276 lines
8.9 KiB
C
276 lines
8.9 KiB
C
/******************************************************************************
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*
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* Name: acefi.h - OS specific defines, etc.
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*
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*****************************************************************************/
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/*
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* Copyright (C) 2000 - 2016, Intel Corp.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions, and the following disclaimer,
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* without modification.
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* 2. Redistributions in binary form must reproduce at minimum a disclaimer
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* substantially similar to the "NO WARRANTY" disclaimer below
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* ("Disclaimer") and any redistribution must be conditioned upon
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* including a substantially similar Disclaimer requirement for further
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* binary redistribution.
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* 3. Neither the names of the above-listed copyright holders nor the names
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* of any contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* Alternatively, this software may be distributed under the terms of the
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* GNU General Public License ("GPL") version 2 as published by the Free
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* Software Foundation.
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*
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* NO WARRANTY
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGES.
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*/
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#ifndef __ACEFI_H__
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#define __ACEFI_H__
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#include <stdarg.h>
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#if defined(_GNU_EFI)
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#include <stdint.h>
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#include <unistd.h>
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#endif
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#if defined(__x86_64__)
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#if defined(__GNUC__) && (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 7))
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#define USE_MS_ABI 1
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#endif
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#endif
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#ifdef _MSC_EXTENSIONS
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#define EFIAPI __cdecl
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#elif USE_MS_ABI
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#define EFIAPI __attribute__((ms_abi))
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#else
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#define EFIAPI
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#endif
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typedef uint8_t UINT8;
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typedef uint16_t UINT16;
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typedef int16_t INT16;
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typedef uint32_t UINT32;
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typedef int32_t INT32;
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typedef uint64_t UINT64;
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typedef int64_t INT64;
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typedef uint8_t BOOLEAN;
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typedef uint16_t CHAR16;
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#define VOID void
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#if defined(__ia64__) || defined(__x86_64__)
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#define ACPI_MACHINE_WIDTH 64
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#if defined(__x86_64__)
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/* for x86_64, EFI_FUNCTION_WRAPPER must be defined */
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#ifndef USE_MS_ABI
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#define USE_EFI_FUNCTION_WRAPPER
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#endif
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#ifdef _MSC_EXTENSIONS
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#pragma warning ( disable : 4731 ) /* Suppress warnings about modification of EBP */
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#endif
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#endif
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typedef uint64_t UINTN;
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typedef int64_t INTN;
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#define EFIERR(a) (0x8000000000000000 | a)
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#else
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#define ACPI_MACHINE_WIDTH 32
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#define ACPI_USE_NATIVE_DIVIDE
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typedef uint32_t UINTN;
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typedef int32_t INTN;
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#define EFIERR(a) (0x80000000 | a)
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#endif
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#ifdef USE_EFI_FUNCTION_WRAPPER
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#define __VA_NARG__(...) \
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__VA_NARG_(_0, ## __VA_ARGS__, __RSEQ_N())
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#define __VA_NARG_(...) \
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__VA_ARG_N(__VA_ARGS__)
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#define __VA_ARG_N( \
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_0,_1,_2,_3,_4,_5,_6,_7,_8,_9,_10,N,...) N
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#define __RSEQ_N() \
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10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0
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#define __VA_ARG_NSUFFIX__(prefix,...) \
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__VA_ARG_NSUFFIX_N(prefix, __VA_NARG__(__VA_ARGS__))
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#define __VA_ARG_NSUFFIX_N(prefix,nargs) \
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__VA_ARG_NSUFFIX_N_(prefix, nargs)
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#define __VA_ARG_NSUFFIX_N_(prefix,nargs) \
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prefix ## nargs
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/* Prototypes of EFI cdecl -> stdcall trampolines */
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UINT64 efi_call0(void *func);
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UINT64 efi_call1(void *func, UINT64 arg1);
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UINT64 efi_call2(void *func, UINT64 arg1, UINT64 arg2);
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UINT64 efi_call3(void *func, UINT64 arg1, UINT64 arg2, UINT64 arg3);
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UINT64 efi_call4(void *func, UINT64 arg1, UINT64 arg2, UINT64 arg3,
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UINT64 arg4);
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UINT64 efi_call5(void *func, UINT64 arg1, UINT64 arg2, UINT64 arg3,
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UINT64 arg4, UINT64 arg5);
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UINT64 efi_call6(void *func, UINT64 arg1, UINT64 arg2, UINT64 arg3,
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UINT64 arg4, UINT64 arg5, UINT64 arg6);
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UINT64 efi_call7(void *func, UINT64 arg1, UINT64 arg2, UINT64 arg3,
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UINT64 arg4, UINT64 arg5, UINT64 arg6, UINT64 arg7);
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UINT64 efi_call8(void *func, UINT64 arg1, UINT64 arg2, UINT64 arg3,
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UINT64 arg4, UINT64 arg5, UINT64 arg6, UINT64 arg7,
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UINT64 arg8);
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UINT64 efi_call9(void *func, UINT64 arg1, UINT64 arg2, UINT64 arg3,
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UINT64 arg4, UINT64 arg5, UINT64 arg6, UINT64 arg7,
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UINT64 arg8, UINT64 arg9);
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UINT64 efi_call10(void *func, UINT64 arg1, UINT64 arg2, UINT64 arg3,
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UINT64 arg4, UINT64 arg5, UINT64 arg6, UINT64 arg7,
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UINT64 arg8, UINT64 arg9, UINT64 arg10);
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/* Front-ends to efi_callX to avoid compiler warnings */
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#define _cast64_efi_call0(f) \
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efi_call0(f)
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#define _cast64_efi_call1(f,a1) \
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efi_call1(f, (UINT64)(a1))
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#define _cast64_efi_call2(f,a1,a2) \
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efi_call2(f, (UINT64)(a1), (UINT64)(a2))
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#define _cast64_efi_call3(f,a1,a2,a3) \
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efi_call3(f, (UINT64)(a1), (UINT64)(a2), (UINT64)(a3))
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#define _cast64_efi_call4(f,a1,a2,a3,a4) \
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efi_call4(f, (UINT64)(a1), (UINT64)(a2), (UINT64)(a3), (UINT64)(a4))
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#define _cast64_efi_call5(f,a1,a2,a3,a4,a5) \
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efi_call5(f, (UINT64)(a1), (UINT64)(a2), (UINT64)(a3), (UINT64)(a4), \
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(UINT64)(a5))
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#define _cast64_efi_call6(f,a1,a2,a3,a4,a5,a6) \
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efi_call6(f, (UINT64)(a1), (UINT64)(a2), (UINT64)(a3), (UINT64)(a4), \
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(UINT64)(a5), (UINT64)(a6))
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#define _cast64_efi_call7(f,a1,a2,a3,a4,a5,a6,a7) \
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efi_call7(f, (UINT64)(a1), (UINT64)(a2), (UINT64)(a3), (UINT64)(a4), \
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(UINT64)(a5), (UINT64)(a6), (UINT64)(a7))
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#define _cast64_efi_call8(f,a1,a2,a3,a4,a5,a6,a7,a8) \
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efi_call8(f, (UINT64)(a1), (UINT64)(a2), (UINT64)(a3), (UINT64)(a4), \
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(UINT64)(a5), (UINT64)(a6), (UINT64)(a7), (UINT64)(a8))
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#define _cast64_efi_call9(f,a1,a2,a3,a4,a5,a6,a7,a8,a9) \
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efi_call9(f, (UINT64)(a1), (UINT64)(a2), (UINT64)(a3), (UINT64)(a4), \
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(UINT64)(a5), (UINT64)(a6), (UINT64)(a7), (UINT64)(a8), \
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(UINT64)(a9))
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#define _cast64_efi_call10(f,a1,a2,a3,a4,a5,a6,a7,a8,a9,a10) \
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efi_call10(f, (UINT64)(a1), (UINT64)(a2), (UINT64)(a3), (UINT64)(a4), \
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(UINT64)(a5), (UINT64)(a6), (UINT64)(a7), (UINT64)(a8), \
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(UINT64)(a9), (UINT64)(a10))
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/* main wrapper (va_num ignored) */
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#define uefi_call_wrapper(func,va_num,...) \
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__VA_ARG_NSUFFIX__(_cast64_efi_call, __VA_ARGS__) (func , ##__VA_ARGS__)
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#else
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#define uefi_call_wrapper(func, va_num, ...) func(__VA_ARGS__)
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#endif
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/* AED EFI definitions */
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#if defined(_AED_EFI)
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/* _int64 works for both IA32 and IA64 */
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#define COMPILER_DEPENDENT_INT64 __int64
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#define COMPILER_DEPENDENT_UINT64 unsigned __int64
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/*
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* Calling conventions:
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*
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* ACPI_SYSTEM_XFACE - Interfaces to host OS (handlers, threads)
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* ACPI_EXTERNAL_XFACE - External ACPI interfaces
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* ACPI_INTERNAL_XFACE - Internal ACPI interfaces
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* ACPI_INTERNAL_VAR_XFACE - Internal variable-parameter list interfaces
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*/
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#define ACPI_SYSTEM_XFACE
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#define ACPI_EXTERNAL_XFACE
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#define ACPI_INTERNAL_XFACE
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#define ACPI_INTERNAL_VAR_XFACE
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/* warn C4142: redefinition of type */
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#pragma warning(disable:4142)
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#endif
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/* GNU EFI definitions */
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#if defined(_GNU_EFI)
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/* Using GCC for GNU EFI */
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#include "acgcc.h"
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#undef ACPI_USE_SYSTEM_CLIBRARY
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#undef ACPI_USE_STANDARD_HEADERS
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#undef ACPI_USE_NATIVE_DIVIDE
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#define ACPI_USE_SYSTEM_INTTYPES
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/*
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* Math helpers
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*/
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#define ACPI_DIV_64_BY_32(n_hi, n_lo, d32, q32, r32) \
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do { \
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UINT64 __n = ((UINT64) n_hi) << 32 | (n_lo); \
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(q32) = DivU64x32 ((__n), (d32), &(r32)); \
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} while (0)
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#define ACPI_SHIFT_RIGHT_64(n_hi, n_lo) \
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do { \
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(n_lo) >>= 1; \
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(n_lo) |= (((n_hi) & 1) << 31); \
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(n_hi) >>= 1; \
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} while (0)
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#endif
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struct _SIMPLE_TEXT_OUTPUT_INTERFACE;
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struct _SIMPLE_INPUT_INTERFACE;
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struct _EFI_FILE_IO_INTERFACE;
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struct _EFI_FILE_HANDLE;
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struct _EFI_BOOT_SERVICES;
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struct _EFI_SYSTEM_TABLE;
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extern struct _EFI_SYSTEM_TABLE *ST;
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extern struct _EFI_BOOT_SERVICES *BS;
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#define ACPI_FILE struct _SIMPLE_TEXT_OUTPUT_INTERFACE *
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#define ACPI_FILE_OUT ST->ConOut
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#define ACPI_FILE_ERR ST->ConOut
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#endif /* __ACEFI_H__ */
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