Power off still failed even acpi=off and apm=off

[James Wilkinson]

Wong Kwok-hon wrote:
> I re-installed the Fedora Core 3 with acpi=off and apm=off at
> installation prompt.
> 
> I typed :linux acpi=off apm=off when install but still failed to power
> off the machine with same symptom "power_off call"

To the best of my knowledge, you need either (the appropriate parts of)
ACPI or APM enabled for this to work: soft power down was physically not
possible on standard PCs until the ATX standard was brought out, and
support for it was provided first with APM, then also with ACPI.

James.

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