A10 revision 289137 
1#
2# A20 -- Custom configuration for the Allwinner A20 ARM SoC
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/A20 289137 2015-10-11 13:01:51Z mav $
20
21ident		A20
22
23include 	"std.armv6"
24include 	"../allwinner/a20/std.a20"
25
26options 	HZ=100
27options 	SCHED_ULE		# ULE scheduler
28options 	SMP			# Enable multiple cores
29
30# Debugging for use in -current
31makeoptions	DEBUG=-g		# Build kernel with gdb(1) debug symbols
32options 	ALT_BREAK_TO_DEBUGGER
33#options 	VERBOSE_SYSINIT		# Enable verbose sysinit messages
34options 	KDB			# Enable kernel debugger support
35# For minimum debugger support (stable branch) use:
36#options 	KDB_TRACE		# Print a stack trace for a panic
37# For full debugger support use this instead:
38options 	DDB			# Enable the kernel debugger
39options 	INVARIANTS		# Enable calls of extra sanity checking
40options 	INVARIANT_SUPPORT	# Extra sanity checks of internal structures, required by INVARIANTS
41options 	WITNESS			# Enable checks to detect deadlocks and cycles
42options 	WITNESS_SKIPSPIN	# Don't run witness on spinlocks for speed
43#options 	DIAGNOSTIC
44
45# NFS root from boopt/dhcp
46#options 	BOOTP
47#options 	BOOTP_NFSROOT
48#options 	BOOTP_COMPAT
49#options 	BOOTP_NFSV3
50#options 	BOOTP_WIRED_TO=dwc0
51
52# Boot device is 2nd slice on MMC/SD card
53options 	ROOTDEVNAME=\"ufs:/dev/da0s2\"
54
55# Interrupt controller
56device		gic
57
58# MMC/SD/SDIO Card slot support
59device		mmc			# mmc/sd bus
60device		mmcsd			# mmc/sd flash cards
61
62# ATA controllers
63device		ahci			# AHCI-compatible SATA controllers
64#device		ata			# Legacy ATA/SATA controllers
65
66# Console and misc
67device		uart
68device		uart_ns8250
69device		pty
70device		snp
71device		md
72device		random			# Entropy device
73
74# I2C support
75#device		iicbus
76#device		iic
77
78# GPIO
79device		gpio
80device		gpioled
81
82device		scbus			# SCSI bus (required for ATA/SCSI)
83device		da			# Direct Access (disks)
84device		pass			# Passthrough device (direct ATA/SCSI access)
85
86# USB support
87options 	USB_HOST_ALIGN=64	# Align usb buffers to cache line size.
88device		usb
89options 	USB_DEBUG
90#options 	USB_REQ_DEBUG
91#options 	USB_VERBOSE
92#device		uhci
93#device		ohci
94device		ehci
95
96device		umass
97
98# Ethernet
99device		loop
100device		ether
101device		mii
102device		bpf
103
104#device		emac			# 10/100 integrated EMAC controller
105device		dwc			# 10/100/1000 integrated GMAC controller
106
107# USB ethernet support, requires miibus
108device		miibus
109
110# Flattened Device Tree
111options 	FDT			# Configure using FDT/DTB data
112makeoptions	MODULES_EXTRA=dtb/allwinner
113