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959ccb23 1/** @file\r
2 Processor or compiler specific defines and types for EBC.\r
3\r
1a2f870c 4 We currently only have one EBC compiler so there may be some Intel compiler\r
959ccb23 5 specific functions in this file.\r
6\r
9095d37b 7Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>\r
9344f092 8SPDX-License-Identifier: BSD-2-Clause-Patent\r
959ccb23 9\r
959ccb23 10**/\r
11\r
12#ifndef __PROCESSOR_BIND_H__\r
13#define __PROCESSOR_BIND_H__\r
14\r
d484d120 15///\r
16/// Define the processor type so other code can make processor based choices\r
17///\r
959ccb23 18#define MDE_CPU_EBC\r
19\r
20//\r
21// Native integer types\r
22//\r
f4ec40ab 23\r
24///\r
25/// 1-byte signed value\r
26///\r
2f88bd3a 27typedef signed char INT8;\r
f4ec40ab 28///\r
29/// Logical Boolean. 1-byte value containing 0 for FALSE or a 1 for TRUE. Other\r
30/// values are undefined.\r
31///\r
2f88bd3a 32typedef unsigned char BOOLEAN;\r
f4ec40ab 33///\r
af2dc6a7 34/// 1-byte unsigned value.\r
f4ec40ab 35///\r
2f88bd3a 36typedef unsigned char UINT8;\r
f4ec40ab 37///\r
af2dc6a7 38/// 1-byte Character.\r
f4ec40ab 39///\r
2f88bd3a 40typedef char CHAR8;\r
f4ec40ab 41///\r
af2dc6a7 42/// 2-byte signed value.\r
f4ec40ab 43///\r
2f88bd3a 44typedef short INT16;\r
f4ec40ab 45///\r
af2dc6a7 46/// 2-byte unsigned value.\r
f4ec40ab 47///\r
2f88bd3a 48typedef unsigned short UINT16;\r
f4ec40ab 49///\r
50/// 2-byte Character. Unless otherwise specified all strings are stored in the\r
51/// UTF-16 encoding format as defined by Unicode 2.1 and ISO/IEC 10646 standards.\r
52///\r
2f88bd3a 53typedef unsigned short CHAR16;\r
f4ec40ab 54///\r
af2dc6a7 55/// 4-byte signed value.\r
f4ec40ab 56///\r
2f88bd3a 57typedef int INT32;\r
f4ec40ab 58///\r
af2dc6a7 59/// 4-byte unsigned value.\r
f4ec40ab 60///\r
2f88bd3a 61typedef unsigned int UINT32;\r
f4ec40ab 62///\r
af2dc6a7 63/// 8-byte signed value.\r
f4ec40ab 64///\r
2f88bd3a 65typedef __int64 INT64;\r
f4ec40ab 66///\r
af2dc6a7 67/// 8-byte unsigned value.\r
f4ec40ab 68///\r
2f88bd3a 69typedef unsigned __int64 UINT64;\r
959ccb23 70\r
d484d120 71///\r
f4ec40ab 72/// Signed value of native width. (4 bytes on supported 32-bit processor instructions,\r
73/// 8 bytes on supported 64-bit processor instructions)\r
d484d120 74/// "long" type scales to the processor native size with EBC compiler\r
75///\r
2f88bd3a 76typedef long INTN;\r
f4ec40ab 77///\r
af2dc6a7 78/// The unsigned value of native width. (4 bytes on supported 32-bit processor instructions;\r
f4ec40ab 79/// 8 bytes on supported 64-bit processor instructions)\r
af2dc6a7 80/// "long" type scales to the processor native size with the EBC compiler.\r
f4ec40ab 81///\r
2f88bd3a 82typedef unsigned long UINTN;\r
959ccb23 83\r
d484d120 84///\r
f4ec40ab 85/// A value of native width with the highest bit set.\r
af2dc6a7 86/// Scalable macro to set the most significant bit in a natural number.\r
d484d120 87///\r
2f88bd3a 88#define MAX_BIT ((UINTN)((1ULL << (sizeof (INTN) * 8 - 1))))\r
f4ec40ab 89///\r
90/// A value of native width with the two highest bits set.\r
af2dc6a7 91/// Scalable macro to set the most 2 significant bits in a natural number.\r
f4ec40ab 92///\r
d7a09cb8 93#define MAX_2_BITS ((UINTN)(3ULL << (sizeof (INTN) * 8 - 2)))\r
959ccb23 94\r
d484d120 95///\r
96/// Maximum legal EBC address\r
97///\r
2f88bd3a 98#define MAX_ADDRESS ((UINTN)(~0ULL >> (64 - sizeof (INTN) * 8)))\r
959ccb23 99\r
67b8f806
AB
100///\r
101/// Maximum usable address at boot time (48 bits using 4 KB pages)\r
102///\r
2f88bd3a 103#define MAX_ALLOC_ADDRESS MAX_ADDRESS\r
67b8f806 104\r
39899436
LG
105///\r
106/// Maximum legal EBC INTN and UINTN values.\r
107///\r
d7a09cb8
SB
108#define MAX_UINTN ((UINTN)(~0ULL >> (64 - sizeof (INTN) * 8)))\r
109#define MAX_INTN ((INTN)(~0ULL >> (65 - sizeof (INTN) * 8)))\r
110\r
111///\r
112/// Minimum legal EBC INTN value.\r
113///\r
2f88bd3a 114#define MIN_INTN (((INTN)-MAX_INTN) - 1)\r
39899436 115\r
d484d120 116///\r
117/// The stack alignment required for EBC\r
118///\r
2f88bd3a 119#define CPU_STACK_ALIGNMENT sizeof(UINTN)\r
959ccb23 120\r
08855193
AB
121///\r
122/// Page allocation granularity for EBC\r
123///\r
2f88bd3a
MK
124#define DEFAULT_PAGE_ALLOCATION_GRANULARITY (0x1000)\r
125#define RUNTIME_PAGE_ALLOCATION_GRANULARITY (0x1000)\r
08855193 126\r
d484d120 127///\r
128/// Modifier to ensure that all protocol member functions and EFI intrinsics\r
129/// use the correct C calling convention. All protocol member functions and\r
3963c4bf 130/// EFI intrinsics are required to modify their member functions with EFIAPI.\r
d484d120 131///\r
6149e6bb 132#ifdef EFIAPI\r
2f88bd3a
MK
133///\r
134/// If EFIAPI is already defined, then we use that definition.\r
135///\r
6149e6bb 136#else\r
9095d37b 137#define EFIAPI\r
6149e6bb 138#endif\r
959ccb23 139\r
14996c96
LG
140/**\r
141 Return the pointer to the first instruction of a function given a function pointer.\r
9095d37b 142 On EBC architectures, these two pointer values are the same,\r
14996c96 143 so the implementation of this macro is very simple.\r
9095d37b 144\r
3963c4bf 145 @param FunctionPointer A pointer to a function.\r
14996c96
LG
146\r
147 @return The pointer to the first instruction of a function given a function pointer.\r
148**/\r
2f88bd3a 149#define FUNCTION_ENTRY_POINT(FunctionPointer) (VOID *)(UINTN)(FunctionPointer)\r
24a7505c 150\r
02eef553
JJ
151#ifndef __USER_LABEL_PREFIX__\r
152#define __USER_LABEL_PREFIX__\r
153#endif\r
154\r
9095d37b 155#endif\r