A10 revision 287316 
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 287316 2015-08-30 23:20:00Z loos $
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=cpsw0
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#options 	ATA_STATIC_ID		# Static device numbering
66
67# Console and misc
68device		uart
69device		uart_ns8250
70device		pty
71device		snp
72device		md
73device		random			# Entropy device
74
75# I2C support
76#device		iicbus
77#device		iic
78
79# GPIO
80device		gpio
81device		gpioled
82
83device		scbus			# SCSI bus (required for ATA/SCSI)
84device		da			# Direct Access (disks)
85device		pass			# Passthrough device (direct ATA/SCSI access)
86
87# USB support
88options 	USB_HOST_ALIGN=64	# Align usb buffers to cache line size.
89device		usb
90options 	USB_DEBUG
91#options 	USB_REQ_DEBUG
92#options 	USB_VERBOSE
93#device		uhci
94#device		ohci
95device		ehci
96
97device		umass
98
99# Ethernet
100device		loop
101device		ether
102device		mii
103device		bpf
104
105device		emac
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