[edk2-devel] [PATCH] MdeModulePkg/NvmExpressPei: Produce NVM Express PassThru PPI

Wu, Hao A hao.a.wu at intel.com
Tue Jun 18 12:34:03 UTC 2019


> -----Original Message-----
> From: devel at edk2.groups.io [mailto:devel at edk2.groups.io] On Behalf Of
> Maggie Chu
> Sent: Monday, June 17, 2019 10:11 AM
> To: devel at edk2.groups.io
> Cc: Wu, Hao A; Wang, Jian J; Ni, Ray; Zeng, Star
> Subject: [edk2-devel] [PATCH] MdeModulePkg/NvmExpressPei: Produce
> NVM Express PassThru PPI
> 
> https://bugzilla.tianocore.org/show_bug.cgi?id=1879
> This commit will add codes to produce the NVM Express PassThru PPI.
> 
> Signed-off-by: Maggie Chu <maggie.chu at intel.com>
> Cc: Hao A Wu <hao.a.wu at intel.com>
> Cc: Jian J Wang <jian.j.wang at intel.com>
> Cc: Ray Ni <ray.ni at intel.com>
> Cc: Star Zeng <star.zeng at intel.com>
> ---
>  MdeModulePkg/Bus/Pci/NvmExpressPei/NvmExpressPei.c |  26 +++
>  MdeModulePkg/Bus/Pci/NvmExpressPei/NvmExpressPei.h |   8 +
>  .../Bus/Pci/NvmExpressPei/NvmExpressPei.inf        |   1 +
>  .../Bus/Pci/NvmExpressPei/NvmExpressPeiBlockIo.c   |  27 +--
>  .../Bus/Pci/NvmExpressPei/NvmExpressPeiHci.c       |  74 ++++---
>  .../Bus/Pci/NvmExpressPei/NvmExpressPeiPassThru.c  | 218
> ++++++++++++++++++++-
>  .../Bus/Pci/NvmExpressPei/NvmExpressPeiPassThru.h  | 159 ++++++++++----
> -
>  .../NvmExpressPei/NvmExpressPeiStorageSecurity.c   |  24 +--
>  8 files changed, 420 insertions(+), 117 deletions(-)
> 
> diff --git a/MdeModulePkg/Bus/Pci/NvmExpressPei/NvmExpressPei.c
> b/MdeModulePkg/Bus/Pci/NvmExpressPei/NvmExpressPei.c
> index 0e79b29f82..987eed420e 100644
> --- a/MdeModulePkg/Bus/Pci/NvmExpressPei/NvmExpressPei.c
> +++ b/MdeModulePkg/Bus/Pci/NvmExpressPei/NvmExpressPei.c
> @@ -28,6 +28,12 @@ EFI_PEI_PPI_DESCRIPTOR
> mNvmeStorageSecurityPpiListTemplate = {
>    NULL
>  };
> 
> +EFI_PEI_PPI_DESCRIPTOR  mNvmePassThruPpiListTemplate = {
> +  (EFI_PEI_PPI_DESCRIPTOR_PPI |
> EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST),
> +  &gEdkiiPeiNvmExpressPassThruPpiGuid,
> +  NULL
> +};
> +
>  EFI_PEI_NOTIFY_DESCRIPTOR  mNvmeEndOfPeiNotifyListTemplate = {
>    (EFI_PEI_PPI_DESCRIPTOR_NOTIFY_CALLBACK |
> EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST),
>    &gEfiEndOfPeiSignalPpiGuid,
> @@ -392,6 +398,26 @@ NvmExpressPeimEntry (
>      Private->BlkIo2PpiList.Ppi                 = &Private->BlkIo2Ppi;
>      PeiServicesInstallPpi (&Private->BlkIoPpiList);
> 
> +    //
> +    // Nvm Express Pass Thru PPI
> +    //
> +    Private->PassThruMode.Attributes            =
> EFI_NVM_EXPRESS_PASS_THRU_ATTRIBUTES_PHYSICAL |
> +
> EFI_NVM_EXPRESS_PASS_THRU_ATTRIBUTES_LOGICAL |
> +
> EFI_NVM_EXPRESS_PASS_THRU_ATTRIBUTES_CMD_SET_NVM;
> +    Private->PassThruMode.IoAlign               = sizeof (UINTN);
> +    Private->PassThruMode.NvmeVersion           =
> EDKII_PEI_NVM_EXPRESS_PASS_THRU_PPI_REVISION;
> +    Private->NvmePassThruPpi.Mode               = &Private->PassThruMode;
> +    Private->NvmePassThruPpi.GetDevicePath      =
> NvmePassThruGetDevicePath;
> +    Private->NvmePassThruPpi.GetNextNameSpace   =
> NvmePassThruGetNextNameSpace;
> +    Private->NvmePassThruPpi.PassThru           = NvmePassThru;
> +    CopyMem (
> +      &Private->NvmePassThruPpiList,
> +      &mNvmePassThruPpiListTemplate,
> +      sizeof (EFI_PEI_PPI_DESCRIPTOR)
> +      );
> +    Private->NvmePassThruPpiList.Ppi            = &Private->NvmePassThruPpi;
> +    PeiServicesInstallPpi (&Private->NvmePassThruPpiList);
> +
>      //
>      // Check if the NVME controller supports the Security Receive/Send
> commands
>      //
> diff --git a/MdeModulePkg/Bus/Pci/NvmExpressPei/NvmExpressPei.h
> b/MdeModulePkg/Bus/Pci/NvmExpressPei/NvmExpressPei.h
> index 6b2e2f0326..8cd905191b 100644
> --- a/MdeModulePkg/Bus/Pci/NvmExpressPei/NvmExpressPei.h
> +++ b/MdeModulePkg/Bus/Pci/NvmExpressPei/NvmExpressPei.h
> @@ -19,6 +19,7 @@
>  #include <Ppi/BlockIo.h>
>  #include <Ppi/BlockIo2.h>
>  #include <Ppi/StorageSecurityCommand.h>
> +#include <Ppi/NvmExpressPassThru.h>
>  #include <Ppi/IoMmu.h>
>  #include <Ppi/EndOfPeiPhase.h>
> 
> @@ -74,6 +75,8 @@ struct _PEI_NVME_NAMESPACE_INFO {
>    PEI_NVME_CONTROLLER_PRIVATE_DATA          *Controller;
>  };
> 
> +#define NVME_CONTROLLER_NSID        0
> +
>  //
>  // Unique signature for private data structure.
>  //
> @@ -85,15 +88,18 @@ struct _PEI_NVME_NAMESPACE_INFO {
>  struct _PEI_NVME_CONTROLLER_PRIVATE_DATA {
>    UINT32                                    Signature;
>    UINTN                                     MmioBase;
> +  EFI_NVM_EXPRESS_PASS_THRU_MODE            PassThruMode;
>    UINTN                                     DevicePathLength;
>    EFI_DEVICE_PATH_PROTOCOL                  *DevicePath;
> 
>    EFI_PEI_RECOVERY_BLOCK_IO_PPI             BlkIoPpi;
>    EFI_PEI_RECOVERY_BLOCK_IO2_PPI            BlkIo2Ppi;
>    EDKII_PEI_STORAGE_SECURITY_CMD_PPI        StorageSecurityPpi;
> +  EDKII_PEI_NVM_EXPRESS_PASS_THRU_PPI       NvmePassThruPpi;
>    EFI_PEI_PPI_DESCRIPTOR                    BlkIoPpiList;
>    EFI_PEI_PPI_DESCRIPTOR                    BlkIo2PpiList;
>    EFI_PEI_PPI_DESCRIPTOR                    StorageSecurityPpiList;
> +  EFI_PEI_PPI_DESCRIPTOR                    NvmePassThruPpiList;
>    EFI_PEI_NOTIFY_DESCRIPTOR                 EndOfPeiNotifyList;
> 
>    //
> @@ -145,6 +151,8 @@ struct _PEI_NVME_CONTROLLER_PRIVATE_DATA {
>    CR (a, PEI_NVME_CONTROLLER_PRIVATE_DATA, BlkIo2Ppi,
> NVME_PEI_CONTROLLER_PRIVATE_DATA_SIGNATURE)
>  #define
> GET_NVME_PEIM_HC_PRIVATE_DATA_FROM_THIS_STROAGE_SECURITY(a)
> \
>    CR (a, PEI_NVME_CONTROLLER_PRIVATE_DATA, StorageSecurityPpi,
> NVME_PEI_CONTROLLER_PRIVATE_DATA_SIGNATURE)
> +#define
> GET_NVME_PEIM_HC_PRIVATE_DATA_FROM_THIS_NVME_PASSTHRU(a)       \
> +  CR (a, PEI_NVME_CONTROLLER_PRIVATE_DATA, NvmePassThruPpi,
> NVME_PEI_CONTROLLER_PRIVATE_DATA_SIGNATURE)
>  #define GET_NVME_PEIM_HC_PRIVATE_DATA_FROM_THIS_NOTIFY(a)
> \
>    CR (a, PEI_NVME_CONTROLLER_PRIVATE_DATA, EndOfPeiNotifyList,
> NVME_PEI_CONTROLLER_PRIVATE_DATA_SIGNATURE)
> 
> diff --git a/MdeModulePkg/Bus/Pci/NvmExpressPei/NvmExpressPei.inf
> b/MdeModulePkg/Bus/Pci/NvmExpressPei/NvmExpressPei.inf
> index a8e4808e6b..4dd6c5704f 100644
> --- a/MdeModulePkg/Bus/Pci/NvmExpressPei/NvmExpressPei.inf
> +++ b/MdeModulePkg/Bus/Pci/NvmExpressPei/NvmExpressPei.inf
> @@ -56,6 +56,7 @@
>    gEdkiiPeiNvmExpressHostControllerPpiGuid       ## CONSUMES
>    gEdkiiIoMmuPpiGuid                             ## CONSUMES
>    gEfiEndOfPeiSignalPpiGuid                      ## CONSUMES
> +  gEdkiiPeiNvmExpressPassThruPpiGuid             ## SOMETIMES_PRODUCES
>    gEfiPeiVirtualBlockIoPpiGuid                   ## SOMETIMES_PRODUCES
>    gEfiPeiVirtualBlockIo2PpiGuid                  ## SOMETIMES_PRODUCES
>    gEdkiiPeiStorageSecurityCommandPpiGuid         ## SOMETIMES_PRODUCES
> diff --git
> a/MdeModulePkg/Bus/Pci/NvmExpressPei/NvmExpressPeiBlockIo.c
> b/MdeModulePkg/Bus/Pci/NvmExpressPei/NvmExpressPeiBlockIo.c
> index 94cdd05f33..a9bf4f8190 100644
> --- a/MdeModulePkg/Bus/Pci/NvmExpressPei/NvmExpressPeiBlockIo.c
> +++ b/MdeModulePkg/Bus/Pci/NvmExpressPei/NvmExpressPeiBlockIo.c
> @@ -2,7 +2,7 @@
>    The NvmExpressPei driver is used to manage non-volatile memory
> subsystem
>    which follows NVM Express specification at PEI phase.
> 
> -  Copyright (c) 2018, Intel Corporation. All rights reserved.<BR>
> +  Copyright (c) 2018 - 2019, Intel Corporation. All rights reserved.<BR>
> 
>    SPDX-License-Identifier: BSD-2-Clause-Patent
> 
> @@ -34,17 +34,19 @@ ReadSectors (
>    UINT32                                            BlockSize;
>    PEI_NVME_CONTROLLER_PRIVATE_DATA                  *Private;
>    UINT32                                            Bytes;
> -  EDKII_PEI_NVM_EXPRESS_PASS_THRU_COMMAND_PACKET
> CommandPacket;
> -  EDKII_PEI_NVM_EXPRESS_COMMAND                     Command;
> -  EDKII_PEI_NVM_EXPRESS_COMPLETION                  Completion;
> +  EFI_NVM_EXPRESS_PASS_THRU_COMMAND_PACKET
> CommandPacket;
> +  EFI_NVM_EXPRESS_COMMAND                           Command;
> +  EFI_NVM_EXPRESS_COMPLETION                        Completion;
> +  EDKII_PEI_NVM_EXPRESS_PASS_THRU_PPI               *NvmePassThru;
> 
>    Private   = NamespaceInfo->Controller;
> +  NvmePassThru = &Private->NvmePassThruPpi;
>    BlockSize = NamespaceInfo->Media.BlockSize;
>    Bytes     = Blocks * BlockSize;
> 
> -  ZeroMem (&CommandPacket,
> sizeof(EDKII_PEI_NVM_EXPRESS_PASS_THRU_COMMAND_PACKET));
> -  ZeroMem (&Command, sizeof(EDKII_PEI_NVM_EXPRESS_COMMAND));
> -  ZeroMem (&Completion, sizeof(EDKII_PEI_NVM_EXPRESS_COMPLETION));
> +  ZeroMem (&CommandPacket,
> sizeof(EFI_NVM_EXPRESS_PASS_THRU_COMMAND_PACKET));
> +  ZeroMem (&Command, sizeof(EFI_NVM_EXPRESS_COMMAND));
> +  ZeroMem (&Completion, sizeof(EFI_NVM_EXPRESS_COMPLETION));
> 
>    CommandPacket.NvmeCmd        = &Command;
>    CommandPacket.NvmeCompletion = &Completion;
> @@ -63,11 +65,12 @@ ReadSectors (
> 
>    CommandPacket.NvmeCmd->Flags = CDW10_VALID | CDW11_VALID |
> CDW12_VALID;
> 
> -  Status = NvmePassThru (
> -             Private,
> -             NamespaceInfo->NamespaceId,
> -             &CommandPacket
> -             );
> +  Status = NvmePassThru->PassThru (
> +                           NvmePassThru,
> +                           NamespaceInfo->NamespaceId,
> +                           &CommandPacket
> +                           );
> +
>    return Status;
>  }
> 
> diff --git a/MdeModulePkg/Bus/Pci/NvmExpressPei/NvmExpressPeiHci.c
> b/MdeModulePkg/Bus/Pci/NvmExpressPei/NvmExpressPeiHci.c
> index c290f5b56f..1d7e3d26e0 100644
> --- a/MdeModulePkg/Bus/Pci/NvmExpressPei/NvmExpressPeiHci.c
> +++ b/MdeModulePkg/Bus/Pci/NvmExpressPei/NvmExpressPeiHci.c
> @@ -320,14 +320,14 @@ NvmeIdentifyController (
>    IN VOID                                *Buffer
>    )
>  {
> -  EDKII_PEI_NVM_EXPRESS_PASS_THRU_COMMAND_PACKET
> CommandPacket;
> -  EDKII_PEI_NVM_EXPRESS_COMMAND                     Command;
> -  EDKII_PEI_NVM_EXPRESS_COMPLETION                  Completion;
> -  EFI_STATUS                                        Status;
> +  EFI_NVM_EXPRESS_PASS_THRU_COMMAND_PACKET    CommandPacket;
> +  EFI_NVM_EXPRESS_COMMAND                     Command;
> +  EFI_NVM_EXPRESS_COMPLETION                  Completion;
> +  EFI_STATUS                                  Status;
> 
> -  ZeroMem (&CommandPacket,
> sizeof(EDKII_PEI_NVM_EXPRESS_PASS_THRU_COMMAND_PACKET));
> -  ZeroMem (&Command, sizeof(EDKII_PEI_NVM_EXPRESS_COMMAND));
> -  ZeroMem (&Completion, sizeof(EDKII_PEI_NVM_EXPRESS_COMPLETION));
> +  ZeroMem (&CommandPacket,
> sizeof(EFI_NVM_EXPRESS_PASS_THRU_COMMAND_PACKET));
> +  ZeroMem (&Command, sizeof(EFI_NVM_EXPRESS_COMMAND));
> +  ZeroMem (&Completion, sizeof(EFI_NVM_EXPRESS_COMPLETION));
> 
>    Command.Cdw0.Opcode = NVME_ADMIN_IDENTIFY_CMD;
>    //
> @@ -348,7 +348,7 @@ NvmeIdentifyController (
>    CommandPacket.NvmeCmd->Cdw10 = 1;
>    CommandPacket.NvmeCmd->Flags = CDW10_VALID;
> 
> -  Status = NvmePassThru (
> +  Status = NvmePassThruExecute (
>               Private,
>               NVME_CONTROLLER_NSID,
>               &CommandPacket
> @@ -374,14 +374,14 @@ NvmeIdentifyNamespace (
>    IN VOID                                *Buffer
>    )
>  {
> -  EDKII_PEI_NVM_EXPRESS_PASS_THRU_COMMAND_PACKET
> CommandPacket;
> -  EDKII_PEI_NVM_EXPRESS_COMMAND                     Command;
> -  EDKII_PEI_NVM_EXPRESS_COMPLETION                  Completion;
> -  EFI_STATUS                                        Status;
> +  EFI_NVM_EXPRESS_PASS_THRU_COMMAND_PACKET    CommandPacket;
> +  EFI_NVM_EXPRESS_COMMAND                     Command;
> +  EFI_NVM_EXPRESS_COMPLETION                  Completion;
> +  EFI_STATUS                                  Status;
> 
> -  ZeroMem (&CommandPacket,
> sizeof(EDKII_PEI_NVM_EXPRESS_PASS_THRU_COMMAND_PACKET));
> -  ZeroMem (&Command, sizeof(EDKII_PEI_NVM_EXPRESS_COMMAND));
> -  ZeroMem (&Completion, sizeof(EDKII_PEI_NVM_EXPRESS_COMPLETION));
> +  ZeroMem (&CommandPacket,
> sizeof(EFI_NVM_EXPRESS_PASS_THRU_COMMAND_PACKET));
> +  ZeroMem (&Command, sizeof(EFI_NVM_EXPRESS_COMMAND));
> +  ZeroMem (&Completion, sizeof(EFI_NVM_EXPRESS_COMPLETION));
> 
>    Command.Cdw0.Opcode = NVME_ADMIN_IDENTIFY_CMD;
>    Command.Nsid        = NamespaceId;
> @@ -398,7 +398,7 @@ NvmeIdentifyNamespace (
>    CommandPacket.NvmeCmd->Cdw10 = 0;
>    CommandPacket.NvmeCmd->Flags = CDW10_VALID;
> 
> -  Status = NvmePassThru (
> +  Status = NvmePassThruExecute (
>               Private,
>               NamespaceId,
>               &CommandPacket
> @@ -454,22 +454,21 @@ NvmeCreateIoCompletionQueue (
>    IN PEI_NVME_CONTROLLER_PRIVATE_DATA    *Private
>    )
>  {
> -  EDKII_PEI_NVM_EXPRESS_PASS_THRU_COMMAND_PACKET
> CommandPacket;
> -  EDKII_PEI_NVM_EXPRESS_COMMAND                     Command;
> -  EDKII_PEI_NVM_EXPRESS_COMPLETION                  Completion;
> -  EFI_STATUS                                        Status;
> -  NVME_ADMIN_CRIOCQ                                 CrIoCq;
> -
> -  ZeroMem (&CommandPacket,
> sizeof(EDKII_PEI_NVM_EXPRESS_PASS_THRU_COMMAND_PACKET));
> -  ZeroMem (&Command, sizeof(EDKII_PEI_NVM_EXPRESS_COMMAND));
> -  ZeroMem (&Completion, sizeof(EDKII_PEI_NVM_EXPRESS_COMPLETION));
> +  EFI_NVM_EXPRESS_PASS_THRU_COMMAND_PACKET    CommandPacket;
> +  EFI_NVM_EXPRESS_COMMAND                     Command;
> +  EFI_NVM_EXPRESS_COMPLETION                  Completion;
> +  EFI_STATUS                                  Status;
> +  NVME_ADMIN_CRIOCQ                           CrIoCq;
> +
> +  ZeroMem (&CommandPacket,
> sizeof(EFI_NVM_EXPRESS_PASS_THRU_COMMAND_PACKET));
> +  ZeroMem (&Command, sizeof(EFI_NVM_EXPRESS_COMMAND));
> +  ZeroMem (&Completion, sizeof(EFI_NVM_EXPRESS_COMPLETION));
>    ZeroMem (&CrIoCq, sizeof(NVME_ADMIN_CRIOCQ));
> 
>    CommandPacket.NvmeCmd        = &Command;
>    CommandPacket.NvmeCompletion = &Completion;
> 
>    Command.Cdw0.Opcode = NVME_ADMIN_CRIOCQ_CMD;
> -  Command.Cdw0.Cid    = Private->Cid[NVME_ADMIN_QUEUE]++;
>    CommandPacket.TransferBuffer = Private->CqBuffer[NVME_IO_QUEUE];
>    CommandPacket.TransferLength = EFI_PAGE_SIZE;
>    CommandPacket.CommandTimeout = NVME_GENERIC_TIMEOUT;
> @@ -481,7 +480,7 @@ NvmeCreateIoCompletionQueue (
>    CopyMem (&CommandPacket.NvmeCmd->Cdw10, &CrIoCq, sizeof
> (NVME_ADMIN_CRIOCQ));
>    CommandPacket.NvmeCmd->Flags = CDW10_VALID | CDW11_VALID;
> 
> -  Status = NvmePassThru (
> +  Status = NvmePassThruExecute (
>               Private,
>               NVME_CONTROLLER_NSID,
>               &CommandPacket
> @@ -503,22 +502,21 @@ NvmeCreateIoSubmissionQueue (
>    IN PEI_NVME_CONTROLLER_PRIVATE_DATA    *Private
>    )
>  {
> -  EDKII_PEI_NVM_EXPRESS_PASS_THRU_COMMAND_PACKET
> CommandPacket;
> -  EDKII_PEI_NVM_EXPRESS_COMMAND                     Command;
> -  EDKII_PEI_NVM_EXPRESS_COMPLETION                  Completion;
> -  EFI_STATUS                                        Status;
> -  NVME_ADMIN_CRIOSQ                                 CrIoSq;
> -
> -  ZeroMem (&CommandPacket,
> sizeof(EDKII_PEI_NVM_EXPRESS_PASS_THRU_COMMAND_PACKET));
> -  ZeroMem (&Command, sizeof(EDKII_PEI_NVM_EXPRESS_COMMAND));
> -  ZeroMem (&Completion, sizeof(EDKII_PEI_NVM_EXPRESS_COMPLETION));
> +  EFI_NVM_EXPRESS_PASS_THRU_COMMAND_PACKET    CommandPacket;
> +  EFI_NVM_EXPRESS_COMMAND                     Command;
> +  EFI_NVM_EXPRESS_COMPLETION                  Completion;
> +  EFI_STATUS                                  Status;
> +  NVME_ADMIN_CRIOSQ                           CrIoSq;
> +
> +  ZeroMem (&CommandPacket,
> sizeof(EFI_NVM_EXPRESS_PASS_THRU_COMMAND_PACKET));
> +  ZeroMem (&Command, sizeof(EFI_NVM_EXPRESS_COMMAND));
> +  ZeroMem (&Completion, sizeof(EFI_NVM_EXPRESS_COMPLETION));
>    ZeroMem (&CrIoSq, sizeof(NVME_ADMIN_CRIOSQ));
> 
>    CommandPacket.NvmeCmd        = &Command;
>    CommandPacket.NvmeCompletion = &Completion;
> 
>    Command.Cdw0.Opcode = NVME_ADMIN_CRIOSQ_CMD;
> -  Command.Cdw0.Cid    = Private->Cid[NVME_ADMIN_QUEUE]++;
>    CommandPacket.TransferBuffer = Private->SqBuffer[NVME_IO_QUEUE];
>    CommandPacket.TransferLength = EFI_PAGE_SIZE;
>    CommandPacket.CommandTimeout = NVME_GENERIC_TIMEOUT;
> @@ -532,7 +530,7 @@ NvmeCreateIoSubmissionQueue (
>    CopyMem (&CommandPacket.NvmeCmd->Cdw10, &CrIoSq, sizeof
> (NVME_ADMIN_CRIOSQ));
>    CommandPacket.NvmeCmd->Flags = CDW10_VALID | CDW11_VALID;
> 
> -  Status = NvmePassThru (
> +  Status = NvmePassThruExecute (
>               Private,
>               NVME_CONTROLLER_NSID,
>               &CommandPacket
> diff --git
> a/MdeModulePkg/Bus/Pci/NvmExpressPei/NvmExpressPeiPassThru.c
> b/MdeModulePkg/Bus/Pci/NvmExpressPei/NvmExpressPeiPassThru.c
> index a33f5a872e..370a54e5a2 100644
> --- a/MdeModulePkg/Bus/Pci/NvmExpressPei/NvmExpressPeiPassThru.c
> +++ b/MdeModulePkg/Bus/Pci/NvmExpressPei/NvmExpressPeiPassThru.c
> @@ -2,7 +2,7 @@
>    The NvmExpressPei driver is used to manage non-volatile memory
> subsystem
>    which follows NVM Express specification at PEI phase.
> 
> -  Copyright (c) 2018, Intel Corporation. All rights reserved.<BR>
> +  Copyright (c) 2018 - 2019, Intel Corporation. All rights reserved.<BR>
> 
>    SPDX-License-Identifier: BSD-2-Clause-Patent
> 
> @@ -332,10 +332,10 @@ NvmeCheckCqStatus (
> 
>  **/
>  EFI_STATUS
> -NvmePassThru (
> +NvmePassThruExecute (
>    IN     PEI_NVME_CONTROLLER_PRIVATE_DATA                  *Private,
>    IN     UINT32                                            NamespaceId,
> -  IN OUT EDKII_PEI_NVM_EXPRESS_PASS_THRU_COMMAND_PACKET
> *Packet
> +  IN OUT EFI_NVM_EXPRESS_PASS_THRU_COMMAND_PACKET          *Packet
>    )
>  {
>    EFI_STATUS               Status;
> @@ -411,9 +411,9 @@ NvmePassThru (
>    }
> 
>    ZeroMem (Sq, sizeof (NVME_SQ));
> -  Sq->Opc  = Packet->NvmeCmd->Cdw0.Opcode;
> -  Sq->Fuse = Packet->NvmeCmd->Cdw0.FusedOperation;
> -  Sq->Cid  = Packet->NvmeCmd->Cdw0.Cid;
> +  Sq->Opc  = (UINT8)Packet->NvmeCmd->Cdw0.Opcode;
> +  Sq->Fuse = (UINT8)Packet->NvmeCmd->Cdw0.FusedOperation;
> +  Sq->Cid  = Private->Cid[QueueId]++;;
>    Sq->Nsid = Packet->NvmeCmd->Nsid;
> 
>    //
> @@ -603,7 +603,7 @@ NvmePassThru (
>    //
>    // Copy the Respose Queue entry for this command to the callers response
> buffer
>    //
> -  CopyMem (Packet->NvmeCompletion, Cq, sizeof
> (EDKII_PEI_NVM_EXPRESS_COMPLETION));
> +  CopyMem (Packet->NvmeCompletion, Cq, sizeof
> (EFI_NVM_EXPRESS_COMPLETION));
> 
>    //
>    // Check the NVMe cmd execution result
> @@ -622,3 +622,207 @@ Exit:
> 
>    return Status;
>  }
> +
> +/**
> +  Gets the device path information of the underlying NVM Express host
> controller.
> +
> +  @param[in]  This                 The PPI instance pointer.
> +  @param[out] DevicePathLength     The length of the device path in bytes
> specified
> +                                   by DevicePath.
> +  @param[out] DevicePath           The device path of the underlying NVM
> Express
> +                                   host controller.
> +                                   This field re-uses EFI Device Path Protocol as
> +                                   defined by Section 10.2 EFI Device Path Protocol
> +                                   of UEFI 2.7 Specification.
> +
> +  @retval EFI_SUCCESS              The operation succeeds.
> +  @retval EFI_INVALID_PARAMETER    DevicePathLength or DevicePath is
> NULL.
> +  @retval EFI_OUT_OF_RESOURCES     The operation fails due to lack of
> resources.
> +
> +**/
> +EFI_STATUS
> +EFIAPI
> +NvmePassThruGetDevicePath (
> +  IN  EDKII_PEI_NVM_EXPRESS_PASS_THRU_PPI    *This,
> +  OUT UINTN                                  *DevicePathLength,
> +  OUT EFI_DEVICE_PATH_PROTOCOL               **DevicePath
> +  )
> +{
> +  PEI_NVME_CONTROLLER_PRIVATE_DATA         *Private;
> +
> +  if (This == NULL || DevicePathLength == NULL || DevicePath == NULL) {
> +    return EFI_INVALID_PARAMETER;
> +  }
> +
> +  Private =
> GET_NVME_PEIM_HC_PRIVATE_DATA_FROM_THIS_NVME_PASSTHRU (This);
> +
> +  *DevicePathLength = Private->DevicePathLength;
> +  *DevicePath       = AllocateCopyPool (Private->DevicePathLength, Private-
> >DevicePath);
> +  if (*DevicePath == NULL) {
> +    *DevicePathLength = 0;
> +    return EFI_OUT_OF_RESOURCES;
> +  }
> +
> +  return EFI_SUCCESS;
> +}
> +
> +/**
> +  Used to retrieve the next namespace ID for this NVM Express controller.
> +
> +  If on input the value pointed to by NamespaceId is 0xFFFFFFFF, then the
> first
> +  valid namespace ID defined on the NVM Express controller is returned in
> the
> +  location pointed to by NamespaceId and a status of EFI_SUCCESS is
> returned.
> +
> +  If on input the value pointed to by NamespaceId is an invalid namespace
> ID
> +  other than 0xFFFFFFFF, then EFI_INVALID_PARAMETER is returned.
> +
> +  If on input the value pointed to by NamespaceId is a valid namespace ID,
> then
> +  the next valid namespace ID on the NVM Express controller is returned in
> the
> +  location pointed to by NamespaceId, and EFI_SUCCESS is returned.
> +
> +  If the value pointed to by NamespaceId is the namespace ID of the last
> +  namespace on the NVM Express controller, then EFI_NOT_FOUND is
> returned.
> +
> +  @param[in]     This              The PPI instance pointer.
> +  @param[in,out] NamespaceId       On input, a pointer to a legal
> NamespaceId
> +                                   for an NVM Express namespace present on the
> +                                   NVM Express controller. On output, a pointer
> +                                   to the next NamespaceId of an NVM Express
> +                                   namespace on an NVM Express controller. An
> +                                   input value of 0xFFFFFFFF retrieves the
> +                                   first NamespaceId for an NVM Express
> +                                   namespace present on an NVM Express
> +                                   controller.
> +
> +  @retval EFI_SUCCESS            The Namespace ID of the next Namespace was
> +                                 returned.
> +  @retval EFI_NOT_FOUND          There are no more namespaces defined on
> this
> +                                 controller.
> +  @retval EFI_INVALID_PARAMETER  NamespaceId is an invalid value other
> than
> +                                 0xFFFFFFFF.
> +
> +**/
> +EFI_STATUS
> +EFIAPI
> +NvmePassThruGetNextNameSpace (
> +  IN     EDKII_PEI_NVM_EXPRESS_PASS_THRU_PPI   *This,
> +  IN OUT UINT32                                *NamespaceId
> +  )
> +{
> +  PEI_NVME_CONTROLLER_PRIVATE_DATA         *Private;
> +  UINT32                                   DeviceIndex;
> +  EFI_STATUS                               Status;
> +
> +  if (This == NULL || NamespaceId == NULL) {
> +    return EFI_INVALID_PARAMETER;
> +  }
> +
> +  Private =
> GET_NVME_PEIM_HC_PRIVATE_DATA_FROM_THIS_NVME_PASSTHRU (This);
> +
> +  Status = EFI_NOT_FOUND;
> +
> +  //
> +  // If active namespace number is 0, then valid namespace ID is
> unavailable
> +  //
> +  if (Private->ActiveNamespaceNum == 0) {
> +    return EFI_NOT_FOUND;
> +  }
> +
> +  //
> +  // If the NamespaceId input value is 0xFFFFFFFF, then get the first valid
> namespace ID
> +  //
> +  if (*NamespaceId == 0xFFFFFFFF) {
> +    //
> +    // Start with the first namespace ID
> +    //
> +    *NamespaceId = Private->NamespaceInfo[0].NamespaceId;
> +    Status = EFI_SUCCESS;
> +  } else {
> +    if (*NamespaceId > Private->ControllerData->Nn) {
> +      return EFI_INVALID_PARAMETER;
> +    }
> +
> +    if ((*NamespaceId + 1) > Private->ControllerData->Nn) {
> +      return EFI_NOT_FOUND;
> +    }
> +
> +    for (DeviceIndex = 0; DeviceIndex < Private->ActiveNamespaceNum;
> DeviceIndex++) {
> +      if (*NamespaceId == Private-
> >NamespaceInfo[DeviceIndex].NamespaceId) {
> +        if ((DeviceIndex + 1) < Private->ActiveNamespaceNum) {
> +          *NamespaceId = Private->NamespaceInfo[DeviceIndex +
> 1].NamespaceId;
> +          Status = EFI_SUCCESS;
> +        }
> +        break;
> +      }
> +    }
> +  }
> +
> +  return Status;
> +
> +}
> +
> +/**
> +  Sends an NVM Express Command Packet to an NVM Express controller or
> namespace. This function only
> +  supports blocking execution of the command.
> +
> +  @param[in]  This                 The PPI instance pointer.
> +  @param[in] NamespaceId           Is a 32 bit Namespace ID to which the Nvm
> Express command packet will
> +                                   be sent.
> +                                   A Value of 0 denotes the NVM Express controller, a Value
> of all 0FFh in
> +                                   the namespace ID specifies that the command packet
> should be sent to all
> +                                   valid namespaces.
> +  @param[in,out] Packet            A pointer to the EDKII PEI NVM Express
> PassThru Command Packet to send
> +                                   to the NVMe namespace specified by NamespaceId.
> +
> +  @retval EFI_SUCCESS              The EDKII PEI NVM Express Command Packet
> was sent by the host.
> +                                   TransferLength bytes were transferred to, or from
> DataBuffer.
> +  @retval EFI_NOT_READY            The EDKII PEI NVM Express Command
> Packet could not be sent because
> +                                   the controller is not ready. The caller may retry again later.
> +  @retval EFI_DEVICE_ERROR         A device error occurred while attempting
> to send the EDKII PEI NVM
> +                                   Express Command Packet.
> +  @retval EFI_INVALID_PARAMETER    Namespace, or the contents of
> EDKII_PEI_NVM_EXPRESS_PASS_THRU_COMMAND_PACKET
> +                                   are invalid.
> +                                   The EDKII PEI NVM Express Command Packet was not sent,
> so no
> +                                   additional status information is available.
> +  @retval EFI_UNSUPPORTED          The command described by the EDKII PEI
> NVM Express Command Packet
> +                                   is not supported by the host adapter.
> +                                   The EDKII PEI NVM Express Command Packet was not sent,
> so no
> +                                   additional status information is available.
> +  @retval EFI_TIMEOUT              A timeout occurred while waiting for the
> EDKII PEI NVM Express Command
> +                                   Packet to execute.
> +
> +**/
> +EFI_STATUS
> +EFIAPI
> +NvmePassThru (
> +  IN     EDKII_PEI_NVM_EXPRESS_PASS_THRU_PPI               *This,
> +  IN     UINT32                                            NamespaceId,
> +  IN OUT EFI_NVM_EXPRESS_PASS_THRU_COMMAND_PACKET          *Packet
> +  )
> +{
> +  PEI_NVME_CONTROLLER_PRIVATE_DATA         *Private;
> +  EFI_STATUS Status;
> +
> +  if (This == NULL || Packet == NULL) {
> +    return EFI_INVALID_PARAMETER;
> +  }
> +
> +  Private =
> GET_NVME_PEIM_HC_PRIVATE_DATA_FROM_THIS_NVME_PASSTHRU (This);
> +  //
> +  // Check NamespaceId is valid or not.
> +  //
> +  if ((NamespaceId > Private->ControllerData->Nn) &&
> +      (NamespaceId != (UINT32) -1)) {
> +    return EFI_INVALID_PARAMETER;
> +  }
> +
> +  Status = NvmePassThruExecute (
> +             Private,
> +             NamespaceId,
> +             Packet
> +             );
> +
> +  return Status;
> +
> +}
> +
> diff --git
> a/MdeModulePkg/Bus/Pci/NvmExpressPei/NvmExpressPeiPassThru.h
> b/MdeModulePkg/Bus/Pci/NvmExpressPei/NvmExpressPeiPassThru.h
> index 81066bbd54..00e8f0abda 100644
> --- a/MdeModulePkg/Bus/Pci/NvmExpressPei/NvmExpressPeiPassThru.h
> +++ b/MdeModulePkg/Bus/Pci/NvmExpressPei/NvmExpressPeiPassThru.h
> @@ -2,7 +2,7 @@
>    The NvmExpressPei driver is used to manage non-volatile memory
> subsystem
>    which follows NVM Express specification at PEI phase.
> 
> -  Copyright (c) 2018, Intel Corporation. All rights reserved.<BR>
> +  Copyright (c) 2018 - 2019, Intel Corporation. All rights reserved.<BR>
> 
>    SPDX-License-Identifier: BSD-2-Clause-Patent
> 
> @@ -11,52 +11,6 @@
>  #ifndef _NVM_EXPRESS_PEI_PASSTHRU_H_
>  #define _NVM_EXPRESS_PEI_PASSTHRU_H_
> 
> -#define NVME_CONTROLLER_NSID        0
> -
> -typedef struct {
> -  UINT8                             Opcode;
> -  UINT8                             FusedOperation;
> -    #define NORMAL_CMD              0x00
> -    #define FUSED_FIRST_CMD         0x01
> -    #define FUSED_SECOND_CMD        0x02
> -  UINT16                            Cid;
> -} NVME_CDW0;
> -
> -typedef struct {
> -  NVME_CDW0                         Cdw0;
> -  UINT8                             Flags;
> -    #define CDW10_VALID             0x01
> -    #define CDW11_VALID             0x02
> -    #define CDW12_VALID             0x04
> -    #define CDW13_VALID             0x08
> -    #define CDW14_VALID             0x10
> -    #define CDW15_VALID             0x20
> -  UINT32                            Nsid;
> -  UINT32                            Cdw10;
> -  UINT32                            Cdw11;
> -  UINT32                            Cdw12;
> -  UINT32                            Cdw13;
> -  UINT32                            Cdw14;
> -  UINT32                            Cdw15;
> -} EDKII_PEI_NVM_EXPRESS_COMMAND;
> -
> -typedef struct {
> -  UINT32                            Cdw0;
> -  UINT32                            Cdw1;
> -  UINT32                            Cdw2;
> -  UINT32                            Cdw3;
> -} EDKII_PEI_NVM_EXPRESS_COMPLETION;
> -
> -typedef struct {
> -  UINT64                            CommandTimeout;
> -  VOID                              *TransferBuffer;
> -  UINT32                            TransferLength;
> -  VOID                              *MetadataBuffer;
> -  UINT32                            MetadataLength;
> -  UINT8                             QueueType;
> -  EDKII_PEI_NVM_EXPRESS_COMMAND     *NvmeCmd;
> -  EDKII_PEI_NVM_EXPRESS_COMPLETION  *NvmeCompletion;
> -} EDKII_PEI_NVM_EXPRESS_PASS_THRU_COMMAND_PACKET;
> 
> 
>  /**
> @@ -91,10 +45,117 @@ typedef struct {
> 
>  **/
>  EFI_STATUS
> -NvmePassThru (
> +NvmePassThruExecute (
>    IN     PEI_NVME_CONTROLLER_PRIVATE_DATA                  *Private,
>    IN     UINT32                                            NamespaceId,
> -  IN OUT EDKII_PEI_NVM_EXPRESS_PASS_THRU_COMMAND_PACKET
> *Packet
> +  IN OUT EFI_NVM_EXPRESS_PASS_THRU_COMMAND_PACKET          *Packet
> +  );
> +
> +/**
> +  Gets the device path information of the underlying NVM Express host
> controller.
> +
> +  @param[in]  This                 The PPI instance pointer.
> +  @param[out] DevicePathLength     The length of the device path in bytes
> specified
> +                                   by DevicePath.
> +  @param[out] DevicePath           The device path of the underlying NVM
> Express
> +                                   host controller.
> +                                   This field re-uses EFI Device Path Protocol as
> +                                   defined by Section 10.2 EFI Device Path Protocol
> +                                   of UEFI 2.7 Specification.
> +
> +  @retval EFI_SUCCESS              The operation succeeds.
> +  @retval EFI_INVALID_PARAMETER    DevicePathLength or DevicePath is
> NULL.
> +  @retval EFI_OUT_OF_RESOURCES     The operation fails due to lack of
> resources.
> +
> +**/
> +EFI_STATUS
> +EFIAPI
> +NvmePassThruGetDevicePath (
> +  IN  EDKII_PEI_NVM_EXPRESS_PASS_THRU_PPI *This,
> +  OUT UINTN                               *DevicePathLength,
> +  OUT EFI_DEVICE_PATH_PROTOCOL            **DevicePath
> +  );
> +
> +/**
> +  Used to retrieve the next namespace ID for this NVM Express controller.
> +
> +  If on input the value pointed to by NamespaceId is 0xFFFFFFFF, then the
> first
> +  valid namespace ID defined on the NVM Express controller is returned in
> the
> +  location pointed to by NamespaceId and a status of EFI_SUCCESS is
> returned.
> +
> +  If on input the value pointed to by NamespaceId is an invalid namespace
> ID
> +  other than 0xFFFFFFFF, then EFI_INVALID_PARAMETER is returned.
> +
> +  If on input the value pointed to by NamespaceId is a valid namespace ID,
> then
> +  the next valid namespace ID on the NVM Express controller is returned in
> the
> +  location pointed to by NamespaceId, and EFI_SUCCESS is returned.
> +
> +  If the value pointed to by NamespaceId is the namespace ID of the last
> +  namespace on the NVM Express controller, then EFI_NOT_FOUND is
> returned.
> +
> +  @param[in]     This              The PPI instance pointer.
> +  @param[in,out] NamespaceId       On input, a pointer to a legal
> NamespaceId
> +                                   for an NVM Express namespace present on the
> +                                   NVM Express controller. On output, a pointer
> +                                   to the next NamespaceId of an NVM Express
> +                                   namespace on an NVM Express controller. An
> +                                   input value of 0xFFFFFFFF retrieves the
> +                                   first NamespaceId for an NVM Express
> +                                   namespace present on an NVM Express
> +                                   controller.
> +
> +  @retval EFI_SUCCESS            The Namespace ID of the next Namespace was
> +                                 returned.
> +  @retval EFI_NOT_FOUND          There are no more namespaces defined on
> this
> +                                 controller.
> +  @retval EFI_INVALID_PARAMETER  NamespaceId is an invalid value other
> than
> +                                 0xFFFFFFFF.
> +
> +**/
> +EFI_STATUS
> +EFIAPI
> +NvmePassThruGetNextNameSpace (
> +  IN     EDKII_PEI_NVM_EXPRESS_PASS_THRU_PPI   *This,
> +  IN OUT UINT32                                *NamespaceId
> +  );
> +
> +/**
> +  Sends an NVM Express Command Packet to an NVM Express controller or
> namespace. This function only
> +  supports blocking execution of the command.
> +
> +  @param[in] This                  The PPI instance pointer.
> +  @param[in] NamespaceId           Is a 32 bit Namespace ID to which the Nvm
> Express command packet will
> +                                   be sent.
> +                                   A Value of 0 denotes the NVM Express controller, a Value
> of all 0FFh in
> +                                   the namespace ID specifies that the command packet
> should be sent to all
> +                                   valid namespaces.
> +  @param[in,out] Packet            A pointer to the EDKII PEI NVM Express
> PassThru Command Packet to send
> +                                   to the NVMe namespace specified by NamespaceId.
> +
> +  @retval EFI_SUCCESS              The EDKII PEI NVM Express Command Packet
> was sent by the host.
> +                                   TransferLength bytes were transferred to, or from
> DataBuffer.
> +  @retval EFI_NOT_READY            The EDKII PEI NVM Express Command
> Packet could not be sent because
> +                                   the controller is not ready. The caller may retry again later.
> +  @retval EFI_DEVICE_ERROR         A device error occurred while attempting
> to send the EDKII PEI NVM
> +                                   Express Command Packet.
> +  @retval EFI_INVALID_PARAMETER    Namespace, or the contents of
> EDKII_PEI_NVM_EXPRESS_PASS_THRU_COMMAND_PACKET
> +                                   are invalid.
> +                                   The EDKII PEI NVM Express Command Packet was not sent,
> so no
> +                                   additional status information is available.
> +  @retval EFI_UNSUPPORTED          The command described by the EDKII PEI
> NVM Express Command Packet
> +                                   is not supported by the host adapter.
> +                                   The EDKII PEI NVM Express Command Packet was not sent,
> so no
> +                                   additional status information is available.
> +  @retval EFI_TIMEOUT              A timeout occurred while waiting for the
> EDKII PEI NVM Express Command
> +                                   Packet to execute.
> +
> +**/
> +EFI_STATUS
> +EFIAPI
> +NvmePassThru (
> +  IN     EDKII_PEI_NVM_EXPRESS_PASS_THRU_PPI               *This,
> +  IN     UINT32                                            NamespaceId,
> +  IN OUT EFI_NVM_EXPRESS_PASS_THRU_COMMAND_PACKET          *Packet
>    );
> 
>  #endif
> diff --git
> a/MdeModulePkg/Bus/Pci/NvmExpressPei/NvmExpressPeiStorageSecurity.
> c
> b/MdeModulePkg/Bus/Pci/NvmExpressPei/NvmExpressPeiStorageSecurity.
> c
> index dda69988b1..094d61bb8a 100644
> ---
> a/MdeModulePkg/Bus/Pci/NvmExpressPei/NvmExpressPeiStorageSecurity.
> c
> +++
> b/MdeModulePkg/Bus/Pci/NvmExpressPei/NvmExpressPeiStorageSecurity.
> c
> @@ -57,15 +57,17 @@ TrustTransferNvmeDevice (
>       OUT UINTN                               *TransferLengthOut
>    )
>  {
> -  EDKII_PEI_NVM_EXPRESS_PASS_THRU_COMMAND_PACKET
> CommandPacket;
> -  EDKII_PEI_NVM_EXPRESS_COMMAND                     Command;
> -  EDKII_PEI_NVM_EXPRESS_COMPLETION                  Completion;
> +  EFI_NVM_EXPRESS_PASS_THRU_COMMAND_PACKET
> CommandPacket;
> +  EFI_NVM_EXPRESS_COMMAND                           Command;
> +  EFI_NVM_EXPRESS_COMPLETION                        Completion;
>    EFI_STATUS                                        Status;
>    UINT16                                            SpecificData;
> +  EDKII_PEI_NVM_EXPRESS_PASS_THRU_PPI               *NvmePassThru;
> 
> -  ZeroMem (&CommandPacket,
> sizeof(EDKII_PEI_NVM_EXPRESS_PASS_THRU_COMMAND_PACKET));
> -  ZeroMem (&Command, sizeof(EDKII_PEI_NVM_EXPRESS_COMMAND));
> -  ZeroMem (&Completion, sizeof(EDKII_PEI_NVM_EXPRESS_COMPLETION));
> +  NvmePassThru = &Private->NvmePassThruPpi;
> +  ZeroMem (&CommandPacket,
> sizeof(EFI_NVM_EXPRESS_PASS_THRU_COMMAND_PACKET));
> +  ZeroMem (&Command, sizeof(EFI_NVM_EXPRESS_COMMAND));
> +  ZeroMem (&Completion, sizeof(EFI_NVM_EXPRESS_COMPLETION));
> 
>    CommandPacket.NvmeCmd        = &Command;
>    CommandPacket.NvmeCompletion = &Completion;
> @@ -94,11 +96,11 @@ TrustTransferNvmeDevice (
>    CommandPacket.CommandTimeout = Timeout;
>    CommandPacket.QueueType      = NVME_ADMIN_QUEUE;
> 
> -  Status = NvmePassThru (
> -             Private,
> -             NVME_CONTROLLER_NSID,
> -             &CommandPacket
> -             );
> +  Status = NvmePassThru->PassThru (
> +                           NvmePassThru,
> +                           NVME_CONTROLLER_NSID,
> +                           &CommandPacket
> +                           );


Reviewed-by: Hao A Wu <hao.a.wu at intel.com>

Best Regards,
Hao Wu


> 
>    if (!IsTrustSend) {
>      if (EFI_ERROR (Status))  {
> --
> 2.16.2.windows.1
> 
> 
> 


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