232 lines
7.1 KiB
C
232 lines
7.1 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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#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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