1 # Kernel configuration for Atmel SAM9260-EK eval board
3 # For more information on this file, please read the config(5) manual page,
4 # and/or the handbook section on Kernel Configuration Files:
6 # http://www.FreeBSD.org/doc/en_US.ISO8859-1/books/handbook/kernelconfig-config.html
8 # The handbook is also available locally in /usr/share/doc/handbook
9 # if you've installed the doc distribution, otherwise always see the
10 # FreeBSD World Wide Web server (http://www.FreeBSD.org/) for the
13 # An exhaustive list of options and more detailed explanations of the
14 # device lines is also present in the ../../conf/NOTES and NOTES files.
15 # If you are in doubt as to the purpose or necessity of a line, check first
25 include "../at91/std.sam9260ek"
27 # Coming soon, but not yet
29 #options FDT_DTB_STATIC
30 #makeoptions FDT_DTS_FILE=sam9260ek.dts
33 options SOCDEV_PA=0xfc000000
34 options SOCDEV_VA=0xdc000000
36 # To statically compile in device wiring instead of /boot/device.hints
37 hints "SAM9260EK.hints"
39 #makeoptions DEBUG=-g # Build kernel with gdb(1) debug symbols
40 makeoptions MODULES_OVERRIDE=""
42 options SCHED_4BSD # 4BSD scheduler
43 #options PREEMPTION # Enable kernel thread preemption
44 options INET # InterNETworking
45 #options INET6 # IPv6 communications protocols
46 #options SCTP # Stream Control Transmission Protocol
47 options FFS # Berkeley Fast Filesystem
48 options SOFTUPDATES # Enable FFS soft updates support
49 #options UFS_ACL # Support for access control lists
50 options UFS_DIRHASH # Improve performance on big directories
51 #options UFS_GJOURNAL # Enable gjournal-based UFS journaling
52 #options MD_ROOT # MD is a potential root device
53 options NANDFS # NAND file system
54 options NFSCL # Network Filesystem Client
55 #options NFSD # Network Filesystem Server
56 options NFSLOCKD # Network Lock Manager
57 options NFS_ROOT # NFS usable as /, requires NFSCL
58 options TMPFS # Efficient memory filesystem
59 #options MSDOSFS # MSDOS Filesystem
60 #options CD9660 # ISO 9660 Filesystem
61 #options PROCFS # Process filesystem (requires PSEUDOFS)
62 #options PSEUDOFS # Pseudo-filesystem framework
63 options GEOM_PART_BSD # BSD partition scheme
64 options GEOM_PART_MBR # MBR partition scheme
65 #options GEOM_PART_GPT # GUID Partition Tables.
66 #options GEOM_LABEL # Provides labelization
67 options SCSI_DELAY=5000 # Delay (in ms) before probing SCSI
68 options KTRACE # ktrace(1) support
69 #options STACK # stack(9) support
70 options SYSVSHM # SYSV-style shared memory
71 options SYSVMSG # SYSV-style message queues
72 options SYSVSEM # SYSV-style semaphores
73 options _KPOSIX_PRIORITY_SCHEDULING # POSIX P1003_1B real-time extensions
74 options PRINTF_BUFR_SIZE=128 # Prevent printf output being interspersed.
75 #options HWPMC_HOOKS # Necessary kernel hooks for hwpmc(4)
76 #options AUDIT # Security event auditing
77 #options CAPABILITY_MODE # Capsicum capability mode
78 #options CAPABILITIES # Capsicum capabilities
79 #options MAC # TrustedBSD MAC Framework
80 #options INCLUDE_CONFIG_FILE # Include this file in kernel
82 # Debugging support. Always need this:
83 #options KDB # Enable kernel debugger support
84 # For minimum debugger support (stable branch) use:
85 #options KDB_TRACE # Print a stack trace for a panic
86 # For full debugger support use this instead:
87 #options DDB # Enable the kernel debugger
88 #options GDB # Support remote GDB
89 #options DEADLKRES # Enable the deadlock resolver
90 #options INVARIANTS # Enable calls of extra sanity checking
91 #options INVARIANT_SUPPORT # Extra sanity checks of internal structures, required by INVARIANTS
92 #options WITNESS # Enable checks to detect deadlocks and cycles
93 #options WITNESS_SKIPSPIN # Don't run witness on spinlocks for speed
94 #options MALLOC_DEBUG_MAXZONES=8 # Separate malloc(9) zones
96 # NFS root from boopt/dhcp
98 #options BOOTP_NFSROOT
101 #options BOOTP_WIRED_TO=macb0
103 # s3 because s1 is reserved for the DOS parittions sometimes needed to
104 # boot off SD cards on the G20 and newer chips. s2 is reserved for
105 # nanobsd's config partition. s3 and s4 are for the ping-pong upgrade
106 # path. 9260 doesn't boot off SD, but let's keep things sane.
107 options ROOTDEVNAME=\"ufs:/dev/mmcsd0s3a\"
109 # Alternatively, boot from a USB card.
110 #options ROOTDEVNAME=\"ufs:/dev/da0s1a\"
112 # kernel/memory size reduction
113 options MUTEX_NOINLINE
114 options NO_FFS_SNAPSHOT
116 options NO_SYSCTL_DESCR
117 options RWLOCK_NOINLINE
119 # The `bpf' device enables the Berkeley Packet Filter.
120 # Be aware of the administrative consequences of enabling this!
121 # Note that 'bpf' is required for DHCP.
122 device bpf # Berkeley packet filter
125 device mii # Minimal MII support
126 device macb # Atmel AT91 Ethernet driver
129 device at91_twi # Atmel AT91 Two-wire Interface
130 device iic # I2C generic I/O device driver
131 device iicbus # I2C bus system
132 device icee # I2C eeprom
135 # See comment for DataFlash below
136 device at91_mci # Atmel AT91 Multimedia Card Interface
137 options AT91_MCI_HAS_4WIRE # 4 wires
138 options AT91_MCI_SLOT_B # Wired to slot B
139 device mmc # MMC/SD bus
140 device mmcsd # MMC/SD memory card
143 # The DataFlash and MMC card are wired together, so we must pick one or the
144 # other. This is due to pin mux, and also due to the design of the
145 # SAM9260EK board. SLOT A wouldn't have this issue.
146 #device at91_spi # Atmel AT91 Serial Peripheral Interface
147 #device spibus # SPI bus
148 #device at45d # Atmel AT45D
149 #device geom_map # GEOM partition mapping
152 device loop # Network loopback
153 device random # Entropy device
154 device ether # Ethernet support
155 #device vlan # 802.1Q VLAN support
156 #device tun # Packet tunnel.
157 device md # Memory "disks"
158 #device gif # IPv6 and IPv4 tunneling
159 #device firmware # firmware assist module
162 #device scbus # SCSI bus (required for ATA/SCSI)
163 #device ch # SCSI media changers
164 #device da # Direct Access (disks)
165 #device sa # Sequential Access (tape etc)
167 #device pass # Passthrough device (direct ATA/SCSI access)
168 #device ses # Enclosure Services (SES and SAF-TE)
169 #device ctl # CAM Target Layer
172 device uart # Multi-uart driver
173 options ALT_BREAK_TO_DEBUGGER
176 #options USB_DEBUG # enable debug msgs
177 #device ohci # OHCI USB interface
178 #device usb # USB Bus (required)
179 #device umass # Disks/Mass storage - Requires scbus and da
182 device at91_wdt # Atmel AT91 Watchdog Timer
184 # NAND Flash - Reference design has Samsung 256MB but others possible
185 device nand # NAND interface on CS3
193 # Don't include the SCSI/CAM strings in the default build
194 options SCSI_NO_SENSE_STRINGS
195 options SCSI_NO_OP_STRINGS
197 # .. And no sysctl strings
198 options NO_SYSCTL_DESCR
200 # For small memory footprints
201 options VM_KMEM_SIZE_SCALE=1