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# Kernel configuration for Atmel SAM9260-EK eval board
#
# For more information on this file, please read the config(5) manual page,
# and/or the handbook section on Kernel Configuration Files:
#
# https://www.FreeBSD.org/doc/en_US.ISO8859-1/books/handbook/kernelconfig-config.html
#
# The handbook is also available locally in /usr/share/doc/handbook
# if you've installed the doc distribution, otherwise always see the
# FreeBSD World Wide Web server (https://www.FreeBSD.org/) for the
# latest information.
#
# An exhaustive list of options and more detailed explanations of the
# device lines is also present in the ../../conf/NOTES and NOTES files.
# If you are in doubt as to the purpose or necessity of a line, check first
# in NOTES.
#
# $FreeBSD$
#NO_UNIVERSE
ident SAM9260EK
include "std.arm"
include "../at91/std.sam9260ek"
# Coming soon, but not yet
#options FDT
#options FDT_DTB_STATIC
#makeoptions FDT_DTS_FILE=sam9260ek.dts
options EARLY_PRINTF
options SOCDEV_PA=0xfc000000
options SOCDEV_VA=0xdc000000
# To statically compile in device wiring instead of /boot/device.hints
hints "SAM9260EK.hints"
makeoptions MODULES_OVERRIDE=""
options SCHED_4BSD # 4BSD scheduler
#options PREEMPTION # Enable kernel thread preemption
options INET # InterNETworking
#options INET6 # IPv6 communications protocols
options TCP_HHOOK # hhook(9) framework for TCP
#options SCTP # Stream Control Transmission Protocol
options FFS # Berkeley Fast Filesystem
options SOFTUPDATES # Enable FFS soft updates support
#options UFS_ACL # Support for access control lists
options UFS_DIRHASH # Improve performance on big directories
#options UFS_GJOURNAL # Enable gjournal-based UFS journaling
#options MD_ROOT # MD is a potential root device
options NANDFS # NAND file system
options NFSCL # Network Filesystem Client
#options NFSD # Network Filesystem Server
options NFSLOCKD # Network Lock Manager
options NFS_ROOT # NFS usable as /, requires NFSCL
options TMPFS # Efficient memory filesystem
#options MSDOSFS # MSDOS Filesystem
#options CD9660 # ISO 9660 Filesystem
#options PROCFS # Process filesystem (requires PSEUDOFS)
#options PSEUDOFS # Pseudo-filesystem framework
options GEOM_PART_BSD # BSD partition scheme
options GEOM_PART_MBR # MBR partition scheme
#options GEOM_PART_GPT # GUID Partition Tables.
#options GEOM_LABEL # Provides labelization
options SCSI_DELAY=5000 # Delay (in ms) before probing SCSI
options KTRACE # ktrace(1) support
#options STACK # stack(9) support
options SYSVSHM # SYSV-style shared memory
options SYSVMSG # SYSV-style message queues
options SYSVSEM # SYSV-style semaphores
options _KPOSIX_PRIORITY_SCHEDULING # POSIX P1003_1B real-time extensions
options PRINTF_BUFR_SIZE=128 # Prevent printf output being interspersed.
#options HWPMC_HOOKS # Necessary kernel hooks for hwpmc(4)
#options AUDIT # Security event auditing
#options CAPABILITY_MODE # Capsicum capability mode
#options CAPABILITIES # Capsicum capabilities
#options MAC # TrustedBSD MAC Framework
#options INCLUDE_CONFIG_FILE # Include this file in kernel
# NFS root from boopt/dhcp
#options BOOTP
#options BOOTP_NFSROOT
#options BOOTP_COMPAT
#options BOOTP_NFSV3
#options BOOTP_WIRED_TO=macb0
# s3 because s1 is reserved for the DOS parittions sometimes needed to
# boot off SD cards on the G20 and newer chips. s2 is reserved for
# nanobsd's config partition. s3 and s4 are for the ping-pong upgrade
# path. 9260 doesn't boot off SD, but let's keep things sane.
options ROOTDEVNAME=\"ufs:/dev/mmcsd0s3a\"
# Alternatively, boot from a USB card.
#options ROOTDEVNAME=\"ufs:/dev/da0s1a\"
# kernel/memory size reduction
options MUTEX_NOINLINE
options NO_FFS_SNAPSHOT
options NO_SWAPPING
options NO_SYSCTL_DESCR
options RWLOCK_NOINLINE
# The `bpf' device enables the Berkeley Packet Filter.
# Be aware of the administrative consequences of enabling this!
# Note that 'bpf' is required for DHCP.
device bpf # Berkeley packet filter
# Ethernet
device mii # Minimal MII support
device macb # Atmel AT91 Ethernet driver
# I2C
device at91_twi # Atmel AT91 Two-wire Interface
device iic # I2C generic I/O device driver
device iicbus # I2C bus system
device icee # I2C eeprom
# MMC/SD
# See comment for DataFlash below
device at91_mci # Atmel AT91 Multimedia Card Interface
options AT91_MCI_HAS_4WIRE # 4 wires
options AT91_MCI_SLOT_B # Wired to slot B
device mmc # MMC/SD bus
device mmcsd # MMC/SD memory card
# DataFlash
# The DataFlash and MMC card are wired together, so we must pick one or the
# other. This is due to pin mux, and also due to the design of the
# SAM9260EK board. SLOT A wouldn't have this issue.
#device at91_spi # Atmel AT91 Serial Peripheral Interface
#device spibus # SPI bus
#device at45d # Atmel AT45D
#device geom_map # GEOM partition mapping
# Pseudo devices.
device loop # Network loopback
device random # Entropy device
device ether # Ethernet support
#device vlan # 802.1Q VLAN support
#device tun # Packet tunnel.
device md # Memory "disks"
#device gif # IPv6 and IPv4 tunneling
#device firmware # firmware assist module
# SCSI peripherals
#device scbus # SCSI bus (required for ATA/SCSI)
#device ch # SCSI media changers
#device da # Direct Access (disks)
#device sa # Sequential Access (tape etc)
#device cd # CD/DVD
#device pass # Passthrough device (direct ATA/SCSI access)
#device ses # Enclosure Services (SES and SAF-TE)
#device ctl # CAM Target Layer
# Serial (COM) ports
device uart # Multi-uart driver
# USB support
#device ohci # OHCI USB interface
#device usb # USB Bus (required)
#device umass # Disks/Mass storage - Requires scbus and da
# watchdog
device at91_wdt # Atmel AT91 Watchdog Timer
# NAND Flash - Reference design has Samsung 256MB but others possible
device nand # NAND interface on CS3
options NSFBUFS=128
maxusers 32
# Limit IO size
options NBUF=128
# Don't include the SCSI/CAM strings in the default build
options SCSI_NO_SENSE_STRINGS
options SCSI_NO_OP_STRINGS
# .. And no sysctl strings
options NO_SYSCTL_DESCR
# For small memory footprints
options VM_KMEM_SIZE_SCALE=1
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