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Incorporate some suggestions from several others about talking about
device hints. Approved by: re
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parent
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commit
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Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=107785
@ -35,17 +35,19 @@
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<qandaentry>
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<question>
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<para>My system hangs while probing hardware during boot, or it
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behaves strangely during install.</para>
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behaves strangely during install, or the floppy drive isn't
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probed.</para>
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</question>
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<answer>
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<para>&os; 5.0 and above makes extensive use of the system ACPI
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service on the i386 platform to aid in system configuration if it's
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detected during boot. Unfortunately, some bugs still exist in both
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the ACPI driver and within system motherboards and BIOS. The use
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of ACPI can be disabled by unsetting the <quote>acpi_load</quote>
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variable in the third stage boot loader:</para>
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of ACPI can be disabled by setting the
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<quote>hw.acpi.0.disable</quote> hint in the third stage boot
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loader:</para>
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<screen>unset acpi_loader</screen>
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<screen>set.hw.acpi.0.disabled=1</screen>
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<para>This is reset each time the system is booted, so it might be
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necessary to set it permanently in the file
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@ -62,7 +64,7 @@
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<para>Some device drivers, like matcd, were removed over time due to
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lack of maintainership or other reasons. Others still exist but
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are disabled because of their intrusive hardware probe routines.
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The following device drivers fall into this category and can
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The following ISA device drivers fall into this category and can
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re-enabled from the third stage boot loader: aha, ahv, aic, bt, ed,
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cs, sn, ie, fe, le, and lnc. To do this, stop the loader during
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it's 10 second countdown and enter the following at the
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@ -70,8 +72,8 @@
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<screen>unset hint.foo.0.disabled</screen>
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<para>where <quote>foo</quote> is the name of the driver to re-enable.
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This can be set permanently by editing the file
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<para>where <replaceable>foo</replaceable> is the name of the driver
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to re-enable. This can be set permanently by editing the file
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<filename>/boot/device.hints</filename> and removing the appropriate
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<quote>disabled</quote> entry.</para>
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</answer>
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