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/freebsd/sys/dev/ice/
H A Dice_common_sysctls.h1 /* SPDX-License-Identifier: BSD-3-Clause */
62 * they come from non-HW sources. If false, packets coming from software will
76 * they come from non-HW sources. If false, packets coming from software will
98 * @brief boolean permitting the 5-layer scheduler topology enablement
101 * 5-laye
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/freebsd/share/man/man4/
H A Dhwpmc.41 .\" Copyright (c) 2003-2008 Joseph Koshy
39 .Bd -ragged -offset indent
44 .Bd -ragged -offset indent
49 .Bd -literal -offset indent
54 .Bd -ragged -offset indent
62 .Bd -ragged -offset indent
75 The driver supports multi-processor systems.
89 .Bl -tag -width ".Em Process-scope"
90 .It Em "Process-scope"
93 .It Em "System-scope"
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H A Dnuma.430 .Nd Non-Uniform Memory Access
35 Non-Uniform Memory Access is a computer architecture design which
46 implements NUMA-aware memory allocation policies.
63 tunable to 1.
64 Other values for this tunable are currently ignored.
75 tool is available for starting processes with a non-default
81 Systems with non-uniform access to I/O devices may mark those devices
92 .Bl -tag -width indent -compact
99 A value of -1 means the locality map is not available or no
108 implementation is VM-focused.
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H A Dmxge.442 .Bd -ragged -offset indent
50 .Bd -literal -offset indent
87 .Bl -bullet -compact
89 Myricom 10GBase-CX4 (10G-PCIE-8A-C, 10G-PCIE-8AL-C)
91 Myricom 10GBase-R (10G-PCIE-8A-R, 10G-PCIE-8AL-R)
93 Myricom 10G XAUI over ribbon fiber (10G-PCIE-8A-Q, 10G-PCIE-8AL-Q)
100 .Bl -tag -width indent
112 A non-zero value
116 This tunable has no effect when the device is
117 using MSI or MSI-X interrupts.
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H A Dciss.49 .Nd Common Interface for SCSI-3 Support driver
14 .Bd -ragged -offset indent
22 .Bd -literal -offset indent
36 .%T "CISS Command Interface for SCSI-3 Support Open Specification, Version 1.04, Valence Number 1" ,
43 offloading most of the queueing and being-a-disk chores onto CAM.
70 Non-disk devices (such as internal DATs and devices
76 tunable to non-zero at boot time.
81 Hot-insertion and removal of devices is supported and notification messages
88 tunable to non-zero at boot time.
94 .Bl -bullet -compact
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H A Dpci.435 .Bd -ragged -offset indent
40 .Pq SR-IOV :
41 .Bd -ragged -offset indent
45 To compile in support for native PCI-express HotPlug:
46 .Bd -ragged -offset indent
91 or a BAR read access could have function-specific side-effects.
113 driver also includes support for PCI-PCI bridges,
114 various platform-specific Host-PCI bridges,
126 .Bl -tag -width 012345678901234
147 .Bl -tag -width match_buf_len
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H A Dsmp.429 .Nd description of the FreeBSD Symmetric Multi-Processor kernel
35 kernel implements symmetric multi-processor support.
38 support can be disabled by setting the loader tunable
43 the read-only sysctl variable
46 The number of online threads per CPU core is available in the read-only sysctl
50 read-only sysctl variable
54 allows specific CPUs on a multi-processor system to be disabled.
57 tunable, where X is the APIC ID of a CPU.
58 Setting this tunable to 1 will result in the corresponding CPU being
65 tunable to zero.
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H A Dre.415 .\" 4. Neither the name of the author nor the names of any co-contributors
41 .Bd -ragged -offset indent
49 .Bd -literal -offset indent
67 features, and use a descriptor-based DMA mechanism.
71 The 8139C+ is a single-chip solution combining both a 10/100 MAC and PHY.
73 The 816xS, 811xS, 8168 and 8111 are single-chip devices containing both a
76 in both 32-bit PCI and 64-bit PCI models.
78 embedded LAN-on-motherboard applications.
90 .Bl -tag -width ".Cm 10baseT/UTP"
102 .Cm full-duplex
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H A Dhidquirk.427 .Bd -ragged -offset indent
34 .Bd -literal -offset indent
41 .Bl -tag -width Ds
53 mouse has Z-axis reversed
66 .Sh LOADER TUNABLE
67 The following tunable can be set at the
71 .Bl -tag -width indent
74 .Bd -literal -offset indent
114 or the first non-existing one.
120 .Bd -literal -offset indent
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H A Dcxgbe.41 .\" Copyright (c) 2011-2016, Chelsio Inc
37 .Nd "Chelsio T4-, T5-, and T6-based 100Gb, 40Gb, 25Gb, 10Gb, and 1Gb Ethernet adapter driver"
42 .Bd -ragged -offset indent
49 .Bd -literal -offset indent
71 .Bl -column -offset indent "ASIC" "Port Name" "Parent Device"
82 adapter-wide MIBs under dev.t5nex.
84 dev.<port> for port MIBs and dev.<nexus> for adapter-wide MIBs.
93 .Bl -bullet -compact
95 Chelsio T6225-CR
97 Chelsio T6225-SO-CR
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H A Dmrsas.445 .Bd -ragged -offset indent
53 .Bd -literal -offset indent
71 A simple management interface is also provided on a per-controller basis via the
107 section to know more about driver priority for MR-Fusion devices.
110 will provide a priority of (-30) (between
119 Solid-state drives (SSD) get ATA TRIM support with
122 This may require configuring SSD as Non-RAID drive
130 .Bl -bullet -compact
154 .Bl -bullet -compact
172 following tunable value in
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H A Dsnd_hda.41 .\" Copyright (c) 2006-2008 Joel Dahl <joel@FreeBSD.org>
35 .Bd -ragged -offset indent
43 .Bd -literal -offset indent
90 .Ss Boot-time Configuration
91 The following variables are available at boot-time through the
94 .Bl -tag -width ".Va hint.hdac.%d.config"-offset indent
162 May be specified as a set of space-separated
184 May be specified as a 32-bit hexadecimal value with a leading
186 or as a set of space-separated
191 .Bl -tag -width 2n -compact
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H A Dusb_quirk.427 .Bd -ragged -offset indent
34 .Bd -literal -offset indent
44 .Bl -tag -width Ds
78 mouse has Z-axis reversed
107 .Bl -tag -width Ds
154 .Bl -tag -width Ds
169 ejects after C-motech SCSI command
189 .Sh LOADER TUNABLE
190 The following tunable can be set at the
194 .Bl -tag -width indent
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H A Dem.41 .\"-
2 .\" SPDX-License-Identifier: BSD-3-Clause
4 .\" Copyright (c) 2001-2003, Intel Corporation
47 .Bd -ragged -offset indent
55 .Bd -literal -offset indent
61 driver provides support for PCI/PCI-X Gigabit Ethernet adapters based on
86 on all but 82542-based adapters.
114 .Bl -tag -width ".Cm 10baseT/UTP"
116 Enables auto-negotiation for speed and duplex.
122 .Cm full-duplex
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H A Drtwn.41 .\"-
2 .\" SPDX-License-Identifier: ISC
35 .Bd -ragged -offset indent
47 .Bd -literal -offset indent
74 interface can be added (Note: RTL8821AU supports two non-monitor
77 All chips have hardware support for WEP, AES-CCM and TKIP encryption.
88 .Bl -bullet -offset indent -compact
106 .Bl -tag -width "/usr/share/doc/legal/realtek.LICENSE" -compact
117 .Bl -tag -width Ds -offset indent -compact
118 .It Pa /boot/kernel/rtwn-rtl8188eefw.ko
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H A Drl.415 .\" 4. Neither the name of the author nor the names of any co-contributors
41 .Bd -ragged -offset indent
49 .Bd -literal -offset indent
60 descriptor-based data transfer mechanism.
85 .Bl -tag -width xxxxxxxxxxxxxxxxxxxx
100 .Ar full-duplex
102 .Ar half-duplex
109 .Ar full-duplex
111 .Ar half-duplex
118 .Bl -tag -width xxxxxxxxxxxxxxxxxxxx
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H A Dsctp.447 protocol provides reliable, flow-controlled, two-way
57 Internet address format and, in addition, provides a per-host
105 third leg of the four-way handshake.
116 protocol directly supports multi-homing.
129 transport protocol is also multi-streamed.
130 Multi-streaming refers to the ability to send sub-ordered flows of
159 .Bl -tag -width "sctp partial reliability"
172 so that two stacks can pre-share keys.
190 .Bl -tag -width indent
217 For the one-to-many model
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/freebsd/sys/dev/random/
H A Drandom_infra.c1 /*-
46 * r346250 (and, say, OpenBSD -- although they get some guaranteed saved
52 0, "If set non-zero, bypass the random device in requests for random "
58 * This is a read-only diagnostic that reports the combination of the former
59 * tunable and actual bypass. It is intended for programmatic inspection by
65 &read_random_bypassed_before_seeding, 0, "If non-zero, the random device "
70 * This is a read-only diagnostic that reports the combination of the former
71 * tunable and actual bypass for arc4random initial seeding. It is intended
78 &arc4random_bypassed_before_seeding, 0, "If non-zero, the random device "
91 &random_bypass_disable_warnings, 0, "If non-zero, do not log a warning "
/freebsd/sys/x86/include/xen/
H A Dxen-os.h2 * x86/xen/xen-os.h
32 #error "do not #include machine/xen/xen-os.h, #include xen/xen-os.h instead"
35 /* Shared memory needs write-back as its cache attribute for coherency. */
43 /* If non-zero, the hypervisor has been configured to use a direct vector */
49 /* tunable for disabling PV disks */
52 /* tunable for disabling PV nics */
69 return (pcpu_find(cpuid)->pc_vcpu_id); in XEN_CPUID_TO_VCPUID()
/freebsd/lib/libsys/
H A Dsendfile.269 .Bd -literal -offset indent -compact
83 .Pf non- Dv NULL ,
97 .Pf non- Dv NULL ,
105 .Bl -tag -offset indent -widt
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/freebsd/sys/contrib/openzfs/tests/zfs-tests/include/
H A Dlibtest.shlib9 # or https://opensource.org/licenses/CDDL-1.0.
29 # Copyright (c) 2017, Open-E Inc. All rights reserved.
45 PWD="$(readlink -f $PWD)"
52 if [ -n "$STF_PATH" ]; then
63 [ "$(printf "$1\n$2" | sort -V | tail -n1)" = "$1" ]
73 [ -z "$ver" ] && case "$UNAME" in
77 # RHEL7: 3.10.0-1160.108.1.el7.x86_64
78 # Fedora 37: 6.5.12-100.fc37.x86_64
79 # Debian 12.6: 6.1.0-22-amd64
80 ver=$(uname -r | grep -Eo "^[0-9]+\.[0-9]+\.[0-9]+")
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/freebsd/sys/dev/isci/
H A Disci_controller.c1 /*-
2 * SPDX-License-Identifier: BSD-2-Clause
6 * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved.
99 isci_controller->is_started = TRUE; in scif_cb_controller_start_complete()
101 /* Set bits for all domains. We will clear them one-by-one once in scif_cb_controller_start_complete()
106 isci_controller->initial_discovery_mask = (1 << SCI_MAX_DOMAINS) - 1; in scif_cb_controller_start_complete()
111 isci_controller->domain[index].sci_object; in scif_cb_controller_start_complete()
122 isci_controller, &isci_controller->domain[index]); in scif_cb_controller_start_complete()
148 isci_controller->is_started = FALSE; in scif_cb_controller_stop_complete()
183 if (!sci_pool_empty(isci_controller->unmap_buffer_pool)) { in scif_cb_controller_allocate_memory()
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/freebsd/sys/contrib/openzfs/man/man4/
H A Dzfs.49 .\" usr/src/OPENSOLARIS.LICENSE or https://opensource.org/licenses/CDDL-1.0.
31 .Bl -tag -width Ds
102 Turbo L2ARC warm-up.
179 Percent of ARC size allowed for L2ARC-only headers.
252 before moving on to the next top-level vdev.
255 Enable metaslab group biasing based on their vdevs' over- or under-utilization
305 When attempting to log an output nvlist of an ioctl in the on-disk history,
310 .Fn zfs_ioc_channel_program Pq cf. Xr zfs-program 8 .
316 Enable/disable segment-based metaslab selection.
319 When using segment-based metaslab selection, continue allocating
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/freebsd/sys/dev/iavf/
H A Diavf_sysctls_common.h1 /* SPDX-License-Identifier: BSD-3-Clause */
55 * @remark Head writeback has been deprecated and will only work on 700-series
73 "Display debug statements that are printed in non-shared code");
108 * iavf_save_tunables - Sanity check and save off tunable values
117 device_t dev = sc->dev; in iavf_save_tunables()
120 /* Save tunable information */ in iavf_save_tunables()
121 sc->dbg_mask = (enum iavf_dbg_mask)iavf_core_debug_mask; in iavf_save_tunables()
122 sc->hw.debug_mask = iavf_shared_debug_mask; in iavf_save_tunables()
126 sc->vsi.enable_head_writeback = !!(iavf_enable_head_writeback); in iavf_save_tunables()
130 sc->vsi.enable_head_writeback = 0; in iavf_save_tunables()
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/freebsd/sys/kern/
H A Dkern_pmc.c1 /*-
2 * SPDX-License-Identifier: BSD-2-Clause
4 * Copyright (c) 2003-2008 Joseph Koshy
78 * A global count of SS mode PMCs. When non-zero, this means that
85 * convention followed is that a non-NULL value of 'pmc_hook' implies
89 * shared (sx) lock -- thus making the process of calling into PMC(4)
93 SX_SYSINIT(pmcsx, &pmc_sx, "pmc-sx");
120 MTX_SYSINIT(pmc_soft_mtx, &pmc_softs_mtx, "pmc-softs", MTX_SPIN);
129 * CPUs are denoted using numbers in the range 0..[pmc_cpu_max()-1].
142 * denoted as the primary owner of the in-CPU PMC resources. The
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