freebsd-dev/sys/boot/efi/include/i386/efibind.h
Marcel Moolenaar 06cb726431 An almost mechanical sweep to replace C++ style comments with C
style comments. This is not an attempt to conform to style(9).
Such has lower priority.
2002-05-19 03:17:22 +00:00

250 lines
6.4 KiB
C

/* $FreeBSD$ */
/*++
Copyright (c) 1998 Intel Corporation
Module Name:
efefind.h
Abstract:
EFI to compile bindings
Revision History
--*/
#pragma pack()
/*
* Basic int types of various widths
*/
#if (__STDC_VERSION__ < 199901L )
/* No ANSI C 1999/2000 stdint.h integer width declarations */
#if _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;
#else
#ifdef 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;
typedef long 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;
#endif
#endif
#endif
/*
* Basic EFI types of various widths
*/
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;
#undef VOID
#define VOID void
typedef int32_t INTN;
typedef uint32_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) (0x80000000 | a)
#define EFI_ERROR_MASK 0x80000000
#define EFIERR_OEM(a) (0xc0000000 | a)
#define BAD_POINTER 0xFBFBFBFB
#define MAX_ADDRESS 0xFFFFFFFF
#ifdef EFI_NT_EMULATOR
#define BREAKPOINT() __asm { int 3 }
#else
#define BREAKPOINT() while (TRUE);
#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
*/
#if 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
*/
/* Forces EFI calling conventions reguardless of compiler options */
#ifndef EFIAPI
#if _MSC_EXTENSIONS
#define EFIAPI __cdecl
#else
#define EFIAPI
#endif
#endif
#define BOOTSERVICE
#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)
#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
#define INTERFACE_DECL(x) typedef struct x
#endif
#if _MSC_EXTENSIONS
#pragma warning ( disable : 4731 )
#endif