1 /****************************************************************************** 2 * 3 * Name: acefi.h - OS specific defines, etc. 4 * 5 *****************************************************************************/ 6 7 /* 8 * Copyright (C) 2000 - 2015, Intel Corp. 9 * All rights reserved. 10 * 11 * Redistribution and use in source and binary forms, with or without 12 * modification, are permitted provided that the following conditions 13 * are met: 14 * 1. Redistributions of source code must retain the above copyright 15 * notice, this list of conditions, and the following disclaimer, 16 * without modification. 17 * 2. Redistributions in binary form must reproduce at minimum a disclaimer 18 * substantially similar to the "NO WARRANTY" disclaimer below 19 * ("Disclaimer") and any redistribution must be conditioned upon 20 * including a substantially similar Disclaimer requirement for further 21 * binary redistribution. 22 * 3. Neither the names of the above-listed copyright holders nor the names 23 * of any contributors may be used to endorse or promote products derived 24 * from this software without specific prior written permission. 25 * 26 * Alternatively, this software may be distributed under the terms of the 27 * GNU General Public License ("GPL") version 2 as published by the Free 28 * Software Foundation. 29 * 30 * NO WARRANTY 31 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 32 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 33 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR 34 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 35 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 36 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 37 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 38 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 39 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 40 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 41 * POSSIBILITY OF SUCH DAMAGES. 42 */ 43 44 #ifndef __ACEFI_H__ 45 #define __ACEFI_H__ 46 47 #include <stdarg.h> 48 #if defined(_GNU_EFI) 49 #include <stdint.h> 50 #include <unistd.h> 51 #endif 52 #include <efi.h> 53 #include <efistdarg.h> 54 #include <efilib.h> 55 56 57 /* AED EFI definitions */ 58 59 #if defined(_AED_EFI) 60 61 /* _int64 works for both IA32 and IA64 */ 62 63 #define COMPILER_DEPENDENT_INT64 __int64 64 #define COMPILER_DEPENDENT_UINT64 unsigned __int64 65 66 /* 67 * Calling conventions: 68 * 69 * ACPI_SYSTEM_XFACE - Interfaces to host OS (handlers, threads) 70 * ACPI_EXTERNAL_XFACE - External ACPI interfaces 71 * ACPI_INTERNAL_XFACE - Internal ACPI interfaces 72 * ACPI_INTERNAL_VAR_XFACE - Internal variable-parameter list interfaces 73 */ 74 #define ACPI_SYSTEM_XFACE 75 #define ACPI_EXTERNAL_XFACE 76 #define ACPI_INTERNAL_XFACE 77 #define ACPI_INTERNAL_VAR_XFACE 78 79 /* warn C4142: redefinition of type */ 80 81 #pragma warning(disable:4142) 82 83 #endif 84 85 86 /* GNU EFI definitions */ 87 88 #if defined(_GNU_EFI) 89 90 /* Using GCC for GNU EFI */ 91 92 #include "acgcc.h" 93 94 #undef ACPI_USE_SYSTEM_CLIBRARY 95 #undef ACPI_USE_STANDARD_HEADERS 96 #undef ACPI_USE_NATIVE_DIVIDE 97 #define ACPI_USE_SYSTEM_INTTYPES 98 99 #define ACPI_FILE SIMPLE_TEXT_OUTPUT_INTERFACE * 100 #define ACPI_FILE_OUT ST->ConOut 101 #define ACPI_FILE_ERR ST->ConOut 102 103 /* 104 * Math helpers 105 */ 106 #define ACPI_DIV_64_BY_32(n_hi, n_lo, d32, q32, r32) \ 107 do { \ 108 UINT64 __n = ((UINT64) n_hi) << 32 | (n_lo); \ 109 (q32) = DivU64x32 ((__n), (d32), &(r32)); \ 110 } while (0) 111 112 #define ACPI_SHIFT_RIGHT_64(n_hi, n_lo) \ 113 do { \ 114 (n_lo) >>= 1; \ 115 (n_lo) |= (((n_hi) & 1) << 31); \ 116 (n_hi) >>= 1; \ 117 } while (0) 118 119 /* 120 * EFI specific prototypes 121 */ 122 EFI_STATUS 123 efi_main ( 124 EFI_HANDLE Image, 125 EFI_SYSTEM_TABLE *SystemTab); 126 127 int 128 acpi_main ( 129 int argc, 130 char *argv[]); 131 132 133 #endif 134 135 136 #endif /* __ACEFI_H__ */ 137