Curle
d588e232c4
This branch has been dedicated to purely the UEFI bootloader. As such, all other code has been removed. This code can be compiled with Visual Studio, gcc or llvm.
232 lines
7.1 KiB
C
232 lines
7.1 KiB
C
/*++
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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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#pragma pack()
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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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#ifdef _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 __int16 uint16_t;
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typedef __int16 int16_t;
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typedef unsigned __int8 uint8_t;
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typedef __int8 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;
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typedef long 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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#endif
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#elif defined(__GNUC__)
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#include <stdint.h>
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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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typedef uint32_t UINT32;
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typedef int32_t INT32;
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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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//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
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// BugBug: Code to debug
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//
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#define BIT63 0x8000000000000000
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#define PLATFORM_IOBASE_ADDRESS (0xffffc000000 | BIT63)
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#define PORT_TO_MEMD(_Port) (PLATFORM_IOBASE_ADDRESS | ( ( ( (_Port) & 0xfffc) << 10 ) | ( (_Port) & 0x0fff) ) )
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//
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// Macro's with casts make this much easier to use and read.
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//
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#define PORT_TO_MEM8D(_Port) (*(UINT8 *)(PORT_TO_MEMD(_Port)))
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#define POST_CODE(_Data) (PORT_TO_MEM8D(0x80) = (_Data))
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//
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// BugBug: End Debug Code!!!
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//+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
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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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#define BREAKPOINT() while (TRUE)
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//
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// Pointers must be aligned to these address to function
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// you will get an alignment fault if this value is less than 8
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//
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#define MIN_ALIGNMENT_SIZE 8
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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 create data structure signatures.
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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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#define EXPORTAPI
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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
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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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//
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// BugBug: Need to find out if this is portable accross compliers.
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//
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#ifdef __GNUC__
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#define MEMORY_FENCE() __asm__ __volatile__ ("mf.a" ::: "memory")
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#else
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void __mf (void);
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#pragma intrinsic (__mf)
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#define MEMORY_FENCE() __mf()
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#endif
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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. For the MSVC toolchain, we simply tell the
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// linker what our driver init function is using /ENTRY.
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//
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#if defined(_MSC_EXTENSIONS)
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#define EFI_DRIVER_ENTRY_POINT(InitFunction) \
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__pragma(comment(linker, "/ENTRY:" # InitFunction))
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#else
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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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#endif
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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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//
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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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#if defined(__GNUC__) || defined(_MSC_EXTENSIONS)
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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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/* No efi call wrapper for IA32 architecture */
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#define uefi_call_wrapper(func, va_num, ...) func(__VA_ARGS__)
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#define EFI_FUNCTION
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