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# $FreeBSD$ 20 21cpu RISCV 22ident GENERIC 23 24makeoptions 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" 28makeoptions WITHOUT_MODULES="usb otusfw mwlfw ispfw mwlfw ralfw rtwnfw" 29# makeoptions NO_MODULES 30 31options SCHED_ULE # ULE scheduler 32options PREEMPTION # Enable kernel thread preemption 33options VIMAGE # Subsystem virtualization, e.g. VNET 34options INET # InterNETworking 35options INET6 # IPv6 communications protocols 36options TCP_HHOOK # hhook(9) framework for TCP 37options IPSEC # IP (v4/v6) security 38options IPSEC_SUPPORT # Allow kldload of ipsec and tcpmd5 39options TCP_OFFLOAD # TCP offload 40options SCTP # Stream Control Transmission Protocol 41options FFS # Berkeley Fast Filesystem 42options SOFTUPDATES # Enable FFS soft updates support 43options UFS_ACL # Support for access control lists 44options UFS_DIRHASH # Improve performance on big directories 45options UFS_GJOURNAL # Enable gjournal-based UFS journaling 46options QUOTA # Enable disk quotas for UFS 47options NFSCL # Network Filesystem Client 48options NFSD # Network Filesystem Server 49options NFSLOCKD # Network Lock Manager 50options NFS_ROOT # NFS usable as /, requires NFSCL 51options MSDOSFS # MSDOS Filesystem 52options CD9660 # ISO 9660 Filesystem 53options PROCFS # Process filesystem (requires PSEUDOFS) 54options PSEUDOFS # Pseudo-filesystem framework 55options GEOM_PART_GPT # GUID Partition Tables. 56# options GEOM_RAID # Soft RAID functionality. 57options GEOM_LABEL # Provides labelization 58options SCSI_DELAY=5000 # Delay (in ms) before probing SCSI 59options KTRACE # ktrace(1) support 60# options STACK # stack(9) support 61options SYSVSHM # SYSV-style shared memory 62options SYSVMSG # SYSV-style message queues 63options SYSVSEM # SYSV-style semaphores 64options _KPOSIX_PRIORITY_SCHEDULING # POSIX P1003_1B real-time extensions 65options PRINTF_BUFR_SIZE=128 # Prevent printf output being interspersed. 66options KBD_INSTALL_CDEV # install a CDEV entry in /dev 67# options HWPMC_HOOKS # Necessary kernel hooks for hwpmc(4) 68options AUDIT # Security event auditing 69options CAPABILITY_MODE # Capsicum capability mode 70options CAPABILITIES # Capsicum capabilities 71options MAC # TrustedBSD MAC Framework 72options KDTRACE_FRAME # Ensure frames are compiled in 73options KDTRACE_HOOKS # Kernel DTrace hooks 74options FPE # Floating-point extension support 75options RACCT # Resource accounting framework 76options RACCT_DEFAULT_TO_DISABLED # Set kern.racct.enable=0 by default 77options RCTL # Resource limits 78options SMP 79options INTRNG 80 81# RISC-V SBI console 82device rcons 83 84# VirtIO support 85device virtio # Generic VirtIO bus (required) 86device virtio_pci # VirtIO PCI device 87device vtnet # VirtIO Ethernet device 88device virtio_blk # VirtIO Block device 89device 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 101device uart # Generic UART driver 102device uart_ns8250 # ns8250-type UART driver 103 104# Uncomment for memory disk 105# options MD_ROOT 106# options MD_ROOT_SIZE=32768 # 32MB ram disk 107# makeoptions MFS_IMAGE=/path/to/img 108# options ROOTDEVNAME=\"ufs:/dev/md0\" 109 110# Uncomment for virtio block device 111# options ROOTDEVNAME=\"ufs:/dev/vtbd0\" 112 113# Debugging support. Always need this: 114options KDB # Enable kernel debugger support. 115options KDB_TRACE # Print a stack trace for a panic. 116# For full debugger support use (turn off in stable branch): 117options DDB # Support DDB. 118# options GDB # Support remote GDB. 119options DEADLKRES # Enable the deadlock resolver 120options INVARIANTS # Enable calls of extra sanity checking 121options INVARIANT_SUPPORT # Extra sanity checks of internal structures, required by INVARIANTS 122# options WITNESS # Enable checks to detect deadlocks and cycles 123# options WITNESS_SKIPSPIN # Don't run witness on spinlocks for speed 124options MALLOC_DEBUG_MAXZONES=8 # Separate malloc(9) zones 125# options EARLY_PRINTF 126# options VERBOSE_SYSINIT 127 128# Kernel dump features. 129options ZSTDIO # zstd-compressed kernel and user dumps 130 131# Pseudo devices. 132device crypto # core crypto support 133device loop # Network loopback 134device random # Entropy device 135device ether # Ethernet support 136device vlan # 802.1Q VLAN support 137device tun # Packet tunnel. 138device md # Memory "disks" 139device gif # IPv6 and IPv4 tunneling 140device firmware # firmware assist module 141 142# The `bpf' device enables the Berkeley Packet Filter. 143# Be aware of the administrative consequences of enabling this! 144# Note that 'bpf' is required for DHCP. 145device bpf # Berkeley packet filter 146 147options FDT 148