| [e16e8f2] | 1 | <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN"
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| 2 | "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
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| 3 | <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en">
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| 4 | <head>
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| 5 | <meta http-equiv="Content-Type" content="application/xhtml+xml; charset=UTF-8" />
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| 6 | <meta name="generator" content="AsciiDoc 8.6.8" />
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| 7 | <title>syslinux.cfg(5)</title>
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| 8 | <style type="text/css">
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| 9 | /* Shared CSS for AsciiDoc xhtml11 and html5 backends */
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| 10 |
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| 11 | /* Default font. */
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| 12 | body {
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| 13 | font-family: Georgia,serif;
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| 14 | }
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| 15 |
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| 16 | /* Title font. */
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| 17 | h1, h2, h3, h4, h5, h6,
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| 18 | div.title, caption.title,
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| 19 | thead, p.table.header,
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| 20 | #toctitle,
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| 21 | #author, #revnumber, #revdate, #revremark,
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| 22 | #footer {
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| 23 | font-family: Arial,Helvetica,sans-serif;
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| 24 | }
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| 25 |
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| 26 | body {
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| 27 | margin: 1em 5% 1em 5%;
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| 28 | }
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| 29 |
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| 30 | a {
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| 31 | color: blue;
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| 32 | text-decoration: underline;
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| 33 | }
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| 34 | a:visited {
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| 35 | color: fuchsia;
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| 36 | }
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| 37 |
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| 38 | em {
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| 39 | font-style: italic;
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| 40 | color: navy;
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| 41 | }
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| 42 |
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| 43 | strong {
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| 44 | font-weight: bold;
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| 45 | color: #083194;
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| 46 | }
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| 47 |
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| 48 | h1, h2, h3, h4, h5, h6 {
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| 49 | color: #527bbd;
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| 50 | margin-top: 1.2em;
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| 51 | margin-bottom: 0.5em;
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| 52 | line-height: 1.3;
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| 53 | }
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| 54 |
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| 55 | h1, h2, h3 {
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| 56 | border-bottom: 2px solid silver;
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| 57 | }
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| 58 | h2 {
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| 59 | padding-top: 0.5em;
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| 60 | }
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| 61 | h3 {
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| 62 | float: left;
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| 63 | }
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| 64 | h3 + * {
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| 65 | clear: left;
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| 66 | }
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| 67 | h5 {
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| 68 | font-size: 1.0em;
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| 69 | }
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| 70 |
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| 71 | div.sectionbody {
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| 72 | margin-left: 0;
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| 73 | }
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| 74 |
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| 75 | hr {
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| 76 | border: 1px solid silver;
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| 77 | }
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| 78 |
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| 79 | p {
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| 80 | margin-top: 0.5em;
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| 81 | margin-bottom: 0.5em;
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| 82 | }
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| 83 |
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| 84 | ul, ol, li > p {
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| 85 | margin-top: 0;
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| 86 | }
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| 87 | ul > li { color: #aaa; }
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| 88 | ul > li > * { color: black; }
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| 89 |
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| 90 | .monospaced, code, pre {
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| 91 | font-family: "Courier New", Courier, monospace;
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| 92 | font-size: inherit;
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| 93 | color: navy;
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| 94 | padding: 0;
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| 95 | margin: 0;
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| 96 | }
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| 97 |
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| 98 |
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| 99 | #author {
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| 100 | color: #527bbd;
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| 101 | font-weight: bold;
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| 102 | font-size: 1.1em;
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| 103 | }
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| 104 | #email {
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| 105 | }
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| 106 | #revnumber, #revdate, #revremark {
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| 107 | }
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| 108 |
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| 109 | #footer {
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| 110 | font-size: small;
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| 111 | border-top: 2px solid silver;
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| 112 | padding-top: 0.5em;
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| 113 | margin-top: 4.0em;
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| 114 | }
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| 115 | #footer-text {
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| 116 | float: left;
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| 117 | padding-bottom: 0.5em;
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| 118 | }
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| 119 | #footer-badges {
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| 120 | float: right;
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| 121 | padding-bottom: 0.5em;
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| 122 | }
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| 123 |
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| 124 | #preamble {
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| 125 | margin-top: 1.5em;
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| 126 | margin-bottom: 1.5em;
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| 127 | }
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| 128 | div.imageblock, div.exampleblock, div.verseblock,
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| 129 | div.quoteblock, div.literalblock, div.listingblock, div.sidebarblock,
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| 130 | div.admonitionblock {
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| 131 | margin-top: 1.0em;
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| 132 | margin-bottom: 1.5em;
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| 133 | }
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| 134 | div.admonitionblock {
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| 135 | margin-top: 2.0em;
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| 136 | margin-bottom: 2.0em;
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| 137 | margin-right: 10%;
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| 138 | color: #606060;
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| 139 | }
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| 140 |
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| 141 | div.content { /* Block element content. */
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| 142 | padding: 0;
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| 143 | }
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| 144 |
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| 145 | /* Block element titles. */
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| 146 | div.title, caption.title {
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| 147 | color: #527bbd;
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| 148 | font-weight: bold;
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| 149 | text-align: left;
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| 150 | margin-top: 1.0em;
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| 151 | margin-bottom: 0.5em;
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| 152 | }
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| 153 | div.title + * {
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| 154 | margin-top: 0;
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| 155 | }
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| 156 |
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| 157 | td div.title:first-child {
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| 158 | margin-top: 0.0em;
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| 159 | }
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| 160 | div.content div.title:first-child {
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| 161 | margin-top: 0.0em;
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| 162 | }
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| 163 | div.content + div.title {
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| 164 | margin-top: 0.0em;
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| 165 | }
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| 166 |
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| 167 | div.sidebarblock > div.content {
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| 168 | background: #ffffee;
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| 169 | border: 1px solid #dddddd;
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| 170 | border-left: 4px solid #f0f0f0;
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| 171 | padding: 0.5em;
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| 172 | }
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| 173 |
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| 174 | div.listingblock > div.content {
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| 175 | border: 1px solid #dddddd;
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| 176 | border-left: 5px solid #f0f0f0;
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| 177 | background: #f8f8f8;
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| 178 | padding: 0.5em;
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| 179 | }
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| 180 |
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| 181 | div.quoteblock, div.verseblock {
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| 182 | padding-left: 1.0em;
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| 183 | margin-left: 1.0em;
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| 184 | margin-right: 10%;
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| 185 | border-left: 5px solid #f0f0f0;
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| 186 | color: #888;
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| 187 | }
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| 188 |
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| 189 | div.quoteblock > div.attribution {
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| 190 | padding-top: 0.5em;
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| 191 | text-align: right;
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| 192 | }
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| 193 |
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| 194 | div.verseblock > pre.content {
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| 195 | font-family: inherit;
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| 196 | font-size: inherit;
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| 197 | }
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| 198 | div.verseblock > div.attribution {
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| 199 | padding-top: 0.75em;
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| 200 | text-align: left;
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| 201 | }
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| 202 | /* DEPRECATED: Pre version 8.2.7 verse style literal block. */
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| 203 | div.verseblock + div.attribution {
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| 204 | text-align: left;
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| 205 | }
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| 206 |
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| 207 | div.admonitionblock .icon {
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| 208 | vertical-align: top;
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| 209 | font-size: 1.1em;
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| 210 | font-weight: bold;
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| 211 | text-decoration: underline;
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| 212 | color: #527bbd;
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| 213 | padding-right: 0.5em;
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| 214 | }
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| 215 | div.admonitionblock td.content {
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| 216 | padding-left: 0.5em;
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| 217 | border-left: 3px solid #dddddd;
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| 218 | }
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| 219 |
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| 220 | div.exampleblock > div.content {
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| 221 | border-left: 3px solid #dddddd;
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| 222 | padding-left: 0.5em;
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| 223 | }
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| 224 |
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| 225 | div.imageblock div.content { padding-left: 0; }
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| 226 | span.image img { border-style: none; }
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| 227 | a.image:visited { color: white; }
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| 228 |
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| 229 | dl {
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| 230 | margin-top: 0.8em;
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| 231 | margin-bottom: 0.8em;
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| 232 | }
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| 233 | dt {
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| 234 | margin-top: 0.5em;
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| 235 | margin-bottom: 0;
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| 236 | font-style: normal;
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| 237 | color: navy;
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| 238 | }
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| 239 | dd > *:first-child {
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| 240 | margin-top: 0.1em;
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| 241 | }
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| 242 |
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| 243 | ul, ol {
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| 244 | list-style-position: outside;
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| 245 | }
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| 246 | ol.arabic {
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| 247 | list-style-type: decimal;
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| 248 | }
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| 249 | ol.loweralpha {
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| 250 | list-style-type: lower-alpha;
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| 251 | }
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| 252 | ol.upperalpha {
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| 253 | list-style-type: upper-alpha;
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| 254 | }
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| 255 | ol.lowerroman {
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| 256 | list-style-type: lower-roman;
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| 257 | }
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| 258 | ol.upperroman {
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| 259 | list-style-type: upper-roman;
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| 260 | }
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| 261 |
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| 262 | div.compact ul, div.compact ol,
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| 263 | div.compact p, div.compact p,
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| 264 | div.compact div, div.compact div {
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| 265 | margin-top: 0.1em;
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| 266 | margin-bottom: 0.1em;
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| 267 | }
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| 268 |
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| 269 | tfoot {
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| 270 | font-weight: bold;
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| 271 | }
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| 272 | td > div.verse {
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| 273 | white-space: pre;
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| 274 | }
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| 275 |
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| 276 | div.hdlist {
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| 277 | margin-top: 0.8em;
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| 278 | margin-bottom: 0.8em;
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| 279 | }
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| 280 | div.hdlist tr {
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| 281 | padding-bottom: 15px;
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| 282 | }
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| 283 | dt.hdlist1.strong, td.hdlist1.strong {
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| 284 | font-weight: bold;
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| 285 | }
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| 286 | td.hdlist1 {
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| 287 | vertical-align: top;
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| 288 | font-style: normal;
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| 289 | padding-right: 0.8em;
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| 290 | color: navy;
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| 291 | }
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| 292 | td.hdlist2 {
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| 293 | vertical-align: top;
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| 294 | }
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| 295 | div.hdlist.compact tr {
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| 296 | margin: 0;
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| 297 | padding-bottom: 0;
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| 298 | }
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| 299 |
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| 300 | .comment {
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| 301 | background: yellow;
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| 302 | }
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| 303 |
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| 304 | .footnote, .footnoteref {
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| 305 | font-size: 0.8em;
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| 306 | }
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| 307 |
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| 308 | span.footnote, span.footnoteref {
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| 309 | vertical-align: super;
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| 310 | }
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| 311 |
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| 312 | #footnotes {
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| 313 | margin: 20px 0 20px 0;
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| 314 | padding: 7px 0 0 0;
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| 315 | }
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| 316 |
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| 317 | #footnotes div.footnote {
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| 318 | margin: 0 0 5px 0;
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| 319 | }
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| 320 |
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| 321 | #footnotes hr {
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| 322 | border: none;
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| 323 | border-top: 1px solid silver;
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| 324 | height: 1px;
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| 325 | text-align: left;
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| 326 | margin-left: 0;
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| 327 | width: 20%;
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| 328 | min-width: 100px;
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| 329 | }
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| 330 |
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| 331 | div.colist td {
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| 332 | padding-right: 0.5em;
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| 333 | padding-bottom: 0.3em;
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| 334 | vertical-align: top;
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| 335 | }
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| 336 | div.colist td img {
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| 337 | margin-top: 0.3em;
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| 338 | }
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| 339 |
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| 340 | @media print {
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| 341 | #footer-badges { display: none; }
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| 342 | }
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| 343 |
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| 344 | #toc {
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| 345 | margin-bottom: 2.5em;
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| 346 | }
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| 347 |
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| 348 | #toctitle {
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| 349 | color: #527bbd;
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| 350 | font-size: 1.1em;
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| 351 | font-weight: bold;
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| 352 | margin-top: 1.0em;
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| 353 | margin-bottom: 0.1em;
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| 354 | }
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| 355 |
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| 356 | div.toclevel0, div.toclevel1, div.toclevel2, div.toclevel3, div.toclevel4 {
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| 357 | margin-top: 0;
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| 358 | margin-bottom: 0;
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| 359 | }
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| 360 | div.toclevel2 {
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| 361 | margin-left: 2em;
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| 362 | font-size: 0.9em;
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| 363 | }
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| 364 | div.toclevel3 {
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| 365 | margin-left: 4em;
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| 366 | font-size: 0.9em;
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| 367 | }
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| 368 | div.toclevel4 {
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| 369 | margin-left: 6em;
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| 370 | font-size: 0.9em;
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| 371 | }
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| 372 |
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| 373 | span.aqua { color: aqua; }
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| 374 | span.black { color: black; }
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| 375 | span.blue { color: blue; }
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| 376 | span.fuchsia { color: fuchsia; }
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| 377 | span.gray { color: gray; }
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| 378 | span.green { color: green; }
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| 379 | span.lime { color: lime; }
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| 380 | span.maroon { color: maroon; }
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| 381 | span.navy { color: navy; }
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| 382 | span.olive { color: olive; }
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| 383 | span.purple { color: purple; }
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| 384 | span.red { color: red; }
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| 385 | span.silver { color: silver; }
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| 386 | span.teal { color: teal; }
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| 387 | span.white { color: white; }
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| 388 | span.yellow { color: yellow; }
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| 389 |
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| 390 | span.aqua-background { background: aqua; }
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| 391 | span.black-background { background: black; }
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| 392 | span.blue-background { background: blue; }
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| 393 | span.fuchsia-background { background: fuchsia; }
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| 394 | span.gray-background { background: gray; }
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| 395 | span.green-background { background: green; }
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| 396 | span.lime-background { background: lime; }
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| 397 | span.maroon-background { background: maroon; }
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| 398 | span.navy-background { background: navy; }
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| 399 | span.olive-background { background: olive; }
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| 400 | span.purple-background { background: purple; }
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| 401 | span.red-background { background: red; }
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| 402 | span.silver-background { background: silver; }
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| 403 | span.teal-background { background: teal; }
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| 404 | span.white-background { background: white; }
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| 405 | span.yellow-background { background: yellow; }
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| 406 |
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| 407 | span.big { font-size: 2em; }
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| 408 | span.small { font-size: 0.6em; }
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| 409 |
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| 410 | span.underline { text-decoration: underline; }
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| 411 | span.overline { text-decoration: overline; }
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| 412 | span.line-through { text-decoration: line-through; }
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| 413 |
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| 414 | div.unbreakable { page-break-inside: avoid; }
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| 415 |
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| 416 |
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| 417 | /*
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| 418 | * xhtml11 specific
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| 419 | *
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| 420 | * */
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| 421 |
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| 422 | div.tableblock {
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| 423 | margin-top: 1.0em;
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| 424 | margin-bottom: 1.5em;
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| 425 | }
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| 426 | div.tableblock > table {
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| 427 | border: 3px solid #527bbd;
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| 428 | }
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| 429 | thead, p.table.header {
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| 430 | font-weight: bold;
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| 431 | color: #527bbd;
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| 432 | }
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| 433 | p.table {
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| 434 | margin-top: 0;
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| 435 | }
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| 436 | /* Because the table frame attribute is overriden by CSS in most browsers. */
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| 437 | div.tableblock > table[frame="void"] {
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| 438 | border-style: none;
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| 439 | }
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| 440 | div.tableblock > table[frame="hsides"] {
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| 441 | border-left-style: none;
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| 442 | border-right-style: none;
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| 443 | }
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| 444 | div.tableblock > table[frame="vsides"] {
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| 445 | border-top-style: none;
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| 446 | border-bottom-style: none;
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| 447 | }
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| 448 |
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| 449 |
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| 450 | /*
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| 451 | * html5 specific
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| 452 | *
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| 453 | * */
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| 454 |
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| 455 | table.tableblock {
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| 456 | margin-top: 1.0em;
|
|---|
| 457 | margin-bottom: 1.5em;
|
|---|
| 458 | }
|
|---|
| 459 | thead, p.tableblock.header {
|
|---|
| 460 | font-weight: bold;
|
|---|
| 461 | color: #527bbd;
|
|---|
| 462 | }
|
|---|
| 463 | p.tableblock {
|
|---|
| 464 | margin-top: 0;
|
|---|
| 465 | }
|
|---|
| 466 | table.tableblock {
|
|---|
| 467 | border-width: 3px;
|
|---|
| 468 | border-spacing: 0px;
|
|---|
| 469 | border-style: solid;
|
|---|
| 470 | border-color: #527bbd;
|
|---|
| 471 | border-collapse: collapse;
|
|---|
| 472 | }
|
|---|
| 473 | th.tableblock, td.tableblock {
|
|---|
| 474 | border-width: 1px;
|
|---|
| 475 | padding: 4px;
|
|---|
| 476 | border-style: solid;
|
|---|
| 477 | border-color: #527bbd;
|
|---|
| 478 | }
|
|---|
| 479 |
|
|---|
| 480 | table.tableblock.frame-topbot {
|
|---|
| 481 | border-left-style: hidden;
|
|---|
| 482 | border-right-style: hidden;
|
|---|
| 483 | }
|
|---|
| 484 | table.tableblock.frame-sides {
|
|---|
| 485 | border-top-style: hidden;
|
|---|
| 486 | border-bottom-style: hidden;
|
|---|
| 487 | }
|
|---|
| 488 | table.tableblock.frame-none {
|
|---|
| 489 | border-style: hidden;
|
|---|
| 490 | }
|
|---|
| 491 |
|
|---|
| 492 | th.tableblock.halign-left, td.tableblock.halign-left {
|
|---|
| 493 | text-align: left;
|
|---|
| 494 | }
|
|---|
| 495 | th.tableblock.halign-center, td.tableblock.halign-center {
|
|---|
| 496 | text-align: center;
|
|---|
| 497 | }
|
|---|
| 498 | th.tableblock.halign-right, td.tableblock.halign-right {
|
|---|
| 499 | text-align: right;
|
|---|
| 500 | }
|
|---|
| 501 |
|
|---|
| 502 | th.tableblock.valign-top, td.tableblock.valign-top {
|
|---|
| 503 | vertical-align: top;
|
|---|
| 504 | }
|
|---|
| 505 | th.tableblock.valign-middle, td.tableblock.valign-middle {
|
|---|
| 506 | vertical-align: middle;
|
|---|
| 507 | }
|
|---|
| 508 | th.tableblock.valign-bottom, td.tableblock.valign-bottom {
|
|---|
| 509 | vertical-align: bottom;
|
|---|
| 510 | }
|
|---|
| 511 |
|
|---|
| 512 |
|
|---|
| 513 | /*
|
|---|
| 514 | * manpage specific
|
|---|
| 515 | *
|
|---|
| 516 | * */
|
|---|
| 517 |
|
|---|
| 518 | body.manpage h1 {
|
|---|
| 519 | padding-top: 0.5em;
|
|---|
| 520 | padding-bottom: 0.5em;
|
|---|
| 521 | border-top: 2px solid silver;
|
|---|
| 522 | border-bottom: 2px solid silver;
|
|---|
| 523 | }
|
|---|
| 524 | body.manpage h2 {
|
|---|
| 525 | border-style: none;
|
|---|
| 526 | }
|
|---|
| 527 | body.manpage div.sectionbody {
|
|---|
| 528 | margin-left: 3em;
|
|---|
| 529 | }
|
|---|
| 530 |
|
|---|
| 531 | @media print {
|
|---|
| 532 | body.manpage div#toc { display: none; }
|
|---|
| 533 | }
|
|---|
| 534 |
|
|---|
| 535 |
|
|---|
| 536 | </style>
|
|---|
| 537 | <script type="text/javascript">
|
|---|
| 538 | /*<+'])');
|
|---|
| 581 | // Function that scans the DOM tree for header elements (the DOM2
|
|---|
| 582 | // nodeIterator API would be a better technique but not supported by all
|
|---|
| 583 | // browsers).
|
|---|
| 584 | var iterate = function (el) {
|
|---|
| 585 | for (var i = el.firstChild; i != null; i = i.nextSibling) {
|
|---|
| 586 | if (i.nodeType == 1 /* Node.ELEMENT_NODE */) {
|
|---|
| 587 | var mo = re.exec(i.tagName);
|
|---|
| 588 | if (mo && (i.getAttribute("class") || i.getAttribute("className")) != "float") {
|
|---|
| 589 | result[result.length] = new TocEntry(i, getText(i), mo[1]-1);
|
|---|
| 590 | }
|
|---|
| 591 | iterate(i);
|
|---|
| 592 | }
|
|---|
| 593 | }
|
|---|
| 594 | }
|
|---|
| 595 | iterate(el);
|
|---|
| 596 | return result;
|
|---|
| 597 | }
|
|---|
| 598 |
|
|---|
| 599 | var toc = document.getElementById("toc");
|
|---|
| 600 | if (!toc) {
|
|---|
| 601 | return;
|
|---|
| 602 | }
|
|---|
| 603 |
|
|---|
| 604 | // Delete existing TOC entries in case we're reloading the TOC.
|
|---|
| 605 | var tocEntriesToRemove = [];
|
|---|
| 606 | var i;
|
|---|
| 607 | for (i = 0; i < toc.childNodes.length; i++) {
|
|---|
| 608 | var entry = toc.childNodes[i];
|
|---|
| 609 | if (entry.nodeName.toLowerCase() == 'div'
|
|---|
| 610 | && entry.getAttribute("class")
|
|---|
| 611 | && entry.getAttribute("class").match(/^toclevel/))
|
|---|
| 612 | tocEntriesToRemove.push(entry);
|
|---|
| 613 | }
|
|---|
| 614 | for (i = 0; i < tocEntriesToRemove.length; i++) {
|
|---|
| 615 | toc.removeChild(tocEntriesToRemove[i]);
|
|---|
| 616 | }
|
|---|
| 617 |
|
|---|
| 618 | // Rebuild TOC entries.
|
|---|
| 619 | var entries = tocEntries(document.getElementById("content"), toclevels);
|
|---|
| 620 | for (var i = 0; i < entries.length; ++i) {
|
|---|
| 621 | var entry = entries[i];
|
|---|
| 622 | if (entry.element.id == "")
|
|---|
| 623 | entry.element.id = "_toc_" + i;
|
|---|
| 624 | var a = document.createElement("a");
|
|---|
| 625 | a.href = "#" + entry.element.id;
|
|---|
| 626 | a.appendChild(document.createTextNode(entry.text));
|
|---|
| 627 | var div = document.createElement("div");
|
|---|
| 628 | div.appendChild(a);
|
|---|
| 629 | div.className = "toclevel" + entry.toclevel;
|
|---|
| 630 | toc.appendChild(div);
|
|---|
| 631 | }
|
|---|
| 632 | if (entries.length == 0)
|
|---|
| 633 | toc.parentNode.removeChild(toc);
|
|---|
| 634 | },
|
|---|
| 635 |
|
|---|
| 636 |
|
|---|
| 637 | /////////////////////////////////////////////////////////////////////
|
|---|
| 638 | // Footnotes generator
|
|---|
| 639 | /////////////////////////////////////////////////////////////////////
|
|---|
| 640 |
|
|---|
| 641 | /* Based on footnote generation code from:
|
|---|
| 642 | * http://www.brandspankingnew.net/archive/2005/07/format_footnote.html
|
|---|
| 643 | */
|
|---|
| 644 |
|
|---|
| 645 | footnotes: function () {
|
|---|
| 646 | // Delete existing footnote entries in case we're reloading the footnodes.
|
|---|
| 647 | var i;
|
|---|
| 648 | var noteholder = document.getElementById("footnotes");
|
|---|
| 649 | if (!noteholder) {
|
|---|
| 650 | return;
|
|---|
| 651 | }
|
|---|
| 652 | var entriesToRemove = [];
|
|---|
| 653 | for (i = 0; i < noteholder.childNodes.length; i++) {
|
|---|
| 654 | var entry = noteholder.childNodes[i];
|
|---|
| 655 | if (entry.nodeName.toLowerCase() == 'div' && entry.getAttribute("class") == "footnote")
|
|---|
| 656 | entriesToRemove.push(entry);
|
|---|
| 657 | }
|
|---|
| 658 | for (i = 0; i < entriesToRemove.length; i++) {
|
|---|
| 659 | noteholder.removeChild(entriesToRemove[i]);
|
|---|
| 660 | }
|
|---|
| 661 |
|
|---|
| 662 | // Rebuild footnote entries.
|
|---|
| 663 | var cont = document.getElementById("content");
|
|---|
| 664 | var spans = cont.getElementsByTagName("span");
|
|---|
| 665 | var refs = {};
|
|---|
| 666 | var n = 0;
|
|---|
| 667 | for (i=0; i<spans.length; i++) {
|
|---|
| 668 | if (spans[i].className == "footnote") {
|
|---|
| 669 | n++;
|
|---|
| 670 | var note = spans[i].getAttribute("data-note");
|
|---|
| 671 | if (!note) {
|
|---|
| 672 | // Use [\s\S] in place of . so multi-line matches work.
|
|---|
| 673 | // Because JavaScript has no s (dotall) regex flag.
|
|---|
| 674 | note = spans[i].innerHTML.match(/\s*\[([\s\S]*)]\s*/)[1];
|
|---|
| 675 | spans[i].innerHTML =
|
|---|
| 676 | "[<a id='_footnoteref_" + n + "' href='#_footnote_" + n +
|
|---|
| 677 | "' title='View footnote' class='footnote'>" + n + "</a>]";
|
|---|
| 678 | spans[i].setAttribute("data-note", note);
|
|---|
| 679 | }
|
|---|
| 680 | noteholder.innerHTML +=
|
|---|
| 681 | "<div class='footnote' id='_footnote_" + n + "'>" +
|
|---|
| 682 | "<a href='#_footnoteref_" + n + "' title='Return to text'>" +
|
|---|
| 683 | n + "</a>. " + note + "</div>";
|
|---|
| 684 | var id =spans[i].getAttribute("id");
|
|---|
| 685 | if (id != null) refs["#"+id] = n;
|
|---|
| 686 | }
|
|---|
| 687 | }
|
|---|
| 688 | if (n == 0)
|
|---|
| 689 | noteholder.parentNode.removeChild(noteholder);
|
|---|
| 690 | else {
|
|---|
| 691 | // Process footnoterefs.
|
|---|
| 692 | for (i=0; i<spans.length; i++) {
|
|---|
| 693 | if (spans[i].className == "footnoteref") {
|
|---|
| 694 | var href = spans[i].getElementsByTagName("a")[0].getAttribute("href");
|
|---|
| 695 | href = href.match(/#.*/)[0]; // Because IE return full URL.
|
|---|
| 696 | n = refs[href];
|
|---|
| 697 | spans[i].innerHTML =
|
|---|
| 698 | "[<a href='#_footnote_" + n +
|
|---|
| 699 | "' title='View footnote' class='footnote'>" + n + "</a>]";
|
|---|
| 700 | }
|
|---|
| 701 | }
|
|---|
| 702 | }
|
|---|
| 703 | },
|
|---|
| 704 |
|
|---|
| 705 | install: function(toclevels) {
|
|---|
| 706 | var timerId;
|
|---|
| 707 |
|
|---|
| 708 | function reinstall() {
|
|---|
| 709 | asciidoc.footnotes();
|
|---|
| 710 | if (toclevels) {
|
|---|
| 711 | asciidoc.toc(toclevels);
|
|---|
| 712 | }
|
|---|
| 713 | }
|
|---|
| 714 |
|
|---|
| 715 | function reinstallAndRemoveTimer() {
|
|---|
| 716 | clearInterval(timerId);
|
|---|
| 717 | reinstall();
|
|---|
| 718 | }
|
|---|
| 719 |
|
|---|
| 720 | timerId = setInterval(reinstall, 500);
|
|---|
| 721 | if (document.addEventListener)
|
|---|
| 722 | document.addEventListener("DOMContentLoaded", reinstallAndRemoveTimer, false);
|
|---|
| 723 | else
|
|---|
| 724 | window.onload = reinstallAndRemoveTimer;
|
|---|
| 725 | }
|
|---|
| 726 |
|
|---|
| 727 | }
|
|---|
| 728 | asciidoc.install();
|
|---|
| 729 | /*]]>*/
|
|---|
| 730 | </script>
|
|---|
| 731 | </head>
|
|---|
| 732 | <body class="manpage">
|
|---|
| 733 | <div id="header">
|
|---|
| 734 | <h1>
|
|---|
| 735 | syslinux.cfg(5) Manual Page
|
|---|
| 736 | </h1>
|
|---|
| 737 | <h2>NAME</h2>
|
|---|
| 738 | <div class="sectionbody">
|
|---|
| 739 | <p>syslinux.cfg -
|
|---|
| 740 | *Syslinux* configuration file
|
|---|
| 741 | </p>
|
|---|
| 742 | </div>
|
|---|
| 743 | </div>
|
|---|
| 744 | <div id="content">
|
|---|
| 745 | <div class="sect1">
|
|---|
| 746 | <h2 id="_description">DESCRIPTION</h2>
|
|---|
| 747 | <div class="sectionbody">
|
|---|
| 748 | <div class="paragraph"><p>Configuration for the boot behavior and user experience of <strong>Syslinux</strong>
|
|---|
| 749 | boot loaders, the format of display files and the boot prompt behavior.</p></div>
|
|---|
| 750 | <div class="paragraph"><p>Blank lines are ignored.</p></div>
|
|---|
| 751 | <div class="paragraph"><p>Note that the configuration file is not completely decoded. Syntax
|
|---|
| 752 | different from the one described above may still work correctly in this
|
|---|
| 753 | version of <strong>Syslinux</strong>, but may break in a future one.</p></div>
|
|---|
| 754 | </div>
|
|---|
| 755 | </div>
|
|---|
| 756 | <div class="sect1">
|
|---|
| 757 | <h2 id="_location_name">LOCATION/NAME</h2>
|
|---|
| 758 | <div class="sectionbody">
|
|---|
| 759 | <div class="paragraph"><p><strong>SYSLINUX</strong> (before 4.00) used the configuration filename of
|
|---|
| 760 | syslinux.cfg. <strong>EXTLINUX</strong> (merged into <strong>SYSLINUX</strong> as of 4.00) used the
|
|---|
| 761 | filename extlinux.conf. Both default to searching for the config file
|
|---|
| 762 | in the installed directory (containing ldlinux.sys/extlinux.sys). As of
|
|---|
| 763 | 4.00, <strong>SYSLINUX</strong> will search for extlinux.conf then syslinux.cfg in each
|
|---|
| 764 | directory before falling back to the next directory.</p></div>
|
|---|
| 765 | <div class="paragraph"><p>As of 3.35, <strong>SYSLINUX</strong> also searches /boot/syslinux, /syslinux and /.</p></div>
|
|---|
| 766 | <div class="paragraph"><p><strong>ISOLINUX</strong> (before 4.02) used the configuration filename of
|
|---|
| 767 | isolinux.cfg, searching /boot/isolinux (starting 2.00), then /isolinux
|
|---|
| 768 | and /. As of 4.02, <strong>ISOLINUX</strong> will search for isolinux.cfg then
|
|---|
| 769 | syslinux.cfg in /boot/isolinux before searching for the same files in
|
|---|
| 770 | /isolinux, /boot/syslinux, /syslinux, and /.</p></div>
|
|---|
| 771 | </div>
|
|---|
| 772 | </div>
|
|---|
| 773 | <div class="sect1">
|
|---|
| 774 | <h2 id="_global_directives_main">GLOBAL DIRECTIVES - MAIN</h2>
|
|---|
| 775 | <div class="sectionbody">
|
|---|
| 776 | <div class="dlist"><dl>
|
|---|
| 777 | <dt class="hdlist1">
|
|---|
| 778 | <strong>#</strong> comment
|
|---|
| 779 | </dt>
|
|---|
| 780 | <dd>
|
|---|
| 781 | <p>
|
|---|
| 782 | A line comment. As of version 3.10, the space between the <strong>#</strong> and the
|
|---|
| 783 | comment is no longer required.
|
|---|
| 784 | </p>
|
|---|
| 785 | </dd>
|
|---|
| 786 | <dt class="hdlist1">
|
|---|
| 787 | <strong>MENU</strong> any string
|
|---|
| 788 | </dt>
|
|---|
| 789 | <dd>
|
|---|
| 790 | <p>
|
|---|
| 791 | (3.00+) A directive for the simple menu system, treated as a comment
|
|---|
| 792 | outside the menu. See menu.txt.
|
|---|
| 793 | </p>
|
|---|
| 794 | </dd>
|
|---|
| 795 | <dt class="hdlist1">
|
|---|
| 796 | <strong>INCLUDE</strong> <em>filename</em>
|
|---|
| 797 | </dt>
|
|---|
| 798 | <dd>
|
|---|
| 799 | <p>
|
|---|
| 800 | Inserts the contents of another file at this point in the configuration
|
|---|
| 801 | file. Files can currently be nested up to 16 levels deep, but it is not
|
|---|
| 802 | guaranteed that more than 8 levels will be supported in the future.
|
|---|
| 803 | </p>
|
|---|
| 804 | </dd>
|
|---|
| 805 | <dt class="hdlist1">
|
|---|
| 806 | <strong>DEFAULT</strong> <em>kernel</em> <em>options…</em>
|
|---|
| 807 | </dt>
|
|---|
| 808 | <dd>
|
|---|
| 809 | <p>
|
|---|
| 810 | Sets the default command line (which often references a LABEL). If
|
|---|
| 811 | <strong>Syslinux</strong> boots automatically, it will act just as if the entries after
|
|---|
| 812 | <strong>DEFAULT</strong> had been typed in at the <em>boot:</em> prompt. Multiple uses will
|
|---|
| 813 | result in an override.
|
|---|
| 814 | </p>
|
|---|
| 815 | <div class="paragraph"><p>If no configuration file is present, or no <strong>DEFAULT</strong> or <strong>UI</strong> entry is
|
|---|
| 816 | present in the config file, an error message is displayed and the
|
|---|
| 817 | <em>boot:</em> prompt is shown (3.85+).</p></div>
|
|---|
| 818 | </dd>
|
|---|
| 819 | <dt class="hdlist1">
|
|---|
| 820 | <strong>UI</strong> <em>module</em> <em>options…</em>
|
|---|
| 821 | </dt>
|
|---|
| 822 | <dd>
|
|---|
| 823 | <p>
|
|---|
| 824 | Selects a specific user interface <em>module</em> (typically menu.c32 or
|
|---|
| 825 | vesamenu.c32). The command-line interface treats this as a directive
|
|---|
| 826 | that overrides the <strong>DEFAULT</strong> directive to load this module instead at
|
|---|
| 827 | startup, for an empty command line and at timeout and <strong>PROMPT</strong> directive
|
|---|
| 828 | to not prompt (but these directives may have effects on other
|
|---|
| 829 | configuration parsers). Multiple uses will result in an override.
|
|---|
| 830 | </p>
|
|---|
| 831 | </dd>
|
|---|
| 832 | <dt class="hdlist1">
|
|---|
| 833 | <strong>LABEL</strong> <em>mylabel</em>
|
|---|
| 834 | </dt>
|
|---|
| 835 | <dd>
|
|---|
| 836 | <p>
|
|---|
| 837 | Begin a new <strong>LABEL</strong> clause. If <em>mylabel</em> is entered as the kernel to
|
|---|
| 838 | boot, <strong>Syslinux</strong> should instead boot "image" (specified by a directive
|
|---|
| 839 | from <strong>KERNEL-LIKE DIRECTIVES</strong>) with any specified <strong>DUAL-PURPOSE
|
|---|
| 840 | DIRECTIVES</strong> being used instead of the global instance.
|
|---|
| 841 | </p>
|
|---|
| 842 | <div class="paragraph"><p><em>mylabel</em> must be unique. Currently the first instance is used but may
|
|---|
| 843 | result in an error or undesired behavior. <em>mylabel</em> ends at the first
|
|---|
| 844 | character that is not a non-white-space printable character and should
|
|---|
| 845 | be restricted to non-white-space typeable characters. Prior to version
|
|---|
| 846 | 3.32, this would transformed to a DOS compatible format of 8.3 with a
|
|---|
| 847 | restricted character set. A <strong>LABEL</strong> clause must contain exactly 1 of
|
|---|
| 848 | the <strong>KERNEL-LIKE DIRECTIVES</strong> and may contain 1 each of the <strong>LABEL-ONLY
|
|---|
| 849 | DIRECTIVES</strong> or <strong>DUAL-PURPOSE DIRECTIVES</strong>.</p></div>
|
|---|
| 850 | <div class="paragraph"><p>Within a <strong>LABEL</strong>, using multiple <strong>KERNEL-LIKE DIRECTIVES</strong> or reuse of
|
|---|
| 851 | <strong>LABEL-ONLY DIRECTIVES</strong> or <strong>DUAL-PURPOSE DIRECTIVES</strong> will result in an
|
|---|
| 852 | override. Otherwise, multiple instances of the same directive will
|
|---|
| 853 | result in the last being effective.</p></div>
|
|---|
| 854 | </dd>
|
|---|
| 855 | </dl></div>
|
|---|
| 856 | </div>
|
|---|
| 857 | </div>
|
|---|
| 858 | <div class="sect1">
|
|---|
| 859 | <h2 id="_dual_purpose_directives">DUAL-PURPOSE DIRECTIVES</h2>
|
|---|
| 860 | <div class="sectionbody">
|
|---|
| 861 | <div class="paragraph"><p>Use of any of the <strong>DUAL-PURPOSE DIRECTIVES</strong> as <strong>GLOBAL DIRECTIVES</strong> is
|
|---|
| 862 | discouraged if there will be any non-Linux images loaded as <strong>ALL</strong> images
|
|---|
| 863 | will get these, including those manually entered at the <em>boot:</em> prompt.</p></div>
|
|---|
| 864 | <div class="dlist"><dl>
|
|---|
| 865 | <dt class="hdlist1">
|
|---|
| 866 | <strong>APPEND</strong> <em>options…</em>
|
|---|
| 867 | </dt>
|
|---|
| 868 | <dd>
|
|---|
| 869 | <p>
|
|---|
| 870 | Add one or more options to the kernel command line. These are added
|
|---|
| 871 | both for automatic and manual boots. The options are added at the very
|
|---|
| 872 | beginning of the kernel command line, usually permitting explicitly
|
|---|
| 873 | entered kernel options to override them. This is the equivalent of the
|
|---|
| 874 | LILO "append" option.
|
|---|
| 875 | </p>
|
|---|
| 876 | <div class="paragraph"><p>Use of the parameter <em>initrd=</em> supports multiple filenames separated by
|
|---|
| 877 | commas (ie <em>initrd=initrd_file1,initrd_file2</em>) within a single instance.
|
|---|
| 878 | This is mostly useful for initramfs, which can be composed of multiple
|
|---|
| 879 | separate cpio or cpio.gz archives.</p></div>
|
|---|
| 880 | <div class="paragraph"><p>Note: all initrd files except the last one are zero-padded to a 4K page
|
|---|
| 881 | boundary. This should not affect initramfs.</p></div>
|
|---|
| 882 | <div class="paragraph"><p>Note: Only the last effective <em>initrd=</em> parameter is used for loading
|
|---|
| 883 | initrd files.</p></div>
|
|---|
| 884 | </dd>
|
|---|
| 885 | <dt class="hdlist1">
|
|---|
| 886 | <strong>APPEND</strong> -
|
|---|
| 887 | </dt>
|
|---|
| 888 | <dd>
|
|---|
| 889 | <p>
|
|---|
| 890 | Append nothing. <strong>APPEND</strong> with a single hyphen as argument in a <strong>LABEL</strong>
|
|---|
| 891 | section can be used to override a global <strong>APPEND</strong>.
|
|---|
| 892 | </p>
|
|---|
| 893 | </dd>
|
|---|
| 894 | </dl></div>
|
|---|
| 895 | <div class="dlist"><dl>
|
|---|
| 896 | <dt class="hdlist1">
|
|---|
| 897 | <strong>SYSAPPEND</strong> <em>bitmask</em>
|
|---|
| 898 | </dt>
|
|---|
| 899 | <dt class="hdlist1">
|
|---|
| 900 | <strong>IPAPPEND</strong> <em>bitmask</em>
|
|---|
| 901 | </dt>
|
|---|
| 902 | <dd>
|
|---|
| 903 | <p>
|
|---|
| 904 | (<strong>SYSAPPEND</strong>: 5.10+; <strong>IPAPPEND</strong>: <strong>PXELINUX</strong> only)
|
|---|
| 905 | The <strong>SYSAPPEND</strong> option was introduced in <strong>Syslinux</strong> 5.10; it is an
|
|---|
| 906 | enhancement of a previous option <strong>IPAPPEND</strong> which was only available on
|
|---|
| 907 | <strong>PXELINUX</strong>. <em>bitmask</em> is interpreted as decimal format unless prefixed
|
|---|
| 908 | with "0x" for hexadecimal or "0" (zero) for octal. The <em>bitmask</em> is an
|
|---|
| 909 | OR (sum) of the following integer options:
|
|---|
| 910 | </p>
|
|---|
| 911 | <div class="dlist"><dl>
|
|---|
| 912 | <dt class="hdlist1">
|
|---|
| 913 | <strong>1</strong>
|
|---|
| 914 | </dt>
|
|---|
| 915 | <dd>
|
|---|
| 916 | <p>
|
|---|
| 917 | An option of the following format should be generated, based on
|
|---|
| 918 | the input from the DHCP/BOOTP or PXE boot server and added to the kernel
|
|---|
| 919 | command line(see note below; empty for non-PXELINUX variants):
|
|---|
| 920 | </p>
|
|---|
| 921 | <div class="listingblock">
|
|---|
| 922 | <div class="content">
|
|---|
| 923 | <pre><code>ip=<client-ip>:<boot-server-ip>:<gw-ip>:<netmask></code></pre>
|
|---|
| 924 | </div></div>
|
|---|
| 925 | <div class="admonitionblock">
|
|---|
| 926 | <table><tr>
|
|---|
| 927 | <td class="icon">
|
|---|
| 928 | <div class="title">Note</div>
|
|---|
| 929 | </td>
|
|---|
| 930 | <td class="content">The use of option 1 is no substitute for running a DHCP client in
|
|---|
| 931 | the booted system and should instead only be used to seed the client for
|
|---|
| 932 | a request. Without regular renewals, the lease acquired by the PXE BIOS
|
|---|
| 933 | will expire, making the IP address available for reuse by the DHCP
|
|---|
| 934 | server.</td>
|
|---|
| 935 | </tr></table>
|
|---|
| 936 | </div>
|
|---|
| 937 | </dd>
|
|---|
| 938 | <dt class="hdlist1">
|
|---|
| 939 | <strong>2</strong>
|
|---|
| 940 | </dt>
|
|---|
| 941 | <dd>
|
|---|
| 942 | <p>
|
|---|
| 943 | An option of the following format should be generated, in
|
|---|
| 944 | dash-separated hexadecimal with leading hardware type (same as for the
|
|---|
| 945 | configuration file; see pxelinux.txt.) and added to the kernel command
|
|---|
| 946 | line, allowing an initrd program to determine from which interface the
|
|---|
| 947 | system booted(empty for non-PXELINUX variants):
|
|---|
| 948 | </p>
|
|---|
| 949 | <div class="listingblock">
|
|---|
| 950 | <div class="content">
|
|---|
| 951 | <pre><code>BOOTIF=<hardware-address-of-boot-interface></code></pre>
|
|---|
| 952 | </div></div>
|
|---|
| 953 | </dd>
|
|---|
| 954 | <dt class="hdlist1">
|
|---|
| 955 | <strong>4</strong>
|
|---|
| 956 | </dt>
|
|---|
| 957 | <dd>
|
|---|
| 958 | <p>
|
|---|
| 959 | An option of the following format should be generated, in lower
|
|---|
| 960 | case hexadecimal in the format normally used for UUIDs (same as for the
|
|---|
| 961 | configuration file; see pxelinux.txt.) and added to the kernel command
|
|---|
| 962 | line:
|
|---|
| 963 | </p>
|
|---|
| 964 | <div class="listingblock">
|
|---|
| 965 | <div class="content">
|
|---|
| 966 | <pre><code>SYSUUID=<system uuid></code></pre>
|
|---|
| 967 | </div></div>
|
|---|
| 968 | </dd>
|
|---|
| 969 | <dt class="hdlist1">
|
|---|
| 970 | <strong>8</strong>
|
|---|
| 971 | </dt>
|
|---|
| 972 | <dd>
|
|---|
| 973 | <p>
|
|---|
| 974 | (5.10+) indicate the CPU family and certain particularly
|
|---|
| 975 | significant CPU feature bits:
|
|---|
| 976 | </p>
|
|---|
| 977 | <div class="listingblock">
|
|---|
| 978 | <div class="content">
|
|---|
| 979 | <pre><code>CPU=<family><features></code></pre>
|
|---|
| 980 | </div></div>
|
|---|
| 981 | <div class="paragraph"><p>The <family> is a single digit from 3 (i386) to 6 (i686 or higher.) The
|
|---|
| 982 | following CPU features are currently reported; additional flags may be
|
|---|
| 983 | added in the future:</p></div>
|
|---|
| 984 | <div class="literalblock">
|
|---|
| 985 | <div class="content">
|
|---|
| 986 | <pre><code>P Physical Address Extension (PAE)
|
|---|
| 987 | V Intel Virtualization Technology (VT/VMX)
|
|---|
| 988 | T Intel Trusted Exection Technology (TXT/SMX)
|
|---|
| 989 | X Execution Disable (XD/NX)
|
|---|
| 990 | L Long Mode (x86-64)
|
|---|
| 991 | S AMD SMX virtualization</code></pre>
|
|---|
| 992 | </div></div>
|
|---|
| 993 | </dd>
|
|---|
| 994 | <dt class="hdlist1">
|
|---|
| 995 | <strong>DMI</strong>
|
|---|
| 996 | </dt>
|
|---|
| 997 | <dd>
|
|---|
| 998 | <p>
|
|---|
| 999 | (5.10+) The following strings are derived from DMI/SMBIOS
|
|---|
| 1000 | information if available:
|
|---|
| 1001 | </p>
|
|---|
| 1002 | <div class="literalblock">
|
|---|
| 1003 | <div class="content">
|
|---|
| 1004 | <pre><code>Bit String Significance
|
|---|
| 1005 | -------------------------------------------------------------
|
|---|
| 1006 | 0x00010 SYSVENDOR= System vendor name
|
|---|
| 1007 | 0x00020 SYSPRODUCT= System product name
|
|---|
| 1008 | 0x00040 SYSVERSION= System version
|
|---|
| 1009 | 0x00080 SYSSERIAL= System serial number
|
|---|
| 1010 | 0x00100 SYSSKU= System SKU
|
|---|
| 1011 | 0x00200 SYSFAMILY= System family
|
|---|
| 1012 | 0x00400 MBVENDOR= Motherboard vendor name
|
|---|
| 1013 | 0x00800 MBVERSION= Motherboard version
|
|---|
| 1014 | 0x01000 MBSERIAL= Motherboard serial number
|
|---|
| 1015 | 0x02000 MBASSET= Motherboard asset tag
|
|---|
| 1016 | 0x04000 BIOSVENDOR= BIOS vendor name
|
|---|
| 1017 | 0x08000 BIOSVERSION= BIOS version
|
|---|
| 1018 | 0x10000 SYSFF= System form factor</code></pre>
|
|---|
| 1019 | </div></div>
|
|---|
| 1020 | <div class="paragraph"><p>If these strings contain white-space characters, they are replaced with
|
|---|
| 1021 | underscores (_).</p></div>
|
|---|
| 1022 | <div class="paragraph"><p>The system form factor value is a number defined in the SMBIOS
|
|---|
| 1023 | specification, available at <a href="http://www.dmtf.org/">http://www.dmtf.org/</a>. As of version 2.7.1
|
|---|
| 1024 | of the specification, the following values are defined:</p></div>
|
|---|
| 1025 | <div class="literalblock">
|
|---|
| 1026 | <div class="content">
|
|---|
| 1027 | <pre><code> 1 Other
|
|---|
| 1028 | 2 Unknown
|
|---|
| 1029 | 3 Desktop
|
|---|
| 1030 | 4 Low profile desktop
|
|---|
| 1031 | 5 Pizza box
|
|---|
| 1032 | 6 Mini tower
|
|---|
| 1033 | 7 Tower
|
|---|
| 1034 | 8 Portble
|
|---|
| 1035 | 9 Laptop
|
|---|
| 1036 | 10 Notebook
|
|---|
| 1037 | 11 Handheld
|
|---|
| 1038 | 12 Docking station
|
|---|
| 1039 | 13 All-in-one
|
|---|
| 1040 | 14 Subnotebook
|
|---|
| 1041 | 15 Space-saving
|
|---|
| 1042 | 16 Lunch box
|
|---|
| 1043 | 17 Main server chassis
|
|---|
| 1044 | 18 Expansion chassis
|
|---|
| 1045 | 19 Subchassis
|
|---|
| 1046 | 20 Bus expansion chassis
|
|---|
| 1047 | 21 Peripheral chassis
|
|---|
| 1048 | 22 RAID chassis
|
|---|
| 1049 | 23 Rack mount chasss
|
|---|
| 1050 | 24 Sealed-case PC
|
|---|
| 1051 | 25 Multi-system chassis
|
|---|
| 1052 | 26 Compact PCI
|
|---|
| 1053 | 27 Advanced TCI
|
|---|
| 1054 | 28 Blade
|
|---|
| 1055 | 29 Blade enclosure</code></pre>
|
|---|
| 1056 | </div></div>
|
|---|
| 1057 | </dd>
|
|---|
| 1058 | </dl></div>
|
|---|
| 1059 | </dd>
|
|---|
| 1060 | </dl></div>
|
|---|
| 1061 | </div>
|
|---|
| 1062 | </div>
|
|---|
| 1063 | <div class="sect1">
|
|---|
| 1064 | <h2 id="_kernel_like_directives">KERNEL-LIKE DIRECTIVES</h2>
|
|---|
| 1065 | <div class="sectionbody">
|
|---|
| 1066 | <div class="dlist"><dl>
|
|---|
| 1067 | <dt class="hdlist1">
|
|---|
| 1068 | <strong>KERNEL</strong> <em>image</em>
|
|---|
| 1069 | </dt>
|
|---|
| 1070 | <dd>
|
|---|
| 1071 | <p>
|
|---|
| 1072 | Load a kernel-like file <em>image</em> with automatic filetype detection based
|
|---|
| 1073 | on file extension, listed under the non-auto-detecting directives,
|
|---|
| 1074 | defaulting to <strong>LINUX</strong>.
|
|---|
| 1075 | </p>
|
|---|
| 1076 | </dd>
|
|---|
| 1077 | </dl></div>
|
|---|
| 1078 | <div class="paragraph"><p><strong>LINUX</strong> is used as an example]
|
|---|
| 1079 | <strong>LINUX</strong> <em>image</em>::
|
|---|
| 1080 | Load <em>image</em> as a Linux-like kernel. MEMDISK is an example of a
|
|---|
| 1081 | non-Linux kernel loaded in a Linux-like fashion.</p></div>
|
|---|
| 1082 | <div class="dlist"><dl>
|
|---|
| 1083 | <dt class="hdlist1">
|
|---|
| 1084 | <strong>BOOT</strong> <em>image</em>
|
|---|
| 1085 | </dt>
|
|---|
| 1086 | <dd>
|
|---|
| 1087 | <p>
|
|---|
| 1088 | (<strong>ISOLINUX</strong> only: .bin; <strong>SYSLINUX</strong> only: .bs) Load a boot sector. .bin
|
|---|
| 1089 | is a "CD boot sector" and .bs is a regular disk boot sector.
|
|---|
| 1090 | </p>
|
|---|
| 1091 | </dd>
|
|---|
| 1092 | <dt class="hdlist1">
|
|---|
| 1093 | <strong>BSS</strong> <em>image</em>
|
|---|
| 1094 | </dt>
|
|---|
| 1095 | <dd>
|
|---|
| 1096 | <p>
|
|---|
| 1097 | (<strong>SYSLINUX</strong> only: .bss) Load a BSS image, a .bs image with the DOS
|
|---|
| 1098 | superblock patched in.
|
|---|
| 1099 | </p>
|
|---|
| 1100 | </dd>
|
|---|
| 1101 | <dt class="hdlist1">
|
|---|
| 1102 | <strong>COMBOOT</strong> <em>image</em>
|
|---|
| 1103 | </dt>
|
|---|
| 1104 | <dd>
|
|---|
| 1105 | <p>
|
|---|
| 1106 | (.com, .cbt; Removed as of 5.00) Load a <strong>Syslinux</strong> COMBOOT image. .com
|
|---|
| 1107 | images may also be runnable from DOS while .cbt images are not. See
|
|---|
| 1108 | also <strong>comboot.txt</strong>
|
|---|
| 1109 | </p>
|
|---|
| 1110 | </dd>
|
|---|
| 1111 | <dt class="hdlist1">
|
|---|
| 1112 | <strong>COM32</strong> <em>image</em>
|
|---|
| 1113 | </dt>
|
|---|
| 1114 | <dd>
|
|---|
| 1115 | <p>
|
|---|
| 1116 | (.c32) Load a <strong>Syslinux</strong> COM32 (32-bit <strong>COMBOOT</strong>) image. See also
|
|---|
| 1117 | <strong>comboot.txt</strong>
|
|---|
| 1118 | </p>
|
|---|
| 1119 | </dd>
|
|---|
| 1120 | <dt class="hdlist1">
|
|---|
| 1121 | <strong>CONFIG</strong> <em>image</em>
|
|---|
| 1122 | </dt>
|
|---|
| 1123 | <dd>
|
|---|
| 1124 | <p>
|
|---|
| 1125 | Load a new configuration file. The configuration file is read, the
|
|---|
| 1126 | working directory is changed (if specified via an <strong>APPEND</strong>), then the
|
|---|
| 1127 | configuration file is parsed.
|
|---|
| 1128 | </p>
|
|---|
| 1129 | </dd>
|
|---|
| 1130 | <dt class="hdlist1">
|
|---|
| 1131 | <strong>FDIMAGE</strong> <em>image</em>
|
|---|
| 1132 | </dt>
|
|---|
| 1133 | <dd>
|
|---|
| 1134 | <p>
|
|---|
| 1135 | (Removed as of 4.05, added 1.65; <strong>ISOLINUX</strong> only: .img) Load a disk
|
|---|
| 1136 | image.
|
|---|
| 1137 | </p>
|
|---|
| 1138 | </dd>
|
|---|
| 1139 | <dt class="hdlist1">
|
|---|
| 1140 | <strong>LOCALBOOT</strong> <em>type</em>
|
|---|
| 1141 | </dt>
|
|---|
| 1142 | <dd>
|
|---|
| 1143 | <p>
|
|---|
| 1144 | (<strong>PXELINUX</strong> 1.53+; <strong>ISOLINUX</strong> ??3.10+; <strong>SYSLINUX</strong> 3.70+)Attempt a
|
|---|
| 1145 | different local boot method. The special value -1 causes the boot
|
|---|
| 1146 | loader to report failure to the BIOS, which, on recent BIOSes, should
|
|---|
| 1147 | mean that the next boot device in the boot sequence should be activated.
|
|---|
| 1148 | Values other than those documented may produce undesired results.
|
|---|
| 1149 | </p>
|
|---|
| 1150 | <div class="paragraph"><p>On <strong>PXELINUX</strong>, <em>type</em> 0 means perform a normal boot. <em>type</em> 4 will
|
|---|
| 1151 | perform a local boot with the Universal Network Driver Interface (UNDI)
|
|---|
| 1152 | driver still resident in memory. Finally, <em>type</em> 5 will perform a local
|
|---|
| 1153 | boot with the entire PXE stack, including the UNDI driver, still
|
|---|
| 1154 | resident in memory. All other values are undefined. If you don’t know
|
|---|
| 1155 | what the UNDI or PXE stacks are, don’t worry — you don’t want them,
|
|---|
| 1156 | just specify 0.</p></div>
|
|---|
| 1157 | <div class="paragraph"><p>On <strong>ISOLINUX</strong>/<strong>SYSLINUX</strong>, the <em>type</em> specifies the local drive number to
|
|---|
| 1158 | boot from; 0x00 is the primary floppy drive and 0x80 is the primary hard
|
|---|
| 1159 | drive.</p></div>
|
|---|
| 1160 | </dd>
|
|---|
| 1161 | <dt class="hdlist1">
|
|---|
| 1162 | <strong>PXE</strong> <em>image</em>
|
|---|
| 1163 | </dt>
|
|---|
| 1164 | <dd>
|
|---|
| 1165 | <p>
|
|---|
| 1166 | (<strong>PXELINUX</strong> only: .0) Load a PXE NBP (Network Boot Program) image. The
|
|---|
| 1167 | PXE protocol does not provide any means for specifiying or using a
|
|---|
| 1168 | command line or initrd.
|
|---|
| 1169 | </p>
|
|---|
| 1170 | </dd>
|
|---|
| 1171 | </dl></div>
|
|---|
| 1172 | </div>
|
|---|
| 1173 | </div>
|
|---|
| 1174 | <div class="sect1">
|
|---|
| 1175 | <h2 id="_label_only_directives">LABEL-ONLY DIRECTIVES</h2>
|
|---|
| 1176 | <div class="sectionbody">
|
|---|
| 1177 | <div class="dlist"><dl>
|
|---|
| 1178 | <dt class="hdlist1">
|
|---|
| 1179 | <strong>INITRD</strong> <em>initrd_file</em>
|
|---|
| 1180 | </dt>
|
|---|
| 1181 | <dd>
|
|---|
| 1182 | <p>
|
|---|
| 1183 | (3.71+) An initrd can be specified in a separate statement (INITRD)
|
|---|
| 1184 | instead of as part of the <strong>APPEND</strong> statement; this functionally appends
|
|---|
| 1185 | "initrd=initrd_file" to the kernel command line. Like <em>initrd=</em>, this
|
|---|
| 1186 | also supports multiple comma separated file names (see <strong>APPEND</strong>).
|
|---|
| 1187 | </p>
|
|---|
| 1188 | </dd>
|
|---|
| 1189 | </dl></div>
|
|---|
| 1190 | </div>
|
|---|
| 1191 | </div>
|
|---|
| 1192 | <div class="sect1">
|
|---|
| 1193 | <h2 id="_global_directives_secondary">GLOBAL DIRECTIVES - SECONDARY</h2>
|
|---|
| 1194 | <div class="sectionbody">
|
|---|
| 1195 | <div class="paragraph"><p>These are global directives that are of lesser importance, often
|
|---|
| 1196 | affecting the user experience and not the boot process.</p></div>
|
|---|
| 1197 | <div class="dlist"><dl>
|
|---|
| 1198 | <dt class="hdlist1">
|
|---|
| 1199 | <strong>ALLOWOPTIONS</strong> <em>flag_val</em>
|
|---|
| 1200 | </dt>
|
|---|
| 1201 | <dd>
|
|---|
| 1202 | <p>
|
|---|
| 1203 | If <em>flag_val</em> is 0, the user is not allowed to specify any arguments on
|
|---|
| 1204 | the kernel command line. The only options recognized are those
|
|---|
| 1205 | specified in an <strong>APPEND</strong>) statement. The default is 1.
|
|---|
| 1206 | </p>
|
|---|
| 1207 | </dd>
|
|---|
| 1208 | <dt class="hdlist1">
|
|---|
| 1209 | <strong>IMPLICIT</strong> <em>flag_val</em>
|
|---|
| 1210 | </dt>
|
|---|
| 1211 | <dd>
|
|---|
| 1212 | <p>
|
|---|
| 1213 | If <em>flag_val</em> is 0, do not load a kernel image unless it has been
|
|---|
| 1214 | explicitly named in a <strong>LABEL</strong> statement. The default is 1.
|
|---|
| 1215 | </p>
|
|---|
| 1216 | </dd>
|
|---|
| 1217 | <dt class="hdlist1">
|
|---|
| 1218 | <strong>TIMEOUT</strong> <em>timeout</em>
|
|---|
| 1219 | </dt>
|
|---|
| 1220 | <dd>
|
|---|
| 1221 | <p>
|
|---|
| 1222 | Indicates how long to wait at the <em>boot:</em> prompt until booting
|
|---|
| 1223 | automatically, in units of 1/10 s. The timeout is cancelled as soon as
|
|---|
| 1224 | the user types anything on the keyboard, the assumption being that the
|
|---|
| 1225 | user will complete the command line already begun. The timer is reset
|
|---|
| 1226 | to 0 upon return from an unsuccessful attempt to boot or from a module.
|
|---|
| 1227 | A timeout of zero (the default) will disable the timeout completely.
|
|---|
| 1228 | </p>
|
|---|
| 1229 | </dd>
|
|---|
| 1230 | <dt class="hdlist1">
|
|---|
| 1231 | <strong>TOTALTIMEOUT</strong> <em>timeout</em>
|
|---|
| 1232 | </dt>
|
|---|
| 1233 | <dd>
|
|---|
| 1234 | <p>
|
|---|
| 1235 | Indicates how long to wait until booting automatically, in units of
|
|---|
| 1236 | 1/10 s. This timeout is <strong>not</strong> cancelled by user input, and can thus be
|
|---|
| 1237 | used to deal with serial port glitches or "the user walked away" type
|
|---|
| 1238 | situations. A timeout of zero (the default) will disable the timeout
|
|---|
| 1239 | completely.
|
|---|
| 1240 | </p>
|
|---|
| 1241 | <div class="paragraph"><p>Both <strong>TIMEOUT</strong> and <strong>TOTALTIMEOUT</strong> can be used together, for example:</p></div>
|
|---|
| 1242 | <div class="listingblock">
|
|---|
| 1243 | <div class="content">
|
|---|
| 1244 | <pre><code># Wait 5 seconds unless the user types something, but
|
|---|
| 1245 | # always boot after 15 minutes.
|
|---|
| 1246 | TIMEOUT 50
|
|---|
| 1247 | TOTALTIMEOUT 9000</code></pre>
|
|---|
| 1248 | </div></div>
|
|---|
| 1249 | </dd>
|
|---|
| 1250 | </dl></div>
|
|---|
| 1251 | <div class="dlist"><dl>
|
|---|
| 1252 | <dt class="hdlist1">
|
|---|
| 1253 | <strong>ONTIMEOUT</strong> <em>kernel options…</em>
|
|---|
| 1254 | </dt>
|
|---|
| 1255 | <dd>
|
|---|
| 1256 | <p>
|
|---|
| 1257 | Sets the command line invoked on a timeout (which often references a
|
|---|
| 1258 | LABEL). If not specified, <em>UI</em> (if used) or 'DEFAULT is used.
|
|---|
| 1259 | </p>
|
|---|
| 1260 | </dd>
|
|---|
| 1261 | <dt class="hdlist1">
|
|---|
| 1262 | <strong>ONERROR</strong> <em>kernel options…</em>
|
|---|
| 1263 | </dt>
|
|---|
| 1264 | <dd>
|
|---|
| 1265 | <p>
|
|---|
| 1266 | If a kernel image is not found (either due to it not existing, or
|
|---|
| 1267 | because <strong>IMPLICIT</strong> is set), run the specified command. The faulty
|
|---|
| 1268 | command line is appended to the specified options, so if the <strong>ONERROR</strong>
|
|---|
| 1269 | directive reads as:
|
|---|
| 1270 | </p>
|
|---|
| 1271 | <div class="listingblock">
|
|---|
| 1272 | <div class="content">
|
|---|
| 1273 | <pre><code>ONERROR xyzzy plugh</code></pre>
|
|---|
| 1274 | </div></div>
|
|---|
| 1275 | <div class="paragraph"><p>and the command line as entered by the user is:</p></div>
|
|---|
| 1276 | <div class="listingblock">
|
|---|
| 1277 | <div class="content">
|
|---|
| 1278 | <pre><code>foo bar baz</code></pre>
|
|---|
| 1279 | </div></div>
|
|---|
| 1280 | <div class="paragraph"><p><strong>Syslinux</strong> will execute the following as if entered by the user:</p></div>
|
|---|
| 1281 | <div class="listingblock">
|
|---|
| 1282 | <div class="content">
|
|---|
| 1283 | <pre><code>xyzzy plugh foo bar baz</code></pre>
|
|---|
| 1284 | </div></div>
|
|---|
| 1285 | </dd>
|
|---|
| 1286 | <dt class="hdlist1">
|
|---|
| 1287 | <strong>SERIAL</strong> <em>port [baudrate [flowcontrol]]</em>
|
|---|
| 1288 | </dt>
|
|---|
| 1289 | <dd>
|
|---|
| 1290 | <p>
|
|---|
| 1291 | Enables a serial port to act as the console. <em>port</em> is a number (0 =
|
|---|
| 1292 | /dev/ttyS0 = COM1, etc.) or an I/O port address (e.g. 0x3F8); if
|
|---|
| 1293 | <em>baudrate</em> is omitted, the baud rate defaults to 9600 bps. The serial
|
|---|
| 1294 | parameters are hardcoded to be 8 bits, no parity, 1 stop bit.
|
|---|
| 1295 | </p>
|
|---|
| 1296 | <div class="paragraph"><p><em>flowcontrol</em> is a combination of the following bits:</p></div>
|
|---|
| 1297 | <div class="literalblock">
|
|---|
| 1298 | <div class="content">
|
|---|
| 1299 | <pre><code>0x001 - Assert DTR
|
|---|
| 1300 | 0x002 - Assert RTS
|
|---|
| 1301 | 0x008 - Enable interrupts
|
|---|
| 1302 | 0x010 - Wait for CTS assertion
|
|---|
| 1303 | 0x020 - Wait for DSR assertion
|
|---|
| 1304 | 0x040 - Wait for RI assertion
|
|---|
| 1305 | 0x080 - Wait for DCD assertion
|
|---|
| 1306 | 0x100 - Ignore input unless CTS asserted
|
|---|
| 1307 | 0x200 - Ignore input unless DSR asserted
|
|---|
| 1308 | 0x400 - Ignore input unless RI asserted
|
|---|
| 1309 | 0x800 - Ignore input unless DCD asserted</code></pre>
|
|---|
| 1310 | </div></div>
|
|---|
| 1311 | <div class="paragraph"><p>All other bits are reserved.</p></div>
|
|---|
| 1312 | <div class="paragraph"><p>Typical values are:</p></div>
|
|---|
| 1313 | <div class="literalblock">
|
|---|
| 1314 | <div class="content">
|
|---|
| 1315 | <pre><code> 0 - No flow control (default)
|
|---|
| 1316 | 0x303 - Null modem cable detect
|
|---|
| 1317 | 0x013 - RTS/CTS flow control
|
|---|
| 1318 | 0x813 - RTS/CTS flow control, modem input
|
|---|
| 1319 | 0x023 - DTR/DSR flow control
|
|---|
| 1320 | 0x083 - DTR/DCD flow control</code></pre>
|
|---|
| 1321 | </div></div>
|
|---|
| 1322 | <div class="paragraph"><p>For the <strong>SERIAL</strong> directive to be guaranteed to work properly, it should
|
|---|
| 1323 | be the first directive in the configuration file.</p></div>
|
|---|
| 1324 | <div class="admonitionblock">
|
|---|
| 1325 | <table><tr>
|
|---|
| 1326 | <td class="icon">
|
|---|
| 1327 | <div class="title">Note</div>
|
|---|
| 1328 | </td>
|
|---|
| 1329 | <td class="content"><em>port</em> values from 0 to 3 means the first four serial ports
|
|---|
| 1330 | detected by the BIOS. They may or may not correspond to the legacy port
|
|---|
| 1331 | values 0x3F8, 0x2F8, 0x3E8, 0x2E8.</td>
|
|---|
| 1332 | </tr></table>
|
|---|
| 1333 | </div>
|
|---|
| 1334 | <div class="paragraph"><p>Enabling interrupts (setting the 0x008 bit) may give better
|
|---|
| 1335 | responsiveness without setting the <strong>NOHALT</strong> option, but could
|
|---|
| 1336 | potentially cause problems with buggy BIOSes.</p></div>
|
|---|
| 1337 | <div class="paragraph"><p>This option is "sticky" and is not automatically reset when loading a
|
|---|
| 1338 | new configuration file with the CONFIG command.</p></div>
|
|---|
| 1339 | </dd>
|
|---|
| 1340 | <dt class="hdlist1">
|
|---|
| 1341 | <strong>NOHALT</strong> <em>flag_val</em>
|
|---|
| 1342 | </dt>
|
|---|
| 1343 | <dd>
|
|---|
| 1344 | <p>
|
|---|
| 1345 | If <em>flag_val</em> is 1, don’t halt the processor while idle. Halting the
|
|---|
| 1346 | processor while idle significantly reduces the power consumption, but
|
|---|
| 1347 | can cause poor responsiveness to the serial console, especially when
|
|---|
| 1348 | using scripts to drive the serial console, as opposed to human
|
|---|
| 1349 | interaction.
|
|---|
| 1350 | </p>
|
|---|
| 1351 | </dd>
|
|---|
| 1352 | <dt class="hdlist1">
|
|---|
| 1353 | <strong>CONSOLE</strong> <em>flag_val</em>
|
|---|
| 1354 | </dt>
|
|---|
| 1355 | <dd>
|
|---|
| 1356 | <p>
|
|---|
| 1357 | If <em>flag_val</em> is 0, disable output to the normal video console. If
|
|---|
| 1358 | <em>flag_val</em> is 1, enable output to the video console (this is the
|
|---|
| 1359 | default.)
|
|---|
| 1360 | </p>
|
|---|
| 1361 | <div class="paragraph"><p>Some BIOSes try to forward this to the serial console and sometimes make
|
|---|
| 1362 | a total mess thereof, so this option lets you disable the video console
|
|---|
| 1363 | on these systems.</p></div>
|
|---|
| 1364 | </dd>
|
|---|
| 1365 | <dt class="hdlist1">
|
|---|
| 1366 | <strong>FONT</strong> <em>filename</em>
|
|---|
| 1367 | </dt>
|
|---|
| 1368 | <dd>
|
|---|
| 1369 | <p>
|
|---|
| 1370 | Load a font in .psf format before displaying any output (except the
|
|---|
| 1371 | copyright line, which is output as ldlinux.sys itself is loaded.)
|
|---|
| 1372 | <strong>Syslinux</strong> only loads the font onto the video card; if the .psf file
|
|---|
| 1373 | contains a Unicode table it is ignored. This only works on EGA and VGA
|
|---|
| 1374 | cards; hopefully it should do nothing on others.
|
|---|
| 1375 | </p>
|
|---|
| 1376 | </dd>
|
|---|
| 1377 | <dt class="hdlist1">
|
|---|
| 1378 | <strong>KBDMAP</strong> <em>keymap</em>
|
|---|
| 1379 | </dt>
|
|---|
| 1380 | <dd>
|
|---|
| 1381 | <p>
|
|---|
| 1382 | Install a simple keyboard map. The keyboard remapper used is <strong>very</strong>
|
|---|
| 1383 | simplistic (it simply remaps the keycodes received from the BIOS, which
|
|---|
| 1384 | means that only the key combinations relevant in the default layout — usually U.S. English — can be mapped) but should at least help people
|
|---|
| 1385 | with AZERTY keyboard layout and the locations of = and , (two special
|
|---|
| 1386 | characters used heavily on the Linux kernel command line.)
|
|---|
| 1387 | </p>
|
|---|
| 1388 | <div class="paragraph"><p>The included program keytab-lilo.pl from the LILO distribution can be
|
|---|
| 1389 | used to create such keymaps. The file keytab-lilo.txt contains the
|
|---|
| 1390 | documentation for this program.</p></div>
|
|---|
| 1391 | </dd>
|
|---|
| 1392 | <dt class="hdlist1">
|
|---|
| 1393 | <strong>DISPLAY</strong> <em>filename</em>
|
|---|
| 1394 | </dt>
|
|---|
| 1395 | <dd>
|
|---|
| 1396 | <p>
|
|---|
| 1397 | Displays the indicated file on the screen at boot time (before the boot:
|
|---|
| 1398 | prompt, if displayed). Please see the section below on <strong>DISPLAY</strong> files.
|
|---|
| 1399 | </p>
|
|---|
| 1400 | <div class="admonitionblock">
|
|---|
| 1401 | <table><tr>
|
|---|
| 1402 | <td class="icon">
|
|---|
| 1403 | <div class="title">Note</div>
|
|---|
| 1404 | </td>
|
|---|
| 1405 | <td class="content">If the file is missing, this option is simply ignored.</td>
|
|---|
| 1406 | </tr></table>
|
|---|
| 1407 | </div>
|
|---|
| 1408 | </dd>
|
|---|
| 1409 | <dt class="hdlist1">
|
|---|
| 1410 | <strong>SAY</strong> <em>message</em>
|
|---|
| 1411 | </dt>
|
|---|
| 1412 | <dd>
|
|---|
| 1413 | <p>
|
|---|
| 1414 | Prints the message on the screen.
|
|---|
| 1415 | </p>
|
|---|
| 1416 | </dd>
|
|---|
| 1417 | <dt class="hdlist1">
|
|---|
| 1418 | <strong>PROMPT</strong> <em>flag_val</em>
|
|---|
| 1419 | </dt>
|
|---|
| 1420 | <dd>
|
|---|
| 1421 | <p>
|
|---|
| 1422 | If <em>flag_val</em> is 0, display the boot: prompt only if the Shift or Alt
|
|---|
| 1423 | key is pressed, or Caps Lock or Scroll lock is set (this is the
|
|---|
| 1424 | default). If <em>flag_val</em> is 1, always display the boot: prompt.
|
|---|
| 1425 | </p>
|
|---|
| 1426 | </dd>
|
|---|
| 1427 | <dt class="hdlist1">
|
|---|
| 1428 | <strong>NOESCAPE</strong> <em>flag_val</em>
|
|---|
| 1429 | </dt>
|
|---|
| 1430 | <dd>
|
|---|
| 1431 | <p>
|
|---|
| 1432 | If <em>flag_val</em> is set to 1, ignore the Shift/Alt/Caps Lock/Scroll Lock
|
|---|
| 1433 | escapes. Use this (together with PROMPT 0) to force the default boot
|
|---|
| 1434 | alternative.
|
|---|
| 1435 | </p>
|
|---|
| 1436 | </dd>
|
|---|
| 1437 | <dt class="hdlist1">
|
|---|
| 1438 | <strong>NOCOMPLETE</strong> <em>flag_val</em>
|
|---|
| 1439 | </dt>
|
|---|
| 1440 | <dd>
|
|---|
| 1441 | <p>
|
|---|
| 1442 | If <em>flag_val</em> is set to 1, the Tab key does not display labels at the
|
|---|
| 1443 | boot: prompt.
|
|---|
| 1444 | </p>
|
|---|
| 1445 | </dd>
|
|---|
| 1446 | </dl></div>
|
|---|
| 1447 | <div class="dlist"><dl>
|
|---|
| 1448 | <dt class="hdlist1">
|
|---|
| 1449 | <strong>F1</strong> <em>filename</em>
|
|---|
| 1450 | </dt>
|
|---|
| 1451 | <dt class="hdlist1">
|
|---|
| 1452 | <strong>F2</strong> <em>filename</em>
|
|---|
| 1453 | </dt>
|
|---|
| 1454 | <dt class="hdlist1">
|
|---|
| 1455 | <strong>F3</strong> <em>filename</em>
|
|---|
| 1456 | </dt>
|
|---|
| 1457 | <dt class="hdlist1">
|
|---|
| 1458 | <strong>F4</strong> <em>filename</em>
|
|---|
| 1459 | </dt>
|
|---|
| 1460 | <dt class="hdlist1">
|
|---|
| 1461 | <strong>F5</strong> <em>filename</em>
|
|---|
| 1462 | </dt>
|
|---|
| 1463 | <dt class="hdlist1">
|
|---|
| 1464 | <strong>F6</strong> <em>filename</em>
|
|---|
| 1465 | </dt>
|
|---|
| 1466 | <dt class="hdlist1">
|
|---|
| 1467 | <strong>F7</strong> <em>filename</em>
|
|---|
| 1468 | </dt>
|
|---|
| 1469 | <dt class="hdlist1">
|
|---|
| 1470 | <strong>F8</strong> <em>filename</em>
|
|---|
| 1471 | </dt>
|
|---|
| 1472 | <dt class="hdlist1">
|
|---|
| 1473 | <strong>F9</strong> <em>filename</em>
|
|---|
| 1474 | </dt>
|
|---|
| 1475 | <dt class="hdlist1">
|
|---|
| 1476 | <strong>F10</strong> <em>filename</em>
|
|---|
| 1477 | </dt>
|
|---|
| 1478 | <dt class="hdlist1">
|
|---|
| 1479 | <strong>F11</strong> <em>filename</em>
|
|---|
| 1480 | </dt>
|
|---|
| 1481 | <dt class="hdlist1">
|
|---|
| 1482 | <strong>F12</strong> <em>filename</em>
|
|---|
| 1483 | </dt>
|
|---|
| 1484 | <dd>
|
|---|
| 1485 | <p>
|
|---|
| 1486 | Displays the indicated file on the screen when a function key is pressed
|
|---|
| 1487 | at the boot: prompt. This can be used to implement pre-boot online help
|
|---|
| 1488 | (presumably for the kernel command line options.) Please see the
|
|---|
| 1489 | section below on DISPLAY files.
|
|---|
| 1490 | </p>
|
|---|
| 1491 | <div class="paragraph"><p>When using the serial console, press <Ctrl-F><digit> to get to the help
|
|---|
| 1492 | screens, e.g. <Ctrl-F><2> to get to the F2 screen. For F10-F12, hit
|
|---|
| 1493 | <Ctrl-F><A>, <Ctrl-F>B, <Ctrl-F>C. For compatibility with earlier
|
|---|
| 1494 | versions, F10 can also be entered as <Ctrl-F>0.</p></div>
|
|---|
| 1495 | </dd>
|
|---|
| 1496 | <dt class="hdlist1">
|
|---|
| 1497 | <strong>PATH</strong> <em>path</em>
|
|---|
| 1498 | </dt>
|
|---|
| 1499 | <dd>
|
|---|
| 1500 | <p>
|
|---|
| 1501 | (5.00+) Specify a space-separated (' <em>; 5.00-5.10 was a colon ':</em>) list
|
|---|
| 1502 | of directories to search when attempting to load modules. This directive
|
|---|
| 1503 | is useful for specifying the directories containing the lib*.c32 library
|
|---|
| 1504 | files as other modules may be dependent on these files, but may not
|
|---|
| 1505 | reside in the same directory. Multiple instances will append additional
|
|---|
| 1506 | paths.
|
|---|
| 1507 | </p>
|
|---|
| 1508 | </dd>
|
|---|
| 1509 | <dt class="hdlist1">
|
|---|
| 1510 | <strong>SENDCOOKIES</strong> <em>bitmask</em>
|
|---|
| 1511 | </dt>
|
|---|
| 1512 | <dd>
|
|---|
| 1513 | <p>
|
|---|
| 1514 | (<strong>PXELINUX</strong> 5.10+) When downloading files over http, the SYSAPPEND
|
|---|
| 1515 | strings are prepended with <em>Syslinux</em> and sent to the server as cookies.
|
|---|
| 1516 | The cookies are URL-encoded; whitespace is <strong>not</strong> replaced with
|
|---|
| 1517 | underscores.
|
|---|
| 1518 | </p>
|
|---|
| 1519 | <div class="paragraph"><p>This command limits the cookies send; 0 means no cookies. The default
|
|---|
| 1520 | is -1, meaning send all cookies.</p></div>
|
|---|
| 1521 | <div class="paragraph"><p>This option is "sticky" and is not automatically reset when loading a
|
|---|
| 1522 | new configuration file with the CONFIG command.</p></div>
|
|---|
| 1523 | </dd>
|
|---|
| 1524 | </dl></div>
|
|---|
| 1525 | </div>
|
|---|
| 1526 | </div>
|
|---|
| 1527 | <div class="sect1">
|
|---|
| 1528 | <h2 id="_display_file_format">DISPLAY FILE FORMAT</h2>
|
|---|
| 1529 | <div class="sectionbody">
|
|---|
| 1530 | <div class="paragraph"><p>DISPLAY and function-key help files are text files in either DOS or UNIX
|
|---|
| 1531 | format (with or without <CR>). In addition, the following special codes
|
|---|
| 1532 | are interpreted:</p></div>
|
|---|
| 1533 | <div class="paragraph"><p>identical to #3</p></div>
|
|---|
| 1534 | <div class="dlist"><dl>
|
|---|
| 1535 | <dt class="hdlist1">
|
|---|
| 1536 | <strong><FF></strong>
|
|---|
| 1537 | </dt>
|
|---|
| 1538 | <dd>
|
|---|
| 1539 | <p>
|
|---|
| 1540 |                                  = <Ctrl-L> = ASCII 12<br />
|
|---|
| 1541 | Clear the screen, home the cursor. Note that the screen is filled with
|
|---|
| 1542 | the current display color.
|
|---|
| 1543 | </p>
|
|---|
| 1544 | </dd>
|
|---|
| 1545 | <dt class="hdlist1">
|
|---|
| 1546 | <strong><FF></strong>
|
|---|
| 1547 | </dt>
|
|---|
| 1548 | <dd>
|
|---|
| 1549 | <p>
|
|---|
| 1550 | = <Ctrl-L> = ASCII 12; Clear the screen, home the cursor. Note that the
|
|---|
| 1551 | screen is filled with the current display color.
|
|---|
| 1552 | </p>
|
|---|
| 1553 | </dd>
|
|---|
| 1554 | <dt class="hdlist1">
|
|---|
| 1555 | <strong><FF></strong>
|
|---|
| 1556 | </dt>
|
|---|
| 1557 | <dd>
|
|---|
| 1558 | <p>
|
|---|
| 1559 | <FF> = <Ctrl-L> = ASCII 12
|
|---|
| 1560 | </p>
|
|---|
| 1561 | <div class="paragraph"><p>Clear the screen, home the cursor. Note that the screen is filled with
|
|---|
| 1562 | the current display color.</p></div>
|
|---|
| 1563 | </dd>
|
|---|
| 1564 | <dt class="hdlist1">
|
|---|
| 1565 | <strong><FF></strong>
|
|---|
| 1566 | </dt>
|
|---|
| 1567 | <dd>
|
|---|
| 1568 | <p>
|
|---|
| 1569 | <FF> = <Ctrl-L> = ASCII 12<br />
|
|---|
| 1570 | Clear the screen, home the cursor. Note that the screen is filled with
|
|---|
| 1571 | the current display color.
|
|---|
| 1572 | </p>
|
|---|
| 1573 | </dd>
|
|---|
| 1574 | <dt class="hdlist1">
|
|---|
| 1575 | <strong><SI></strong><em><bg><fg></em>
|
|---|
| 1576 | </dt>
|
|---|
| 1577 | <dd>
|
|---|
| 1578 | <p>
|
|---|
| 1579 | <SI> = <Ctrl-O> = ASCII 15
|
|---|
| 1580 | </p>
|
|---|
| 1581 | <div class="paragraph"><p>Set the display colors to the specified background and foreground
|
|---|
| 1582 | colors, where <bg> and <fg> are the 2 hex digits representing 1 byte,
|
|---|
| 1583 | corresponding to the standard PC display attributes:</p></div>
|
|---|
| 1584 | <div class="literalblock">
|
|---|
| 1585 | <div class="content">
|
|---|
| 1586 | <pre><code>0 = black 8 = dark grey
|
|---|
| 1587 | 1 = dark blue 9 = bright blue
|
|---|
| 1588 | 2 = dark green a = bright green
|
|---|
| 1589 | 3 = dark cyan b = bright cyan
|
|---|
| 1590 | 4 = dark red c = bright red
|
|---|
| 1591 | 5 = dark purple d = bright purple
|
|---|
| 1592 | 6 = brown e = yellow
|
|---|
| 1593 | 7 = light grey f = white</code></pre>
|
|---|
| 1594 | </div></div>
|
|---|
| 1595 | <div class="paragraph"><p>Picking a bright color (8-f) for the background results in the
|
|---|
| 1596 | corresponding dark color (0-7), with the foreground flashing.</p></div>
|
|---|
| 1597 | <div class="paragraph"><p>Colors are not visible over the serial console.</p></div>
|
|---|
| 1598 | </dd>
|
|---|
| 1599 | <dt class="hdlist1">
|
|---|
| 1600 | <strong><CAN></strong><em>filename<newline></em>
|
|---|
| 1601 | </dt>
|
|---|
| 1602 | <dd>
|
|---|
| 1603 | <p>
|
|---|
| 1604 | <CAN> = <Ctrl-X> = ASCII 24
|
|---|
| 1605 | </p>
|
|---|
| 1606 | <div class="paragraph"><p>If a VGA display is present, enter graphics mode and display the graphic
|
|---|
| 1607 | included in the specified file. The file format is an ad hoc format
|
|---|
| 1608 | called LSS16; the included Perl program "ppmtolss16" can be used to
|
|---|
| 1609 | produce these images. This Perl program also includes the file format
|
|---|
| 1610 | specification.</p></div>
|
|---|
| 1611 | <div class="paragraph"><p>The image is displayed in 640x480 16-color mode. Once in graphics mode,
|
|---|
| 1612 | the display attributes (set by <SI> code sequences) work slightly
|
|---|
| 1613 | differently: the background color is ignored, and the foreground colors
|
|---|
| 1614 | are the 16 colors specified in the image file. For that reason,
|
|---|
| 1615 | ppmtolss16 allows you to specify that certain colors should be assigned
|
|---|
| 1616 | to specific color indicies.</p></div>
|
|---|
| 1617 | <div class="paragraph"><p>Color indicies 0 and 7, in particular, should be chosen with care: 0 is
|
|---|
| 1618 | the background color, and 7 is the color used for the text printed by
|
|---|
| 1619 | <strong>Syslinux</strong> itself.</p></div>
|
|---|
| 1620 | </dd>
|
|---|
| 1621 | <dt class="hdlist1">
|
|---|
| 1622 | <strong><EM></strong>
|
|---|
| 1623 | </dt>
|
|---|
| 1624 | <dd>
|
|---|
| 1625 | <p>
|
|---|
| 1626 | <EM> = <Ctrl-Y> = ASCII 25<br />
|
|---|
| 1627 | If we are currently in graphics mode, return to text mode.
|
|---|
| 1628 | </p>
|
|---|
| 1629 | </dd>
|
|---|
| 1630 | <dt class="hdlist1">
|
|---|
| 1631 | <strong><DLE></strong>..<strong><ETB></strong>
|
|---|
| 1632 | </dt>
|
|---|
| 1633 | <dd>
|
|---|
| 1634 | <p>
|
|---|
| 1635 | <Ctrl-P>..<Ctrl-W> = ASCII 16-23
|
|---|
| 1636 | </p>
|
|---|
| 1637 | <div class="paragraph"><p>These codes can be used to select which modes to print a certain part of
|
|---|
| 1638 | the message file in. Each of these control characters select a specific
|
|---|
| 1639 | set of modes (text screen, graphics screen, serial port) for which the
|
|---|
| 1640 | output is actually displayed:</p></div>
|
|---|
| 1641 | <div class="literalblock">
|
|---|
| 1642 | <div class="content">
|
|---|
| 1643 | <pre><code>Character Text Graph Serial
|
|---|
| 1644 | ------------------------------------------------------
|
|---|
| 1645 | <DLE> = <Ctrl-P> = ASCII 16 No No No
|
|---|
| 1646 | <DC1> = <Ctrl-Q> = ASCII 17 Yes No No
|
|---|
| 1647 | <DC2> = <Ctrl-R> = ASCII 18 No Yes No
|
|---|
| 1648 | <DC3> = <Ctrl-S> = ASCII 19 Yes Yes No
|
|---|
| 1649 | <DC4> = <Ctrl-T> = ASCII 20 No No Yes
|
|---|
| 1650 | <NAK> = <Ctrl-U> = ASCII 21 Yes No Yes
|
|---|
| 1651 | <SYN> = <Ctrl-V> = ASCII 22 No Yes Yes
|
|---|
| 1652 | <ETB> = <Ctrl-W> = ASCII 23 Yes Yes Yes</code></pre>
|
|---|
| 1653 | </div></div>
|
|---|
| 1654 | <div class="paragraph"><p>For example, the following will actually print out which mode the
|
|---|
| 1655 | console is in:</p></div>
|
|---|
| 1656 | <div class="literalblock">
|
|---|
| 1657 | <div class="content">
|
|---|
| 1658 | <pre><code><DC1>Text mode<DC2>Graphics mode<DC4>Serial port<ETB></code></pre>
|
|---|
| 1659 | </div></div>
|
|---|
| 1660 | </dd>
|
|---|
| 1661 | <dt class="hdlist1">
|
|---|
| 1662 | <strong><SUB></strong>
|
|---|
| 1663 | </dt>
|
|---|
| 1664 | <dd>
|
|---|
| 1665 | <p>
|
|---|
| 1666 | <SUB> = <Ctrl-Z> = ASCII 26
|
|---|
| 1667 | </p>
|
|---|
| 1668 | <div class="paragraph"><p>End of file (DOS convention).</p></div>
|
|---|
| 1669 | </dd>
|
|---|
| 1670 | <dt class="hdlist1">
|
|---|
| 1671 | <strong><BEL></strong>
|
|---|
| 1672 | </dt>
|
|---|
| 1673 | <dd>
|
|---|
| 1674 | <p>
|
|---|
| 1675 | <BEL> = <Ctrl-G> = ASCII 7<br />
|
|---|
| 1676 | Beep the speaker.
|
|---|
| 1677 | </p>
|
|---|
| 1678 | </dd>
|
|---|
| 1679 | </dl></div>
|
|---|
| 1680 | </div>
|
|---|
| 1681 | </div>
|
|---|
| 1682 | <div class="sect1">
|
|---|
| 1683 | <h2 id="_boot_loader_ids_used">BOOT LOADER IDS USED</h2>
|
|---|
| 1684 | <div class="sectionbody">
|
|---|
| 1685 | <div class="paragraph"><p>The Linux boot protocol supports a "boot loader ID", a single byte where
|
|---|
| 1686 | the upper nybble specifies a boot loader family (3 = <strong>Syslinux</strong>) and the
|
|---|
| 1687 | lower nybble is version or, in the case of <strong>Syslinux</strong>, media:</p></div>
|
|---|
| 1688 | <div class="literalblock">
|
|---|
| 1689 | <div class="content">
|
|---|
| 1690 | <pre><code>0x31 (49) = SYSLINUX
|
|---|
| 1691 | 0x32 (50) = PXELINUX
|
|---|
| 1692 | 0x33 (51) = ISOLINUX
|
|---|
| 1693 | 0x34 (52) = EXTLINUX</code></pre>
|
|---|
| 1694 | </div></div>
|
|---|
| 1695 | <div class="paragraph"><p>In recent versions of Linux, this ID is available as
|
|---|
| 1696 | /proc/sys/kernel/bootloader_type.</p></div>
|
|---|
| 1697 | </div>
|
|---|
| 1698 | </div>
|
|---|
| 1699 | <div class="sect1">
|
|---|
| 1700 | <h2 id="_novice_protection">NOVICE PROTECTION</h2>
|
|---|
| 1701 | <div class="sectionbody">
|
|---|
| 1702 | <div class="paragraph"><p><strong>Syslinux</strong> will attempt to detect booting on a machine with too little
|
|---|
| 1703 | memory, which means the Linux boot sequence cannot complete. If so, a
|
|---|
| 1704 | message is displayed and the boot sequence aborted. Holding down the
|
|---|
| 1705 | Ctrl key while booting disables this feature.</p></div>
|
|---|
| 1706 | <div class="paragraph"><p>Any file that <strong>Syslinux</strong> uses can be marked hidden, system or readonly
|
|---|
| 1707 | if so is convenient; <strong>Syslinux</strong> ignores all file attributes. The
|
|---|
| 1708 | <strong>SYSLINUX</strong> installer automatically sets the readonly/hidden/system
|
|---|
| 1709 | attributes on LDLINUX.SYS.</p></div>
|
|---|
| 1710 | </div>
|
|---|
| 1711 | </div>
|
|---|
| 1712 | <div class="sect1">
|
|---|
| 1713 | <h2 id="_example">EXAMPLE</h2>
|
|---|
| 1714 | <div class="sectionbody">
|
|---|
| 1715 | <div class="paragraph"><p>Here are some sample config files:</p></div>
|
|---|
| 1716 | <div class="listingblock">
|
|---|
| 1717 | <div class="content">
|
|---|
| 1718 | <pre><code># SERIAL 0 115200
|
|---|
| 1719 | DEFAULT linux
|
|---|
| 1720 | PROMPT 1
|
|---|
| 1721 | TIMEOUT 600
|
|---|
| 1722 |
|
|---|
| 1723 | LABEL linux
|
|---|
| 1724 | LINUX vmlinuz
|
|---|
| 1725 | APPEND initrd=initrd1.gz,initrd2.gz
|
|---|
| 1726 |
|
|---|
| 1727 | LABEL m
|
|---|
| 1728 | COM32 menu.c32</code></pre>
|
|---|
| 1729 | </div></div>
|
|---|
| 1730 | <div class="paragraph"><p>In this example, serial port use is disabled but can be enabled by
|
|---|
| 1731 | uncommenting the first line and utilize serial port 0 at 115200 bps. If
|
|---|
| 1732 | <em>linux</em> is typed on the command line, the kernel-like file <em>vmlinuz</em> is
|
|---|
| 1733 | executed as a Linux kernel, initrd files initrd1.gz and initrd2.gz are
|
|---|
| 1734 | loaded as initial ramdisk files (like cpio.gz files for initramfs). If
|
|---|
| 1735 | <em>m</em> is typed on the command line, the COM32 module <em>menu.c32</em> is
|
|---|
| 1736 | executed to launch a menu system.</p></div>
|
|---|
| 1737 | </div>
|
|---|
| 1738 | </div>
|
|---|
| 1739 | <div class="sect1">
|
|---|
| 1740 | <h2 id="_known_bugs">KNOWN BUGS</h2>
|
|---|
| 1741 | <div class="sectionbody">
|
|---|
| 1742 | <div class="paragraph"><p>Several known bugs/common problems are listed at
|
|---|
| 1743 | <a href="http://www.syslinux.org/wiki/index.php/Common_Problems">http://www.syslinux.org/wiki/index.php/Common_Problems</a> and known
|
|---|
| 1744 | hardware compatibility issues are listed at
|
|---|
| 1745 | <a href="http://www.syslinux.org/wiki/index.php/Hardware_Compatibility">http://www.syslinux.org/wiki/index.php/Hardware_Compatibility</a> with
|
|---|
| 1746 | filename translation difficulty and early PXE stacks being some of the
|
|---|
| 1747 | most common. Reporting of other encountered issues is welcome and
|
|---|
| 1748 | appreciated.</p></div>
|
|---|
| 1749 | </div>
|
|---|
| 1750 | </div>
|
|---|
| 1751 | <div class="sect1">
|
|---|
| 1752 | <h2 id="_bug_reports">BUG REPORTS</h2>
|
|---|
| 1753 | <div class="sectionbody">
|
|---|
| 1754 | <div class="paragraph"><p>I would appreciate hearing of any problems you have with Syslinux. I
|
|---|
| 1755 | would also like to hear from you if you have successfully used Syslinux,
|
|---|
| 1756 | <strong>especially</strong> if you are using it for a distribution.</p></div>
|
|---|
| 1757 | <div class="paragraph"><p>If you are reporting problems, please include all possible information
|
|---|
| 1758 | about your system and your BIOS; the vast majority of all problems
|
|---|
| 1759 | reported turn out to be BIOS or hardware bugs, and I need as much
|
|---|
| 1760 | information as possible in order to diagnose the problems.</p></div>
|
|---|
| 1761 | <div class="paragraph"><p>There is a mailing list for discussion among Syslinux users and for
|
|---|
| 1762 | announcements of new and test versions. To join, or to browse the
|
|---|
| 1763 | archive, go to:</p></div>
|
|---|
| 1764 | <div class="paragraph"><p><a href="http://www.zytor.com/mailman/listinfo/syslinux">http://www.zytor.com/mailman/listinfo/syslinux</a></p></div>
|
|---|
| 1765 | <div class="paragraph"><p>Please DO NOT send HTML messages or attachments to the mailing list
|
|---|
| 1766 | (including multipart/alternative or similar.) All such messages will be
|
|---|
| 1767 | bounced.</p></div>
|
|---|
| 1768 | </div>
|
|---|
| 1769 | </div>
|
|---|
| 1770 | <div class="sect1">
|
|---|
| 1771 | <h2 id="_author">AUTHOR</h2>
|
|---|
| 1772 | <div class="sectionbody">
|
|---|
| 1773 | <div class="paragraph"><p>This AsciiDoc derived document is a modified version of the original
|
|---|
| 1774 | <strong>SYSLINUX</strong> documentation by H. Peter Anvin <<a href="mailto:hpa@zytor.com">hpa@zytor.com</a>>. The conversion
|
|---|
| 1775 | to an AsciiDoc was made by Gene Cumm <<a href="mailto:gene.cumm@gmail.com">gene.cumm@gmail.com</a>></p></div>
|
|---|
| 1776 | </div>
|
|---|
| 1777 | </div>
|
|---|
| 1778 | </div>
|
|---|
| 1779 | <div id="footnotes"><hr /></div>
|
|---|
| 1780 | <div id="footer">
|
|---|
| 1781 | <div id="footer-text">
|
|---|
| 1782 | Last updated 2014-01-17 16:09:56 PST
|
|---|
| 1783 | </div>
|
|---|
| 1784 | </div>
|
|---|
| 1785 | </body>
|
|---|
| 1786 | </html>
|
|---|
