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://docs.freebsd.org/en/books/handbook/kernelconfig/#kernelconfig-config 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 20cpu RISCV 21ident GENERIC 22 23makeoptions DEBUG=-g # Build kernel with gdb(1) debug symbols 24makeoptions WITH_CTF=1 # Run ctfconvert(1) for DTrace support 25 26options SCHED_ULE # ULE scheduler 27options PREEMPTION # Enable kernel thread preemption 28options VIMAGE # Subsystem virtualization, e.g. VNET 29options INET # InterNETworking 30options INET6 # IPv6 communications protocols 31options TCP_HHOOK # hhook(9) framework for TCP 32options IPSEC_SUPPORT # Allow kldload of ipsec and tcpmd5 33options ROUTE_MPATH # Multipath routing support 34options TCP_OFFLOAD # TCP offload 35options TCP_BLACKBOX # Enhanced TCP event logging 36options TCP_RFC7413 # TCP Fast Open 37options SCTP_SUPPORT # Allow kldload of SCTP 38options FFS # Berkeley Fast Filesystem 39options SOFTUPDATES # Enable FFS soft updates support 40options UFS_ACL # Support for access control lists 41options UFS_DIRHASH # Improve performance on big directories 42options UFS_GJOURNAL # Enable gjournal-based UFS journaling 43options QUOTA # Enable disk quotas for UFS 44options NFSCL # Network Filesystem Client 45options NFSD # Network Filesystem Server 46options NFSLOCKD # Network Lock Manager 47options NFS_ROOT # NFS usable as /, requires NFSCL 48options MSDOSFS # MSDOS Filesystem 49options CD9660 # ISO 9660 Filesystem 50options PROCFS # Process filesystem (requires PSEUDOFS) 51options PSEUDOFS # Pseudo-filesystem framework 52options TMPFS # Efficient memory filesystem 53options GEOM_RAID # Soft RAID functionality. 54options GEOM_LABEL # Provides labelization 55options COMPAT_FREEBSD12 # Compatible with FreeBSD12 56options COMPAT_FREEBSD13 # Compatible with FreeBSD13 57options COMPAT_FREEBSD14 # Compatible with FreeBSD14 58options SCSI_DELAY=5000 # Delay (in ms) before probing SCSI 59options KTRACE # ktrace(1) support 60options 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 DDB_CTF # Kernel ELF linker loads CTF data 75options RACCT # Resource accounting framework 76options RACCT_DEFAULT_TO_DISABLED # Set kern.racct.enable=0 by default 77options RCTL # Resource limits 78options SMP 79 80# RISC-V SBI console 81device rcons 82 83# pseudo devices 84device clk 85device hwreset 86device phy 87device regulator 88device syscon 89device syscon_power 90device riscv_syscon 91 92# Bus drivers 93device pci 94 95# Block devices 96device ahci 97device scbus 98device da 99 100# VirtIO support 101device virtio # Generic VirtIO bus (required) 102device virtio_pci # VirtIO PCI device 103device vtnet # VirtIO Ethernet device 104device virtio_blk # VirtIO Block device 105device virtio_mmio # VirtIO MMIO bus 106 107# ATA/SCSI peripherals 108device pass # Passthrough device (direct ATA/SCSI access) 109 110# NVM Express (NVMe) support 111device nvme # base NVMe driver 112options NVME_USE_NVD=0 # prefer the cam(4) based nda(4) driver 113device nvd # expose NVMe namespaces as disks, depends on nvme 114 115# USB support 116options USB_DEBUG # enable debug msgs 117device ohci # OHCI USB interface 118device uhci # UHCI USB interface 119device ehci # EHCI USB interface (USB 2.0) 120device xhci # XHCI USB interface (USB 3.0) 121device usb # USB Bus (required) 122device usbhid # USB HID Transport 123device hkbd # Keyboard 124device ukbd # Keyboard 125device umass # Disks/Mass storage - Requires scbus and da 126 127# HID support 128options HID_DEBUG # enable debug msgs 129device hid # Generic HID support 130device hidbus # Generic HID Bus 131 132# Serial (COM) ports 133device uart # Generic UART driver 134device uart_lowrisc # lowRISC UART driver 135device uart_ns8250 # ns8250-type UART driver 136 137# Console 138device vt 139device kbdmux 140 141# RTC 142device goldfish_rtc # QEMU RTC 143 144# Ethernet drivers 145device miibus # MII bus support 146device xae # Xilinx AXI Ethernet MAC 147 148# DMA support 149device xdma # DMA interface 150device axidma # Xilinx AXI DMA Controller 151 152# GPIO 153device gpio 154 155# SPI 156device spibus 157device spigen 158 159# Debugging support. Always need this: 160options KDB # Enable kernel debugger support. 161options KDB_TRACE # Print a stack trace for a panic. 162# For full debugger support use (turn off in stable branch): 163include "std.debug" 164# options EARLY_PRINTF=sbi 165 166# Kernel dump features. 167options EKCD # Support for encrypted kernel dumps 168options GZIO # gzip-compressed kernel and user dumps 169options ZSTDIO # zstd-compressed kernel and user dumps 170options DEBUGNET # debugnet networking 171options NETDUMP # netdump(4) client support 172 173# Pseudo devices. 174device crypto # core crypto support 175device loop # Network loopback 176device ether # Ethernet support 177device vlan # 802.1Q VLAN support 178device tuntap # Packet tunnel. 179device md # Memory "disks" 180device gif # IPv6 and IPv4 tunneling 181device firmware # firmware assist module 182 183# MMC/SD/SDIO Card slot support 184device sdhci 185device mmc # MMC/SD bus 186device mmcsd # MMC/SD flash cards 187 188# The `bpf' device enables the Berkeley Packet Filter. 189# Be aware of the administrative consequences of enabling this! 190# Note that 'bpf' is required for DHCP. 191device bpf # Berkeley packet filter 192 193# Flattened Device Tree 194options FDT 195 196# I2C support 197device iicbus # Bus support, required for iicoc below. 198device iicoc # OpenCores I2C controller support 199 200# Include SoC specific configuration 201include "std.allwinner" 202include "std.sifive" 203include "std.starfive" 204