174 lines
4.6 KiB
Plaintext
174 lines
4.6 KiB
Plaintext
#
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# NOTES -- Lines that can be cut/pasted into kernel and hints configs.
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#
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# This file contains machine dependent kernel configuration notes. For
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# machine independent notes, look in /sys/conf/NOTES. For notes shared
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# with i386, look in /sys/x86/conf/NOTES.
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#
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#
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# GCOV (code coverage) support
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options LINDEBUGFS
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options GCOV
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#####################################################################
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# SMP OPTIONS:
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# Optional:
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device atpic # Optional legacy pic support
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device mptable # Optional MPSPEC mptable support
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#####################################################################
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# CPU OPTIONS
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#
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# You must specify at least one CPU (the one you intend to run on);
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# deleting the specification for CPUs you don't need to use may make
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# parts of the system run faster.
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#
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cpu HAMMER # aka K8, aka Opteron & Athlon64
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#
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# Options for CPU features.
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#
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#####################################################################
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# HARDWARE DEVICE CONFIGURATION
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#
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# Optional devices:
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#
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# vt(4) drivers.
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device vt_efifb # EFI framebuffer
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# 3Dfx Voodoo Graphics, Voodoo II /dev/3dfx CDEV support. This will create
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# the /dev/3dfx0 device to work with glide implementations. This should get
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# linked to /dev/3dfx and /dev/voodoo. Note that this is not the same as
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# the tdfx DRI module from XFree86 and is completely unrelated.
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#
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device tdfx # Enable 3Dfx Voodoo support
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#
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# RAID adapters
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#
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#XXX this stores pointers in a 32bit field that is defined by the hardware
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#device pst
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#
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# Microsemi smartpqi controllers.
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# These controllers have a SCSI-like interface, and require the
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# CAM infrastructure.
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#
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device smartpqi
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#
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# Network interfaces:
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#
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# axp: AMD EPYC integrated NIC
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# Requires the miibus module
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# ice: Intel 800 Series Physical Function
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# Requires the ice_ddp module for full functionality
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# irdma: Intel 800 Series RDMA driver
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# Requires the ice module
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# qlxgb: QLogic 3200 and 8200 series 10 Gigabit Ethernet & CNA Adapter
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# qlxgbe: QLogic 8300 series 10 Gigabit Ethernet & CNA Adapter
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# qlxge: QLogic 8100 series 10 Gigabit Ethernet & CNA Adapter
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# qlnxe: Cavium QLogic 41000/45000 series 10/25/40/100 Gigabit Ethernet & CNA Adapter
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# sfxge: Solarflare SFC9000 family 10Gb Ethernet adapters
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device axp # AMD EPYC integrated NIC
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device ixl # Intel 700 Series Physical Function
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device iavf # Intel Adaptive Virtual Function
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device ice # Intel 800 Series Physical Function
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device ice_ddp # Intel 800 Series DDP Package
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device irdma # Intel 800 Series RDMA driver
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device qlxgb # QLogic 3200/8200 Ethernet
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device qlxgbe # QLogic 8300 Ethernet
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device qlxge # QLogic 8100 Ethernet
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device qlnxe # QLogic 41000/45000 Ethernet
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device sfxge # Solarflare SFC9000 10Gb Ethernet
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#####################################################################
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#
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# Miscellaneous hardware:
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#
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device ioat # Intel I/OAT DMA engine
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# EFI Runtime Services support
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options EFIRT
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# EFI pseudo-device
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device efidev
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# EFI RTC
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device efirtc
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#
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# Intel QuickAssist driver with OpenCrypto support
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#
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# Only for legacy Atom C2XXX chipsets.
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device qat_c2xxx
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# Xen HVM Guest Optimizations
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options XENHVM # Xen HVM kernel infrastructure
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device xenefi # Xen EFI timer device
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device xenpci # Xen HVM Hypervisor services driver
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device xentimer # Xen x86 PV timer device
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#####################################################################
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# ABI Emulation
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# Enable 32-bit runtime support for FreeBSD/i386 binaries.
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options COMPAT_FREEBSD32
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# Enable (32-bit) a.out binary support
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options COMPAT_AOUT
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#####################################################################
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# ZFS support
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# NB: This depends on crypto, cryptodev and ZSTDIO
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options ZFS
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#####################################################################
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# VM OPTIONS
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#
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# Number of initial kernel page table pages used for early bootstrap.
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# This number should include enough pages to map the kernel and any
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# modules or other data loaded with the kernel by the loader. Each
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# page table page maps 2MB.
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#
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options NKPT=31
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# KSTACK_PAGES is the number of memory pages to assign to the kernel
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# stack of each thread.
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options KSTACK_PAGES=5
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# Enable detailed accounting by the PV entry allocator.
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options PV_STATS
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#####################################################################
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# Kernel sanitizers
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#options COVERAGE # Generic kernel coverage. Used by KCOV
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#options KCOV # Kernel Coverage Sanitizer
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# Warning: KUBSAN can result in a kernel too large for loader to load
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#options KUBSAN # Kernel Undefined Behavior Sanitizer
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#options KCSAN # Kernel Concurrency Sanitizer
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#options KASAN # Kernel Address Sanitizer
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#options KCSAN # Kernel Concurrency Sanitizer
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#options KMSAN # Kernel Memory Sanitizer
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