48 lines
1.4 KiB
C
48 lines
1.4 KiB
C
/* ----------------------------------------------------------------------- *
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*
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* Copyright 2009-2011 Erwan Velu - All Rights Reserved
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, Inc., 53 Temple Place Ste 330,
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* Boston MA 02111-1307, USA; either version 2 of the License, or
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* (at your option) any later version; incorporated herein by reference.
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*
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* ----------------------------------------------------------------------- */
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#ifndef ACPI_STRUCTS_H
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#define ACPI_STRUCTS_H
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#include <inttypes.h>
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#include <stdbool.h>
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/* This value define the real size of the acpi structure
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* Our is bigger as we manage the \0 of strings
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* */
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#define ACPI_HEADER_SIZE 36
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enum { GAS_SYSTEM_MEMORY=0, GAS_SYSTEM_IO=1 };
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/* Generic Address Structure (GAS) Format */
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typedef struct {
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/* address_space_id could be {GAS_SYSTEM_MEMORY | GAS_SYSTEM_IO} */
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uint8_t address_space_id;
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uint8_t register_bit_width;
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uint8_t register_bit_offset;
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uint8_t reserved;
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uint64_t address;
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} __attribute__ ((packed)) s_gas;
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typedef struct {
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uint8_t signature[4 + 1];
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uint32_t length;
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uint8_t revision;
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uint8_t checksum;
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uint8_t oem_id[6 + 1];
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uint8_t oem_table_id[8 + 1];
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uint32_t oem_revision;
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uint8_t creator_id[4 + 1];
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uint32_t creator_revision;
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} s_acpi_description_header;
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#endif
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