diff options
Diffstat (limited to 'Platform/BroxtonPlatformPkg/Board/MinnowBoard3Next/BoardInitPreMem/BoardInit.c')
| -rw-r--r-- | Platform/BroxtonPlatformPkg/Board/MinnowBoard3Next/BoardInitPreMem/BoardInit.c | 190 |
1 files changed, 190 insertions, 0 deletions
diff --git a/Platform/BroxtonPlatformPkg/Board/MinnowBoard3Next/BoardInitPreMem/BoardInit.c b/Platform/BroxtonPlatformPkg/Board/MinnowBoard3Next/BoardInitPreMem/BoardInit.c new file mode 100644 index 0000000000..7df8fd1c05 --- /dev/null +++ b/Platform/BroxtonPlatformPkg/Board/MinnowBoard3Next/BoardInitPreMem/BoardInit.c @@ -0,0 +1,190 @@ +/** @file
+ Board Init driver.
+
+ Copyright (c) 2010 - 2017, 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
+ which 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/PeiServicesLib.h>
+#include <Library/PcdLib.h>
+#include <Library/BaseMemoryLib.h>
+#include <Library/DebugLib.h>
+#include <Guid/PlatformInfo.h>
+#include <Ppi/BoardInitSignalling.h>
+#include "BoardInit.h"
+#include "PlatformId.h"
+#include "BoardInitMiscs.h"
+
+EFI_STATUS
+EFIAPI
+MinnowBoard3NextPreMemInit (
+ IN CONST EFI_PEI_SERVICES **PeiServices,
+ IN PEI_BOARD_PRE_MEM_INIT_PPI *This
+ );
+
+static PEI_BOARD_PRE_MEM_INIT_PPI mMinnow3NextPreMemInitPpiInstance = {
+ MinnowBoard3NextPreMemInit
+};
+
+static EFI_PEI_PPI_DESCRIPTOR mMinnowBoard3NextPreMemInitPpi = {
+ (EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST),
+ &gBoardPreMemInitPpiGuid,
+ &mMinnow3NextPreMemInitPpiInstance
+};
+
+static EFI_PEI_PPI_DESCRIPTOR mMinnowBoard3NextPreMemInitDonePpi = {
+ (EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST),
+ &gBoardPreMemInitDoneGuid,
+ NULL
+};
+
+EFI_STATUS
+EFIAPI
+MinnowBoard3NextPreMemInit (
+ IN CONST EFI_PEI_SERVICES **PeiServices,
+ IN PEI_BOARD_PRE_MEM_INIT_PPI *This
+ )
+{
+ EFI_STATUS Status;
+ VOID *Instance;
+ UINT8 BoardId;
+ UINT8 FabId;
+
+ BoardId = 0;
+ FabId = 0;
+ Status = PeiServicesLocatePpi (
+ &gBoardPreMemInitDoneGuid,
+ 0,
+ NULL,
+ &Instance
+ );
+ if (!EFI_ERROR (Status)) {
+ DEBUG ((EFI_D_INFO, "Minnow Board 3 Next Pre Mem Init: Skip\n"));
+ return EFI_SUCCESS;
+ }
+
+ DEBUG ((EFI_D_INFO, "Minnow Board 3 Next Pre Mem Init\n"));
+
+ //
+ // Pre Mem Board Init
+ //
+ Status = Minnow3NextGetEmbeddedBoardIdFabId (PeiServices, &BoardId, &FabId);
+
+ if (BoardId != (UINT8) BOARD_ID_MINNOW_NEXT) {
+
+ return EFI_SUCCESS;
+ }
+ DEBUG ((EFI_D_INFO, "This is MinnowBoard3 Next\n"));
+
+ PcdSet8 (PcdBoardId, BoardId);
+ PcdSet8 (PcdFabId, FabId);
+
+ //
+ //PcdSet8 (PcdSerialIoUartNumber, 0);
+ //
+
+ //
+ // Set board specific function as dynamic PCD to be called by common platform code
+ //
+ PcdSet64 (PcdUpdateFspmUpdFunc, (UINT64) (UINTN) mMb3NUpdateFspmUpdPtr);
+ PcdSet64 (PcdDramCreatePolicyDefaultsFunc, (UINT64) (UINTN) mMb3NDramCreatePolicyDefaultsPtr);
+ PcdSet64 (PcdUpdatePcieConfigFunc, (UINT64) (UINTN) mMb3NUpdatePcieConfigPtr);
+
+ //
+ // Install a flag signalling a board is detected and pre-mem init is done
+ //
+ Status = PeiServicesInstallPpi (&mMinnowBoard3NextPreMemInitDonePpi);
+
+ return EFI_SUCCESS;
+}
+
+
+/**
+ This function performs Board initialization in Pre-Memory.
+
+ @retval EFI_SUCCESS The PPI is installed and initialized.
+ @retval EFI ERRORS The PPI is not successfully installed.
+ @retval EFI_OUT_OF_RESOURCES No enough resoruces (such as out of memory).
+
+**/
+EFI_STATUS
+EFIAPI
+MinnowBoard3NextInitConstructor (
+ IN EFI_PEI_FILE_HANDLE FileHandle,
+ IN CONST EFI_PEI_SERVICES **PeiServices
+ )
+{
+ EFI_STATUS Status;
+ VOID *Ppi;
+ EFI_PEI_PPI_DESCRIPTOR *PeiPpiDescriptor;
+ UINTN Instance;
+
+ DEBUG ((EFI_D_INFO, "MinnowBoard3Next Pre Mem Init Constructor \n"));
+
+ Status = PeiServicesLocatePpi (
+ &gBoardPreMemInitDoneGuid,
+ 0,
+ &PeiPpiDescriptor,
+ &Ppi
+ );
+ if (!EFI_ERROR (Status)) {
+ //
+ // Board detection previously done, so this is a re-invocation shadowed in memory.
+ // Reinstall PPIs to eliminate PPI descriptors in torn down temp RAM.
+ //
+ //
+ // Reinstall PreMemInit Done PPI
+ //
+ DEBUG ((EFI_D_INFO, "Reinstall Pre Mem Init Done PPI\n"));
+ Status = PeiServicesReInstallPpi (
+ PeiPpiDescriptor,
+ &mMinnowBoard3NextPreMemInitDonePpi
+ );
+ ASSERT_EFI_ERROR (Status);
+
+ //
+ // Reinstall all instances of Pre Mem Init PPIs.
+ // These PPIs are no longer used so it doesn't matter which board's instance is finally installed.
+ // According to PeiServicesReInstallPpi behavior:
+ // The first run of this loop would replace all descrioptors with a singe in-RAM descriptor;
+ // Subsequent runs of this loop will only replace the first (already in-RAM) descriptor.
+ // As long as all descriptors are in ram, we are fine.
+ //
+ Instance = 0;
+ do {
+ Status = PeiServicesLocatePpi (
+ &gBoardPreMemInitPpiGuid,
+ Instance,
+ &PeiPpiDescriptor,
+ &Ppi
+ );
+ if (Status == EFI_NOT_FOUND) {
+ break;
+ }
+ ASSERT_EFI_ERROR (Status);
+ DEBUG ((EFI_D_INFO, "Reinstall Pre Mem Init PPI\n"));
+ Status = PeiServicesReInstallPpi (
+ PeiPpiDescriptor,
+ &mMinnowBoard3NextPreMemInitPpi
+ );
+ ASSERT_EFI_ERROR (Status);
+
+ Instance++;
+ } while (TRUE);
+ return Status;
+ }
+
+ DEBUG ((EFI_D_INFO, "Install Pre Mem Init PPI \n"));
+ Status = PeiServicesInstallPpi (&mMinnowBoard3NextPreMemInitPpi);
+ return Status;
+}
+
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