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-rw-r--r--share/man/man4/acpi.48
1 files changed, 6 insertions, 2 deletions
diff --git a/share/man/man4/acpi.4 b/share/man/man4/acpi.4
index c62ca22..1e06d68 100644
--- a/share/man/man4/acpi.4
+++ b/share/man/man4/acpi.4
@@ -80,8 +80,12 @@ A scheduling algorithm will select states between
and this setting
as system load dictates.
To enable ACPI CPU idling control,
-.Va machdep.cpu_idle_hlt
-must be set to 1.
+.Va machdep.idle
+should be set to
+.Li acpi
+if it is listed in
+.Va machdep.idle_available
+.
.It Va hw.acpi.cpu.cx_supported
List of supported CPU idle states and their transition latency
in microseconds.
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