href="mailto:rodsmith@rodsbooks.com">rodsmith@rodsbooks.com</a></p>
<p>Originally written: 3/14/2012; last Web page update:
-4/25/2013, referencing rEFInd 0.6.9</p>
+11/10/2013, referencing rEFInd 0.7.5</p>
<p>I'm a technical writer and consultant specializing in Linux technologies. This Web page is provided free of charge and with no annoying outside ads; however, I did take time to prepare it, and Web hosting does cost money. If you find this Web page useful, please consider making a small donation to help keep this site up and running. Thanks!</p>
<td>numeric value</td>
<td>Sets the timeout period in seconds. If <tt>0</tt>, the timeout is disabled—rEFInd waits indefinitely for user input.</td>
</tr>
+<tr>
+ <td><tt>screensaver</tt></td>
+ <td>numeric value</td>
+ <td>Sets the number of seconds of inactivity before the screen blanks to prevent burn-in. The display returns after most keypresses (unfortunately, not including modifiers such as Shift, Control, Alt, or Option). The default is <tt>0</tt>, which disables this feature.</td>
+</tr>
<tr>
<td><tt>hideui</tt></td>
<td><tt>banner</tt>, <tt>label</tt>, <tt>singleuser</tt>, <tt>safemode</tt>, <tt>hwtest</tt>, <tt>arrows</tt>, <tt>hints</tt>, <tt>editor</tt>, or <tt>all</tt></td>
</tr>
<tr>
<td><tt>showtools</tt></td>
- <td><tt>shell</tt>, <tt>gptsync</tt>, <tt>apple_recovery</tt>, <tt>mok_tool</tt>, <tt>about</tt>, <tt>exit</tt>, <tt>shutdown</tt>, and <tt>reboot</tt></td>
- <td>Specifies which tool tags to display on the second row. <tt>shell</tt> launches an EFI shell, <tt>
gptsync</tt> launches a tool that creates a hybrid MBR, <tt>apple_recovery</tt> boots the OS X Recovery HD, <tt>mok_tool</tt> launches a tool to manage Machine Owner Keys (MOKs) on systems with Secure Boot active, <tt>about</tt> displays information about the program, <tt>exit</tt> terminates rEFInd, <tt>shutdown</tt> shuts down the computer (or reboots it, on some UEFI PCs), and <tt>reboot</tt> reboots the computer. The tags appear in the order in which you specify them. The default is <tt>shell, apple_recovery, mok_tool, about, shutdown, reboot</tt>. Note that the <tt>shell</tt>, <tt>apple_recovery</tt>, and <tt>mok_tool</tt> options all require the presence of programs not included with rEFInd. The <tt>gptsync</tt> option requires use of a like-named program which, although it ships with rEFInd 0.6.9 and later, is not installed by default except under OS X. See the <a href="installing.html#addons">"Installing Additional Components"</a> section of the <a href="installing.html">Installing rEFInd</a> page for pointers to the shell and <tt>gptsync</tt> programs. The <tt>apple_recovery</tt> option will appear only if you've got an Apple Recovery HD partition (which has a boot loader called <tt>com.apple.recovery.boot/boot.efi</tt>). See the <a href="secureboot.html">Secure Boot</a> page for information on Secure Boot and MOK management.</td>
+ <td><tt>shell</tt>, <tt>memtest</tt>, <tt>gptsync</tt>, <tt>apple_recovery</tt>, <tt>mok_tool</tt>, <tt>about</tt>, <tt>exit</tt>, <tt>shutdown</tt>, <tt>reboot</tt>, and <tt>firmware</tt></td>
+ <td>Specifies which tool tags to display on the second row. <tt>shell</tt> launches an EFI shell, <tt>
memtest</tt> (or <tt>memtest86</tt> launches the <a href="http://www.memtest86.com/download.htm">Memtest86</a> program, <tt>gptsync</tt> launches a tool that creates a hybrid MBR, <tt>apple_recovery</tt> boots the OS X Recovery HD, <tt>mok_tool</tt> launches a tool to manage Machine Owner Keys (MOKs) on systems with Secure Boot active, <tt>about</tt> displays information about the program, <tt>exit</tt> terminates rEFInd, <tt>shutdown</tt> shuts down the computer (or reboots it, on some UEFI PCs), <tt>reboot</tt> reboots the computer, and <tt>firmware</tt> reboots the computer into the computer's own setup utility. The tags appear in the order in which you specify them. The default is <tt>shell, memtest, apple_recovery, mok_tool, about, shutdown, reboot, firmware</tt>. Note that the <tt>shell</tt>, <tt>memtest</tt>, <tt>apple_recovery</tt>, and <tt>mok_tool</tt> options all require the presence of programs not included with rEFInd. The <tt>gptsync</tt> option requires use of a like-named program which, although it ships with rEFInd 0.6.9 and later, is not installed by default except under OS X. See the <a href="installing.html#addons">"Installing Additional Components"</a> section of the <a href="installing.html">Installing rEFInd</a> page for pointers to the shell, Memtest86, and <tt>gptsync</tt> programs. The <tt>apple_recovery</tt> option will appear only if you've got an Apple Recovery HD partition (which has a boot loader called <tt>com.apple.recovery.boot/boot.efi</tt>). The <tt>firmware</tt> option works only on computers that support this option; on other computers, the option is quietly ignored. See the <a href="secureboot.html">Secure Boot</a> page for information on Secure Boot and MOK management.</td>
</tr>
<tr>
<td><tt>font</tt></td>
<tr>
<td><tt>dont_scan_volumes</tt> or <tt>don't_scan_volumes</tt></td>
<td>filesystem label(s)</td>
- <td>Adds the specified volume or volumes to a volume "blacklist"—these filesystems are <i>not</i> scanned for EFI boot loaders. This may be useful to keep unwanted EFI boot entries, such as for a Macintosh recovery partition, from appearing on the main list of boot loaders. The default value is <tt>Recovery HD</tt>, to keep the Mac recovery volume from appearing. (It should get its own tools icon instead—see the <tt>showtools</tt> token.)</td>
+ <td>Adds the specified volume or volumes to a volume "blacklist"—these filesystems are <i>not</i> scanned for EFI boot loaders. This may be useful to keep unwanted EFI boot entries, such as for a Macintosh recovery partition, from appearing on the main list of boot loaders. The default value is <tt>Recovery HD</tt>, to keep the Mac recovery volume from appearing. (It should get its own tools icon instead—see the <tt>showtools</tt> token.) Note that on a Macintosh with whole-disk encryption, you may need to uncomment this token and leave <tt>"Recovery HD"</tt> <i>off</i> the list to boot the system.</td>
</tr>
<tr>
<td><tt>dont_scan_dirs</tt> or <tt>don't_scan_dirs</tt></td>
<tr>
<td><tt>dont_scan_files</tt> or <tt>don't_scan_files</tt></td>
<td>filename(s)</td>
- <td>Adds the specified filename or filenames to a filename "blacklist"—these files are <i>not</i> included as boot loader options even if they're found on the disk. This is useful to exclude support programs (such as <tt>shim.efi</tt> and <tt>MokManager.efi</tt>) and drivers from your OS list. The default value is <tt>shim.efi, MokManager.efi, HashTool.efi, TextMode.efi, ebounce.efi, GraphicsConsole.efi</tt>.</td>
+ <td>Adds the specified filename or filenames to a filename "blacklist"—these files are <i>not</i> included as boot loader options even if they're found on the disk. This is useful to exclude support programs (such as <tt>shim.efi</tt> and <tt>MokManager.efi</tt>) and drivers from your OS list. The default value is <tt>shim.efi, shim-fedora.efi, PreLoader.efi, TextMode.efi, ebounce.efi, GraphicsConsole.efi, MokManager.efi, HashTool.efi, HashTool-signed.efi</tt>.</td>
</tr>
<tr>
<td><tt>scan_all_linux_kernels</tt></td>