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| -rw-r--r-- | content/html/rootfs-unknown00.html | 83 | ||||
| -rw-r--r-- | content/html/styles.css | 56 | ||||
| -rw-r--r-- | content/xsl/kbase.xsl | 92 |
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diff --git a/content/html/rootfs-unknown00.html b/content/html/rootfs-unknown00.html new file mode 100644 index 0000000..4a86056 --- /dev/null +++ b/content/html/rootfs-unknown00.html @@ -0,0 +1,83 @@ +<?xml version="1.0"?> +<html xmlns="http://www.w3.org/1999/xhtml"><head><title>Unable to mount root fs on unknown-block(0,0)</title><meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1"/><link href="styles.css" rel="stylesheet" type="text/css"/><style type="text/css"/></head><body><h1>Unable to mount root fs on unknown-block(0,0)</h1> + +<p xmlns=""><b>Maintainers:</b> + swift +</p> +<p xmlns=""><b>Keywords:</b> + boot + kernel + kernel panic +</p> +<h2 xmlns="">Synopsis</h2> + +<p xmlns=""> +When you boot up your Gentoo system, you receive the following error before you +receive the Gentoo-specific start-up: +</p> + +<pre xmlns=""> +VFS: Cannot open root device "hda3" or unknow-block(0,0) +Please append a correct "root=" boot option +Kernel Panic: VFS: Unable to mount root fs on unknown-block(0,0) +</pre> + + +<h2 xmlns="">Environment</h2> + +<p xmlns=""> +This occurs when booting a new kernel or after a change in the bootloader +configuration. +</p> + + +<h2 xmlns="">Analysis</h2> + +<p xmlns=""> +When the Linux kernel has been booted and finished all its initial +configuration, it tries to mount the root filesystem. It uses the root boot +parameter to find out what the root filesystem is: +</p> + +<pre xmlns=""> +(Example from a grub.conf): +kernel /kernel-2.6.10-gentoo-r5 root=/dev/hda3 +</pre> + +<p xmlns=""> +As the Linux kernel doesn't understand a string like "/dev/hda3" it translates +it to a set of numbers, called a major and minor number. In this error, the +major is zero, which is an illegal value. This occurs when the kernel has not +detected any hardware that can be called after the root device you told it to +boot (in the example: /dev/hda3). +</p> + +<p xmlns=""> +The error occurs when the kernel did not load the support driver it needs. +</p> + + +<h2 xmlns="">Solution</h2> + +<p xmlns=""> +There are three possible reasons for this issue to occur: you did not select the +correct support when configuring the kernel, the support for your disk is built +as a module and you are not using an initial root device or your hardware does +not identify itself as /dev/hda3. +</p> + +<p xmlns=""> +Make sure that your kernel configuration has support for the correct controller +(which governs your disk) and that it is built in the kernel, not as a module. +Otherwise your kernel would need to be able to mount the disk to find the module +to ... mount the disk. +</p> + +<p xmlns=""> +If all that fails, double check if your controller really identifies the disk as +you think it does. Some Serial ATA controllers identify disks as IDE (hd), +others as SCSI (sd). +</p> + + +</body></html> diff --git a/content/html/styles.css b/content/html/styles.css new file mode 100644 index 0000000..ab9460a --- /dev/null +++ b/content/html/styles.css @@ -0,0 +1,56 @@ +body{ + font-size: 1em; + font-family: "Lucida Grande", Verdana, sans-serif; + color: #333; + width: 40em; + border-left: 1px #888 dotted; + background: #F7F7F7; + +} + +h1{ + color:#A77272; + text-decoration: none; + border-bottom: 1px #A77272 solid; + margin: 7px 15px 2px 15px; + font: 1.5em Trebuchet MS, sans-serif +} + +h2{ + color: #727664; + font: 1.2em "Lucida Grande", Verdana, sans-serif; + border-bottom: 1px #A77272 dashed; + letter-spacing: 1px; + padding: 5px; + margin: 10px; +} + +h3{ + color: #727664; + font: 1.1em "Lucida Grande", Verdana, sans-serif; + letter-spacing: 1px; + padding: 5px; + margin-left: 15px; +} + +p{ + padding: 3px 15px; + text-align: justify; + color: #555; + margin: 0; + line-height: 1.5em; +} + +pre { + margin-left: 20px; +} + +a, +a:link, +a:visited, +a:active, +acronym{ + color: #000; + border-bottom: 1px #000 dotted; + text-decoration: none; +} diff --git a/content/xsl/kbase.xsl b/content/xsl/kbase.xsl new file mode 100644 index 0000000..2078d95 --- /dev/null +++ b/content/xsl/kbase.xsl @@ -0,0 +1,92 @@ +<?xml version="1.0"?> +<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform" version="1.0"> + +<xsl:template match="issue"> +<html xmlns="http://www.w3.org/1999/xhtml"> +<head> + <title><xsl:value-of select="title"/></title> + <meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1" /> + <link href="styles.css" rel="stylesheet" type="text/css" /> + <style type="text/css"> + <!-- + --> + </style> +</head> +<body> + +<h1><xsl:value-of select="title"/></h1> + +<xsl:apply-templates /> +</body> +</html> + +</xsl:template> + +<xsl:template match="synopsis"> + +<h2>Synopsis</h2> + +<xsl:apply-templates /> + +</xsl:template> + +<xsl:template match="environment"> + +<h2>Environment</h2> + +<xsl:apply-templates /> + +</xsl:template> + +<xsl:template match="analysis"> + +<h2>Analysis</h2> + +<xsl:apply-templates /> + +</xsl:template> + +<xsl:template match="solution"> + +<h2>Solution</h2> + +<xsl:apply-templates /> + +</xsl:template> + +<xsl:template match="p"> +<p> +<xsl:apply-templates /> +</p> +</xsl:template> + +<xsl:template match="e"> +<em><xsl:apply-templates/></em> +</xsl:template> + +<xsl:template match="uri"> +<a href="{@link}"><xsl:value-of select="."/></a> +</xsl:template> + +<xsl:template match="pre"> +<pre> +<xsl:apply-templates/> +</pre> +</xsl:template> + +<xsl:template match="maintainers"> +<p> +<b>Maintainers:</b> <xsl:apply-templates/> +</p> +</xsl:template> + +<xsl:template match="keywords"> +<p> +<b>Keywords:</b> <xsl:apply-templates/> +</p> +</xsl:template> + +<xsl:template match="title"/> + +</xsl:stylesheet> + |