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\"
61 # Interrupt controller
65 device loop # Network loopback
66 device random # Entropy device
67 device vlan # 802.1Q VLAN support
68 device tun # Packet tunnel.
69 device md # Memory "disks"
70 #device gif # IPv6 and IPv4 tunneling
71 #device firmware # firmware assist module
72 device ether # Ethernet support
73 device miibus # Required for ethernet
74 device bpf # Berkeley packet filter (required for DHCP)
76 # General-purpose input/output
80 device uart # Multi-uart driver
83 device sdhci # SD controller
84 device mmc # SD/MMC protocol
85 device mmcsd # SDCard disk device
88 device scbus # SCSI bus (required for ATA/SCSI)
89 device da # Direct Access (disks)
91 device pass # Passthrough device (direct ATA/SCSI access)
94 #options USB_DEBUG # enable debug msgs
95 device ehci # OHCI USB interface
96 device usb # USB Bus (required)
97 device umass # Disks/Mass storage - Requires scbus and da
98 device uhid # "Human Interface Devices"
99 device u3g # USB modems
100 #device ukbd # Allow keyboard like HIDs to control console
101 #device ums # USB mouse
103 # USB Ethernet, requires miibus
104 #device aue # ADMtek USB Ethernet
105 #device axe # ASIX Electronics USB Ethernet
106 #device cdce # Generic USB over Ethernet
107 #device cue # CATC USB Ethernet
108 #device kue # Kawasaki LSI USB Ethernet
109 #device rue # RealTek RTL8150 USB Ethernet
110 #device udav # Davicom DM9601E USB
113 #device rum # Ralink Technology RT2501USB wireless NICs
116 #device wlan # 802.11 support
117 #device wlan_wep # 802.11 WEP support
118 #device wlan_ccmp # 802.11 CCMP support
119 #device wlan_tkip # 802.11 TKIP support
120 #device wlan_amrr # AMRR transmit rate control algorithm
122 # NOTE: serial console will be disabled if syscons enabled
123 # Uncomment following lines for framebuffer/syscons support
124 # Wandboard has no video console support yet.
127 #options SC_DFLT_FONT # compile font in
128 #makeoptions SC_DFLT_FONT=cp437
130 # Flattened Device Tree
131 options FDT # Configure using FDT/DTB data
132 makeoptions MODULES_EXTRA=dtb/imx6
134 # SoC-specific devices
135 device ffec # Freescale Fast Ethernet Controller
136 device fsliic # Freescale i2c/iic
137 device iic # iic protocol
138 device iicbus # iic bus
139 #device imxwdt # Watchdog. WARNING: can't be disabled!!!