[mirror_edk2.git] / MdePkg / Library / BasePeCoffLib / Ipf / PeCoffLoaderEx.c

/** @file\r
  Fixes Intel Itanium(TM) specific relocation types.\r
\r
  Copyright (c) 2006 - 2008, Intel Corporation. All rights reserved.<BR>\r
  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
\r
**/\r
\r
#include "BasePeCoffLibInternals.h"\r
\r
\r
\r
#define EXT_IMM64(Value, Address, Size, InstPos, ValPos)  \\r
    Value |= (((UINT64)((*(Address) >> InstPos) & (((UINT64)1 << Size) - 1))) << ValPos)\r
\r
#define INS_IMM64(Value, Address, Size, InstPos, ValPos)  \\r
    *(UINT32*)Address = (*(UINT32*)Address & ~(((1 << Size) - 1) << InstPos)) | \\r
          ((UINT32)((((UINT64)Value >> ValPos) & (((UINT64)1 << Size) - 1))) << InstPos)\r
\r
#define IMM64_IMM7B_INST_WORD_X         3\r
#define IMM64_IMM7B_SIZE_X              7\r
#define IMM64_IMM7B_INST_WORD_POS_X     4\r
#define IMM64_IMM7B_VAL_POS_X           0\r
\r
#define IMM64_IMM9D_INST_WORD_X         3\r
#define IMM64_IMM9D_SIZE_X              9\r
#define IMM64_IMM9D_INST_WORD_POS_X     18\r
#define IMM64_IMM9D_VAL_POS_X           7\r
\r
#define IMM64_IMM5C_INST_WORD_X         3\r
#define IMM64_IMM5C_SIZE_X              5\r
#define IMM64_IMM5C_INST_WORD_POS_X     13\r
#define IMM64_IMM5C_VAL_POS_X           16\r
\r
#define IMM64_IC_INST_WORD_X            3\r
#define IMM64_IC_SIZE_X                 1\r
#define IMM64_IC_INST_WORD_POS_X        12\r
#define IMM64_IC_VAL_POS_X              21\r
\r
#define IMM64_IMM41A_INST_WORD_X        1\r
#define IMM64_IMM41A_SIZE_X             10\r
#define IMM64_IMM41A_INST_WORD_POS_X    14\r
#define IMM64_IMM41A_VAL_POS_X          22\r
\r
#define IMM64_IMM41B_INST_WORD_X        1\r
#define IMM64_IMM41B_SIZE_X             8\r
#define IMM64_IMM41B_INST_WORD_POS_X    24\r
#define IMM64_IMM41B_VAL_POS_X          32\r
\r
#define IMM64_IMM41C_INST_WORD_X        2\r
#define IMM64_IMM41C_SIZE_X             23\r
#define IMM64_IMM41C_INST_WORD_POS_X    0\r
#define IMM64_IMM41C_VAL_POS_X          40\r
\r
#define IMM64_SIGN_INST_WORD_X          3\r
#define IMM64_SIGN_SIZE_X               1\r
#define IMM64_SIGN_INST_WORD_POS_X      27\r
#define IMM64_SIGN_VAL_POS_X            63\r
\r
/**\r
  Performs an Itanium-based specific relocation fixup.\r
\r
  @param  Reloc       The pointer to the relocation record.\r
  @param  Fixup       The pointer to the address to fix up.\r
  @param  FixupData   The pointer to a buffer to log the fixups.\r
  @param  Adjust      The offset to adjust the fixup.\r
\r
  @retval RETURN_SUCCESS Succeed to fix the relocation entry.\r
  @retval RETURN_UNSUPPOTED Unrecoganized relocation entry.\r
\r
**/\r
RETURN_STATUS\r
PeCoffLoaderRelocateImageEx (\r
  IN UINT16      *Reloc,\r
  IN OUT CHAR8   *Fixup,\r
  IN OUT CHAR8   **FixupData,\r
  IN UINT64      Adjust\r
  )\r
{\r
  UINT64      *Fixup64;\r
  UINT64      FixupVal;\r
\r
  switch ((*Reloc) >> 12) {\r
    case EFI_IMAGE_REL_BASED_IA64_IMM64:\r
\r
      //\r
      // Align it to bundle address before fixing up the\r
      // 64-bit immediate value of the movl instruction.\r
      //\r
\r
      Fixup = (CHAR8 *)((UINTN) Fixup & (UINTN) ~(15));\r
      FixupVal = (UINT64)0;\r
\r
      //\r
      // Extract the lower 32 bits of IMM64 from bundle\r
      //\r
      EXT_IMM64(FixupVal,\r
                (UINT32 *)Fixup + IMM64_IMM7B_INST_WORD_X,\r
                IMM64_IMM7B_SIZE_X,\r
                IMM64_IMM7B_INST_WORD_POS_X,\r
                IMM64_IMM7B_VAL_POS_X\r
                );\r
\r
      EXT_IMM64(FixupVal,\r
                (UINT32 *)Fixup + IMM64_IMM9D_INST_WORD_X,\r
                IMM64_IMM9D_SIZE_X,\r
                IMM64_IMM9D_INST_WORD_POS_X,\r
                IMM64_IMM9D_VAL_POS_X\r
                );\r
\r
      EXT_IMM64(FixupVal,\r
                (UINT32 *)Fixup + IMM64_IMM5C_INST_WORD_X,\r
                IMM64_IMM5C_SIZE_X,\r
                IMM64_IMM5C_INST_WORD_POS_X,\r
                IMM64_IMM5C_VAL_POS_X\r
                );\r
\r
      EXT_IMM64(FixupVal,\r
                (UINT32 *)Fixup + IMM64_IC_INST_WORD_X,\r
                IMM64_IC_SIZE_X,\r
                IMM64_IC_INST_WORD_POS_X,\r
                IMM64_IC_VAL_POS_X\r
                );\r
\r
      EXT_IMM64(FixupVal,\r
                (UINT32 *)Fixup + IMM64_IMM41A_INST_WORD_X,\r
                IMM64_IMM41A_SIZE_X,\r
                IMM64_IMM41A_INST_WORD_POS_X,\r
                IMM64_IMM41A_VAL_POS_X\r
                );\r
\r
      //\r
      // Update 64-bit address\r
      //\r
      FixupVal += Adjust;\r
\r
      //\r
      // Insert IMM64 into bundle\r
      //\r
      INS_IMM64(FixupVal,\r
                ((UINT32 *)Fixup + IMM64_IMM7B_INST_WORD_X),\r
                IMM64_IMM7B_SIZE_X,\r
                IMM64_IMM7B_INST_WORD_POS_X,\r
                IMM64_IMM7B_VAL_POS_X\r
                );\r
\r
      INS_IMM64(FixupVal,\r
                ((UINT32 *)Fixup + IMM64_IMM9D_INST_WORD_X),\r
                IMM64_IMM9D_SIZE_X,\r
                IMM64_IMM9D_INST_WORD_POS_X,\r
                IMM64_IMM9D_VAL_POS_X\r
                );\r
\r
      INS_IMM64(FixupVal,\r
                ((UINT32 *)Fixup + IMM64_IMM5C_INST_WORD_X),\r
                IMM64_IMM5C_SIZE_X,\r
                IMM64_IMM5C_INST_WORD_POS_X,\r
                IMM64_IMM5C_VAL_POS_X\r
                );\r
\r
      INS_IMM64(FixupVal,\r
                ((UINT32 *)Fixup + IMM64_IC_INST_WORD_X),\r
                IMM64_IC_SIZE_X,\r
                IMM64_IC_INST_WORD_POS_X,\r
                IMM64_IC_VAL_POS_X\r
                );\r
\r
      INS_IMM64(FixupVal,\r
                ((UINT32 *)Fixup + IMM64_IMM41A_INST_WORD_X),\r
                IMM64_IMM41A_SIZE_X,\r
                IMM64_IMM41A_INST_WORD_POS_X,\r
                IMM64_IMM41A_VAL_POS_X\r
                );\r
\r
      INS_IMM64(FixupVal,\r
                ((UINT32 *)Fixup + IMM64_IMM41B_INST_WORD_X),\r
                IMM64_IMM41B_SIZE_X,\r
                IMM64_IMM41B_INST_WORD_POS_X,\r
                IMM64_IMM41B_VAL_POS_X\r
                );\r
\r
      INS_IMM64(FixupVal,\r
                ((UINT32 *)Fixup + IMM64_IMM41C_INST_WORD_X),\r
                IMM64_IMM41C_SIZE_X,\r
                IMM64_IMM41C_INST_WORD_POS_X,\r
                IMM64_IMM41C_VAL_POS_X\r
                );\r
\r
      INS_IMM64(FixupVal,\r
                ((UINT32 *)Fixup + IMM64_SIGN_INST_WORD_X),\r
                IMM64_SIGN_SIZE_X,\r
                IMM64_SIGN_INST_WORD_POS_X,\r
                IMM64_SIGN_VAL_POS_X\r
                );\r
\r
      Fixup64 = (UINT64 *) Fixup;\r
      if (*FixupData != NULL) {\r
        *FixupData = ALIGN_POINTER(*FixupData, sizeof(UINT64));\r
        *(UINT64 *)(*FixupData) = *Fixup64;\r
        *FixupData = *FixupData + sizeof(UINT64);\r
      }\r
      break;\r
\r
    default:\r
      return RETURN_UNSUPPORTED;\r
  }\r
\r
  return RETURN_SUCCESS;\r
}\r
\r
/**\r
  Returns TRUE if the machine type of PE/COFF image is supported. Supported\r
  does not mean the image can be executed it means the PE/COFF loader supports\r
  loading and relocating of the image type. It's up to the caller to support\r
  the entry point. \r
  \r
  The itanium version PE/COFF loader/relocater supports itanium and EBC image.\r
\r
  @param  Machine   Machine type from the PE Header.\r
\r
  @return TRUE if this PE/COFF loader can load the image\r
  @return FALSE unrecoganized machine type of image.\r
\r
**/\r
BOOLEAN\r
PeCoffLoaderImageFormatSupported (\r
  IN  UINT16  Machine\r
  )\r
{\r
  if ((Machine == IMAGE_FILE_MACHINE_IA64) || (Machine == IMAGE_FILE_MACHINE_EBC)) {\r
    return TRUE;\r
  }\r
\r
  return FALSE;\r
}\r
\r
\r
/**\r
  ImageRead function that operates on a memory buffer whos base is passed into\r
  FileHandle.\r
\r
  @param  Reloc             Ponter to baes of the input stream\r
  @param  Fixup             Offset to the start of the buffer\r
  @param  FixupData         The number of bytes to copy into the buffer\r
  @param  Adjust            Location to place results of read\r
\r
  @retval RETURN_SUCCESS    Data is read from FileOffset from the Handle into\r
                            the buffer.\r
  @retval RETURN_UNSUPPORTED Un-recoganized relocation entry\r
                             type.\r
**/\r
RETURN_STATUS\r
PeHotRelocateImageEx (\r
  IN UINT16      *Reloc,\r
  IN OUT CHAR8   *Fixup,\r
  IN OUT CHAR8   **FixupData,\r
  IN UINT64      Adjust\r
  )\r
{\r
  UINT64  *Fixup64;\r
  UINT64  FixupVal;\r
\r
  switch ((*Reloc) >> 12) {\r
  case EFI_IMAGE_REL_BASED_DIR64:\r
    Fixup64     = (UINT64 *) Fixup;\r
    *FixupData  = ALIGN_POINTER (*FixupData, sizeof (UINT64));\r
    if (*(UINT64 *) (*FixupData) == *Fixup64) {\r
      *Fixup64 = *Fixup64 + (UINT64) Adjust;\r
    }\r
\r
    *FixupData = *FixupData + sizeof (UINT64);\r
    break;\r
\r
  case EFI_IMAGE_REL_BASED_IA64_IMM64:\r
    Fixup64     = (UINT64 *) Fixup;\r
    *FixupData  = ALIGN_POINTER (*FixupData, sizeof (UINT64));\r
    if (*(UINT64 *) (*FixupData) == *Fixup64) {\r
      //\r
      // Align it to bundle address before fixing up the\r
      // 64-bit immediate value of the movl instruction.\r
      //\r
      //\r
      Fixup     = (CHAR8 *) ((UINT64) Fixup & (UINT64)~(15));\r
      FixupVal  = (UINT64) 0;\r
\r
      //\r
      // Extract the lower 32 bits of IMM64 from bundle\r
      //\r
      EXT_IMM64 (\r
        FixupVal,\r
        (UINT32 *) Fixup + IMM64_IMM7B_INST_WORD_X,\r
        IMM64_IMM7B_SIZE_X,\r
        IMM64_IMM7B_INST_WORD_POS_X,\r
        IMM64_IMM7B_VAL_POS_X\r
        );\r
\r
      EXT_IMM64 (\r
        FixupVal,\r
        (UINT32 *) Fixup + IMM64_IMM9D_INST_WORD_X,\r
        IMM64_IMM9D_SIZE_X,\r
        IMM64_IMM9D_INST_WORD_POS_X,\r
        IMM64_IMM9D_VAL_POS_X\r
        );\r
\r
      EXT_IMM64 (\r
        FixupVal,\r
        (UINT32 *) Fixup + IMM64_IMM5C_INST_WORD_X,\r
        IMM64_IMM5C_SIZE_X,\r
        IMM64_IMM5C_INST_WORD_POS_X,\r
        IMM64_IMM5C_VAL_POS_X\r
        );\r
\r
      EXT_IMM64 (\r
        FixupVal,\r
        (UINT32 *) Fixup + IMM64_IC_INST_WORD_X,\r
        IMM64_IC_SIZE_X,\r
        IMM64_IC_INST_WORD_POS_X,\r
        IMM64_IC_VAL_POS_X\r
        );\r
\r
      EXT_IMM64 (\r
        FixupVal,\r
        (UINT32 *) Fixup + IMM64_IMM41A_INST_WORD_X,\r
        IMM64_IMM41A_SIZE_X,\r
        IMM64_IMM41A_INST_WORD_POS_X,\r
        IMM64_IMM41A_VAL_POS_X\r
        );\r
\r
      //\r
      // Update 64-bit address\r
      //\r
      FixupVal += Adjust;\r
\r
      //\r
      // Insert IMM64 into bundle\r
      //\r
      INS_IMM64 (\r
        FixupVal,\r
        ((UINT32 *) Fixup + IMM64_IMM7B_INST_WORD_X),\r
        IMM64_IMM7B_SIZE_X,\r
        IMM64_IMM7B_INST_WORD_POS_X,\r
        IMM64_IMM7B_VAL_POS_X\r
        );\r
\r
      INS_IMM64 (\r
        FixupVal,\r
        ((UINT32 *) Fixup + IMM64_IMM9D_INST_WORD_X),\r
        IMM64_IMM9D_SIZE_X,\r
        IMM64_IMM9D_INST_WORD_POS_X,\r
        IMM64_IMM9D_VAL_POS_X\r
        );\r
\r
      INS_IMM64 (\r
        FixupVal,\r
        ((UINT32 *) Fixup + IMM64_IMM5C_INST_WORD_X),\r
        IMM64_IMM5C_SIZE_X,\r
        IMM64_IMM5C_INST_WORD_POS_X,\r
        IMM64_IMM5C_VAL_POS_X\r
        );\r
\r
      INS_IMM64 (\r
        FixupVal,\r
        ((UINT32 *) Fixup + IMM64_IC_INST_WORD_X),\r
        IMM64_IC_SIZE_X,\r
        IMM64_IC_INST_WORD_POS_X,\r
        IMM64_IC_VAL_POS_X\r
        );\r
\r
      INS_IMM64 (\r
        FixupVal,\r
        ((UINT32 *) Fixup + IMM64_IMM41A_INST_WORD_X),\r
        IMM64_IMM41A_SIZE_X,\r
        IMM64_IMM41A_INST_WORD_POS_X,\r
        IMM64_IMM41A_VAL_POS_X\r
        );\r
\r
      INS_IMM64 (\r
        FixupVal,\r
        ((UINT32 *) Fixup + IMM64_IMM41B_INST_WORD_X),\r
        IMM64_IMM41B_SIZE_X,\r
        IMM64_IMM41B_INST_WORD_POS_X,\r
        IMM64_IMM41B_VAL_POS_X\r
        );\r
\r
      INS_IMM64 (\r
        FixupVal,\r
        ((UINT32 *) Fixup + IMM64_IMM41C_INST_WORD_X),\r
        IMM64_IMM41C_SIZE_X,\r
        IMM64_IMM41C_INST_WORD_POS_X,\r
        IMM64_IMM41C_VAL_POS_X\r
        );\r
\r
      INS_IMM64 (\r
        FixupVal,\r
        ((UINT32 *) Fixup + IMM64_SIGN_INST_WORD_X),\r
        IMM64_SIGN_SIZE_X,\r
        IMM64_SIGN_INST_WORD_POS_X,\r
        IMM64_SIGN_VAL_POS_X\r
        );\r
\r
      *(UINT64 *) (*FixupData) = *Fixup64;\r
    }\r
\r
    *FixupData = *FixupData + sizeof (UINT64);\r
    break;\r
\r
  default:\r
    DEBUG ((EFI_D_ERROR, "PeHotRelocateEx:unknown fixed type\n"));\r
    return RETURN_UNSUPPORTED;\r
  }\r
\r
  return RETURN_SUCCESS;\r
}\r
\r
\r
\r
Commit	Line	Data
d071fb19	1	/** @file\r
	2	Fixes Intel Itanium(TM) specific relocation types.\r
	3	\r
acf57dec HT	4	Copyright (c) 2006 - 2008, Intel Corporation. All rights reserved.<BR>\r
acf57dec HT	5	This program and the accompanying materials\r
d071fb19	6	are licensed and made available under the terms and conditions of the BSD License\r
d071fb19	7	which accompanies this distribution. The full text of the license may be found at\r
2fc59a00	8	http://opensource.org/licenses/bsd-license.php.\r
d071fb19	9	\r
	10	THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
	11	WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
	12	\r
d071fb19	13	**/\r
d071fb19	14	\r
d071fb19	15	#include "BasePeCoffLibInternals.h"\r
	16	\r
	17	\r
	18	\r
	19	#define EXT_IMM64(Value, Address, Size, InstPos, ValPos) \\r
	20	Value \|= (((UINT64)((*(Address) >> InstPos) & (((UINT64)1 << Size) - 1))) << ValPos)\r
	21	\r
	22	#define INS_IMM64(Value, Address, Size, InstPos, ValPos) \\r
	23	(UINT32)Address = ((UINT32)Address & ~(((1 << Size) - 1) << InstPos)) \| \\r
	24	((UINT32)((((UINT64)Value >> ValPos) & (((UINT64)1 << Size) - 1))) << InstPos)\r
	25	\r
	26	#define IMM64_IMM7B_INST_WORD_X 3\r
	27	#define IMM64_IMM7B_SIZE_X 7\r
	28	#define IMM64_IMM7B_INST_WORD_POS_X 4\r
	29	#define IMM64_IMM7B_VAL_POS_X 0\r
	30	\r
	31	#define IMM64_IMM9D_INST_WORD_X 3\r
	32	#define IMM64_IMM9D_SIZE_X 9\r
	33	#define IMM64_IMM9D_INST_WORD_POS_X 18\r
	34	#define IMM64_IMM9D_VAL_POS_X 7\r
	35	\r
	36	#define IMM64_IMM5C_INST_WORD_X 3\r
	37	#define IMM64_IMM5C_SIZE_X 5\r
	38	#define IMM64_IMM5C_INST_WORD_POS_X 13\r
	39	#define IMM64_IMM5C_VAL_POS_X 16\r
	40	\r
	41	#define IMM64_IC_INST_WORD_X 3\r
	42	#define IMM64_IC_SIZE_X 1\r
	43	#define IMM64_IC_INST_WORD_POS_X 12\r
	44	#define IMM64_IC_VAL_POS_X 21\r
	45	\r
1fa524e9	46	#define IMM64_IMM41A_INST_WORD_X 1\r
	47	#define IMM64_IMM41A_SIZE_X 10\r
	48	#define IMM64_IMM41A_INST_WORD_POS_X 14\r
	49	#define IMM64_IMM41A_VAL_POS_X 22\r
d071fb19	50	\r
1fa524e9	51	#define IMM64_IMM41B_INST_WORD_X 1\r
	52	#define IMM64_IMM41B_SIZE_X 8\r
	53	#define IMM64_IMM41B_INST_WORD_POS_X 24\r
	54	#define IMM64_IMM41B_VAL_POS_X 32\r
d071fb19	55	\r
1fa524e9	56	#define IMM64_IMM41C_INST_WORD_X 2\r
	57	#define IMM64_IMM41C_SIZE_X 23\r
	58	#define IMM64_IMM41C_INST_WORD_POS_X 0\r
	59	#define IMM64_IMM41C_VAL_POS_X 40\r
d071fb19	60	\r
	61	#define IMM64_SIGN_INST_WORD_X 3\r
	62	#define IMM64_SIGN_SIZE_X 1\r
	63	#define IMM64_SIGN_INST_WORD_POS_X 27\r
	64	#define IMM64_SIGN_VAL_POS_X 63\r
	65	\r
	66	/**\r
	67	Performs an Itanium-based specific relocation fixup.\r
	68	\r
2fc59a00	69	@param Reloc The pointer to the relocation record.\r
	70	@param Fixup The pointer to the address to fix up.\r
	71	@param FixupData The pointer to a buffer to log the fixups.\r
d071fb19	72	@param Adjust The offset to adjust the fixup.\r
d071fb19	73	\r
f80b0830	74	@retval RETURN_SUCCESS Succeed to fix the relocation entry.\r
f80b0830	75	@retval RETURN_UNSUPPOTED Unrecoganized relocation entry.\r
d071fb19	76	\r
	77	**/\r
	78	RETURN_STATUS\r
	79	PeCoffLoaderRelocateImageEx (\r
	80	IN UINT16 *Reloc,\r
	81	IN OUT CHAR8 *Fixup,\r
	82	IN OUT CHAR8 **FixupData,\r
	83	IN UINT64 Adjust\r
	84	)\r
	85	{\r
1fa524e9	86	UINT64 *Fixup64;\r
d071fb19	87	UINT64 FixupVal;\r
	88	\r
	89	switch ((*Reloc) >> 12) {\r
	90	case EFI_IMAGE_REL_BASED_IA64_IMM64:\r
	91	\r
	92	//\r
	93	// Align it to bundle address before fixing up the\r
	94	// 64-bit immediate value of the movl instruction.\r
	95	//\r
	96	\r
	97	Fixup = (CHAR8 *)((UINTN) Fixup & (UINTN) ~(15));\r
	98	FixupVal = (UINT64)0;\r
	99	\r
	100	//\r
	101	// Extract the lower 32 bits of IMM64 from bundle\r
	102	//\r
	103	EXT_IMM64(FixupVal,\r
	104	(UINT32 *)Fixup + IMM64_IMM7B_INST_WORD_X,\r
	105	IMM64_IMM7B_SIZE_X,\r
	106	IMM64_IMM7B_INST_WORD_POS_X,\r
	107	IMM64_IMM7B_VAL_POS_X\r
	108	);\r
	109	\r
	110	EXT_IMM64(FixupVal,\r
	111	(UINT32 *)Fixup + IMM64_IMM9D_INST_WORD_X,\r
	112	IMM64_IMM9D_SIZE_X,\r
	113	IMM64_IMM9D_INST_WORD_POS_X,\r
	114	IMM64_IMM9D_VAL_POS_X\r
	115	);\r
	116	\r
	117	EXT_IMM64(FixupVal,\r
	118	(UINT32 *)Fixup + IMM64_IMM5C_INST_WORD_X,\r
	119	IMM64_IMM5C_SIZE_X,\r
	120	IMM64_IMM5C_INST_WORD_POS_X,\r
	121	IMM64_IMM5C_VAL_POS_X\r
	122	);\r
	123	\r
	124	EXT_IMM64(FixupVal,\r
	125	(UINT32 *)Fixup + IMM64_IC_INST_WORD_X,\r
	126	IMM64_IC_SIZE_X,\r
	127	IMM64_IC_INST_WORD_POS_X,\r
	128	IMM64_IC_VAL_POS_X\r
	129	);\r
	130	\r
	131	EXT_IMM64(FixupVal,\r
1fa524e9	132	(UINT32 *)Fixup + IMM64_IMM41A_INST_WORD_X,\r
	133	IMM64_IMM41A_SIZE_X,\r
	134	IMM64_IMM41A_INST_WORD_POS_X,\r
	135	IMM64_IMM41A_VAL_POS_X\r
d071fb19	136	);\r
	137	\r
	138	//\r
	139	// Update 64-bit address\r
	140	//\r
	141	FixupVal += Adjust;\r
	142	\r
	143	//\r
	144	// Insert IMM64 into bundle\r
	145	//\r
	146	INS_IMM64(FixupVal,\r
	147	((UINT32 *)Fixup + IMM64_IMM7B_INST_WORD_X),\r
	148	IMM64_IMM7B_SIZE_X,\r
	149	IMM64_IMM7B_INST_WORD_POS_X,\r
	150	IMM64_IMM7B_VAL_POS_X\r
	151	);\r
	152	\r
	153	INS_IMM64(FixupVal,\r
	154	((UINT32 *)Fixup + IMM64_IMM9D_INST_WORD_X),\r
	155	IMM64_IMM9D_SIZE_X,\r
	156	IMM64_IMM9D_INST_WORD_POS_X,\r
	157	IMM64_IMM9D_VAL_POS_X\r
	158	);\r
	159	\r
	160	INS_IMM64(FixupVal,\r
	161	((UINT32 *)Fixup + IMM64_IMM5C_INST_WORD_X),\r
	162	IMM64_IMM5C_SIZE_X,\r
	163	IMM64_IMM5C_INST_WORD_POS_X,\r
	164	IMM64_IMM5C_VAL_POS_X\r
	165	);\r
	166	\r
	167	INS_IMM64(FixupVal,\r
	168	((UINT32 *)Fixup + IMM64_IC_INST_WORD_X),\r
	169	IMM64_IC_SIZE_X,\r
	170	IMM64_IC_INST_WORD_POS_X,\r
	171	IMM64_IC_VAL_POS_X\r
	172	);\r
	173	\r
	174	INS_IMM64(FixupVal,\r
1fa524e9	175	((UINT32 *)Fixup + IMM64_IMM41A_INST_WORD_X),\r
	176	IMM64_IMM41A_SIZE_X,\r
	177	IMM64_IMM41A_INST_WORD_POS_X,\r
	178	IMM64_IMM41A_VAL_POS_X\r
d071fb19	179	);\r
	180	\r
	181	INS_IMM64(FixupVal,\r
1fa524e9	182	((UINT32 *)Fixup + IMM64_IMM41B_INST_WORD_X),\r
	183	IMM64_IMM41B_SIZE_X,\r
	184	IMM64_IMM41B_INST_WORD_POS_X,\r
	185	IMM64_IMM41B_VAL_POS_X\r
d071fb19	186	);\r
	187	\r
	188	INS_IMM64(FixupVal,\r
1fa524e9	189	((UINT32 *)Fixup + IMM64_IMM41C_INST_WORD_X),\r
	190	IMM64_IMM41C_SIZE_X,\r
	191	IMM64_IMM41C_INST_WORD_POS_X,\r
	192	IMM64_IMM41C_VAL_POS_X\r
d071fb19	193	);\r
	194	\r
	195	INS_IMM64(FixupVal,\r
	196	((UINT32 *)Fixup + IMM64_SIGN_INST_WORD_X),\r
	197	IMM64_SIGN_SIZE_X,\r
	198	IMM64_SIGN_INST_WORD_POS_X,\r
	199	IMM64_SIGN_VAL_POS_X\r
	200	);\r
	201	\r
1fa524e9	202	Fixup64 = (UINT64 *) Fixup;\r
d071fb19	203	if (*FixupData != NULL) {\r
d071fb19	204	FixupData = ALIGN_POINTER(FixupData, sizeof(UINT64));\r
1fa524e9	205	(UINT64 )(FixupData) = Fixup64;\r
d071fb19	206	FixupData = FixupData + sizeof(UINT64);\r
	207	}\r
	208	break;\r
	209	\r
	210	default:\r
	211	return RETURN_UNSUPPORTED;\r
	212	}\r
	213	\r
	214	return RETURN_SUCCESS;\r
	215	}\r
	216	\r
	217	/**\r
	218	Returns TRUE if the machine type of PE/COFF image is supported. Supported\r
	219	does not mean the image can be executed it means the PE/COFF loader supports\r
	220	loading and relocating of the image type. It's up to the caller to support\r
981b0f90 LG	221	the entry point. \r
	222	\r
	223	The itanium version PE/COFF loader/relocater supports itanium and EBC image.\r
d071fb19	224	\r
	225	@param Machine Machine type from the PE Header.\r
	226	\r
	227	@return TRUE if this PE/COFF loader can load the image\r
f80b0830	228	@return FALSE unrecoganized machine type of image.\r
d071fb19	229	\r
	230	**/\r
	231	BOOLEAN\r
	232	PeCoffLoaderImageFormatSupported (\r
	233	IN UINT16 Machine\r
	234	)\r
	235	{\r
821b0906	236	if ((Machine == IMAGE_FILE_MACHINE_IA64) \|\| (Machine == IMAGE_FILE_MACHINE_EBC)) {\r
d071fb19	237	return TRUE;\r
	238	}\r
	239	\r
	240	return FALSE;\r
	241	}\r
	242	\r
	243	\r
	244	/**\r
	245	ImageRead function that operates on a memory buffer whos base is passed into\r
	246	FileHandle.\r
	247	\r
	248	@param Reloc Ponter to baes of the input stream\r
	249	@param Fixup Offset to the start of the buffer\r
2fc59a00	250	@param FixupData The number of bytes to copy into the buffer\r
d071fb19	251	@param Adjust Location to place results of read\r
	252	\r
	253	@retval RETURN_SUCCESS Data is read from FileOffset from the Handle into\r
	254	the buffer.\r
f80b0830	255	@retval RETURN_UNSUPPORTED Un-recoganized relocation entry\r
f80b0830	256	type.\r
d071fb19	257	**/\r
	258	RETURN_STATUS\r
	259	PeHotRelocateImageEx (\r
	260	IN UINT16 *Reloc,\r
	261	IN OUT CHAR8 *Fixup,\r
	262	IN OUT CHAR8 **FixupData,\r
	263	IN UINT64 Adjust\r
	264	)\r
	265	{\r
1fa524e9	266	UINT64 *Fixup64;\r
d071fb19	267	UINT64 FixupVal;\r
	268	\r
	269	switch ((*Reloc) >> 12) {\r
	270	case EFI_IMAGE_REL_BASED_DIR64:\r
1fa524e9	271	Fixup64 = (UINT64 *) Fixup;\r
d071fb19	272	FixupData = ALIGN_POINTER (FixupData, sizeof (UINT64));\r
1fa524e9	273	if ((UINT64 ) (FixupData) == Fixup64) {\r
1fa524e9	274	Fixup64 = Fixup64 + (UINT64) Adjust;\r
d071fb19	275	}\r
	276	\r
	277	FixupData = FixupData + sizeof (UINT64);\r
	278	break;\r
	279	\r
	280	case EFI_IMAGE_REL_BASED_IA64_IMM64:\r
1fa524e9	281	Fixup64 = (UINT64 *) Fixup;\r
d071fb19	282	FixupData = ALIGN_POINTER (FixupData, sizeof (UINT64));\r
1fa524e9	283	if ((UINT64 ) (FixupData) == Fixup64) {\r
d071fb19	284	//\r
	285	// Align it to bundle address before fixing up the\r
	286	// 64-bit immediate value of the movl instruction.\r
	287	//\r
	288	//\r
	289	Fixup = (CHAR8 *) ((UINT64) Fixup & (UINT64)~(15));\r
	290	FixupVal = (UINT64) 0;\r
	291	\r
	292	//\r
	293	// Extract the lower 32 bits of IMM64 from bundle\r
	294	//\r
	295	EXT_IMM64 (\r
	296	FixupVal,\r
	297	(UINT32 *) Fixup + IMM64_IMM7B_INST_WORD_X,\r
	298	IMM64_IMM7B_SIZE_X,\r
	299	IMM64_IMM7B_INST_WORD_POS_X,\r
	300	IMM64_IMM7B_VAL_POS_X\r
	301	);\r
	302	\r
	303	EXT_IMM64 (\r
	304	FixupVal,\r
	305	(UINT32 *) Fixup + IMM64_IMM9D_INST_WORD_X,\r
	306	IMM64_IMM9D_SIZE_X,\r
	307	IMM64_IMM9D_INST_WORD_POS_X,\r
	308	IMM64_IMM9D_VAL_POS_X\r
	309	);\r
	310	\r
	311	EXT_IMM64 (\r
	312	FixupVal,\r
	313	(UINT32 *) Fixup + IMM64_IMM5C_INST_WORD_X,\r
	314	IMM64_IMM5C_SIZE_X,\r
	315	IMM64_IMM5C_INST_WORD_POS_X,\r
	316	IMM64_IMM5C_VAL_POS_X\r
	317	);\r
	318	\r
	319	EXT_IMM64 (\r
	320	FixupVal,\r
	321	(UINT32 *) Fixup + IMM64_IC_INST_WORD_X,\r
	322	IMM64_IC_SIZE_X,\r
	323	IMM64_IC_INST_WORD_POS_X,\r
	324	IMM64_IC_VAL_POS_X\r
	325	);\r
	326	\r
	327	EXT_IMM64 (\r
	328	FixupVal,\r
1fa524e9	329	(UINT32 *) Fixup + IMM64_IMM41A_INST_WORD_X,\r
	330	IMM64_IMM41A_SIZE_X,\r
	331	IMM64_IMM41A_INST_WORD_POS_X,\r
	332	IMM64_IMM41A_VAL_POS_X\r
d071fb19	333	);\r
	334	\r
	335	//\r
	336	// Update 64-bit address\r
	337	//\r
	338	FixupVal += Adjust;\r
	339	\r
	340	//\r
	341	// Insert IMM64 into bundle\r
	342	//\r
	343	INS_IMM64 (\r
	344	FixupVal,\r
	345	((UINT32 *) Fixup + IMM64_IMM7B_INST_WORD_X),\r
	346	IMM64_IMM7B_SIZE_X,\r
	347	IMM64_IMM7B_INST_WORD_POS_X,\r
	348	IMM64_IMM7B_VAL_POS_X\r
	349	);\r
	350	\r
	351	INS_IMM64 (\r
	352	FixupVal,\r
	353	((UINT32 *) Fixup + IMM64_IMM9D_INST_WORD_X),\r
	354	IMM64_IMM9D_SIZE_X,\r
	355	IMM64_IMM9D_INST_WORD_POS_X,\r
	356	IMM64_IMM9D_VAL_POS_X\r
	357	);\r
	358	\r
	359	INS_IMM64 (\r
	360	FixupVal,\r
	361	((UINT32 *) Fixup + IMM64_IMM5C_INST_WORD_X),\r
	362	IMM64_IMM5C_SIZE_X,\r
	363	IMM64_IMM5C_INST_WORD_POS_X,\r
	364	IMM64_IMM5C_VAL_POS_X\r
	365	);\r
	366	\r
	367	INS_IMM64 (\r
	368	FixupVal,\r
	369	((UINT32 *) Fixup + IMM64_IC_INST_WORD_X),\r
	370	IMM64_IC_SIZE_X,\r
	371	IMM64_IC_INST_WORD_POS_X,\r
	372	IMM64_IC_VAL_POS_X\r
	373	);\r
	374	\r
	375	INS_IMM64 (\r
	376	FixupVal,\r
1fa524e9	377	((UINT32 *) Fixup + IMM64_IMM41A_INST_WORD_X),\r
	378	IMM64_IMM41A_SIZE_X,\r
	379	IMM64_IMM41A_INST_WORD_POS_X,\r
	380	IMM64_IMM41A_VAL_POS_X\r
d071fb19	381	);\r
	382	\r
	383	INS_IMM64 (\r
	384	FixupVal,\r
1fa524e9	385	((UINT32 *) Fixup + IMM64_IMM41B_INST_WORD_X),\r
	386	IMM64_IMM41B_SIZE_X,\r
	387	IMM64_IMM41B_INST_WORD_POS_X,\r
	388	IMM64_IMM41B_VAL_POS_X\r
d071fb19	389	);\r
	390	\r
	391	INS_IMM64 (\r
	392	FixupVal,\r
1fa524e9	393	((UINT32 *) Fixup + IMM64_IMM41C_INST_WORD_X),\r
	394	IMM64_IMM41C_SIZE_X,\r
	395	IMM64_IMM41C_INST_WORD_POS_X,\r
	396	IMM64_IMM41C_VAL_POS_X\r
d071fb19	397	);\r
	398	\r
	399	INS_IMM64 (\r
	400	FixupVal,\r
	401	((UINT32 *) Fixup + IMM64_SIGN_INST_WORD_X),\r
	402	IMM64_SIGN_SIZE_X,\r
	403	IMM64_SIGN_INST_WORD_POS_X,\r
	404	IMM64_SIGN_VAL_POS_X\r
	405	);\r
	406	\r
1fa524e9	407	(UINT64 ) (FixupData) = Fixup64;\r
d071fb19	408	}\r
	409	\r
	410	FixupData = FixupData + sizeof (UINT64);\r
	411	break;\r
	412	\r
	413	default:\r
	414	DEBUG ((EFI_D_ERROR, "PeHotRelocateEx:unknown fixed type\n"));\r
	415	return RETURN_UNSUPPORTED;\r
	416	}\r
	417	\r
	418	return RETURN_SUCCESS;\r
	419	}\r
	420	\r
	421	\r
	422	\r