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Diffstat (limited to 'contrib/syslinux-4.02/gpxe/src/include/gpxe/efi/Base.h')
| -rw-r--r-- | contrib/syslinux-4.02/gpxe/src/include/gpxe/efi/Base.h | 329 |
1 files changed, 329 insertions, 0 deletions
diff --git a/contrib/syslinux-4.02/gpxe/src/include/gpxe/efi/Base.h b/contrib/syslinux-4.02/gpxe/src/include/gpxe/efi/Base.h new file mode 100644 index 0000000..b2552d8 --- /dev/null +++ b/contrib/syslinux-4.02/gpxe/src/include/gpxe/efi/Base.h @@ -0,0 +1,329 @@ +/** @file + Root include file for Mde Package Base type modules + + This is the include file for any module of type base. Base modules only use + types defined via this include file and can be ported easily to any + environment. There are a set of base libraries in the Mde Package that can + be used to implement base modules. + +Copyright (c) 2006 - 2008, Intel Corporation +All rights reserved. This program and the accompanying materials +are licensed and made available under the terms and conditions of the BSD License +which accompanies this distribution. The full text of the license may be found at +http://opensource.org/licenses/bsd-license.php + +THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, +WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. + +**/ + + +#ifndef __BASE_H__ +#define __BASE_H__ + +// +// Include processor specific binding +// +#include <gpxe/efi/ProcessorBind.h> + +typedef struct { + UINT32 Data1; + UINT16 Data2; + UINT16 Data3; + UINT8 Data4[8]; +} GUID; + +typedef UINT64 PHYSICAL_ADDRESS; + +/// +/// LIST_ENTRY definition +/// +typedef struct _LIST_ENTRY LIST_ENTRY; + +struct _LIST_ENTRY { + LIST_ENTRY *ForwardLink; + LIST_ENTRY *BackLink; +}; + +// +// Modifiers to absract standard types to aid in debug of problems +// +#define CONST const +#define STATIC static +#define VOID void + +// +// Modifiers for Data Types used to self document code. +// This concept is borrowed for UEFI specification. +// +#define IN +#define OUT +#define OPTIONAL + +// +// UEFI specification claims 1 and 0. We are concerned about the +// complier portability so we did it this way. +// +#define TRUE ((BOOLEAN)(1==1)) +#define FALSE ((BOOLEAN)(0==1)) + +#define NULL ((VOID *) 0) + +#define BIT0 0x00000001 +#define BIT1 0x00000002 +#define BIT2 0x00000004 +#define BIT3 0x00000008 +#define BIT4 0x00000010 +#define BIT5 0x00000020 +#define BIT6 0x00000040 +#define BIT7 0x00000080 +#define BIT8 0x00000100 +#define BIT9 0x00000200 +#define BIT10 0x00000400 +#define BIT11 0x00000800 +#define BIT12 0x00001000 +#define BIT13 0x00002000 +#define BIT14 0x00004000 +#define BIT15 0x00008000 +#define BIT16 0x00010000 +#define BIT17 0x00020000 +#define BIT18 0x00040000 +#define BIT19 0x00080000 +#define BIT20 0x00100000 +#define BIT21 0x00200000 +#define BIT22 0x00400000 +#define BIT23 0x00800000 +#define BIT24 0x01000000 +#define BIT25 0x02000000 +#define BIT26 0x04000000 +#define BIT27 0x08000000 +#define BIT28 0x10000000 +#define BIT29 0x20000000 +#define BIT30 0x40000000 +#define BIT31 0x80000000 +#define BIT32 0x0000000100000000UL +#define BIT33 0x0000000200000000UL +#define BIT34 0x0000000400000000UL +#define BIT35 0x0000000800000000UL +#define BIT36 0x0000001000000000UL +#define BIT37 0x0000002000000000UL +#define BIT38 0x0000004000000000UL +#define BIT39 0x0000008000000000UL +#define BIT40 0x0000010000000000UL +#define BIT41 0x0000020000000000UL +#define BIT42 0x0000040000000000UL +#define BIT43 0x0000080000000000UL +#define BIT44 0x0000100000000000UL +#define BIT45 0x0000200000000000UL +#define BIT46 0x0000400000000000UL +#define BIT47 0x0000800000000000UL +#define BIT48 0x0001000000000000UL +#define BIT49 0x0002000000000000UL +#define BIT50 0x0004000000000000UL +#define BIT51 0x0008000000000000UL +#define BIT52 0x0010000000000000UL +#define BIT53 0x0020000000000000UL +#define BIT54 0x0040000000000000UL +#define BIT55 0x0080000000000000UL +#define BIT56 0x0100000000000000UL +#define BIT57 0x0200000000000000UL +#define BIT58 0x0400000000000000UL +#define BIT59 0x0800000000000000UL +#define BIT60 0x1000000000000000UL +#define BIT61 0x2000000000000000UL +#define BIT62 0x4000000000000000UL +#define BIT63 0x8000000000000000UL + +// +// Support for variable length argument lists using the ANSI standard. +// +// Since we are using the ANSI standard we used the standard nameing and +// did not folow the coding convention +// +// VA_LIST - typedef for argument list. +// VA_START (VA_LIST Marker, argument before the ...) - Init Marker for use. +// VA_END (VA_LIST Marker) - Clear Marker +// VA_ARG (VA_LIST Marker, var arg size) - Use Marker to get an argumnet from +// the ... list. You must know the size and pass it in this macro. +// +// example: +// +// UINTN +// ExampleVarArg ( +// IN UINTN NumberOfArgs, +// ... +// ) +// { +// VA_LIST Marker; +// UINTN Index; +// UINTN Result; +// +// // +// // Initialize the Marker +// // +// VA_START (Marker, NumberOfArgs); +// for (Index = 0, Result = 0; Index < NumberOfArgs; Index++) { +// // +// // The ... list is a series of UINTN values, so average them up. +// // +// Result += VA_ARG (Marker, UINTN); +// } +// +// VA_END (Marker); +// return Result +// } +// + +#define _INT_SIZE_OF(n) ((sizeof (n) + sizeof (UINTN) - 1) &~(sizeof (UINTN) - 1)) + +// +// Also support coding convention rules for var arg macros +// +typedef CHAR8 *VA_LIST; +#define VA_START(ap, v) (ap = (VA_LIST) & (v) + _INT_SIZE_OF (v)) +#define VA_ARG(ap, t) (*(t *) ((ap += _INT_SIZE_OF (t)) - _INT_SIZE_OF (t))) +#define VA_END(ap) (ap = (VA_LIST) 0) + +// +// Macro that returns the byte offset of a field in a data structure. +// +#define OFFSET_OF(TYPE, Field) ((UINTN) &(((TYPE *)0)->Field)) + +/// +/// CONTAINING_RECORD - returns a pointer to the structure +/// from one of it's elements. +/// +#define _CR(Record, TYPE, Field) ((TYPE *) ((CHAR8 *) (Record) - (CHAR8 *) &(((TYPE *) 0)->Field))) + +/// +/// ALIGN_VALUE - aligns a value up to the next boundary of the given alignment. +/// +#define ALIGN_VALUE(Value, Alignment) ((Value) + (((Alignment) - (Value)) & ((Alignment) - 1))) + +/// +/// ALIGN_POINTER - aligns a pointer to the lowest boundry +/// +#define ALIGN_POINTER(Pointer, Alignment) ((VOID *) (ALIGN_VALUE ((UINTN)(Pointer), (Alignment)))) + +/// +/// ALIGN_VARIABLE - aligns a variable up to the next natural boundry for int size of a processor +/// +#define ALIGN_VARIABLE(Value) ALIGN_VALUE ((Value), sizeof (UINTN)) + + +// +// Return the maximum of two operands. +// This macro returns the maximum of two operand specified by a and b. +// Both a and b must be the same numerical types, signed or unsigned. +// +#define MAX(a, b) \ + (((a) > (b)) ? (a) : (b)) + + +// +// Return the minimum of two operands. +// This macro returns the minimal of two operand specified by a and b. +// Both a and b must be the same numerical types, signed or unsigned. +// +#define MIN(a, b) \ + (((a) < (b)) ? (a) : (b)) + + +// +// EFI Error Codes common to all execution phases +// + +typedef INTN RETURN_STATUS; + +/// +/// Set the upper bit to indicate EFI Error. +/// +#define ENCODE_ERROR(a) (MAX_BIT | (a)) + +#define ENCODE_WARNING(a) (a) +#define RETURN_ERROR(a) ((INTN) (a) < 0) + +#define RETURN_SUCCESS 0 +#define RETURN_LOAD_ERROR ENCODE_ERROR (1) +#define RETURN_INVALID_PARAMETER ENCODE_ERROR (2) +#define RETURN_UNSUPPORTED ENCODE_ERROR (3) +#define RETURN_BAD_BUFFER_SIZE ENCODE_ERROR (4) +#define RETURN_BUFFER_TOO_SMALL ENCODE_ERROR (5) +#define RETURN_NOT_READY ENCODE_ERROR (6) +#define RETURN_DEVICE_ERROR ENCODE_ERROR (7) +#define RETURN_WRITE_PROTECTED ENCODE_ERROR (8) +#define RETURN_OUT_OF_RESOURCES ENCODE_ERROR (9) +#define RETURN_VOLUME_CORRUPTED ENCODE_ERROR (10) +#define RETURN_VOLUME_FULL ENCODE_ERROR (11) +#define RETURN_NO_MEDIA ENCODE_ERROR (12) +#define RETURN_MEDIA_CHANGED ENCODE_ERROR (13) +#define RETURN_NOT_FOUND ENCODE_ERROR (14) +#define RETURN_ACCESS_DENIED ENCODE_ERROR (15) +#define RETURN_NO_RESPONSE ENCODE_ERROR (16) +#define RETURN_NO_MAPPING ENCODE_ERROR (17) +#define RETURN_TIMEOUT ENCODE_ERROR (18) +#define RETURN_NOT_STARTED ENCODE_ERROR (19) +#define RETURN_ALREADY_STARTED ENCODE_ERROR (20) +#define RETURN_ABORTED ENCODE_ERROR (21) +#define RETURN_ICMP_ERROR ENCODE_ERROR (22) +#define RETURN_TFTP_ERROR ENCODE_ERROR (23) +#define RETURN_PROTOCOL_ERROR ENCODE_ERROR (24) +#define RETURN_INCOMPATIBLE_VERSION ENCODE_ERROR (25) +#define RETURN_SECURITY_VIOLATION ENCODE_ERROR (26) +#define RETURN_CRC_ERROR ENCODE_ERROR (27) +#define RETURN_END_OF_MEDIA ENCODE_ERROR (28) +#define RETURN_END_OF_FILE ENCODE_ERROR (31) +#define RETURN_INVALID_LANGUAGE ENCODE_ERROR (32) + + +#define RETURN_WARN_UNKNOWN_GLYPH ENCODE_WARNING (1) +#define RETURN_WARN_DELETE_FAILURE ENCODE_WARNING (2) +#define RETURN_WARN_WRITE_FAILURE ENCODE_WARNING (3) +#define RETURN_WARN_BUFFER_TOO_SMALL ENCODE_WARNING (4) + +/** + Returns a 16-bit signature built from 2 ASCII characters. + + @param A The first ASCII character. + @param B The second ASCII character. + + @return A 16-bit value built from the two ASCII characters specified by A and B. + +**/ +#define SIGNATURE_16(A, B) ((A) | (B << 8)) + +/** + Returns a 32-bit signature built from 4 ASCII characters. + + @param A The first ASCII character. + @param B The second ASCII character. + @param C The third ASCII character. + @param D The fourth ASCII character. + + @return A 32-bit value built from the two ASCII characters specified by A, B, + C and D. + +**/ +#define SIGNATURE_32(A, B, C, D) (SIGNATURE_16 (A, B) | (SIGNATURE_16 (C, D) << 16)) + +/** + Returns a 64-bit signature built from 8 ASCII characters. + + @param A The first ASCII character. + @param B The second ASCII character. + @param C The third ASCII character. + @param D The fourth ASCII character. + @param E The fifth ASCII character. + @param F The sixth ASCII character. + @param G The seventh ASCII character. + @param H The eighth ASCII character. + + @return A 64-bit value built from the two ASCII characters specified by A, B, + C, D, E, F, G and H. + +**/ +#define SIGNATURE_64(A, B, C, D, E, F, G, H) \ + (SIGNATURE_32 (A, B, C, D) | ((UINT64) (SIGNATURE_32 (E, F, G, H)) << 32)) + +#endif + |