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/* ----------------------------------------------------------------------- *
*
* Copyright 2006 Erwan Velu - All Rights Reserved
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, Inc., 53 Temple Place Ste 330,
* Boston MA 02111-1307, USA; either version 2 of the License, or
* (at your option) any later version; incorporated herein by reference.
*
* ----------------------------------------------------------------------- */
#ifndef ACPI_H
#define ACPI_H
#include <inttypes.h>
#include <stdbool.h>
enum { ACPI_FOUND, ENO_ACPI, MADT_FOUND, ENO_MADT};
#define WORD(x) (uint16_t)(*(const uint16_t *)(x))
#define DWORD(x) (uint32_t)(*(const uint32_t *)(x))
#define QWORD(x) (*(const uint64_t *)(x))
typedef struct {
uint8_t signature[4];
uint32_t len;
uint8_t revision;
uint8_t checksum;
uint8_t oem_id[6];
uint8_t oem_table_id[8];
uint8_t oem_revision[4];
uint8_t creator_id[4];
uint8_t creator_revision[4];
} s_madt;
typedef struct {
s_madt madt;
uint64_t base_address;
uint64_t size;
bool madt_valid;
bool acpi_valid;
} s_acpi;
int search_acpi(s_acpi *acpi);
int search_madt(s_acpi *acpi);
void print_madt(s_acpi *acpi);
#endif
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