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Updated /proc/acpi/call instructions

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1 parent 39b7a83 commit 75dcc23969df38303b5a0b6e76a0634e14968bc6 @Lekensteyn Lekensteyn committed Sep 17, 2011
Showing with 4 additions and 1 deletion.
  1. +4 −1 README
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@@ -3,7 +3,10 @@ name followed by arguments to /proc/acpi/call.
Usage:
-echo '<call>' > /proc/acpi/call
+ echo '<call>' | sudo tee /proc/acpi/call
+You can then retrieve the result of the call by checking your dmesg or:
+
+ sudo cat /proc/acpi/call
You can pass parameters to acpi_call by writing them after the method,
separated by single space. Currently, you can pass the following parameter

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