286 lines
8.4 KiB
C
286 lines
8.4 KiB
C
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/*++
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Copyright (c) 1998 Intel Corporation
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Module Name:
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efefind.h
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Abstract:
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EFI to compile bindings
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Revision History
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--*/
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#ifndef X86_64_EFI_BIND
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#define X86_64_EFI_BIND
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#ifndef __GNUC__
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#pragma pack()
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#endif
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//
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// Basic int types of various widths
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//
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#if !defined(__STDC_VERSION__) || (__STDC_VERSION__ < 199901L )
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// No ANSI C 1999/2000 stdint.h integer width declarations
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#if defined(_MSC_EXTENSIONS)
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// Use Microsoft C compiler integer width declarations
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typedef unsigned __int64 uint64_t;
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typedef __int64 int64_t;
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typedef unsigned __int32 uint32_t;
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typedef __int32 int32_t;
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typedef unsigned short uint16_t;
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typedef short int16_t;
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typedef unsigned char uint8_t;
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typedef char int8_t;
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#elif defined(__GNUC__)
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typedef unsigned long long uint64_t __attribute__((aligned (8)));
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typedef long long int64_t __attribute__((aligned (8)));
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typedef unsigned int uint32_t;
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typedef int int32_t;
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typedef unsigned short uint16_t;
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typedef short int16_t;
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typedef unsigned char uint8_t;
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typedef char int8_t;
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#elif defined(UNIX_LP64)
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/* Use LP64 programming model from C_FLAGS for integer width declarations */
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typedef unsigned long uint64_t;
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typedef long int64_t;
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typedef unsigned int uint32_t;
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typedef int int32_t;
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typedef unsigned short uint16_t;
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typedef short int16_t;
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typedef unsigned char uint8_t;
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typedef char int8_t;
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#else
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/* Assume P64 programming model from C_FLAGS for integer width declarations */
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typedef unsigned long long uint64_t __attribute__((aligned (8)));
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typedef long long int64_t __attribute__((aligned (8)));
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typedef unsigned int uint32_t;
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typedef int int32_t;
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typedef unsigned short uint16_t;
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typedef short int16_t;
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typedef unsigned char uint8_t;
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typedef char int8_t;
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#endif
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#endif
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//
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// Basic EFI types of various widths
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//
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#ifndef __WCHAR_TYPE__
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# define __WCHAR_TYPE__ short
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#endif
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typedef uint64_t UINT64;
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typedef int64_t INT64;
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#ifndef _BASETSD_H_
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typedef uint32_t UINT32;
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typedef int32_t INT32;
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#endif
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typedef uint16_t UINT16;
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typedef int16_t INT16;
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typedef uint8_t UINT8;
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typedef int8_t INT8;
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typedef __WCHAR_TYPE__ WCHAR;
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#undef VOID
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#define VOID void
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typedef int64_t INTN;
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typedef uint64_t UINTN;
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#ifdef EFI_NT_EMULATOR
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#define POST_CODE(_Data)
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#else
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#ifdef EFI_DEBUG
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#define POST_CODE(_Data) __asm mov eax,(_Data) __asm out 0x80,al
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#else
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#define POST_CODE(_Data)
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#endif
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#endif
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#define EFIERR(a) (0x8000000000000000 | a)
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#define EFI_ERROR_MASK 0x8000000000000000
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#define EFIERR_OEM(a) (0xc000000000000000 | a)
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#define BAD_POINTER 0xFBFBFBFBFBFBFBFB
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#define MAX_ADDRESS 0xFFFFFFFFFFFFFFFF
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#ifdef EFI_NT_EMULATOR
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#define BREAKPOINT() __asm { int 3 }
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#else
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#define BREAKPOINT() while (TRUE); // Make it hang on Bios[Dbg]32
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#endif
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//
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// Pointers must be aligned to these address to function
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//
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#define MIN_ALIGNMENT_SIZE 4
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#define ALIGN_VARIABLE(Value ,Adjustment) \
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(UINTN)Adjustment = 0; \
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if((UINTN)Value % MIN_ALIGNMENT_SIZE) \
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(UINTN)Adjustment = MIN_ALIGNMENT_SIZE - ((UINTN)Value % MIN_ALIGNMENT_SIZE); \
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Value = (UINTN)Value + (UINTN)Adjustment
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//
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// Define macros to build data structure signatures from characters.
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//
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#define EFI_SIGNATURE_16(A,B) ((A) | (B<<8))
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#define EFI_SIGNATURE_32(A,B,C,D) (EFI_SIGNATURE_16(A,B) | (EFI_SIGNATURE_16(C,D) << 16))
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#define EFI_SIGNATURE_64(A,B,C,D,E,F,G,H) (EFI_SIGNATURE_32(A,B,C,D) | ((UINT64)(EFI_SIGNATURE_32(E,F,G,H)) << 32))
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//
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// To export & import functions in the EFI emulator environment
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//
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#ifdef EFI_NT_EMULATOR
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#define EXPORTAPI __declspec( dllexport )
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#else
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#define EXPORTAPI
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#endif
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//
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// EFIAPI - prototype calling convention for EFI function pointers
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// BOOTSERVICE - prototype for implementation of a boot service interface
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// RUNTIMESERVICE - prototype for implementation of a runtime service interface
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// RUNTIMEFUNCTION - prototype for implementation of a runtime function that is not a service
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// RUNTIME_CODE - pragma macro for declaring runtime code
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//
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#ifndef EFIAPI // Forces EFI calling conventions reguardless of compiler options
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#ifdef _MSC_EXTENSIONS
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#define EFIAPI __cdecl // Force C calling convention for Microsoft C compiler
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#else
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#define EFIAPI // Substitute expresion to force C calling convention
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#endif
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#endif
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#define BOOTSERVICE
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//#define RUNTIMESERVICE(proto,a) alloc_text("rtcode",a); proto a
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//#define RUNTIMEFUNCTION(proto,a) alloc_text("rtcode",a); proto a
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#define RUNTIMESERVICE
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#define RUNTIMEFUNCTION
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#define RUNTIME_CODE(a) alloc_text("rtcode", a)
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#define BEGIN_RUNTIME_DATA() data_seg("rtdata")
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#define END_RUNTIME_DATA() data_seg("")
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#define VOLATILE volatile
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#define MEMORY_FENCE()
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#ifdef EFI_NT_EMULATOR
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//
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// To help ensure proper coding of integrated drivers, they are
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// compiled as DLLs. In NT they require a dll init entry pointer.
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// The macro puts a stub entry point into the DLL so it will load.
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//
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#define EFI_DRIVER_ENTRY_POINT(InitFunction) \
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UINTN \
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__stdcall \
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_DllMainCRTStartup ( \
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UINTN Inst, \
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UINTN reason_for_call, \
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VOID *rserved \
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) \
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{ \
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return 1; \
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} \
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\
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int \
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EXPORTAPI \
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__cdecl \
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InitializeDriver ( \
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void *ImageHandle, \
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void *SystemTable \
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) \
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{ \
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return InitFunction(ImageHandle, SystemTable); \
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}
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#define LOAD_INTERNAL_DRIVER(_if, type, name, entry) \
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(_if)->LoadInternal(type, name, NULL)
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#else // EFI_NT_EMULATOR
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//
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// When build similiar to FW, then link everything together as
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// one big module.
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//
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#define EFI_DRIVER_ENTRY_POINT(InitFunction) \
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UINTN \
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InitializeDriver ( \
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VOID *ImageHandle, \
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VOID *SystemTable \
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) \
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{ \
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return InitFunction(ImageHandle, \
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SystemTable); \
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} \
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\
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EFI_STATUS efi_main( \
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EFI_HANDLE image, \
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EFI_SYSTEM_TABLE *systab \
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) __attribute__((weak, \
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alias ("InitializeDriver")));
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#define LOAD_INTERNAL_DRIVER(_if, type, name, entry) \
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(_if)->LoadInternal(type, name, entry)
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#endif // EFI_FW_NT
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//
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// Some compilers don't support the forward reference construct:
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// typedef struct XXXXX
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//
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// The following macro provide a workaround for such cases.
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//
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#ifdef NO_INTERFACE_DECL
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#define INTERFACE_DECL(x)
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#else
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#ifdef __GNUC__
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#define INTERFACE_DECL(x) struct x
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#else
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#define INTERFACE_DECL(x) typedef struct x
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#endif
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#endif
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/* for x86_64, EFI_FUNCTION_WRAPPER must be defined */
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UINTN uefi_call_wrapper(void *func, unsigned long va_num, ...);
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#define EFI_FUNCTION __attribute__((ms_abi))
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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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