25 lines
676 B
C++
25 lines
676 B
C++
/*
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* AcpiShutdown.hpp
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* ACPI S5 (soft-off) shutdown via PM1 control registers
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* Copyright (c) 2026 Daniel Hammer
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*/
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#pragma once
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#include <ACPI/ACPI.hpp>
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namespace Hal {
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namespace AcpiShutdown {
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// Parse the FADT and DSDT from the XSDT to prepare shutdown values.
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// Must be called during boot before any shutdown attempt.
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void Initialize(ACPI::CommonSDTHeader* xsdt);
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// Returns true if ACPI shutdown is available (Initialize succeeded).
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bool IsAvailable();
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// Perform an ACPI S5 shutdown by writing to PM1a/PM1b control registers.
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// Does not return on success.
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void Shutdown();
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};
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};
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