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 MODULES_OVERRIDE=""
41 options SCHED_4BSD # 4BSD scheduler
42 #options PREEMPTION # Enable kernel thread preemption
43 options INET # InterNETworking
44 #options INET6 # IPv6 communications protocols
45 #options SCTP # Stream Control Transmission Protocol
46 options FFS # Berkeley Fast Filesystem
47 options SOFTUPDATES # Enable FFS soft updates support
48 #options UFS_ACL # Support for access control lists
49 options UFS_DIRHASH # Improve performance on big directories
50 #options UFS_GJOURNAL # Enable gjournal-based UFS journaling
51 #options MD_ROOT # MD is a potential root device
52 options NANDFS # NAND file system
53 options NFSCL # Network Filesystem Client
54 #options NFSD # Network Filesystem Server
55 options NFSLOCKD # Network Lock Manager
56 options NFS_ROOT # NFS usable as /, requires NFSCL
57 options TMPFS # Efficient memory filesystem
58 #options MSDOSFS # MSDOS Filesystem
59 #options CD9660 # ISO 9660 Filesystem
60 #options PROCFS # Process filesystem (requires PSEUDOFS)
61 #options PSEUDOFS # Pseudo-filesystem framework
62 options GEOM_PART_BSD # BSD partition scheme
63 options GEOM_PART_MBR # MBR partition scheme
64 #options GEOM_PART_GPT # GUID Partition Tables.
65 #options GEOM_LABEL # Provides labelization
66 options SCSI_DELAY=5000 # Delay (in ms) before probing SCSI
67 options KTRACE # ktrace(1) support
68 #options STACK # stack(9) support
69 options SYSVSHM # SYSV-style shared memory
70 options SYSVMSG # SYSV-style message queues
71 options SYSVSEM # SYSV-style semaphores
72 options _KPOSIX_PRIORITY_SCHEDULING # POSIX P1003_1B real-time extensions
73 options PRINTF_BUFR_SIZE=128 # Prevent printf output being interspersed.
74 #options HWPMC_HOOKS # Necessary kernel hooks for hwpmc(4)
75 #options AUDIT # Security event auditing
76 #options CAPABILITY_MODE # Capsicum capability mode
77 #options CAPABILITIES # Capsicum capabilities
78 #options MAC # TrustedBSD MAC Framework
79 #options INCLUDE_CONFIG_FILE # Include this file in kernel
81 # NFS root from boopt/dhcp
83 #options BOOTP_NFSROOT
86 #options BOOTP_WIRED_TO=macb0
88 # s3 because s1 is reserved for the DOS parittions sometimes needed to
89 # boot off SD cards on the G20 and newer chips. s2 is reserved for
90 # nanobsd's config partition. s3 and s4 are for the ping-pong upgrade
91 # path. 9260 doesn't boot off SD, but let's keep things sane.
92 options ROOTDEVNAME=\"ufs:/dev/mmcsd0s3a\"
94 # Alternatively, boot from a USB card.
95 #options ROOTDEVNAME=\"ufs:/dev/da0s1a\"
97 # kernel/memory size reduction
98 options MUTEX_NOINLINE
99 options NO_FFS_SNAPSHOT
101 options NO_SYSCTL_DESCR
102 options RWLOCK_NOINLINE
104 # The `bpf' device enables the Berkeley Packet Filter.
105 # Be aware of the administrative consequences of enabling this!
106 # Note that 'bpf' is required for DHCP.
107 device bpf # Berkeley packet filter
110 device mii # Minimal MII support
111 device macb # Atmel AT91 Ethernet driver
114 device at91_twi # Atmel AT91 Two-wire Interface
115 device iic # I2C generic I/O device driver
116 device iicbus # I2C bus system
117 device icee # I2C eeprom
120 # See comment for DataFlash below
121 device at91_mci # Atmel AT91 Multimedia Card Interface
122 options AT91_MCI_HAS_4WIRE # 4 wires
123 options AT91_MCI_SLOT_B # Wired to slot B
124 device mmc # MMC/SD bus
125 device mmcsd # MMC/SD memory card
128 # The DataFlash and MMC card are wired together, so we must pick one or the
129 # other. This is due to pin mux, and also due to the design of the
130 # SAM9260EK board. SLOT A wouldn't have this issue.
131 #device at91_spi # Atmel AT91 Serial Peripheral Interface
132 #device spibus # SPI bus
133 #device at45d # Atmel AT45D
134 #device geom_map # GEOM partition mapping
137 device loop # Network loopback
138 device random # Entropy device
139 device ether # Ethernet support
140 #device vlan # 802.1Q VLAN support
141 #device tun # Packet tunnel.
142 device md # Memory "disks"
143 #device gif # IPv6 and IPv4 tunneling
144 #device firmware # firmware assist module
147 #device scbus # SCSI bus (required for ATA/SCSI)
148 #device ch # SCSI media changers
149 #device da # Direct Access (disks)
150 #device sa # Sequential Access (tape etc)
152 #device pass # Passthrough device (direct ATA/SCSI access)
153 #device ses # Enclosure Services (SES and SAF-TE)
154 #device ctl # CAM Target Layer
157 device uart # Multi-uart driver
160 #device ohci # OHCI USB interface
161 #device usb # USB Bus (required)
162 #device umass # Disks/Mass storage - Requires scbus and da
165 device at91_wdt # Atmel AT91 Watchdog Timer
167 # NAND Flash - Reference design has Samsung 256MB but others possible
168 device nand # NAND interface on CS3
176 # Don't include the SCSI/CAM strings in the default build
177 options SCSI_NO_SENSE_STRINGS
178 options SCSI_NO_OP_STRINGS
180 # .. And no sysctl strings
181 options NO_SYSCTL_DESCR
183 # For small memory footprints
184 options VM_KMEM_SIZE_SCALE=1