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author | mdkinney <mdkinney@6f19259b-4bc3-4df7-8a09-765794883524> | 2008-12-07 23:10:08 +0000 |
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committer | mdkinney <mdkinney@6f19259b-4bc3-4df7-8a09-765794883524> | 2008-12-07 23:10:08 +0000 |
commit | f4ec40abd6533850edb914de59b7ef5f1c1c1bb6 (patch) | |
tree | 1e398baa8e8a50367effc9d98fff318316838b96 /MdePkg/Include/Ebc | |
parent | 2a3f6a21d3fb87b66be48aa8be2c0380a0db0ae6 (diff) | |
download | edk2-platforms-f4ec40abd6533850edb914de59b7ef5f1c1c1bb6.tar.xz |
Add more detailed comments for many of the Base Types
Remove all declarations of UINT8_MAX. Use BIT8-1 instead.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@6909 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'MdePkg/Include/Ebc')
-rw-r--r-- | MdePkg/Include/Ebc/ProcessorBind.h | 54 |
1 files changed, 48 insertions, 6 deletions
diff --git a/MdePkg/Include/Ebc/ProcessorBind.h b/MdePkg/Include/Ebc/ProcessorBind.h index 966ddb6781..b46064b837 100644 --- a/MdePkg/Include/Ebc/ProcessorBind.h +++ b/MdePkg/Include/Ebc/ProcessorBind.h @@ -26,33 +26,76 @@ //
// Native integer types
//
+
+///
+/// 1-byte signed value
+///
typedef char INT8;
+///
+/// Logical Boolean. 1-byte value containing 0 for FALSE or a 1 for TRUE. Other
+/// values are undefined.
+///
typedef unsigned char BOOLEAN;
+///
+/// 1-byte unsigned value
+///
typedef unsigned char UINT8;
+///
+/// 1-byte Character
+///
typedef char CHAR8;
-
+///
+/// 2-byte signed value
+///
typedef short INT16;
+///
+/// 2-byte unsigned value
+///
typedef unsigned short UINT16;
+///
+/// 2-byte Character. Unless otherwise specified all strings are stored in the
+/// UTF-16 encoding format as defined by Unicode 2.1 and ISO/IEC 10646 standards.
+///
typedef unsigned short CHAR16;
-
+///
+/// 4-byte signed value
+///
typedef int INT32;
+///
+/// 4-byte unsigned value
+///
typedef unsigned int UINT32;
-
+///
+/// 8-byte signed value
+///
typedef __int64 INT64;
+///
+/// 8-byte unsigned value
+///
typedef unsigned __int64 UINT64;
///
+/// Signed value of native width. (4 bytes on supported 32-bit processor instructions,
+/// 8 bytes on supported 64-bit processor instructions)
/// "long" type scales to the processor native size with EBC compiler
///
typedef long INTN;
+///
+/// Unsigned value of native width. (4 bytes on supported 32-bit processor instructions,
+/// 8 bytes on supported 64-bit processor instructions)
+/// "long" type scales to the processor native size with EBC compiler
+///
typedef unsigned long UINTN;
-#define UINT8_MAX 0xff
-
///
+/// A value of native width with the highest bit set.
/// Scalable macro to set the most significant bit in a natural number
///
#define MAX_BIT (1ULL << (sizeof (INTN) * 8 - 1))
+///
+/// A value of native width with the two highest bits set.
+/// Scalable macro to set the most 2 significant bits in a natural number
+///
#define MAX_2_BITS (3ULL << (sizeof (INTN) * 8 - 2))
///
@@ -89,7 +132,6 @@ typedef unsigned long UINTN; @return The pointer to the first instruction of a function given a function pointer.
**/
-
#define FUNCTION_ENTRY_POINT(FunctionPointer) (VOID *)(UINTN)(FunctionPointer)
#endif
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