text: /* $FreeBSD: src/sys/boot/efi/include/ia64/efibind.h,v 1.3 2002/05/19 03:17:22 marcel Exp $ */
  /*++
  
  Copyright (c) 1998  Intel Corporation
  
  Module Name:
  
      efefind.h
  
  Abstract:
  
      EFI to compile bindings
  
  
  
  
  Revision History
  
  --*/
  
  #pragma pack()
  
  #include <sys/stdint.h>
  
  /* Basic EFI types of various widths. */
  
  typedef uint64_t   UINT64;
  typedef int64_t    INT64;
  typedef uint32_t   UINT32;
  typedef int32_t    INT32;
  typedef uint16_t   UINT16;
  typedef int16_t    INT16;
  typedef uint8_t    UINT8;
  typedef int8_t     INT8;
  
  
  #undef VOID
  #define VOID    void
  
  
  typedef int64_t    INTN;
  typedef uint64_t   UINTN;
  
  /*
   *XXX BugBug: Code to debug
   */
  #define BIT63   0x8000000000000000
  
  #define PLATFORM_IOBASE_ADDRESS   (0xffffc000000 | BIT63)
  #define PORT_TO_MEMD(_Port) (PLATFORM_IOBASE_ADDRESS | ( ( ( (_Port) & 0xfffc) << 10 ) | ( (_Port) & 0x0fff) ) )
  
  /* Macro's with casts make this much easier to use and read. */
  #define PORT_TO_MEM8D(_Port)  (*(UINT8  *)(PORT_TO_MEMD(_Port)))
  #define POST_CODE(_Data)  (PORT_TO_MEM8D(0x80) = (_Data))
  
  #define EFIERR(a)           (0x8000000000000000 | a)
  #define EFI_ERROR_MASK      0x8000000000000000
  #define EFIERR_OEM(a)       (0xc000000000000000 | a)      
  
  #define BAD_POINTER         0xFBFBFBFBFBFBFBFB
  #define MAX_ADDRESS         0xFFFFFFFFFFFFFFFF
  
  #define BREAKPOINT()        while (TRUE)
  
  /*
   * Pointers must be aligned to these address to function
   *  you will get an alignment fault if this value is less than 8
   */
  #define MIN_ALIGNMENT_SIZE  8
  
  #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 create data structure signatures.
   */
  
  #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
   */
  
  #define EXPORTAPI
  
  /*
   * 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 */
  #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
  
  /*
   * XXX Need to find out if this is portable accross compliers.
   */
  void __mf (void);                       
  #ifndef __GNUC__
  #pragma intrinsic (__mf)  
  #endif
  #define MEMORY_FENCE()    __mf()
  
  /*
   * 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)
  
  /*
   * 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
  