From: "Thomas Abraham" <thomas.abraham@arm.com>
To: devel@edk2.groups.io, sahil@arm.com
Cc: Ard Biesheuvel <ardb+tianocore@kernel.org>,
Leif Lindholm <leif@nuviainc.com>,
Sami Mujawar <sami.mujawar@arm.com>
Subject: Re: [edk2-devel] [edk2-platforms][PATCH V1 1/1] Platform/ARM/N1sdp: Add support to parse NT_FW_CONFIG
Date: Wed, 25 Jan 2023 20:47:25 +0000 [thread overview]
Message-ID: <574715cc-3b8f-de6a-a741-0e365e2414a2@arm.com> (raw)
In-Reply-To: <20230106061146.3050208-1-sahil@arm.com>
Hi Sahil,
On 06/01/2023 06:11, sahil via groups.io wrote:
> NT_FW_CONFIG DTB contains platform information passed by
> Tf-A boot stage.
> This information is used for Virtual memory map generation
> during PEI phase and passed on to DXE phase as a HOB, where
> it is used in ConfigurationManagerDxe.
>
> Signed-off-by: sahil <sahil@arm.com>
> ---
> Silicon/ARM/NeoverseN1Soc/NeoverseN1Soc.dec | 7 +-
> Platform/ARM/N1Sdp/ConfigurationManager/ConfigurationManagerDxe/ConfigurationManagerDxe.inf | 3 +-
> Silicon/ARM/NeoverseN1Soc/Library/PlatformLib/PlatformLib.inf | 8 +-
> Silicon/ARM/NeoverseN1Soc/Include/NeoverseN1Soc.h | 16 +--
> Platform/ARM/N1Sdp/ConfigurationManager/ConfigurationManagerDxe/ConfigurationManager.c | 24 +++--
> Silicon/ARM/NeoverseN1Soc/Library/PlatformLib/PlatformLib.c | 12 ++-
> Silicon/ARM/NeoverseN1Soc/Library/PlatformLib/PlatformLibMem.c | 103 +++++++++++++++++++-
> Silicon/ARM/NeoverseN1Soc/Library/PlatformLib/AArch64/Helper.S | 4 +-
> 8 files changed, 152 insertions(+), 25 deletions(-)
>
> diff --git a/Silicon/ARM/NeoverseN1Soc/NeoverseN1Soc.dec b/Silicon/ARM/NeoverseN1Soc/NeoverseN1Soc.dec
> index d59f25a5b915..9e257ebde088 100644
> --- a/Silicon/ARM/NeoverseN1Soc/NeoverseN1Soc.dec
> +++ b/Silicon/ARM/NeoverseN1Soc/NeoverseN1Soc.dec
> @@ -1,7 +1,7 @@
> ## @file
>
> # Describes the entire platform configuration.
>
> #
>
> -# Copyright (c) 2018 - 2021, ARM Limited. All rights reserved.<BR>
>
> +# Copyright (c) 2018 - 2023, ARM Limited. All rights reserved.<BR>
>
> #
>
> # SPDX-License-Identifier: BSD-2-Clause-Patent
>
> #
>
> @@ -22,6 +22,8 @@ [Includes.common]
> Include # Root include for the package
>
>
>
> [Guids.common]
>
> + # ARM NeoverseN1Soc Platform Info descriptor
>
> + gArmNeoverseN1SocPlatformInfoDescriptorGuid = { 0x095cb024, 0x1e00, 0x4d6f, { 0xaa, 0x34, 0x4a, 0xf8, 0xaf, 0x0e, 0xad, 0x99 } }
>
> gArmNeoverseN1SocTokenSpaceGuid = { 0xab93eb78, 0x60d7, 0x4099, { 0xac, 0xeb, 0x6d, 0xb5, 0x02, 0x58, 0x7c, 0x24 } }
>
>
>
> [PcdsFixedAtBuild]
>
> @@ -83,3 +85,6 @@ [PcdsFixedAtBuild]
> gArmNeoverseN1SocTokenSpaceGuid.PcdRemotePcieMmio32Translation|0x40000000000|UINT64|0x0000004F
>
> gArmNeoverseN1SocTokenSpaceGuid.PcdRemotePcieMmio64Translation|0x40000000000|UINT64|0x00000050
>
> gArmNeoverseN1SocTokenSpaceGuid.PcdRemotePcieSegmentNumber|2|UINT32|0x00000051
>
> +
>
> +[Ppis]
>
> + gNtFwConfigDtInfoPpiGuid = { 0xb50dee0e, 0x577f, 0x47fb, { 0x83, 0xd0, 0x41, 0x78, 0x61, 0x8b, 0x33, 0x8a } }
>
> diff --git a/Platform/ARM/N1Sdp/ConfigurationManager/ConfigurationManagerDxe/ConfigurationManagerDxe.inf b/Platform/ARM/N1Sdp/ConfigurationManager/ConfigurationManagerDxe/ConfigurationManagerDxe.inf
> index 4f8e7f13021a..a4e8b783ec02 100644
> --- a/Platform/ARM/N1Sdp/ConfigurationManager/ConfigurationManagerDxe/ConfigurationManagerDxe.inf
> +++ b/Platform/ARM/N1Sdp/ConfigurationManager/ConfigurationManagerDxe/ConfigurationManagerDxe.inf
> @@ -1,7 +1,7 @@
> ## @file
>
> # Configuration Manager Dxe
>
> #
>
> -# Copyright (c) 2021, ARM Limited. All rights reserved.<BR>
>
> +# Copyright (c) 2021 - 2023, ARM Limited. All rights reserved.<BR>
>
> #
>
> # SPDX-License-Identifier: BSD-2-Clause-Patent
>
> #
>
> @@ -42,6 +42,7 @@ [Packages]
>
>
> [LibraryClasses]
>
> ArmPlatformLib
>
> + HobLib
>
> PrintLib
>
> UefiBootServicesTableLib
>
> UefiDriverEntryPoint
>
> diff --git a/Silicon/ARM/NeoverseN1Soc/Library/PlatformLib/PlatformLib.inf b/Silicon/ARM/NeoverseN1Soc/Library/PlatformLib/PlatformLib.inf
> index 96e590cdd810..78f309c3aa48 100644
> --- a/Silicon/ARM/NeoverseN1Soc/Library/PlatformLib/PlatformLib.inf
> +++ b/Silicon/ARM/NeoverseN1Soc/Library/PlatformLib/PlatformLib.inf
> @@ -1,7 +1,7 @@
> ## @file
>
> # Platform Library for N1Sdp.
>
> #
>
> -# Copyright (c) 2018-2021, ARM Limited. All rights reserved.<BR>
>
> +# Copyright (c) 2018 - 2023, ARM Limited. All rights reserved.<BR>
>
> #
>
> # SPDX-License-Identifier: BSD-2-Clause-Patent
>
> #
>
> @@ -18,10 +18,14 @@ [Defines]
> [Packages]
>
> ArmPkg/ArmPkg.dec
>
> ArmPlatformPkg/ArmPlatformPkg.dec
>
> + EmbeddedPkg/EmbeddedPkg.dec
>
> MdeModulePkg/MdeModulePkg.dec
>
> MdePkg/MdePkg.dec
>
> Silicon/ARM/NeoverseN1Soc/NeoverseN1Soc.dec
>
>
>
> +[LibraryClasses]
>
> + FdtLib
>
> +
>
> [Sources.common]
>
> PlatformLibMem.c
>
> PlatformLib.c
>
> @@ -59,7 +63,9 @@ [FixedPcd]
> gEfiMdePkgTokenSpaceGuid.PcdPciExpressBaseAddress
>
>
>
> [Guids]
>
> + gArmNeoverseN1SocPlatformInfoDescriptorGuid
>
> gEfiHobListGuid ## CONSUMES ## SystemTable
>
>
>
> [Ppis]
>
> gArmMpCoreInfoPpiGuid
>
> + gNtFwConfigDtInfoPpiGuid
>
> diff --git a/Silicon/ARM/NeoverseN1Soc/Include/NeoverseN1Soc.h b/Silicon/ARM/NeoverseN1Soc/Include/NeoverseN1Soc.h
> index 097160c7e2d1..4966011ef9cf 100644
> --- a/Silicon/ARM/NeoverseN1Soc/Include/NeoverseN1Soc.h
> +++ b/Silicon/ARM/NeoverseN1Soc/Include/NeoverseN1Soc.h
> @@ -1,6 +1,6 @@
> /** @file
>
> *
>
> -* Copyright (c) 2018 - 2020, ARM Limited. All rights reserved.
>
> +* Copyright (c) 2018 - 2023, ARM Limited. All rights reserved.
>
> *
>
> * SPDX-License-Identifier: BSD-2-Clause-Patent
>
> *
>
> @@ -41,11 +41,6 @@
> #define NEOVERSEN1SOC_EXP_PERIPH_BASE0 0x1C000000
>
> #define NEOVERSEN1SOC_EXP_PERIPH_BASE0_SZ 0x1300000
>
>
>
> -// Base address to a structure of type NEOVERSEN1SOC_PLAT_INFO which is
>
> -// pre-populated by a earlier boot stage
>
> -#define NEOVERSEN1SOC_PLAT_INFO_STRUCT_BASE (NEOVERSEN1SOC_NON_SECURE_SRAM_BASE + \
>
> - 0x00008000)
>
> -
>
> /*
>
> * Platform information structure stored in Non-secure SRAM. Platform
>
> * information are passed from the trusted firmware with the below structure
>
> @@ -55,12 +50,17 @@
> typedef struct {
>
> /*! 0 - Single Chip, 1 - Chip to Chip (C2C) */
>
> UINT8 MultichipMode;
>
> - /*! Slave count in C2C mode */
>
> - UINT8 SlaveCount;
>
> + /*! Secondary chip count in C2C mode */
>
> + UINT8 SecondaryChipCount;
>
> /*! Local DDR memory size in GigaBytes */
>
> UINT8 LocalDdrSize;
>
> /*! Remote DDR memory size in GigaBytes */
>
> UINT8 RemoteDdrSize;
>
> } NEOVERSEN1SOC_PLAT_INFO;
>
>
>
> +// NT_FW_CONFIG DT structure
>
> +typedef struct {
>
> + UINT64 NtFwConfigDtAddr;
>
> +} NEOVERSEN1SOC_NT_FW_CONFIG_INFO_PPI;
>
> +
>
> #endif
>
> diff --git a/Platform/ARM/N1Sdp/ConfigurationManager/ConfigurationManagerDxe/ConfigurationManager.c b/Platform/ARM/N1Sdp/ConfigurationManager/ConfigurationManagerDxe/ConfigurationManager.c
> index a6b4cb0ef482..c15020f595c3 100644
> --- a/Platform/ARM/N1Sdp/ConfigurationManager/ConfigurationManagerDxe/ConfigurationManager.c
> +++ b/Platform/ARM/N1Sdp/ConfigurationManager/ConfigurationManagerDxe/ConfigurationManager.c
> @@ -1,7 +1,7 @@
> /** @file
>
> Configuration Manager Dxe
>
>
>
> - Copyright (c) 2021, ARM Limited. All rights reserved.<BR>
>
> + Copyright (c) 2021 - 2023, ARM Limited. All rights reserved.<BR>
>
>
>
> SPDX-License-Identifier: BSD-2-Clause-Patent
>
>
>
> @@ -16,6 +16,7 @@
> #include <IndustryStandard/SerialPortConsoleRedirectionTable.h>
>
> #include <Library/ArmLib.h>
>
> #include <Library/DebugLib.h>
>
> +#include <Library/HobLib.h>
>
> #include <Library/IoLib.h>
>
> #include <Library/PcdLib.h>
>
> #include <Library/UefiBootServicesTableLib.h>
>
> @@ -28,6 +29,7 @@
> #include "Platform.h"
>
>
>
> extern struct EFI_ACPI_HETEROGENEOUS_MEMORY_ATTRIBUTE_TABLE Hmat;
>
> +static NEOVERSEN1SOC_PLAT_INFO *PlatInfo;
>
>
>
> /** The platform configuration repository information.
>
> */
>
> @@ -1242,13 +1244,11 @@ InitializePlatformRepository (
> IN EDKII_PLATFORM_REPOSITORY_INFO * CONST PlatRepoInfo
>
> )
>
> {
>
> - NEOVERSEN1SOC_PLAT_INFO *PlatInfo;
>
> UINT64 Dram2Size;
>
> UINT64 RemoteDdrSize;
>
>
>
> RemoteDdrSize = 0;
>
>
>
> - PlatInfo = (NEOVERSEN1SOC_PLAT_INFO *)NEOVERSEN1SOC_PLAT_INFO_STRUCT_BASE;
>
> Dram2Size = ((PlatInfo->LocalDdrSize - 2) * SIZE_1GB);
>
>
>
> PlatRepoInfo->MemAffInfo[LOCAL_DDR_REGION2].Length = Dram2Size;
>
> @@ -1512,7 +1512,6 @@ GetGicCInfo (
> )
>
> {
>
> EDKII_PLATFORM_REPOSITORY_INFO * PlatformRepo;
>
> - NEOVERSEN1SOC_PLAT_INFO *PlatInfo;
>
> UINT32 TotalObjCount;
>
> UINT32 ObjIndex;
>
>
>
> @@ -1523,7 +1522,6 @@ GetGicCInfo (
> }
>
>
>
> PlatformRepo = This->PlatRepoInfo;
>
> - PlatInfo = (NEOVERSEN1SOC_PLAT_INFO *)NEOVERSEN1SOC_PLAT_INFO_STRUCT_BASE;
>
>
>
> if (PlatInfo->MultichipMode == 1) {
>
> TotalObjCount = PLAT_CPU_COUNT * 2;
>
> @@ -1623,7 +1621,6 @@ GetStandardNameSpaceObject (
> {
>
> EFI_STATUS Status;
>
> EDKII_PLATFORM_REPOSITORY_INFO * PlatformRepo;
>
> - NEOVERSEN1SOC_PLAT_INFO *PlatInfo;
>
> UINT32 AcpiTableCount;
>
>
>
> if ((This == NULL) || (CmObject == NULL)) {
>
> @@ -1634,7 +1631,7 @@ GetStandardNameSpaceObject (
>
>
> Status = EFI_NOT_FOUND;
>
> PlatformRepo = This->PlatRepoInfo;
>
> - PlatInfo = (NEOVERSEN1SOC_PLAT_INFO *)NEOVERSEN1SOC_PLAT_INFO_STRUCT_BASE;
>
> +
>
> AcpiTableCount = ARRAY_SIZE (PlatformRepo->CmAcpiTableList);
>
> if (PlatInfo->MultichipMode == 0)
>
> AcpiTableCount -= 1;
>
> @@ -1697,7 +1694,6 @@ GetArmNameSpaceObject (
> {
>
> EFI_STATUS Status;
>
> EDKII_PLATFORM_REPOSITORY_INFO * PlatformRepo;
>
> - NEOVERSEN1SOC_PLAT_INFO *PlatInfo;
>
> UINT32 GicRedistCount;
>
> UINT32 GicCpuCount;
>
> UINT32 ProcHierarchyInfoCount;
>
> @@ -1718,8 +1714,6 @@ GetArmNameSpaceObject (
> Status = EFI_NOT_FOUND;
>
> PlatformRepo = This->PlatRepoInfo;
>
>
>
> - // Probe for multi chip information
>
> - PlatInfo = (NEOVERSEN1SOC_PLAT_INFO *)NEOVERSEN1SOC_PLAT_INFO_STRUCT_BASE;
>
> if (PlatInfo->MultichipMode == 1) {
>
> GicRedistCount = 2;
>
> GicCpuCount = PLAT_CPU_COUNT * 2;
>
> @@ -2162,8 +2156,18 @@ ConfigurationManagerDxeInitialize (
> IN EFI_SYSTEM_TABLE * SystemTable
>
> )
>
> {
>
> + VOID *PlatInfoHob;
>
> EFI_STATUS Status;
>
>
>
> + PlatInfoHob = GetFirstGuidHob (&gArmNeoverseN1SocPlatformInfoDescriptorGuid);
>
> +
>
> + if (PlatInfoHob == NULL) {
>
> + DEBUG ((DEBUG_ERROR, "Platform HOB is NULL\n"));
>
> + return EFI_NOT_FOUND;
>
> + }
>
> +
>
> + PlatInfo = (NEOVERSEN1SOC_PLAT_INFO *)GET_GUID_HOB_DATA (PlatInfoHob);
>
> +
>
> // Initialize the Platform Configuration Repository before installing the
>
> // Configuration Manager Protocol
>
> Status = InitializePlatformRepository (
>
> diff --git a/Silicon/ARM/NeoverseN1Soc/Library/PlatformLib/PlatformLib.c b/Silicon/ARM/NeoverseN1Soc/Library/PlatformLib/PlatformLib.c
> index c0effd37f333..2f753be717ab 100644
> --- a/Silicon/ARM/NeoverseN1Soc/Library/PlatformLib/PlatformLib.c
> +++ b/Silicon/ARM/NeoverseN1Soc/Library/PlatformLib/PlatformLib.c
> @@ -1,6 +1,6 @@
> /** @file
>
>
>
> - Copyright (c) 2018-2021, ARM Limited. All rights reserved.<BR>
>
> + Copyright (c) 2018 - 2023, ARM Limited. All rights reserved.<BR>
>
>
>
> SPDX-License-Identifier: BSD-2-Clause-Patent
>
>
>
> @@ -8,8 +8,12 @@
>
>
> #include <Library/ArmPlatformLib.h>
>
> #include <Library/BaseLib.h>
>
> +#include <NeoverseN1Soc.h>
>
> #include <Ppi/ArmMpCoreInfo.h>
>
>
>
> +UINT64 NtFwConfigDtBlob;
>
> +STATIC NEOVERSEN1SOC_NT_FW_CONFIG_INFO_PPI mNtFwConfigDtInfoPpi;
>
> +
>
> STATIC ARM_CORE_INFO mCoreInfoTable[] = {
>
> { 0x0, 0x0 }, // Cluster 0, Core 0
>
> { 0x0, 0x1 }, // Cluster 0, Core 1
>
> @@ -46,6 +50,7 @@ ArmPlatformInitialize (
> IN UINTN MpId
>
> )
>
> {
>
> + mNtFwConfigDtInfoPpi.NtFwConfigDtAddr = NtFwConfigDtBlob;
>
> return RETURN_SUCCESS;
>
> }
>
>
>
> @@ -80,6 +85,11 @@ EFI_PEI_PPI_DESCRIPTOR gPlatformPpiTable[] = {
> EFI_PEI_PPI_DESCRIPTOR_PPI,
>
> &gArmMpCoreInfoPpiGuid,
>
> &mMpCoreInfoPpi
>
> + },
>
> + {
>
> + EFI_PEI_PPI_DESCRIPTOR_PPI,
>
> + &gNtFwConfigDtInfoPpiGuid,
>
> + &mNtFwConfigDtInfoPpi
>
> }
>
> };
>
>
>
> diff --git a/Silicon/ARM/NeoverseN1Soc/Library/PlatformLib/PlatformLibMem.c b/Silicon/ARM/NeoverseN1Soc/Library/PlatformLib/PlatformLibMem.c
> index 339fa07b3217..1d53ec75aa49 100644
> --- a/Silicon/ARM/NeoverseN1Soc/Library/PlatformLib/PlatformLibMem.c
> +++ b/Silicon/ARM/NeoverseN1Soc/Library/PlatformLib/PlatformLibMem.c
> @@ -1,6 +1,6 @@
> /** @file
>
>
>
> - Copyright (c) 2018 - 2021, ARM Limited. All rights reserved.<BR>
>
> + Copyright (c) 2018 - 2023, ARM Limited. All rights reserved.<BR>
>
>
>
> SPDX-License-Identifier: BSD-2-Clause-Patent
>
>
>
> @@ -10,11 +10,95 @@
> #include <Library/DebugLib.h>
>
> #include <Library/HobLib.h>
>
> #include <Library/MemoryAllocationLib.h>
>
> +#include <Library/PeiServicesLib.h>
>
> +#include <libfdt.h>
>
> #include <NeoverseN1Soc.h>
>
>
>
> // The total number of descriptors, including the final "end-of-table" descriptor.
>
> #define MAX_VIRTUAL_MEMORY_MAP_DESCRIPTORS 19
>
>
>
> +/** A helper function to locate the NtFwConfig PPI and get the base address of
>
> + NT_FW_CONFIG DT from which values are obtained using FDT helper functions.
>
> +
>
> + @param [out] plat_info Pointer to the NeoverseN1Soc PLATFORM_INFO HOB
>
> +
>
> + @retval EFI_SUCCESS Success.
>
> + returns EFI_INVALID_PARAMETER A parameter is invalid.
>
> +**/
>
> +EFI_STATUS
>
> +GetNeoverseN1SocPlatInfo (
>
> + OUT NEOVERSEN1SOC_PLAT_INFO *plat_info
>
> + )
>
> +{
>
> + CONST UINT32 *Property;
>
> + INT32 Offset;
>
> + CONST VOID *NtFwCfgDtBlob;
>
> + NEOVERSEN1SOC_NT_FW_CONFIG_INFO_PPI *NtFwConfigInfoPpi;
>
> + EFI_STATUS Status;
>
> +
>
> + Status = PeiServicesLocatePpi (
>
> + &gNtFwConfigDtInfoPpiGuid,
>
> + 0,
>
> + NULL,
>
> + (VOID **)&NtFwConfigInfoPpi
>
> + );
>
> +
>
> + if (EFI_ERROR (Status)) {
>
> + DEBUG ((
>
> + DEBUG_ERROR,
>
> + "PeiServicesLocatePpi failed with error %r\n",
>
> + Status
>
> + ));
>
> + return EFI_INVALID_PARAMETER;
>
> + }
>
> +
>
> + NtFwCfgDtBlob = (VOID *)(UINTN)NtFwConfigInfoPpi->NtFwConfigDtAddr;
>
> + if (fdt_check_header (NtFwCfgDtBlob) != 0) {
>
> + DEBUG ((DEBUG_ERROR, "Invalid DTB file %p passed\n", NtFwCfgDtBlob));
>
> + return EFI_INVALID_PARAMETER;
>
> + }
>
> +
>
> + Offset = fdt_subnode_offset (NtFwCfgDtBlob, 0, "platform-info");
>
> + if (Offset == -FDT_ERR_NOTFOUND) {
>
> + DEBUG ((DEBUG_ERROR, "Invalid DTB : platform-info node not found\n"));
>
> + return EFI_INVALID_PARAMETER;
>
> + }
>
> +
>
> + Property = fdt_getprop (NtFwCfgDtBlob, Offset, "local-ddr-size", NULL);
>
> + if (Property == NULL) {
>
> + DEBUG ((DEBUG_ERROR, "local-ddr-size property not found\n"));
>
> + return EFI_INVALID_PARAMETER;
>
> + }
>
> +
>
> + plat_info->LocalDdrSize = fdt32_to_cpu (*Property);
>
> +
>
> + Property = fdt_getprop (NtFwCfgDtBlob, Offset, "remote-ddr-size", NULL);
>
> + if (Property == NULL) {
>
> + DEBUG ((DEBUG_ERROR, "remote-ddr-size property not found\n"));
>
> + return EFI_INVALID_PARAMETER;
>
> + }
>
> +
>
> + plat_info->RemoteDdrSize = fdt32_to_cpu (*Property);
>
> +
>
> + Property = fdt_getprop (NtFwCfgDtBlob, Offset, "secondary-chip-count", NULL);
>
> + if (Property == NULL) {
>
> + DEBUG ((DEBUG_ERROR, "secondary-chip-count property not found\n"));
>
> + return EFI_INVALID_PARAMETER;
>
> + }
>
> +
>
> + plat_info->SecondaryChipCount = fdt32_to_cpu (*Property);
>
> +
>
> + Property = fdt_getprop (NtFwCfgDtBlob, Offset, "multichip-mode", NULL);
>
> + if (Property == NULL) {
>
> + DEBUG ((DEBUG_ERROR, "multichip-mode property not found\n"));
>
> + return EFI_INVALID_PARAMETER;
>
> + }
>
> +
>
> + plat_info->MultichipMode = fdt32_to_cpu (*Property);
>
> +
>
> + return EFI_SUCCESS;
>
> +}
>
> +
>
> /**
>
> Returns the Virtual Memory Map of the platform.
>
>
>
> @@ -36,9 +120,24 @@ ArmPlatformGetVirtualMemoryMap (
> NEOVERSEN1SOC_PLAT_INFO *PlatInfo;
>
> UINT64 DramBlock2Size;
>
> UINT64 RemoteDdrSize;
>
> + EFI_STATUS Status;
>
>
>
> Index = 0;
>
> - PlatInfo = (NEOVERSEN1SOC_PLAT_INFO *)NEOVERSEN1SOC_PLAT_INFO_STRUCT_BASE;
>
> +
>
> + // Create platform info HOB
>
> + PlatInfo = (NEOVERSEN1SOC_PLAT_INFO *)BuildGuidHob (
>
> + &gArmNeoverseN1SocPlatformInfoDescriptorGuid,
>
> + sizeof (NEOVERSEN1SOC_PLAT_INFO)
>
> + );
>
> +
>
> + if (PlatInfo == NULL) {
>
> + DEBUG ((DEBUG_ERROR, "Platform HOB is NULL\n"));
>
> + ASSERT (FALSE);
>
> + return;
>
> + }
>
> +
>
> + Status = GetNeoverseN1SocPlatInfo (PlatInfo);
>
> + ASSERT (Status == 0);
>
> DramBlock2Size = ((UINT64)(PlatInfo->LocalDdrSize -
>
> NEOVERSEN1SOC_DRAM_BLOCK1_SIZE / SIZE_1GB) *
>
> (UINT64)SIZE_1GB);
>
> diff --git a/Silicon/ARM/NeoverseN1Soc/Library/PlatformLib/AArch64/Helper.S b/Silicon/ARM/NeoverseN1Soc/Library/PlatformLib/AArch64/Helper.S
> index 8d2069dea837..a0b89a7bf929 100644
> --- a/Silicon/ARM/NeoverseN1Soc/Library/PlatformLib/AArch64/Helper.S
> +++ b/Silicon/ARM/NeoverseN1Soc/Library/PlatformLib/AArch64/Helper.S
> @@ -1,6 +1,6 @@
> /** @file
>
> *
>
> -* Copyright (c) 2019 - 2020, ARM Limited. All rights reserved.
>
> +* Copyright (c) 2019 - 2023, ARM Limited. All rights reserved.
>
> *
>
> * SPDX-License-Identifier: BSD-2-Clause-Patent
>
> *
>
> @@ -25,6 +25,8 @@ GCC_ASM_EXPORT(ArmPlatformIsPrimaryCore)
> // the UEFI firmware through the CPU registers.
>
> //
>
> ASM_PFX(ArmPlatformPeiBootAction):
>
> + adr x10, NtFwConfigDtBlob
>
> + str x0, [x10]
>
> ret
>
>
>
> //
>
Sami's comments for the patch "Platform/ARM/Morello: Add support to
parse NT_FW_CONFIG" apply for this patch as well. Please consider
revising this patch based on those comments.
Thanks,
Thomas.
next prev parent reply other threads:[~2023-01-25 20:47 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-01-06 6:11 [edk2-platforms][PATCH V1 1/1] Platform/ARM/N1sdp: Add support to parse NT_FW_CONFIG sahil
2023-01-25 20:47 ` Thomas Abraham [this message]
2023-02-08 5:22 ` [edk2-devel] " sahil
2023-02-08 5:29 ` sahil
2023-02-10 15:18 ` Sami Mujawar
2023-02-10 15:38 ` Sami Mujawar
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-list from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=574715cc-3b8f-de6a-a741-0e365e2414a2@arm.com \
--to=devel@edk2.groups.io \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox