IMX6 revision 281909
1# 2# Kernel configuration for Freescale i.MX6 systems. 3# 4# For more information on this file, please read the config(5) manual page, 5# and/or the handbook section on Kernel Configuration Files: 6# 7# http://www.FreeBSD.org/doc/en_US.ISO8859-1/books/handbook/kernelconfig-config.html 8# 9# The handbook is also available locally in /usr/share/doc/handbook 10# if you've installed the doc distribution, otherwise always see the 11# FreeBSD World Wide Web server (http://www.FreeBSD.org/) for the 12# latest information. 13# 14# An exhaustive list of options and more detailed explanations of the 15# device lines is also present in the ../../conf/NOTES and NOTES files. 16# If you are in doubt as to the purpose or necessity of a line, check first 17# in NOTES. 18# 19# $FreeBSD: head/sys/arm/conf/IMX6 281909 2015-04-23 22:20:43Z andrew $ 20 21ident IMX6 22include "../freescale/imx/std.imx6" 23 24options SOC_IMX6 25 26options HZ=500 # Scheduling quantum is 2 milliseconds. 27options SCHED_ULE # ULE scheduler 28options PREEMPTION # Enable kernel thread preemption 29options INET # InterNETworking 30options INET6 # IPv6 communications protocols 31options SCTP # Stream Control Transmission Protocol 32options FFS # Berkeley Fast Filesystem 33options SOFTUPDATES # Enable FFS soft updates support 34options UFS_ACL # Support for access control lists 35options UFS_DIRHASH # Improve performance on big directories 36options UFS_GJOURNAL # Enable gjournal-based UFS journaling 37options QUOTA # Enable disk quotas for UFS 38options NFSCL # Network Filesystem Client 39#options NFSD # Network Filesystem Server 40options NFSLOCKD # Network Lock Manager 41options NFS_ROOT # NFS usable as /, requires NFSCL 42options MSDOSFS # MSDOS Filesystem 43options CD9660 # ISO 9660 Filesystem 44options PROCFS # Process filesystem (requires PSEUDOFS) 45options PSEUDOFS # Pseudo-filesystem framework 46options TMPFS # Efficient memory filesystem 47options GEOM_PART_GPT # GUID Partition Tables 48options GEOM_PART_BSD # BSD partition scheme 49options GEOM_PART_MBR # MBR partition scheme 50options GEOM_LABEL # Provides labelization 51options KTRACE # ktrace(1) support 52options SYSVSHM # SYSV-style shared memory 53options SYSVMSG # SYSV-style message queues 54options SYSVSEM # SYSV-style semaphores 55options _KPOSIX_PRIORITY_SCHEDULING # POSIX P1003_1B real-time extensions 56options KBD_INSTALL_CDEV # install a CDEV entry in /dev 57options INCLUDE_CONFIG_FILE # Include this file in kernel 58options PLATFORM 59options FREEBSD_BOOT_LOADER # Process metadata passed from loader(8) 60options VFP # Enable floating point hardware support 61options SMP # Enable multiple cores 62 63# Debugging for use in -current 64makeoptions DEBUG=-g # Build kernel with gdb(1) debug symbols 65options KDB # Enable kernel debugger support 66# For minimum debugger support (stable branch) use: 67#options KDB_TRACE # Print a stack trace for a panic 68# For full debugger support use this instead: 69options DDB # Enable the kernel debugger 70#options GDB # Support remote GDB. 71# Other debugging options... 72options ALT_BREAK_TO_DEBUGGER # Use <CR><tilde><ctrl-b> to enter debugger. 73#options DEADLKRES # Enable the deadlock resolver 74#options INVARIANTS # Enable calls of extra sanity checking 75#options INVARIANT_SUPPORT # Extra sanity checks of internal structures, required by INVARIANTS 76#options WITNESS # Enable checks to detect deadlocks and cycles 77#options WITNESS_SKIPSPIN # Don't run witness on spinlocks for speed 78#options DIAGNOSTIC 79 80# NFS root from boopt/dhcp 81#options BOOTP 82#options BOOTP_NFSROOT 83#options BOOTP_COMPAT 84#options BOOTP_NFSV3 85#options BOOTP_WIRED_TO=ffec0 86 87# U-Boot stuff lives on slice 1, FreeBSD on slice 2. 88options ROOTDEVNAME=\"ufs:mmcsd0s2a\" 89 90# Pseudo devices. 91device loop # Network loopback 92device random # Entropy device 93device vlan # 802.1Q VLAN support 94device tun # Packet tunnel. 95device md # Memory "disks" 96#device gif # IPv6 and IPv4 tunneling 97#device firmware # firmware assist module 98device ether # Ethernet support 99device miibus # Required for ethernet 100device bpf # Berkeley packet filter (required for DHCP) 101 102# General-purpose input/output 103device gpio 104 105# Serial (COM) ports 106device uart # Multi-uart driver 107 108# SDCard 109device sdhci # SD controller 110device mmc # SD/MMC protocol 111device mmcsd # SDCard disk device 112 113# SCSI peripherals 114device scbus # SCSI bus (required for ATA/SCSI) 115device da # Direct Access (disks) 116device cd # CD 117device pass # Passthrough device (direct ATA/SCSI access) 118 119# USB support 120#options USB_DEBUG # enable debug msgs 121device ehci # OHCI USB interface 122device usb # USB Bus (required) 123device umass # Disks/Mass storage - Requires scbus and da 124device uhid # "Human Interface Devices" 125device u3g # USB modems 126#device ukbd # Allow keyboard like HIDs to control console 127#device ums # USB mouse 128 129# USB Ethernet, requires miibus 130#device aue # ADMtek USB Ethernet 131#device axe # ASIX Electronics USB Ethernet 132#device cdce # Generic USB over Ethernet 133#device cue # CATC USB Ethernet 134#device kue # Kawasaki LSI USB Ethernet 135#device rue # RealTek RTL8150 USB Ethernet 136#device udav # Davicom DM9601E USB 137 138# USB Wireless 139#device rum # Ralink Technology RT2501USB wireless NICs 140 141# Wireless NIC cards 142#device wlan # 802.11 support 143#device wlan_wep # 802.11 WEP support 144#device wlan_ccmp # 802.11 CCMP support 145#device wlan_tkip # 802.11 TKIP support 146#device wlan_amrr # AMRR transmit rate control algorithm 147 148# NOTE: serial console will be disabled if syscons enabled 149# Uncomment following lines for framebuffer/syscons support 150# Wandboard has no video console support yet. 151#device sc 152#device kbdmux 153#options SC_DFLT_FONT # compile font in 154#makeoptions SC_DFLT_FONT=cp437 155 156# Flattened Device Tree 157options FDT # Configure using FDT/DTB data 158makeoptions MODULES_EXTRA=dtb/imx6 159 160# SoC-specific devices 161device ffec # Freescale Fast Ethernet Controller 162device fsliic # Freescale i2c/iic 163device iic # iic protocol 164device iicbus # iic bus 165#device imxwdt # Watchdog. WARNING: can't be disabled!!! 166 167