/** @file\r
- Function prototypes and defines on Memory Only PE COFF loader\r
+ Function prototypes and defines on Memory Only PE COFF loader\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
+ Copyright (c) 2006 - 2018, 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
- Module Name: PeCoffLib.h\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
// BUGBUG: Find where used and see if can be replaced by RETURN_STATUS codes\r
//\r
#define IMAGE_ERROR_SUCCESS 0\r
-#define IMAGE_ERROR_IMAGE_READ 1 \r
+#define IMAGE_ERROR_IMAGE_READ 1\r
#define IMAGE_ERROR_INVALID_PE_HEADER_SIGNATURE 2\r
#define IMAGE_ERROR_INVALID_MACHINE_TYPE 3\r
#define IMAGE_ERROR_INVALID_SUBSYSTEM 4\r
\r
\r
/**\r
- Retrieves information on a PE/COFF image\r
+ Retrieves information on a PE/COFF image\r
\r
- @param ImageContext The context of the image being loaded\r
+ @param ImageContext The context of the image being loaded\r
\r
- @retval EFI_SUCCESS The information on the PE/COFF image was collected.\r
- @retval EFI_INVALID_PARAMETER ImageContext is NULL.\r
- @retval EFI_UNSUPPORTED The PE/COFF image is not supported.\r
- @retval Otherwise The error status from reading the PE/COFF image using the\r
- ImageContext->ImageRead() function\r
+ @retval EFI_SUCCESS The information on the PE/COFF image was collected.\r
+ @retval EFI_INVALID_PARAMETER ImageContext is NULL.\r
+ @retval EFI_UNSUPPORTED The PE/COFF image is not supported.\r
+ @retval Otherwise The error status from reading the PE/COFF image using the\r
+ ImageContext->ImageRead() function\r
\r
**/\r
RETURN_STATUS\r
;\r
\r
/**\r
- Relocates a PE/COFF image in memory\r
+ Relocates a PE/COFF image in memory\r
\r
- @param ImageContext Contains information on the loaded image to relocate\r
+ @param ImageContext Contains information on the loaded image to relocate\r
\r
- @retval EFI_SUCCESS if the PE/COFF image was relocated\r
- @retval EFI_LOAD_ERROR if the image is not a valid PE/COFF image\r
- @retval EFI_UNSUPPORTED not support\r
+ @retval EFI_SUCCESS if the PE/COFF image was relocated\r
+ @retval EFI_LOAD_ERROR if the image is not a valid PE/COFF image\r
+ @retval EFI_UNSUPPORTED not support\r
\r
**/\r
RETURN_STATUS\r
;\r
\r
/**\r
- Loads a PE/COFF image into memory\r
+ Loads a PE/COFF image into memory\r
\r
- @param ImageContext Contains information on image to load into memory\r
+ @param ImageContext Contains information on image to load into memory\r
\r
- @retval EFI_SUCCESS if the PE/COFF image was loaded\r
- @retval EFI_BUFFER_TOO_SMALL if the caller did not provide a large enough buffer\r
- @retval EFI_LOAD_ERROR if the image is a runtime driver with no relocations\r
- @retval EFI_INVALID_PARAMETER if the image address is invalid\r
+ @retval EFI_SUCCESS if the PE/COFF image was loaded\r
+ @retval EFI_BUFFER_TOO_SMALL if the caller did not provide a large enough buffer\r
+ @retval EFI_LOAD_ERROR if the image is a runtime driver with no relocations\r
+ @retval EFI_INVALID_PARAMETER if the image address is invalid\r
\r
**/\r
RETURN_STATUS\r
IN VOID *Pe32Data\r
)\r
;\r
+\r
+RETURN_STATUS\r
+EFIAPI\r
+PeCoffLoaderGetEntryPoint (\r
+ IN VOID *Pe32Data,\r
+ OUT VOID **EntryPoint,\r
+ OUT VOID **BaseOfImage\r
+ )\r
+;\r
+\r
+//\r
+// These functions are used by the ARM PE/COFF relocation code and by\r
+// the ELF to PE/COFF converter so that is why they are public\r
+//\r
+\r
+/**\r
+ Pass in a pointer to an ARM MOVT or MOVW immediate instruction and\r
+ return the immediate data encoded in the instruction\r
+\r
+ @param Instruction Pointer to ARM MOVT or MOVW immediate instruction\r
+\r
+ @return Immediate address encoded in the instruction\r
+\r
+**/\r
+UINT16\r
+EFIAPI\r
+ThumbMovtImmediateAddress (\r
+ IN UINT16 *Instruction\r
+ );\r
+\r
+/**\r
+ Update an ARM MOVT or MOVW immediate instruction immediate data.\r
+\r
+ @param Instruction Pointer to ARM MOVT or MOVW immediate instruction\r
+ @param Address New address to patch into the instruction\r
+\r
+**/\r
+VOID\r
+EFIAPI\r
+ThumbMovtImmediatePatch (\r
+ IN OUT UINT16 *Instruction,\r
+ IN UINT16 Address\r
+ );\r
+\r
+\r
+/**\r
+ Pass in a pointer to an ARM MOVW/MOVT instruction pair and\r
+ return the immediate data encoded in the two` instruction\r
+\r
+ @param Instructions Pointer to ARM MOVW/MOVT instruction pair\r
+\r
+ @return Immediate address encoded in the instructions\r
+\r
+**/\r
+UINT32\r
+EFIAPI\r
+ThumbMovwMovtImmediateAddress (\r
+ IN UINT16 *Instructions\r
+ );\r
+\r
+/**\r
+ Update an ARM MOVW/MOVT immediate instruction instruction pair.\r
+\r
+ @param Instructions Pointer to ARM MOVW/MOVT instruction pair\r
+ @param Address New address to patch into the instructions\r
+**/\r
+VOID\r
+EFIAPI\r
+ThumbMovwMovtImmediatePatch (\r
+ IN OUT UINT16 *Instructions,\r
+ IN UINT32 Address\r
+ );\r
+\r
+\r
+\r
#endif\r
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