/** @file\r
Processor or compiler specific defines and types for EBC.\r
\r
- We currently only have one EBC complier so there may be some Intel compiler\r
+ We currently only have one EBC compiler so there may be some Intel compiler\r
specific functions in this file.\r
\r
- Copyright (c) 2006, Intel Corporation \r
- All rights reserved. This program and the accompanying materials \r
- are licensed and made available under the terms and conditions of the BSD License \r
- which accompanies this distribution. The full text of the license may be found at \r
- http://opensource.org/licenses/bsd-license.php \r
-\r
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r
+Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>\r
+SPDX-License-Identifier: BSD-2-Clause-Patent\r
\r
**/\r
\r
//\r
// Native integer types\r
//\r
-typedef char INT8;\r
-typedef unsigned char BOOLEAN;\r
-typedef unsigned char UINT8;\r
-typedef char CHAR8;\r
\r
-typedef short INT16;\r
-typedef unsigned short UINT16;\r
-typedef unsigned short CHAR16;\r
+///\r
+/// 1-byte signed value\r
+///\r
+typedef signed char INT8;\r
+///\r
+/// Logical Boolean. 1-byte value containing 0 for FALSE or a 1 for TRUE. Other\r
+/// values are undefined.\r
+///\r
+typedef unsigned char BOOLEAN;\r
+///\r
+/// 1-byte unsigned value.\r
+///\r
+typedef unsigned char UINT8;\r
+///\r
+/// 1-byte Character.\r
+///\r
+typedef char CHAR8;\r
+///\r
+/// 2-byte signed value.\r
+///\r
+typedef short INT16;\r
+///\r
+/// 2-byte unsigned value.\r
+///\r
+typedef unsigned short UINT16;\r
+///\r
+/// 2-byte Character. Unless otherwise specified all strings are stored in the\r
+/// UTF-16 encoding format as defined by Unicode 2.1 and ISO/IEC 10646 standards.\r
+///\r
+typedef unsigned short CHAR16;\r
+///\r
+/// 4-byte signed value.\r
+///\r
+typedef int INT32;\r
+///\r
+/// 4-byte unsigned value.\r
+///\r
+typedef unsigned int UINT32;\r
+///\r
+/// 8-byte signed value.\r
+///\r
+typedef __int64 INT64;\r
+///\r
+/// 8-byte unsigned value.\r
+///\r
+typedef unsigned __int64 UINT64;\r
\r
-typedef int INT32;\r
-typedef unsigned int UINT32;\r
+///\r
+/// Signed value of native width. (4 bytes on supported 32-bit processor instructions,\r
+/// 8 bytes on supported 64-bit processor instructions)\r
+/// "long" type scales to the processor native size with EBC compiler\r
+///\r
+typedef long INTN;\r
+///\r
+/// The unsigned value of native width. (4 bytes on supported 32-bit processor instructions;\r
+/// 8 bytes on supported 64-bit processor instructions)\r
+/// "long" type scales to the processor native size with the EBC compiler.\r
+///\r
+typedef unsigned long UINTN;\r
\r
-typedef __int64 INT64;\r
-typedef unsigned __int64 UINT64;\r
+///\r
+/// A value of native width with the highest bit set.\r
+/// Scalable macro to set the most significant bit in a natural number.\r
+///\r
+#define MAX_BIT ((UINTN)((1ULL << (sizeof (INTN) * 8 - 1))))\r
+///\r
+/// A value of native width with the two highest bits set.\r
+/// Scalable macro to set the most 2 significant bits in a natural number.\r
+///\r
+#define MAX_2_BITS ((UINTN)(3ULL << (sizeof (INTN) * 8 - 2)))\r
\r
///\r
-/// "long" type scales to the processor native size with EBC compiler\r
+/// Maximum legal EBC address\r
///\r
-typedef long INTN;\r
-typedef unsigned long UINTN;\r
+#define MAX_ADDRESS ((UINTN)(~0ULL >> (64 - sizeof (INTN) * 8)))\r
\r
-#define UINT8_MAX 0xff\r
+///\r
+/// Maximum usable address at boot time (48 bits using 4 KB pages)\r
+///\r
+#define MAX_ALLOC_ADDRESS MAX_ADDRESS\r
\r
///\r
-/// Scalable macro to set the most significant bit in a natural number\r
+/// Maximum legal EBC INTN and UINTN values.\r
///\r
-#define MAX_BIT (1ULL << (sizeof (INTN) * 8 - 1)) \r
-#define MAX_2_BITS (3ULL << (sizeof (INTN) * 8 - 2))\r
+#define MAX_UINTN ((UINTN)(~0ULL >> (64 - sizeof (INTN) * 8)))\r
+#define MAX_INTN ((INTN)(~0ULL >> (65 - sizeof (INTN) * 8)))\r
\r
///\r
-/// Maximum legal EBC address\r
+/// Minimum legal EBC INTN value.\r
///\r
-#define MAX_ADDRESS ((UINTN) ~0)\r
+#define MIN_INTN (((INTN)-MAX_INTN) - 1)\r
\r
///\r
/// The stack alignment required for EBC\r
///\r
-#define CPU_STACK_ALIGNMENT sizeof(UINTN)\r
+#define CPU_STACK_ALIGNMENT sizeof(UINTN)\r
+\r
+///\r
+/// Page allocation granularity for EBC\r
+///\r
+#define DEFAULT_PAGE_ALLOCATION_GRANULARITY (0x1000)\r
+#define RUNTIME_PAGE_ALLOCATION_GRANULARITY (0x1000)\r
\r
///\r
/// Modifier to ensure that all protocol member functions and EFI intrinsics\r
/// use the correct C calling convention. All protocol member functions and\r
-/// EFI intrinsics are required to modify thier member functions with EFIAPI.\r
+/// EFI intrinsics are required to modify their member functions with EFIAPI.\r
///\r
-#define EFIAPI \r
-\r
+#ifdef EFIAPI\r
///\r
-/// The Microsoft* C compiler can removed references to unreferenced data items\r
-/// if the /OPT:REF linker option is used. We defined a macro as this is a \r
-/// a non standard extension. Currently not supported by the EBC compiler\r
+/// If EFIAPI is already defined, then we use that definition.\r
///\r
-#define GLOBAL_REMOVE_IF_UNREFERENCED\r
+#else\r
+#define EFIAPI\r
+#endif\r
+\r
+/**\r
+ Return the pointer to the first instruction of a function given a function pointer.\r
+ On EBC architectures, these two pointer values are the same,\r
+ so the implementation of this macro is very simple.\r
\r
-#define FUNCTION_ENTRY_POINT(p) (p)\r
+ @param FunctionPointer A pointer to a function.\r
+\r
+ @return The pointer to the first instruction of a function given a function pointer.\r
+**/\r
+#define FUNCTION_ENTRY_POINT(FunctionPointer) (VOID *)(UINTN)(FunctionPointer)\r
\r
-#endif \r
+#ifndef __USER_LABEL_PREFIX__\r
+#define __USER_LABEL_PREFIX__\r
+#endif\r
\r
+#endif\r