2 # Kernel configuration for Freescale i.MX6 systems.
4 # For more information on this file, please read the config(5) manual page,
5 # and/or the handbook section on Kernel Configuration Files:
7 # http://www.FreeBSD.org/doc/en_US.ISO8859-1/books/handbook/kernelconfig-config.html
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
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
23 include "../freescale/imx/std.imx6"
27 options HZ=500 # Scheduling quantum is 2 milliseconds.
28 options SCHED_ULE # ULE scheduler
29 #options NFSD # Network Filesystem Server
30 options INCLUDE_CONFIG_FILE # Include this file in kernel
32 options SMP # Enable multiple cores
34 # Debugging for use in -current
35 makeoptions DEBUG=-g # Build kernel with gdb(1) debug symbols
36 options 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:
40 options DDB # Enable the kernel debugger
41 #options GDB # Support remote GDB.
42 # Other debugging options...
43 options 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
51 # NFS root from boopt/dhcp
53 #options BOOTP_NFSROOT
56 #options BOOTP_WIRED_TO=ffec0
58 # U-Boot stuff lives on slice 1, FreeBSD on slice 2.
59 options ROOTDEVNAME=\"ufs:mmcsd0s2a\"
62 device loop # Network loopback
63 device random # Entropy device
64 device vlan # 802.1Q VLAN support
65 device tun # Packet tunnel.
66 device md # Memory "disks"
67 #device gif # IPv6 and IPv4 tunneling
68 #device firmware # firmware assist module
69 device ether # Ethernet support
70 device miibus # Required for ethernet
71 device bpf # Berkeley packet filter (required for DHCP)
73 # General-purpose input/output
77 device uart # Multi-uart driver
80 device sdhci # SD controller
81 device mmc # SD/MMC protocol
82 device mmcsd # SDCard disk device
85 device scbus # SCSI bus (required for ATA/SCSI)
86 device da # Direct Access (disks)
88 device pass # Passthrough device (direct ATA/SCSI access)
91 #options USB_DEBUG # enable debug msgs
92 device ehci # OHCI USB interface
93 device usb # USB Bus (required)
94 device umass # Disks/Mass storage - Requires scbus and da
95 device uhid # "Human Interface Devices"
96 device u3g # USB modems
97 #device ukbd # Allow keyboard like HIDs to control console
98 #device ums # USB mouse
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
110 #device rum # Ralink Technology RT2501USB wireless NICs
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
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.
124 #options SC_DFLT_FONT # compile font in
125 #makeoptions SC_DFLT_FONT=cp437
127 # Flattened Device Tree
128 options FDT # Configure using FDT/DTB data
129 makeoptions MODULES_EXTRA=dtb/imx6
131 # SoC-specific devices
132 device ffec # Freescale Fast Ethernet Controller
133 device fsliic # Freescale i2c/iic
134 device iic # iic protocol
135 device iicbus # iic bus
136 #device imxwdt # Watchdog. WARNING: can't be disabled!!!