/*++ Copyright (c) 1998 Intel Corporation Module Name: efefind.h Abstract: EFI to compile bindings Revision History --*/ #ifndef __GNUC__ #pragma pack() #endif // // Basic int types of various widths // #if !defined(__STDC_VERSION__) || (__STDC_VERSION__ < 199901L ) // No ANSI C 1999/2000 stdint.h integer width declarations #if defined(_MSC_EXTENSIONS) // Use Microsoft C compiler integer width declarations typedef unsigned __int64 uint64_t; typedef __int64 int64_t; typedef unsigned __int32 uint32_t; typedef __int32 int32_t; typedef unsigned short uint16_t; typedef short int16_t; typedef unsigned char uint8_t; typedef char int8_t; #elif defined(__GNUC__) typedef unsigned long long uint64_t __attribute__((aligned (8))); typedef long long int64_t __attribute__((aligned (8))); typedef unsigned int uint32_t; typedef int int32_t; typedef unsigned short uint16_t; typedef short int16_t; typedef unsigned char uint8_t; typedef char int8_t; #elif defined(UNIX_LP64) /* Use LP64 programming model from C_FLAGS for integer width declarations */ typedef unsigned long uint64_t; typedef long int64_t; typedef unsigned int uint32_t; typedef int int32_t; typedef unsigned short uint16_t; typedef short int16_t; typedef unsigned char uint8_t; typedef char int8_t; #else /* Assume P64 programming model from C_FLAGS for integer width declarations */ typedef unsigned long long uint64_t __attribute__((aligned (8))); typedef long long int64_t __attribute__((aligned (8))); typedef unsigned int uint32_t; typedef int int32_t; typedef unsigned short uint16_t; typedef short int16_t; typedef unsigned char uint8_t; typedef char int8_t; #endif #endif // // Basic EFI types of various widths // #ifndef __WCHAR_TYPE__ # define __WCHAR_TYPE__ short #endif typedef uint64_t UINT64; typedef int64_t INT64; #ifndef _BASETSD_H_ typedef uint32_t UINT32; typedef int32_t INT32; #endif typedef uint16_t UINT16; typedef int16_t INT16; typedef uint8_t UINT8; typedef int8_t INT8; typedef __WCHAR_TYPE__ WCHAR; #undef VOID #define VOID void typedef int64_t INTN; typedef uint64_t UINTN; #ifdef EFI_NT_EMULATOR #define POST_CODE(_Data) #else #ifdef EFI_DEBUG #define POST_CODE(_Data) __asm mov eax,(_Data) __asm out 0x80,al #else #define POST_CODE(_Data) #endif #endif #define EFIERR(a) (0x8000000000000000 | a) #define EFI_ERROR_MASK 0x8000000000000000 #define EFIERR_OEM(a) (0xc000000000000000 | a) #define BAD_POINTER 0xFBFBFBFBFBFBFBFB #define MAX_ADDRESS 0xFFFFFFFFFFFFFFFF #ifdef EFI_NT_EMULATOR #define BREAKPOINT() __asm { int 3 } #else #define BREAKPOINT() while (TRUE); // Make it hang on Bios[Dbg]32 #endif // // Pointers must be aligned to these address to function // #define MIN_ALIGNMENT_SIZE 4 #define ALIGN_VARIABLE(Value ,Adjustment) \ (UINTN)Adjustment = 0; \ if((UINTN)Value % MIN_ALIGNMENT_SIZE) \ (UINTN)Adjustment = MIN_ALIGNMENT_SIZE - ((UINTN)Value % MIN_ALIGNMENT_SIZE); \ Value = (UINTN)Value + (UINTN)Adjustment // // Define macros to build data structure signatures from characters. // #define EFI_SIGNATURE_16(A,B) ((A) | (B<<8)) #define EFI_SIGNATURE_32(A,B,C,D) (EFI_SIGNATURE_16(A,B) | (EFI_SIGNATURE_16(C,D) << 16)) #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)) // // To export & import functions in the EFI emulator environment // #ifdef EFI_NT_EMULATOR #define EXPORTAPI __declspec( dllexport ) #else #define EXPORTAPI #endif // // EFIAPI - prototype calling convention for EFI function pointers // BOOTSERVICE - prototype for implementation of a boot service interface // RUNTIMESERVICE - prototype for implementation of a runtime service interface // RUNTIMEFUNCTION - prototype for implementation of a runtime function that is not a service // RUNTIME_CODE - pragma macro for declaring runtime code // #ifndef EFIAPI // Forces EFI calling conventions reguardless of compiler options #ifdef _MSC_EXTENSIONS #define EFIAPI __cdecl // Force C calling convention for Microsoft C compiler #elif __GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 4) #define EFIAPI __attribute__((__ms_abi__)) // Force Microsoft ABI #else #define EFIAPI // Substitute expresion to force C calling convention #endif #endif #define BOOTSERVICE //#define RUNTIMESERVICE(proto,a) alloc_text("rtcode",a); proto a //#define RUNTIMEFUNCTION(proto,a) alloc_text("rtcode",a); proto a #define RUNTIMESERVICE #define RUNTIMEFUNCTION #define RUNTIME_CODE(a) alloc_text("rtcode", a) #define BEGIN_RUNTIME_DATA() data_seg("rtdata") #define END_RUNTIME_DATA() data_seg("") #define VOLATILE volatile #define MEMORY_FENCE() #ifdef EFI_NT_EMULATOR // // To help ensure proper coding of integrated drivers, they are // compiled as DLLs. In NT they require a dll init entry pointer. // The macro puts a stub entry point into the DLL so it will load. // #define EFI_DRIVER_ENTRY_POINT(InitFunction) \ UINTN \ __stdcall \ _DllMainCRTStartup ( \ UINTN Inst, \ UINTN reason_for_call, \ VOID *rserved \ ) \ { \ return 1; \ } \ \ int \ EXPORTAPI \ __cdecl \ InitializeDriver ( \ void *ImageHandle, \ void *SystemTable \ ) \ { \ return InitFunction(ImageHandle, SystemTable); \ } #define LOAD_INTERNAL_DRIVER(_if, type, name, entry) \ (_if)->LoadInternal(type, name, NULL) #else // EFI_NT_EMULATOR // // When build similiar to FW, then link everything together as // one big module. // #define EFI_DRIVER_ENTRY_POINT(InitFunction) \ UINTN \ InitializeDriver ( \ VOID *ImageHandle, \ VOID *SystemTable \ ) \ { \ return InitFunction(ImageHandle, \ SystemTable); \ } \ \ EFI_STATUS efi_main( \ EFI_HANDLE image, \ EFI_SYSTEM_TABLE *systab \ ) __attribute__((weak, \ alias ("InitializeDriver"))); #define LOAD_INTERNAL_DRIVER(_if, type, name, entry) \ (_if)->LoadInternal(type, name, entry) #endif // EFI_FW_NT // // Some compilers don't support the forward reference construct: // typedef struct XXXXX // // The following macro provide a workaround for such cases. // #ifdef NO_INTERFACE_DECL #define INTERFACE_DECL(x) #else #ifdef __GNUC__ #define INTERFACE_DECL(x) struct x #else #define INTERFACE_DECL(x) typedef struct x #endif #endif #if __GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 4) #define uefi_call_wrapper(func, va_num, ...) func(__VA_ARGS__) #else /* for x86_64, EFI_FUNCTION_WRAPPER must be defined */ #ifdef EFI_FUNCTION_WRAPPER UINTN uefi_call_wrapper(void *func, unsigned long va_num, ...); #else #error "EFI_FUNCTION_WRAPPER must be defined for x86_64 architecture" #endif #endif #ifdef _MSC_EXTENSIONS #pragma warning ( disable : 4731 ) // Suppress warnings about modification of EBP #endif