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authorSilvino Silva <silvino@bk.ru>2016-10-21 17:07:36 +0100
committerSilvino Silva <silvino@bk.ru>2016-10-21 17:07:52 +0100
commite8303acde9bc5a9b220fe676039192acd221f077 (patch)
tree0d253f566449cbfb0bc96a5d0afb8fe7ea822a38 /core
parent70037109e547e37525500588f6344aba37de6d07 (diff)
downloaddoc-e8303acde9bc5a9b220fe676039192acd221f077.tar.gz
core reboot and tools tar document revision
Diffstat (limited to 'core')
-rw-r--r--core/reboot.html22
1 files changed, 15 insertions, 7 deletions
diff --git a/core/reboot.html b/core/reboot.html
index 79fde23..b1ff71b 100644
--- a/core/reboot.html
+++ b/core/reboot.html
@@ -123,24 +123,32 @@
         # grub-probe --target=hints_string /
         </pre>
 
+        <p>To add rw as default edit /etc/grub.d/10_linux file, current
+        version change line 138 to;</p>
+
+        <pre>
+        echo    '$message'
+        linux   ${rel_dirname}/${basename} root=${linux_root_device_thisversion} rw ${args}
+        </pre>
+
         <h2 id="checkup">1.4.4. Checkup</h2>
 
         <p>If you have qemu installed you can see if it boots, in this
         example sdb is usb external drive;</p>
 
         <pre>
-        # qemu-system-x86_64 -curses -usb -usbdevice disk:/dev/sdb
+        # qemu-system-x86_64 -kernel /boot/vmlinuz-linux -initrd /boot/initramfs-linux.img -append root=/dev/sdb /dev/sdb2
         </pre>
 
+        <h3>Debug Grub</h3>
+
+        <h3>Debug initram</h3>
+
         <pre>
-        # qemu-system-x86_64 -kernel /boot/vmlinuz-linux -initrd /boot/initramfs-linux.img -append root=/dev/sdb /dev/sdb2
+        /usr/lib/dracut/skipcpio /boot/initramfs-4.1.32-c9k9.img | gunzip -c | cpio -i -d
+        36875 blocks
         </pre>
 
-	<pre>
-	# qemu-img convert crux-img.qcow2 -O raw crux.img
-	# dd if=crux.img of=/dev/sdX
-	</pre>
-
         <a href="index.html">Core OS Index</a>
         <p>This is part of the c9-doc Manual.
         Copyright (C) 2016