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author | marks <marks@FreeBSD.org> | 2004-12-04 23:26:46 +0000 |
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committer | marks <marks@FreeBSD.org> | 2004-12-04 23:26:46 +0000 |
commit | 4b4b34e8d57e8979f055d32e3afa77526b49e90e (patch) | |
tree | a777cb8b2bd1cbd4f341f7fd3caded13cf3ef533 | |
parent | dbfbcad51b2a3551d6fc10b02f5a0e4bab1240a0 (diff) | |
download | FreeBSD-src-4b4b34e8d57e8979f055d32e3afa77526b49e90e.zip FreeBSD-src-4b4b34e8d57e8979f055d32e3afa77526b49e90e.tar.gz |
Document ACPI tunable hw.acpi.serialize_methods.
Also reorder tunables.
Approved by: njl
MFC after: 1 week
-rw-r--r-- | share/man/man4/acpi.4 | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/share/man/man4/acpi.4 b/share/man/man4/acpi.4 index f2dcf0a..de6611b 100644 --- a/share/man/man4/acpi.4 +++ b/share/man/man4/acpi.4 @@ -357,10 +357,6 @@ BIOS, you can set this to 0 to re-enable ACPI for testing. Delay in milliseconds to wait for the EC to respond. Try increasing this number if you get the error .Er AE_NO_HARDWARE_RESPONSE . -.It Va hw.acpi.reset_video -Enables calling the VESA reset BIOS vector on the resume path. -Some graphic chips have problems such as LCD white-out after resume. -Try setting this to 0 if this causes problems for you. .It Va hw.acpi.osname Some systems' ASL may have problems because they look for names of Microsoft operating systems. @@ -370,6 +366,16 @@ object from its default of .Qq Li FreeBSD . .It Va hw.acpi.pci.link.%d.%d.%d.irq Override the interrupt to use. +.It Va hw.acpi.reset_video +Enables calling the VESA reset BIOS vector on the resume path. +Some graphic chips have problems such as LCD white-out after resume. +Try setting this to 0 if this causes problems for you. +.It Va hw.acpi.serialize_methods +Allow override of whether methods execute in parallel or not. +Enable this for serial behavior, which fixes "AE_ALREADY_EXISTS" errors for +AML that really can't handle parallel method execution. +It is off by default since this breaks recursive methods and some IBMs use +such code. .It Va hw.acpi.verbose Turn on verbose debugging information about what ACPI is doing. .El |