Comment the bootloader section.
Submitted by: Eugene Grosbein Approved by: re (implicit) Sponsored by: The FreeBSD Foundation
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<?xml version="1.0" encoding="iso-8859-1"?>
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1" /><title>FreeBSD 10.0-RELEASE Release Notes</title><link rel="stylesheet" type="text/css" href="docbook.css" /><link rev="made" href="doc@FreeBSD.org" /><meta name="generator" content="DocBook XSL Stylesheets V1.78.1" /><meta name="description" content="The release notes for FreeBSD 10.0-RELEASE contain a summary of the changes made to the FreeBSD base system on the 10.0-STABLE development line. This document lists applicable security advisories that were issued since the last release, as well as significant changes to the FreeBSD kernel and userland. Some brief remarks on upgrading are also presented." /></head><body><div class="article"><div xmlns="" class="titlepage"><div><div><h1 xmlns="http://www.w3.org/1999/xhtml" class="title"><a id="idp61441744"></a>FreeBSD 10.0-RELEASE Release Notes</h1></div><div><div xmlns="http://www.w3.org/1999/xhtml" class="author"><h3 class="author"><span class="orgname">The FreeBSD Project</span></h3></div></div><div><p xmlns="http://www.w3.org/1999/xhtml" class="copyright">Copyright © 2013-2014 The FreeBSD Documentation
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1" /><title>FreeBSD 10.0-RELEASE Release Notes</title><link rel="stylesheet" type="text/css" href="docbook.css" /><link rev="made" href="doc@FreeBSD.org" /><meta name="generator" content="DocBook XSL Stylesheets V1.78.1" /><meta name="description" content="The release notes for FreeBSD 10.0-RELEASE contain a summary of the changes made to the FreeBSD base system on the 10.0-STABLE development line. This document lists applicable security advisories that were issued since the last release, as well as significant changes to the FreeBSD kernel and userland. Some brief remarks on upgrading are also presented." /></head><body><div class="article"><div xmlns="" class="titlepage"><div><div><h1 xmlns="http://www.w3.org/1999/xhtml" class="title"><a id="idp61503184"></a>FreeBSD 10.0-RELEASE Release Notes</h1></div><div><div xmlns="http://www.w3.org/1999/xhtml" class="author"><h3 class="author"><span class="orgname">The FreeBSD Project</span></h3></div></div><div><p xmlns="http://www.w3.org/1999/xhtml" class="copyright">Copyright © 2013-2014 The FreeBSD Documentation
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Project</p></div><div><div xmlns="http://www.w3.org/1999/xhtml" class="legalnotice"><a id="trademarks"></a><p xmlns="http://www.w3.org/TR/xhtml1/transitional">FreeBSD is a registered trademark of
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the FreeBSD Foundation. </p><p xmlns="http://www.w3.org/TR/xhtml1/transitional">IBM, AIX, OS/2,
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PowerPC, PS/2, S/390, and ThinkPad are
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@ -114,22 +114,14 @@ hv_vmbus_load="YES"</pre><p xmlns="http://www.w3.org/TR/xhtml1/transitional">Alt
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scalability by allowing TLB translations to dynamically cover
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large physical memory regions. All ARMv6 and ARMv7-based
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platforms can take advantage of this feature. See the <a xmlns="http://www.w3.org/1999/xhtml" class="link" href="https://wiki.freebsd.org/ARMSuperpages" target="_top">ARM
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Superpages status</a> page for further details. <a href="http://svn.freebsd.org/viewvc/base?view=revision&revision=254918">[r254918]</a></p></div><div class="sect3"><div xmlns="" class="titlepage"><div><div><h4 xmlns="http://www.w3.org/1999/xhtml" class="title"><a id="boot"></a>2.2.3. Boot Loader Changes</h4></div></div></div><p xmlns="http://www.w3.org/TR/xhtml1/transitional">[amd64,i386] The BTX kernel used by the
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boot loader has been changed to invoke BIOS routines from real
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mode. This change makes it possible to boot FreeBSD from USB
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devices. </p><p xmlns="http://www.w3.org/TR/xhtml1/transitional">[amd64,i386] A new <a xmlns="http://www.w3.org/1999/xhtml" class="citerefentry" href="http://www.FreeBSD.org/cgi/man.cgi?query=gptboot&sektion=8"><span class="citerefentry"><span class="refentrytitle">gptboot</span>(8)</span></a> boot
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loader has been added to support booting from a GPT labeled
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disk. A new <code xmlns="http://www.w3.org/1999/xhtml" class="command">boot</code> command has been added to
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<a xmlns="http://www.w3.org/1999/xhtml" class="citerefentry" href="http://www.FreeBSD.org/cgi/man.cgi?query=gpart&sektion=8"><span class="citerefentry"><span class="refentrytitle">gpart</span>(8)</span></a>, which makes a GPT disk bootable by writing the
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required bits of the boot loader, creating a new boot
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partition if required. </p></div><div class="sect3"><div xmlns="" class="titlepage"><div><div><h4 xmlns="http://www.w3.org/1999/xhtml" class="title"><a id="proc"></a>2.2.4. Hardware Support</h4></div></div></div><p xmlns="http://www.w3.org/TR/xhtml1/transitional">The <a xmlns="http://www.w3.org/1999/xhtml" class="citerefentry" href="http://www.FreeBSD.org/cgi/man.cgi?query=cmx&sektion=4"><span class="citerefentry"><span class="refentrytitle">cmx</span>(4)</span></a> driver, a driver for Omnikey
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Superpages status</a> page for further details. <a href="http://svn.freebsd.org/viewvc/base?view=revision&revision=254918">[r254918]</a></p></div><div class="sect3"><div xmlns="" class="titlepage"><div><div><h4 xmlns="http://www.w3.org/1999/xhtml" class="title"><a id="proc"></a>2.2.3. Hardware Support</h4></div></div></div><p xmlns="http://www.w3.org/TR/xhtml1/transitional">The <a xmlns="http://www.w3.org/1999/xhtml" class="citerefentry" href="http://www.FreeBSD.org/cgi/man.cgi?query=cmx&sektion=4"><span class="citerefentry"><span class="refentrytitle">cmx</span>(4)</span></a> driver, a driver for Omnikey
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CardMan 4040 PCMCIA smartcard readers, has been added. </p><p xmlns="http://www.w3.org/TR/xhtml1/transitional">The <a xmlns="http://www.w3.org/1999/xhtml" class="citerefentry" href="http://www.FreeBSD.org/cgi/man.cgi?query=syscons&sektion=4"><span class="citerefentry"><span class="refentrytitle">syscons</span>(4)</span></a> driver now supports the Colemak
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keyboard layout. </p><p xmlns="http://www.w3.org/TR/xhtml1/transitional">The <a xmlns="http://www.w3.org/1999/xhtml" class="citerefentry" href="http://www.FreeBSD.org/cgi/man.cgi?query=uslcom&sektion=4"><span class="citerefentry"><span class="refentrytitle">uslcom</span>(4)</span></a> driver, a driver for
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Silicon Laboratories CP2101/CP2102-based USB serial adapters,
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has been imported from OpenBSD. </p><div class="sect4"><div xmlns="" class="titlepage"><div><div><h5 xmlns="http://www.w3.org/1999/xhtml" class="title"><a id="mm"></a>2.2.4.1. Multimedia Support</h5></div></div></div><p xmlns="http://www.w3.org/TR/xhtml1/transitional">Support for version 2.0 of the USB
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has been imported from OpenBSD. </p><div class="sect4"><div xmlns="" class="titlepage"><div><div><h5 xmlns="http://www.w3.org/1999/xhtml" class="title"><a id="mm"></a>2.2.3.1. Multimedia Support</h5></div></div></div><p xmlns="http://www.w3.org/TR/xhtml1/transitional">Support for version 2.0 of the USB
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Audio reference design has been added. New devices should
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support higher bandwidth, increased sampling frequency and
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wider dynamic range. <a href="http://svn.freebsd.org/viewvc/base?view=revision&revision=240609">[r240609]</a></p></div><div class="sect4"><div xmlns="" class="titlepage"><div><div><h5 xmlns="http://www.w3.org/1999/xhtml" class="title"><a id="net-if"></a>2.2.4.2. Network Interface Support</h5></div></div></div><p xmlns="http://www.w3.org/TR/xhtml1/transitional">The <a xmlns="http://www.w3.org/1999/xhtml" class="citerefentry" href="http://www.FreeBSD.org/cgi/man.cgi?query=ale&sektion=4"><span class="citerefentry"><span class="refentrytitle">ale</span>(4)</span></a> driver has been added to provide support
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wider dynamic range. <a href="http://svn.freebsd.org/viewvc/base?view=revision&revision=240609">[r240609]</a></p></div><div class="sect4"><div xmlns="" class="titlepage"><div><div><h5 xmlns="http://www.w3.org/1999/xhtml" class="title"><a id="net-if"></a>2.2.3.2. Network Interface Support</h5></div></div></div><p xmlns="http://www.w3.org/TR/xhtml1/transitional">The <a xmlns="http://www.w3.org/1999/xhtml" class="citerefentry" href="http://www.FreeBSD.org/cgi/man.cgi?query=ale&sektion=4"><span class="citerefentry"><span class="refentrytitle">ale</span>(4)</span></a> driver has been added to provide support
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for Atheros AR8121/AR8113/AR8114 Gigabit/Fast Ethernet
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controllers. </p><p xmlns="http://www.w3.org/TR/xhtml1/transitional">The <a xmlns="http://www.w3.org/1999/xhtml" class="citerefentry" href="http://www.FreeBSD.org/cgi/man.cgi?query=em&sektion=4"><span class="citerefentry"><span class="refentrytitle">em</span>(4)</span></a> driver has been split into two drivers
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with some common parts. The <a xmlns="http://www.w3.org/1999/xhtml" class="citerefentry" href="http://www.FreeBSD.org/cgi/man.cgi?query=em&sektion=4"><span class="citerefentry"><span class="refentrytitle">em</span>(4)</span></a> driver will continue
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trivially possible to fully saturate a 10 Gbps network
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interface with minimal packet sizes. For more information,
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see: <a xmlns="http://www.w3.org/1999/xhtml" class="link" href="http://info.iet.unipi.it/~luigi/netmap/" target="_top">Netmap
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Project</a>. <a href="http://svn.freebsd.org/viewvc/base?view=revision&revision=227614">[r227614]</a></p></div></div><div class="sect3"><div xmlns="" class="titlepage"><div><div><h4 xmlns="http://www.w3.org/1999/xhtml" class="title"><a id="net-proto"></a>2.2.5. Network Protocols</h4></div></div></div><p xmlns="http://www.w3.org/TR/xhtml1/transitional"><a xmlns="http://www.w3.org/1999/xhtml" class="citerefentry" href="http://www.FreeBSD.org/cgi/man.cgi?query=carp&sektion=4"><span class="citerefentry"><span class="refentrytitle">carp</span>(4)</span></a> has been rewritten to make
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Project</a>. <a href="http://svn.freebsd.org/viewvc/base?view=revision&revision=227614">[r227614]</a></p></div></div><div class="sect3"><div xmlns="" class="titlepage"><div><div><h4 xmlns="http://www.w3.org/1999/xhtml" class="title"><a id="net-proto"></a>2.2.4. Network Protocols</h4></div></div></div><p xmlns="http://www.w3.org/TR/xhtml1/transitional"><a xmlns="http://www.w3.org/1999/xhtml" class="citerefentry" href="http://www.FreeBSD.org/cgi/man.cgi?query=carp&sektion=4"><span class="citerefentry"><span class="refentrytitle">carp</span>(4)</span></a> has been rewritten to make
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addresses more sane from the viewpoint of routing daemons such
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as quagga/zebra. It also brings support for a single redundant
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address on the subnet (carpdev), switching state with
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performance. <a href="http://svn.freebsd.org/viewvc/base?view=revision&revision=240233">[r240233]</a></p><p xmlns="http://www.w3.org/TR/xhtml1/transitional">Support for up to 65536 routing tables
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has been introduced. <a href="http://svn.freebsd.org/viewvc/base?view=revision&revision=250700">[r250700]</a></p><p xmlns="http://www.w3.org/TR/xhtml1/transitional">Support for setting/matching
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differentiated services codepoints (DSCP) in IP header has
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been added to <a xmlns="http://www.w3.org/1999/xhtml" class="citerefentry" href="http://www.FreeBSD.org/cgi/man.cgi?query=ipfw&sektion=8"><span class="citerefentry"><span class="refentrytitle">ipfw</span>(8)</span></a>. <a href="http://svn.freebsd.org/viewvc/base?view=revision&revision=248552">[r248552]</a></p></div><div class="sect3"><div xmlns="" class="titlepage"><div><div><h4 xmlns="http://www.w3.org/1999/xhtml" class="title"><a id="disks"></a>2.2.6. Disks and Storage</h4></div></div></div><p xmlns="http://www.w3.org/TR/xhtml1/transitional">The <a xmlns="http://www.w3.org/1999/xhtml" class="citerefentry" href="http://www.FreeBSD.org/cgi/man.cgi?query=aac&sektion=4"><span class="citerefentry"><span class="refentrytitle">aac</span>(4)</span></a> driver now supports volumes
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been added to <a xmlns="http://www.w3.org/1999/xhtml" class="citerefentry" href="http://www.FreeBSD.org/cgi/man.cgi?query=ipfw&sektion=8"><span class="citerefentry"><span class="refentrytitle">ipfw</span>(8)</span></a>. <a href="http://svn.freebsd.org/viewvc/base?view=revision&revision=248552">[r248552]</a></p></div><div class="sect3"><div xmlns="" class="titlepage"><div><div><h4 xmlns="http://www.w3.org/1999/xhtml" class="title"><a id="disks"></a>2.2.5. Disks and Storage</h4></div></div></div><p xmlns="http://www.w3.org/TR/xhtml1/transitional">The <a xmlns="http://www.w3.org/1999/xhtml" class="citerefentry" href="http://www.FreeBSD.org/cgi/man.cgi?query=aac&sektion=4"><span class="citerefentry"><span class="refentrytitle">aac</span>(4)</span></a> driver now supports volumes
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larger than 2TB in size. </p><p xmlns="http://www.w3.org/TR/xhtml1/transitional">The <a xmlns="http://www.w3.org/1999/xhtml" class="citerefentry" href="http://www.FreeBSD.org/cgi/man.cgi?query=ata&sektion=4"><span class="citerefentry"><span class="refentrytitle">ata</span>(4)</span></a> driver now supports a spindown command for
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disks; after a configurable amount of time, if no requests
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have been received for a disk, the disk will be spun down
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NVM Express support. NVM Express is an optimized register
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interface, command set and feature set of PCI Express
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(PCIe)-based Solid-State Drives (SSDs). For more information,
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see <a xmlns="http://www.w3.org/1999/xhtml" class="link" href="http://www.nvmexpress.org/" target="_top">nvmexpress.org</a>. <a href="http://svn.freebsd.org/viewvc/base?view=revision&revision=240616">[r240616]</a></p></div><div class="sect3"><div xmlns="" class="titlepage"><div><div><h4 xmlns="http://www.w3.org/1999/xhtml" class="title"><a id="fs"></a>2.2.7. File Systems</h4></div></div></div><p xmlns="http://www.w3.org/TR/xhtml1/transitional">A new kernel-based iSCSI target and
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see <a xmlns="http://www.w3.org/1999/xhtml" class="link" href="http://www.nvmexpress.org/" target="_top">nvmexpress.org</a>. <a href="http://svn.freebsd.org/viewvc/base?view=revision&revision=240616">[r240616]</a></p></div><div class="sect3"><div xmlns="" class="titlepage"><div><div><h4 xmlns="http://www.w3.org/1999/xhtml" class="title"><a id="fs"></a>2.2.6. File Systems</h4></div></div></div><p xmlns="http://www.w3.org/TR/xhtml1/transitional">A new kernel-based iSCSI target and
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initiator has been added. <a href="http://svn.freebsd.org/viewvc/base?view=revision&revision=255570">[r255570]</a></p><p xmlns="http://www.w3.org/TR/xhtml1/transitional">UFS filesystems can now be enlarged with
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<a xmlns="http://www.w3.org/1999/xhtml" class="citerefentry" href="http://www.FreeBSD.org/cgi/man.cgi?query=growfs&sektion=8"><span class="citerefentry"><span class="refentrytitle">growfs</span>(8)</span></a> while mounted read-write. This is especially
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useful for virtual machines, allowing the addition of more
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harddrive space without interruption of service. <a href="http://svn.freebsd.org/viewvc/base?view=revision&revision=243246">[r243246]</a></p><p xmlns="http://www.w3.org/TR/xhtml1/transitional">A state of the art FUSE implementation
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is now part of the base system. It allows the use of nearly
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all fusefs file systems. <a href="http://svn.freebsd.org/viewvc/base?view=revision&revision=241519">[r241519]</a></p><div class="sect4"><div xmlns="" class="titlepage"><div><div><h5 xmlns="http://www.w3.org/1999/xhtml" class="title"><a id="fs-zfs"></a>2.2.7.1. ZFS</h5></div></div></div><p xmlns="http://www.w3.org/TR/xhtml1/transitional"><a xmlns="http://www.w3.org/1999/xhtml" class="citerefentry" href="http://www.FreeBSD.org/cgi/man.cgi?query=bsdinstall&sektion=8"><span class="citerefentry"><span class="refentrytitle">bsdinstall</span>(8)</span></a> now supports installing
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all fusefs file systems. <a href="http://svn.freebsd.org/viewvc/base?view=revision&revision=241519">[r241519]</a></p><div class="sect4"><div xmlns="" class="titlepage"><div><div><h5 xmlns="http://www.w3.org/1999/xhtml" class="title"><a id="fs-zfs"></a>2.2.6.1. ZFS</h5></div></div></div><p xmlns="http://www.w3.org/TR/xhtml1/transitional"><a xmlns="http://www.w3.org/1999/xhtml" class="citerefentry" href="http://www.FreeBSD.org/cgi/man.cgi?query=bsdinstall&sektion=8"><span class="citerefentry"><span class="refentrytitle">bsdinstall</span>(8)</span></a> now supports installing
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ZFS on the root file system. It includes a single
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configuration menu that allows you to select all of the
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required details, including which drives to use, what ZFS
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