Changeset 81a73ed8 for postlfs/config/bootdisk.xml
- Timestamp:
- 03/25/2020 03:07:11 PM (4 years ago)
- Branches:
- 10.0, 10.1, 11.0, 11.1, 11.2, 11.3, 12.0, 12.1, kea, ken/TL2024, ken/inkscape-core-mods, ken/tuningfonts, lazarus, lxqt, plabs/newcss, plabs/python-mods, python3.11, qt5new, rahul/power-profiles-daemon, renodr/vulkan-addition, trunk, upgradedb, xry111/intltool, xry111/llvm18, xry111/soup3, xry111/test-20220226, xry111/xf86-video-removal
- Children:
- 986f53b9
- Parents:
- fa3edfef
- File:
-
- 1 edited
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postlfs/config/bootdisk.xml
rfa3edfef r81a73ed8 19 19 <title>Decent Rescue Boot Device Needs</title> 20 20 21 <para>This section is really about creating a <emphasis>rescue</emphasis> 22 device. As the name <emphasis>rescue</emphasis> implies, the host 23 system has a problem, often lost partition information or corrupted file 24 systems, that prevents it from booting and/or operating normally. For 25 this reason, you <emphasis>must not</emphasis> depend on resources from 26 the host being "rescued". To presume that any given partition or hard 27 drive <emphasis>will</emphasis> be available is a risky presumption.</para> 21 <para> 22 This section is really about creating a <emphasis>rescue</emphasis> 23 device. As the name <emphasis>rescue</emphasis> implies, the host 24 system has a problem, often lost partition information or corrupted file 25 systems, that prevents it from booting and/or operating normally. For 26 this reason, you <emphasis>must not</emphasis> depend on resources from 27 the host being "rescued". To presume that any given partition or hard 28 drive <emphasis>will</emphasis> be available is a risky presumption. 29 </para> 28 30 29 <para>In a modern system, there are many devices that can be 30 used as a rescue device: floppy, cdrom, usb drive, or even a network card. 31 Which one you use depends on your hardware and your BIOS. In the past, 32 a rescue device was thought to be a floppy disk. Today, many 33 systems do not even have a floppy drive.</para> 31 <para> 32 In a modern system, there are many devices that can be used as a 33 rescue device: floppy, cdrom, usb drive, or even a network card. 34 Which one you use depends on your hardware and your BIOS. In the past, 35 a rescue device was thought to be a floppy disk. Today, many 36 systems do not even have a floppy drive. 37 </para> 34 38 35 <para>Building a complete rescue device is a challenging task. In many 36 ways, it is equivalent to building an entire LFS system. 37 In addition, it would be a repetition of information already available. 38 For these reasons, the procedures for a rescue device image are not 39 presented here.</para> 39 <para> 40 Building a complete rescue device is a challenging task. In many 41 ways, it is equivalent to building an entire LFS system. 42 In addition, it would be a repetition of information already available. 43 For these reasons, the procedures for a rescue device image are not 44 presented here. 45 </para> 40 46 41 47 </sect2> … … 44 50 <title>Creating a Rescue Floppy</title> 45 51 46 <para>The software of today's systems has grown large. Linux 2.6 no longer 47 supports booting directly from a floppy. In spite of this, there are solutions 48 available using older versions of Linux. One of the best is Tom's Root/Boot 49 Disk available at <ulink url='http://www.toms.net/rb/'/>. This will provide a 50 minimal Linux system on a single floppy disk and provides the ability to 51 customize the contents of your disk if necessary.</para> 52 <para> 53 The software of today's systems has grown large. Linux 2.6 no longer 54 supports booting directly from a floppy. In spite of this, there are 55 solutions available using older versions of Linux. One of the best is 56 Tom's Root/Boot Disk available at <ulink 57 url='http://www.toms.net/rb/'/>. This will provide a minimal Linux 58 system on a single floppy disk and provides the ability to customize 59 the contents of your disk if necessary. 60 </para> 52 61 53 62 </sect2> … … 56 65 <title>Creating a Bootable CD-ROM</title> 57 66 58 <para>There are several sources that can be used for a rescue CD-ROM. 59 Just about any commercial distribution's installation CD-ROMs or 60 DVDs will work. These include RedHat, Ubuntu, and SuSE. One 61 very popular option is Knoppix.</para> 67 <para> 68 There are several sources that can be used for a rescue CD-ROM. 69 Just about any commercial distribution's installation CD-ROMs or 70 DVDs will work. These include RedHat, Ubuntu, and SuSE. One 71 very popular option is Knoppix. 72 </para> 62 73 63 <para>Also, the LFS Community has developed its own LiveCD available at 64 <ulink url='http://www.&lfs-domainname;/livecd/'/>. This LiveCD, is no 65 longer capable of building an entire LFS/BLFS system, but is still a 66 good rescue CD-ROM. If you download the 67 ISO image, use <xref linkend="xorriso"/> to copy the image to a 68 CD-ROM.</para> 74 <para> 75 Also, the LFS Community has developed its own LiveCD available at 76 <ulink url='http://www.&lfs-domainname;/livecd/'/>. This LiveCD, is no 77 longer capable of building an entire LFS/BLFS system, but is still a 78 good rescue CD-ROM. If you download the 79 ISO image, use <xref linkend="xorriso"/> to copy the image to a 80 CD-ROM. 81 </para> 69 82 70 <para>The instructions for using GRUB2 to make a custom rescue CD-ROM are 71 also available in <ulink 72 url='http://www.&lfs-domainname;/lfs/view/stable/chapter08/grub.html'>LFS 73 Chapter 8</ulink>.</para> 83 <para> 84 The instructions for using GRUB2 to make a custom rescue CD-ROM are 85 also available in <ulink 86 url='http://www.&lfs-domainname;/lfs/view/stable/chapter08/grub.html'>LFS 87 Chapter 8</ulink>. 88 </para> 74 89 75 90 </sect2> … … 78 93 <title>Creating a Bootable USB Drive</title> 79 94 80 <para>A USB Pen drive, sometimes called a Thumb drive, is recognized by Linux as 81 a SCSI device. Using one of these devices as a rescue device has the advantage 82 that it is usually large enough to hold more than a minimal boot image. You 83 can save critical data to the drive as well as use it to diagnose and recover 84 a damaged system. Booting such a drive requires BIOS support, but building the 85 system consists of formatting the drive, adding <application>GRUB</application> 86 as well as the Linux kernel and supporting files.</para> 95 <para> 96 A USB Pen drive, sometimes called a Thumb drive, is recognized by Linux 97 as a SCSI device. Using one of these devices as a rescue device has 98 the advantage that it is usually large enough to hold more than a 99 minimal boot image. You can save critical data to the drive as well 100 as use it to diagnose and recover a damaged system. Booting such a 101 drive requires BIOS support, but building the system consists of 102 formatting the drive, adding <application>GRUB</application> as well 103 as the Linux kernel and supporting files. 104 </para> 87 105 88 106 <para condition="html" role="usernotes">User Notes: 89 <ulink url='&blfs-wiki;/CreatingaCustomBootDevice'/></para> 107 <ulink url='&blfs-wiki;/CreatingaCustomBootDevice'/> 108 </para> 90 109 91 110 </sect2>
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