 10GbE 2156d61e6649SAlexander Langer 2157343ed0a8SJohn Baldwin# PCI FDDI NICs. 2158c06a3350SPeter Wemmdevice fpa 2159d61e6649SAlexander Langer 21602bc6081cSScott Long# PCI WAN adapters. 21612bc6081cSScott Longdevice lmc 21622bc6081cSScott Long 2163390cee87SJohn Baldwin# PCI IEEE 802.11 Wireless NICs 2164390cee87SJohn Baldwindevice ath # Atheros pci/cardbus NIC's 2165390cee87SJohn Baldwindevice ath_hal # pci/cardbus chip support 2166390cee87SJohn Baldwin#device ath_ar5210 # AR5210 chips 2167390cee87SJohn Baldwin#device ath_ar5211 # AR5211 chips 2168390cee87SJohn Baldwin#device ath_ar5212 # AR5212 chips 2169390cee87SJohn Baldwin#device ath_rf2413 2170390cee87SJohn Baldwin#device ath_rf2417 2171390cee87SJohn Baldwin#device ath_rf2425 2172390cee87SJohn Baldwin#device ath_rf5111 2173390cee87SJohn Baldwin#device ath_rf5112 2174390cee87SJohn Baldwin#device ath_rf5413 2175390cee87SJohn Baldwin#device ath_ar5416 # AR5416 chips 2176390cee87SJohn Baldwinoptions AH_SUPPORT_AR5416 # enable AR5416 tx/rx descriptors 2177bc391cb2SWarner Losh# All of the AR5212 parts have a problem when paired with the AR71xx 2178bc391cb2SWarner Losh# CPUS. These parts have a bug that triggers a fatal bus error on the AR71xx 2179bc391cb2SWarner Losh# only. Details of the exact nature of the bug are sketchy, but some can be 2180bc391cb2SWarner Losh# found at https://forum.openwrt.org/viewtopic.php?pid=70060 on pages 4, 5 and 2181bc391cb2SWarner Losh# 6. This option enables this workaround. There is a performance penalty 2182bc391cb2SWarner Losh# for this work around, but without it things don't work at all. The DMA 2183bc391cb2SWarner Losh# from the card usually bursts 128 bytes, but on the affected CPUs, only 2184bc391cb2SWarner Losh# 4 are safe. 2185bc391cb2SWarner Loshoptions AH_RXCFG_SDMAMW_4BYTES 2186390cee87SJohn Baldwin#device ath_ar9160 # AR9160 chips 2187390cee87SJohn Baldwin#device ath_ar9280 # AR9280 chips 218858c4a5a1SRui Paulo#device ath_ar9285 # AR9285 chips 2189390cee87SJohn Baldwindevice ath_rate_sample # SampleRate tx rate control for ath 2190390cee87SJohn Baldwindevice bwi # Broadcom BCM430* BCM431* 2191eb5ef23cSWeongyo Jeongdevice bwn # Broadcom BCM43xx 2192d1f25d5dSBernhard Schmidtdevice malo # Marvell Libertas wireless NICs. 2193d1f25d5dSBernhard Schmidtdevice mwl # Marvell 88W8363 802.11n wireless NICs. 2194778eefa4SJohn Baldwindevice mwlfw 2195390cee87SJohn Baldwindevice ral # Ralink Technology RT2500 wireless NICs. 2196b38b13d8SKevin Lodevice rtwn # Realtek wireless NICs 2197b38b13d8SKevin Lodevice rtwnfw 2198390cee87SJohn Baldwin 219910a4360cSPyun YongHyeon# Use sf_buf(9) interface for jumbo buffers on ti(4) controllers. 220010a4360cSPyun YongHyeon#options TI_SF_BUF_JUMBO 220198cb733cSKenneth D. Merry# Turn on the header splitting option for the ti(4) driver firmware. This 220298cb733cSKenneth D. Merry# only works for Tigon II chips, and has no effect for Tigon I chips. 220310a4360cSPyun YongHyeon# This option requires the TI_SF_BUF_JUMBO option above. 2204b590f210SPyun YongHyeon#options TI_JUMBO_HDRSPLIT 220598cb733cSKenneth D. Merry 22062c8f5a28SKenneth D. Merry# These two options allow manipulating the mbuf cluster size and mbuf size, 22072c8f5a28SKenneth D. Merry# respectively. Be very careful with NIC driver modules when changing 22082c8f5a28SKenneth D. Merry# these from their default values, because that can potentially cause a 22092c8f5a28SKenneth D. Merry# mismatch between the mbuf size assumed by the kernel and the mbuf size 22102c8f5a28SKenneth D. Merry# assumed by a module. The only driver that currently has the ability to 22112c8f5a28SKenneth D. Merry# detect a mismatch is ti(4). 22122c8f5a28SKenneth D. Merryoptions MCLSHIFT=12 # mbuf cluster shift in bits, 12 == 4KB 22132c8f5a28SKenneth D. Merryoptions MSIZE=512 # mbuf size in bytes 22142c8f5a28SKenneth D. Merry 2215a7dc3128SBrooks Davisoptions LIBMBPOOL 22167e9024cdSHartmut Brandt 2217c19da41eSPeter Wemm# 22180739ea1dSSeigo Tanimura# Sound drivers 2219c19da41eSPeter Wemm# 22200739ea1dSSeigo Tanimura# sound: The generic sound driver. 2221c7406082SJohn-Mark Gurney# 22220739ea1dSSeigo Tanimura 22230739ea1dSSeigo Tanimuradevice sound 22240739ea1dSSeigo Tanimura 22250739ea1dSSeigo Tanimura# 22260739ea1dSSeigo Tanimura# snd_*: Device-specific drivers. 2227c7406082SJohn-Mark Gurney# 22289c0ef6d5SOliver Fromme# The flags of the device tell the device a bit more info about the 22297f5092f3SJohn Baldwin# device that normally is obtained through the PnP interface. 22307f5092f3SJohn Baldwin# bit 2..0 secondary DMA channel; 22317f5092f3SJohn Baldwin# bit 4 set if the board uses two dma channels; 22327f5092f3SJohn Baldwin# bit 15..8 board type, overrides autodetection; leave it 22337f5092f3SJohn Baldwin# zero if don't know what to put in (and you don't, 22347f5092f3SJohn Baldwin# since this is unsupported at the moment...). 22357f5092f3SJohn Baldwin# 2236c3a730dfSJoel Dahl# snd_ad1816: Analog Devices AD1816 ISA PnP/non-PnP. 22370739ea1dSSeigo Tanimura# snd_als4000: Avance Logic ALS4000 PCI. 2238d9bde1adSAriff Abdullah# snd_atiixp: ATI IXP 200/300/400 PCI. 2239903b2fb9SJoel Dahl# snd_audiocs: Crystal Semiconductor CS4231 SBus/EBus. Only 2240903b2fb9SJoel Dahl# for sparc64. 22410739ea1dSSeigo Tanimura# snd_cmi: CMedia CMI8338/CMI8738 PCI. 22420739ea1dSSeigo Tanimura# snd_cs4281: Crystal Semiconductor CS4281 PCI. 22430739ea1dSSeigo Tanimura# snd_csa: Crystal Semiconductor CS461x/428x PCI. (except 22440739ea1dSSeigo Tanimura# 4281) 22450739ea1dSSeigo Tanimura# snd_ds1: Yamaha DS-1 PCI. 22460739ea1dSSeigo Tanimura# snd_emu10k1: Creative EMU10K1 PCI and EMU10K2 (Audigy) PCI. 22470fa7ab6aSAlexander Leidinger# snd_emu10kx: Creative SoundBlaster Live! and Audigy 22489f548240SAlexander Leidinger# snd_envy24: VIA Envy24 and compatible, needs snd_spicds. 22499f548240SAlexander Leidinger# snd_envy24ht: VIA Envy24HT and compatible, needs snd_spicds. 22500739ea1dSSeigo Tanimura# snd_es137x: Ensoniq AudioPCI ES137x PCI. 2251727ded3aSJoel Dahl# snd_ess: Ensoniq ESS ISA PnP/non-PnP, to be used in 2252727ded3aSJoel Dahl# conjunction with snd_sbc. 22530739ea1dSSeigo Tanimura# snd_fm801: Forte Media FM801 PCI. 22540739ea1dSSeigo Tanimura# snd_gusc: Gravis UltraSound ISA PnP/non-PnP. 22554b8939a1SAriff Abdullah# snd_hda: Intel High Definition Audio (Controller) and 22564b8939a1SAriff Abdullah# compatible. 2257e4afd792SAlexander Motin# snd_hdspe: RME HDSPe AIO and RayDAT. 225817470869SAlexander Motin# snd_ich: Intel ICH AC'97 and some more audio controllers 2259903b2fb9SJoel Dahl# embedded in a chipset, for example nVidia 2260903b2fb9SJoel Dahl# nForce controllers. 22610739ea1dSSeigo Tanimura# snd_maestro: ESS Technology Maestro-1/2x PCI. 22620739ea1dSSeigo Tanimura# snd_maestro3: ESS Technology Maestro-3/Allegro PCI. 22630739ea1dSSeigo Tanimura# snd_mss: Microsoft Sound System ISA PnP/non-PnP. 22640739ea1dSSeigo Tanimura# snd_neomagic: Neomagic 256 AV/ZX PCI. 22650739ea1dSSeigo Tanimura# snd_sb16: Creative SoundBlaster16, to be used in 22661c9c6382SRuslan Ermilov# conjunction with snd_sbc. 22670739ea1dSSeigo Tanimura# snd_sb8: Creative SoundBlaster (pre-16), to be used in 22681c9c6382SRuslan Ermilov# conjunction with snd_sbc. 22690739ea1dSSeigo Tanimura# snd_sbc: Creative SoundBlaster ISA PnP/non-PnP. 22707f5092f3SJohn Baldwin# Supports ESS and Avance ISA chips as well. 22710739ea1dSSeigo Tanimura# snd_solo: ESS Solo-1x PCI. 2272de8d750fSJoel Dahl# snd_spicds: SPI codec driver, needed by Envy24/Envy24HT drivers. 2273903b2fb9SJoel Dahl# snd_t4dwave: Trident 4DWave DX/NX PCI, Sis 7018 PCI and Acer Labs 22740739ea1dSSeigo Tanimura# M5451 PCI. 2275de8d750fSJoel Dahl# snd_uaudio: USB audio. 22760739ea1dSSeigo Tanimura# snd_via8233: VIA VT8233x PCI. 22770739ea1dSSeigo Tanimura# snd_via82c686: VIA VT82C686A PCI. 22780739ea1dSSeigo Tanimura# snd_vibes: S3 Sonicvibes PCI. 227981bb901eSPeter Wemm 2280f37a929cSPeter Wemmdevice snd_ad1816 2281f37a929cSPeter Wemmdevice snd_als4000 2282d9bde1adSAriff Abdullahdevice snd_atiixp 22837a7386a3SPyun YongHyeon#device snd_audiocs 22840739ea1dSSeigo Tanimuradevice snd_cmi 2285f37a929cSPeter Wemmdevice snd_cs4281 22860739ea1dSSeigo Tanimuradevice snd_csa 2287f37a929cSPeter Wemmdevice snd_ds1 2288f37a929cSPeter Wemmdevice snd_emu10k1 22890fa7ab6aSAlexander Leidingerdevice snd_emu10kx 2290b1ff0220SAlexander Leidingerdevice snd_envy24 22919f548240SAlexander Leidingerdevice snd_envy24ht 2292f37a929cSPeter Wemmdevice snd_es137x 22930739ea1dSSeigo Tanimuradevice snd_ess 2294f37a929cSPeter Wemmdevice snd_fm801 22950739ea1dSSeigo Tanimuradevice snd_gusc 22964b8939a1SAriff Abdullahdevice snd_hda 2297e4afd792SAlexander Motindevice snd_hdspe 22980739ea1dSSeigo Tanimuradevice snd_ich 22990739ea1dSSeigo Tanimuradevice snd_maestro 2300f37a929cSPeter Wemmdevice snd_maestro3 23010739ea1dSSeigo Tanimuradevice snd_mss 23020739ea1dSSeigo Tanimuradevice snd_neomagic 2303f37a929cSPeter Wemmdevice snd_sb16 2304f37a929cSPeter Wemmdevice snd_sb8 23050739ea1dSSeigo Tanimuradevice snd_sbc 23060739ea1dSSeigo Tanimuradevice snd_solo 23079f548240SAlexander Leidingerdevice snd_spicds 2308f37a929cSPeter Wemmdevice snd_t4dwave 2309de8d750fSJoel Dahldevice snd_uaudio 2310f37a929cSPeter Wemmdevice snd_via8233 2311f37a929cSPeter Wemmdevice snd_via82c686 23120739ea1dSSeigo Tanimuradevice snd_vibes 2313c19da41eSPeter Wemm 23141c9c6382SRuslan Ermilov# For non-PnP sound cards: 2315673974d9SRuslan Ermilovhint.pcm.0.at="isa" 2316673974d9SRuslan Ermilovhint.pcm.0.irq="10" 2317673974d9SRuslan Ermilovhint.pcm.0.drq="1" 2318673974d9SRuslan Ermilovhint.pcm.0.flags="0x0" 2319673974d9SRuslan Ermilovhint.sbc.0.at="isa" 2320673974d9SRuslan Ermilovhint.sbc.0.port="0x220" 2321673974d9SRuslan Ermilovhint.sbc.0.irq="5" 2322673974d9SRuslan Ermilovhint.sbc.0.drq="1" 2323673974d9SRuslan Ermilovhint.sbc.0.flags="0x15" 2324673974d9SRuslan Ermilovhint.gusc.0.at="isa" 2325673974d9SRuslan Ermilovhint.gusc.0.port="0x220" 2326673974d9SRuslan Ermilovhint.gusc.0.irq="5" 2327673974d9SRuslan Ermilovhint.gusc.0.drq="1" 2328673974d9SRuslan Ermilovhint.gusc.0.flags="0x13" 23297f5092f3SJohn Baldwin 23306a8d6623SGarrett Wollman# 233118fe4678SAriff Abdullah# Following options are intended for debugging/testing purposes: 233218fe4678SAriff Abdullah# 233318fe4678SAriff Abdullah# SND_DEBUG Enable extra debugging code that includes 233418fe4678SAriff Abdullah# sanity checking and possible increase of 233518fe4678SAriff Abdullah# verbosity. 233618fe4678SAriff Abdullah# 2337d51e8487SJosh Paetzel# SND_DIAGNOSTIC Similar in a spirit of INVARIANTS/DIAGNOSTIC, 233818fe4678SAriff Abdullah# zero tolerance against inconsistencies. 233918fe4678SAriff Abdullah# 234018fe4678SAriff Abdullah# SND_FEEDER_MULTIFORMAT By default, only 16/32 bit feeders are compiled 234118fe4678SAriff Abdullah# in. This options enable most feeder converters 234218fe4678SAriff Abdullah# except for 8bit. WARNING: May bloat the kernel. 234318fe4678SAriff Abdullah# 234418fe4678SAriff Abdullah# SND_FEEDER_FULL_MULTIFORMAT Ditto, but includes 8bit feeders as well. 234518fe4678SAriff Abdullah# 234618fe4678SAriff Abdullah# SND_FEEDER_RATE_HP (feeder_rate) High precision 64bit arithmetic 234718fe4678SAriff Abdullah# as much as possible (the default trying to 234818fe4678SAriff Abdullah# avoid it). Possible slowdown. 234918fe4678SAriff Abdullah# 235018fe4678SAriff Abdullah# SND_PCM_64 (Only applicable for i386/32bit arch) 235118fe4678SAriff Abdullah# Process 32bit samples through 64bit 235218fe4678SAriff Abdullah# integer/arithmetic. Slight increase of dynamic 235318fe4678SAriff Abdullah# range at a cost of possible slowdown. 235418fe4678SAriff Abdullah# 235518fe4678SAriff Abdullah# SND_OLDSTEREO Only 2 channels are allowed, effectively 235618fe4678SAriff Abdullah# disabling multichannel processing. 235718fe4678SAriff Abdullah# 235818fe4678SAriff Abdullahoptions SND_DEBUG 235918fe4678SAriff Abdullahoptions SND_DIAGNOSTIC 236018fe4678SAriff Abdullahoptions SND_FEEDER_MULTIFORMAT 236118fe4678SAriff Abdullahoptions SND_FEEDER_FULL_MULTIFORMAT 236218fe4678SAriff Abdullahoptions SND_FEEDER_RATE_HP 236318fe4678SAriff Abdullahoptions SND_PCM_64 236418fe4678SAriff Abdullahoptions SND_OLDSTEREO 236518fe4678SAriff Abdullah 236618fe4678SAriff Abdullah# 2367567e21c2SBruce Evans# Miscellaneous hardware: 23686a8d6623SGarrett Wollman# 23691c2b5939SRoger Hardiman# bktr: Brooktree bt848/848a/849a/878/879 video capture and TV Tuner board 23707f5092f3SJohn Baldwin# joy: joystick (including IO DATA PCJOY PC Card joystick) 2371603d67aeSRink Springer# cmx: OmniKey CardMan 4040 pccard smartcard reader 2372657e73c4SPeter Dufault 23731c9c6382SRuslan Ermilovdevice joy # PnP aware, hints for non-PnP only 23747f5092f3SJohn Baldwinhint.joy.0.at="isa" 23757f5092f3SJohn Baldwinhint.joy.0.port="0x201" 2376603d67aeSRink Springerdevice cmx 2377a800f455SJulian Elischer 2378eeb706c0SJustin T. Gibbs# 2379a9c5b8d0SSøren Schmidt# The 'bktr' device is a PCI video capture device using the Brooktree 23801c2b5939SRoger Hardiman# bt848/bt848a/bt849a/bt878/bt879 chipset. When used with a TV Tuner it forms a 2381a2f87f42SPeter Pentchev# TV card, e.g. Miro PC/TV, Hauppauge WinCast/TV WinTV, VideoLogic Captivator, 23821c2b5939SRoger Hardiman# Intel Smart Video III, AverMedia, IMS Turbo, FlyVideo. 23831c2b5939SRoger Hardiman# 2384a9c5b8d0SSøren Schmidt# options OVERRIDE_CARD=xxx 2385a9c5b8d0SSøren Schmidt# options OVERRIDE_TUNER=xxx 2386a9c5b8d0SSøren Schmidt# options OVERRIDE_MSP=1 2387a9c5b8d0SSøren Schmidt# options OVERRIDE_DBX=1 23881c2b5939SRoger Hardiman# These options can be used to override the auto detection 238998a44096SSheldon Hearn# The current values for xxx are found in src/sys/dev/bktr/bktr_card.h 23901c2b5939SRoger Hardiman# Using sysctl(8) run-time overrides on a per-card basis can be made 23919ff07e32SAmancio Hasty# 23924f5f3f07SBrian Somers# options BROOKTREE_SYSTEM_DEFAULT=BROOKTREE_PAL 23931c2b5939SRoger Hardiman# or 23941c2b5939SRoger Hardiman# options BROOKTREE_SYSTEM_DEFAULT=BROOKTREE_NTSC 23953c7c6c12SMike Pritchard# Specifies the default video capture mode. 23961748d1e5SGavin Atkinson# This is required for Dual Crystal (28&35MHz) boards where PAL is used 2397d51e8487SJosh Paetzel# to prevent hangs during initialization, e.g. VideoLogic Captivator PCI. 2398a9c5b8d0SSøren Schmidt# 23994f5f3f07SBrian Somers# options BKTR_USE_PLL 24001748d1e5SGavin Atkinson# This is required for PAL or SECAM boards with a 28MHz crystal and no 35MHz 2401a2f87f42SPeter Pentchev# crystal, e.g. some new Bt878 cards. 2402a9c5b8d0SSøren Schmidt# 24031c2b5939SRoger Hardiman# options BKTR_GPIO_ACCESS 24049c0ef6d5SOliver Fromme# This enables IOCTLs which give user level access to the GPIO port. 24051c2b5939SRoger Hardiman# 24061c2b5939SRoger Hardiman# options BKTR_NO_MSP_RESET 2407d51e8487SJosh Paetzel# Prevents the MSP34xx reset. Good if you initialize the MSP in another OS first 24081c2b5939SRoger Hardiman# 24091c2b5939SRoger Hardiman# options BKTR_430_FX_MODE 24101c2b5939SRoger Hardiman# Switch Bt878/879 cards into Intel 430FX chipset compatibility mode. 24111c2b5939SRoger Hardiman# 24121c2b5939SRoger Hardiman# options BKTR_SIS_VIA_MODE 24131c2b5939SRoger Hardiman# Switch Bt878/879 cards into SIS/VIA chipset compatibility mode which is 24141c2b5939SRoger Hardiman# needed for some old SiS and VIA chipset motherboards. 24151c2b5939SRoger Hardiman# This also allows Bt878/879 chips to work on old OPTi (<1997) chipset 24161c2b5939SRoger Hardiman# motherboards and motherboards with bad or incomplete PCI 2.1 support. 24171c2b5939SRoger Hardiman# As a rough guess, old = before 1998 24181c2b5939SRoger Hardiman# 241930e27d96SAlexander Langer# options BKTR_NEW_MSP34XX_DRIVER 242030e27d96SAlexander Langer# Use new, more complete initialization scheme for the msp34* soundchip. 242130e27d96SAlexander Langer# Should fix stereo autodetection if the old driver does only output 242230e27d96SAlexander Langer# mono sound. 2423017b0edcSMatt Jacob 2424c17d4340SNicolas Souchu# 2425c17d4340SNicolas Souchu# options BKTR_USE_FREEBSD_SMBUS 2426c17d4340SNicolas Souchu# Compile with FreeBSD SMBus implementation 2427c17d4340SNicolas Souchu# 242828ebb692SNicolas Souchu# Brooktree driver has been ported to the new I2C framework. Thus, 24290f3563b6SRoger Hardiman# you'll need to have the following 3 lines in the kernel config. 243037973e86SPeter Wemm# device smbus 243137973e86SPeter Wemm# device iicbus 243237973e86SPeter Wemm# device iicbb 2433c17d4340SNicolas Souchu# device iicsmb 24340f3563b6SRoger Hardiman# The iic and smb devices are only needed if you want to control other 24350f3563b6SRoger Hardiman# I2C slaves connected to the external connector of some cards. 243628ebb692SNicolas Souchu# 2437c06a3350SPeter Wemmdevice bktr 2438446cee6eSJoerg Wunsch 2439dc9deb29SPoul-Henning Kamp# 24406e818956SDavid E. O'Brien# PC Card/PCMCIA and Cardbus 24416e818956SDavid E. O'Brien# 24425bcb64f2SWarner Losh# cbb: pci/cardbus bridge implementing YENTA interface 24436e818956SDavid E. O'Brien# pccard: pccard slots 24446e818956SDavid E. O'Brien# cardbus: cardbus slots 24456e818956SDavid E. O'Briendevice cbb 24466e818956SDavid E. O'Briendevice pccard 24476e818956SDavid E. O'Briendevice cardbus 24486e818956SDavid E. O'Brien 24496e818956SDavid E. O'Brien# 24505bcb64f2SWarner Losh# MMC/SD 24515bcb64f2SWarner Losh# 2452831f5dcfSAlexander Motin# mmc MMC/SD bus 2453831f5dcfSAlexander Motin# mmcsd MMC/SD memory card 2454831f5dcfSAlexander Motin# sdhci Generic PCI SD Host Controller 2455831f5dcfSAlexander Motin# 2456831f5dcfSAlexander Motindevice mmc 2457831f5dcfSAlexander Motindevice mmcsd 2458831f5dcfSAlexander Motindevice sdhci 24595bcb64f2SWarner Losh 24605bcb64f2SWarner Losh# 24618afa373cSNicolas Souchu# SMB bus 24628afa373cSNicolas Souchu# 24633c5656bfSArchie Cobbs# System Management Bus support is provided by the 'smbus' device. 24643c5656bfSArchie Cobbs# Access to the SMBus device is via the 'smb' device (/dev/smb*), 24653c5656bfSArchie Cobbs# which is a child of the 'smbus' device. 24668afa373cSNicolas Souchu# 24678afa373cSNicolas Souchu# Supported devices: 24684d5f30e0SRuslan Ermilov# smb standard I/O through /dev/smb* 24698afa373cSNicolas Souchu# 24703c5656bfSArchie Cobbs# Supported SMB interfaces: 247128ebb692SNicolas Souchu# iicsmb I2C to SMB bridge with any iicbus interface 247228ebb692SNicolas Souchu# bktr brooktree848 I2C hardware interface 24737f5092f3SJohn Baldwin# intpm Intel PIIX4 (82371AB, 82443MX) Power Management Unit 24747f5092f3SJohn Baldwin# alpm Acer Aladdin-IV/V/Pro2 Power Management Unit 24757f5092f3SJohn Baldwin# ichsmb Intel ICH SMBus controller chips (82801AA, 82801AB, 82801BA) 24767f5092f3SJohn Baldwin# viapm VIA VT82C586B/596B/686A and VT8233 Power Management Unit 2477b1acc4a2SMurray Stokely# amdpm AMD 756 Power Management Unit 24784d5f30e0SRuslan Ermilov# amdsmb AMD 8111 SMBus 2.0 Controller 247944e6ce01SNicolas Souchu# nfpm NVIDIA nForce Power Management Unit 24804d5f30e0SRuslan Ermilov# nfsmb NVIDIA nForce2/3/4 MCP SMBus 2.0 Controller 24810572ccaaSJim Harris# ismt Intel SMBus 2.0 controller chips (on Atom S1200, C2000) 24828afa373cSNicolas Souchu# 2483c9953c3bSPeter Wemmdevice smbus # Bus support, required for smb below. 24843c5656bfSArchie Cobbs 24857f5092f3SJohn Baldwindevice intpm 24867f5092f3SJohn Baldwindevice alpm 24877f5092f3SJohn Baldwindevice ichsmb 24887f5092f3SJohn Baldwindevice viapm 248944e6ce01SNicolas Souchudevice amdpm 24904d5f30e0SRuslan Ermilovdevice amdsmb 249144e6ce01SNicolas Souchudevice nfpm 24924d5f30e0SRuslan Ermilovdevice nfsmb 24930572ccaaSJim Harrisdevice ismt 24947f5092f3SJohn Baldwin 2495c9953c3bSPeter Wemmdevice smb 24968afa373cSNicolas Souchu 24974afdfe97SAndriy Gapon# SMBus peripheral devices 24988afa373cSNicolas Souchu# 24994afdfe97SAndriy Gapon# jedec_ts Temperature Sensor compliant with JEDEC Standard 21-C 25004afdfe97SAndriy Gapon# 25014afdfe97SAndriy Gapondevice jedec_ts 25024afdfe97SAndriy Gapon 25038afa373cSNicolas Souchu# I2C Bus 25048afa373cSNicolas Souchu# 25058afa373cSNicolas Souchu# Philips i2c bus support is provided by the `iicbus' device. 25068afa373cSNicolas Souchu# 25078afa373cSNicolas Souchu# Supported devices: 25088afa373cSNicolas Souchu# ic i2c network interface 25098afa373cSNicolas Souchu# iic i2c standard io 2510f7d09fbaSNicolas Souchu# iicsmb i2c to smb bridge. Allow i2c i/o with smb commands. 25111ab68cbbSJayachandran C.# iicoc simple polling driver for OpenCores I2C controller 25128afa373cSNicolas Souchu# 25138afa373cSNicolas Souchu# Supported interfaces: 251428ebb692SNicolas Souchu# bktr brooktree848 I2C software interface 251528ebb692SNicolas Souchu# 251628ebb692SNicolas Souchu# Other: 251728ebb692SNicolas Souchu# iicbb generic I2C bit-banging code (needed by lpbb, bktr) 25188afa373cSNicolas Souchu# 2519c9953c3bSPeter Wemmdevice iicbus # Bus support, required for ic/iic/iicsmb below. 2520c9953c3bSPeter Wemmdevice iicbb 25218afa373cSNicolas Souchu 2522c9953c3bSPeter Wemmdevice ic 2523c9953c3bSPeter Wemmdevice iic 2524c9953c3bSPeter Wemmdevice iicsmb # smb over i2c bridge 25251ab68cbbSJayachandran C.device iicoc # OpenCores I2C controller support 25268afa373cSNicolas Souchu 2527286fa445SRafal Jaworowski# I2C peripheral devices 2528286fa445SRafal Jaworowski# 2529286fa445SRafal Jaworowski# ds133x Dallas Semiconductor DS1337, DS1338 and DS1339 RTC 25301513a6ffSJayachandran C.# ds1374 Dallas Semiconductor DS1374 RTC 2531286fa445SRafal Jaworowski# ds1672 Dallas Semiconductor DS1672 RTC 2532f8e8af9cSHiroki Sato# s35390a Seiko Instruments S-35390A RTC 2533286fa445SRafal Jaworowski# 2534286fa445SRafal Jaworowskidevice ds133x 25351513a6ffSJayachandran C.device ds1374 2536286fa445SRafal Jaworowskidevice ds1672 2537f8e8af9cSHiroki Satodevice s35390a 2538286fa445SRafal Jaworowski 2539ab4c624bSMike Smith# Parallel-Port Bus 2540ab4c624bSMike Smith# 2541ab4c624bSMike Smith# Parallel port bus support is provided by the `ppbus' device. 2542ab4c624bSMike Smith# Multiple devices may be attached to the parallel port, devices 2543ab4c624bSMike Smith# are automatically probed and attached when found. 2544ab4c624bSMike Smith# 2545ab4c624bSMike Smith# Supported devices: 2546ab4c624bSMike Smith# vpo Iomega Zip Drive 2547f7d09fbaSNicolas Souchu# Requires SCSI disk support ('scbus' and 'da'), best 2548f88c1346SMike Smith# performance is achieved with ports in EPP 1.9 mode. 2549fdf94d1aSNicolas Souchu# lpt Parallel Printer 255046f3ff79SMike Smith# plip Parallel network interface 2551fdf94d1aSNicolas Souchu# ppi General-purpose I/O ("Geek Port") + IEEE1284 I/O 2552f7d09fbaSNicolas Souchu# pps Pulse per second Timing Interface 255328ebb692SNicolas Souchu# lpbb Philips official parallel port I2C bit-banging interface 25541caef332SWojciech A. Koszek# pcfclock Parallel port clock driver. 2555ab4c624bSMike Smith# 2556ab4c624bSMike Smith# Supported interfaces: 2557ab4c624bSMike Smith# ppc ISA-bus parallel port interfaces. 2558ab4c624bSMike Smith# 2559ef8f7626SNicolas Souchu 25600f210c92SNicolas Souchuoptions PPC_PROBE_CHIPSET # Enable chipset specific detection 25610f210c92SNicolas Souchu # (see flags in ppc(4)) 25625895e3c8SPeter Wemmoptions DEBUG_1284 # IEEE1284 signaling protocol debug 25639d5abbddSJens Schweikhardtoptions PERIPH_1284 # Makes your computer act as an IEEE1284 2564ef8f7626SNicolas Souchu # compliant peripheral 25655895e3c8SPeter Wemmoptions DONTPROBE_1284 # Avoid boot detection of PnP parallel devices 25665895e3c8SPeter Wemmoptions VP0_DEBUG # ZIP/ZIP+ debug 25675895e3c8SPeter Wemmoptions LPT_DEBUG # Printer driver debug 25685895e3c8SPeter Wemmoptions PPC_DEBUG # Parallel chipset level debug 25695895e3c8SPeter Wemmoptions PLIP_DEBUG # Parallel network IP interface debug 25703b2d592cSJordan K. Hubbardoptions PCFCLOCK_VERBOSE # Verbose pcfclock driver 25713b2d592cSJordan K. Hubbardoptions PCFCLOCK_MAX_RETRIES=5 # Maximum read tries (default 10) 2572ef8f7626SNicolas Souchu 2573f71c01ccSPeter Wemmdevice ppc 2574f71c01ccSPeter Wemmhint.ppc.0.at="isa" 2575f71c01ccSPeter Wemmhint.ppc.0.irq="7" 25760d31b179SPeter Wemmdevice ppbus 25770d31b179SPeter Wemmdevice vpo 25780d31b179SPeter Wemmdevice lpt 25790d31b179SPeter Wemmdevice plip 25800d31b179SPeter Wemmdevice ppi 25810d31b179SPeter Wemmdevice pps 25820d31b179SPeter Wemmdevice lpbb 25830d31b179SPeter Wemmdevice pcfclock 2584ab4c624bSMike Smith 2585f45757caSChristian Brueffer# 2586f45757caSChristian Brueffer# Etherswitch framework and drivers 2587f45757caSChristian Brueffer# 2588f45757caSChristian Brueffer# etherswitch The etherswitch(4) framework 2589f45757caSChristian Brueffer# miiproxy Proxy device for miibus(4) functionality 2590f45757caSChristian Brueffer# 2591f45757caSChristian Brueffer# Switch hardware support: 2592f45757caSChristian Brueffer# arswitch Atheros switches 2593f45757caSChristian Brueffer# ip17x IC+ 17x family switches 2594f45757caSChristian Brueffer# rtl8366r Realtek RTL8366 switches 2595f45757caSChristian Brueffer# ukswitch Multi-PHY switches 2596f45757caSChristian Brueffer# 2597f45757caSChristian Bruefferdevice etherswitch 2598f45757caSChristian Bruefferdevice miiproxy 2599f45757caSChristian Bruefferdevice arswitch 2600f45757caSChristian Bruefferdevice ip17x 2601f45757caSChristian Bruefferdevice rtl8366rb 2602f45757caSChristian Bruefferdevice ukswitch 2603f45757caSChristian Brueffer 26040ac40133SBrian Somers# Kernel BOOTP support 26050ac40133SBrian Somers 26060ac40133SBrian Somersoptions BOOTP # Use BOOTP to obtain IP address/hostname 2607c15882f0SRick Macklem # Requires NFSCL and NFS_ROOT 26080ac40133SBrian Somersoptions BOOTP_NFSROOT # NFS mount root filesystem using BOOTP info 26090ac40133SBrian Somersoptions BOOTP_NFSV3 # Use NFS v3 to NFS mount root 26100ac40133SBrian Somersoptions BOOTP_COMPAT # Workaround for broken bootp daemons. 26110ac40133SBrian Somersoptions BOOTP_WIRED_TO=fxp0 # Use interface fxp0 for BOOTP 2612eead3ae9SBenno Riceoptions BOOTP_BLOCKSIZE=8192 # Override NFS block size 2613432aad0eSTor Egge 2614d94f38acSEivind Eklund# 26154103b765SPoul-Henning Kamp# Add software watchdog routines. 2616370c3cb5SSean Kelly# 26174103b765SPoul-Henning Kampoptions SW_WATCHDOG 2618370c3cb5SSean Kelly 2619370c3cb5SSean Kelly# 2620f7829d0dSAttilio Rao# Add the software deadlock resolver thread. 2621f7829d0dSAttilio Rao# 2622f7829d0dSAttilio Raooptions DEADLKRES 2623f7829d0dSAttilio Rao 2624f7829d0dSAttilio Rao# 2625b99d6e6fSDavid Schultz# Disable swapping of stack pages. This option removes all 26264e0ee531SMike Barcroft# code which actually performs swapping, so it's not possible to turn 26274e0ee531SMike Barcroft# it back on at run-time. 2628c796cfa1SAndrzej Bialecki# 2629c796cfa1SAndrzej Bialecki# This is sometimes usable for systems which don't have any swap space 26303c4c0efdSBryan Drewery# (see also sysctl "vm.disable_swapspace_pageouts") 2631c796cfa1SAndrzej Bialecki# 263219dde963SPeter Wemm#options NO_SWAPPING 2633c796cfa1SAndrzej Bialecki 26349dab0776SDavid Greenman# Set the number of sf_bufs to allocate. sf_bufs are virtual buffers 26359dab0776SDavid Greenman# for sendfile(2) that are used to map file VM pages, and normally 26369dab0776SDavid Greenman# default to a quantity that is roughly 16*MAXUSERS+512. You would 26379dab0776SDavid Greenman# typically want about 4 of these for each simultaneous file send. 26389dab0776SDavid Greenman# 26395895e3c8SPeter Wemmoptions NSFBUFS=1024 26409dab0776SDavid Greenman 264115a1057cSEivind Eklund# 2642053a2b61SEivind Eklund# Enable extra debugging code for locks. This stores the filename and 26439c0ef6d5SOliver Fromme# line of whatever acquired the lock in the lock itself, and changes a 2644053a2b61SEivind Eklund# number of function calls to pass around the relevant data. This is 26452c048c4aSBryan Drewery# not at all useful unless you are debugging lock code. Note that 26462c048c4aSBryan Drewery# modules should be recompiled as this option modifies KBI. 264715a1057cSEivind Eklund# 264815a1057cSEivind Eklundoptions DEBUG_LOCKS 264915a1057cSEivind Eklund 265026086a03SPeter Wemm 265126086a03SPeter Wemm##################################################################### 26521d33cf3dSNick Hibma# USB support 26531d33cf3dSNick Hibma# UHCI controller 2654c9953c3bSPeter Wemmdevice uhci 26551d33cf3dSNick Hibma# OHCI controller 2656c9953c3bSPeter Wemmdevice ohci 2657ca3acad1SBernd Walter# EHCI controller 2658ca3acad1SBernd Walterdevice ehci 2659857508a3SAndrew Thompson# XHCI controller 2660857508a3SAndrew Thompsondevice xhci 266139e5901eSTakanori Watanabe# SL811 Controller 2662b92755d1SAndrew Thompson#device slhci 26631d33cf3dSNick Hibma# General USB code (mandatory for USB) 2664c9953c3bSPeter Wemmdevice usb 26651d33cf3dSNick Hibma# 2666b5ea1f0cSNick Hibma# USB Double Bulk Pipe devices 2667b5ea1f0cSNick Hibmadevice udbp 2668d1233ab3SBruce Evans# USB Fm Radio 2669d1233ab3SBruce Evansdevice ufm 26702d45d793SHans Petter Selasky# USB temperature meter 26712d45d793SHans Petter Selaskydevice ugold 26726bd03b20SKevin Lo# USB LED 26736bd03b20SKevin Lodevice uled 2674f26c33d2SNick Hibma# Human Interface Device (anything with buttons and dials) 2675c9953c3bSPeter Wemmdevice uhid 26761d33cf3dSNick Hibma# USB keyboard 2677c9953c3bSPeter Wemmdevice ukbd 26781d33cf3dSNick Hibma# USB printer 2679c9953c3bSPeter Wemmdevice ulpt 268031615ef7SRebecca Cran# USB mass storage driver (Requires scbus and da) 2681c9953c3bSPeter Wemmdevice umass 268231615ef7SRebecca Cran# USB mass storage driver for device-side mode 268331615ef7SRebecca Crandevice usfs 2684ce17576aSScott Long# USB support for Belkin F5U109 and Magic Control Technology serial adapters 2685ce17576aSScott Longdevice umct 2686e9fb12d3SNick Hibma# USB modem support 2687e9fb12d3SNick Hibmadevice umodem 2688f26c33d2SNick Hibma# USB mouse 2689c9953c3bSPeter Wemmdevice ums 2690eed447b5SHans Petter Selasky# USB touchpad(s) 2691eed447b5SHans Petter Selaskydevice atp 2692eed447b5SHans Petter Selaskydevice wsp 2693f25a8a01SGleb Smirnoff# eGalax USB touch screen 2694f25a8a01SGleb Smirnoffdevice uep 26951c9c6382SRuslan Ermilov# Diamond Rio 500 MP3 player 2696e2dbd15fSNick Hibmadevice urio 2697d1233ab3SBruce Evans# 2698916e6e02SJosef Karthauser# USB serial support 2699916e6e02SJosef Karthauserdevice ucom 2700fe75118bSNick Hibma# USB support for 3G modem cards by Option, Novatel, Huawei and Sierra 2701483b9e47SNick Hibmadevice u3g 27029aab0d96SMaxim Konovalov# USB support for Technologies ARK3116 based serial adapters 27039aab0d96SMaxim Konovalovdevice uark 2704d1233ab3SBruce Evans# USB support for Belkin F5U103 and compatible serial adapters 2705d1233ab3SBruce Evansdevice ubsa 270648b68edfSJosef Karthauser# USB support for serial adapters based on the FT8U100AX and FT8U232AM 270748b68edfSJosef Karthauserdevice uftdi 2708c5286e11STakanori Watanabe# USB support for some Windows CE based serial communication. 2709c5286e11STakanori Watanabedevice uipaq 271048b68edfSJosef Karthauser# USB support for Prolific PL-2303 serial adapters 2711916e6e02SJosef Karthauserdevice uplcom 27122e7328e7SRink Springer# USB support for Silicon Laboratories CP2101/CP2102 based USB serial adapters 27132e7328e7SRink Springerdevice uslcom 271448b68edfSJosef Karthauser# USB Visor and Palm devices 271548b68edfSJosef Karthauserdevice uvisor 2716d1233ab3SBruce Evans# USB serial support for DDI pocket's PHS 2717d1233ab3SBruce Evansdevice uvscom 2718f26c33d2SNick Hibma# 2719ff6b30b9SKevin Lo# USB ethernet support 2720ff6b30b9SKevin Lodevice uether 2721ed63a7aaSBill Paul# ADMtek USB ethernet. Supports the LinkSys USB100TX, 2722d04bb221SBill Paul# the Billionton USB100, the Melco LU-ATX, the D-Link DSB-650TX 2723d04bb221SBill Paul# and the SMC 2202USB. Also works with the ADMtek AN986 Pegasus 2724d04bb221SBill Paul# eval board. 2725c9953c3bSPeter Wemmdevice aue 2726bf029145SRobert Watson 2727bf029145SRobert Watson# ASIX Electronics AX88172 USB 2.0 ethernet driver. Used in the 2728bf029145SRobert Watson# LinkSys USB200M and various other adapters. 2729bf029145SRobert Watsondevice axe 273079eb99dfSLi-Wen Hsu# ASIX Electronics AX88178A/AX88179 USB 2.0/3.0 gigabit ethernet driver. 273179eb99dfSLi-Wen Hsudevice axge 2732bf029145SRobert Watson 2733dfd1e98eSBill Paul# 27346bcf0032SMaxim Sobolev# Devices which communicate using Ethernet over USB, particularly 27356bcf0032SMaxim Sobolev# Communication Device Class (CDC) Ethernet specification. Supports 27366bcf0032SMaxim Sobolev# Sharp Zaurus PDAs, some DOCSIS cable modems and so on. 27376bcf0032SMaxim Sobolevdevice cdce 27386bcf0032SMaxim Sobolev# 273901779872SBill Paul# CATC USB-EL1201A USB ethernet. Supports the CATC Netmate 274001779872SBill Paul# and Netmate II, and the Belkin F5U111. 2741c9953c3bSPeter Wemmdevice cue 274201779872SBill Paul# 2743dfd1e98eSBill Paul# Kawasaki LSI ethernet. Supports the LinkSys USB10T, 2744d04bb221SBill Paul# Entrega USB-NET-E45, Peracom Ethernet Adapter, the 2745d04bb221SBill Paul# 3Com 3c19250, the ADS Technologies USB-10BT, the ATen UC10T, 274601779872SBill Paul# the Netgear EA101, the D-Link DSB-650, the SMC 2102USB 274701779872SBill Paul# and 2104USB, and the Corega USB-T. 2748c9953c3bSPeter Wemmdevice kue 274911e04b05SShunsuke Akiyama# 275011e04b05SShunsuke Akiyama# RealTek RTL8150 USB to fast ethernet. Supports the Melco LUA-KTX 275111e04b05SShunsuke Akiyama# and the GREEN HOUSE GH-USB100B. 275211e04b05SShunsuke Akiyamadevice rue 2753cdd40f3bSMIHIRA Sanpei Yoshiro# 2754cdd40f3bSMIHIRA Sanpei Yoshiro# Davicom DM9601E USB to fast ethernet. Supports the Corega FEther USB-TXC. 2755cdd40f3bSMIHIRA Sanpei Yoshirodevice udav 2756941e2863SAndrew Thompson# 2757a24d62b5SKevin Lo# RealTek RTL8152/RTL8153 USB Ethernet driver 2758e1b74f21SKevin Lodevice ure 2759e1b74f21SKevin Lo# 276022445463SKevin Lo# Moschip MCS7730/MCS7840 USB to fast ethernet. Supports the Sitecom LN030. 276122445463SKevin Lodevice mos 276222445463SKevin Lo# 2763941e2863SAndrew Thompson# HSxPA devices from Option N.V 2764941e2863SAndrew Thompsondevice uhso 2765cdd40f3bSMIHIRA Sanpei Yoshiro 276631d98677SRui Paulo# Realtek RTL8188SU/RTL8191SU/RTL8192SU wireless driver 276731d98677SRui Paulodevice rsu 27688a4cd00aSWarner Losh# 276971aa1d32SSam Leffler# Ralink Technology RT2501USB/RT2601USB wireless driver 277071aa1d32SSam Lefflerdevice rum 277193393dfdSAndrew Thompson# Ralink Technology RT2700U/RT2800U/RT3000U wireless driver 277293393dfdSAndrew Thompsondevice run 27738a4cd00aSWarner Losh# 277471aa1d32SSam Leffler# Atheros AR5523 wireless driver 277571aa1d32SSam Lefflerdevice uath 277671aa1d32SSam Leffler# 2777d1f25d5dSBernhard Schmidt# Conexant/Intersil PrismGT wireless driver 2778d1f25d5dSBernhard Schmidtdevice upgt 2779d1f25d5dSBernhard Schmidt# 278071aa1d32SSam Leffler# Ralink Technology RT2500USB wireless driver 27818a4cd00aSWarner Loshdevice ural 27828a4cd00aSWarner Losh# 278329311227SHans Petter Selasky# RNDIS USB ethernet driver 278429311227SHans Petter Selaskydevice urndis 27855aaea652SKevin Lo# Realtek RTL8187B/L wireless driver 27865aaea652SKevin Lodevice urtw 27875aaea652SKevin Lo# 278871aa1d32SSam Leffler# ZyDas ZD1211/ZD1211B wireless driver 278971aa1d32SSam Lefflerdevice zyd 279045b395cdSGleb Smirnoff# 279145b395cdSGleb Smirnoff# Sierra USB wireless driver 279245b395cdSGleb Smirnoffdevice usie 2793f26c33d2SNick Hibma 27948a4cd00aSWarner Losh# 2795f26c33d2SNick Hibma# debugging options for the USB subsystem 27961d33cf3dSNick Hibma# 27971d33cf3dSNick Hibmaoptions USB_DEBUG 2798fe75118bSNick Hibmaoptions U3G_DEBUG 2799f26c33d2SNick Hibma 28006e8394b8SKazutaka YOKOTA# options for ukbd: 28016e8394b8SKazutaka YOKOTAoptions UKBD_DFLT_KEYMAP # specify the built-in keymap 28022b375b4eSYoshihiro Takahashimakeoptions UKBD_DFLT_KEYMAP=jp 28036e8394b8SKazutaka YOKOTA 2804565f53bbSShunsuke Akiyama# options for uplcom: 28053c7c6c12SMike Pritchardoptions UPLCOM_INTR_INTERVAL=100 # interrupt pipe interval 2806565f53bbSShunsuke Akiyama # in milliseconds 2807565f53bbSShunsuke Akiyama 280820280807SShunsuke Akiyama# options for uvscom: 280920280807SShunsuke Akiyamaoptions UVSCOM_DEFAULT_OPKTSIZE=8 # default output packet size 28103c7c6c12SMike Pritchardoptions UVSCOM_INTR_INTERVAL=100 # interrupt pipe interval 2811565f53bbSShunsuke Akiyama # in milliseconds 281220280807SShunsuke Akiyama 28138b7ce2ffSSam Leffler##################################################################### 2814869093b1SHidetoshi Shimokawa# FireWire support 28157d2ba89bSJohn Baldwin 2816869093b1SHidetoshi Shimokawadevice firewire # FireWire bus code 28177d2ba89bSJohn Baldwindevice sbp # SCSI over Firewire (Requires scbus and da) 281879acdabbSHidetoshi Shimokawadevice sbp_targ # SBP-2 Target mode (Requires scbus and targ) 2819869093b1SHidetoshi Shimokawadevice fwe # Ethernet over FireWire (non-standard!) 28201c9c6382SRuslan Ermilovdevice fwip # IP over FireWire (RFC2734 and RFC3146) 2821869093b1SHidetoshi Shimokawa 2822869093b1SHidetoshi Shimokawa##################################################################### 2823869093b1SHidetoshi Shimokawa# dcons support (Dumb Console Device) 2824869093b1SHidetoshi Shimokawa 2825869093b1SHidetoshi Shimokawadevice dcons # dumb console driver 2826869093b1SHidetoshi Shimokawadevice dcons_crom # FireWire attachment 2827869093b1SHidetoshi Shimokawaoptions DCONS_BUF_SIZE=16384 # buffer size 2828869093b1SHidetoshi Shimokawaoptions DCONS_POLL_HZ=100 # polling rate 2829869093b1SHidetoshi Shimokawaoptions DCONS_FORCE_CONSOLE=0 # force to be the primary console 2830869093b1SHidetoshi Shimokawaoptions DCONS_FORCE_GDB=1 # force to be the gdb device 28317d2ba89bSJohn Baldwin 28327d2ba89bSJohn Baldwin##################################################################### 28338b7ce2ffSSam Leffler# crypto subsystem 28348b7ce2ffSSam Leffler# 28351c9c6382SRuslan Ermilov# This is a port of the OpenBSD crypto framework. Include this when 2836b2630c29SGeorge V. Neville-Neil# configuring IPSEC and when you have a h/w crypto device to accelerate 28371c9c6382SRuslan Ermilov# user applications that link to OpenSSL. 28388b7ce2ffSSam Leffler# 28391c9c6382SRuslan Ermilov# Drivers are ports from OpenBSD with some simple enhancements that have 28401c9c6382SRuslan Ermilov# been fed back to OpenBSD. 28418b7ce2ffSSam Leffler 28428b7ce2ffSSam Lefflerdevice crypto # core crypto support 2843b65946c6SJohn-Mark Gurney 2844b65946c6SJohn-Mark Gurney# Only install the cryptodev device if you are running tests, or know 2845e0b231cbSJohn-Mark Gurney# specifically why you need it. In most cases, it is not needed and 2846e0b231cbSJohn-Mark Gurney# will make things slower. 28478b7ce2ffSSam Lefflerdevice cryptodev # /dev/crypto for access to h/w 28488b7ce2ffSSam Leffler 2849ac7e2c05SSam Lefflerdevice rndtest # FIPS 140-2 entropy tester 28508b7ce2ffSSam Leffler 28515033c43bSJohn Baldwindevice ccr # Chelsio T6 28525033c43bSJohn Baldwin 2853b7c4858fSSam Lefflerdevice hifn # Hifn 7951, 7781, etc. 2854b7c4858fSSam Leffleroptions HIFN_DEBUG # enable debugging support: hw.hifn.debug 2855b7c4858fSSam Leffleroptions HIFN_RNDTEST # enable rndtest support 2856b7c4858fSSam Leffler 2857b7c4858fSSam Lefflerdevice ubsec # Broadcom 5501, 5601, 58xx 2858b7c4858fSSam Leffleroptions UBSEC_DEBUG # enable debugging support: hw.ubsec.debug 2859b7c4858fSSam Leffleroptions UBSEC_RNDTEST # enable rndtest support 2860b7c4858fSSam Leffler 28618b7ce2ffSSam Leffler##################################################################### 28628b7ce2ffSSam Leffler 28638b7ce2ffSSam Leffler 2864785d2100SJohn Birrell# 2865785d2100SJohn Birrell# Embedded system options: 2866785d2100SJohn Birrell# 2867785d2100SJohn Birrell# An embedded system might want to run something other than init. 28680fc9f11dSSergey Kandaurovoptions INIT_PATH=/sbin/init:/rescue/init 2869bc0e3a03SJeroen Ruigrok van der Werven 2870bc0e3a03SJeroen Ruigrok van der Werven# Debug options 2871bc0e3a03SJeroen Ruigrok van der Wervenoptions BUS_DEBUG # enable newbus debugging 28721c9c6382SRuslan Ermilovoptions DEBUG_VFS_LOCKS # enable VFS lock debugging 2873395bb186SSam Leffleroptions SOCKBUF_DEBUG # enable sockbuf last record/mb tail checking 287441c1a233SGleb Smirnoffoptions IFMEDIA_DEBUG # enable debugging in net/if_media.c 2875bc0e3a03SJeroen Ruigrok van der Werven 2876e2c1a4e9SBenno Rice# 2877e2c1a4e9SBenno Rice# Verbose SYSINIT 2878e2c1a4e9SBenno Rice# 2879e2c1a4e9SBenno Rice# Make the SYSINIT process performed by mi_startup() verbose. This is very 2880e2c1a4e9SBenno Rice# useful when porting to a new architecture. If DDB is also enabled, this 2881e2c1a4e9SBenno Rice# will print function names instead of addresses. 2882e2c1a4e9SBenno Riceoptions VERBOSE_SYSINIT 2883e2c1a4e9SBenno Rice 2884446af86dSJohn Baldwin##################################################################### 2885446af86dSJohn Baldwin# SYSV IPC KERNEL PARAMETERS 2886446af86dSJohn Baldwin# 2887446af86dSJohn Baldwin# Maximum number of System V semaphores that can be used on the system at 2888446af86dSJohn Baldwin# one time. 2889446af86dSJohn Baldwinoptions SEMMNI=11 2890446af86dSJohn Baldwin 2891446af86dSJohn Baldwin# Total number of semaphores system wide 2892446af86dSJohn Baldwinoptions SEMMNS=61 2893446af86dSJohn Baldwin 2894446af86dSJohn Baldwin# Total number of undo structures in system 2895446af86dSJohn Baldwinoptions SEMMNU=31 2896446af86dSJohn Baldwin 2897446af86dSJohn Baldwin# Maximum number of System V semaphores that can be used by a single process 2898446af86dSJohn Baldwin# at one time. 2899446af86dSJohn Baldwinoptions SEMMSL=61 2900446af86dSJohn Baldwin 2901446af86dSJohn Baldwin# Maximum number of operations that can be outstanding on a single System V 2902446af86dSJohn Baldwin# semaphore at one time. 2903446af86dSJohn Baldwinoptions SEMOPM=101 2904446af86dSJohn Baldwin 2905446af86dSJohn Baldwin# Maximum number of undo operations that can be outstanding on a single 2906446af86dSJohn Baldwin# System V semaphore at one time. 2907446af86dSJohn Baldwinoptions SEMUME=11 2908446af86dSJohn Baldwin 2909446af86dSJohn Baldwin# Maximum number of shared memory pages system wide. 2910446af86dSJohn Baldwinoptions SHMALL=1025 2911446af86dSJohn Baldwin 2912446af86dSJohn Baldwin# Maximum size, in bytes, of a single System V shared memory region. 291325388b6cSBruce Evansoptions SHMMAX=(SHMMAXPGS*PAGE_SIZE+1) 2914446af86dSJohn Baldwinoptions SHMMAXPGS=1025 2915446af86dSJohn Baldwin 2916446af86dSJohn Baldwin# Minimum size, in bytes, of a single System V shared memory region. 2917446af86dSJohn Baldwinoptions SHMMIN=2 2918446af86dSJohn Baldwin 2919446af86dSJohn Baldwin# Maximum number of shared memory regions that can be used on the system 2920446af86dSJohn Baldwin# at one time. 2921446af86dSJohn Baldwinoptions SHMMNI=33 2922446af86dSJohn Baldwin 2923446af86dSJohn Baldwin# Maximum number of System V shared memory regions that can be attached to 2924446af86dSJohn Baldwin# a single process at one time. 2925446af86dSJohn Baldwinoptions SHMSEG=9 2926446af86dSJohn Baldwin 2927d9282887SDima Dorfman# Set the amount of time (in seconds) the system will wait before 2928d9282887SDima Dorfman# rebooting automatically when a kernel panic occurs. If set to (-1), 2929d9282887SDima Dorfman# the system will wait indefinitely until a key is pressed on the 2930d9282887SDima Dorfman# console. 2931d9282887SDima Dorfmanoptions PANIC_REBOOT_WAIT_TIME=16 2932d9282887SDima Dorfman 29335bbb8060STor Egge# Attempt to bypass the buffer cache and put data directly into the 29345bbb8060STor Egge# userland buffer for read operation when O_DIRECT flag is set on the 29355bbb8060STor Egge# file. Both offset and length of the read operation must be 29365bbb8060STor Egge# multiples of the physical media sector size. 29375bbb8060STor Egge# 2938995356dcSDag-Erling Smørgravoptions DIRECTIO 29395bbb8060STor Egge 29405bbb8060STor Egge# Specify a lower limit for the number of swap I/O buffers. They are 29415bbb8060STor Egge# (among other things) used when bypassing the buffer cache due to 29425bbb8060STor Egge# DIRECTIO kernel option enabled and O_DIRECT flag set on file. 29435bbb8060STor Egge# 2944995356dcSDag-Erling Smørgravoptions NSWBUF_MIN=120 29455bbb8060STor Egge 2946446af86dSJohn Baldwin##################################################################### 2947446af86dSJohn Baldwin 2948bc0e3a03SJeroen Ruigrok van der Werven# More undocumented options for linting. 29499c0ef6d5SOliver Fromme# Note that documenting these is not considered an affront. 2950bc0e3a03SJeroen Ruigrok van der Werven 2951bc0e3a03SJeroen Ruigrok van der Wervenoptions CAM_DEBUG_DELAY 295228d7984fSJeroen Ruigrok van der Werven 295328d7984fSJeroen Ruigrok van der Werven# VFS cluster debugging. 2954bc0e3a03SJeroen Ruigrok van der Wervenoptions CLUSTERDEBUG 295528d7984fSJeroen Ruigrok van der Werven 2956bc0e3a03SJeroen Ruigrok van der Wervenoptions DEBUG 29578b6f5e65SJeroen Ruigrok van der Werven 295828d7984fSJeroen Ruigrok van der Werven# Kernel filelock debugging. 2959bc0e3a03SJeroen Ruigrok van der Wervenoptions LOCKF_DEBUG 296028d7984fSJeroen Ruigrok van der Werven 29618b6f5e65SJeroen Ruigrok van der Werven# System V compatible message queues 29628b6f5e65SJeroen Ruigrok van der Werven# Please note that the values provided here are used to test kernel 29638b6f5e65SJeroen Ruigrok van der Werven# building. The defaults in the sources provide almost the same numbers. 29648b6f5e65SJeroen Ruigrok van der Werven# MSGSSZ must be a power of 2 between 8 and 1024. 29658b6f5e65SJeroen Ruigrok van der Wervenoptions MSGMNB=2049 # Max number of chars in queue 29668b6f5e65SJeroen Ruigrok van der Wervenoptions MSGMNI=41 # Max number of message queue identifiers 29678b6f5e65SJeroen Ruigrok van der Wervenoptions MSGSEG=2049 # Max number of message segments 29688b6f5e65SJeroen Ruigrok van der Wervenoptions MSGSSZ=16 # Size of a message segment 29698b6f5e65SJeroen Ruigrok van der Wervenoptions MSGTQL=41 # Max number of messages in system 29708b6f5e65SJeroen Ruigrok van der Werven 29718b6f5e65SJeroen Ruigrok van der Wervenoptions NBUF=512 # Number of buffer headers 29728b6f5e65SJeroen Ruigrok van der Werven 2973bc0e3a03SJeroen Ruigrok van der Wervenoptions SCSI_NCR_DEBUG 2974bc0e3a03SJeroen Ruigrok van der Wervenoptions SCSI_NCR_MAX_SYNC=10000 2975bc0e3a03SJeroen Ruigrok van der Wervenoptions SCSI_NCR_MAX_WIDE=1 2976bc0e3a03SJeroen Ruigrok van der Wervenoptions SCSI_NCR_MYADDR=7 29778b6f5e65SJeroen Ruigrok van der Werven 29788b6f5e65SJeroen Ruigrok van der Wervenoptions SC_DEBUG_LEVEL=5 # Syscons debug level 29798b6f5e65SJeroen Ruigrok van der Wervenoptions SC_RENDER_DEBUG # syscons rendering debugging 29808b6f5e65SJeroen Ruigrok van der Werven 29818b6f5e65SJeroen Ruigrok van der Wervenoptions VFS_BIO_DEBUG # VFS buffer I/O debugging 29828b6f5e65SJeroen Ruigrok van der Werven 2983316ec49aSScott Longoptions KSTACK_MAX_PAGES=32 # Maximum pages to give the kernel stack 2984b7627840SKonstantin Belousovoptions KSTACK_USAGE_PROF 2985316ec49aSScott Long 2986662d3818SScott Long# Adaptec Array Controller driver options 2987662d3818SScott Longoptions AAC_DEBUG # Debugging levels: 2988662d3818SScott Long # 0 - quiet, only emit warnings 2989662d3818SScott Long # 1 - noisy, emit major function 2990662d3818SScott Long # points and things done 2991662d3818SScott Long # 2 - extremely noisy, emit trace 2992662d3818SScott Long # items in loops, etc. 2993662d3818SScott Long 2994097055e2SEdward Tomasz Napierala# Resource Accounting 2995097055e2SEdward Tomasz Napieralaoptions RACCT 2996097055e2SEdward Tomasz Napierala 2997ec125fbbSEdward Tomasz Napierala# Resource Limits 2998ec125fbbSEdward Tomasz Napieralaoptions RCTL 2999ec125fbbSEdward Tomasz Napierala 30001e9ea774SBruce Evans# Yet more undocumented options for linting. 30011e9ea774SBruce Evans# BKTR_ALLOC_PAGES has no effect except to cause warnings, and 30021e9ea774SBruce Evans# BROOKTREE_ALLOC_PAGES hasn't actually been superseded by it, since the 30031e9ea774SBruce Evans# driver still mostly spells this option BROOKTREE_ALLOC_PAGES. 300425388b6cSBruce Evans##options BKTR_ALLOC_PAGES=(217*4+1) 300525388b6cSBruce Evansoptions BROOKTREE_ALLOC_PAGES=(217*4+1) 30061e9ea774SBruce Evansoptions MAXFILES=999 3007efba048eSXin LI 3008997b0a64SDag-Erling Smørgrav# Random number generator 300910cb2424SMark Murray# Only ONE of the below two may be used; they are mutually exclusive. 3010646041a8SMark Murray# If neither is present, then the Fortuna algorithm is selected. 3011646041a8SMark Murray#options RANDOM_YARROW # Yarrow CSPRNG (old default) 3012646041a8SMark Murray#options RANDOM_LOADABLE # Allow the algorithm to be loaded as 3013646041a8SMark Murray # a module. 3014e866d8f0SMark Murray# Select this to allow high-rate but potentially expensive 3015e866d8f0SMark Murray# harvesting of Slab-Allocator entropy. In very high-rate 3016e866d8f0SMark Murray# situations the value of doing this is dubious at best. 3017e866d8f0SMark Murrayoptions RANDOM_ENABLE_UMA # slab allocator 301881e3caafSJustin Hibbits 301981e3caafSJustin Hibbits# Module to enable execution of application via emulators like QEMU 302081e3caafSJustin Hibbitsoptions IMAGACT_BINMISC 3021aa14e9b7SMark Johnston 3022aa14e9b7SMark Johnston# zlib I/O stream support 3023aa14e9b7SMark Johnston# This enables support for compressed core dumps. 3024aa14e9b7SMark Johnstonoptions GZIO 3025fb403678SAdrian Chadd 3026fb403678SAdrian Chadd# BHND(4) drivers 3027fb403678SAdrian Chaddoptions BHND_LOGLEVEL # Logging threshold level 30282b3f6d66SOleksandr Tymoshenko 30292b3f6d66SOleksandr Tymoshenko# evdev interface 3030a6b15a34SOleksandr Tymoshenkodevice evdev # input event device support 3031a6b15a34SOleksandr Tymoshenkooptions EVDEV_SUPPORT # evdev support in legacy drivers 3032a6b15a34SOleksandr Tymoshenkooptions EVDEV_DEBUG # enable event debug msgs 3033a6b15a34SOleksandr Tymoshenkodevice uinput # install /dev/uinput cdev 3034a6b15a34SOleksandr Tymoshenkooptions UINPUT_DEBUG # enable uinput debug msgs 3035480f31c2SKonrad Witaszczyk 3036480f31c2SKonrad Witaszczyk# Encrypted kernel crash dumps. 3037480f31c2SKonrad Witaszczykoptions EKCD 3038