Changeset 8b37712

Timestamp:

02/26/2022 04:01:39 PM (21 months ago)

Author:

Xi Ruoyao <xry111@…>

Branches:

xry111/clfs-ng

Children:

3963a56

Parents:

56f1739

git-author:

Xi Ruoyao <xry111@…> (02/22/2022 11:10:52 AM)

git-committer:

Xi Ruoyao <xry111@…> (02/26/2022 04:01:39 PM)

Message:

cross-ng: document host dependencies for kernel cross compilation

Files:

• chapter02/hostreqs.xml (modified) (2 diffs)
• chapter06/kernel.xml (modified) (2 diffs)

chapter02/hostreqs.xml

@@ -33 +33 @@
       greater than &binutils-version; are not recommended as they have
       not been tested)</para>
+    </listitem>
+
+    <listitem>
+      <!-- needed to cross build the kernel in chapter 6 -->
+      <para><emphasis role="strong">Bc-1.07.0</emphasis></para>
     </listitem>
 
@@ -140 +145 @@
 unset MYSH
 
+bc --version | head -n1
 echo -n "Binutils: "; ld --version | head -n1 | cut -d" " -f3-
 bison --version | head -n1

chapter06/kernel.xml

@@ -169 +169 @@
 
       <varlistentry>
-        <term>Enable <parameter>CONFIG_EXT2</parameter>,
-                     <parameter>CONFIG_EXT4</parameter>,
-                 and <parameter>CONFIG_VFAT_FS</parameter></term>
+        <term>Set <parameter>CONFIG_EXT2=y</parameter>,
+                  <parameter>CONFIG_EXT4=y</parameter>,
+              and <parameter>CONFIG_VFAT_FS=y</parameter></term>
         <listitem>
           <para>They are needed to access the filesystems we'll make for the
@@ -177 +177 @@
         </listitem>
       </varlistentry>
+
+      <varlistentry>
+        <term>Set <parameter>CONFIG_MODULE_SIG=n</parameter>,
+                  <parameter>CONFIG_SECURITY=n</parameter>,
+              and <parameter>CONFIG_STACK_VALIDATION=n</parameter></term>
+        <listitem>
+          <para>They are unneeded for the temporary kernel, and they need
+          additional dependencies which may be unavailable on the host
+          distro. You can enable them building the kernel for the final LFS
+          system in Chapter 10 if you need these features.</para>
+        </listitem>
+      </varlistentry>
     </variablelist>