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| author | David Wei <david.wei@intel.com> | 2015-01-12 09:37:20 +0000 |
|---|---|---|
| committer | zwei4 <zwei4@Edk2> | 2015-01-12 09:37:20 +0000 |
| commit | 3cbfba02fef9dae07a041fdbf2e89611d72d6f90 (patch) | |
| tree | 0b3bf0783124d38a191e09736492c0141aa36c15 /Vlv2TbltDevicePkg/FvbRuntimeDxe/FvbServiceSmm.c | |
| parent | 6f785cfcc304c48ec04e542ee429df95e7b51bc5 (diff) | |
| download | edk2-3cbfba02fef9dae07a041fdbf2e89611d72d6f90.tar.gz edk2-3cbfba02fef9dae07a041fdbf2e89611d72d6f90.tar.bz2 edk2-3cbfba02fef9dae07a041fdbf2e89611d72d6f90.zip | |
Upload BSD-licensed Vlv2TbltDevicePkg and Vlv2DeviceRefCodePkg to
https://svn.code.sf.net/p/edk2/code/trunk/edk2/,
which are for MinnowBoard MAX open source project.
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: David Wei <david.wei@intel.com>
Reviewed-by: Mike Wu <mike.wu@intel.com>
Reviewed-by: Hot Tian <hot.tian@intel.com>
git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@16599 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'Vlv2TbltDevicePkg/FvbRuntimeDxe/FvbServiceSmm.c')
| -rw-r--r-- | Vlv2TbltDevicePkg/FvbRuntimeDxe/FvbServiceSmm.c | 132 |
1 files changed, 132 insertions, 0 deletions
diff --git a/Vlv2TbltDevicePkg/FvbRuntimeDxe/FvbServiceSmm.c b/Vlv2TbltDevicePkg/FvbRuntimeDxe/FvbServiceSmm.c new file mode 100644 index 0000000000..540e9f4ad5 --- /dev/null +++ b/Vlv2TbltDevicePkg/FvbRuntimeDxe/FvbServiceSmm.c @@ -0,0 +1,132 @@ +/** @file
+ SMM Firmware Volume Block Driver for Lakeport Platform.
+
+ Firmware volume block driver for FWH or SPI device.
+ It depends on which Flash Device Library to be linked with this driver.
+
+Copyright (c) 2010 - 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.
+
+
+**/
+
+#include <PiSmm.h>
+#include <Library/SmmServicesTableLib.h>
+#include "FvbSmmCommon.h"
+#include "FvbService.h"
+
+/**
+ The function installs EFI_SMM_FIRMWARE_VOLUME_BLOCK protocol
+ for each FV in the system.
+
+ @param[in] FwhInstance The pointer to a FW volume instance structure,
+ which contains the information about one FV.
+ @param[in] InstanceNum The instance number which can be used as a ID
+ to locate this FwhInstance in other functions.
+
+ @retval VOID
+
+**/
+VOID
+InstallFvbProtocol (
+ IN EFI_FW_VOL_INSTANCE *FwhInstance,
+ IN UINTN InstanceNum
+ )
+{
+ EFI_FW_VOL_BLOCK_DEVICE *FvbDevice;
+ EFI_FIRMWARE_VOLUME_HEADER *FwVolHeader;
+ EFI_STATUS Status;
+ EFI_HANDLE FvbHandle;
+
+ FvbDevice = (EFI_FW_VOL_BLOCK_DEVICE *) AllocateRuntimeCopyPool (
+ sizeof (EFI_FW_VOL_BLOCK_DEVICE),
+ &mFvbDeviceTemplate
+ );
+ ASSERT (FvbDevice != NULL);
+
+ FvbDevice->Instance = InstanceNum;
+ FwVolHeader = &FwhInstance->VolumeHeader;
+
+ //
+ // Set up the devicepath.
+ //
+ if (FwVolHeader->ExtHeaderOffset == 0) {
+ //
+ // FV does not contains extension header, then produce MEMMAP_DEVICE_PATH.
+ //
+ FvbDevice->DevicePath = (EFI_DEVICE_PATH_PROTOCOL *) AllocateRuntimeCopyPool (sizeof (FV_MEMMAP_DEVICE_PATH), &mFvMemmapDevicePathTemplate);
+ ((FV_MEMMAP_DEVICE_PATH *) FvbDevice->DevicePath)->MemMapDevPath.StartingAddress = FwhInstance->FvBase;
+ ((FV_MEMMAP_DEVICE_PATH *) FvbDevice->DevicePath)->MemMapDevPath.EndingAddress = FwhInstance->FvBase + FwVolHeader->FvLength - 1;
+ } else {
+ FvbDevice->DevicePath = (EFI_DEVICE_PATH_PROTOCOL *) AllocateRuntimeCopyPool (sizeof (FV_PIWG_DEVICE_PATH), &mFvPIWGDevicePathTemplate);
+ CopyGuid (
+ &((FV_PIWG_DEVICE_PATH *)FvbDevice->DevicePath)->FvDevPath.FvName,
+ (GUID *)(UINTN)(FwhInstance->FvBase + FwVolHeader->ExtHeaderOffset)
+ );
+ }
+
+ //
+ // Install the SMM Firmware Volume Block Protocol and Device Path Protocol.
+ //
+ FvbHandle = NULL;
+ Status = gSmst->SmmInstallProtocolInterface (
+ &FvbHandle,
+ &gEfiSmmFirmwareVolumeBlockProtocolGuid,
+ EFI_NATIVE_INTERFACE,
+ &FvbDevice->FwVolBlockInstance
+ );
+ ASSERT_EFI_ERROR (Status);
+
+ Status = gSmst->SmmInstallProtocolInterface (
+ &FvbHandle,
+ &gEfiDevicePathProtocolGuid,
+ EFI_NATIVE_INTERFACE,
+ FvbDevice->DevicePath
+ );
+ ASSERT_EFI_ERROR (Status);
+
+ //
+ // Notify the Fvb wrapper driver SMM fvb is ready.
+ //
+ FvbHandle = NULL;
+ Status = gBS->InstallProtocolInterface (
+ &FvbHandle,
+ &gEfiSmmFirmwareVolumeBlockProtocolGuid,
+ EFI_NATIVE_INTERFACE,
+ &FvbDevice->FwVolBlockInstance
+ );
+}
+
+
+/**
+ The driver entry point for SMM Firmware Volume Block Driver.
+
+ The function does the necessary initialization work
+ Firmware Volume Block Driver.
+
+ @param[in] ImageHandle The firmware allocated handle for the UEFI image.
+ @param[in] SystemTable A pointer to the EFI system table.
+
+ @retval EFI_SUCCESS This funtion always return EFI_SUCCESS.
+ It will ASSERT on errors.
+
+**/
+EFI_STATUS
+EFIAPI
+FvbSmmInitialize (
+ IN EFI_HANDLE ImageHandle,
+ IN EFI_SYSTEM_TABLE *SystemTable
+ )
+{
+ FvbInitialize ();
+
+ return EFI_SUCCESS;
+}
+
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