diff --git a/sys/amd64/conf/DEFAULTS b/sys/amd64/conf/DEFAULTS index f8334bd9af20..5ea20c19f791 100644 --- a/sys/amd64/conf/DEFAULTS +++ b/sys/amd64/conf/DEFAULTS @@ -1,24 +1,27 @@ # # DEFAULTS -- Default kernel configuration file for FreeBSD/amd64 # # $FreeBSD$ machine amd64 # Bus support. device isa # Pseudo devices. device mem # Memory and kernel memory devices device io # I/O device # UART chips on this platform device uart_ns8250 # Default partitioning schemes options GEOM_PART_BSD options GEOM_PART_EBR options GEOM_PART_MBR options GEOM_PART_GPT +# Default congestion control algorithm +options CC_NEWRENO # include newreno congestion control + options NEW_PCIB diff --git a/sys/amd64/conf/GENERIC b/sys/amd64/conf/GENERIC index eb2b0cbd12e9..f47b995beb2c 100644 --- a/sys/amd64/conf/GENERIC +++ b/sys/amd64/conf/GENERIC @@ -1,410 +1,408 @@ # # GENERIC -- Generic kernel configuration file for FreeBSD/amd64 # # For more information on this file, please read the config(5) manual page, # and/or the handbook section on Kernel Configuration Files: # # https://docs.freebsd.org/en/books/handbook/kernelconfig/#kernelconfig-config # # The handbook is also available locally in /usr/share/doc/handbook # if you've installed the doc distribution, otherwise always see the # FreeBSD World Wide Web server (https://www.FreeBSD.org/) for the # latest information. # # An exhaustive list of options and more detailed explanations of the # device lines is also present in the ../../conf/NOTES and NOTES files. # If you are in doubt as to the purpose or necessity of a line, check first # in NOTES. # # $FreeBSD$ cpu HAMMER ident GENERIC makeoptions DEBUG=-g # Build kernel with gdb(1) debug symbols makeoptions WITH_CTF=1 # Run ctfconvert(1) for DTrace support options SCHED_ULE # ULE scheduler options NUMA # Non-Uniform Memory Architecture support options PREEMPTION # Enable kernel thread preemption options VIMAGE # Subsystem virtualization, e.g. VNET options INET # InterNETworking options INET6 # IPv6 communications protocols -options CC_NEWRENO # include newreno congestion control -options CC_DEFAULT=\"newreno\" # define our default CC module it should be compiled in. options IPSEC_SUPPORT # Allow kldload of ipsec and tcpmd5 options ROUTE_MPATH # Multipath routing support options FIB_ALGO # Modular fib lookups options TCP_OFFLOAD # TCP offload options TCP_BLACKBOX # Enhanced TCP event logging options TCP_HHOOK # hhook(9) framework for TCP options TCP_RFC7413 # TCP Fast Open options SCTP_SUPPORT # Allow kldload of SCTP options KERN_TLS # TLS transmit & receive offload options FFS # Berkeley Fast Filesystem options SOFTUPDATES # Enable FFS soft updates support options UFS_ACL # Support for access control lists options UFS_DIRHASH # Improve performance on big directories options UFS_GJOURNAL # Enable gjournal-based UFS journaling options QUOTA # Enable disk quotas for UFS options MD_ROOT # MD is a potential root device options NFSCL # Network Filesystem Client options NFSD # Network Filesystem Server options NFSLOCKD # Network Lock Manager options NFS_ROOT # NFS usable as /, requires NFSCL options MSDOSFS # MSDOS Filesystem options CD9660 # ISO 9660 Filesystem options PROCFS # Process filesystem (requires PSEUDOFS) options PSEUDOFS # Pseudo-filesystem framework options TMPFS # Efficient memory filesystem options GEOM_RAID # Soft RAID functionality. options GEOM_LABEL # Provides labelization options EFIRT # EFI Runtime Services support options COMPAT_FREEBSD32 # Compatible with i386 binaries options COMPAT_FREEBSD4 # Compatible with FreeBSD4 options COMPAT_FREEBSD5 # Compatible with FreeBSD5 options COMPAT_FREEBSD6 # Compatible with FreeBSD6 options COMPAT_FREEBSD7 # Compatible with FreeBSD7 options COMPAT_FREEBSD9 # Compatible with FreeBSD9 options COMPAT_FREEBSD10 # Compatible with FreeBSD10 options COMPAT_FREEBSD11 # Compatible with FreeBSD11 options COMPAT_FREEBSD12 # Compatible with FreeBSD12 options SCSI_DELAY=5000 # Delay (in ms) before probing SCSI options KTRACE # ktrace(1) support options STACK # stack(9) support options SYSVSHM # SYSV-style shared memory options SYSVMSG # SYSV-style message queues options SYSVSEM # SYSV-style semaphores options _KPOSIX_PRIORITY_SCHEDULING # POSIX P1003_1B real-time extensions options PRINTF_BUFR_SIZE=128 # Prevent printf output being interspersed. options KBD_INSTALL_CDEV # install a CDEV entry in /dev options HWPMC_HOOKS # Necessary kernel hooks for hwpmc(4) options AUDIT # Security event auditing options CAPABILITY_MODE # Capsicum capability mode options CAPABILITIES # Capsicum capabilities options MAC # TrustedBSD MAC Framework options KDTRACE_FRAME # Ensure frames are compiled in options KDTRACE_HOOKS # Kernel DTrace hooks options DDB_CTF # Kernel ELF linker loads CTF data options INCLUDE_CONFIG_FILE # Include this file in kernel options RACCT # Resource accounting framework options RACCT_DEFAULT_TO_DISABLED # Set kern.racct.enable=0 by default options RCTL # Resource limits # Debugging support. Always need this: options KDB # Enable kernel debugger support. options KDB_TRACE # Print a stack trace for a panic. # For full debugger support use (turn off in stable branch): options BUF_TRACKING # Track buffer history options DDB # Support DDB. options FULL_BUF_TRACKING # Track more buffer history options GDB # Support remote GDB. options DEADLKRES # Enable the deadlock resolver options INVARIANTS # Enable calls of extra sanity checking options INVARIANT_SUPPORT # Extra sanity checks of internal structures, required by INVARIANTS options QUEUE_MACRO_DEBUG_TRASH # Trash queue(2) internal pointers on invalidation options WITNESS # Enable checks to detect deadlocks and cycles options WITNESS_SKIPSPIN # Don't run witness on spinlocks for speed options MALLOC_DEBUG_MAXZONES=8 # Separate malloc(9) zones options VERBOSE_SYSINIT=0 # Support debug.verbose_sysinit, off by default # Kernel Sanitizers #options COVERAGE # Generic kernel coverage. Used by KCOV #options KCOV # Kernel Coverage Sanitizer # Warning: KUBSAN can result in a kernel too large for loader to load #options KUBSAN # Kernel Undefined Behavior Sanitizer #options KCSAN # Kernel Concurrency Sanitizer # Kernel dump features. options EKCD # Support for encrypted kernel dumps options GZIO # gzip-compressed kernel and user dumps options ZSTDIO # zstd-compressed kernel and user dumps options DEBUGNET # debugnet networking options NETDUMP # netdump(4) client support options NETGDB # netgdb(4) client support # Make an SMP-capable kernel by default options SMP # Symmetric MultiProcessor Kernel options EARLY_AP_STARTUP # CPU frequency control device cpufreq # Bus support. device acpi device smbios options IOMMU device pci options PCI_HP # PCI-Express native HotPlug options PCI_IOV # PCI SR-IOV support options COMPAT_LINUXKPI # Enable support for the kernel PLL to use an external PPS signal, # under supervision of [x]ntpd(8) # More info in ntpd documentation: http://www.eecis.udel.edu/~ntp options PPS_SYNC # Floppy drives device fdc # ATA controllers device ahci # AHCI-compatible SATA controllers device ata # Legacy ATA/SATA controllers device mvs # Marvell 88SX50XX/88SX60XX/88SX70XX/SoC SATA device siis # SiliconImage SiI3124/SiI3132/SiI3531 SATA # SCSI Controllers device ahc # AHA2940 and onboard AIC7xxx devices device ahd # AHA39320/29320 and onboard AIC79xx devices device esp # AMD Am53C974 (Tekram DC-390(T)) device hptiop # Highpoint RocketRaid 3xxx series device isp # Qlogic family #device ispfw # Firmware for QLogic HBAs- normally a module device mpt # LSI-Logic MPT-Fusion device mps # LSI-Logic MPT-Fusion 2 device mpr # LSI-Logic MPT-Fusion 3 device sym # NCR/Symbios Logic device isci # Intel C600 SAS controller device ocs_fc # Emulex FC adapters device pvscsi # VMware PVSCSI # ATA/SCSI peripherals device scbus # SCSI bus (required for ATA/SCSI) device ch # SCSI media changers device da # Direct Access (disks) device sa # Sequential Access (tape etc) device cd # CD device pass # Passthrough device (direct ATA/SCSI access) device ses # Enclosure Services (SES and SAF-TE) #device ctl # CAM Target Layer # RAID controllers interfaced to the SCSI subsystem device amr # AMI MegaRAID device arcmsr # Areca SATA II RAID device ciss # Compaq Smart RAID 5* device iir # Intel Integrated RAID device ips # IBM (Adaptec) ServeRAID device mly # Mylex AcceleRAID/eXtremeRAID device twa # 3ware 9000 series PATA/SATA RAID device smartpqi # Microsemi smartpqi driver device tws # LSI 3ware 9750 SATA+SAS 6Gb/s RAID controller # RAID controllers device aac # Adaptec FSA RAID device aacp # SCSI passthrough for aac (requires CAM) device aacraid # Adaptec by PMC RAID device ida # Compaq Smart RAID device mfi # LSI MegaRAID SAS device mlx # Mylex DAC960 family device mrsas # LSI/Avago MegaRAID SAS/SATA, 6Gb/s and 12Gb/s device pmspcv # PMC-Sierra SAS/SATA Controller driver #XXX pointer/int warnings #device pst # Promise Supertrak SX6000 device twe # 3ware ATA RAID # NVM Express (NVMe) support device nvme # base NVMe driver device nvd # expose NVMe namespaces as disks, depends on nvme # Intel Volume Management Device (VMD) support device vmd # atkbdc0 controls both the keyboard and the PS/2 mouse device atkbdc # AT keyboard controller device atkbd # AT keyboard device psm # PS/2 mouse device kbdmux # keyboard multiplexer device vga # VGA video card driver options VESA # Add support for VESA BIOS Extensions (VBE) device splash # Splash screen and screen saver support # syscons is the default console driver, resembling an SCO console device sc options SC_PIXEL_MODE # add support for the raster text mode # vt is the new video console driver device vt device vt_vga device vt_efifb device vt_vbefb device agp # support several AGP chipsets # PCCARD (PCMCIA) support # PCMCIA and cardbus bridge support device cbb # cardbus (yenta) bridge device cardbus # CardBus (32-bit) bus # Serial (COM) ports device uart # Generic UART driver # Parallel port device ppc device ppbus # Parallel port bus (required) device lpt # Printer device ppi # Parallel port interface device #device vpo # Requires scbus and da device puc # Multi I/O cards and multi-channel UARTs # PCI/PCI-X/PCIe Ethernet NICs that use iflib infrastructure device iflib device em # Intel PRO/1000 Gigabit Ethernet Family device igc # Intel I225 2.5G Ethernet device ix # Intel PRO/10GbE PCIE PF Ethernet device ixv # Intel PRO/10GbE PCIE VF Ethernet device ixl # Intel 700 Series Physical Function device iavf # Intel Adaptive Virtual Function device ice # Intel 800 Series Physical Function device vmx # VMware VMXNET3 Ethernet device axp # AMD EPYC integrated NIC (requires miibus) # PCI Ethernet NICs. device bxe # Broadcom NetXtreme II BCM5771X/BCM578XX 10GbE device le # AMD Am7900 LANCE and Am79C9xx PCnet device ti # Alteon Networks Tigon I/II gigabit Ethernet # Nvidia/Mellanox Connect-X 4 and later, Ethernet only # mlx5ib requires ibcore infra and is not included by default device mlx5 # Base driver device mlxfw # Firmware update device mlx5en # Ethernet driver # PCI Ethernet NICs that use the common MII bus controller code. # NOTE: Be sure to keep the 'device miibus' line in order to use these NICs! device miibus # MII bus support device ae # Attansic/Atheros L2 FastEthernet device age # Attansic/Atheros L1 Gigabit Ethernet device alc # Atheros AR8131/AR8132 Ethernet device ale # Atheros AR8121/AR8113/AR8114 Ethernet device bce # Broadcom BCM5706/BCM5708 Gigabit Ethernet device bfe # Broadcom BCM440x 10/100 Ethernet device bge # Broadcom BCM570xx Gigabit Ethernet device cas # Sun Cassini/Cassini+ and NS DP83065 Saturn device dc # DEC/Intel 21143 and various workalikes device et # Agere ET1310 10/100/Gigabit Ethernet device fxp # Intel EtherExpress PRO/100B (82557, 82558) device gem # Sun GEM/Sun ERI/Apple GMAC device jme # JMicron JMC250 Gigabit/JMC260 Fast Ethernet device lge # Level 1 LXT1001 gigabit Ethernet device msk # Marvell/SysKonnect Yukon II Gigabit Ethernet device nfe # nVidia nForce MCP on-board Ethernet device nge # NatSemi DP83820 gigabit Ethernet device re # RealTek 8139C+/8169/8169S/8110S device rl # RealTek 8129/8139 device sge # Silicon Integrated Systems SiS190/191 device sis # Silicon Integrated Systems SiS 900/SiS 7016 device sk # SysKonnect SK-984x & SK-982x gigabit Ethernet device ste # Sundance ST201 (D-Link DFE-550TX) device stge # Sundance/Tamarack TC9021 gigabit Ethernet device vge # VIA VT612x gigabit Ethernet device vr # VIA Rhine, Rhine II device xl # 3Com 3c90x (``Boomerang'', ``Cyclone'') # Wireless NIC cards device wlan # 802.11 support options IEEE80211_DEBUG # enable debug msgs options IEEE80211_SUPPORT_MESH # enable 802.11s draft support device wlan_wep # 802.11 WEP support device wlan_ccmp # 802.11 CCMP support device wlan_tkip # 802.11 TKIP support device wlan_amrr # AMRR transmit rate control algorithm device ath # Atheros NICs device ath_pci # Atheros pci/cardbus glue device ath_hal # pci/cardbus chip support options AH_AR5416_INTERRUPT_MITIGATION # AR5416 interrupt mitigation options ATH_ENABLE_11N # Enable 802.11n support for AR5416 and later device ath_rate_sample # SampleRate tx rate control for ath #device bwi # Broadcom BCM430x/BCM431x wireless NICs. #device bwn # Broadcom BCM43xx wireless NICs. device ipw # Intel 2100 wireless NICs. device iwi # Intel 2200BG/2225BG/2915ABG wireless NICs. device iwn # Intel 4965/1000/5000/6000 wireless NICs. device malo # Marvell Libertas wireless NICs. device mwl # Marvell 88W8363 802.11n wireless NICs. device ral # Ralink Technology RT2500 wireless NICs. device wpi # Intel 3945ABG wireless NICs. # Pseudo devices. device crypto # core crypto support device aesni # AES-NI OpenCrypto module device loop # Network loopback device padlock_rng # VIA Padlock RNG device rdrand_rng # Intel Bull Mountain RNG device ether # Ethernet support device vlan # 802.1Q VLAN support device tuntap # Packet tunnel. device md # Memory "disks" device gif # IPv6 and IPv4 tunneling device firmware # firmware assist module device xz # lzma decompression # The `bpf' device enables the Berkeley Packet Filter. # Be aware of the administrative consequences of enabling this! # Note that 'bpf' is required for DHCP. device bpf # Berkeley packet filter # USB support options USB_DEBUG # enable debug msgs device uhci # UHCI PCI->USB interface device ohci # OHCI PCI->USB interface device ehci # EHCI PCI->USB interface (USB 2.0) device xhci # XHCI PCI->USB interface (USB 3.0) device usb # USB Bus (required) device ukbd # Keyboard device umass # Disks/Mass storage - Requires scbus and da # Sound support device sound # Generic sound driver (required) device snd_cmi # CMedia CMI8338/CMI8738 device snd_csa # Crystal Semiconductor CS461x/428x device snd_emu10kx # Creative SoundBlaster Live! and Audigy device snd_es137x # Ensoniq AudioPCI ES137x device snd_hda # Intel High Definition Audio device snd_ich # Intel, NVidia and other ICH AC'97 Audio device snd_via8233 # VIA VT8233x Audio # MMC/SD device mmc # MMC/SD bus device mmcsd # MMC/SD memory card device sdhci # Generic PCI SD Host Controller device rtsx # Realtek SD card reader # VirtIO support device virtio # Generic VirtIO bus (required) device virtio_pci # VirtIO PCI device device vtnet # VirtIO Ethernet device device virtio_blk # VirtIO Block device device virtio_scsi # VirtIO SCSI device device virtio_balloon # VirtIO Memory Balloon device # Linux KVM paravirtualization support device kvm_clock # KVM paravirtual clock driver # HyperV drivers and enhancement support device hyperv # HyperV drivers # Xen HVM Guest Optimizations # NOTE: XENHVM depends on xenpci and xentimer. # They must be added or removed together. options XENHVM # Xen HVM kernel infrastructure device xenpci # Xen HVM Hypervisor services driver device xentimer # Xen x86 PV timer device # Netmap provides direct access to TX/RX rings on supported NICs device netmap # netmap(4) support # evdev interface options EVDEV_SUPPORT # evdev support in legacy drivers device evdev # input event device support device uinput # install /dev/uinput cdev # HID support options HID_DEBUG # enable debug msgs device hid # Generic HID support options IICHID_SAMPLING # Workaround missing GPIO INTR support diff --git a/sys/amd64/conf/MINIMAL b/sys/amd64/conf/MINIMAL index ad1e61ececd8..f724cbd2e3f1 100644 --- a/sys/amd64/conf/MINIMAL +++ b/sys/amd64/conf/MINIMAL @@ -1,149 +1,147 @@ # # MINIMAL -- Mostly Minimal kernel configuration file for FreeBSD/amd64 # # Many definitions of minimal are possible. The one this file follows is # GENERIC, minus all functionality that can be replaced by loading kernel # modules. # # Exceptions: # o While UFS is buildable as a module, the current module lacks # some features (ACL, GJOURNAL) that GENERIC includes. # o acpi as a module has been reported flakey and not well tested, so # is included in the kernel. # o (non-loaded) random is included due to uncertainty... # o Many networking things are included # # For now, please run changes to these list past imp@freebsd.org # # For more information on this file, please read the config(5) manual page, # and/or the handbook section on Kernel Configuration Files: # # https://docs.freebsd.org/en/books/handbook/kernelconfig/#kernelconfig-config # # The handbook is also available locally in /usr/share/doc/handbook # if you've installed the doc distribution, otherwise always see the # FreeBSD World Wide Web server (https://www.FreeBSD.org/) for the # latest information. # # An exhaustive list of options and more detailed explanations of the # device lines is also present in the ../../conf/NOTES and NOTES files. # If you are in doubt as to the purpose or necessity of a line, check first # in NOTES. # # $FreeBSD$ cpu HAMMER ident MINIMAL makeoptions DEBUG=-g # Build kernel with gdb(1) debug symbols makeoptions WITH_CTF=1 # Run ctfconvert(1) for DTrace support options SCHED_ULE # ULE scheduler options NUMA # Non-Uniform Memory Architecture support options PREEMPTION # Enable kernel thread preemption options INET # InterNETworking options INET6 # IPv6 communications protocols -options CC_NEWRENO # include newreno congestion control -options CC_DEFAULT=\"newreno\" # define our default CC module it should be compiled in. options TCP_OFFLOAD # TCP offload options SCTP_SUPPORT # Allow kldload of SCTP options FFS # Berkeley Fast Filesystem options SOFTUPDATES # Enable FFS soft updates support options UFS_ACL # Support for access control lists options UFS_DIRHASH # Improve performance on big directories options UFS_GJOURNAL # Enable gjournal-based UFS journaling options QUOTA # Enable disk quotas for UFS options MD_ROOT # MD is a potential root device options COMPAT_FREEBSD32 # Compatible with i386 binaries options COMPAT_FREEBSD4 # Compatible with FreeBSD4 options COMPAT_FREEBSD5 # Compatible with FreeBSD5 options COMPAT_FREEBSD6 # Compatible with FreeBSD6 options COMPAT_FREEBSD7 # Compatible with FreeBSD7 options COMPAT_FREEBSD9 # Compatible with FreeBSD9 options COMPAT_FREEBSD10 # Compatible with FreeBSD10 options COMPAT_FREEBSD11 # Compatible with FreeBSD11 options COMPAT_FREEBSD12 # Compatible with FreeBSD12 options SCSI_DELAY=5000 # Delay (in ms) before probing SCSI options KTRACE # ktrace(1) support options STACK # stack(9) support options SYSVSHM # SYSV-style shared memory options SYSVMSG # SYSV-style message queues options SYSVSEM # SYSV-style semaphores options _KPOSIX_PRIORITY_SCHEDULING # POSIX P1003_1B real-time extensions options PRINTF_BUFR_SIZE=128 # Prevent printf output being interspersed. options KBD_INSTALL_CDEV # install a CDEV entry in /dev options HWPMC_HOOKS # Necessary kernel hooks for hwpmc(4) options AUDIT # Security event auditing options CAPABILITY_MODE # Capsicum capability mode options CAPABILITIES # Capsicum capabilities options MAC # TrustedBSD MAC Framework options KDTRACE_FRAME # Ensure frames are compiled in options KDTRACE_HOOKS # Kernel DTrace hooks options DDB_CTF # Kernel ELF linker loads CTF data options INCLUDE_CONFIG_FILE # Include this file in kernel # Debugging support. Always need this: options KDB # Enable kernel debugger support. options KDB_TRACE # Print a stack trace for a panic. # Make an SMP-capable kernel by default options SMP # Symmetric MultiProcessor Kernel options EARLY_AP_STARTUP # CPU frequency control device cpufreq # Bus support. device acpi options IOMMU device pci # atkbdc0 controls both the keyboard and the PS/2 mouse device atkbdc # AT keyboard controller device atkbd # AT keyboard device psm # PS/2 mouse device kbdmux # keyboard multiplexer device vga # VGA video card driver options VESA # Add support for VESA BIOS Extensions (VBE) device splash # Splash screen and screen saver support # syscons is the default console driver, resembling an SCO console device sc options SC_PIXEL_MODE # add support for the raster text mode # vt is the new video console driver device vt device vt_vga device vt_efifb device vt_vbefb device agp # support several AGP chipsets # Pseudo devices. device loop # Network loopback device padlock_rng # VIA Padlock RNG device rdrand_rng # Intel Bull Mountain RNG device ether # Ethernet support # The `bpf' device enables the Berkeley Packet Filter. # Be aware of the administrative consequences of enabling this! # Note that 'bpf' is required for DHCP. device bpf # Berkeley packet filter # Linux KVM paravirtualization support device kvm_clock # KVM paravirtual clock driver # Xen HVM Guest Optimizations # NOTE: XENHVM depends on xenpci and xentimer. # They must be added or removed together. options XENHVM # Xen HVM kernel infrastructure device xenpci # Xen HVM Hypervisor services driver device xentimer # Xen x86 PV timer device # evdev interface options EVDEV_SUPPORT # evdev support in legacy drivers device evdev # input event device support device uinput # install /dev/uinput cdev diff --git a/sys/arm/conf/DEFAULTS b/sys/arm/conf/DEFAULTS index 6755185f54d5..2e145585c7e8 100644 --- a/sys/arm/conf/DEFAULTS +++ b/sys/arm/conf/DEFAULTS @@ -1,7 +1,10 @@ # # DEFAULTS -- Default kernel configuration file for FreeBSD/arm # # $FreeBSD$ device mem +# Default congestion control algorithm +options CC_NEWRENO # include newreno congestion control + diff --git a/sys/arm64/conf/DEFAULTS b/sys/arm64/conf/DEFAULTS index ffc08435380f..e2b034e94967 100644 --- a/sys/arm64/conf/DEFAULTS +++ b/sys/arm64/conf/DEFAULTS @@ -1,16 +1,19 @@ # # DEFAULTS -- Default kernel configuration file for FreeBSD/arm64 # # $FreeBSD$ machine arm64 aarch64 # Pseudo devices. device mem # Memory and kernel memory devices # Default partitioning schemes options GEOM_PART_BSD options GEOM_PART_MBR options GEOM_PART_GPT +# Default congestion control algorithm +options CC_NEWRENO # include newreno congestion control + options NEW_PCIB diff --git a/sys/i386/conf/DEFAULTS b/sys/i386/conf/DEFAULTS index f0aee10c9c3c..67328043a537 100644 --- a/sys/i386/conf/DEFAULTS +++ b/sys/i386/conf/DEFAULTS @@ -1,28 +1,31 @@ # # DEFAULTS -- Default kernel configuration file for FreeBSD/i386 # # $FreeBSD$ machine i386 # Bus support. device isa options ISAPNP # Pseudo devices. device mem # Memory and kernel memory devices device io # I/O device # UART chips on this platform device uart_ns8250 # Default partitioning schemes options GEOM_PART_BSD options GEOM_PART_EBR options GEOM_PART_MBR options GEOM_PART_GPT +# Default congestion control algorithm +options CC_NEWRENO # include newreno congestion control + # enable support for native hardware device atpic options NEW_PCIB diff --git a/sys/i386/conf/GENERIC b/sys/i386/conf/GENERIC index 3b5556675555..5447c452c4f7 100644 --- a/sys/i386/conf/GENERIC +++ b/sys/i386/conf/GENERIC @@ -1,365 +1,363 @@ # # GENERIC -- Generic kernel configuration file for FreeBSD/i386 # # For more information on this file, please read the config(5) manual page, # and/or the handbook section on Kernel Configuration Files: # # https://docs.freebsd.org/en/books/handbook/kernelconfig/#kernelconfig-config # # The handbook is also available locally in /usr/share/doc/handbook # if you've installed the doc distribution, otherwise always see the # FreeBSD World Wide Web server (https://www.FreeBSD.org/) for the # latest information. # # An exhaustive list of options and more detailed explanations of the # device lines is also present in the ../../conf/NOTES and NOTES files. # If you are in doubt as to the purpose or necessity of a line, check first # in NOTES. # # $FreeBSD$ cpu I486_CPU cpu I586_CPU cpu I686_CPU ident GENERIC makeoptions DEBUG=-g # Build kernel with gdb(1) debug symbols makeoptions WITH_CTF=1 # Run ctfconvert(1) for DTrace support options SCHED_ULE # ULE scheduler options PREEMPTION # Enable kernel thread preemption options VIMAGE # Subsystem virtualization, e.g. VNET options INET # InterNETworking options INET6 # IPv6 communications protocols -options CC_NEWRENO # include newreno congestion control -options CC_DEFAULT=\"newreno\" # define our default CC module it should be compiled in. options IPSEC_SUPPORT # Allow kldload of ipsec and tcpmd5 options ROUTE_MPATH # Multipath routing support options TCP_HHOOK # hhook(9) framework for TCP options TCP_OFFLOAD # TCP offload options SCTP_SUPPORT # Allow kldload of SCTP options FFS # Berkeley Fast Filesystem options SOFTUPDATES # Enable FFS soft updates support options UFS_ACL # Support for access control lists options UFS_DIRHASH # Improve performance on big directories options UFS_GJOURNAL # Enable gjournal-based UFS journaling options QUOTA # Enable disk quotas for UFS options MD_ROOT # MD is a potential root device options NFSCL # Network Filesystem Client options NFSD # Network Filesystem Server options NFSLOCKD # Network Lock Manager options NFS_ROOT # NFS usable as /, requires NFSCL options MSDOSFS # MSDOS Filesystem options CD9660 # ISO 9660 Filesystem options PROCFS # Process filesystem (requires PSEUDOFS) options PSEUDOFS # Pseudo-filesystem framework options TMPFS # Efficient memory filesystem options GEOM_RAID # Soft RAID functionality. options GEOM_LABEL # Provides labelization options COMPAT_FREEBSD4 # Compatible with FreeBSD4 options COMPAT_FREEBSD5 # Compatible with FreeBSD5 options COMPAT_FREEBSD6 # Compatible with FreeBSD6 options COMPAT_FREEBSD7 # Compatible with FreeBSD7 options COMPAT_FREEBSD9 # Compatible with FreeBSD9 options COMPAT_FREEBSD10 # Compatible with FreeBSD10 options COMPAT_FREEBSD11 # Compatible with FreeBSD11 options COMPAT_FREEBSD12 # Compatible with FreeBSD12 options SCSI_DELAY=5000 # Delay (in ms) before probing SCSI options KTRACE # ktrace(1) support options STACK # stack(9) support options SYSVSHM # SYSV-style shared memory options SYSVMSG # SYSV-style message queues options SYSVSEM # SYSV-style semaphores options _KPOSIX_PRIORITY_SCHEDULING # POSIX P1003_1B real-time extensions options PRINTF_BUFR_SIZE=128 # Prevent printf output being interspersed. options KBD_INSTALL_CDEV # install a CDEV entry in /dev options HWPMC_HOOKS # Necessary kernel hooks for hwpmc(4) options AUDIT # Security event auditing options CAPABILITY_MODE # Capsicum capability mode options CAPABILITIES # Capsicum capabilities options MAC # TrustedBSD MAC Framework options KDTRACE_HOOKS # Kernel DTrace hooks options DDB_CTF # Kernel ELF linker loads CTF data options INCLUDE_CONFIG_FILE # Include this file in kernel options RACCT # Resource accounting framework options RACCT_DEFAULT_TO_DISABLED # Set kern.racct.enable=0 by default options RCTL # Resource limits # Debugging support. Always need this: options KDB # Enable kernel debugger support. options KDB_TRACE # Print a stack trace for a panic. # For full debugger support use (turn off in stable branch): options DDB # Support DDB. options GDB # Support remote GDB. options DEADLKRES # Enable the deadlock resolver options INVARIANTS # Enable calls of extra sanity checking options INVARIANT_SUPPORT # Extra sanity checks of internal structures, required by INVARIANTS options WITNESS # Enable checks to detect deadlocks and cycles options WITNESS_SKIPSPIN # Don't run witness on spinlocks for speed options MALLOC_DEBUG_MAXZONES=8 # Separate malloc(9) zones options VERBOSE_SYSINIT=0 # Support debug.verbose_sysinit, off by default # Kernel dump features. options EKCD # Support for encrypted kernel dumps options GZIO # gzip-compressed kernel and user dumps options ZSTDIO # zstd-compressed kernel and user dumps options DEBUGNET # debugnet networking options NETDUMP # netdump(4) client support options NETGDB # netgdb(4) client support # To make an SMP kernel, the next two lines are needed options SMP # Symmetric MultiProcessor Kernel device apic # I/O APIC options EARLY_AP_STARTUP # CPU frequency control device cpufreq # Bus support. device acpi device smbios device pci options PCI_HP # PCI-Express native HotPlug options PCI_IOV # PCI SR-IOV support # Floppy drives device fdc # ATA controllers device ahci # AHCI-compatible SATA controllers device ata # Legacy ATA/SATA controllers device mvs # Marvell 88SX50XX/88SX60XX/88SX70XX/SoC SATA device siis # SiliconImage SiI3124/SiI3132/SiI3531 SATA # SCSI Controllers device ahc # AHA2940 and onboard AIC7xxx devices device esp # AMD Am53C974 (Tekram DC-390(T)) device hptiop # Highpoint RocketRaid 3xxx series device isp # Qlogic family #device ispfw # Firmware for QLogic HBAs- normally a module device mpt # LSI-Logic MPT-Fusion device mps # LSI-Logic MPT-Fusion 2 device mpr # LSI-Logic MPT-Fusion 3 device sym # NCR/Symbios Logic device isci # Intel C600 SAS controller device pvscsi # VMware PVSCSI # ATA/SCSI peripherals device scbus # SCSI bus (required for ATA/SCSI) device ch # SCSI media changers device da # Direct Access (disks) device sa # Sequential Access (tape etc) device cd # CD device pass # Passthrough device (direct ATA/SCSI access) device ses # Enclosure Services (SES and SAF-TE) #device ctl # CAM Target Layer # RAID controllers interfaced to the SCSI subsystem device amr # AMI MegaRAID device arcmsr # Areca SATA II RAID device ciss # Compaq Smart RAID 5* device iir # Intel Integrated RAID device ips # IBM (Adaptec) ServeRAID device mly # Mylex AcceleRAID/eXtremeRAID device twa # 3ware 9000 series PATA/SATA RAID device tws # LSI 3ware 9750 SATA+SAS 6Gb/s RAID controller # RAID controllers device aac # Adaptec FSA RAID device aacp # SCSI passthrough for aac (requires CAM) device aacraid # Adaptec by PMC RAID device ida # Compaq Smart RAID device mfi # LSI MegaRAID SAS device mlx # Mylex DAC960 family device mrsas # LSI/Avago MegaRAID SAS/SATA, 6Gb/s and 12Gb/s device pmspcv # PMC-Sierra SAS/SATA Controller driver device pst # Promise Supertrak SX6000 device twe # 3ware ATA RAID # NVM Express (NVMe) support device nvme # base NVMe driver device nvd # expose NVMe namespace as disks, depends on nvme # atkbdc0 controls both the keyboard and the PS/2 mouse device atkbdc # AT keyboard controller device atkbd # AT keyboard device psm # PS/2 mouse device kbdmux # keyboard multiplexer device vga # VGA video card driver options VESA # Add support for VESA BIOS Extensions (VBE) device splash # Splash screen and screen saver support # syscons is the default console driver, resembling an SCO console device sc options SC_PIXEL_MODE # add support for the raster text mode # vt is the new video console driver device vt device vt_vga device vt_vbefb device agp # support several AGP chipsets # PCCARD (PCMCIA) support # PCMCIA and cardbus bridge support device cbb # cardbus (yenta) bridge device cardbus # CardBus (32-bit) bus # Serial (COM) ports device uart # Generic UART driver # Parallel port device ppc device ppbus # Parallel port bus (required) device lpt # Printer device ppi # Parallel port interface device #device vpo # Requires scbus and da device puc # Multi I/O cards and multi-channel UARTs # PCI/PCI-X/PCIe Ethernet NICs that use iflib infrastructure device iflib device igc # Intel I225 2.5G Ethernet device em # Intel PRO/1000 Gigabit Ethernet Family device vmx # VMware VMXNET3 Ethernet # PCI Ethernet NICs. device bxe # Broadcom NetXtreme II BCM5771X/BCM578XX 10GbE device le # AMD Am7900 LANCE and Am79C9xx PCnet device ti # Alteon Networks Tigon I/II gigabit Ethernet # PCI Ethernet NICs that use the common MII bus controller code. # NOTE: Be sure to keep the 'device miibus' line in order to use these NICs! device miibus # MII bus support device ae # Attansic/Atheros L2 FastEthernet device age # Attansic/Atheros L1 Gigabit Ethernet device alc # Atheros AR8131/AR8132 Ethernet device ale # Atheros AR8121/AR8113/AR8114 Ethernet device bce # Broadcom BCM5706/BCM5708 Gigabit Ethernet device bfe # Broadcom BCM440x 10/100 Ethernet device bge # Broadcom BCM570xx Gigabit Ethernet device cas # Sun Cassini/Cassini+ and NS DP83065 Saturn device dc # DEC/Intel 21143 and various workalikes device et # Agere ET1310 10/100/Gigabit Ethernet device fxp # Intel EtherExpress PRO/100B (82557, 82558) device gem # Sun GEM/Sun ERI/Apple GMAC device jme # JMicron JMC250 Gigabit/JMC260 Fast Ethernet device lge # Level 1 LXT1001 gigabit Ethernet device msk # Marvell/SysKonnect Yukon II Gigabit Ethernet device nfe # nVidia nForce MCP on-board Ethernet device nge # NatSemi DP83820 gigabit Ethernet device re # RealTek 8139C+/8169/8169S/8110S device rl # RealTek 8129/8139 device sge # Silicon Integrated Systems SiS190/191 device sis # Silicon Integrated Systems SiS 900/SiS 7016 device sk # SysKonnect SK-984x & SK-982x gigabit Ethernet device ste # Sundance ST201 (D-Link DFE-550TX) device stge # Sundance/Tamarack TC9021 gigabit Ethernet device vge # VIA VT612x gigabit Ethernet device vr # VIA Rhine, Rhine II device vte # DM&P Vortex86 RDC R6040 Fast Ethernet device xl # 3Com 3c90x (``Boomerang'', ``Cyclone'') # Wireless NIC cards device wlan # 802.11 support options IEEE80211_DEBUG # enable debug msgs options IEEE80211_SUPPORT_MESH # enable 802.11s draft support device wlan_wep # 802.11 WEP support device wlan_ccmp # 802.11 CCMP support device wlan_tkip # 802.11 TKIP support device wlan_amrr # AMRR transmit rate control algorithm device ath # Atheros NICs device ath_pci # Atheros pci/cardbus glue device ath_hal # pci/cardbus chip support options AH_AR5416_INTERRUPT_MITIGATION # AR5416 interrupt mitigation options ATH_ENABLE_11N # Enable 802.11n support for AR5416 and later device ath_rate_sample # SampleRate tx rate control for ath #device bwi # Broadcom BCM430x/BCM431x wireless NICs. #device bwn # Broadcom BCM43xx wireless NICs. device ipw # Intel 2100 wireless NICs. device iwi # Intel 2200BG/2225BG/2915ABG wireless NICs. device iwn # Intel 4965/1000/5000/6000 wireless NICs. device malo # Marvell Libertas wireless NICs. device mwl # Marvell 88W8363 802.11n wireless NICs. device ral # Ralink Technology RT2500 wireless NICs. device wpi # Intel 3945ABG wireless NICs. # Pseudo devices. device crypto # core crypto support device aesni # AES-NI OpenCrypto module device loop # Network loopback device padlock_rng # VIA Padlock RNG device rdrand_rng # Intel Bull Mountain RNG device ether # Ethernet support device vlan # 802.1Q VLAN support device tuntap # Packet tunnel. device md # Memory "disks" device gif # IPv6 and IPv4 tunneling device firmware # firmware assist module # The `bpf' device enables the Berkeley Packet Filter. # Be aware of the administrative consequences of enabling this! # Note that 'bpf' is required for DHCP. device bpf # Berkeley packet filter # USB support options USB_DEBUG # enable debug msgs device uhci # UHCI PCI->USB interface device ohci # OHCI PCI->USB interface device ehci # EHCI PCI->USB interface (USB 2.0) device xhci # XHCI PCI->USB interface (USB 3.0) device usb # USB Bus (required) device ukbd # Keyboard device umass # Disks/Mass storage - Requires scbus and da # Sound support device sound # Generic sound driver (required) device snd_cmi # CMedia CMI8338/CMI8738 device snd_csa # Crystal Semiconductor CS461x/428x device snd_emu10kx # Creative SoundBlaster Live! and Audigy device snd_es137x # Ensoniq AudioPCI ES137x device snd_hda # Intel High Definition Audio device snd_ich # Intel, NVidia and other ICH AC'97 Audio device snd_via8233 # VIA VT8233x Audio # MMC/SD device mmc # MMC/SD bus device mmcsd # MMC/SD memory card device sdhci # Generic PCI SD Host Controller device rtsx # Realtek SD card reader # VirtIO support device virtio # Generic VirtIO bus (required) device virtio_pci # VirtIO PCI device device vtnet # VirtIO Ethernet device device virtio_blk # VirtIO Block device device virtio_scsi # VirtIO SCSI device device virtio_balloon # VirtIO Memory Balloon device # Linux KVM paravirtualization support device kvm_clock # KVM paravirtual clock driver # HyperV drivers and enhancement support # NOTE: HYPERV depends on hyperv. They must be added or removed together. options HYPERV # Kernel support for HyperV drivers device hyperv # HyperV drivers # Xen HVM Guest Optimizations # NOTE: XENHVM and xenpci interdepend. They must be added or removed # together. xentimer depends on XENHVM and isn't required. options XENHVM # Xen HVM kernel infrastructure device xenpci # Xen HVM Hypervisor services driver device xentimer # Xen x86 PV timer device # evdev interface options EVDEV_SUPPORT # evdev support in legacy drivers device evdev # input event device support device uinput # install /dev/uinput cdev # HID support options HID_DEBUG # enable debug msgs device hid # Generic HID support options IICHID_SAMPLING # Workaround missing GPIO INTR support diff --git a/sys/i386/conf/MINIMAL b/sys/i386/conf/MINIMAL index 26c081c89799..9d735dbb0580 100644 --- a/sys/i386/conf/MINIMAL +++ b/sys/i386/conf/MINIMAL @@ -1,162 +1,160 @@ # # MINIMAL -- Mostly Minimal kernel configuration file for FreeBSD/i386 # # Many definitions of minimal are possible. The one this file follows is # GENERIC, minus all functionality that can be replaced by loading kernel # modules. # # Exceptions: # o While UFS is buildable as a module, the current module lacks # some features (ACL, GJOURNAL) that GENERIC includes. # o acpi as a module has been reported flakey and not well tested, so # is included in the kernel. # o (non-loaded) random is included due to uncertainty... # o Many networking things are included # # For now, please run changes to these list past imp@freebsd.org # # For more information on this file, please read the config(5) manual page, # and/or the handbook section on Kernel Configuration Files: # # https://docs.freebsd.org/en/books/handbook/kernelconfig/#kernelconfig-config # # The handbook is also available locally in /usr/share/doc/handbook # if you've installed the doc distribution, otherwise always see the # FreeBSD World Wide Web server (https://www.FreeBSD.org/) for the # latest information. # # An exhaustive list of options and more detailed explanations of the # device lines is also present in the ../../conf/NOTES and NOTES files. # If you are in doubt as to the purpose or necessity of a line, check first # in NOTES. # # $FreeBSD$ cpu I486_CPU cpu I586_CPU cpu I686_CPU ident MINIMAL makeoptions DEBUG=-g # Build kernel with gdb(1) debug symbols makeoptions WITH_CTF=1 # Run ctfconvert(1) for DTrace support options SCHED_ULE # ULE scheduler options PREEMPTION # Enable kernel thread preemption options INET # InterNETworking options INET6 # IPv6 communications protocols -options CC_NEWRENO # include newreno congestion control -options CC_DEFAULT=\"newreno\" # define our default CC module it should be compiled in. options TCP_OFFLOAD # TCP offload options SCTP_SUPPORT # Allow kldload of SCTP options FFS # Berkeley Fast Filesystem options SOFTUPDATES # Enable FFS soft updates support options UFS_ACL # Support for access control lists options UFS_DIRHASH # Improve performance on big directories options UFS_GJOURNAL # Enable gjournal-based UFS journaling options QUOTA # Enable disk quotas for UFS options MD_ROOT # MD is a potential root device options COMPAT_FREEBSD4 # Compatible with FreeBSD4 options COMPAT_FREEBSD5 # Compatible with FreeBSD5 options COMPAT_FREEBSD6 # Compatible with FreeBSD6 options COMPAT_FREEBSD7 # Compatible with FreeBSD7 options COMPAT_FREEBSD9 # Compatible with FreeBSD9 options COMPAT_FREEBSD10 # Compatible with FreeBSD10 options COMPAT_FREEBSD11 # Compatible with FreeBSD11 options COMPAT_FREEBSD12 # Compatible with FreeBSD12 options SCSI_DELAY=5000 # Delay (in ms) before probing SCSI options KTRACE # ktrace(1) support options STACK # stack(9) support options SYSVSHM # SYSV-style shared memory options SYSVMSG # SYSV-style message queues options SYSVSEM # SYSV-style semaphores options _KPOSIX_PRIORITY_SCHEDULING # POSIX P1003_1B real-time extensions options PRINTF_BUFR_SIZE=128 # Prevent printf output being interspersed. options KBD_INSTALL_CDEV # install a CDEV entry in /dev options HWPMC_HOOKS # Necessary kernel hooks for hwpmc(4) options AUDIT # Security event auditing options CAPABILITY_MODE # Capsicum capability mode options CAPABILITIES # Capsicum capabilities options MAC # TrustedBSD MAC Framework options KDTRACE_FRAME # Ensure frames are compiled in options KDTRACE_HOOKS # Kernel DTrace hooks options DDB_CTF # Kernel ELF linker loads CTF data options INCLUDE_CONFIG_FILE # Include this file in kernel # Debugging support. Always need this: options KDB # Enable kernel debugger support. options KDB_TRACE # Print a stack trace for a panic. # For full debugger support use (turn off in stable branch): options DDB # Support DDB. options GDB # Support remote GDB. options DEADLKRES # Enable the deadlock resolver options INVARIANTS # Enable calls of extra sanity checking options INVARIANT_SUPPORT # Extra sanity checks of internal structures, required by INVARIANTS options WITNESS # Enable checks to detect deadlocks and cycles options WITNESS_SKIPSPIN # Don't run witness on spinlocks for speed options MALLOC_DEBUG_MAXZONES=8 # Separate malloc(9) zones options VERBOSE_SYSINIT=0 # Support debug.verbose_sysinit, off by default # Make an SMP-capable kernel by default options SMP # Symmetric MultiProcessor Kernel options EARLY_AP_STARTUP device apic # CPU frequency control device cpufreq # Bus support. device acpi device smbios device pci # atkbdc0 controls both the keyboard and the PS/2 mouse device atkbdc # AT keyboard controller device atkbd # AT keyboard device psm # PS/2 mouse device kbdmux # keyboard multiplexer device vga # VGA video card driver options VESA # Add support for VESA BIOS Extensions (VBE) device splash # Splash screen and screen saver support # syscons is the default console driver, resembling an SCO console device sc options SC_PIXEL_MODE # add support for the raster text mode # vt is the new video console driver device vt device vt_vga device vt_efifb device vt_vbefb device agp # support several AGP chipsets # Pseudo devices. device loop # Network loopback device padlock_rng # VIA Padlock RNG device rdrand_rng # Intel Bull Mountain RNG device ether # Ethernet support device vlan # 802.1Q VLAN support device tuntap # Packet tunnel. device gif # IPv6 and IPv4 tunneling # The `bpf' device enables the Berkeley Packet Filter. # Be aware of the administrative consequences of enabling this! # Note that 'bpf' is required for DHCP. device bpf # Berkeley packet filter # Linux KVM paravirtualization support device kvm_clock # KVM paravirtual clock driver # Xen HVM Guest Optimizations # NOTE: XENHVM depends on xenpci. They must be added or removed together. options XENHVM # Xen HVM kernel infrastructure device xenpci # Xen HVM Hypervisor services driver device xentimer # Xen x86 PV timer device # evdev interface options EVDEV_SUPPORT # evdev support in legacy drivers device evdev # input event device support device uinput # install /dev/uinput cdev diff --git a/sys/mips/conf/DEFAULTS b/sys/mips/conf/DEFAULTS index f09ef5440ce9..a64b332ffa43 100644 --- a/sys/mips/conf/DEFAULTS +++ b/sys/mips/conf/DEFAULTS @@ -1,11 +1,14 @@ # # DEFAULTS -- Default kernel configuration file for FreeBSD/mips # # $FreeBSD$ device mem device uart_ns8250 options GEOM_PART_BSD options GEOM_PART_MBR + +# Default congestion control algorithm +options CC_NEWRENO # include newreno congestion control diff --git a/sys/netinet/cc/cc.c b/sys/netinet/cc/cc.c index 0a61aff37c96..df0efcac24be 100644 --- a/sys/netinet/cc/cc.c +++ b/sys/netinet/cc/cc.c @@ -1,571 +1,578 @@ /*- * SPDX-License-Identifier: BSD-2-Clause-FreeBSD * * Copyright (c) 2007-2008 * Swinburne University of Technology, Melbourne, Australia. * Copyright (c) 2009-2010 Lawrence Stewart * Copyright (c) 2010 The FreeBSD Foundation * All rights reserved. * * This software was developed at the Centre for Advanced Internet * Architectures, Swinburne University of Technology, by Lawrence Stewart and * James Healy, made possible in part by a grant from the Cisco University * Research Program Fund at Community Foundation Silicon Valley. * * Portions of this software were developed at the Centre for Advanced * Internet Architectures, Swinburne University of Technology, Melbourne, * Australia by David Hayes under sponsorship from the FreeBSD Foundation. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ /* * This software was first released in 2007 by James Healy and Lawrence Stewart * whilst working on the NewTCP research project at Swinburne University of * Technology's Centre for Advanced Internet Architectures, Melbourne, * Australia, which was made possible in part by a grant from the Cisco * University Research Program Fund at Community Foundation Silicon Valley. * More details are available at: * http://caia.swin.edu.au/urp/newtcp/ */ #include __FBSDID("$FreeBSD$"); #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include +/* + * Have a sane default if no CC_DEFAULT is specified in the kernel config file. + */ +#ifndef CC_DEFAULT +#define CC_DEFAULT "newreno" +#endif + MALLOC_DEFINE(M_CC_MEM, "CC Mem", "Congestion Control State memory"); /* * List of available cc algorithms on the current system. First element * is used as the system default CC algorithm. */ struct cc_head cc_list = STAILQ_HEAD_INITIALIZER(cc_list); /* Protects the cc_list TAILQ. */ struct rwlock cc_list_lock; VNET_DEFINE(struct cc_algo *, default_cc_ptr) = NULL; VNET_DEFINE(uint32_t, newreno_beta) = 50; #define V_newreno_beta VNET(newreno_beta) /* * Sysctl handler to show and change the default CC algorithm. */ static int cc_default_algo(SYSCTL_HANDLER_ARGS) { char default_cc[TCP_CA_NAME_MAX]; struct cc_algo *funcs; int error; /* Get the current default: */ CC_LIST_RLOCK(); if (CC_DEFAULT_ALGO() != NULL) strlcpy(default_cc, CC_DEFAULT_ALGO()->name, sizeof(default_cc)); else memset(default_cc, 0, TCP_CA_NAME_MAX); CC_LIST_RUNLOCK(); error = sysctl_handle_string(oidp, default_cc, sizeof(default_cc), req); /* Check for error or no change */ if (error != 0 || req->newptr == NULL) goto done; error = ESRCH; /* Find algo with specified name and set it to default. */ CC_LIST_RLOCK(); STAILQ_FOREACH(funcs, &cc_list, entries) { if (strncmp(default_cc, funcs->name, sizeof(default_cc))) continue; V_default_cc_ptr = funcs; error = 0; break; } CC_LIST_RUNLOCK(); done: return (error); } /* * Sysctl handler to display the list of available CC algorithms. */ static int cc_list_available(SYSCTL_HANDLER_ARGS) { struct cc_algo *algo; struct sbuf *s; int err, first, nalgos; err = nalgos = 0; first = 1; CC_LIST_RLOCK(); STAILQ_FOREACH(algo, &cc_list, entries) { nalgos++; } CC_LIST_RUNLOCK(); if (nalgos == 0) { return (ENOENT); } s = sbuf_new(NULL, NULL, nalgos * TCP_CA_NAME_MAX, SBUF_FIXEDLEN); if (s == NULL) return (ENOMEM); /* * It is theoretically possible for the CC list to have grown in size * since the call to sbuf_new() and therefore for the sbuf to be too * small. If this were to happen (incredibly unlikely), the sbuf will * reach an overflow condition, sbuf_printf() will return an error and * the sysctl will fail gracefully. */ CC_LIST_RLOCK(); STAILQ_FOREACH(algo, &cc_list, entries) { err = sbuf_printf(s, first ? "%s" : ", %s", algo->name); if (err) { /* Sbuf overflow condition. */ err = EOVERFLOW; break; } first = 0; } CC_LIST_RUNLOCK(); if (!err) { sbuf_finish(s); err = sysctl_handle_string(oidp, sbuf_data(s), 0, req); } sbuf_delete(s); return (err); } /* * Return the number of times a proposed removal_cc is * being used as the default. */ static int cc_check_default(struct cc_algo *remove_cc) { int cnt = 0; VNET_ITERATOR_DECL(vnet_iter); CC_LIST_LOCK_ASSERT(); VNET_LIST_RLOCK_NOSLEEP(); VNET_FOREACH(vnet_iter) { CURVNET_SET(vnet_iter); if ((CC_DEFAULT_ALGO() != NULL) && strncmp(CC_DEFAULT_ALGO()->name, remove_cc->name, TCP_CA_NAME_MAX) == 0) { cnt++; } CURVNET_RESTORE(); } VNET_LIST_RUNLOCK_NOSLEEP(); return (cnt); } /* * Initialise CC subsystem on system boot. */ static void cc_init(void) { CC_LIST_LOCK_INIT(); STAILQ_INIT(&cc_list); } /* * Returns non-zero on success, 0 on failure. */ int cc_deregister_algo(struct cc_algo *remove_cc) { struct cc_algo *funcs, *tmpfuncs; int err; err = ENOENT; /* Remove algo from cc_list so that new connections can't use it. */ CC_LIST_WLOCK(); STAILQ_FOREACH_SAFE(funcs, &cc_list, entries, tmpfuncs) { if (funcs == remove_cc) { if (cc_check_default(remove_cc)) { err = EBUSY; break; } /* Add a temp flag to stop new adds to it */ funcs->flags |= CC_MODULE_BEING_REMOVED; break; } } CC_LIST_WUNLOCK(); err = tcp_ccalgounload(remove_cc); /* * Now back through and we either remove the temp flag * or pull the registration. */ CC_LIST_WLOCK(); STAILQ_FOREACH_SAFE(funcs, &cc_list, entries, tmpfuncs) { if (funcs == remove_cc) { if (err == 0) STAILQ_REMOVE(&cc_list, funcs, cc_algo, entries); else funcs->flags &= ~CC_MODULE_BEING_REMOVED; break; } } CC_LIST_WUNLOCK(); return (err); } /* * Returns 0 on success, non-zero on failure. */ int cc_register_algo(struct cc_algo *add_cc) { struct cc_algo *funcs; int err; err = 0; /* * Iterate over list of registered CC algorithms and make sure * we're not trying to add a duplicate. */ CC_LIST_WLOCK(); STAILQ_FOREACH(funcs, &cc_list, entries) { if (funcs == add_cc || strncmp(funcs->name, add_cc->name, TCP_CA_NAME_MAX) == 0) { err = EEXIST; break; } } /* * The first loaded congestion control module will become * the default until we find the "CC_DEFAULT" defined in * the config (if we do). */ if (!err) { STAILQ_INSERT_TAIL(&cc_list, add_cc, entries); if (strcmp(add_cc->name, CC_DEFAULT) == 0) { V_default_cc_ptr = add_cc; } else if (V_default_cc_ptr == NULL) { V_default_cc_ptr = add_cc; } } CC_LIST_WUNLOCK(); return (err); } /* * Perform any necessary tasks before we exit congestion recovery. */ void newreno_cc_post_recovery(struct cc_var *ccv) { int pipe; if (IN_FASTRECOVERY(CCV(ccv, t_flags))) { /* * Fast recovery will conclude after returning from this * function. Window inflation should have left us with * approximately snd_ssthresh outstanding data. But in case we * would be inclined to send a burst, better to do it via the * slow start mechanism. * * XXXLAS: Find a way to do this without needing curack */ if (V_tcp_do_newsack) pipe = tcp_compute_pipe(ccv->ccvc.tcp); else pipe = CCV(ccv, snd_max) - ccv->curack; if (pipe < CCV(ccv, snd_ssthresh)) /* * Ensure that cwnd does not collapse to 1 MSS under * adverse conditons. Implements RFC6582 */ CCV(ccv, snd_cwnd) = max(pipe, CCV(ccv, t_maxseg)) + CCV(ccv, t_maxseg); else CCV(ccv, snd_cwnd) = CCV(ccv, snd_ssthresh); } } void newreno_cc_after_idle(struct cc_var *ccv) { uint32_t rw; /* * If we've been idle for more than one retransmit timeout the old * congestion window is no longer current and we have to reduce it to * the restart window before we can transmit again. * * The restart window is the initial window or the last CWND, whichever * is smaller. * * This is done to prevent us from flooding the path with a full CWND at * wirespeed, overloading router and switch buffers along the way. * * See RFC5681 Section 4.1. "Restarting Idle Connections". * * In addition, per RFC2861 Section 2, the ssthresh is set to the * maximum of the former ssthresh or 3/4 of the old cwnd, to * not exit slow-start prematurely. */ rw = tcp_compute_initwnd(tcp_maxseg(ccv->ccvc.tcp)); CCV(ccv, snd_ssthresh) = max(CCV(ccv, snd_ssthresh), CCV(ccv, snd_cwnd)-(CCV(ccv, snd_cwnd)>>2)); CCV(ccv, snd_cwnd) = min(rw, CCV(ccv, snd_cwnd)); } /* * Perform any necessary tasks before we enter congestion recovery. */ void newreno_cc_cong_signal(struct cc_var *ccv, uint32_t type) { uint32_t cwin, factor; u_int mss; cwin = CCV(ccv, snd_cwnd); mss = tcp_fixed_maxseg(ccv->ccvc.tcp); /* * Other TCP congestion controls use newreno_cong_signal(), but * with their own private cc_data. Make sure the cc_data is used * correctly. */ factor = V_newreno_beta; /* Catch algos which mistakenly leak private signal types. */ KASSERT((type & CC_SIGPRIVMASK) == 0, ("%s: congestion signal type 0x%08x is private\n", __func__, type)); cwin = max(((uint64_t)cwin * (uint64_t)factor) / (100ULL * (uint64_t)mss), 2) * mss; switch (type) { case CC_NDUPACK: if (!IN_FASTRECOVERY(CCV(ccv, t_flags))) { if (!IN_CONGRECOVERY(CCV(ccv, t_flags))) CCV(ccv, snd_ssthresh) = cwin; ENTER_RECOVERY(CCV(ccv, t_flags)); } break; case CC_ECN: if (!IN_CONGRECOVERY(CCV(ccv, t_flags))) { CCV(ccv, snd_ssthresh) = cwin; CCV(ccv, snd_cwnd) = cwin; ENTER_CONGRECOVERY(CCV(ccv, t_flags)); } break; case CC_RTO: CCV(ccv, snd_ssthresh) = max(min(CCV(ccv, snd_wnd), CCV(ccv, snd_cwnd)) / 2 / mss, 2) * mss; CCV(ccv, snd_cwnd) = mss; break; } } void newreno_cc_ack_received(struct cc_var *ccv, uint16_t type) { if (type == CC_ACK && !IN_RECOVERY(CCV(ccv, t_flags)) && (ccv->flags & CCF_CWND_LIMITED)) { u_int cw = CCV(ccv, snd_cwnd); u_int incr = CCV(ccv, t_maxseg); /* * Regular in-order ACK, open the congestion window. * Method depends on which congestion control state we're * in (slow start or cong avoid) and if ABC (RFC 3465) is * enabled. * * slow start: cwnd <= ssthresh * cong avoid: cwnd > ssthresh * * slow start and ABC (RFC 3465): * Grow cwnd exponentially by the amount of data * ACKed capping the max increment per ACK to * (abc_l_var * maxseg) bytes. * * slow start without ABC (RFC 5681): * Grow cwnd exponentially by maxseg per ACK. * * cong avoid and ABC (RFC 3465): * Grow cwnd linearly by maxseg per RTT for each * cwnd worth of ACKed data. * * cong avoid without ABC (RFC 5681): * Grow cwnd linearly by approximately maxseg per RTT using * maxseg^2 / cwnd per ACK as the increment. * If cwnd > maxseg^2, fix the cwnd increment at 1 byte to * avoid capping cwnd. */ if (cw > CCV(ccv, snd_ssthresh)) { if (V_tcp_do_rfc3465) { if (ccv->flags & CCF_ABC_SENTAWND) ccv->flags &= ~CCF_ABC_SENTAWND; else incr = 0; } else incr = max((incr * incr / cw), 1); } else if (V_tcp_do_rfc3465) { /* * In slow-start with ABC enabled and no RTO in sight? * (Must not use abc_l_var > 1 if slow starting after * an RTO. On RTO, snd_nxt = snd_una, so the * snd_nxt == snd_max check is sufficient to * handle this). * * XXXLAS: Find a way to signal SS after RTO that * doesn't rely on tcpcb vars. */ uint16_t abc_val; if (ccv->flags & CCF_USE_LOCAL_ABC) abc_val = ccv->labc; else abc_val = V_tcp_abc_l_var; if (CCV(ccv, snd_nxt) == CCV(ccv, snd_max)) incr = min(ccv->bytes_this_ack, ccv->nsegs * abc_val * CCV(ccv, t_maxseg)); else incr = min(ccv->bytes_this_ack, CCV(ccv, t_maxseg)); } /* ABC is on by default, so incr equals 0 frequently. */ if (incr > 0) CCV(ccv, snd_cwnd) = min(cw + incr, TCP_MAXWIN << CCV(ccv, snd_scale)); } } /* * Handles kld related events. Returns 0 on success, non-zero on failure. */ int cc_modevent(module_t mod, int event_type, void *data) { struct cc_algo *algo; int err; err = 0; algo = (struct cc_algo *)data; switch(event_type) { case MOD_LOAD: if ((algo->cc_data_sz == NULL) && (algo->cb_init != NULL)) { /* * A module must have a cc_data_sz function * even if it has no data it should return 0. */ printf("Module Load Fails, it lacks a cc_data_sz() function but has a cb_init()!\n"); err = EINVAL; break; } if (algo->mod_init != NULL) err = algo->mod_init(); if (!err) err = cc_register_algo(algo); break; case MOD_QUIESCE: case MOD_SHUTDOWN: case MOD_UNLOAD: err = cc_deregister_algo(algo); if (!err && algo->mod_destroy != NULL) algo->mod_destroy(); if (err == ENOENT) err = 0; break; default: err = EINVAL; break; } return (err); } SYSINIT(cc, SI_SUB_PROTO_IFATTACHDOMAIN, SI_ORDER_FIRST, cc_init, NULL); /* Declare sysctl tree and populate it. */ SYSCTL_NODE(_net_inet_tcp, OID_AUTO, cc, CTLFLAG_RW | CTLFLAG_MPSAFE, NULL, "Congestion control related settings"); SYSCTL_PROC(_net_inet_tcp_cc, OID_AUTO, algorithm, CTLFLAG_VNET | CTLTYPE_STRING | CTLFLAG_RW | CTLFLAG_MPSAFE, NULL, 0, cc_default_algo, "A", "Default congestion control algorithm"); SYSCTL_PROC(_net_inet_tcp_cc, OID_AUTO, available, CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, NULL, 0, cc_list_available, "A", "List available congestion control algorithms"); VNET_DEFINE(int, cc_do_abe) = 0; SYSCTL_INT(_net_inet_tcp_cc, OID_AUTO, abe, CTLFLAG_VNET | CTLFLAG_RW, &VNET_NAME(cc_do_abe), 0, "Enable draft-ietf-tcpm-alternativebackoff-ecn (TCP Alternative Backoff with ECN)"); VNET_DEFINE(int, cc_abe_frlossreduce) = 0; SYSCTL_INT(_net_inet_tcp_cc, OID_AUTO, abe_frlossreduce, CTLFLAG_VNET | CTLFLAG_RW, &VNET_NAME(cc_abe_frlossreduce), 0, "Apply standard beta instead of ABE-beta during ECN-signalled congestion " "recovery episodes if loss also needs to be repaired"); diff --git a/sys/powerpc/conf/DEFAULTS b/sys/powerpc/conf/DEFAULTS index da8e7fb6d197..9bf5e706b04a 100644 --- a/sys/powerpc/conf/DEFAULTS +++ b/sys/powerpc/conf/DEFAULTS @@ -1,15 +1,18 @@ # # DEFAULTS -- Default kernel configuration file for FreeBSD/powerpc # # $FreeBSD$ # Pseudo devices. device mem # Memory and kernel memory devices # UART chips on this platform device uart_ns8250 options GEOM_PART_BSD options GEOM_PART_MBR +# Default congestion control algorithm +options CC_NEWRENO # include newreno congestion control + options NEW_PCIB diff --git a/sys/powerpc/conf/GENERIC b/sys/powerpc/conf/GENERIC index 5e3796c98e1f..cdf1266ec5a6 100644 --- a/sys/powerpc/conf/GENERIC +++ b/sys/powerpc/conf/GENERIC @@ -1,248 +1,246 @@ # # GENERIC -- Generic kernel configuration file for FreeBSD/powerpc # # For more information on this file, please read the handbook section on # Kernel Configuration Files: # # https://docs.freebsd.org/en/books/handbook/kernelconfig/#kernelconfig-config # # The handbook is also available locally in /usr/share/doc/handbook # if you've installed the doc distribution, otherwise always see the # FreeBSD World Wide Web server (https://www.FreeBSD.org/) for the # latest information. # # An exhaustive list of options and more detailed explanations of the # device lines is also present in the ../../conf/NOTES and NOTES files. # If you are in doubt as to the purpose or necessity of a line, check first # in NOTES. # # $FreeBSD$ cpu AIM ident GENERIC machine powerpc powerpc makeoptions DEBUG=-g #Build kernel with gdb(1) debug symbols makeoptions WITH_CTF=1 # Platform support options POWERMAC #NewWorld Apple PowerMacs options PSIM #GDB PSIM ppc simulator options MAMBO #IBM Mambo Full System Simulator options PSERIES #PAPR-compliant systems options FDT options SCHED_ULE #ULE scheduler options PREEMPTION #Enable kernel thread preemption options VIMAGE # Subsystem virtualization, e.g. VNET options INET #InterNETworking options INET6 #IPv6 communications protocols -options CC_NEWRENO # include newreno congestion control -options CC_DEFAULT=\"newreno\" # define our default CC module it should be compiled in. options IPSEC_SUPPORT # Allow kldload of ipsec and tcpmd5 options TCP_HHOOK # hhook(9) framework for TCP options TCP_RFC7413 # TCP Fast Open options SCTP_SUPPORT # Allow kldload of SCTP options FFS #Berkeley Fast Filesystem options SOFTUPDATES #Enable FFS soft updates support options UFS_ACL #Support for access control lists options UFS_DIRHASH #Improve performance on big directories options UFS_GJOURNAL #Enable gjournal-based UFS journaling options QUOTA #Enable disk quotas for UFS options MD_ROOT #MD is a potential root device options NFSCL #Network Filesystem Client options NFSD #Network Filesystem Server options NFSLOCKD #Network Lock Manager options NFS_ROOT #NFS usable as root device options MSDOSFS #MSDOS Filesystem options CD9660 #ISO 9660 Filesystem options PROCFS #Process filesystem (requires PSEUDOFS) options PSEUDOFS #Pseudo-filesystem framework options TMPFS #Efficient memory filesystem options GEOM_PART_APM #Apple Partition Maps. options GEOM_PART_GPT #GUID Partition Tables. options GEOM_LABEL #Provides labelization options COMPAT_FREEBSD4 #Keep this for a while options COMPAT_FREEBSD5 #Compatible with FreeBSD5 options COMPAT_FREEBSD6 #Compatible with FreeBSD6 options COMPAT_FREEBSD7 #Compatible with FreeBSD7 options COMPAT_FREEBSD9 # Compatible with FreeBSD9 options COMPAT_FREEBSD10 # Compatible with FreeBSD10 options COMPAT_FREEBSD11 # Compatible with FreeBSD11 options COMPAT_FREEBSD12 # Compatible with FreeBSD12 options SCSI_DELAY=5000 #Delay (in ms) before probing SCSI options KTRACE #ktrace(1) syscall trace support options STACK #stack(9) support options SYSVSHM #SYSV-style shared memory options SYSVMSG #SYSV-style message queues options SYSVSEM #SYSV-style semaphores options _KPOSIX_PRIORITY_SCHEDULING #Posix P1003_1B real-time extensions options HWPMC_HOOKS # Necessary kernel hooks for hwpmc(4) options AUDIT # Security event auditing options CAPABILITY_MODE # Capsicum capability mode options CAPABILITIES # Capsicum capabilities options MAC # TrustedBSD MAC Framework options KDTRACE_HOOKS # Kernel DTrace hooks options DDB_CTF # Kernel ELF linker loads CTF data options INCLUDE_CONFIG_FILE # Include this file in kernel options RACCT # Resource accounting framework options RACCT_DEFAULT_TO_DISABLED # Set kern.racct.enable=0 by default options RCTL # Resource limits # Debugging support. Always need this: options KDB # Enable kernel debugger support. options KDB_TRACE # Print a stack trace for a panic. # For full debugger support use (turn off in stable branch): options DDB #Support DDB #options DEADLKRES #Enable the deadlock resolver options INVARIANTS #Enable calls of extra sanity checking options INVARIANT_SUPPORT #Extra sanity checks of internal structures, required by INVARIANTS options WITNESS #Enable checks to detect deadlocks and cycles options WITNESS_SKIPSPIN #Don't run witness on spinlocks for speed options MALLOC_DEBUG_MAXZONES=8 # Separate malloc(9) zones options VERBOSE_SYSINIT=0 # Support debug.verbose_sysinit, off by default # Kernel dump features. options EKCD # Support for encrypted kernel dumps options GZIO # gzip-compressed kernel and user dumps options ZSTDIO # zstd-compressed kernel and user dumps options DEBUGNET # debugnet networking options NETDUMP # netdump(4) client support # Make an SMP-capable kernel by default options SMP # Symmetric MultiProcessor Kernel # CPU frequency control device cpufreq # Standard busses device pci options PCI_HP # PCI-Express native HotPlug device agp # ATA controllers device ahci # AHCI-compatible SATA controllers device ata # Legacy ATA/SATA controllers device mvs # Marvell 88SX50XX/88SX60XX/88SX70XX/SoC SATA device siis # SiliconImage SiI3124/SiI3132/SiI3531 SATA # SCSI Controllers device ahc # AHA2940 and onboard AIC7xxx devices options AHC_ALLOW_MEMIO # Attempt to use memory mapped I/O device isp # Qlogic family device ispfw # Firmware module for Qlogic host adapters device mpt # LSI-Logic MPT-Fusion device sym # NCR/Symbios/LSI Logic 53C8XX/53C1010/53C1510D # ATA/SCSI peripherals device scbus # SCSI bus (required for ATA/SCSI) device da # Direct Access (disks) device sa # Sequential Access (tape etc) device cd # CD device pass # Passthrough device (direct ATA/SCSI access) # vt is the default console driver, resembling an SCO console device vt # Generic console driver (pulls in OF FB) device kbdmux # Serial (COM) ports device scc device uart device uart_z8530 # FireWire support device firewire # FireWire bus code device sbp # SCSI over FireWire (Requires scbus and da) device fwe # Ethernet over FireWire (non-standard!) # PCI Ethernet NICs that use the common MII bus controller code. device miibus # MII bus support device bge # Broadcom BCM570xx Gigabit Ethernet device gem # Sun GEM/Sun ERI/Apple GMAC device dc # DEC/Intel 21143 and various workalikes device fxp # Intel EtherExpress PRO/100B (82557, 82558) # Pseudo devices. device crypto # core crypto support device loop # Network loopback device ether # Ethernet support device vlan # 802.1Q VLAN support device tuntap # Packet tunnel. device md # Memory "disks" device ofwd # Open Firmware disks device gif # IPv6 and IPv4 tunneling device firmware # firmware assist module # The `bpf' device enables the Berkeley Packet Filter. # Be aware of the administrative consequences of enabling this! # Note that 'bpf' is required for DHCP. device bpf #Berkeley packet filter # USB support options USB_DEBUG # enable debug msgs device uhci # UHCI PCI->USB interface device ohci # OHCI PCI->USB interface device ehci # EHCI PCI->USB interface device usb # USB Bus (required) device uhid # "Human Interface Devices" device ukbd # Keyboard options KBD_INSTALL_CDEV # install a CDEV entry in /dev device ulpt # Printer device umass # Disks/Mass storage - Requires scbus and da0 device ums # Mouse device atp # Apple USB touchpad device urio # Diamond Rio 500 MP3 player # USB Ethernet device aue # ADMtek USB Ethernet device axe # ASIX Electronics USB Ethernet device cdce # Generic USB over Ethernet device cue # CATC USB Ethernet device kue # Kawasaki LSI USB Ethernet # Wireless NIC cards options IEEE80211_SUPPORT_MESH # Misc device iicbus # I2C bus code device kiic # Keywest I2C device ad7417 # PowerMac7,2 temperature sensor device adt746x # PowerBook5,8 temperature sensor device ds1631 # PowerMac11,2 temperature sensor device ds1775 # PowerMac7,2 temperature sensor device fcu # Apple Fan Control Unit device max6690 # PowerMac7,2 temperature sensor device powermac_nvram # Open Firmware configuration NVRAM device smu # Apple System Management Unit device adm1030 # Apple G4 MDD fan controller device atibl # ATI-based backlight driver for PowerBooks/iBooks device nvbl # nVidia-based backlight driver for PowerBooks/iBooks device pswitch # Macio programmer's switch # ADB support device adb device cuda device pmu # Sound support device sound # Generic sound driver (required) device snd_ai2s # Apple I2S audio device snd_davbus # Apple DAVBUS audio device snd_uaudio # USB Audio # evdev interface options EVDEV_SUPPORT # evdev support in legacy drivers device evdev # input event device support device uinput # install /dev/uinput cdev # VirtIO support device virtio # Generic VirtIO bus (required) device virtio_pci # VirtIO PCI device device vtnet # VirtIO Ethernet device device virtio_blk # VirtIO Block device device virtio_scsi # VirtIO SCSI device device virtio_balloon # VirtIO Memory Balloon device # HID support options HID_DEBUG # enable debug msgs device hid # Generic HID support diff --git a/sys/riscv/conf/DEFAULTS b/sys/riscv/conf/DEFAULTS index 94c6bf283c45..f18fdca0c001 100644 --- a/sys/riscv/conf/DEFAULTS +++ b/sys/riscv/conf/DEFAULTS @@ -1,15 +1,18 @@ # # DEFAULTS -- Default kernel configuration file for FreeBSD/RISC-V # # $FreeBSD$ machine riscv riscv64 # Pseudo devices. device mem # Memory and kernel memory devices # Default partitioning schemes options GEOM_PART_BSD options GEOM_PART_MBR +# Default congestion control algorithm +options CC_NEWRENO # include newreno congestion control + options NEW_PCIB diff --git a/sys/riscv/conf/GENERIC b/sys/riscv/conf/GENERIC index 65a5197429f5..4ce1cb6a3cda 100644 --- a/sys/riscv/conf/GENERIC +++ b/sys/riscv/conf/GENERIC @@ -1,216 +1,214 @@ # # GENERIC -- Generic kernel configuration file for FreeBSD/RISC-V # # For more information on this file, please read the config(5) manual page, # and/or the handbook section on Kernel Configuration Files: # # https://docs.freebsd.org/en/books/handbook/kernelconfig/#kernelconfig-config # # The handbook is also available locally in /usr/share/doc/handbook # if you've installed the doc distribution, otherwise always see the # FreeBSD World Wide Web server (https://www.FreeBSD.org/) for the # latest information. # # An exhaustive list of options and more detailed explanations of the # device lines is also present in the ../../conf/NOTES and NOTES files. # If you are in doubt as to the purpose or necessity of a line, check first # in NOTES. # # $FreeBSD$ cpu RISCV ident GENERIC makeoptions DEBUG=-g # Build kernel with gdb(1) debug symbols makeoptions WITH_CTF=1 # Run ctfconvert(1) for DTrace support options SCHED_ULE # ULE scheduler options PREEMPTION # Enable kernel thread preemption options VIMAGE # Subsystem virtualization, e.g. VNET options INET # InterNETworking options INET6 # IPv6 communications protocols -options CC_NEWRENO # include newreno congestion control -options CC_DEFAULT=\"newreno\" # define our default CC module it should be compiled in. options TCP_HHOOK # hhook(9) framework for TCP options IPSEC_SUPPORT # Allow kldload of ipsec and tcpmd5 options ROUTE_MPATH # Multipath routing support options TCP_OFFLOAD # TCP offload options SCTP_SUPPORT # Allow kldload of SCTP options FFS # Berkeley Fast Filesystem options SOFTUPDATES # Enable FFS soft updates support options UFS_ACL # Support for access control lists options UFS_DIRHASH # Improve performance on big directories options UFS_GJOURNAL # Enable gjournal-based UFS journaling options QUOTA # Enable disk quotas for UFS options NFSCL # Network Filesystem Client options NFSD # Network Filesystem Server options NFSLOCKD # Network Lock Manager options NFS_ROOT # NFS usable as /, requires NFSCL options MSDOSFS # MSDOS Filesystem options CD9660 # ISO 9660 Filesystem options PROCFS # Process filesystem (requires PSEUDOFS) options PSEUDOFS # Pseudo-filesystem framework options TMPFS # Efficient memory filesystem options GEOM_PART_GPT # GUID Partition Tables. options GEOM_RAID # Soft RAID functionality. options GEOM_LABEL # Provides labelization options SCSI_DELAY=5000 # Delay (in ms) before probing SCSI options KTRACE # ktrace(1) support options STACK # stack(9) support options SYSVSHM # SYSV-style shared memory options SYSVMSG # SYSV-style message queues options SYSVSEM # SYSV-style semaphores options _KPOSIX_PRIORITY_SCHEDULING # POSIX P1003_1B real-time extensions options PRINTF_BUFR_SIZE=128 # Prevent printf output being interspersed. options KBD_INSTALL_CDEV # install a CDEV entry in /dev # options HWPMC_HOOKS # Necessary kernel hooks for hwpmc(4) options AUDIT # Security event auditing options CAPABILITY_MODE # Capsicum capability mode options CAPABILITIES # Capsicum capabilities options MAC # TrustedBSD MAC Framework options KDTRACE_FRAME # Ensure frames are compiled in options KDTRACE_HOOKS # Kernel DTrace hooks options DDB_CTF # Kernel ELF linker loads CTF data options FPE # Floating-point extension support options RACCT # Resource accounting framework options RACCT_DEFAULT_TO_DISABLED # Set kern.racct.enable=0 by default options RCTL # Resource limits options SMP options INTRNG # RISC-V SBI console device rcons # EXT_RESOURCES pseudo devices options EXT_RESOURCES device clk device hwreset device syscon device syscon_power device riscv_syscon # Bus drivers device pci # Block devices device scbus device da # VirtIO support device virtio # Generic VirtIO bus (required) device virtio_pci # VirtIO PCI device device vtnet # VirtIO Ethernet device device virtio_blk # VirtIO Block device device virtio_mmio # VirtIO MMIO bus # NVM Express (NVMe) support device nvme # base NVMe driver options NVME_USE_NVD=0 # prefer the cam(4) based nda(4) driver device nvd # expose NVMe namespaces as disks, depends on nvme # USB support options USB_DEBUG # enable debug msgs device ohci # OHCI USB interface device uhci # UHCI USB interface device ehci # EHCI USB interface (USB 2.0) device xhci # XHCI USB interface (USB 3.0) device usb # USB Bus (required) device ukbd # Keyboard device umass # Disks/Mass storage - Requires scbus and da # HID support options HID_DEBUG # enable debug msgs device hid # Generic HID support # DTrace support # device dtrace # device dtrace_profile # device dtrace_sdt # device dtrace_fbt # device dtrace_systrace # device dtrace_prototype # device dtraceall # Serial (COM) ports device uart # Generic UART driver device uart_lowrisc # lowRISC UART driver device uart_ns8250 # ns8250-type UART driver # Console device vt device kbdmux # RTC device goldfish_rtc # QEMU RTC # Ethernet drivers device cgem # Cadence GEM Gigabit Ethernet device device miibus # MII bus support device xae # Xilinx AXI Ethernet MAC # DMA support device xdma # DMA interface device axidma # Xilinx AXI DMA Controller # GPIO device gpio # SPI device spibus device spigen # Uncomment for memory disk # options MD_ROOT # options MD_ROOT_SIZE=32768 # 32MB ram disk # makeoptions MFS_IMAGE=/path/to/img # options ROOTDEVNAME=\"ufs:/dev/md0\" # Uncomment for virtio block device # options ROOTDEVNAME=\"ufs:/dev/vtbd0\" # Debugging support. Always need this: options KDB # Enable kernel debugger support. options KDB_TRACE # Print a stack trace for a panic. # For full debugger support use (turn off in stable branch): options DDB # Support DDB. # options GDB # Support remote GDB. options DEADLKRES # Enable the deadlock resolver options INVARIANTS # Enable calls of extra sanity checking options INVARIANT_SUPPORT # Extra sanity checks of internal structures, required by INVARIANTS options WITNESS # Enable checks to detect deadlocks and cycles options WITNESS_SKIPSPIN # Don't run witness on spinlocks for speed options MALLOC_DEBUG_MAXZONES=8 # Separate malloc(9) zones # options EARLY_PRINTF options VERBOSE_SYSINIT=0 # Support debug.verbose_sysinit, off by default # Kernel dump features. options ZSTDIO # zstd-compressed kernel and user dumps # Pseudo devices. device crypto # core crypto support device loop # Network loopback device ether # Ethernet support device vlan # 802.1Q VLAN support device tuntap # Packet tunnel. device md # Memory "disks" device gif # IPv6 and IPv4 tunneling device firmware # firmware assist module # The `bpf' device enables the Berkeley Packet Filter. # Be aware of the administrative consequences of enabling this! # Note that 'bpf' is required for DHCP. device bpf # Berkeley packet filter # Flattened Device Tree options FDT makeoptions MODULES_EXTRA+="dtb/sifive" # I2C support device iicbus # Bus support, required for iicoc below. device iicoc # OpenCores I2C controller support # SiFive device drivers device fu740_pci_dw device sifive_gpio device sifive_spi include "../sifive/std.sifive"