IMX6 revision 282576
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 282576 2015-05-07 12:38:23Z andrew $ 20 21ident IMX6 22include "std.armv6" 23include "../freescale/imx/std.imx6" 24 25options SOC_IMX6 26 27options HZ=500 # Scheduling quantum is 2 milliseconds. 28options SCHED_ULE # ULE scheduler 29#options NFSD # Network Filesystem Server 30options INCLUDE_CONFIG_FILE # Include this file in kernel 31options PLATFORM 32options SMP # Enable multiple cores 33 34# Debugging for use in -current 35makeoptions DEBUG=-g # Build kernel with gdb(1) debug symbols 36options KDB # Enable kernel debugger support 37# For minimum debugger support (stable branch) use: 38#options KDB_TRACE # Print a stack trace for a panic 39# For full debugger support use this instead: 40options DDB # Enable the kernel debugger 41#options GDB # Support remote GDB. 42# Other debugging options... 43options ALT_BREAK_TO_DEBUGGER # Use <CR><tilde><ctrl-b> to enter debugger. 44#options DEADLKRES # Enable the deadlock resolver 45#options INVARIANTS # Enable calls of extra sanity checking 46#options INVARIANT_SUPPORT # Extra sanity checks of internal structures, required by INVARIANTS 47#options WITNESS # Enable checks to detect deadlocks and cycles 48#options WITNESS_SKIPSPIN # Don't run witness on spinlocks for speed 49#options DIAGNOSTIC 50 51# NFS root from boopt/dhcp 52#options BOOTP 53#options BOOTP_NFSROOT 54#options BOOTP_COMPAT 55#options BOOTP_NFSV3 56#options BOOTP_WIRED_TO=ffec0 57 58# U-Boot stuff lives on slice 1, FreeBSD on slice 2. 59options ROOTDEVNAME=\"ufs:mmcsd0s2a\" 60 61# Pseudo devices. 62device loop # Network loopback 63device random # Entropy device 64device vlan # 802.1Q VLAN support 65device tun # Packet tunnel. 66device md # Memory "disks" 67#device gif # IPv6 and IPv4 tunneling 68#device firmware # firmware assist module 69device ether # Ethernet support 70device miibus # Required for ethernet 71device bpf # Berkeley packet filter (required for DHCP) 72 73# General-purpose input/output 74device gpio 75 76# Serial (COM) ports 77device uart # Multi-uart driver 78 79# SDCard 80device sdhci # SD controller 81device mmc # SD/MMC protocol 82device mmcsd # SDCard disk device 83 84# SCSI peripherals 85device scbus # SCSI bus (required for ATA/SCSI) 86device da # Direct Access (disks) 87device cd # CD 88device pass # Passthrough device (direct ATA/SCSI access) 89 90# USB support 91#options USB_DEBUG # enable debug msgs 92device ehci # OHCI USB interface 93device usb # USB Bus (required) 94device umass # Disks/Mass storage - Requires scbus and da 95device uhid # "Human Interface Devices" 96device u3g # USB modems 97#device ukbd # Allow keyboard like HIDs to control console 98#device ums # USB mouse 99 100# USB Ethernet, requires miibus 101#device aue # ADMtek USB Ethernet 102#device axe # ASIX Electronics USB Ethernet 103#device cdce # Generic USB over Ethernet 104#device cue # CATC USB Ethernet 105#device kue # Kawasaki LSI USB Ethernet 106#device rue # RealTek RTL8150 USB Ethernet 107#device udav # Davicom DM9601E USB 108 109# USB Wireless 110#device rum # Ralink Technology RT2501USB wireless NICs 111 112# Wireless NIC cards 113#device wlan # 802.11 support 114#device wlan_wep # 802.11 WEP support 115#device wlan_ccmp # 802.11 CCMP support 116#device wlan_tkip # 802.11 TKIP support 117#device wlan_amrr # AMRR transmit rate control algorithm 118 119# NOTE: serial console will be disabled if syscons enabled 120# Uncomment following lines for framebuffer/syscons support 121# Wandboard has no video console support yet. 122#device sc 123#device kbdmux 124#options SC_DFLT_FONT # compile font in 125#makeoptions SC_DFLT_FONT=cp437 126 127# Flattened Device Tree 128options FDT # Configure using FDT/DTB data 129makeoptions MODULES_EXTRA=dtb/imx6 130 131# SoC-specific devices 132device ffec # Freescale Fast Ethernet Controller 133device fsliic # Freescale i2c/iic 134device iic # iic protocol 135device iicbus # iic bus 136#device imxwdt # Watchdog. WARNING: can't be disabled!!! 137 138