1 files changed, 95 insertions, 0 deletions
diff --git a/Platform/Intel/AdvancedFeaturePkg/Ipmi/IpmiInit/PeiIpmiInit.c b/Platform/Intel/AdvancedFeaturePkg/Ipmi/IpmiInit/PeiIpmiInit.c
new file mode 100644
index 0000000000..962aff6f4b
--- /dev/null
+++ b/Platform/Intel/AdvancedFeaturePkg/Ipmi/IpmiInit/PeiIpmiInit.c
@@ -0,0 +1,95 @@
+/** @file
+    IPMI stack initialization in PEI.
+
+Copyright (c) 2018, 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 <PiPei.h>
+#include <Library/BaseLib.h>
+#include <Library/DebugLib.h>
+#include <Library/TimerLib.h>
+#include <Library/IpmiCommandLib.h>
+
+#define BMC_TIMEOUT_PEI      50  // [s] How long shall BIOS wait for BMC
+#define BMC_KCS_TIMEOUT      5   // [s] Single KSC request timeout
+
+EFI_STATUS
+GetDeviceId (
+  OUT BOOLEAN *UpdateMode
+  )
+/*++
+
+Routine Description:
+  Execute the Get Device ID command to determine whether or not the BMC is in Force Update
+  Mode.  If it is, then report it to the error manager.
+
+Arguments:
+
+Returns: 
+  Status
+
+--*/
+{
+  EFI_STATUS                   Status;
+  IPMI_GET_DEVICE_ID_RESPONSE  BmcInfo;
+  UINT32                       Retries;
+  
+  //
+  // Set up a loop to retry for up to 30 seconds. Calculate retries not timeout
+  // so that in case KCS is not enabled and EfiIpmiSendCommand() returns
+  // immediately we will not wait all the 30 seconds.
+  //
+  Retries = BMC_TIMEOUT_PEI/ BMC_KCS_TIMEOUT + 1;
+  //
+  // Get the device ID information for the BMC.
+  //
+  do {
+    Status = IpmiGetDeviceId (&BmcInfo);
+    if (!EFI_ERROR(Status)) {
+      break;
+    }
+    DEBUG ((DEBUG_ERROR, "[IPMI] BMC does not respond (status: %r), %d retries left\n", Status, Retries));
+    if (Retries-- == 0) {
+      return Status;
+    }
+  } while (TRUE);
+
+  DEBUG((DEBUG_INFO, "[IPMI] BMC Device ID: 0x%02X, firmware version: %d.%02X\n", BmcInfo.DeviceId, BmcInfo.MajorFirmwareRev, BmcInfo.MinorFirmwareRev));
+  *UpdateMode = (BOOLEAN)BmcInfo.UpdateMode;
+  return Status;
+}
+
+/**
+  The entry point of the Ipmi PEIM.
+
+  @param  FileHandle  Handle of the file being invoked.
+  @param  PeiServices Describes the list of possible PEI Services. 
+
+  @retval EFI_SUCCESS   Indicates that Ipmi initialization completed successfully.
+**/
+EFI_STATUS
+EFIAPI
+PeimIpmiInterfaceInit (
+  IN       EFI_PEI_FILE_HANDLE  FileHandle,
+  IN CONST EFI_PEI_SERVICES     **PeiServices
+  )
+{
+  BOOLEAN      UpdateMode;
+  EFI_STATUS   Status;
+
+  DEBUG((EFI_D_ERROR,"IPMI Peim:Get BMC Device Id\n"));
+
+  //
+  // Get the Device ID and check if the system is in Force Update mode.
+  //
+  Status = GetDeviceId (&UpdateMode);
+  return EFI_SUCCESS;
+}