mirror of
https://github.com/CloverHackyColor/CloverBootloader.git
synced 2024-12-18 15:27:48 +01:00
241 lines
6.2 KiB
C
241 lines
6.2 KiB
C
/** @file
|
|
Processor or Compiler specific defines and types for ARM.
|
|
|
|
Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>
|
|
Portions copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
|
|
SPDX-License-Identifier: BSD-2-Clause-Patent
|
|
|
|
**/
|
|
|
|
#ifndef __PROCESSOR_BIND_H__
|
|
#define __PROCESSOR_BIND_H__
|
|
|
|
///
|
|
/// Define the processor type so other code can make processor based choices
|
|
///
|
|
#define MDE_CPU_ARM
|
|
|
|
//
|
|
// Make sure we are using the correct packing rules per EFI specification
|
|
//
|
|
#if !defined(__GNUC__) && !defined(__ASSEMBLER__)
|
|
#pragma pack()
|
|
#endif
|
|
|
|
#if defined(_MSC_EXTENSIONS)
|
|
|
|
//
|
|
// Disable some level 4 compilation warnings (same as IA32 and X64)
|
|
//
|
|
|
|
//
|
|
// Disabling bitfield type checking warnings.
|
|
//
|
|
#pragma warning ( disable : 4214 )
|
|
|
|
//
|
|
// Disabling the unreferenced formal parameter warnings.
|
|
//
|
|
#pragma warning ( disable : 4100 )
|
|
|
|
//
|
|
// Disable slightly different base types warning as CHAR8 * can not be set
|
|
// to a constant string.
|
|
//
|
|
#pragma warning ( disable : 4057 )
|
|
|
|
//
|
|
// ASSERT(FALSE) or while (TRUE) are legal constructs so suppress this warning
|
|
//
|
|
#pragma warning ( disable : 4127 )
|
|
|
|
//
|
|
// This warning is caused by functions defined but not used. For precompiled header only.
|
|
//
|
|
#pragma warning ( disable : 4505 )
|
|
|
|
//
|
|
// This warning is caused by empty (after preprocessing) source file. For precompiled header only.
|
|
//
|
|
#pragma warning ( disable : 4206 )
|
|
|
|
//
|
|
// Disable 'potentially uninitialized local variable X used' warnings
|
|
//
|
|
#pragma warning ( disable : 4701 )
|
|
|
|
//
|
|
// Disable 'potentially uninitialized local pointer variable X used' warnings
|
|
//
|
|
#pragma warning ( disable : 4703 )
|
|
|
|
#endif
|
|
|
|
//
|
|
// RVCT and MSFT don't support the __builtin_unreachable() macro
|
|
//
|
|
#if defined(__ARMCC_VERSION) || defined(_MSC_EXTENSIONS)
|
|
#define UNREACHABLE()
|
|
#endif
|
|
|
|
#if defined(_MSC_EXTENSIONS)
|
|
//
|
|
// use Microsoft* C compiler dependent integer width types
|
|
//
|
|
typedef unsigned __int64 UINT64;
|
|
typedef __int64 INT64;
|
|
typedef unsigned __int32 UINT32;
|
|
typedef __int32 INT32;
|
|
typedef unsigned short UINT16;
|
|
typedef unsigned short CHAR16;
|
|
typedef short INT16;
|
|
typedef unsigned char BOOLEAN;
|
|
typedef unsigned char UINT8;
|
|
typedef char CHAR8;
|
|
typedef signed char INT8;
|
|
#else
|
|
//
|
|
// Assume standard ARM alignment.
|
|
// Need to check portability of long long
|
|
//
|
|
typedef unsigned long long UINT64;
|
|
typedef long long INT64;
|
|
typedef unsigned int UINT32;
|
|
typedef int INT32;
|
|
typedef unsigned short UINT16;
|
|
typedef unsigned short CHAR16;
|
|
typedef short INT16;
|
|
typedef unsigned char BOOLEAN;
|
|
typedef unsigned char UINT8;
|
|
typedef char CHAR8;
|
|
typedef signed char INT8;
|
|
#endif
|
|
|
|
///
|
|
/// Unsigned value of native width. (4 bytes on supported 32-bit processor instructions,
|
|
/// 8 bytes on supported 64-bit processor instructions)
|
|
///
|
|
typedef UINT32 UINTN;
|
|
|
|
///
|
|
/// Signed value of native width. (4 bytes on supported 32-bit processor instructions,
|
|
/// 8 bytes on supported 64-bit processor instructions)
|
|
///
|
|
typedef INT32 INTN;
|
|
|
|
//
|
|
// Processor specific defines
|
|
//
|
|
|
|
///
|
|
/// A value of native width with the highest bit set.
|
|
///
|
|
#define MAX_BIT 0x80000000
|
|
|
|
///
|
|
/// A value of native width with the two highest bits set.
|
|
///
|
|
#define MAX_2_BITS 0xC0000000
|
|
|
|
///
|
|
/// Maximum legal ARM address
|
|
///
|
|
#define MAX_ADDRESS 0xFFFFFFFF
|
|
|
|
///
|
|
/// Maximum usable address at boot time
|
|
///
|
|
#define MAX_ALLOC_ADDRESS MAX_ADDRESS
|
|
|
|
///
|
|
/// Maximum legal ARM INTN and UINTN values.
|
|
///
|
|
#define MAX_INTN ((INTN)0x7FFFFFFF)
|
|
#define MAX_UINTN ((UINTN)0xFFFFFFFF)
|
|
|
|
///
|
|
/// Minimum legal ARM INTN value.
|
|
///
|
|
#define MIN_INTN (((INTN)-2147483647) - 1)
|
|
|
|
///
|
|
/// The stack alignment required for ARM
|
|
///
|
|
#define CPU_STACK_ALIGNMENT sizeof(UINT64)
|
|
|
|
///
|
|
/// Page allocation granularity for ARM
|
|
///
|
|
#define DEFAULT_PAGE_ALLOCATION_GRANULARITY (0x1000)
|
|
#define RUNTIME_PAGE_ALLOCATION_GRANULARITY (0x1000)
|
|
|
|
//
|
|
// Modifier to ensure that all protocol member functions and EFI intrinsics
|
|
// use the correct C calling convention. All protocol member functions and
|
|
// EFI intrinsics are required to modify their member functions with EFIAPI.
|
|
//
|
|
#define EFIAPI
|
|
|
|
// When compiling with Clang, we still use GNU as for the assembler, so we still
|
|
// need to define the GCC_ASM* macros.
|
|
#if defined(__GNUC__) || defined(__clang__)
|
|
///
|
|
/// For GNU assembly code, .global or .globl can declare global symbols.
|
|
/// Define this macro to unify the usage.
|
|
///
|
|
#define ASM_GLOBAL .globl
|
|
|
|
#if !defined(__APPLE__)
|
|
///
|
|
/// ARM EABI defines that the linker should not manipulate call relocations
|
|
/// (do bl/blx conversion) unless the target symbol has function type.
|
|
/// CodeSourcery 2010.09 started requiring the .type to function properly
|
|
///
|
|
#define INTERWORK_FUNC(func__) .type ASM_PFX(func__), %function
|
|
|
|
#define GCC_ASM_EXPORT(func__) \
|
|
.global _CONCATENATE (__USER_LABEL_PREFIX__, func__) ;\
|
|
.type ASM_PFX(func__), %function
|
|
|
|
#define GCC_ASM_IMPORT(func__) \
|
|
.extern _CONCATENATE (__USER_LABEL_PREFIX__, func__)
|
|
|
|
#else
|
|
//
|
|
// .type not supported by Apple Xcode tools
|
|
//
|
|
#define INTERWORK_FUNC(func__)
|
|
|
|
#define GCC_ASM_EXPORT(func__) \
|
|
.globl _CONCATENATE (__USER_LABEL_PREFIX__, func__) \
|
|
|
|
#define GCC_ASM_IMPORT(name)
|
|
|
|
#endif
|
|
#elif defined(_MSC_EXTENSIONS)
|
|
//
|
|
// PRESERVE8 is not supported by the MSFT assembler.
|
|
//
|
|
#define PRESERVE8
|
|
#endif
|
|
|
|
/**
|
|
Return the pointer to the first instruction of a function given a function pointer.
|
|
On ARM CPU architectures, these two pointer values are the same,
|
|
so the implementation of this macro is very simple.
|
|
|
|
@param FunctionPointer A pointer to a function.
|
|
|
|
@return The pointer to the first instruction of a function given a function pointer.
|
|
|
|
**/
|
|
#define FUNCTION_ENTRY_POINT(FunctionPointer) (VOID *)(UINTN)(FunctionPointer)
|
|
|
|
#ifndef __USER_LABEL_PREFIX__
|
|
#define __USER_LABEL_PREFIX__
|
|
#endif
|
|
|
|
#endif
|
|
|
|
|