FreeBSD/Linux Kernel Cross Reference
sys/riscv/conf/GENERIC
1 #
2 # GENERIC -- Generic kernel configuration file for FreeBSD/RISC-V
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 # https://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 (https://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: releng/12.0/sys/riscv/conf/GENERIC 340633 2018-11-19 15:49:39Z gjb $
20
21 cpu RISCV
22 ident GENERIC
23
24 makeoptions DEBUG=-g # Build kernel with gdb(1) debug symbols
25 # makeoptions WITH_CTF=1 # Run ctfconvert(1) for DTrace support
26
27 # FIXME: linker error. "--relax and -r may not be used together"
28 makeoptions WITHOUT_MODULES="usb otusfw mwlfw ispfw mwlfw ralfw rtwnfw"
29 # makeoptions NO_MODULES
30
31 options SCHED_ULE # ULE scheduler
32 options PREEMPTION # Enable kernel thread preemption
33 options VIMAGE # Subsystem virtualization, e.g. VNET
34 options INET # InterNETworking
35 options INET6 # IPv6 communications protocols
36 options TCP_HHOOK # hhook(9) framework for TCP
37 options IPSEC # IP (v4/v6) security
38 options IPSEC_SUPPORT # Allow kldload of ipsec and tcpmd5
39 options TCP_OFFLOAD # TCP offload
40 options SCTP # Stream Control Transmission Protocol
41 options FFS # Berkeley Fast Filesystem
42 options SOFTUPDATES # Enable FFS soft updates support
43 options UFS_ACL # Support for access control lists
44 options UFS_DIRHASH # Improve performance on big directories
45 options UFS_GJOURNAL # Enable gjournal-based UFS journaling
46 options QUOTA # Enable disk quotas for UFS
47 options NFSCL # Network Filesystem Client
48 options NFSD # Network Filesystem Server
49 options NFSLOCKD # Network Lock Manager
50 options NFS_ROOT # NFS usable as /, requires NFSCL
51 options MSDOSFS # MSDOS Filesystem
52 options CD9660 # ISO 9660 Filesystem
53 options PROCFS # Process filesystem (requires PSEUDOFS)
54 options PSEUDOFS # Pseudo-filesystem framework
55 options GEOM_PART_GPT # GUID Partition Tables.
56 # options GEOM_RAID # Soft RAID functionality.
57 options GEOM_LABEL # Provides labelization
58 options SCSI_DELAY=5000 # Delay (in ms) before probing SCSI
59 options KTRACE # ktrace(1) support
60 # options STACK # stack(9) support
61 options SYSVSHM # SYSV-style shared memory
62 options SYSVMSG # SYSV-style message queues
63 options SYSVSEM # SYSV-style semaphores
64 options _KPOSIX_PRIORITY_SCHEDULING # POSIX P1003_1B real-time extensions
65 options PRINTF_BUFR_SIZE=128 # Prevent printf output being interspersed.
66 options KBD_INSTALL_CDEV # install a CDEV entry in /dev
67 # options HWPMC_HOOKS # Necessary kernel hooks for hwpmc(4)
68 options AUDIT # Security event auditing
69 options CAPABILITY_MODE # Capsicum capability mode
70 options CAPABILITIES # Capsicum capabilities
71 options MAC # TrustedBSD MAC Framework
72 options KDTRACE_FRAME # Ensure frames are compiled in
73 options KDTRACE_HOOKS # Kernel DTrace hooks
74 options FPE # Floating-point extension support
75 options RACCT # Resource accounting framework
76 options RACCT_DEFAULT_TO_DISABLED # Set kern.racct.enable=0 by default
77 options RCTL # Resource limits
78 options SMP
79 options INTRNG
80
81 # RISC-V SBI console
82 device rcons
83
84 # VirtIO support
85 device virtio # Generic VirtIO bus (required)
86 device virtio_pci # VirtIO PCI device
87 device vtnet # VirtIO Ethernet device
88 device virtio_blk # VirtIO Block device
89 device virtio_mmio # VirtIO MMIO bus
90
91 # DTrace support
92 # device dtrace
93 # device dtrace_profile
94 # device dtrace_sdt
95 # device dtrace_fbt
96 # device dtrace_systrace
97 # device dtrace_prototype
98 # device dtraceall
99
100 # Serial (COM) ports
101 device uart # Generic UART driver
102 device uart_lowrisc # lowRISC UART driver
103 device uart_ns8250 # ns8250-type UART driver
104
105 # Uncomment for memory disk
106 # options MD_ROOT
107 # options MD_ROOT_SIZE=32768 # 32MB ram disk
108 # makeoptions MFS_IMAGE=/path/to/img
109 # options ROOTDEVNAME=\"ufs:/dev/md0\"
110
111 # Uncomment for virtio block device
112 # options ROOTDEVNAME=\"ufs:/dev/vtbd0\"
113
114 # Debugging support. Always need this:
115 options KDB # Enable kernel debugger support.
116 options KDB_TRACE # Print a stack trace for a panic.
117
118 # Kernel dump features.
119 options ZSTDIO # zstd-compressed kernel and user dumps
120
121 # Pseudo devices.
122 device crypto # core crypto support
123 device loop # Network loopback
124 device random # Entropy device
125 device ether # Ethernet support
126 device vlan # 802.1Q VLAN support
127 device tun # Packet tunnel.
128 device md # Memory "disks"
129 device gif # IPv6 and IPv4 tunneling
130 device firmware # firmware assist module
131
132 # The `bpf' device enables the Berkeley Packet Filter.
133 # Be aware of the administrative consequences of enabling this!
134 # Note that 'bpf' is required for DHCP.
135 device bpf # Berkeley packet filter
136
137 options FDT
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