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 TCP_HHOOK # hhook(9) framework for TCP
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 # NFS root from boopt/dhcp
84 #options BOOTP_NFSROOT
87 #options BOOTP_WIRED_TO=macb0
89 # s3 because s1 is reserved for the DOS parittions sometimes needed to
90 # boot off SD cards on the G20 and newer chips. s2 is reserved for
91 # nanobsd's config partition. s3 and s4 are for the ping-pong upgrade
92 # path. 9260 doesn't boot off SD, but let's keep things sane.
93 options ROOTDEVNAME=\"ufs:/dev/mmcsd0s3a\"
95 # Alternatively, boot from a USB card.
96 #options ROOTDEVNAME=\"ufs:/dev/da0s1a\"
98 # kernel/memory size reduction
99 options MUTEX_NOINLINE
100 options NO_FFS_SNAPSHOT
102 options NO_SYSCTL_DESCR
103 options RWLOCK_NOINLINE
105 # The `bpf' device enables the Berkeley Packet Filter.
106 # Be aware of the administrative consequences of enabling this!
107 # Note that 'bpf' is required for DHCP.
108 device bpf # Berkeley packet filter
111 device mii # Minimal MII support
112 device macb # Atmel AT91 Ethernet driver
115 device at91_twi # Atmel AT91 Two-wire Interface
116 device iic # I2C generic I/O device driver
117 device iicbus # I2C bus system
118 device icee # I2C eeprom
121 # See comment for DataFlash below
122 device at91_mci # Atmel AT91 Multimedia Card Interface
123 options AT91_MCI_HAS_4WIRE # 4 wires
124 options AT91_MCI_SLOT_B # Wired to slot B
125 device mmc # MMC/SD bus
126 device mmcsd # MMC/SD memory card
129 # The DataFlash and MMC card are wired together, so we must pick one or the
130 # other. This is due to pin mux, and also due to the design of the
131 # SAM9260EK board. SLOT A wouldn't have this issue.
132 #device at91_spi # Atmel AT91 Serial Peripheral Interface
133 #device spibus # SPI bus
134 #device at45d # Atmel AT45D
135 #device geom_map # GEOM partition mapping
138 device loop # Network loopback
139 device random # Entropy device
140 device ether # Ethernet support
141 #device vlan # 802.1Q VLAN support
142 #device tun # Packet tunnel.
143 device md # Memory "disks"
144 #device gif # IPv6 and IPv4 tunneling
145 #device firmware # firmware assist module
148 #device scbus # SCSI bus (required for ATA/SCSI)
149 #device ch # SCSI media changers
150 #device da # Direct Access (disks)
151 #device sa # Sequential Access (tape etc)
153 #device pass # Passthrough device (direct ATA/SCSI access)
154 #device ses # Enclosure Services (SES and SAF-TE)
155 #device ctl # CAM Target Layer
158 device uart # Multi-uart driver
161 #device ohci # OHCI USB interface
162 #device usb # USB Bus (required)
163 #device umass # Disks/Mass storage - Requires scbus and da
166 device at91_wdt # Atmel AT91 Watchdog Timer
168 # NAND Flash - Reference design has Samsung 256MB but others possible
169 device nand # NAND interface on CS3
177 # Don't include the SCSI/CAM strings in the default build
178 options SCSI_NO_SENSE_STRINGS
179 options SCSI_NO_OP_STRINGS
181 # .. And no sysctl strings
182 options NO_SYSCTL_DESCR
184 # For small memory footprints
185 options VM_KMEM_SIZE_SCALE=1