IMX6 revision 298068
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 298068 2016-04-15 16:05:41Z andrew $ 20 21ident IMX6 22include "std.armv6" 23include "../freescale/imx/std.imx6" 24 25options INTRNG 26 27options SOC_IMX6 28 29options HZ=500 # Scheduling quantum is 2 milliseconds. 30options SCHED_ULE # ULE scheduler 31#options NFSD # Network Filesystem Server 32options INCLUDE_CONFIG_FILE # Include this file in kernel 33options PLATFORM 34options SMP # Enable multiple cores 35 36# Debugging for use in -current 37makeoptions DEBUG=-g # Build kernel with gdb(1) debug symbols 38options KDB # Enable kernel debugger support 39# For minimum debugger support (stable branch) use: 40#options KDB_TRACE # Print a stack trace for a panic 41# For full debugger support use this instead: 42options DDB # Enable the kernel debugger 43#options GDB # Support remote GDB. 44# Other debugging options... 45options ALT_BREAK_TO_DEBUGGER # Use <CR><tilde><ctrl-b> to enter debugger. 46#options DEADLKRES # Enable the deadlock resolver 47#options INVARIANTS # Enable calls of extra sanity checking 48#options INVARIANT_SUPPORT # Extra sanity checks of internal structures, required by INVARIANTS 49#options WITNESS # Enable checks to detect deadlocks and cycles 50#options WITNESS_SKIPSPIN # Don't run witness on spinlocks for speed 51#options DIAGNOSTIC 52 53# NFS root from boopt/dhcp 54#options BOOTP 55#options BOOTP_NFSROOT 56#options BOOTP_COMPAT 57#options BOOTP_NFSV3 58#options BOOTP_WIRED_TO=ffec0 59 60# U-Boot stuff lives on slice 1, FreeBSD on slice 2. 61options ROOTDEVNAME=\"ufs:mmcsd0s2a\" 62 63# Interrupt controller 64device gic 65# Cache controller 66device pl310 # PL310 L2 cache controller 67# ARM MPCore timer 68device mpcore_timer 69 70# Pseudo devices. 71device loop # Network loopback 72device random # Entropy device 73device vlan # 802.1Q VLAN support 74device tun # Packet tunnel. 75device md # Memory "disks" 76#device gif # IPv6 and IPv4 tunneling 77#device firmware # firmware assist module 78device ether # Ethernet support 79device miibus # Required for ethernet 80device bpf # Berkeley packet filter (required for DHCP) 81 82# General-purpose input/output 83device gpio 84 85# Serial (COM) ports 86device uart # Multi-uart driver 87 88# SDCard 89device sdhci # SD controller 90device mmc # SD/MMC protocol 91device mmcsd # SDCard disk device 92 93# SCSI peripherals 94device scbus # SCSI bus (required for ATA/SCSI) 95device da # Direct Access (disks) 96device cd # CD 97device pass # Passthrough device (direct ATA/SCSI access) 98 99# USB support 100#options USB_DEBUG # enable debug msgs 101device ehci # OHCI USB interface 102device usb # USB Bus (required) 103device umass # Disks/Mass storage - Requires scbus and da 104device uhid # "Human Interface Devices" 105device u3g # USB modems 106#device ukbd # Allow keyboard like HIDs to control console 107#device ums # USB mouse 108 109# USB Ethernet, requires miibus 110#device aue # ADMtek USB Ethernet 111#device axe # ASIX Electronics USB Ethernet 112#device cdce # Generic USB over Ethernet 113#device cue # CATC USB Ethernet 114#device kue # Kawasaki LSI USB Ethernet 115#device rue # RealTek RTL8150 USB Ethernet 116#device udav # Davicom DM9601E USB 117 118# USB Wireless 119#device rum # Ralink Technology RT2501USB wireless NICs 120 121# Wireless NIC cards 122#device wlan # 802.11 support 123#device wlan_wep # 802.11 WEP support 124#device wlan_ccmp # 802.11 CCMP support 125#device wlan_tkip # 802.11 TKIP support 126#device wlan_amrr # AMRR transmit rate control algorithm 127 128device vt 129device kbdmux 130device ukbd 131device videomode 132device hdmi 133 134# Flattened Device Tree 135options FDT # Configure using FDT/DTB data 136makeoptions MODULES_EXTRA=dtb/imx6 137 138# SoC-specific devices 139device ffec # Freescale Fast Ethernet Controller 140device fsliic # Freescale i2c/iic 141device iic # iic protocol 142device iicbus # iic bus 143device imxwdt # Watchdog. WARNING: can't be disabled!!! 144 145