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From: "Leif Lindholm" <leif@nuviainc.com>
To: Nhi Pham <nhi@os.amperecomputing.com>
Cc: devel@edk2.groups.io, patches@amperecomputing.com,
	vunguyen@os.amperecomputing.com,
	Thang Nguyen <thang@os.amperecomputing.com>,
	Chuong Tran <chuong@os.amperecomputing.com>,
	Phong Vo <phong@os.amperecomputing.com>,
	Michael D Kinney <michael.d.kinney@intel.com>,
	Ard Biesheuvel <ardb+tianocore@kernel.org>,
	Nate DeSimone <nathaniel.l.desimone@intel.com>
Subject: Re: [PATCH v3 24/28] AmpereAltraPkg: Add configuration screen for CPU
Date: Fri, 24 Sep 2021 13:51:24 +0100	[thread overview]
Message-ID: <20210924125124.iz652yv3fknhpffg@leviathan> (raw)
In-Reply-To: <20210915155527.8176-25-nhi@os.amperecomputing.com>

On Wed, Sep 15, 2021 at 22:55:23 +0700, Nhi Pham wrote:
> From: Vu Nguyen <vunguyen@os.amperecomputing.com>
> 
> This screen is to add configuration regarding CPU. Currently, this
> screen just adds a option for SubNUMA mode selection.
> 
> Cc: Thang Nguyen <thang@os.amperecomputing.com>
> Cc: Chuong Tran <chuong@os.amperecomputing.com>
> Cc: Phong Vo <phong@os.amperecomputing.com>
> Cc: Leif Lindholm <leif@nuviainc.com>
> Cc: Michael D Kinney <michael.d.kinney@intel.com>
> Cc: Ard Biesheuvel <ardb+tianocore@kernel.org>
> Cc: Nate DeSimone <nathaniel.l.desimone@intel.com>
> 
> Signed-off-by: Vu Nguyen <vunguyen@os.amperecomputing.com>

Reviewed-by: Leif Lindholm <leif@nuviainc.com>


> ---
>  Silicon/Ampere/AmpereAltraPkg/AmpereAltraPkg.dec                          |   3 +
>  Platform/Ampere/JadePkg/Jade.dsc                                          |   1 +
>  Platform/Ampere/JadePkg/Jade.fdf                                          |   1 +
>  Silicon/Ampere/AmpereAltraPkg/Drivers/CpuConfigDxe/CpuConfigDxe.inf       |  58 +++
>  Silicon/Ampere/AmpereAltraPkg/Drivers/CpuConfigDxe/CpuConfigDxe.h         |  52 ++
>  Silicon/Ampere/AmpereAltraPkg/Drivers/CpuConfigDxe/CpuConfigNVDataStruc.h |  19 +
>  Silicon/Ampere/AmpereAltraPkg/Include/Guid/CpuConfigHii.h                 |  19 +
>  Silicon/Ampere/AmpereAltraPkg/Drivers/CpuConfigDxe/CpuConfigVfr.vfr       |  43 ++
>  Silicon/Ampere/AmpereAltraPkg/Drivers/CpuConfigDxe/CpuConfigDxe.c         | 530 ++++++++++++++++++++
>  Silicon/Ampere/AmpereAltraPkg/Drivers/CpuConfigDxe/CpuConfigStrings.uni   |  17 +
>  10 files changed, 743 insertions(+)
> 
> diff --git a/Silicon/Ampere/AmpereAltraPkg/AmpereAltraPkg.dec b/Silicon/Ampere/AmpereAltraPkg/AmpereAltraPkg.dec
> index 93da9b38def5..6ea247c75e87 100644
> --- a/Silicon/Ampere/AmpereAltraPkg/AmpereAltraPkg.dec
> +++ b/Silicon/Ampere/AmpereAltraPkg/AmpereAltraPkg.dec
> @@ -50,6 +50,9 @@ [LibraryClasses]
>    TrngLib|Silicon/Ampere/AmpereAltraPkg/Include/Library/TrngLib.h
>  
>  [Guids]
> +  # GUID for the CPU HII configuration form
> +  gCpuConfigFormSetGuid        = { 0x43FAA144, 0xA2DF, 0x4050, { 0xA7, 0xFD, 0xEE, 0x17, 0xC9, 0xB8, 0x88, 0x8E } }
> +
>    ## NVParam MM GUID
>    gNVParamMmGuid               = { 0xE4AC5024, 0x29BE, 0x4ADC, { 0x93, 0x36, 0x87, 0xB5, 0xA0, 0x76, 0x23, 0x2D } }
>  
> diff --git a/Platform/Ampere/JadePkg/Jade.dsc b/Platform/Ampere/JadePkg/Jade.dsc
> index 5fc83745cdbc..8ca3a729728f 100644
> --- a/Platform/Ampere/JadePkg/Jade.dsc
> +++ b/Platform/Ampere/JadePkg/Jade.dsc
> @@ -198,3 +198,4 @@ [Components.common]
>    #
>    Silicon/Ampere/AmpereAltraPkg/Drivers/PlatformInfoDxe/PlatformInfoDxe.inf
>    Silicon/Ampere/AmpereAltraPkg/Drivers/MemInfoDxe/MemInfoDxe.inf
> +  Silicon/Ampere/AmpereAltraPkg/Drivers/CpuConfigDxe/CpuConfigDxe.inf
> diff --git a/Platform/Ampere/JadePkg/Jade.fdf b/Platform/Ampere/JadePkg/Jade.fdf
> index 6fe023025034..d9552886fbcf 100644
> --- a/Platform/Ampere/JadePkg/Jade.fdf
> +++ b/Platform/Ampere/JadePkg/Jade.fdf
> @@ -356,5 +356,6 @@ [FV.FvMain]
>    #
>    INF Silicon/Ampere/AmpereAltraPkg/Drivers/PlatformInfoDxe/PlatformInfoDxe.inf
>    INF Silicon/Ampere/AmpereAltraPkg/Drivers/MemInfoDxe/MemInfoDxe.inf
> +  INF Silicon/Ampere/AmpereAltraPkg/Drivers/CpuConfigDxe/CpuConfigDxe.inf
>  
>  !include Platform/Ampere/AmperePlatformPkg/FvRules.fdf.inc
> diff --git a/Silicon/Ampere/AmpereAltraPkg/Drivers/CpuConfigDxe/CpuConfigDxe.inf b/Silicon/Ampere/AmpereAltraPkg/Drivers/CpuConfigDxe/CpuConfigDxe.inf
> new file mode 100644
> index 000000000000..2b13ef526685
> --- /dev/null
> +++ b/Silicon/Ampere/AmpereAltraPkg/Drivers/CpuConfigDxe/CpuConfigDxe.inf
> @@ -0,0 +1,58 @@
> +## @file
> +#
> +# Copyright (c) 2020 - 2021, Ampere Computing LLC. All rights reserved.<BR>
> +#
> +# SPDX-License-Identifier: BSD-2-Clause-Patent
> +#
> +##
> +
> +[Defines]
> +  INF_VERSION                    = 0x0001001B
> +  BASE_NAME                      = CpuConfigDxe
> +  MODULE_UNI_FILE                = CpuConfigDxe.uni
> +  FILE_GUID                      = A20D8E6E-EE6C-43C5-809F-19BB930653AE
> +  MODULE_TYPE                    = DXE_DRIVER
> +  VERSION_STRING                 = 1.0
> +  ENTRY_POINT                    = CpuConfigDxeEntryPoint
> +
> +[Sources.common]
> +  CpuConfigDxe.c
> +  CpuConfigDxe.h
> +  CpuConfigNVDataStruc.h
> +  CpuConfigVfr.vfr
> +  CpuConfigStrings.uni
> +
> +[Packages]
> +  MdeModulePkg/MdeModulePkg.dec
> +  MdePkg/MdePkg.dec
> +  Silicon/Ampere/AmpereAltraPkg/AmpereAltraPkg.dec
> +  Silicon/Ampere/AmpereSiliconPkg/AmpereSiliconPkg.dec
> +
> +[LibraryClasses]
> +  ArmLib
> +  BaseLib
> +  DebugLib
> +  DevicePathLib
> +  HiiLib
> +  HobLib
> +  IoLib
> +  MemoryAllocationLib
> +  NVParamLib
> +  PcdLib
> +  PrintLib
> +  UefiBootServicesTableLib
> +  UefiDriverEntryPoint
> +  UefiLib
> +  UefiRuntimeServicesTableLib
> +
> +[Protocols]
> +  gEfiHiiConfigRoutingProtocolGuid             ## CONSUMES
> +  gEfiHiiConfigAccessProtocolGuid              ## PRODUCES
> +  gEfiDevicePathProtocolGuid                   ## PRODUCES
> +
> +[Guids]
> +  gCpuConfigFormSetGuid
> +  gPlatformManagerFormsetGuid
> +
> +[Depex]
> +  TRUE
> diff --git a/Silicon/Ampere/AmpereAltraPkg/Drivers/CpuConfigDxe/CpuConfigDxe.h b/Silicon/Ampere/AmpereAltraPkg/Drivers/CpuConfigDxe/CpuConfigDxe.h
> new file mode 100644
> index 000000000000..b7e74a09da5b
> --- /dev/null
> +++ b/Silicon/Ampere/AmpereAltraPkg/Drivers/CpuConfigDxe/CpuConfigDxe.h
> @@ -0,0 +1,52 @@
> +/** @file
> +
> +  Copyright (c) 2020 - 2021, Ampere Computing LLC. All rights reserved.<BR>
> +
> +  SPDX-License-Identifier: BSD-2-Clause-Patent
> +
> +**/
> +
> +#ifndef CPU_CONFIG_H_
> +#define CPU_CONFIG_H_
> +
> +#include "CpuConfigNVDataStruc.h"
> +
> +//
> +// This is the generated IFR binary data for each formset defined in VFR.
> +//
> +extern UINT8 CpuConfigVfrBin[];
> +
> +//
> +// This is the generated String package data for all .UNI files.
> +//
> +extern UINT8 CpuConfigDxeStrings[];
> +
> +#define CPU_CONFIG_PRIVATE_SIGNATURE SIGNATURE_32 ('C', 'P', 'U', '_')
> +
> +typedef struct {
> +  UINTN Signature;
> +
> +  EFI_HANDLE        DriverHandle;
> +  EFI_HII_HANDLE    HiiHandle;
> +  CPU_VARSTORE_DATA Configuration;
> +
> +  EFI_HII_CONFIG_ROUTING_PROTOCOL *HiiConfigRouting;
> +
> +  EFI_HII_CONFIG_ACCESS_PROTOCOL ConfigAccess;
> +} CPU_CONFIG_PRIVATE_DATA;
> +
> +#define CPU_CONFIG_PRIVATE_FROM_THIS(a)  CR (a, CPU_CONFIG_PRIVATE_DATA, ConfigAccess, CPU_CONFIG_PRIVATE_SIGNATURE)
> +
> +#pragma pack(1)
> +
> +///
> +/// HII specific Vendor Device Path definition.
> +///
> +typedef struct {
> +  VENDOR_DEVICE_PATH       VendorDevicePath;
> +  EFI_DEVICE_PATH_PROTOCOL End;
> +} HII_VENDOR_DEVICE_PATH;
> +
> +#pragma pack()
> +
> +#endif /* CPU_CONFIG_H_ */
> diff --git a/Silicon/Ampere/AmpereAltraPkg/Drivers/CpuConfigDxe/CpuConfigNVDataStruc.h b/Silicon/Ampere/AmpereAltraPkg/Drivers/CpuConfigDxe/CpuConfigNVDataStruc.h
> new file mode 100644
> index 000000000000..dbcaebded1b7
> --- /dev/null
> +++ b/Silicon/Ampere/AmpereAltraPkg/Drivers/CpuConfigDxe/CpuConfigNVDataStruc.h
> @@ -0,0 +1,19 @@
> +/** @file
> +
> +  Copyright (c) 2020 - 2021, Ampere Computing LLC. All rights reserved.<BR>
> +
> +  SPDX-License-Identifier: BSD-2-Clause-Patent
> +
> +**/
> +
> +#ifndef CPU_CONFIG_NV_DATA_STRUC_H_
> +#define CPU_CONFIG_NV_DATA_STRUC_H_
> +
> +#pragma pack(1)
> +typedef struct {
> +  UINT32 CpuSubNumaMode;
> +} CPU_VARSTORE_DATA;
> +
> +#pragma pack()
> +
> +#endif /* CPU_CONFIG_NV_DATA_STRUC_H_ */
> diff --git a/Silicon/Ampere/AmpereAltraPkg/Include/Guid/CpuConfigHii.h b/Silicon/Ampere/AmpereAltraPkg/Include/Guid/CpuConfigHii.h
> new file mode 100644
> index 000000000000..71c8492f76a1
> --- /dev/null
> +++ b/Silicon/Ampere/AmpereAltraPkg/Include/Guid/CpuConfigHii.h
> @@ -0,0 +1,19 @@
> +/** @file
> +
> +  Copyright (c) 2020 - 2021, Ampere Computing LLC. All rights reserved.<BR>
> +
> +  SPDX-License-Identifier: BSD-2-Clause-Patent
> +
> +**/
> +
> +#ifndef CPU_CONFIG_HII_H_
> +#define CPU_CONFIG_HII_H_
> +
> +#define CPU_CONFIGURATION_FORMSET_GUID \
> +  { \
> +    0x43FAA144, 0xA2DF, 0x4050, { 0xA7, 0xFD, 0xEE, 0x17, 0xC9, 0xB8, 0x88, 0x8E } \
> +  }
> +
> +extern EFI_GUID gCpuConfigFormSetGuid;
> +
> +#endif /* CPU_CONFIG_HII_H_ */
> diff --git a/Silicon/Ampere/AmpereAltraPkg/Drivers/CpuConfigDxe/CpuConfigVfr.vfr b/Silicon/Ampere/AmpereAltraPkg/Drivers/CpuConfigDxe/CpuConfigVfr.vfr
> new file mode 100644
> index 000000000000..8e68b1e9dcb7
> --- /dev/null
> +++ b/Silicon/Ampere/AmpereAltraPkg/Drivers/CpuConfigDxe/CpuConfigVfr.vfr
> @@ -0,0 +1,43 @@
> +/** @file
> +
> +  Copyright (c) 2020 - 2021, Ampere Computing LLC. All rights reserved.<BR>
> +
> +  SPDX-License-Identifier: BSD-2-Clause-Patent
> +
> +**/
> +
> +#include <Uefi/UefiMultiPhase.h>
> +#include <Guid/PlatformManagerHii.h>
> +#include <Guid/CpuConfigHii.h>
> +#include "CpuConfigNVDataStruc.h"
> +
> +#define SUBNUMA_MODE_FORM_ID 1
> +
> +formset
> +  guid      = CPU_CONFIGURATION_FORMSET_GUID,
> +  title     = STRING_TOKEN(STR_CPU_FORM),
> +  help      = STRING_TOKEN(STR_CPU_FORM_HELP),
> +  classguid = gPlatformManagerFormsetGuid,
> +
> +  varstore CPU_VARSTORE_DATA,
> +    name  = CpuConfigNVData,
> +    guid  = CPU_CONFIGURATION_FORMSET_GUID;
> +
> +  form
> +    formid = SUBNUMA_MODE_FORM_ID,
> +    title  = STRING_TOKEN(STR_CPU_FORM);
> +    subtitle text = STRING_TOKEN(STR_CPU_FORM_HELP);
> +
> +    oneof
> +      varid   = CpuConfigNVData.CpuSubNumaMode,
> +      prompt  = STRING_TOKEN(STR_CPU_SUBNUMA_MODE_PROMPT),
> +      help    = STRING_TOKEN(STR_CPU_SUBNUMA_MODE_HELP),
> +      flags   = RESET_REQUIRED,
> +      option text = STRING_TOKEN(STR_CPU_SUBNUMA_MODE_MONOLITHIC), value = 0x0, flags = DEFAULT;
> +      option text = STRING_TOKEN(STR_CPU_SUBNUMA_MODE_HEMISPHERE), value = 0x1, flags = 0;
> +      option text = STRING_TOKEN(STR_CPU_SUBNUMA_MODE_QUADRANT), value = 0x2, flags = 0;
> +    endoneof;
> +
> +  endform;
> +
> +endformset;
> diff --git a/Silicon/Ampere/AmpereAltraPkg/Drivers/CpuConfigDxe/CpuConfigDxe.c b/Silicon/Ampere/AmpereAltraPkg/Drivers/CpuConfigDxe/CpuConfigDxe.c
> new file mode 100644
> index 000000000000..a5cab9eb8d9a
> --- /dev/null
> +++ b/Silicon/Ampere/AmpereAltraPkg/Drivers/CpuConfigDxe/CpuConfigDxe.c
> @@ -0,0 +1,530 @@
> +/** @file
> +
> +  Copyright (c) 2020 - 2021, Ampere Computing LLC. All rights reserved.<BR>
> +
> +  SPDX-License-Identifier: BSD-2-Clause-Patent
> +
> +**/
> +
> +#include <Uefi.h>
> +
> +#include <Guid/CpuConfigHii.h>
> +#include <Guid/MdeModuleHii.h>
> +#include <Guid/PlatformManagerHii.h>
> +#include <Library/AmpereCpuLib.h>
> +#include <Library/BaseLib.h>
> +#include <Library/BaseMemoryLib.h>
> +#include <Library/DebugLib.h>
> +#include <Library/DevicePathLib.h>
> +#include <Library/HiiLib.h>
> +#include <Library/MemoryAllocationLib.h>
> +#include <Library/NVParamLib.h>
> +#include <Library/PrintLib.h>
> +#include <Library/UefiBootServicesTableLib.h>
> +#include <Library/UefiDriverEntryPoint.h>
> +#include <Library/UefiLib.h>
> +#include <Library/UefiRuntimeServicesTableLib.h>
> +#include <NVParamDef.h>
> +#include <Protocol/HiiConfigAccess.h>
> +#include <Protocol/HiiConfigRouting.h>
> +
> +#include "CpuConfigDxe.h"
> +
> +//
> +// Default settings definitions
> +//
> +#define NV_SI_SUBNUMA_MODE_DEFAULT   0x00 /* Monolithic mode */
> +#define WA_ERRATUM_1542419_DEFAULT   0x00 /* Disable I-Cache coherency */
> +#define NEAR_ATOMIC_DISABLE_DEFAULT  0x00 /* Enable Near Atomic */
> +#define CPU_SLC_REPLACE_POLICY       0x00 /* eLRU */
> +
> +CHAR16 CpuVarstoreDataName[] = L"CpuConfigNVData";
> +
> +EFI_HANDLE              mDriverHandle = NULL;
> +CPU_CONFIG_PRIVATE_DATA *mPrivateData = NULL;
> +
> +HII_VENDOR_DEVICE_PATH mCpuConfigHiiVendorDevicePath = {
> +  {
> +    {
> +      HARDWARE_DEVICE_PATH,
> +      HW_VENDOR_DP,
> +      {
> +        (UINT8)(sizeof (VENDOR_DEVICE_PATH)),
> +        (UINT8)((sizeof (VENDOR_DEVICE_PATH)) >> 8)
> +      }
> +    },
> +    CPU_CONFIGURATION_FORMSET_GUID
> +  },
> +  {
> +    END_DEVICE_PATH_TYPE,
> +    END_ENTIRE_DEVICE_PATH_SUBTYPE,
> +    {
> +      (UINT8)(END_DEVICE_PATH_LENGTH),
> +      (UINT8)((END_DEVICE_PATH_LENGTH) >> 8)
> +    }
> +  }
> +};
> +
> +STATIC
> +EFI_STATUS
> +CpuNvParamGet (
> +  OUT CPU_VARSTORE_DATA *Configuration
> +  )
> +{
> +  EFI_STATUS Status;
> +  UINT32     Value;
> +
> +  ASSERT (Configuration != NULL);
> +
> +  Status = NVParamGet (
> +             NV_SI_SUBNUMA_MODE,
> +             NV_PERM_ATF | NV_PERM_BIOS | NV_PERM_MANU | NV_PERM_BMC,
> +             &Value
> +             );
> +  if (EFI_ERROR (Status)) {
> +    DEBUG ((DEBUG_ERROR, "%a %d Fail to write NVParam \n", __FUNCTION__, __LINE__));
> +    Configuration->CpuSubNumaMode = SUBNUMA_MODE_MONOLITHIC;
> +  } else {
> +    Configuration->CpuSubNumaMode = Value;
> +  }
> +
> +  return EFI_SUCCESS;
> +}
> +
> +STATIC
> +EFI_STATUS
> +CpuNvParamSet (
> +  IN CPU_VARSTORE_DATA *Configuration
> +  )
> +{
> +  EFI_STATUS Status;
> +  UINT32     Value;
> +
> +  ASSERT (Configuration != NULL);
> +
> +  Status = NVParamGet (
> +             NV_SI_SUBNUMA_MODE,
> +             NV_PERM_ATF | NV_PERM_BIOS | NV_PERM_MANU | NV_PERM_BMC,
> +             &Value
> +             );
> +  ASSERT_EFI_ERROR (Status);
> +
> +  if (EFI_ERROR (Status) || Value != Configuration->CpuSubNumaMode) {
> +    Status = NVParamSet (
> +               NV_SI_SUBNUMA_MODE,
> +               NV_PERM_ATF | NV_PERM_BIOS | NV_PERM_MANU | NV_PERM_BMC,
> +               NV_PERM_BIOS | NV_PERM_MANU,
> +               Configuration->CpuSubNumaMode
> +               );
> +    if (EFI_ERROR (Status)) {
> +      DEBUG ((DEBUG_ERROR, "%a %d Fail to access NVParam \n", __FUNCTION__, __LINE__));
> +      ASSERT_EFI_ERROR (Status);
> +      return Status;
> +    }
> +  }
> +
> +  return EFI_SUCCESS;
> +}
> +
> +STATIC
> +EFI_STATUS
> +SetupDefaultSettings (
> +  VOID
> +  )
> +{
> +  EFI_STATUS Status;
> +  UINT32     Value;
> +
> +  //
> +  // Subnuma Mode
> +  //
> +  Status = NVParamGet (
> +             NV_SI_SUBNUMA_MODE,
> +             NV_PERM_ATF | NV_PERM_BIOS | NV_PERM_MANU | NV_PERM_BMC,
> +             &Value
> +             );
> +  if (EFI_ERROR (Status)) {
> +    Status = NVParamSet (
> +               NV_SI_SUBNUMA_MODE,
> +               NV_PERM_ATF | NV_PERM_BIOS | NV_PERM_MANU | NV_PERM_BMC,
> +               NV_PERM_BIOS | NV_PERM_MANU,
> +               NV_SI_SUBNUMA_MODE_DEFAULT
> +               );
> +    if (EFI_ERROR (Status)) {
> +      return Status;
> +    }
> +  }
> +
> +  //
> +  // ARM ERRATA 1542419 workaround
> +  //
> +  Status = NVParamSet (
> +             NV_SI_ERRATUM_1542419_WA,
> +             NV_PERM_ATF | NV_PERM_BIOS | NV_PERM_MANU | NV_PERM_BMC,
> +             NV_PERM_BIOS | NV_PERM_MANU,
> +             WA_ERRATUM_1542419_DEFAULT
> +             );
> +  if (EFI_ERROR (Status)) {
> +    return Status;
> +  }
> +
> +  //
> +  // Near atomic
> +  //
> +  Status = NVParamSet (
> +             NV_SI_NEAR_ATOMIC_DISABLE,
> +             NV_PERM_ATF | NV_PERM_BIOS | NV_PERM_MANU | NV_PERM_BMC,
> +             NV_PERM_BIOS | NV_PERM_MANU,
> +             NEAR_ATOMIC_DISABLE_DEFAULT
> +             );
> +  if (EFI_ERROR (Status)) {
> +    return Status;
> +  }
> +
> +  //
> +  // SLC Replacement Policy
> +  //
> +  Status = NVParamSet (
> +             NV_SI_HNF_AUX_CTL_32_63,
> +             NV_PERM_ATF | NV_PERM_BIOS | NV_PERM_MANU | NV_PERM_BMC,
> +             NV_PERM_BIOS | NV_PERM_MANU,
> +             CPU_SLC_REPLACE_POLICY
> +             );
> +  if (EFI_ERROR (Status)) {
> +    return Status;
> +  }
> +
> +  return EFI_SUCCESS;
> +}
> +
> +/**
> +  This function allows a caller to extract the current configuration for one
> +  or more named elements from the target driver.
> +
> +  @param  This                   Points to the EFI_HII_CONFIG_ACCESS_PROTOCOL.
> +  @param  Request                A null-terminated Unicode string in
> +                                 <ConfigRequest> format.
> +  @param  Progress               On return, points to a character in the Request
> +                                 string. Points to the string's null terminator if
> +                                 request was successful. Points to the most recent
> +                                 '&' before the first failing name/value pair (or
> +                                 the beginning of the string if the failure is in
> +                                 the first name/value pair) if the request was not
> +                                 successful.
> +  @param  Results                A null-terminated Unicode string in
> +                                 <ConfigAltResp> format which has all values filled
> +                                 in for the names in the Request string. String to
> +                                 be allocated by the called function.
> +
> +  @retval EFI_SUCCESS            The Results is filled with the requested values.
> +  @retval EFI_OUT_OF_RESOURCES   Not enough memory to store the results.
> +  @retval EFI_INVALID_PARAMETER  Request is illegal syntax, or unknown name.
> +  @retval EFI_NOT_FOUND          Routing data doesn't match any storage in this
> +                                 driver.
> +
> +**/
> +EFI_STATUS
> +EFIAPI
> +CpuConfigExtractConfig (
> +  IN  CONST EFI_HII_CONFIG_ACCESS_PROTOCOL *This,
> +  IN  CONST EFI_STRING                     Request,
> +  OUT EFI_STRING                           *Progress,
> +  OUT EFI_STRING                           *Results
> +  )
> +{
> +  EFI_STATUS                      Status;
> +  UINTN                           BufferSize;
> +  CPU_CONFIG_PRIVATE_DATA         *PrivateData;
> +  EFI_HII_CONFIG_ROUTING_PROTOCOL *HiiConfigRouting;
> +  EFI_STRING                      ConfigRequest;
> +  EFI_STRING                      ConfigRequestHdr;
> +  UINTN                           Size;
> +  BOOLEAN                         AllocatedRequest;
> +
> +  if (Progress == NULL || Results == NULL) {
> +    return EFI_INVALID_PARAMETER;
> +  }
> +  //
> +  // Initialize the local variables.
> +  //
> +  ConfigRequestHdr  = NULL;
> +  ConfigRequest     = NULL;
> +  Size              = 0;
> +  *Progress         = Request;
> +  AllocatedRequest  = FALSE;
> +
> +  if ((Request != NULL) && !HiiIsConfigHdrMatch (Request, &gCpuConfigFormSetGuid, CpuVarstoreDataName)) {
> +    return EFI_NOT_FOUND;
> +  }
> +
> +  PrivateData = CPU_CONFIG_PRIVATE_FROM_THIS (This);
> +  HiiConfigRouting = PrivateData->HiiConfigRouting;
> +
> +  //
> +  // Get current setting from NVParam.
> +  //
> +  Status = CpuNvParamGet (&PrivateData->Configuration);
> +  if (EFI_ERROR (Status)) {
> +    return Status;
> +  }
> +  //
> +  // Convert buffer data to <ConfigResp> by helper function BlockToConfig()
> +  //
> +  BufferSize = sizeof (CPU_VARSTORE_DATA);
> +  ConfigRequest = Request;
> +  if ((Request == NULL) || (StrStr (Request, L"OFFSET") == NULL)) {
> +    //
> +    // Request has no request element, construct full request string.
> +    // Allocate and fill a buffer large enough to hold the <ConfigHdr> template
> +    // followed by "&OFFSET=0&WIDTH=WWWWWWWWWWWWWWWW" followed by a Null-terminator
> +    //
> +    ConfigRequestHdr = HiiConstructConfigHdr (&gCpuConfigFormSetGuid, CpuVarstoreDataName, PrivateData->DriverHandle);
> +    Size = (StrLen (ConfigRequestHdr) + 32 + 1) * sizeof (CHAR16);
> +    ConfigRequest = AllocateZeroPool (Size);
> +    ASSERT (ConfigRequest != NULL);
> +    if (ConfigRequest == NULL) {
> +      return EFI_OUT_OF_RESOURCES;
> +    }
> +    AllocatedRequest = TRUE;
> +    UnicodeSPrint (ConfigRequest, Size, L"%s&OFFSET=0&WIDTH=%016LX", ConfigRequestHdr, (UINT64)BufferSize);
> +    FreePool (ConfigRequestHdr);
> +  }
> +
> +  //
> +  // Convert buffer data to <ConfigResp> by helper function BlockToConfig()
> +  //
> +  Status = HiiConfigRouting->BlockToConfig (
> +                               HiiConfigRouting,
> +                               ConfigRequest,
> +                               (UINT8 *)&PrivateData->Configuration,
> +                               BufferSize,
> +                               Results,
> +                               Progress
> +                               );
> +
> +  //
> +  // Free the allocated config request string.
> +  //
> +  if (AllocatedRequest) {
> +    FreePool (ConfigRequest);
> +    ConfigRequest = NULL;
> +  }
> +
> +  //
> +  // Set Progress string to the original request string.
> +  //
> +  if (Request == NULL) {
> +    *Progress = NULL;
> +  } else if (StrStr (Request, L"OFFSET") == NULL) {
> +    *Progress = Request + StrLen (Request);
> +  }
> +
> +  return Status;
> +}
> +
> +/**
> +  This function processes the results of changes in configuration.
> +
> +  @param  This                   Points to the EFI_HII_CONFIG_ACCESS_PROTOCOL.
> +  @param  Configuration          A null-terminated Unicode string in <ConfigResp>
> +                                 format.
> +  @param  Progress               A pointer to a string filled in with the offset of
> +                                 the most recent '&' before the first failing
> +                                 name/value pair (or the beginning of the string if
> +                                 the failure is in the first name/value pair) or
> +                                 the terminating NULL if all was successful.
> +
> +  @retval EFI_SUCCESS            The Results is processed successfully.
> +  @retval EFI_INVALID_PARAMETER  Configuration is NULL.
> +  @retval EFI_NOT_FOUND          Routing data doesn't match any storage in this
> +                                 driver.
> +
> +**/
> +EFI_STATUS
> +EFIAPI
> +CpuConfigRouteConfig (
> +  IN CONST EFI_HII_CONFIG_ACCESS_PROTOCOL *This,
> +  IN CONST EFI_STRING                     Configuration,
> +  OUT      EFI_STRING                     *Progress
> +  )
> +{
> +  EFI_STATUS                      Status;
> +  UINTN                           BufferSize;
> +  CPU_CONFIG_PRIVATE_DATA         *PrivateData;
> +  EFI_HII_CONFIG_ROUTING_PROTOCOL *HiiConfigRouting;
> +
> +  if (Configuration == NULL || Progress == NULL) {
> +    return EFI_INVALID_PARAMETER;
> +  }
> +
> +  PrivateData = CPU_CONFIG_PRIVATE_FROM_THIS (This);
> +  HiiConfigRouting = PrivateData->HiiConfigRouting;
> +  *Progress = Configuration;
> +
> +  //
> +  // Check routing data in <ConfigHdr>.
> +  // Note: if only one Storage is used, then this checking could be skipped.
> +  //
> +  if (!HiiIsConfigHdrMatch (Configuration, &gCpuConfigFormSetGuid, CpuVarstoreDataName)) {
> +    return EFI_NOT_FOUND;
> +  }
> +
> +  //
> +  // Get configuration data from NVParam
> +  //
> +  Status = CpuNvParamGet (&PrivateData->Configuration);
> +  if (EFI_ERROR (Status)) {
> +    return Status;
> +  }
> +
> +  //
> +  // Convert <ConfigResp> to buffer data by helper function ConfigToBlock()
> +  //
> +  BufferSize = sizeof (CPU_VARSTORE_DATA);
> +  Status = HiiConfigRouting->ConfigToBlock (
> +                               HiiConfigRouting,
> +                               Configuration,
> +                               (UINT8 *)&PrivateData->Configuration,
> +                               &BufferSize,
> +                               Progress
> +                               );
> +  if (EFI_ERROR (Status)) {
> +    return Status;
> +  }
> +
> +  //
> +  // Store configuration data back to NVParam
> +  //
> +  Status = CpuNvParamSet (&PrivateData->Configuration);
> +  if (EFI_ERROR (Status)) {
> +    return Status;
> +  }
> +
> +  return Status;
> +}
> +
> +/**
> +  This function processes the results of changes in configuration.
> +
> +  @param  This                   Points to the EFI_HII_CONFIG_ACCESS_PROTOCOL.
> +  @param  Action                 Specifies the type of action taken by the browser.
> +  @param  QuestionId             A unique value which is sent to the original
> +                                 exporting driver so that it can identify the type
> +                                 of data to expect.
> +  @param  Type                   The type of value for the question.
> +  @param  Value                  A pointer to the data being sent to the original
> +                                 exporting driver.
> +  @param  ActionRequest          On return, points to the action requested by the
> +                                 callback function.
> +
> +  @retval  EFI_SUCCESS           The callback successfully handled the action.
> +  @retval  EFI_INVALID_PARAMETER The setup browser call this function with invalid parameters.
> +
> +**/
> +EFI_STATUS
> +EFIAPI
> +CpuConfigCallback (
> +  IN CONST EFI_HII_CONFIG_ACCESS_PROTOCOL *This,
> +  IN       EFI_BROWSER_ACTION             Action,
> +  IN       EFI_QUESTION_ID                QuestionId,
> +  IN       UINT8                          Type,
> +  IN       EFI_IFR_TYPE_VALUE             *Value,
> +  OUT      EFI_BROWSER_ACTION_REQUEST     *ActionRequest
> +  )
> +{
> +  if (Action != EFI_BROWSER_ACTION_CHANGING) {
> +    //
> +    // Do nothing for other UEFI Action. Only do call back when data is changed.
> +    //
> +    return EFI_UNSUPPORTED;
> +  }
> +  if (((Value == NULL) && (Action != EFI_BROWSER_ACTION_FORM_OPEN) && (Action != EFI_BROWSER_ACTION_FORM_CLOSE))||
> +      (ActionRequest == NULL))
> +  {
> +    return EFI_INVALID_PARAMETER;
> +  }
> +
> +  return EFI_SUCCESS;
> +}
> +
> +EFI_STATUS
> +CpuConfigDxeEntryPoint (
> +  IN EFI_HANDLE       ImageHandle,
> +  IN EFI_SYSTEM_TABLE *SystemTable
> +  )
> +{
> +  EFI_STATUS                      Status;
> +  EFI_HII_HANDLE                  HiiHandle;
> +  EFI_HII_CONFIG_ROUTING_PROTOCOL *HiiConfigRouting;
> +
> +  //
> +  // Initialize driver private data
> +  //
> +  mPrivateData = AllocateZeroPool (sizeof (CPU_CONFIG_PRIVATE_DATA));
> +  if (mPrivateData == NULL) {
> +    return EFI_OUT_OF_RESOURCES;
> +  }
> +
> +  mPrivateData->Signature = CPU_CONFIG_PRIVATE_SIGNATURE;
> +
> +  mPrivateData->ConfigAccess.ExtractConfig = CpuConfigExtractConfig;
> +  mPrivateData->ConfigAccess.RouteConfig = CpuConfigRouteConfig;
> +  mPrivateData->ConfigAccess.Callback = CpuConfigCallback;
> +
> +  //
> +  // Locate ConfigRouting protocol
> +  //
> +  Status = gBS->LocateProtocol (&gEfiHiiConfigRoutingProtocolGuid, NULL, (VOID **)&HiiConfigRouting);
> +  if (EFI_ERROR (Status)) {
> +    return Status;
> +  }
> +  mPrivateData->HiiConfigRouting = HiiConfigRouting;
> +
> +  Status = gBS->InstallMultipleProtocolInterfaces (
> +                  &mDriverHandle,
> +                  &gEfiDevicePathProtocolGuid,
> +                  &mCpuConfigHiiVendorDevicePath,
> +                  &gEfiHiiConfigAccessProtocolGuid,
> +                  &mPrivateData->ConfigAccess,
> +                  NULL
> +                  );
> +  ASSERT_EFI_ERROR (Status);
> +
> +  mPrivateData->DriverHandle = mDriverHandle;
> +
> +  //
> +  // Publish our HII data
> +  //
> +  HiiHandle = HiiAddPackages (
> +                &gCpuConfigFormSetGuid,
> +                mDriverHandle,
> +                CpuConfigDxeStrings,
> +                CpuConfigVfrBin,
> +                NULL
> +                );
> +  if (HiiHandle == NULL) {
> +    gBS->UninstallMultipleProtocolInterfaces (
> +           mDriverHandle,
> +           &gEfiDevicePathProtocolGuid,
> +           &mCpuConfigHiiVendorDevicePath,
> +           &gEfiHiiConfigAccessProtocolGuid,
> +           &mPrivateData->ConfigAccess,
> +           NULL
> +           );
> +    return EFI_OUT_OF_RESOURCES;
> +  }
> +
> +  mPrivateData->HiiHandle = HiiHandle;
> +
> +  //
> +  // With the fresh system, the NVParam value is invalid (0xFFFFFFFF).
> +  // It causes reading from the NVParam is failed.
> +  // So, the NVParam should be setting with default values if any params is invalid.
> +  //
> +  Status = SetupDefaultSettings ();
> +  if (EFI_ERROR (Status)) {
> +    return Status;
> +  }
> +
> +  return EFI_SUCCESS;
> +}
> diff --git a/Silicon/Ampere/AmpereAltraPkg/Drivers/CpuConfigDxe/CpuConfigStrings.uni b/Silicon/Ampere/AmpereAltraPkg/Drivers/CpuConfigDxe/CpuConfigStrings.uni
> new file mode 100644
> index 000000000000..70c01f65e4b6
> --- /dev/null
> +++ b/Silicon/Ampere/AmpereAltraPkg/Drivers/CpuConfigDxe/CpuConfigStrings.uni
> @@ -0,0 +1,17 @@
> +//
> +// Copyright (c) 2020 - 2021, Ampere Computing LLC. All rights reserved.<BR>
> +//
> +// SPDX-License-Identifier: BSD-2-Clause-Patent
> +//
> +
> +#langdef en-US  "English"
> +
> +#string STR_CPU_FORM                                #language en-US "CPU Configuration"
> +#string STR_CPU_FORM_HELP                           #language en-US "CPU Configuration"
> +#string STR_CPU_FORM_SEPERATE_LINE                  #language en-US ""
> +
> +#string STR_CPU_SUBNUMA_MODE_PROMPT                 #language en-US "ANC mode"
> +#string STR_CPU_SUBNUMA_MODE_HELP                   #language en-US "Provides 3 modes: Monolithic, Hemisphere, Quadrant. System with Monolithic mode has single NUMA partition per socket. System with Hemisphere has 2 NUMA partitions per socket. System with Quandrant has 4 NUMA partitions per socket"
> +#string STR_CPU_SUBNUMA_MODE_MONOLITHIC             #language en-US "Monolithic"
> +#string STR_CPU_SUBNUMA_MODE_HEMISPHERE             #language en-US "Hemisphere"
> +#string STR_CPU_SUBNUMA_MODE_QUADRANT               #language en-US "Quadrant"
> -- 
> 2.17.1
> 

  reply	other threads:[~2021-09-24 12:51 UTC|newest]

Thread overview: 58+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-09-15 15:54 [PATCH v3 00/28] Add new Ampere Mt. Jade platform Nhi Pham
2021-09-15 15:55 ` [PATCH v3 01/28] Ampere: Initial support for Ampere Altra processor and " Nhi Pham
2021-09-16 10:40   ` Leif Lindholm
2021-09-16 10:46     ` Leif Lindholm
2021-09-17  6:19       ` Nhi Pham
2021-09-23 13:54   ` Leif Lindholm
2021-09-15 15:55 ` [PATCH v3 02/28] AmpereAltraPkg: Add MmCommunication modules Nhi Pham
2021-09-15 15:55 ` [PATCH v3 03/28] AmperePlatformPkg: Implement FailSafe library Nhi Pham
2021-09-15 15:55 ` [PATCH v3 04/28] AmperePlatformPkg: Add FailSafe and WDT support Nhi Pham
2021-09-16 11:22   ` Leif Lindholm
2021-09-15 15:55 ` [PATCH v3 05/28] AmpereAltraPkg: Add DwI2cLib library Nhi Pham
2021-09-15 15:55 ` [PATCH v3 06/28] AmpereAltraPkg: Add DwGpioLib library Nhi Pham
2021-09-15 15:55 ` [PATCH v3 07/28] JadePkg: Implement RealTimeClockLib for PCF85063 Nhi Pham
2021-09-15 15:55 ` [PATCH v3 08/28] AmpereAltraPkg: Add BootProgress support Nhi Pham
2021-09-15 15:55 ` [PATCH v3 09/28] AmpereAltraPkg: Support UEFI non-volatile variable Nhi Pham
2021-09-23 11:49   ` Leif Lindholm
2021-09-15 15:55 ` [PATCH v3 10/28] AmpereSiliconPkg: Add PlatformManagerUiLib library instance Nhi Pham
2021-09-15 15:55 ` [PATCH v3 11/28] AmpereAltraPkg, JadePkg: Add ACPI support Nhi Pham
2021-09-15 15:55 ` [PATCH v3 12/28] AmpereAltraPkg: Add Ac01PcieLib library instance Nhi Pham
2021-09-23 13:49   ` Leif Lindholm
2021-09-27 14:33     ` Nhi Pham
2021-10-04 12:03     ` Nhi Pham
2021-10-05 19:59       ` Leif Lindholm
2021-10-06 12:55         ` [edk2-devel] " Nhi Pham
2021-10-07  9:06           ` Leif Lindholm
2021-10-07  9:13             ` Nhi Pham
2021-09-28 10:34   ` Leif Lindholm
2021-10-04 11:36     ` Nhi Pham
2021-09-15 15:55 ` [PATCH v3 13/28] JadePkg: Add BoardPcieLib " Nhi Pham
2021-09-24 12:35   ` Leif Lindholm
2021-09-15 15:55 ` [PATCH v3 14/28] Ampere: PCIe: Add PciHostBridgeLib " Nhi Pham
2021-09-24 13:12   ` Ard Biesheuvel
2021-09-15 15:55 ` [PATCH v3 15/28] Ampere: PCIe: Add PciSegmentLib " Nhi Pham
2021-09-24 13:16   ` Ard Biesheuvel
2021-09-28 10:26     ` Leif Lindholm
2021-09-15 15:55 ` [PATCH v3 16/28] JadePkg: Enable PCIe-related libraries and device drivers Nhi Pham
2021-09-15 15:55 ` [PATCH v3 17/28] JadePkg: Add ASpeed GOP driver Nhi Pham
2021-09-15 15:55 ` [PATCH v3 18/28] Ampere: PCIe: Add PciPlatformDxe driver Nhi Pham
2021-09-24 12:59   ` Leif Lindholm
2021-09-15 15:55 ` [PATCH v3 19/28] AmpereAltraPkg: Add Random Number Generator Support Nhi Pham
2021-09-15 15:55 ` [PATCH v3 20/28] JadePkg: Add SMBIOS tables support Nhi Pham
2021-09-15 15:55 ` [PATCH v3 21/28] AmpereAltraPkg: Add DebugInfoPei module Nhi Pham
2021-09-24 12:43   ` Leif Lindholm
2021-09-15 15:55 ` [PATCH v3 22/28] AmpereAltraPkg: Add platform info screen Nhi Pham
2021-09-15 15:55 ` [PATCH v3 23/28] AmpereAltraPkg: Add configuration screen for memory Nhi Pham
2021-09-24 12:50   ` Leif Lindholm
2021-09-15 15:55 ` [PATCH v3 24/28] AmpereAltraPkg: Add configuration screen for CPU Nhi Pham
2021-09-24 12:51   ` Leif Lindholm [this message]
2021-09-15 15:55 ` [PATCH v3 25/28] AmpereAltraPkg: Add configuration screen for ACPI Nhi Pham
2021-09-24 12:53   ` Leif Lindholm
2021-09-15 15:55 ` [PATCH v3 26/28] AmpereAltraPkg: Add configuration screen for RAS Nhi Pham
2021-09-24 12:54   ` Leif Lindholm
2021-09-15 15:55 ` [PATCH v3 27/28] AmpereAltraPkg: Add configuration screen for Watchdog timer Nhi Pham
2021-09-24 12:55   ` Leif Lindholm
2021-09-15 15:55 ` [PATCH v3 28/28] AmpereAltraPkg: Add configuration screen for Pcie Devices Nhi Pham
2021-09-24 12:57   ` Leif Lindholm
2021-09-16 10:09 ` [PATCH v3 00/28] Add new Ampere Mt. Jade platform Leif Lindholm
2021-09-17  6:10   ` Nhi Pham

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