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53 lines
872 B
C
53 lines
872 B
C
// SPDX-License-Identifier: GPL-2.0
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#ifndef _ACPI_H_
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#define _ACPI_H_
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/**
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* \file
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*
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* Provides support for multi-threaded operation.
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*
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*//*
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* Copyright (C) 2020-2022 Martin Whitaker.
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* Copyright (C) 2020-2022 Sam Whitaker.
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*/
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#include <stdbool.h>
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#include <stdint.h>
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/**
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* The search step that located the ACPI RSDP (for debug).
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*/
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extern const char *rsdp_source;
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/**
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* The address of the ACPI RSDP
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*/
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extern uintptr_t rsdp_addr;
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/**
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* The address of the ACPI MADT
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*/
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extern uintptr_t madt_addr;
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/**
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* The address of the ACPI FADT
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*/
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extern uintptr_t fadt_addr;
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/**
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* The address of the ACPI HPET
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*/
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extern uintptr_t hpet_addr;
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/**
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* ACPI Table Checksum Function
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*/
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int acpi_checksum(const void *data, int length);
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/**
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* Initialises the SMP state and detects the number of available CPU cores.
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*/
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void acpi_init(void);
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#endif /* _ACPI_H_ */
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