SAM9G20EK revision 282504
1# Kernel configuration for Atmel AT91SAM9G20EK Rev B. development card 2# 3# For more information on this file, please read the handbook section on 4# Kernel Configuration Files: 5# 6# http://www.FreeBSD.org/doc/en_US.ISO8859-1/books/handbook/kernelconfig-config.html 7# 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 11# latest information. 12# 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 16# in NOTES. 17# 18# $FreeBSD: head/sys/arm/conf/SAM9G20EK 282504 2015-05-05 18:29:51Z andrew $ 19 20ident SAM9G20EK 21 22include "std.arm" 23include "../at91/std.sam9g20ek" 24 25#To statically compile in device wiring instead of /boot/device.hints 26hints "SAM9G20EK.hints" 27makeoptions MODULES_OVERRIDE="" 28 29makeoptions DEBUG=-g # Build kernel with gdb(1) debug symbols 30 31options SCHED_4BSD # 4BSD scheduler 32options INET # InterNETworking 33#options INET6 # IPv6 communications protocols 34options TMPFS # Efficient memory filesystem 35options FFS # Berkeley Fast Filesystem 36#options SOFTUPDATES # Enable FFS soft updates support 37#options UFS_ACL # Support for access control lists 38#options UFS_DIRHASH # Improve performance on big directories 39#options MD_ROOT # MD is a potential root device 40#options MD_ROOT_SIZE=4096 # 4MB ram disk 41options NANDFS # NAND file system 42options NFSCL # Network Filesystem Client 43#options NFSD # Network Filesystem Server 44#options NFSLOCKD # Network Lock Manager 45#options NFS_ROOT # NFS usable as /, requires NFSCL 46#options MSDOSFS # MSDOS Filesystem 47#options CD9660 # ISO 9660 Filesystem 48#options PROCFS # Process filesystem (requires PSEUDOFS) 49#options PSEUDOFS # Pseudo-filesystem framework 50options GEOM_PART_BSD # BSD partition scheme 51options GEOM_PART_MBR # MBR partition scheme 52#options SCSI_DELAY=5000 # Delay (in ms) before probing SCSI 53#options KTRACE # ktrace(1) support 54options SYSVSHM # SYSV-style shared memory 55options SYSVMSG # SYSV-style message queues 56options SYSVSEM # SYSV-style semaphores 57options _KPOSIX_PRIORITY_SCHEDULING # Posix P1003_1B real-time extensions 58 59# Debugging support. Always need this: 60options KDB # Enable kernel debugger support 61options DDB # Enable the kernel debugger 62#options INVARIANTS # Enable calls of extra sanity checking 63#options INVARIANT_SUPPORT # Extra sanity checks of internal structures, required by INVARIANTS 64#options WITNESS # Enable checks to detect deadlocks and cycles 65#options WITNESS_SKIPSPIN # Don't run witness on spinlocks for speed 66#options DIAGNOSTIC 67 68# NFS root from boopt/dhcp 69#options BOOTP 70#options BOOTP_NFSROOT 71#options BOOTP_COMPAT 72#options BOOTP_NFSV3 73#options BOOTP_WIRED_TO=ate0 74 75options ROOTDEVNAME=\"ufs:/dev/mmcsd0s1a\" 76 77# kernel/memory size reduction 78options MUTEX_NOINLINE 79options NO_FFS_SNAPSHOT 80options NO_SWAPPING 81options NO_SYSCTL_DESCR 82options RWLOCK_NOINLINE 83 84# The `bpf' device enables the Berkeley Packet Filter. 85# Be aware of the administrative consequences of enabling this! 86# Note that 'bpf' is required for DHCP. 87device bpf # Berkeley packet filter 88 89# Ethernet 90device mii # Minimal MII support 91device ate # Atmel AT91 Ethernet driver 92option AT91_ATE_USE_RMII 93 94# I2C 95device at91_twi # Atmel AT91 Two-wire Interface 96device iic # I2C generic I/O device driver 97device iicbus # I2C bus system 98device icee 99 100# MMC/SD 101device at91_mci # Atmel AT91 Multimedia Card Interface 102options AT91_MCI_HAS_4WIRE 103options AT91_MCI_SLOT_B 104device mmc # MMC/SD bus 105device mmcsd # MMC/SD memory card 106 107# DataFlash 108# NOTE: SPI DataFlash and mci/mmc/mmcsd have hardware 109# confilict on this card. Use one or the other. 110# see board_sam9g20ek.c 111#device at91_spi # Atmel AT91 Serial Peripheral Interface 112#device spibus # SPI bus 113#device at45d # at45db642 and maybe others 114 115# Pseudo devices. 116device loop # Network loopback 117device random # Entropy device 118device ether # Ethernet support 119device md # Memory "disks" 120 121# SCSI peripherals 122device scbus # SCSI bus (required for ATA/SCSI) 123device da # Direct Access (disks) 124device cd # CD 125device pass # Passthrough device (direct ATA/SCSI access) 126 127# Serial (COM) ports 128device uart # Multi-uart driver 129options ALT_BREAK_TO_DEBUGGER 130 131# USB support 132device ohci # OHCI USB interface 133device usb # USB Bus (required) 134device umass # Disks/Mass storage - Requires scbus and da 135device uhid # "Human Interface Devices" 136#device ulpt # Printer 137#device udbp # USB Double Bulk Pipe devices 138 139# USB Ethernet, requires miibus 140#device miibus 141#device aue # ADMtek USB Ethernet 142#device axe # ASIX Electronics USB Ethernet 143#device cdce # Generic USB over Ethernet 144#device cue # CATC USB Ethernet 145#device kue # Kawasaki LSI USB Ethernet 146#device rue # RealTek RTL8150 USB Ethernet 147#device udav # Davicom DM9601E USB 148 149# USB Wireless 150#device rum # Ralink Technology RT2501USB wireless NICs 151#device uath # Atheros AR5523 wireless NICs 152#device ural # Ralink Technology RT2500USB wireless NICs 153#device zyd # ZyDAS zd1211/zd1211b wireless NICs 154 155# Wireless NIC cards 156#device wlan # 802.11 support 157#device wlan_wep # 802.11 WEP support 158#device wlan_ccmp # 802.11 CCMP support 159#device wlan_tkip # 802.11 TKIP support 160#device wlan_amrr # AMRR transmit rate control algorithm 161 162# watchdog 163device at91_wdt # Atmel AT91 Watchdog Timer 164 165# NAND Flash - Reference design has Samsung 256MB but others possible 166device nand # NAND interface on CS3 167