/** @file\r
\r
- Copyright (c) 2004 - 2014, Intel Corporation. All rights reserved.<BR>\r
- \r\r
- This program and the accompanying materials are licensed and made available under\r\r
- the terms and conditions of the BSD License that accompanies this distribution. \r\r
- The full text of the license may be found at \r\r
- http://opensource.org/licenses/bsd-license.php. \r\r
- \r\r
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r\r
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r\r
- \r\r
+ Copyright (c) 2004 - 2016, Intel Corporation. All rights reserved.<BR>\r
+\r
+ This program and the accompanying materials are licensed and made available under\r
+ the terms and conditions of the BSD License that accompanies this distribution.\r
+ 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
**/\r
#include <Library/FlashDeviceLib.h>\r
#include <Library/DebugLib.h>\r
#include <Library/BaseLib.h>\r
-#include <Library/UefiBootServicesTableLib.h>\r
-#include <Library/UefiRuntimeServicesTableLib.h>\r
#include <Library/BaseMemoryLib.h>\r
-#include <Library/UefiRuntimeLib.h>\r
-#include <Protocol/SmmBase2.h>\r
#include <Guid/EventGroup.h>\r
-#include "SpiChipDefinitions.h"\r
+#include <Library/SpiFlash.H>\r
\r
+#define FLASH_SIZE 0x400000\r
+\r
+#define FLASH_DEVICE_BASE_ADDRESS (0xFFFFFFFF-FLASH_SIZE+1)\r
UINTN FlashDeviceBase = FLASH_DEVICE_BASE_ADDRESS;\r
\r
EFI_SPI_PROTOCOL *mSpiProtocol = NULL;\r
return Status;\r
}\r
\r
-VOID\r
-EFIAPI\r
-LibFvbFlashDeviceVirtualAddressChangeNotifyEvent (\r
- IN EFI_EVENT Event,\r
- IN VOID *Context\r
- )\r
-{\r
- gRT->ConvertPointer (0, (VOID **) &mSpiProtocol);\r
- gRT->ConvertPointer (0, (VOID **) &FlashDeviceBase);\r
-}\r
-\r
-\r
-/**\r
- The library constructuor.\r
-\r
- The function does the necessary initialization work for this library\r
- instance. Please put all initialization works in it.\r
-\r
- @param[in] ImageHandle The firmware allocated handle for the UEFI image.\r
- @param[in] SystemTable A pointer to the EFI system table.\r
-\r
- @retval EFI_SUCCESS The function always return EFI_SUCCESS for now.\r
- It will ASSERT on error for debug version.\r
- @retval EFI_ERROR Please reference LocateProtocol for error code details.\r
-\r
-**/\r
-EFI_STATUS\r
-EFIAPI\r
-LibFvbFlashDeviceSupportInit (\r
- IN EFI_HANDLE ImageHandle,\r
- IN EFI_SYSTEM_TABLE *SystemTable\r
- )\r
-{\r
- EFI_STATUS Status;\r
- EFI_EVENT Event;\r
- UINT8 SfId[3];\r
- UINT8 FlashIndex;\r
- UINT8 SpiReadError;\r
- UINT8 SpiNotMatchError;\r
- EFI_SMM_BASE2_PROTOCOL *SmmBase;\r
- BOOLEAN InSmm;\r
-\r
- SpiReadError = 0x00;\r
- SpiNotMatchError = 0x00;\r
-\r
- InSmm = FALSE;\r
- Status = gBS->LocateProtocol (\r
- &gEfiSmmBase2ProtocolGuid,\r
- NULL,\r
- (void **)&SmmBase\r
- );\r
- if (!EFI_ERROR(Status)) {\r
- Status = SmmBase->InSmm(SmmBase, &InSmm);\r
- if (EFI_ERROR(Status)) {\r
- InSmm = FALSE;\r
- }\r
- }\r
-\r
- if (!InSmm) {\r
- Status = gBS->LocateProtocol (\r
- &gEfiSpiProtocolGuid,\r
- NULL,\r
- (VOID **)&mSpiProtocol\r
- );\r
- ASSERT_EFI_ERROR (Status);\r
-\r
- Status = gBS->CreateEventEx (\r
- EVT_NOTIFY_SIGNAL,\r
- TPL_NOTIFY,\r
- LibFvbFlashDeviceVirtualAddressChangeNotifyEvent,\r
- NULL,\r
- &gEfiEventVirtualAddressChangeGuid,\r
- &Event\r
- );\r
- ASSERT_EFI_ERROR (Status);\r
- } else {\r
- Status = gBS->LocateProtocol (\r
- &gEfiSmmSpiProtocolGuid,\r
- NULL,\r
- (VOID **)&mSpiProtocol\r
- );\r
- ASSERT_EFI_ERROR (Status);\r
- }\r
-\r
-\r
- for (FlashIndex = EnumSpiFlashW25Q64; FlashIndex < EnumSpiFlashMax; FlashIndex++) {\r
- Status = mSpiProtocol->Init (mSpiProtocol, &(mInitTable[FlashIndex]));\r
- if (!EFI_ERROR (Status)) {\r
- //\r
- // Read Vendor/Device IDs to check if the driver supports the Serial Flash device.\r
- //\r
- Status = mSpiProtocol->Execute (\r
- mSpiProtocol,\r
- SPI_READ_ID,\r
- SPI_WREN,\r
- TRUE,\r
- FALSE,\r
- FALSE,\r
- 0,\r
- 3,\r
- SfId,\r
- EnumSpiRegionAll\r
- );\r
- if (!EFI_ERROR (Status)) {\r
- if ((SfId[0] == mInitTable[FlashIndex].VendorId) &&\r
- (SfId[1] == mInitTable[FlashIndex].DeviceId0) &&\r
- (SfId[2] == mInitTable[FlashIndex].DeviceId1)) {\r
- //\r
- // Found a matching SPI device, FlashIndex now contains flash device.\r
- //\r
- DEBUG ((EFI_D_ERROR, "OK - Found SPI Flash Type in SPI Flash Driver, Device Type ID 0 = 0x%02x!\n", mInitTable[FlashIndex].DeviceId0));\r
- DEBUG ((EFI_D_ERROR, "Device Type ID 1 = 0x%02x!\n", mInitTable[FlashIndex].DeviceId1));\r
-\r
- if (mInitTable[FlashIndex].BiosStartOffset == (UINTN) (-1)) {\r
- DEBUG ((EFI_D_ERROR, "ERROR - The size of BIOS image is bigger than SPI Flash device!\n"));\r
- CpuDeadLoop ();\r
- }\r
- break;\r
- } else {\r
- SpiNotMatchError++;\r
- }\r
- } else {\r
- SpiReadError++;\r
- }\r
- }\r
- }\r
-\r
- DEBUG ((EFI_D_ERROR, "SPI flash chip VID = 0x%X, DID0 = 0x%X, DID1 = 0x%X\n", SfId[0], SfId[1], SfId[2]));\r
-\r
- if (FlashIndex < EnumSpiFlashMax) {\r
- return EFI_SUCCESS;\r
- } else {\r
- if (SpiReadError != 0) {\r
- DEBUG ((EFI_D_ERROR, "ERROR - SPI Read ID execution failed! Error Count = %d\n", SpiReadError));\r
- } \r
- else {\r
- if (SpiNotMatchError != 0) {\r
- DEBUG ((EFI_D_ERROR, "ERROR - No supported SPI flash chip found! Error Count = %d\n", SpiNotMatchError));\r
- DEBUG ((EFI_D_ERROR, "SPI flash chip VID = 0x%X, DID0 = 0x%X, DID1 = 0x%X\n", SfId[0], SfId[1], SfId[2]));\r
- }\r
- }\r
- return EFI_UNSUPPORTED;\r
- }\r
-}\r
-\r
projects / mirror_edk2.git / blobdiff