The branch main has been updated by jhb:

URL: 
https://cgit.FreeBSD.org/src/commit/?id=1f38677ba40b26b861e063e130117143c9342c5d

commit 1f38677ba40b26b861e063e130117143c9342c5d
Author:     John Baldwin <j...@freebsd.org>
AuthorDate: 2024-04-14 02:12:07 +0000
Commit:     John Baldwin <j...@freebsd.org>
CommitDate: 2024-04-14 02:12:07 +0000

    x86 NOTES: Move shared options from amd/i386 NOTES to x86 NOTES
    
    While here, reorder some of the entries using headers more aligned
    with sys/conf/NOTES.  Also add a pointer from the amd64/i386 NOTES
    files to x86 NOTES.
    
    The "extra" ACPI device drivers were only present in i386 NOTES
    previously.
    
    Reviewed by:    imp
    Differential Revision:  https://reviews.freebsd.org/D44787
---
 sys/amd64/conf/NOTES | 509 +++----------------------------------------------
 sys/i386/conf/NOTES  | 521 ++------------------------------------------------
 sys/x86/conf/NOTES   | 528 +++++++++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 570 insertions(+), 988 deletions(-)

diff --git a/sys/amd64/conf/NOTES b/sys/amd64/conf/NOTES
index f69a25213e49..31db96e6d0e2 100644
--- a/sys/amd64/conf/NOTES
+++ b/sys/amd64/conf/NOTES
@@ -2,52 +2,24 @@
 # NOTES -- Lines that can be cut/pasted into kernel and hints configs.
 #
 # This file contains machine dependent kernel configuration notes.  For
-# machine independent notes, look in /sys/conf/NOTES.
+# machine independent notes, look in /sys/conf/NOTES.  For notes shared
+# with i386, look in /sys/x86/conf/NOTES.
 #
 #
 
-#
-# Enable the kernel DTrace hooks which are required to load the DTrace
-# kernel modules.
-#
-options        KDTRACE_HOOKS
-
-# DTrace core
-# NOTE: introduces CDDL-licensed components into the kernel
-#device                dtrace
-
-# DTrace modules
-#device                dtrace_profile
-#device                dtrace_sdt
-#device                dtrace_fbt
-#device                dtrace_systrace
-#device                dtrace_prototype
-#device                dtnfscl
-#device                dtmalloc
+# GCOV (code coverage) support
 
-# Alternatively include all the DTrace modules
-#device                dtraceall
+options        LINDEBUGFS
+options        GCOV
 
 
 #####################################################################
 # SMP OPTIONS:
-#
-# Notes:
-#
-# IPI_PREEMPTION instructs the kernel to preempt threads running on other
-#        CPUS if needed.  Relies on the PREEMPTION option
 
 # Optional:
-options        IPI_PREEMPTION
 device         atpic                   # Optional legacy pic support
 device         mptable                 # Optional MPSPEC mptable support
 
-# Debugging options.
-#
-options        COUNT_XINVLTLB_HITS     # Counters for TLB events
-options        COUNT_IPIS              # Per-CPU IPI interrupt counters
-
-
 
 #####################################################################
 # CPU OPTIONS
@@ -63,179 +35,16 @@ cpu                HAMMER                  # aka K8, aka 
Opteron & Athlon64
 # Options for CPU features.
 #
 
-
-#####################################################################
-# NETWORKING OPTIONS
-
-#
-# DEVICE_POLLING adds support for mixed interrupt-polling handling
-# of network device drivers, which has significant benefits in terms
-# of robustness to overloads and responsivity, as well as permitting
-# accurate scheduling of the CPU time between kernel network processing
-# and other activities.  The drawback is a moderate (up to 1/HZ seconds)
-# potential increase in response times.
-# It is strongly recommended to use HZ=1000 or 2000 with DEVICE_POLLING
-# to achieve smoother behaviour.
-# Additionally, you can enable/disable polling at runtime with help of
-# the ifconfig(8) utility, and select the CPU fraction reserved to
-# userland with the sysctl variable kern.polling.user_frac
-# (default 50, range 0..100).
-#
-# Not all device drivers support this mode of operation at the time of
-# this writing.  See polling(4) for more details.
-
-options        DEVICE_POLLING
-
-# BPF_JITTER adds support for BPF just-in-time compiler.
-
-options        BPF_JITTER
-
-
-#####################################################################
-# CLOCK OPTIONS
-
-# Provide read/write access to the memory in the clock chip.
-device         nvram           # Access to rtc cmos via /dev/nvram
-
-
-#####################################################################
-# MISCELLANEOUS DEVICES AND OPTIONS
-
-device         speaker         #Play IBM BASIC-style noises out your speaker
-envvar         hint.speaker.0.at="isa"
-envvar         hint.speaker.0.port="0x61"
-
-
-#####################################################################
-# HARDWARE BUS CONFIGURATION
-
-#
-# ISA bus
-#
-device         isa
-
-#
-# Options for `isa':
-#
-# AUTO_EOI_1 enables the `automatic EOI' feature for the master 8259A
-# interrupt controller.  This saves about 0.7-1.25 usec for each interrupt.
-# This option breaks suspend/resume on some portables.
-#
-# AUTO_EOI_2 enables the `automatic EOI' feature for the slave 8259A
-# interrupt controller.  This saves about 0.7-1.25 usec for each interrupt.
-# Automatic EOI is documented not to work for the slave with the
-# original i8259A, but it works for some clones and some integrated
-# versions.
-#
-# MAXMEM specifies the amount of RAM on the machine; if this is not
-# specified, FreeBSD will first read the amount of memory from the CMOS
-# RAM, so the amount of memory will initially be limited to 64MB or 16MB
-# depending on the BIOS.  If the BIOS reports 64MB, a memory probe will
-# then attempt to detect the installed amount of RAM.  If this probe
-# fails to detect >64MB RAM you will have to use the MAXMEM option.
-# The amount is in kilobytes, so for a machine with 128MB of RAM, it would
-# be 131072 (128 * 1024).
-#
-# BROKEN_KEYBOARD_RESET disables the use of the keyboard controller to
-# reset the CPU for reboot.  This is needed on some systems with broken
-# keyboard controllers.
-
-options        AUTO_EOI_1
-#options       AUTO_EOI_2
-
-options        MAXMEM=(128*1024)
-#options       BROKEN_KEYBOARD_RESET
-
-#
-# AGP GART support
-device         agp
-
-#
-# AGP debugging.
-#
-options        AGP_DEBUG
-
 
 #####################################################################
 # HARDWARE DEVICE CONFIGURATION
 
-# To include support for VGA VESA video modes
-options        VESA
-
-# Turn on extra debugging checks and output for VESA support.
-options        VESA_DEBUG
-
-device         dpms            # DPMS suspend & resume via VESA BIOS
-
-# x86 real mode BIOS emulator, required by atkbdc/dpms/vesa
-options        X86BIOS
-
 #
 # Optional devices:
 #
 
-# PS/2 mouse
-device         psm
-envvar         hint.psm.0.at="atkbdc"
-envvar         hint.psm.0.irq="12"
-
-# Options for psm:
-options        PSM_HOOKRESUME          #hook the system resume event, useful
-                                       #for some laptops
-options        PSM_RESETAFTERSUSPEND   #reset the device at the resume event
-
-# The keyboard controller; it controls the keyboard and the PS/2 mouse.
-device         atkbdc
-envvar         hint.atkbdc.0.at="isa"
-envvar         hint.atkbdc.0.port="0x060"
-
-# The AT keyboard
-device         atkbd
-envvar         hint.atkbd.0.at="atkbdc"
-envvar         hint.atkbd.0.irq="1"
-
-# Options for atkbd:
-options        ATKBD_DFLT_KEYMAP       # specify the built-in keymap
-makeoptions    ATKBD_DFLT_KEYMAP=fr.dvorak
-
-# `flags' for atkbd:
-#       0x01    Force detection of keyboard, else we always assume a keyboard
-#       0x02    Don't reset keyboard, useful for some newer ThinkPads
-#      0x03    Force detection and avoid reset, might help with certain
-#              dockingstations
-#       0x04    Old-style (XT) keyboard support, useful for older ThinkPads
-
-# Video card driver for VGA adapters.
-device         vga
-envvar         hint.vga.0.at="isa"
-
-# Options for vga:
-# Try the following option if the mouse pointer is not drawn correctly
-# or font does not seem to be loaded properly.  May cause flicker on
-# some systems.
-options        VGA_ALT_SEQACCESS
-
-# If you can dispense with some vga driver features, you may want to
-# use the following options to save some memory.
-#options       VGA_NO_FONT_LOADING     # don't save/load font
-#options       VGA_NO_MODE_CHANGE      # don't change video modes
-
-# Older video cards may require this option for proper operation.
-options        VGA_SLOW_IOACCESS       # do byte-wide i/o's to TS and GDC regs
-
-# The following option probably won't work with the LCD displays.
-options        VGA_WIDTH90             # support 90 column modes
-
-# Debugging.
-options        VGA_DEBUG
-
 # vt(4) drivers.
-device         vt_vga          # VGA
 device         vt_efifb        # EFI framebuffer
-device         vt_vbefb        # VBE framebuffer
-
-# Linear framebuffer driver for S3 VESA 1.2 cards. Works on top of VESA.
-device         s3pci
 
 # 3Dfx Voodoo Graphics, Voodoo II /dev/3dfx CDEV support.  This will create
 # the /dev/3dfx0 device to work with glide implementations.  This should get
@@ -246,19 +55,18 @@ device             s3pci
 device         tdfx                    # Enable 3Dfx Voodoo support
 
 #
-# ACPI support using the Intel ACPI Component Architecture reference
-# implementation.
+# RAID adapters
 #
-# ACPI_DEBUG enables the use of the debug.acpi.level and debug.acpi.layer
-# kernel environment variables to select initial debugging levels for the
-# Intel ACPICA code.  (Note that the Intel code must also have USE_DEBUGGER
-# defined when it is built).
 
-device         acpi
-options        ACPI_DEBUG
+#XXX this stores pointers in a 32bit field that is defined by the hardware
+#device        pst
 
-# The cpufreq(4) driver provides support for non-ACPI CPU frequency control
-device         cpufreq
+#
+# Microsemi smartpqi controllers.
+# These controllers have a SCSI-like interface, and require the
+# CAM infrastructure.
+#
+device         smartpqi
 
 #
 # Network interfaces:
@@ -266,183 +74,44 @@ device            cpufreq
 
 # axp: AMD EPYC integrated NIC
 #      Requires the miibus module
-# bxe:  Broadcom NetXtreme II (BCM5771X/BCM578XX) PCIe 10Gb Ethernet
-#       adapters.
 # ice: Intel 800 Series Physical Function
 #      Requires the ice_ddp module for full functionality
-# igc: Intel I225 2.5Gb Ethernet adapter
-# ipw: Intel PRO/Wireless 2100 IEEE 802.11 adapter
-#      Requires the ipw firmware module
 # irdma: Intel 800 Series RDMA driver
 #        Requires the ice module
-# iwi: Intel PRO/Wireless 2200BG/2225BG/2915ABG IEEE 802.11 adapters
-#      Requires the iwi firmware module
-# iwn: Intel Wireless WiFi Link 1000/105/135/2000/4965/5000/6000/6050 abgn
-#      802.11 network adapters
-#      Requires the iwn firmware module
-# mthca: Mellanox HCA InfiniBand
-# mlx4ib: Mellanox ConnectX HCA InfiniBand
-# mlx4en: Mellanox ConnectX HCA Ethernet
-# nfe: nVidia nForce MCP on-board Ethernet Networking (BSD open source)
 # qlxgb: QLogic 3200 and 8200 series 10 Gigabit Ethernet & CNA Adapter
 # qlxgbe: QLogic 8300 series 10 Gigabit Ethernet & CNA Adapter
 # qlxge: QLogic 8100 series 10 Gigabit Ethernet & CNA Adapter
 # qlnxe: Cavium QLogic 41000/45000 series 10/25/40/100 Gigabit Ethernet & CNA 
Adapter
 # sfxge: Solarflare SFC9000 family 10Gb Ethernet adapters
-# vmx: VMware VMXNET3 Ethernet (BSD open source)
-# wpi: Intel 3945ABG Wireless LAN controller
-#      Requires the wpi firmware module
 
 device         axp             # AMD EPYC integrated NIC
-device         bxe             # Broadcom NetXtreme II BCM5771X/BCM578XX 10GbE
-device         igc             # Intel I225 2.5G Ethernet
-device         ipw             # Intel 2100 wireless NICs.
-device         iwi             # Intel 2200BG/2225BG/2915ABG wireless NICs.
-device         iwn             # Intel 4965/1000/5000/6000 wireless NICs.
 device         ixl             # Intel 700 Series Physical Function
 device         iavf            # Intel Adaptive Virtual Function
 device         ice             # Intel 800 Series Physical Function
 device         ice_ddp         # Intel 800 Series DDP Package
 device         irdma           # Intel 800 Series RDMA driver
-device         mthca           # Mellanox HCA InfiniBand
-device         mlx4            # Shared code module between IB and Ethernet
-device         mlx4ib          # Mellanox ConnectX HCA InfiniBand
-device         mlx4en          # Mellanox ConnectX HCA Ethernet
-device         nfe             # nVidia nForce MCP on-board Ethernet
 device         qlxgb           # QLogic 3200/8200 Ethernet
 device         qlxgbe          # QLogic 8300 Ethernet
 device         qlxge           # QLogic 8100 Ethernet
 device         qlnxe           # QLogic 41000/45000 Ethernet
 device         sfxge           # Solarflare SFC9000 10Gb Ethernet
-device         vmx             # VMware VMXNET3 Ethernet
-device         wpi             # Intel 3945ABG wireless NICs.
-
-# IEEE 802.11 adapter firmware modules
-
-# Intel PRO/Wireless 2100 firmware:
-#   ipwfw:             BSS/IBSS/monitor mode firmware
-#   ipwbssfw:          BSS mode firmware
-#   ipwibssfw:         IBSS mode firmware
-#   ipwmonitorfw:      Monitor mode firmware
-# Intel PRO/Wireless 2200BG/2225BG/2915ABG firmware:
-#   iwifw:             BSS/IBSS/monitor mode firmware
-#   iwibssfw:          BSS mode firmware
-#   iwiibssfw:         IBSS mode firmware
-#   iwimonitorfw:      Monitor mode firmware
-# Intel Wireless WiFi Link 4965/1000/5000/6000 series firmware:
-#   iwnfw:             Single module to support all devices
-#   iwn1000fw:         Specific module for the 1000 only
-#   iwn105fw:          Specific module for the 105 only
-#   iwn135fw:          Specific module for the 135 only
-#   iwn2000fw:         Specific module for the 2000 only
-#   iwn2030fw:         Specific module for the 2030 only
-#   iwn4965fw:         Specific module for the 4965 only
-#   iwn5000fw:         Specific module for the 5000 only
-#   iwn5150fw:         Specific module for the 5150 only
-#   iwn6000fw:         Specific module for the 6000 only
-#   iwn6000g2afw:      Specific module for the 6000g2a only
-#   iwn6000g2bfw:      Specific module for the 6000g2b only
-#   iwn6050fw:         Specific module for the 6050 only
-# wpifw:       Intel 3945ABG Wireless LAN Controller firmware
-
-device         iwifw
-device         iwibssfw
-device         iwiibssfw
-device         iwimonitorfw
-device         ipwfw
-device         ipwbssfw
-device         ipwibssfw
-device         ipwmonitorfw
-device         iwnfw
-device         iwn1000fw
-device         iwn105fw
-device         iwn135fw
-device         iwn2000fw
-device         iwn2030fw
-device         iwn4965fw
-device         iwn5000fw
-device         iwn5150fw
-device         iwn6000fw
-device         iwn6000g2afw
-device         iwn6000g2bfw
-device         iwn6050fw
-device         wpifw
-
-#
-# Non-Transparent Bridge (NTB) drivers
-#
-device         if_ntb          # Virtual NTB network interface
-device         ntb_transport   # NTB packet transport driver
-device         ntb             # NTB hardware interface
-device         ntb_hw_amd      # AMD NTB hardware driver
-device         ntb_hw_intel    # Intel NTB hardware driver
-device         ntb_hw_plx      # PLX NTB hardware driver
-
-#
-#XXX this stores pointers in a 32bit field that is defined by the hardware
-#device        pst
-
-#
-# Areca 11xx and 12xx series of SATA II RAID controllers.
-# CAM is required.
-#
-device         arcmsr          # Areca SATA II RAID
-
-#
-# Microsemi smartpqi controllers.
-# These controllers have a SCSI-like interface, and require the
-# CAM infrastructure.
-#
-device         smartpqi
-
-#
-# Adaptec FSA RAID controllers, including integrated DELL controllers,
-# the Dell PERC 2/QC and the HP NetRAID-4M
-device         aac
-device         aacp    # SCSI Passthrough interface (optional, CAM required)
-
-#
-# Highpoint RocketRAID 27xx.
-device         hpt27xx
-
-#
-# Highpoint RocketRAID 182x.
-device         hptmv
 
-#
-# Highpoint DC7280 and R750.
-device         hptnr
-
-#
-# Highpoint RocketRAID.  Supports RR172x, RR222x, RR2240, RR232x, RR2340,
-# RR2210, RR174x, RR2522, RR231x, RR230x.
-device         hptrr
+#####################################################################
 
 #
-# Highpoint RocketRaid 3xxx series SATA RAID
-device         hptiop
-
+# Miscellaneous hardware:
 #
-# IBM (now Adaptec) ServeRAID controllers
-device         ips
 
-#
-# Intel integrated Memory Controller (iMC) SMBus controller
-#      Sandybridge-Xeon, Ivybridge-Xeon, Haswell-Xeon, Broadwell-Xeon
-device         imcsmb
+device         ioat            # Intel I/OAT DMA engine
 
-#
-# Intel C600 (Patsburg) integrated SAS controller
-device         isci
-options        ISCI_LOGGING    # enable debugging in isci HAL
+# EFI Runtime Services support
+options        EFIRT
 
-#
-# Intel Volume Management Device (VMD) support
-device         vmd
+# EFI pseudo-device
+device         efidev
 
-#
-# PMC-Sierra SAS/SATA controller
-device         pmspcv
+# EFI RTC
+device         efirtc
 
 #
 # Intel QuickAssist driver with OpenCrypto support
@@ -450,121 +119,12 @@ device           pmspcv
 # Only for legacy Atom C2XXX chipsets.
 device         qat_c2xxx
 
-# Linux KVM paravirtualization support
-device         kvm_clock       # KVM paravirtual clock driver
-
-# Google Virtual NIC
-device         gve             # Google Virtual NIC (gVNIC) driver
-
-# Microsoft Hyper-V enhancement support
-device                 hyperv          # HyperV drivers
-device         hvhid           # HyperV HID device
-
 # Xen HVM Guest Optimizations
 options        XENHVM          # Xen HVM kernel infrastructure
 device         xenefi          # Xen EFI timer device
 device                 xenpci          # Xen HVM Hypervisor services driver
 device         xentimer        # Xen x86 PV timer device
 
-#####################################################################
-
-#
-# Miscellaneous hardware:
-#
-# ipmi: Intelligent Platform Management Interface
-# pbio: Parallel (8255 PPI) basic I/O (mode 0) port (e.g. Advantech PCL-724)
-# smbios: DMI/SMBIOS entry point (requires EFIRT option)
-# vpd: Vital Product Data kernel interface
-# asmc: Apple System Management Controller
-# si: Specialix International SI/XIO or SX intelligent serial card
-# tpm: Trusted Platform Module
-
-# Notes on the Specialix SI/XIO driver:
-#  The host card is memory, not IO mapped.
-#  The Rev 1 host cards use a 64K chunk, on a 32K boundary.
-#  The Rev 2 host cards use a 32K chunk, on a 32K boundary.
-#  The cards can use an IRQ of 11, 12 or 15.
-
-device         ipmi
-device         pbio
-envvar         hint.pbio.0.at="isa"
-envvar         hint.pbio.0.port="0x360"
-device         smbios
-device         vpd
-device         asmc
-device         tpm
-device         padlock_rng     # VIA Padlock RNG
-device         rdrand_rng      # Intel Bull Mountain RNG
-device         aesni           # AES-NI OpenCrypto module
-device         ossl            # OpenSSL OpenCrypto module
-device         ioat            # Intel I/OAT DMA engine
-
-#
-# Laptop/Notebook options:
-#
-
-device backlight
-
-#
-# I2C Bus
-#
-
-#
-# Hardware watchdog timers:
-#
-# ichwd: Intel ICH watchdog timer
-# amdsbwd: AMD SB7xx watchdog timer
-# viawd: VIA south bridge watchdog timer
-# wbwd: Winbond watchdog timer
-# itwd: ITE Super I/O watchdog timer
-#
-device         ichwd
-device         amdsbwd
-device         viawd
-device         wbwd
-device         itwd
-
-#
-# Temperature sensors:
-#
-# coretemp: on-die sensor on Intel Core and newer CPUs
-# amdtemp: on-die sensor on AMD K8/K10/K11 CPUs
-#
-device         coretemp
-device         amdtemp
-
-#
-# CPU control pseudo-device. Provides access to MSRs, CPUID info and
-# microcode update feature.
-#
-device         cpuctl
-
-#
-# SuperIO driver.
-#
-device         superio
-
-#
-# AMD System Management Network (SMN)
-#
-device         amdsmn
-
-# EFI Runtime Services support
-options        EFIRT
-
-# EFI pseudo-device
-device         efidev
-
-# EFI RTC
-device         efirtc
-
-#
-# HID-over-I2C support
-#
-device         iichid          # HID-over-I2C support
-options        IICHID_DEBUG    # Enable HID-over-I2C debug messages
-options        IICHID_SAMPLING # Workaround missing GPIO INTR support
-
 #####################################################################
 # ABI Emulation
 
@@ -599,26 +159,3 @@ options    KSTACK_PAGES=5
 # Enable detailed accounting by the PV entry allocator.
 
 options        PV_STATS
-
-#####################################################################
-
-# More undocumented options for linting.
-# Note that documenting these are not considered an affront.
-
-options        KBDIO_DEBUG=2
-options        KBD_MAXRETRY=4
-options        KBD_MAXWAIT=6
-options        KBD_RESETDELAY=201
-
-options        PSM_DEBUG=1
-
-options        TIMER_FREQ=((14318182+6)/12)
-
-options        VM_KMEM_SIZE
-options        VM_KMEM_SIZE_MAX
-options        VM_KMEM_SIZE_SCALE
-
-# GCOV (code coverage) support
-
-options        LINDEBUGFS
-options        GCOV
diff --git a/sys/i386/conf/NOTES b/sys/i386/conf/NOTES
index 7137fd983c66..93dc00634cc0 100644
--- a/sys/i386/conf/NOTES
+++ b/sys/i386/conf/NOTES
@@ -2,32 +2,11 @@
 # NOTES -- Lines that can be cut/pasted into kernel and hints configs.
 #
 # This file contains machine dependent kernel configuration notes.  For
-# machine independent notes, look in /sys/conf/NOTES.
+# machine independent notes, look in /sys/conf/NOTES.  For notes shared
+# with amd64, look in /sys/x86/conf/NOTES.
 #
 #
 
-#
-# Enable the kernel DTrace hooks which are required to load the DTrace
-# kernel modules.
-#
-options        KDTRACE_HOOKS
-
-# DTrace core
-# NOTE: introduces CDDL-licensed components into the kernel
-#device                dtrace
-
-# DTrace modules
-#device                dtrace_profile
-#device                dtrace_sdt
-#device                dtrace_fbt
-#device                dtrace_systrace
-#device                dtrace_prototype
-#device                dtnfscl
-#device                dtmalloc
-
-# Alternatively include all the DTrace modules
-#device                dtraceall
-
 
 #####################################################################
 # SMP OPTIONS:
@@ -57,13 +36,6 @@ device               apic                    # I/O apic
 
 # Optional:
 options        MPTABLE_FORCE_HTT       # Enable HTT CPUs with the MP Table
-options        IPI_PREEMPTION
-
-# Debugging options.
-#
-options        COUNT_XINVLTLB_HITS     # Counters for TLB events
-options        COUNT_IPIS              # Per-CPU IPI interrupt counters
-
 
 
 #####################################################################
@@ -211,111 +183,6 @@ options   NPX_DEBUG       # enable npx debugging
 #
 options        PERFMON
 
-
-#####################################################################
-# NETWORKING OPTIONS
-
-#
-# DEVICE_POLLING adds support for mixed interrupt-polling handling
-# of network device drivers, which has significant benefits in terms
-# of robustness to overloads and responsivity, as well as permitting
-# accurate scheduling of the CPU time between kernel network processing
-# and other activities.  The drawback is a moderate (up to 1/HZ seconds)
-# potential increase in response times.
-# It is strongly recommended to use HZ=1000 or 2000 with DEVICE_POLLING
-# to achieve smoother behaviour.
-# Additionally, you can enable/disable polling at runtime with help of
-# the ifconfig(8) utility, and select the CPU fraction reserved to
-# userland with the sysctl variable kern.polling.user_frac
-# (default 50, range 0..100).
-#
-# Not all device drivers support this mode of operation at the time of
-# this writing.  See polling(4) for more details.
-
-options        DEVICE_POLLING
-
-# BPF_JITTER adds support for BPF just-in-time compiler.
-
-options        BPF_JITTER
-
-
-#####################################################################
-# CLOCK OPTIONS
-
-# Provide read/write access to the memory in the clock chip.
-device         nvram           # Access to rtc cmos via /dev/nvram
-
-
-#####################################################################
-# MISCELLANEOUS DEVICES AND OPTIONS
-
-device         speaker         #Play IBM BASIC-style noises out your speaker
-envvar         hint.speaker.0.at="isa"
-envvar         hint.speaker.0.port="0x61"
-
-
-#####################################################################
-# HARDWARE BUS CONFIGURATION
-
-#
-# ISA bus
-#
-device         isa
-
-#
-# Options for `isa':
-#
-# AUTO_EOI_1 enables the `automatic EOI' feature for the master 8259A
-# interrupt controller.  This saves about 0.7-1.25 usec for each interrupt.
-# This option breaks suspend/resume on some portables.
-#
-# AUTO_EOI_2 enables the `automatic EOI' feature for the slave 8259A
-# interrupt controller.  This saves about 0.7-1.25 usec for each interrupt.
-# Automatic EOI is documented not to work for the slave with the
-# original i8259A, but it works for some clones and some integrated
-# versions.
-#
-# MAXMEM specifies the amount of RAM on the machine; if this is not
-# specified, FreeBSD will first read the amount of memory from the CMOS
-# RAM, so the amount of memory will initially be limited to 64MB or 16MB
-# depending on the BIOS.  If the BIOS reports 64MB, a memory probe will
-# then attempt to detect the installed amount of RAM.  If this probe
-# fails to detect >64MB RAM you will have to use the MAXMEM option.
-# The amount is in kilobytes, so for a machine with 128MB of RAM, it would
-# be 131072 (128 * 1024).
-#
-# BROKEN_KEYBOARD_RESET disables the use of the keyboard controller to
-# reset the CPU for reboot.  This is needed on some systems with broken
-# keyboard controllers.
-
-options        AUTO_EOI_1
-#options       AUTO_EOI_2
-
-options        MAXMEM=(128*1024)
-#options       BROKEN_KEYBOARD_RESET
-
-#
-# AGP GART support
-device         agp
-
-# AGP debugging.
-options        AGP_DEBUG
-
-
-#####################################################################
-# HARDWARE DEVICE CONFIGURATION
-
-# To include support for VGA VESA video modes
-options        VESA
-
-# Turn on extra debugging checks and output for VESA support.
-options        VESA_DEBUG
-
-device         dpms            # DPMS suspend & resume via VESA BIOS
-
-# x86 real mode BIOS emulator, required by atkbdc/dpms/vesa
-options        X86BIOS
-
 #
 # Hints for the non-optional Numeric Processing eXtension driver.
 envvar         hint.npx.0.flags="0x0"
@@ -339,72 +206,14 @@ envvar            hint.npx.0.irq="13"
 # Flag 0x08 automatically disables the i586 optimized routines.
 #
 
+
+#####################################################################
+# HARDWARE DEVICE CONFIGURATION
+
 #
 # Optional devices:
 #
 
-# PS/2 mouse
-device         psm
-envvar         hint.psm.0.at="atkbdc"
-envvar         hint.psm.0.irq="12"
-
-# Options for psm:
-options        PSM_HOOKRESUME          #hook the system resume event, useful
-                                       #for some laptops
-options        PSM_RESETAFTERSUSPEND   #reset the device at the resume event
-
-# The keyboard controller; it controls the keyboard and the PS/2 mouse.
-device         atkbdc
-envvar         hint.atkbdc.0.at="isa"
-envvar         hint.atkbdc.0.port="0x060"
-
-# The AT keyboard
-device         atkbd
-envvar         hint.atkbd.0.at="atkbdc"
-envvar         hint.atkbd.0.irq="1"
-
-# Options for atkbd:
-options        ATKBD_DFLT_KEYMAP       # specify the built-in keymap
-makeoptions    ATKBD_DFLT_KEYMAP=fr.dvorak
-
-# `flags' for atkbd:
-#       0x01    Force detection of keyboard, else we always assume a keyboard
-#       0x02    Don't reset keyboard, useful for some newer ThinkPads
-#      0x03    Force detection and avoid reset, might help with certain
-#              dockingstations
-#       0x04    Old-style (XT) keyboard support, useful for older ThinkPads
-
-# Video card driver for VGA adapters.
-device         vga
-envvar         hint.vga.0.at="isa"
-
-# Options for vga:
-# Try the following option if the mouse pointer is not drawn correctly
-# or font does not seem to be loaded properly.  May cause flicker on
-# some systems.
-options        VGA_ALT_SEQACCESS
-
-# If you can dispense with some vga driver features, you may want to
-# use the following options to save some memory.
-#options       VGA_NO_FONT_LOADING     # don't save/load font
-#options       VGA_NO_MODE_CHANGE      # don't change video modes
-
-# Older video cards may require this option for proper operation.
-options        VGA_SLOW_IOACCESS       # do byte-wide i/o's to TS and GDC regs
-
-# The following option probably won't work with the LCD displays.
-options        VGA_WIDTH90             # support 90 column modes
-
-# Debugging.
-options        VGA_DEBUG
-
-# vt(4) drivers.
-device         vt_vga
-device         vt_vbefb
-
-# Linear framebuffer driver for S3 VESA 1.2 cards. Works on top of VESA.
-device         s3pci
-
 # 3Dfx Voodoo Graphics, Voodoo II /dev/3dfx CDEV support.  This will create
 # the /dev/3dfx0 device to work with glide implementations.  This should get
 # linked to /dev/3dfx and /dev/voodoo.  Note that this is not the same as
@@ -414,73 +223,19 @@ device            s3pci
 
 device         tdfx                    # Enable 3Dfx Voodoo support
 
-options        IOMMU                   # Enable IOMMU support
-
 #
-# ACPI support using the Intel ACPI Component Architecture reference
-# implementation.
+# RAID adapters
 #
-# ACPI_DEBUG enables the use of the debug.acpi.level and debug.acpi.layer
-# kernel environment variables to select initial debugging levels for the
-# Intel ACPICA code.  (Note that the Intel code must also have USE_DEBUGGER
-# defined when it is built).
-
-device         acpi
-options        ACPI_DEBUG
-
-# ACPI WMI Mapping driver
-device         acpi_wmi
-
-# ACPI Asus Extras (LCD backlight/brightness, video output, etc.)
-device         acpi_asus
-
-# ACPI Fujitsu Extras (Buttons)
-device         acpi_fujitsu
-
-# ACPI extras driver for HP laptops
-device         acpi_hp
-
-# ACPI extras driver for IBM laptops
-device         acpi_ibm
-
-# ACPI Panasonic Extras (LCD backlight/brightness, video output, etc.)
-device         acpi_panasonic
-
-# ACPI Sony extra (LCD brightness)
-device         acpi_sony
-
-# ACPI Toshiba Extras (LCD backlight/brightness, video output, etc.)
-device         acpi_toshiba
-
-# ACPI Video Extensions (LCD backlight/brightness, video output, etc.)
-device         acpi_video
-
-# ACPI Docking Station
-device         acpi_dock
-
-# ACPI ASOC ATK0110 ASUSTeK AI Booster (voltage, temperature and fan sensors)
-device         aibs
+device         pst
 
-# The cpufreq(4) driver provides support for non-ACPI CPU frequency control
-device         cpufreq
+#
+# Adaptec by PMC RAID controllers, Series 6/7/8 and upcoming families
+device         aacraid         # Container interface, CAM required
 
 #
 # Network interfaces:
 #
 
-# bxe:  Broadcom NetXtreme II (BCM5771X/BCM578XX) PCIe 10Gb Ethernet
-#       adapters.
-# igc: Intel I225 2.5G Ethernet adapter
-# ipw: Intel PRO/Wireless 2100 IEEE 802.11 adapter
-# iwi: Intel PRO/Wireless 2200BG/2225BG/2915ABG IEEE 802.11 adapters
-#      Requires the iwi firmware module
-# iwn: Intel Wireless WiFi Link 1000/105/135/2000/4965/5000/6000/6050 abgn
-#      802.11 network adapters
-#      Requires the iwn firmware module
-# mthca: Mellanox HCA InfiniBand
-# mlx4ib: Mellanox ConnectX HCA InfiniBand
-# mlx4en: Mellanox ConnectX HCA Ethernet
-# nfe: nVidia nForce MCP on-board Ethernet Networking (BSD open source)
 # sbni: Granch SBNI12-xx ISA and PCI adapters
 # vmx: VMware VMXNET3 Ethernet (BSD open source)
 # wpi: Intel 3945ABG Wireless LAN controller
@@ -488,214 +243,31 @@ device           cpufreq
 
 # Order for ISA/EISA devices is important here
 
-device          bxe             # Broadcom NetXtreme II BCM5771X/BCM578XX 10GbE
 envvar         hint.cs.0.at="isa"
 envvar         hint.cs.0.port="0x300"
 envvar         hint.ed.0.at="isa"
 envvar         hint.ed.0.port="0x280"
 envvar         hint.ed.0.irq="5"
 envvar         hint.ed.0.maddr="0xd8000"
-device         igc             # Intel I225 2.5G Ethernet
-device         ipw             # Intel 2100 wireless NICs.
-device         iwi             # Intel 2200BG/2225BG/2915ABG wireless NICs.
-device         iwn             # Intel 4965/1000/5000/6000 wireless NICs.
 # Hint for the i386-only ISA front-end of le(4).
 envvar         hint.le.0.at="isa"
 envvar         hint.le.0.port="0x280"
 envvar         hint.le.0.irq="10"
 envvar         hint.le.0.drq="0"
-device         mthca           # Mellanox HCA InfiniBand
-device         mlx4            # Shared code module between IB and Ethernet
-device         mlx4ib          # Mellanox ConnectX HCA InfiniBand
-device         mlx4en          # Mellanox ConnectX HCA Ethernet
-device         nfe             # nVidia nForce MCP on-board Ethernet
*** 852 LINES SKIPPED ***

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