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 COMPAT_FREEBSD5 # Compatible with FreeBSD5
68 #options COMPAT_FREEBSD6 # Compatible with FreeBSD6
69 #options COMPAT_FREEBSD7 # Compatible with FreeBSD7
70 options SCSI_DELAY=5000 # Delay (in ms) before probing SCSI
71 options KTRACE # ktrace(1) support
72 #options STACK # stack(9) support
73 options SYSVSHM # SYSV-style shared memory
74 options SYSVMSG # SYSV-style message queues
75 options SYSVSEM # SYSV-style semaphores
76 options _KPOSIX_PRIORITY_SCHEDULING # POSIX P1003_1B real-time extensions
77 options PRINTF_BUFR_SIZE=128 # Prevent printf output being interspersed.
78 #options HWPMC_HOOKS # Necessary kernel hooks for hwpmc(4)
79 #options AUDIT # Security event auditing
80 #options CAPABILITY_MODE # Capsicum capability mode
81 #options CAPABILITIES # Capsicum capabilities
82 #options MAC # TrustedBSD MAC Framework
83 #options INCLUDE_CONFIG_FILE # Include this file in kernel
85 # Debugging support. Always need this:
86 #options KDB # Enable kernel debugger support
87 # For minimum debugger support (stable branch) use:
88 #options KDB_TRACE # Print a stack trace for a panic
89 # For full debugger support use this instead:
90 #options DDB # Enable the kernel debugger
91 #options GDB # Support remote GDB
92 #options DEADLKRES # Enable the deadlock resolver
93 #options INVARIANTS # Enable calls of extra sanity checking
94 #options INVARIANT_SUPPORT # Extra sanity checks of internal structures, required by INVARIANTS
95 #options WITNESS # Enable checks to detect deadlocks and cycles
96 #options WITNESS_SKIPSPIN # Don't run witness on spinlocks for speed
97 #options MALLOC_DEBUG_MAXZONES=8 # Separate malloc(9) zones
99 # NFS root from boopt/dhcp
101 #options BOOTP_NFSROOT
102 #options BOOTP_COMPAT
104 #options BOOTP_WIRED_TO=macb0
106 # s3 because s1 is reserved for the DOS parittions sometimes needed to
107 # boot off SD cards on the G20 and newer chips. s2 is reserved for
108 # nanobsd's config partition. s3 and s4 are for the ping-pong upgrade
109 # path. 9260 doesn't boot off SD, but let's keep things sane.
110 options ROOTDEVNAME=\"ufs:/dev/mmcsd0s3a\"
112 # Alternatively, boot from a USB card.
113 #options ROOTDEVNAME=\"ufs:/dev/da0s1a\"
115 # kernel/memory size reduction
116 options MUTEX_NOINLINE
117 options NO_FFS_SNAPSHOT
119 options NO_SYSCTL_DESCR
120 options RWLOCK_NOINLINE
122 # The `bpf' device enables the Berkeley Packet Filter.
123 # Be aware of the administrative consequences of enabling this!
124 # Note that 'bpf' is required for DHCP.
125 device bpf # Berkeley packet filter
128 device mii # Minimal MII support
129 device macb # Atmel AT91 Ethernet driver
132 device at91_twi # Atmel AT91 Two-wire Interface
133 device iic # I2C generic I/O device driver
134 device iicbus # I2C bus system
135 device icee # I2C eeprom
138 # See comment for DataFlash below
139 device at91_mci # Atmel AT91 Multimedia Card Interface
140 options AT91_MCI_HAS_4WIRE # 4 wires
141 options AT91_MCI_SLOT_B # Wired to slot B
142 device mmc # MMC/SD bus
143 device mmcsd # MMC/SD memory card
146 # The DataFlash and MMC card are wired together, so we must pick one or the
147 # other. This is due to pin mux, and also due to the design of the
148 # SAM9260EK board. SLOT A wouldn't have this issue.
149 #device at91_spi # Atmel AT91 Serial Peripheral Interface
150 #device spibus # SPI bus
151 #device at45d # Atmel AT45D
152 #device geom_map # GEOM partition mapping
155 device loop # Network loopback
156 device random # Entropy device
157 device ether # Ethernet support
158 #device vlan # 802.1Q VLAN support
159 #device tun # Packet tunnel.
160 device md # Memory "disks"
161 #device gif # IPv6 and IPv4 tunneling
162 #device firmware # firmware assist module
165 #device scbus # SCSI bus (required for ATA/SCSI)
166 #device ch # SCSI media changers
167 #device da # Direct Access (disks)
168 #device sa # Sequential Access (tape etc)
170 #device pass # Passthrough device (direct ATA/SCSI access)
171 #device ses # Enclosure Services (SES and SAF-TE)
172 #device ctl # CAM Target Layer
175 device uart # Multi-uart driver
176 options ALT_BREAK_TO_DEBUGGER
179 #options USB_DEBUG # enable debug msgs
180 #device ohci # OHCI USB interface
181 #device usb # USB Bus (required)
182 #device umass # Disks/Mass storage - Requires scbus and da
185 device at91_wdt # Atmel AT91 Watchdog Timer
187 # NAND Flash - Reference design has Samsung 256MB but others possible
188 device nand # NAND interface on CS3
196 # Don't include the SCSI/CAM strings in the default build
197 options SCSI_NO_SENSE_STRINGS
198 options SCSI_NO_OP_STRINGS
200 # .. And no sysctl strings
201 options NO_SYSCTL_DESCR
203 # For small memory footprints
204 options VM_KMEM_SIZE_SCALE=1