freebsd-dev/sys/boot/efi/include/ia64/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

151 lines
3.6 KiB
C

/* $FreeBSD$ */
/*++
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