2 # BEAGLEBONE -- Custom configuration for the BeagleBone ARM development
3 # platforms, check out http://www.beagleboard.org/bone and
4 # http://www.beagleboard.org/black. This kernel config file is used for the
5 # original BeagleBone and the BeagleBone Black.
7 # For more information on this file, please read the config(5) manual page,
8 # and/or the handbook section on Kernel Configuration Files:
10 # http://www.FreeBSD.org/doc/en_US.ISO8859-1/books/handbook/kernelconfig-config.html
12 # The handbook is also available locally in /usr/share/doc/handbook
13 # if you've installed the doc distribution, otherwise always see the
14 # FreeBSD World Wide Web server (http://www.FreeBSD.org/) for the
17 # An exhaustive list of options and more detailed explanations of the
18 # device lines is also present in the ../../conf/NOTES and NOTES files.
19 # If you are in doubt as to the purpose or necessity of a line, check first
27 include "../ti/am335x/std.am335x"
29 makeoptions MODULES_EXTRA="dtb/am335x am335x_dmtpps"
32 options SCHED_4BSD # 4BSD scheduler
35 # Debugging for use in -current
36 makeoptions DEBUG=-g # Build kernel with gdb(1) debug symbols
37 options ALT_BREAK_TO_DEBUGGER
38 #options VERBOSE_SYSINIT # Enable verbose sysinit messages
39 options KDB # Enable kernel debugger support
40 # For minimum debugger support (stable branch) use:
41 #options KDB_TRACE # Print a stack trace for a panic
42 # For full debugger support use this instead:
43 options DDB # Enable the kernel debugger
44 options INVARIANTS # Enable calls of extra sanity checking
45 options INVARIANT_SUPPORT # Extra sanity checks of internal structures, required by INVARIANTS
46 options WITNESS # Enable checks to detect deadlocks and cycles
47 options WITNESS_SKIPSPIN # Don't run witness on spinlocks for speed
53 # NFS root from boopt/dhcp
55 #options BOOTP_NFSROOT
58 #options BOOTP_WIRED_TO=cpsw0
60 # Boot device is 2nd slice on MMC/SD card
61 options ROOTDEVNAME=\"ufs:mmcsd0s2\"
63 # MMC/SD/SDIO Card slot support
64 device mmc # mmc/sd bus
65 device mmcsd # mmc/sd flash cards
66 device sdhci # mmc/sd host controller
72 device am335x_pmic # AM335x Power Management IC (TPC65217)
74 device am335x_rtc # RTC support (power management only)
75 #define am335x_dmtpps # Pulse Per Second capture driver
83 device random # Entropy device
93 # If we don't enable the watchdog driver, the system could potentially
94 # reboot automatically because the boot loader might have enabled the
98 # TI Programmable Realtime Unit support
106 options USB_HOST_ALIGN=64 # Align usb buffers to cache line size.
108 #options USB_REQ_DEBUG
112 device scbus # SCSI bus (required for ATA/SCSI)
113 device da # Direct Access (disks)
123 # USB Ethernet support, requires miibus
125 device axe # ASIX Electronics USB Ethernet
127 # Device mode support and USFS template
128 device usb_template # Control of the gadget
134 # Flattened Device Tree
135 options FDT # Configure using FDT/DTB data
137 # Comment following lines for boot console on serial port