| 1 | /* ----------------------------------------------------------------------- * |
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| 2 | * |
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| 3 | * Copyright 2009-2011 Erwan Velu - All Rights Reserved |
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| 4 | * |
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| 5 | * This program is free software; you can redistribute it and/or modify |
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| 6 | * it under the terms of the GNU General Public License as published by |
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| 7 | * the Free Software Foundation, Inc., 53 Temple Place Ste 330, |
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| 8 | * Boston MA 02111-1307, USA; either version 2 of the License, or |
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| 9 | * (at your option) any later version; incorporated herein by reference. |
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| 10 | * |
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| 11 | * ----------------------------------------------------------------------- */ |
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| 12 | |
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| 13 | #ifndef ACPI_H |
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| 14 | #define ACPI_H |
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| 15 | |
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| 16 | #define DEBUG_ACPI 0 |
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| 17 | |
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| 18 | void dbg_printf(const char *fmt, ...); |
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| 19 | #define DEBUG_PRINT(x) do { if (DEBUG_ACPI) dbg_printf x; } while (0) |
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| 20 | |
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| 21 | #include <inttypes.h> |
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| 22 | #include <stdbool.h> |
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| 23 | #include <acpi/structs.h> |
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| 24 | #include <acpi/rsdp.h> |
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| 25 | #include <acpi/rsdt.h> |
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| 26 | #include <acpi/xsdt.h> |
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| 27 | #include <acpi/fadt.h> |
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| 28 | #include <acpi/madt.h> |
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| 29 | #include <acpi/dsdt.h> |
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| 30 | #include <acpi/ssdt.h> |
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| 31 | #include <acpi/sbst.h> |
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| 32 | #include <acpi/ecdt.h> |
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| 33 | #include <acpi/facs.h> |
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| 34 | #include <acpi/hpet.h> |
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| 35 | #include <acpi/tcpa.h> |
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| 36 | #include <acpi/mcfg.h> |
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| 37 | #include <acpi/slic.h> |
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| 38 | #include <acpi/boot.h> |
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| 39 | |
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| 40 | enum { ACPI_FOUND = 1, ENO_ACPI = 2 , MADT_FOUND = 3 , ENO_MADT = 4 }; |
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| 41 | |
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| 42 | #define MAX_SSDT 128 |
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| 43 | |
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| 44 | /* Some other description HEADERS : ACPI doc: 5.2.6*/ |
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| 45 | #define OEMX "OEMx" |
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| 46 | #define SRAR "SRAT" |
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| 47 | #define BERT "BERT" |
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| 48 | #define BOOT "BOOT" |
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| 49 | #define CPEP "CPEP" |
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| 50 | #define DBGP "DGBP" |
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| 51 | #define DMAR "DMAR" |
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| 52 | #define ERST "ERST" |
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| 53 | #define ETDT "ETDT" |
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| 54 | #define HEST "HEST" |
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| 55 | #define HPET "HPET" |
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| 56 | #define IBFT "IBFT" |
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| 57 | #define MCFG "MCFG" |
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| 58 | #define SPCR "SPCR" |
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| 59 | #define SPMI "SPMI" |
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| 60 | #define TCPA "TCPA" |
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| 61 | #define UEFI "UEFI" |
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| 62 | #define WAET "WAET" |
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| 63 | #define WDAT "WDAT" |
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| 64 | #define WDRT "WDRT" |
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| 65 | #define WSPT "WSPT" |
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| 66 | #define SLIC "SLIC" |
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| 67 | |
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| 68 | /* This macro are used to extract ACPI structures |
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| 69 | * please be careful about the q (interator) naming */ |
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| 70 | #define cp_struct(dest) memcpy(dest,q,sizeof(*dest)); q+=sizeof(*dest) |
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| 71 | #define cp_str_struct(dest) memcpy(dest,q,sizeof(dest)-1); dest[sizeof(dest)-1]=0;q+=sizeof(dest)-1 |
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| 72 | |
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| 73 | typedef struct { |
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| 74 | s_rsdp rsdp; |
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| 75 | s_rsdt rsdt; |
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| 76 | s_xsdt xsdt; |
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| 77 | s_fadt fadt; |
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| 78 | s_madt madt; |
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| 79 | s_dsdt dsdt; |
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| 80 | s_ssdt *ssdt[MAX_SSDT]; |
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| 81 | uint8_t ssdt_count; |
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| 82 | s_sbst sbst; |
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| 83 | s_ecdt ecdt; |
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| 84 | s_facs facs; |
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| 85 | s_hpet hpet; |
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| 86 | s_tcpa tcpa; |
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| 87 | s_mcfg mcfg; |
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| 88 | s_slic slic; |
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| 89 | s_boot boot; |
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| 90 | } s_acpi; |
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| 91 | |
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| 92 | int parse_acpi(s_acpi * acpi); |
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| 93 | int parse_xsdt(s_acpi * acpi); |
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| 94 | void parse_madt(s_acpi * acpi); |
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| 95 | int search_rsdp(s_acpi *acpi); |
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| 96 | void get_acpi_description_header(uint8_t *q, s_acpi_description_header * adh); |
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| 97 | bool parse_header(uint64_t *address, s_acpi *acpi); |
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| 98 | char *flags_to_string(char *buffer, uint16_t flags); |
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| 99 | #endif |
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