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shortened the kernel installation instructions

git-svn-id: http://svn.linuxfromscratch.org/LFS/trunk/BOOK@1781 4aa44e1e-78dd-0310-a6d2-fbcd4c07a689
Gerard Beekmans 23 years ago
parent
commit
9786fe2ec0
3 changed files with 19 additions and 23 deletions
  1. 12 17
      chapter05/kernel-exp.xml
  2. 4 3
      chapter05/kernel-inst.xml
  3. 3 3
      index.xml

+ 12 - 17
chapter05/kernel-exp.xml

@@ -7,30 +7,25 @@ that this is done prior to <emphasis>each</emphasis> kernel compilation,
 and that we shouldn't rely on the source tree being automatically clean
 after untarring.</para>
 
-<para><userinput>yes "" | make config:</userinput> This runs make config and
-answers with the default answer to every question the config script asks 
-the user (it does this by simply doing the equivalent of hitting the
-Enter key, thus accepting the default Y and N answers to the questions). 
-We're not configuring the real kernel here, we just need to have some sort 
-of configure file created so that we can run make dep next that will 
-create a few header files in <filename>include/linux</filename>, like
-version.h, among others, that we will need to compile Glibc and other
-packages later in chroot.</para>
-
-<para><userinput>make dep:</userinput> make dep checks dependencies and sets
-up the dependencies file. We don't really care about the dependency
-checks, but what we do care about is that make dep creates those
-aforementioned files in <filename>include/linux</filename> we will be
-needing later on.</para>
+<para><userinput>make include/linux/version.h</userinput> and
+<userinput>make symlinks</userinput>: This creates the
+<filename>include/linux/version.h</filename>, as well as the <filename
+class="symlink">include/asm</filename> symlink.</para>
 
 <para><userinput>mkdir $LFS/usr/include/asm</userinput>
 and <userinput>cp include/asm/* $LFS/usr/include/asm</userinput>:
 This copies the platform-specific assembler kernel header files to
-<filename>$LFS/usr/include/asm</filename>.</para>
+<filename>$LFS/usr/include/asm</filename></para>
 
 <para><userinput>cp -R include/linux $LFS/usr/include</userinput>:
 This command copies the cross-platform kernel header files to
-<filename>$LFS/usr/include</filename>.</para>
+<filename>$LFS/usr/include</filename></para>
+
+<para><userinput>touch $LFS/usr/include/linux/autoconf.h</userinput>: Some
+kernel header files include this <filename>autconf.h</filename> file, but
+outside the Linux source tree, that file has no meaning so we just create
+an empty one so we don't get compile errors whenever it happens to be a
+dependency of another kernel header file.</para>
 
 </sect2>
 

+ 4 - 3
chapter05/kernel-inst.xml

@@ -11,11 +11,12 @@ compile the packages that need the kernel.</para>
 command:</para>
 
 <para><screen><userinput>make mrproper &amp;&amp;
-yes "" | make config &amp;&amp;
-make dep &amp;&amp;
+make include/linux/version.h &amp;&amp;
+make symlinks &amp;&amp;
 mkdir $LFS/usr/include/asm &amp;&amp;
 cp include/asm/* $LFS/usr/include/asm &amp;&amp;
-cp -R include/linux $LFS/usr/include</userinput></screen></para>
+cp -R include/linux $LFS/usr/include &amp;&amp;
+touch $LFS/usr/include/linux/autoconf.h</userinput></screen></para>
 
 </sect2>
 

+ 3 - 3
index.xml

@@ -4,8 +4,8 @@
 
 <!ENTITY book SYSTEM "book/book.xml">
 
-<!ENTITY version "20020402">
-<!ENTITY releasedate "April 2nd, 2002">
+<!ENTITY version "20020403">
+<!ENTITY releasedate "April 3rd, 2002">
 
 <!ENTITY ftp-root "ftp://ftp.linuxfromscratch.org">
 <!ENTITY http-root "http://ftp.linuxfromscratch.org">
@@ -650,7 +650,7 @@
 <!ENTITY kernel-contversion "2.4.17">
 <!ENTITY kernel-size "23,595 KB">
 <!ENTITY kernel-compsize-static "132 MB">
-<!ENTITY kernel-time-static "3 minutes">
+<!ENTITY kernel-time-static "1 minute">
 <!ENTITY kernel-compsize "Depends on options selected">
 <!ENTITY kernel-time "Depends on options selected">
 <!ENTITY kernel-package "linux-&kernel-version;.tar.bz2">