- Timestamp:
- 05/29/14 00:40:16 (10 years ago)
- Branches:
- clfs-3.0.0-systemd, master, systemd
- Children:
- e5ca899d
- Parents:
- cdc0f7c
- Location:
- BOOK
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- 6 edited
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BOOK/introduction/common/changelog.xml
rcdc0f7c r8bfae90 38 38 39 39 <listitem> 40 <para>29 May 2014</para> 41 <itemizedlist> 42 <listitem> 43 <para>[Chris] - Edited "how" page - removed details about 44 booting/chrooting and moved them to the "choose" page for temp-system.</para> 45 </listitem> 46 </itemizedlist> 47 </listitem> 48 49 <listitem> 40 50 <para>25 May 2014</para> 41 51 <itemizedlist> -
BOOK/introduction/common/how.xml
rcdc0f7c r8bfae90 22 22 your machine, you may wish to use a livecd. Most distributions provide 23 23 a livecd, which provides an environment to which you can add the required 24 tools onto, allowing you to 25 successfully follow the instructions in this book. Remember that if you 26 reboot the livecd you will need to reconfigure the host environment before 27 continuing with your build.</para> 24 tools onto, allowing you to successfully follow the instructions in this 25 book. Remember that if you reboot the livecd you will need to reconfigure 26 the host environment before continuing with your build.</para> 28 27 29 28 <para><xref linkend="chapter-partitioning"/> of this book describes how … … 54 53 <para>After we build our <quote>Cross-Tools</quote>, we start building 55 54 a very minimal working system in 56 <filename class="directory">/tools</filename>. This minimal system will be 57 built using the cross-toolchain in 58 <filename class="directory">/cross-tools</filename>.</para> 55 <filename class="directory">/tools</filename>, using the cross-toolchain in 56 <filename class="directory">/cross-tools</filename>. Once the temporary 57 system is finished, we perform a few additional tasks to prepare to 58 enter this temporary build environment, either by booting or chrooting into 59 it. For more details about the difference between these methods, see 60 <xref linkend="ch-temp-system-choose"/>.</para> 59 61 60 <para>In <xref linkend="chapter-building-system"/>, the full CLFS system is 61 built. Depending on the system you are cross-compiling for, you will either 62 boot the minimal temp-system on the target machine, or chroot into it.</para> 63 64 <para>The <command>chroot</command> (change root) program is used to enter 65 a virtual environment and start a new shell whose root directory will be set 66 to the CLFS partition. This is very similar to rebooting and instructing the 67 kernel to mount the CLFS partition as the root partition. 68 The major advantage is that <quote>chrooting</quote> allows the builder to 69 continue using the host while CLFS is being built. While waiting for package 70 compilation to complete, a user can switch to a different virtual console 71 (VC) or X desktop and continue using the computer as normal.</para> 72 73 <para>Some systems cannot be built by chrooting so they must be 74 booted instead. Generally, if you building for a different arch than 75 the host system, you must reboot because the kernel will likely not 76 support the target machine. Booting involves installing a few 77 additional packages that are needed for bootup, installing 78 boot-scripts, and building a miminal kernel.<!-- We also describe some 79 alternative booting methods in <xref linkend="ch-boot-whatnext"/> --></para> 62 <para>In <xref linkend="chapter-building-system"/>, after having booted 63 or chrooted into the temporary build environment, the full CLFS system is 64 built.</para> 80 65 81 66 <para>To finish the installation, several configuration files are created in 82 <xref linkend="chapter-system-config"/>, and the kernel and boot loader are set 83 up in <xref linkend="chapter-bootable"/>. <xref linkend="chapter-finalizing"/> 67 <xref linkend="chapter-system-config"/>, and the kernel and boot loader are 68 set up in <xref linkend="chapter-bootable"/>. 69 <xref linkend="chapter-finalizing"/> 84 70 contains information on furthering the CLFS experience beyond this book. 85 71 After the steps in this book have been implemented, the computer will be -
BOOK/temp-system/common/choose.xml
rcdc0f7c r8bfae90 16 16 rest there. Alternatively, you can chroot into the temporary system.</para> 17 17 18 <para os="b">The boot method is needed when you are building on a different 18 <para os="b">The <command>chroot</command> (change root) program is used to enter 19 a virtual environment and start a new shell whose root directory will be set 20 to the CLFS partition. This is very similar to rebooting and instructing the 21 kernel to mount the CLFS partition as the root partition. 22 The major advantage is that <quote>chrooting</quote> allows the builder to 23 continue using the host while CLFS is being built. While waiting for package 24 compilation to complete, a user can switch to a different virtual console 25 (VC) or X desktop and continue using the computer as normal.</para> 26 27 <para os="c">Some systems cannot be built by chrooting so they must be 28 booted instead. Generally, if you building for a different arch than 29 the host system, you must reboot because the kernel will likely not 30 support the target machine. Booting involves installing a few 31 additional packages that are needed for bootup, installing 32 boot-scripts, and building a miminal kernel.<!-- We also describe some 33 alternative booting methods in <xref linkend="ch-boot-whatnext"/> --> 34 The boot method is needed when you are building on a different 19 35 architecture. For example, if you are building a PowerPC system from 20 36 an x86, you can't chroot. The chroot method is for when you are … … 25 41 wanting to run a different ABI, you will need to use the boot option.</para> 26 42 27 <para os=" c">If you are in any doubt about this, you can try the following43 <para os="d">If you are in any doubt about this, you can try the following 28 44 commands to see if you can chroot:</para> 29 45 30 <screen ><userinput>/tools/lib/libc.so.646 <screen os="e"><userinput>/tools/lib/libc.so.6 31 47 /tools/bin/gcc -v</userinput></screen> 32 48 33 <para >If either of these commands fail, you will have to follow the boot49 <para os="f">If either of these commands fail, you will have to follow the boot 34 50 method.</para> 35 51 36 <para >To chroot, you will also need a Linux Kernel-2.6.32 or greater52 <para os="g">To chroot, you will also need a Linux Kernel-2.6.32 or greater 37 53 (having been compiled with GCC-4.1.2 or greater). The reason for the 38 54 kernel version requirement is that Glibc is built to generate the library 39 55 for the smallest version of the Linux kernel expected to be supported.</para> 40 56 41 <para >To check your kernel version, run <command>cat /proc/version</command>57 <para os="h">To check your kernel version, run <command>cat /proc/version</command> 42 58 - if it does not say that you are running a 2.6.32 or later Linux kernel, 43 59 compiled with GCC 4.1.2 or later, you cannot chroot.</para> 44 60 45 <para os=" e">For the boot method, follow <xref linkend="chapter-boot"/>.</para>61 <para os="i">For the boot method, follow <xref linkend="chapter-boot"/>.</para> 46 62 47 <para os=" f">For the chroot method, follow <xref linkend="chapter-chroot"/>.</para>63 <para os="j">For the chroot method, follow <xref linkend="chapter-chroot"/>.</para> 48 64 49 65 </sect1> -
BOOK/temp-system/mips64/choose.xml
rcdc0f7c r8bfae90 23 23 xpointer="xpointer(//*[@os='c'])"/> 24 24 25 <screen ><userinput>/tools/lib/libc.so.6 25 <xi:include xmlns:xi="http://www.w3.org/2001/XInclude" 26 href="../common/choose.xml" 27 xpointer="xpointer(//*[@os='d'])"/> 28 29 <screen os="e"><userinput>/tools/lib/libc.so.6 26 30 /tools/lib32/libc.so.6 27 31 /tools/lib64/libc.so.6 … … 30 34 <xi:include xmlns:xi="http://www.w3.org/2001/XInclude" 31 35 href="../multilib/choose.xml" 32 xpointer="xpointer(//*[@os='d'])"/> 33 34 <para>To chroot, you will also need a Linux Kernel-2.6.32 or greater (having been compiled with GCC-4.1.2 or greater). The reason for the kernel version requirement is that Glibc is built to generate the library for the smallest version of the Linux kernel expected to be supported.</para> 35 36 <para>To check your kernel version, run <command>cat /proc/version</command> - if it does not say that you are running a 2.6.32 or later Linux kernel, compiled with GCC 4.1.2 or later, you cannot chroot.</para> 36 xpointer="xpointer(//*[@os='f'])"/> 37 37 38 38 <xi:include xmlns:xi="http://www.w3.org/2001/XInclude" 39 39 href="../common/choose.xml" 40 xpointer="xpointer(//*[@os=' e'])"/>40 xpointer="xpointer(//*[@os='g'])"/> 41 41 42 42 <xi:include xmlns:xi="http://www.w3.org/2001/XInclude" 43 43 href="../common/choose.xml" 44 xpointer="xpointer(//*[@os='f'])"/> 44 xpointer="xpointer(//*[@os='h'])"/> 45 46 <xi:include xmlns:xi="http://www.w3.org/2001/XInclude" 47 href="../common/choose.xml" 48 xpointer="xpointer(//*[@os='i'])"/> 49 50 <xi:include xmlns:xi="http://www.w3.org/2001/XInclude" 51 href="../common/choose.xml" 52 xpointer="xpointer(//*[@os='j'])"/> 45 53 46 54 </sect1> -
BOOK/temp-system/multilib/choose.xml
rcdc0f7c r8bfae90 23 23 xpointer="xpointer(//*[@os='c'])"/> 24 24 25 <screen ><userinput>/tools/lib/libc.so.6 25 <xi:include xmlns:xi="http://www.w3.org/2001/XInclude" 26 href="../common/choose.xml" 27 xpointer="xpointer(//*[@os='d'])"/> 28 29 <screen os="e"><userinput>/tools/lib/libc.so.6 26 30 /tools/lib64/libc.so.6 27 31 /tools/bin/gcc -v</userinput></screen> 28 32 29 <para os=" d">If any of these commands fail, you will have to follow the boot33 <para os="f">If any of these commands fail, you will have to follow the boot 30 34 method.</para> 31 32 <para>To chroot, you will also need a Linux Kernel-2.6.32 or greater33 (having been compiled with GCC-4.1.2 or greater). The reason for the34 kernel version requirement is that Glibc is built to generate the library35 for the smallest version of the Linux kernel expected to be supported.</para>36 37 <para>To check your kernel version, run <command>cat /proc/version</command>38 - if it does not say that you are running a 2.6.32 or later Linux kernel,39 compiled with GCC 4.1.2 or later, you cannot chroot.</para>40 35 41 36 <xi:include xmlns:xi="http://www.w3.org/2001/XInclude" 42 37 href="../common/choose.xml" 43 xpointer="xpointer(//*[@os=' e'])"/>38 xpointer="xpointer(//*[@os='g'])"/> 44 39 45 40 <xi:include xmlns:xi="http://www.w3.org/2001/XInclude" 46 41 href="../common/choose.xml" 47 xpointer="xpointer(//*[@os='f'])"/> 42 xpointer="xpointer(//*[@os='h'])"/> 43 44 <xi:include xmlns:xi="http://www.w3.org/2001/XInclude" 45 href="../common/choose.xml" 46 xpointer="xpointer(//*[@os='i'])"/> 47 48 <xi:include xmlns:xi="http://www.w3.org/2001/XInclude" 49 href="../common/choose.xml" 50 xpointer="xpointer(//*[@os='j'])"/> 48 51 49 52 </sect1> -
BOOK/temp-system/ppc64/choose.xml
rcdc0f7c r8bfae90 19 19 xpointer="xpointer(//*[@os='b'])"/> 20 20 21 <xi:include xmlns:xi="http://www.w3.org/2001/XInclude" 22 href="../common/choose.xml" 23 xpointer="xpointer(//*[@os='c'])"/> 24 21 25 <para>Powerpc64 is slightly different from some of the other 22 26 architectures, because a 64-bit kernel running 32-bit userspace can … … 36 40 <xi:include xmlns:xi="http://www.w3.org/2001/XInclude" 37 41 href="../common/choose.xml" 38 xpointer="xpointer(//*[@os=' e'])"/>42 xpointer="xpointer(//*[@os='i'])"/> 39 43 40 44 <xi:include xmlns:xi="http://www.w3.org/2001/XInclude" 41 45 href="../common/choose.xml" 42 xpointer="xpointer(//*[@os=' f'])"/>46 xpointer="xpointer(//*[@os='j'])"/> 43 47 44 48 </sect1>
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