IMX6 revision 268834
1264137Sian# Kernel configuration for Freescale i.MX6 systems. 2257489Sian# 3257489Sian# For more information on this file, please read the config(5) manual page, 4257489Sian# and/or the handbook section on Kernel Configuration Files: 5257489Sian# 6257489Sian# http://www.FreeBSD.org/doc/en_US.ISO8859-1/books/handbook/kernelconfig-config.html 7257489Sian# 8257489Sian# The handbook is also available locally in /usr/share/doc/handbook 9257489Sian# if you've installed the doc distribution, otherwise always see the 10257489Sian# FreeBSD World Wide Web server (http://www.FreeBSD.org/) for the 11257489Sian# latest information. 12257489Sian# 13257489Sian# An exhaustive list of options and more detailed explanations of the 14257489Sian# device lines is also present in the ../../conf/NOTES and NOTES files. 15257489Sian# If you are in doubt as to the purpose or necessity of a line, check first 16257489Sian# in NOTES. 17257489Sian# 18257489Sian# $FreeBSD: head/sys/arm/conf/IMX6 268834 2014-07-18 07:47:50Z br $ 19257489Sian 20262419Sianident IMX6 21257489Sianinclude "../freescale/imx/std.imx6" 22257489Sian 23264137Sianoptions HZ=500 # Scheduling quantum is 2 milliseconds. 24264137Sianoptions SCHED_ULE # ULE scheduler 25257489Sianoptions PREEMPTION # Enable kernel thread preemption 26257489Sianoptions INET # InterNETworking 27257489Sianoptions INET6 # IPv6 communications protocols 28257489Sian#options SCTP # Stream Control Transmission Protocol 29257489Sianoptions FFS # Berkeley Fast Filesystem 30257489Sianoptions SOFTUPDATES # Enable FFS soft updates support 31257489Sianoptions UFS_ACL # Support for access control lists 32257489Sianoptions UFS_DIRHASH # Improve performance on big directories 33257489Sianoptions UFS_GJOURNAL # Enable gjournal-based UFS journaling 34257489Sian#options MD_ROOT # MD is a potential root device 35257489Sianoptions NFSCL # New Network Filesystem Client 36257489Sian#options NFSD # New Network Filesystem Server 37257489Sianoptions NFSLOCKD # Network Lock Manager 38257489Sianoptions NFS_ROOT # NFS usable as /, requires NFSCL 39263301Simpoptions TMPFS # Efficient memory filesystem 40257489Sianoptions MSDOSFS # MSDOS Filesystem 41257489Sianoptions CD9660 # ISO 9660 Filesystem 42257489Sian#options PROCFS # Process filesystem (requires PSEUDOFS) 43257489Sianoptions PSEUDOFS # Pseudo-filesystem framework 44263245Simpoptions GEOM_PART_BSD # BSD partition scheme 45263245Simpoptions GEOM_PART_MBR # MBR partition scheme 46257489Sianoptions GEOM_PART_GPT # GUID Partition Tables. 47257489Sianoptions GEOM_LABEL # Provides labelization 48257489Sianoptions KTRACE # ktrace(1) support 49257489Sianoptions SYSVSHM # SYSV-style shared memory 50257489Sianoptions SYSVMSG # SYSV-style message queues 51257489Sianoptions SYSVSEM # SYSV-style semaphores 52257489Sianoptions _KPOSIX_PRIORITY_SCHEDULING # POSIX P1003_1B real-time extensions 53257489Sianoptions INCLUDE_CONFIG_FILE # Include this file in kernel 54257489Sian 55257489Sian# Debugging support. Always need this: 56257489Sianoptions KDB # Enable kernel debugger support. 57257489Sian# For minimum debugger support use KDB_TRACE, for interactive use DDB. 58257489Sian#options KDB_TRACE # Print a stack trace for a panic. 59257489Sianoptions DDB # Support DDB. 60257489Sian# For full debugger support use this instead: 61257489Sian#options GDB # Support remote GDB. 62257489Sian# Other debugging options... 63257489Sianmakeoptions DEBUG=-g # Build kernel with gdb(1) debug symbols 64257489Sianoptions ALT_BREAK_TO_DEBUGGER # Use <CR><tilde><ctrl-b> to enter debugger. 65257489Sian#options DEBUG 66257489Sian#options DEADLKRES # Enable the deadlock resolver 67257489Sian#options INVARIANTS # Enable calls of extra sanity checking 68257489Sian#options INVARIANT_SUPPORT # Extra sanity checks of internal structures, required by INVARIANTS 69257489Sian#options WITNESS # Enable checks to detect deadlocks and cycles 70257489Sian 71257489Sian# Pseudo devices. 72262354Siandevice loop # Network loopback 73262354Siandevice random # Entropy device 74262354Siandevice vlan # 802.1Q VLAN support 75262354Siandevice tun # Packet tunnel. 76262354Siandevice md # Memory "disks" 77262354Sian#device gif # IPv6 and IPv4 tunneling 78262354Sian#device faith # IPv6-to-IPv4 relaying (translation) 79262354Sian#device firmware # firmware assist module 80262354Siandevice ether # Ethernet support 81262354Siandevice miibus # Required for ethernet 82262354Siandevice bpf # Berkeley packet filter (required for DHCP) 83262354Sian#device iomux # IO Multiplexor 84257489Sian 85268834Sbr# General-purpose input/output 86268834Sbrdevice gpio 87268834Sbr 88257489Sian# Serial (COM) ports 89262354Siandevice uart # Multi-uart driver 90257489Sian 91262354Sian# SDCard 92262354Siandevice sdhci # SD controller 93262354Siandevice mmc # SD/MMC protocol 94262354Siandevice mmcsd # SDCard disk device 95257489Sian 96257489Sian# SCSI peripherals 97262354Siandevice scbus # SCSI bus (required for SCSI) 98262354Siandevice da # Direct Access (disks) 99262354Siandevice cd # CD 100262354Siandevice pass # Passthrough device (direct SCSI access) 101257489Sian 102257489Sian# USB support 103262354Sian#options USB_DEBUG # enable debug msgs 104262354Siandevice ehci # OHCI USB interface 105262354Siandevice usb # USB Bus (required) 106262354Siandevice umass # Disks/Mass storage - Requires scbus and da 107262354Siandevice uhid # "Human Interface Devices" 108262354Siandevice u3g # USB modems 109262354Sian#device ukbd # Allow keyboard like HIDs to control console 110262354Sian#device ums # USB mouse 111257489Sian 112268834Sbr# USB Ethernet, requires miibus 113262354Sian#device aue # ADMtek USB Ethernet 114262354Sian#device axe # ASIX Electronics USB Ethernet 115262354Sian#device cdce # Generic USB over Ethernet 116262354Sian#device cue # CATC USB Ethernet 117262354Sian#device kue # Kawasaki LSI USB Ethernet 118262354Sian#device rue # RealTek RTL8150 USB Ethernet 119262354Sian#device udav # Davicom DM9601E USB 120257489Sian 121257489Sian# USB Wireless 122262354Sian#device rum # Ralink Technology RT2501USB wireless NICs 123257489Sian 124257489Sian# Wireless NIC cards 125262354Sian#device wlan # 802.11 support 126262354Sian#device wlan_wep # 802.11 WEP support 127262354Sian#device wlan_ccmp # 802.11 CCMP support 128262354Sian#device wlan_tkip # 802.11 TKIP support 129262354Sian#device wlan_amrr # AMRR transmit rate control algorithm 130257489Sian 131257489Sian# NOTE: serial console will be disabled if syscons enabled 132257489Sian# Uncomment following lines for framebuffer/syscons support 133257489Sian# Wandboard has no video console support yet. 134257489Sian#device sc 135257489Sian#device kbdmux 136262354Sian#options SC_DFLT_FONT # compile font in 137257489Sian#makeoptions SC_DFLT_FONT=cp437 138257489Sian 139257489Sian# required for netbooting 140257489Sian#options BOOTP 141257489Sian#options BOOTP_COMPAT 142257489Sian#options BOOTP_NFSROOT 143257489Sian#options BOOTP_NFSV3 144257489Sian#options BOOTP_WIRED_TO=ffec0 145257489Sian 146257489Sian# U-Boot stuff lives on slice 1, FreeBSD on slice 2. 147257489Sianoptions ROOTDEVNAME=\"ufs:mmcsd0s2a\" 148257489Sian 149262354Sian# ARM and SoC-specific options 150262354Sianoptions FDT # Configure using FDT/DTB data. 151262695Sianoptions SMP # Enable multiple cores 152262354Sianoptions VFP # Enable floating point hardware support 153262354Sianoptions FREEBSD_BOOT_LOADER # Process metadata passed from loader(8) 154257489Sian 155262354Sian# SoC-specific devices 156262354Siandevice ffec # Freescale Fast Ethernet Controller 157262354Sian#device fsliic # Freescale i2c/iic (not ready yet) 158262354Sian#device iic # iic protocol 159262354Sian#device iicbus # iic bus 160262354Sian#device imxwdt # Watchdog. WARNING: can't be disabled!!! 161257489Sian 162