diff options
Diffstat (limited to 'Vlv2TbltDevicePkg/Library/FlashDeviceLib/FlashDeviceLib.c')
| -rw-r--r-- | Vlv2TbltDevicePkg/Library/FlashDeviceLib/FlashDeviceLib.c | 174 |
1 files changed, 14 insertions, 160 deletions
diff --git a/Vlv2TbltDevicePkg/Library/FlashDeviceLib/FlashDeviceLib.c b/Vlv2TbltDevicePkg/Library/FlashDeviceLib/FlashDeviceLib.c index afb12c90fb..8e6e5b4728 100644 --- a/Vlv2TbltDevicePkg/Library/FlashDeviceLib/FlashDeviceLib.c +++ b/Vlv2TbltDevicePkg/Library/FlashDeviceLib/FlashDeviceLib.c @@ -1,15 +1,15 @@ /** @file
- Copyright (c) 2004 - 2014, Intel Corporation. All rights reserved.<BR>
-
- This program and the accompanying materials are licensed and made available under
- the terms and conditions of the BSD License that 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.
-
+ Copyright (c) 2004 - 2016, Intel Corporation. All rights reserved.<BR>
+
+ This program and the accompanying materials are licensed and made available under
+ the terms and conditions of the BSD License that 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.
+
**/
@@ -19,14 +19,13 @@ #include <Library/FlashDeviceLib.h>
#include <Library/DebugLib.h>
#include <Library/BaseLib.h>
-#include <Library/UefiBootServicesTableLib.h>
-#include <Library/UefiRuntimeServicesTableLib.h>
#include <Library/BaseMemoryLib.h>
-#include <Library/UefiRuntimeLib.h>
-#include <Protocol/SmmBase2.h>
#include <Guid/EventGroup.h>
-#include "SpiChipDefinitions.h"
+#include <Library/SpiFlash.H>
+#define FLASH_SIZE 0x400000
+
+#define FLASH_DEVICE_BASE_ADDRESS (0xFFFFFFFF-FLASH_SIZE+1)
UINTN FlashDeviceBase = FLASH_DEVICE_BASE_ADDRESS;
EFI_SPI_PROTOCOL *mSpiProtocol = NULL;
@@ -320,148 +319,3 @@ LibFvbFlashDeviceBlockLock ( return Status;
}
-VOID
-EFIAPI
-LibFvbFlashDeviceVirtualAddressChangeNotifyEvent (
- IN EFI_EVENT Event,
- IN VOID *Context
- )
-{
- gRT->ConvertPointer (0, (VOID **) &mSpiProtocol);
- gRT->ConvertPointer (0, (VOID **) &FlashDeviceBase);
-}
-
-
-/**
- The library constructuor.
-
- The function does the necessary initialization work for this library
- instance. Please put all initialization works in it.
-
- @param[in] ImageHandle The firmware allocated handle for the UEFI image.
- @param[in] SystemTable A pointer to the EFI system table.
-
- @retval EFI_SUCCESS The function always return EFI_SUCCESS for now.
- It will ASSERT on error for debug version.
- @retval EFI_ERROR Please reference LocateProtocol for error code details.
-
-**/
-EFI_STATUS
-EFIAPI
-LibFvbFlashDeviceSupportInit (
- IN EFI_HANDLE ImageHandle,
- IN EFI_SYSTEM_TABLE *SystemTable
- )
-{
- EFI_STATUS Status;
- EFI_EVENT Event;
- UINT8 SfId[3];
- UINT8 FlashIndex;
- UINT8 SpiReadError;
- UINT8 SpiNotMatchError;
- EFI_SMM_BASE2_PROTOCOL *SmmBase;
- BOOLEAN InSmm;
-
- SpiReadError = 0x00;
- SpiNotMatchError = 0x00;
-
- InSmm = FALSE;
- Status = gBS->LocateProtocol (
- &gEfiSmmBase2ProtocolGuid,
- NULL,
- (void **)&SmmBase
- );
- if (!EFI_ERROR(Status)) {
- Status = SmmBase->InSmm(SmmBase, &InSmm);
- if (EFI_ERROR(Status)) {
- InSmm = FALSE;
- }
- }
-
- if (!InSmm) {
- Status = gBS->LocateProtocol (
- &gEfiSpiProtocolGuid,
- NULL,
- (VOID **)&mSpiProtocol
- );
- ASSERT_EFI_ERROR (Status);
-
- Status = gBS->CreateEventEx (
- EVT_NOTIFY_SIGNAL,
- TPL_NOTIFY,
- LibFvbFlashDeviceVirtualAddressChangeNotifyEvent,
- NULL,
- &gEfiEventVirtualAddressChangeGuid,
- &Event
- );
- ASSERT_EFI_ERROR (Status);
- } else {
- Status = gBS->LocateProtocol (
- &gEfiSmmSpiProtocolGuid,
- NULL,
- (VOID **)&mSpiProtocol
- );
- ASSERT_EFI_ERROR (Status);
- }
-
-
- for (FlashIndex = EnumSpiFlashW25Q64; FlashIndex < EnumSpiFlashMax; FlashIndex++) {
- Status = mSpiProtocol->Init (mSpiProtocol, &(mInitTable[FlashIndex]));
- if (!EFI_ERROR (Status)) {
- //
- // Read Vendor/Device IDs to check if the driver supports the Serial Flash device.
- //
- Status = mSpiProtocol->Execute (
- mSpiProtocol,
- SPI_READ_ID,
- SPI_WREN,
- TRUE,
- FALSE,
- FALSE,
- 0,
- 3,
- SfId,
- EnumSpiRegionAll
- );
- if (!EFI_ERROR (Status)) {
- if ((SfId[0] == mInitTable[FlashIndex].VendorId) &&
- (SfId[1] == mInitTable[FlashIndex].DeviceId0) &&
- (SfId[2] == mInitTable[FlashIndex].DeviceId1)) {
- //
- // Found a matching SPI device, FlashIndex now contains flash device.
- //
- DEBUG ((EFI_D_ERROR, "OK - Found SPI Flash Type in SPI Flash Driver, Device Type ID 0 = 0x%02x!\n", mInitTable[FlashIndex].DeviceId0));
- DEBUG ((EFI_D_ERROR, "Device Type ID 1 = 0x%02x!\n", mInitTable[FlashIndex].DeviceId1));
-
- if (mInitTable[FlashIndex].BiosStartOffset == (UINTN) (-1)) {
- DEBUG ((EFI_D_ERROR, "ERROR - The size of BIOS image is bigger than SPI Flash device!\n"));
- CpuDeadLoop ();
- }
- break;
- } else {
- SpiNotMatchError++;
- }
- } else {
- SpiReadError++;
- }
- }
- }
-
- DEBUG ((EFI_D_ERROR, "SPI flash chip VID = 0x%X, DID0 = 0x%X, DID1 = 0x%X\n", SfId[0], SfId[1], SfId[2]));
-
- if (FlashIndex < EnumSpiFlashMax) {
- return EFI_SUCCESS;
- } else {
- if (SpiReadError != 0) {
- DEBUG ((EFI_D_ERROR, "ERROR - SPI Read ID execution failed! Error Count = %d\n", SpiReadError));
- }
- else {
- if (SpiNotMatchError != 0) {
- DEBUG ((EFI_D_ERROR, "ERROR - No supported SPI flash chip found! Error Count = %d\n", SpiNotMatchError));
- DEBUG ((EFI_D_ERROR, "SPI flash chip VID = 0x%X, DID0 = 0x%X, DID1 = 0x%X\n", SfId[0], SfId[1], SfId[2]));
- }
- }
- return EFI_UNSUPPORTED;
- }
-}
-
|