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Diffstat (limited to 'gnu-efi/gnu-efi-3.0/inc/x86_64/efibind.h')
| -rw-r--r-- | gnu-efi/gnu-efi-3.0/inc/x86_64/efibind.h | 380 |
1 files changed, 380 insertions, 0 deletions
diff --git a/gnu-efi/gnu-efi-3.0/inc/x86_64/efibind.h b/gnu-efi/gnu-efi-3.0/inc/x86_64/efibind.h new file mode 100644 index 0000000..2133798 --- /dev/null +++ b/gnu-efi/gnu-efi-3.0/inc/x86_64/efibind.h @@ -0,0 +1,380 @@ +/*++ + +Copyright (c) 1998 Intel Corporation + +Module Name: + + efefind.h + +Abstract: + + EFI to compile bindings + + + + +Revision History + +--*/ +#ifndef X86_64_EFI_BIND +#define X86_64_EFI_BIND +#ifndef __GNUC__ +#pragma pack() +#endif + +#if defined(GNU_EFI_USE_MS_ABI) + #if defined(__GNUC__) && (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 7)) + #define HAVE_USE_MS_ABI 1 + #else + #error Compiler is too old for GNU_EFI_USE_MS_ABI + #endif +#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 int __attribute__((__mode__(__DI__))) int64_t; + typedef unsigned int __attribute__((__mode__(__DI__))) uint64_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 signed 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 +#elif defined(__GNUC__) + #include <stdint.h> +#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 defined(HAVE_USE_MS_ABI) + // Force amd64/ms calling conventions. + #define EFIAPI __attribute__((ms_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 + +/* for x86_64, EFI_FUNCTION_WRAPPER must be defined */ +#if defined(HAVE_USE_MS_ABI) +#define uefi_call_wrapper(func, va_num, ...) func(__VA_ARGS__) +#else +/* + Credits for macro-magic: + https://groups.google.com/forum/?fromgroups#!topic/comp.std.c/d-6Mj5Lko_s + http://efesx.com/2010/08/31/overloading-macros/ +*/ +#define __VA_NARG__(...) \ + __VA_NARG_(_0, ## __VA_ARGS__, __RSEQ_N()) +#define __VA_NARG_(...) \ + __VA_ARG_N(__VA_ARGS__) +#define __VA_ARG_N( \ + _0,_1,_2,_3,_4,_5,_6,_7,_8,_9,_10,N,...) N +#define __RSEQ_N() \ + 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0 + +#define __VA_ARG_NSUFFIX__(prefix,...) \ + __VA_ARG_NSUFFIX_N(prefix, __VA_NARG__(__VA_ARGS__)) +#define __VA_ARG_NSUFFIX_N(prefix,nargs) \ + __VA_ARG_NSUFFIX_N_(prefix, nargs) +#define __VA_ARG_NSUFFIX_N_(prefix,nargs) \ + prefix ## nargs + +/* Prototypes of EFI cdecl -> stdcall trampolines */ +UINT64 efi_call0(void *func); +UINT64 efi_call1(void *func, UINT64 arg1); +UINT64 efi_call2(void *func, UINT64 arg1, UINT64 arg2); +UINT64 efi_call3(void *func, UINT64 arg1, UINT64 arg2, UINT64 arg3); +UINT64 efi_call4(void *func, UINT64 arg1, UINT64 arg2, UINT64 arg3, + UINT64 arg4); +UINT64 efi_call5(void *func, UINT64 arg1, UINT64 arg2, UINT64 arg3, + UINT64 arg4, UINT64 arg5); +UINT64 efi_call6(void *func, UINT64 arg1, UINT64 arg2, UINT64 arg3, + UINT64 arg4, UINT64 arg5, UINT64 arg6); +UINT64 efi_call7(void *func, UINT64 arg1, UINT64 arg2, UINT64 arg3, + UINT64 arg4, UINT64 arg5, UINT64 arg6, UINT64 arg7); +UINT64 efi_call8(void *func, UINT64 arg1, UINT64 arg2, UINT64 arg3, + UINT64 arg4, UINT64 arg5, UINT64 arg6, UINT64 arg7, + UINT64 arg8); +UINT64 efi_call9(void *func, UINT64 arg1, UINT64 arg2, UINT64 arg3, + UINT64 arg4, UINT64 arg5, UINT64 arg6, UINT64 arg7, + UINT64 arg8, UINT64 arg9); +UINT64 efi_call10(void *func, UINT64 arg1, UINT64 arg2, UINT64 arg3, + UINT64 arg4, UINT64 arg5, UINT64 arg6, UINT64 arg7, + UINT64 arg8, UINT64 arg9, UINT64 arg10); + +/* Front-ends to efi_callX to avoid compiler warnings */ +#define _cast64_efi_call0(f) \ + efi_call0(f) +#define _cast64_efi_call1(f,a1) \ + efi_call1(f, (UINT64)(a1)) +#define _cast64_efi_call2(f,a1,a2) \ + efi_call2(f, (UINT64)(a1), (UINT64)(a2)) +#define _cast64_efi_call3(f,a1,a2,a3) \ + efi_call3(f, (UINT64)(a1), (UINT64)(a2), (UINT64)(a3)) +#define _cast64_efi_call4(f,a1,a2,a3,a4) \ + efi_call4(f, (UINT64)(a1), (UINT64)(a2), (UINT64)(a3), (UINT64)(a4)) +#define _cast64_efi_call5(f,a1,a2,a3,a4,a5) \ + efi_call5(f, (UINT64)(a1), (UINT64)(a2), (UINT64)(a3), (UINT64)(a4), \ + (UINT64)(a5)) +#define _cast64_efi_call6(f,a1,a2,a3,a4,a5,a6) \ + efi_call6(f, (UINT64)(a1), (UINT64)(a2), (UINT64)(a3), (UINT64)(a4), \ + (UINT64)(a5), (UINT64)(a6)) +#define _cast64_efi_call7(f,a1,a2,a3,a4,a5,a6,a7) \ + efi_call7(f, (UINT64)(a1), (UINT64)(a2), (UINT64)(a3), (UINT64)(a4), \ + (UINT64)(a5), (UINT64)(a6), (UINT64)(a7)) +#define _cast64_efi_call8(f,a1,a2,a3,a4,a5,a6,a7,a8) \ + efi_call8(f, (UINT64)(a1), (UINT64)(a2), (UINT64)(a3), (UINT64)(a4), \ + (UINT64)(a5), (UINT64)(a6), (UINT64)(a7), (UINT64)(a8)) +#define _cast64_efi_call9(f,a1,a2,a3,a4,a5,a6,a7,a8,a9) \ + efi_call9(f, (UINT64)(a1), (UINT64)(a2), (UINT64)(a3), (UINT64)(a4), \ + (UINT64)(a5), (UINT64)(a6), (UINT64)(a7), (UINT64)(a8), \ + (UINT64)(a9)) +#define _cast64_efi_call10(f,a1,a2,a3,a4,a5,a6,a7,a8,a9,a10) \ + efi_call10(f, (UINT64)(a1), (UINT64)(a2), (UINT64)(a3), (UINT64)(a4), \ + (UINT64)(a5), (UINT64)(a6), (UINT64)(a7), (UINT64)(a8), \ + (UINT64)(a9), (UINT64)(a10)) + +/* main wrapper (va_num ignored) */ +#define uefi_call_wrapper(func,va_num,...) \ + __VA_ARG_NSUFFIX__(_cast64_efi_call, __VA_ARGS__) (func , ##__VA_ARGS__) + +#endif +#define EFI_FUNCTION __attribute__((ms_abi)) + +#ifdef _MSC_EXTENSIONS +#pragma warning ( disable : 4731 ) // Suppress warnings about modification of EBP +#endif + +#endif |