2 # GENERIC -- Generic kernel configuration file for FreeBSD/sparc64
4 # For more information on this file, please read the handbook section on
5 # Kernel Configuration Files:
7 # http://www.FreeBSD.org/doc/en_US.ISO8859-1/books/handbook/kernelconfig-config.html
9 # The handbook is also available locally in /usr/share/doc/handbook
10 # if you've installed the doc distribution, otherwise always see the
11 # FreeBSD World Wide Web server (http://www.FreeBSD.org/) for the
14 # An exhaustive list of options and more detailed explanations of the
15 # device lines is also present in the ../../conf/NOTES and NOTES files.
16 # If you are in doubt as to the purpose or necessity of a line, check first
19 # For hardware specific information check HARDWARE.TXT
26 makeoptions DEBUG=-g # Build kernel with gdb(1) debug symbols
27 makeoptions NO_MODULES="" # disable modules (aicasm in buildenv)
30 # At this time all platforms are supported, as-is.
32 options SCHED_4BSD # 4BSD scheduler
33 #options PREEMPTION # Enable kernel thread preemption
34 options INET # InterNETworking
35 options INET6 # IPv6 communications protocols
36 options FFS # Berkeley Fast Filesystem
37 options SOFTUPDATES # Enable FFS soft updates support
38 options UFS_ACL # Support for access control lists
39 options UFS_DIRHASH # Improve performance on big directories
40 options UFS_GJOURNAL # Enable gjournal-based UFS journaling
41 options MD_ROOT # MD is a potential root device
42 options NFSCLIENT # Network Filesystem Client
43 options NFSSERVER # Network Filesystem Server
44 options NFS_ROOT # NFS usable as /, requires NFSCLIENT
45 #options MSDOSFS # MSDOS Filesystem
47 options CD9660 # ISO 9660 Filesystem
48 options PROCFS # Process filesystem (requires PSEUDOFS)
49 options PSEUDOFS # Pseudo-filesystem framework
50 options GEOM_PART_GPT # GUID Partition Tables.
51 options GEOM_LABEL # Provides labelization
52 options COMPAT_43 # Compatible with BSD 4.3 [KEEP THIS!]
53 options COMPAT_43TTY # BSD 4.3 TTY compat [KEEP THIS!]
54 options COMPAT_FREEBSD5 # Compatible with FreeBSD5
55 options SCSI_DELAY=5000 # Delay (in ms) before probing SCSI
56 options KTRACE # ktrace(1) support
57 options SYSVSHM # SYSV-style shared memory
58 options SYSVMSG # SYSV-style message queues
59 options SYSVSEM # SYSV-style semaphores
60 options _KPOSIX_PRIORITY_SCHEDULING # POSIX P1003_1B real-time extensions
61 options AHC_REG_PRETTY_PRINT # Print register bitfields in debug
62 # output. Adds ~128k to driver.
63 options ADAPTIVE_GIANT # Giant mutex is adaptive.
64 options PRINTF_BUFR_SIZE=128 # Prevent printf output being interspersed.
66 # Debugging for use in -current
67 options KDB # Enable kernel debugger support.
69 options DDB # Support DDB.
70 #options TRAP_TRACING # Enable trap tracing.
71 #options TRAP_TRACE_ENTRIES=256 # Trap trace buffer entries.
72 #options GDB # Support remote GDB.
73 #options INVARIANTS # Enable calls of extra sanity checking
74 #options INVARIANT_SUPPORT # Extra sanity checks of internal structures, required by INVARIANTS
75 #options WITNESS # Enable checks to detect deadlocks and cycles
76 #options WITNESS_SKIPSPIN # Don't run witness on spinlocks for speed
78 #options DEBUG_VFS_LOCKS
80 # To make an SMP kernel, the next line is needed
81 options SMP # Symmetric MultiProcessor Kernel
91 # ATA and ATAPI devices
93 #device atadisk # ATA disk drives
94 device atapicd # ATAPI CDROM drives
95 #device atapifd # ATAPI floppy drives
96 #device atapist # ATAPI tape drives
97 # Do NOT enable ATA_STATIC_ID -- cmd646 controller will be !ata2!,
98 # and you will not mount an ATA /.
99 #options ATA_STATIC_ID # Static device numbering
102 #device ahc # AHA2940 and onboard AIC7xxx devices
103 #device isp # Qlogic family
104 #device ispfw # Firmware module for Qlogic host adapters
105 device mpt # LSI-Logic MPT-Fusion (not yet)
106 #device ncr # NCR/Symbios Logic
107 #device sym # NCR/Symbios Logic (newer chipsets + those of `ncr')
108 #device esp # NCR53c9x (FEPS/FAS366)
111 device scbus # SCSI bus (required for SCSI)
112 device ch # SCSI media changers
113 device da # Direct Access (disks)
114 device sa # Sequential Access (tape etc)
116 device pass # Passthrough device (direct SCSI access)
117 device ses # SCSI Environmental Services (and SAF-TE)
120 #device amr # AMI MegaRAID
121 #device mlx # Mylex DAC960 family
123 # syscons is the default console driver, resembling an SCO console
125 #device splash # Splash screen and screen saver support
126 #options KBD_INSTALL_CDEV # install a CDEV entry in /dev
128 #device ofw_console # Open Firmware console device
131 #device auxio # auxiliary I/O device
132 #device clkbrd # Clock Board (blinkenlight on Sun Exx00)
133 #device eeprom # eeprom (really a front-end for the MK48Txx)
134 #device mk48txx # Mostek MK48Txx clocks
135 #device rtc # rtc (really a front-end for the MC146818)
136 #device mc146818 # Motorola MC146818 and compatible clocks
139 #device sab # Siemens SAB82532 based serial ports
140 #device uart # Multi-uart driver
141 #device puc # Multi-channel uarts
145 #device ppbus # Parallel port bus (required)
146 #device lpt # Printer
147 #device plip # TCP/IP over parallel
148 #device ppi # Parallel port interface device
149 #device vpo # Requires scbus and da
152 #device de # DEC/Intel DC21x4x (``Tulip'')
153 device em # Intel PRO/1000 adapter Gigabit Ethernet Card
154 #device ixgb # Intel PRO/10GbE Ethernet Card
155 #device le # AMD Am7900 LANCE and Am79C9xx PCnet
156 #device txp # 3Com 3cR990 (``Typhoon'')
157 #device vx # 3Com 3c590, 3c595 (``Vortex'')
159 # PCI Ethernet NICs that use the common MII bus controller code.
160 # NOTE: Be sure to keep the 'device miibus' line in order to use these NICs!
161 device miibus # MII bus support
162 device bge # Broadcom BCM570xx Gigabit Ethernet
165 device loop # Network loopback
166 device random # Entropy device
167 device ether # Ethernet support
168 device sl # Kernel SLIP
169 device ppp # Kernel PPP
170 device tun # Packet tunnel.
171 device pty # Pseudo-ttys (telnet etc)
172 device md # Memory "disks"
173 device gif # IPv6 and IPv4 tunneling
174 device faith # IPv6-to-IPv4 relaying (translation)
176 # The `bpf' device enables the Berkeley Packet Filter.
177 # Be aware of the administrative consequences of enabling this!
178 # Note that 'bpf' is required for DHCP.
179 device bpf # Berkeley packet filter
182 #device uhci # UHCI PCI->USB interface
183 #device ohci # OHCI PCI->USB interface
184 device usb # USB Bus (required)
185 #device udbp # USB Double Bulk Pipe devices
186 device ugen # Generic
187 device uhid # "Human Interface Devices"
188 #device ukbd # Keyboard
189 device ulpt # Printer
190 #device umass # Disks/Mass storage - Requires scbus and da
192 #device urio # Diamond Rio 500 MP3 player
193 #device uscanner # Scanners
194 # USB Ethernet, requires mii
195 #device aue # ADMtek USB Ethernet
196 #device axe # ASIX Electronics USB Ethernet
197 #device cdce # Generic USB over Ethernet
198 #device cue # CATC USB Ethernet
199 #device kue # Kawasaki LSI USB Ethernet
200 #device rue # RealTek RTL8150 USB Ethernet
203 #device firewire # FireWire bus code
204 #device sbp # SCSI over FireWire (Requires scbus and da)
205 #device fwe # Ethernet over FireWire (non-standard!)
207 #options SIMULATOR # compile for ISA simulator
209 #options KTR_MASK=(KTR_TRAP)
213 #options DEBUG_VFS_LOCKS
217 # sched_lock incurs a rather high overhead at a 1000Hz with 32 cpus
218 # on most arches and in most cases 1000Hz pessimizes performance
219 # its choice was not adequately researched