FreeBSD/Linux Kernel Cross Reference
sys/arm/conf/CRB
1 # GENERIC -- Generic kernel configuration file for FreeBSD/arm
2 #
3 # For more information on this file, please read the handbook section on
4 # Kernel Configuration Files:
5 #
6 # http://www.FreeBSD.org/doc/en_US.ISO8859-1/books/handbook/kernelconfig-config.html
7 #
8 # The handbook is also available locally in /usr/share/doc/handbook
9 # if you've installed the doc distribution, otherwise always see the
10 # FreeBSD World Wide Web server (http://www.FreeBSD.org/) for the
11 # latest information.
12 #
13 # An exhaustive list of options and more detailed explanations of the
14 # device lines is also present in the ../../conf/NOTES and NOTES files.
15 # If you are in doubt as to the purpose or necessity of a line, check first
16 # in NOTES.
17 #
18 # $FreeBSD: releng/9.1/sys/arm/conf/CRB 224699 2011-08-07 20:16:46Z rmacklem $
19
20 ident CRB
21
22 options PHYSADDR=0x00000000
23 options KERNPHYSADDR=0x00200000
24 options KERNVIRTADDR=0xc0200000 # Used in ldscript.arm
25
26 options COUNTS_PER_SEC=400000000
27 options STARTUP_PAGETABLE_ADDR=0x00000000
28 include "../xscale/i8134x/std.crb"
29 makeoptions MODULES_OVERRIDE=""
30
31 #makeoptions DEBUG=-g #Build kernel with gdb(1) debug symbols
32 makeoptions CONF_CFLAGS=-mcpu=xscale
33 options HZ=100
34 options BREAK_TO_DEBUGGER
35 #options DEVICE_POLLING
36
37 options SCHED_4BSD #4BSD scheduler
38 options INET #InterNETworking
39 options INET6 #IPv6 communications protocols
40 options FFS #Berkeley Fast Filesystem
41 options SOFTUPDATES #Enable FFS soft updates support
42 options UFS_ACL #Support for access control lists
43 options UFS_DIRHASH #Improve performance on big directories
44 options NFSCL #New Network Filesystem Client
45 options NFSD #New Network Filesystem Server
46 options NFSLOCKD #Network Lock Manager
47 options NFS_ROOT #NFS usable as /, requires NFSCL
48 #options MSDOSFS #MSDOS Filesystem
49 options CD9660 #ISO 9660 Filesystem
50 #options PROCFS #Process filesystem (requires PSEUDOFS)
51 options PSEUDOFS #Pseudo-filesystem framework
52 options SCSI_DELAY=5000 #Delay (in ms) before probing SCSI
53 options KTRACE #ktrace(1) support
54 options INTR_FILTER
55 options SYSVSHM #SYSV-style shared memory
56 options SYSVMSG #SYSV-style message queues
57 options SYSVSEM #SYSV-style semaphores
58 options _KPOSIX_PRIORITY_SCHEDULING #Posix P1003_1B real-time extensions
59 options KBD_INSTALL_CDEV # install a CDEV entry in /dev
60 options BOOTP
61 options BOOTP_NFSROOT
62 options BOOTP_NFSV3
63 options BOOTP_WIRED_TO=em0
64 options BOOTP_COMPAT
65 #options PREEMPTION
66 device loop
67 device ether
68 #device saarm
69 device miibus
70 device rl
71 device em
72 device uart
73 device pci
74
75 device ata
76 options ATA_CAM
77 options ATA_STATIC_ID # Static device numbering
78
79 device scbus # SCSI bus (required for ATA/SCSI)
80 device cd # CD
81 device da # Direct Access (disks)
82 device pass # Passthrough device (direct ATA/SCSI access)
83
84 device "7seg"
85
86 # SCSI Controllers
87
88 device pty
89 #options AHC_REG_PRETTY_PRINT # Print register bitfields in debug
90 # output. Adds ~128k to driver.
91 #options AHD_REG_PRETTY_PRINT # Print register bitfields in debug
92 # output. Adds ~215k to driver.
93
94 # Debugging for use in -current
95 options KDB
96 options DDB #Enable the kernel debugger
97 #options DEADLKRES #Enable the deadlock resolver
98 #options INVARIANTS #Enable calls of extra sanity checking
99 #options INVARIANT_SUPPORT #Extra sanity checks of internal structures, required by INVARIANTS
100 #options WITNESS #Enable checks to detect deadlocks and cycles
101 #options WITNESS_SKIPSPIN #Don't run witness on spinlocks for speed
102 #options DIAGNOSTIC
103
104 # To make an SMP kernel, the next two are needed
105 #options SMP # Symmetric MultiProcessor Kernel
106 #options APIC_IO # Symmetric (APIC) I/O
107 options XSCALE_CACHE_READ_WRITE_ALLOCATE
108 device md
109 device random # Entropy device
110
111 device iopwdog
112 options ARM_USE_SMALL_ALLOC
113 # Floppy drives
114
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