[edk2-devel] [edk2-platforms][PATCH V2 11/11] Platform/Sgi: Add SMBIOS Type32 Table
Sami Mujawar
sami.mujawar at arm.com
Mon May 17 15:33:59 UTC 2021
Hi Pranav,
Some comments in previous patches apply here as well and are not mentioned.
With those addressed.
Reviewed-by: Sami Mujawar <sami.mujawar at arm.com>
Regards,
Sami Mujawar
On 16/05/2021 10:29 AM, Pranav Madhu wrote:
> Add the SMBIOS type 32 table (System Boot Information) that includes
> information about the System Boot Status.
>
> Signed-off-by: Pranav Madhu <pranav.madhu at arm.com>
> ---
> Platform/ARM/SgiPkg/Drivers/SmbiosPlatformDxe/SmbiosPlatformDxe.inf | 1 +
> Platform/ARM/SgiPkg/Drivers/SmbiosPlatformDxe/SmbiosPlatformDxe.h | 6 ++
> Platform/ARM/SgiPkg/Drivers/SmbiosPlatformDxe/SmbiosPlatformDxe.c | 1 +
> Platform/ARM/SgiPkg/Drivers/SmbiosPlatformDxe/Type32SystemBootInformation.c | 84 ++++++++++++++++++++
> 4 files changed, 92 insertions(+)
>
> diff --git a/Platform/ARM/SgiPkg/Drivers/SmbiosPlatformDxe/SmbiosPlatformDxe.inf b/Platform/ARM/SgiPkg/Drivers/SmbiosPlatformDxe/SmbiosPlatformDxe.inf
> index f81494114188..4258eb9deadb 100644
> --- a/Platform/ARM/SgiPkg/Drivers/SmbiosPlatformDxe/SmbiosPlatformDxe.inf
> +++ b/Platform/ARM/SgiPkg/Drivers/SmbiosPlatformDxe/SmbiosPlatformDxe.inf
> @@ -23,6 +23,7 @@
> Type16PhysicalMemoryArray.c
> Type17MemoryDevice.c
> Type19MemoryArrayMappedAddress.c
> + Type32SystemBootInformation.c
>
> [Packages]
> ArmPkg/ArmPkg.dec
> diff --git a/Platform/ARM/SgiPkg/Drivers/SmbiosPlatformDxe/SmbiosPlatformDxe.h b/Platform/ARM/SgiPkg/Drivers/SmbiosPlatformDxe/SmbiosPlatformDxe.h
> index c6dd72cb6b99..0bbda4b4b45d 100644
> --- a/Platform/ARM/SgiPkg/Drivers/SmbiosPlatformDxe/SmbiosPlatformDxe.h
> +++ b/Platform/ARM/SgiPkg/Drivers/SmbiosPlatformDxe/SmbiosPlatformDxe.h
> @@ -59,6 +59,12 @@ InstallMemoryArrayMappedAddress (
> IN EFI_SMBIOS_PROTOCOL *Smbios
> );
>
> +EFI_STATUS
> +EFIAPI
> +InstallSystemBootInformation (
> + IN EFI_SMBIOS_PROTOCOL *Smbios
> + );
> +
> enum SMBIOS_REFRENCE_HANDLES {
> SMBIOS_HANDLE_ENCLOSURE = 0x1000,
> SMBIOS_HANDLE_CLUSTER1,
> diff --git a/Platform/ARM/SgiPkg/Drivers/SmbiosPlatformDxe/SmbiosPlatformDxe.c b/Platform/ARM/SgiPkg/Drivers/SmbiosPlatformDxe/SmbiosPlatformDxe.c
> index d5d1e6393184..77b22678f62a 100644
> --- a/Platform/ARM/SgiPkg/Drivers/SmbiosPlatformDxe/SmbiosPlatformDxe.c
> +++ b/Platform/ARM/SgiPkg/Drivers/SmbiosPlatformDxe/SmbiosPlatformDxe.c
> @@ -34,6 +34,7 @@ ARM_RD_SMBIOS_TABLE_INSTALL_FPTR mSmbiosTableList[] = {
> &InstallPhysicalMemoryArray,
> &InstallMemoryDevice,
> &InstallMemoryArrayMappedAddress,
> + &InstallSystemBootInformation,
> };
>
> /**
> diff --git a/Platform/ARM/SgiPkg/Drivers/SmbiosPlatformDxe/Type32SystemBootInformation.c b/Platform/ARM/SgiPkg/Drivers/SmbiosPlatformDxe/Type32SystemBootInformation.c
> new file mode 100644
> index 000000000000..1d3eaab810eb
> --- /dev/null
> +++ b/Platform/ARM/SgiPkg/Drivers/SmbiosPlatformDxe/Type32SystemBootInformation.c
> @@ -0,0 +1,84 @@
> +/** @file
> + SMBIOS Type 32 (System Boot Information) table for ARM RD platforms.
> +
> + This file installs SMBIOS Type 32 (System Boot Information) table for Arm's
> + Reference Design platforms. It includes information about the System Boot
> + Status.
> +
> + Copyright (c) 2021, ARM Limited. All rights reserved.
> + SPDX-License-Identifier: BSD-2-Clause-Patent
> +
> + @par Specification Reference:
> + - SMBIOS Reference Specification 3.4.0, Chapter 7.33
> +**/
> +
> +#include <Library/BaseMemoryLib.h>
> +#include <Library/DebugLib.h>
> +#include <Protocol/Smbios.h>
> +
> +#include "SmbiosPlatformDxe.h"
> +
> +#define TYPE32_STRINGS \
> + "\0" /* Null string */
> +
> +/* SMBIOS Type32 structure */
> +#pragma pack(1)
> +struct ArmRdSmbiosType32 {
> + SMBIOS_TABLE_TYPE32 Base;
> + UINT8 Strings[sizeof (TYPE32_STRINGS)];
> +};
> +#pragma pack()
> +
> +/* System Boot Information */
> +static struct ArmRdSmbiosType32 mArmRdSmbiosType32 = {
> + {
> + {
> + // SMBIOS header
> + EFI_SMBIOS_TYPE_SYSTEM_BOOT_INFORMATION, // Type 32
> + sizeof (SMBIOS_TABLE_TYPE32), // Length
> + SMBIOS_HANDLE_PI_RESERVED
> + },
> + {0}, // Reserved field
> + BootInformationStatusNoError // Boot status
> + },
> + // Text strings (unformatted area)
> + TYPE32_STRINGS
> +};
> +
> +/**
> + Install SMBIOS system boot information
> +
> + Install the SMBIOS system boot information (type 32) table for RD platforms.
> +
> + @param[in] Smbios SMBIOS protocol.
> +
> + @retval EFI_SUCCESS Record was added.
> + @retval EFI_OUT_OF_RESOURCES Record was not added.
> + @retval EFI_ALREADY_STARTED The SmbiosHandle passed in is already in use.
> +**/
> +EFI_STATUS
> +InstallSystemBootInformation (
> + IN EFI_SMBIOS_PROTOCOL *Smbios
> + )
> +{
> + EFI_STATUS Status;
> + EFI_SMBIOS_HANDLE SmbiosHandle;
> +
> + SmbiosHandle = ((EFI_SMBIOS_TABLE_HEADER *)&mArmRdSmbiosType32)->Handle;
> +
> + /* Install type 32 table */
> + Status = Smbios->Add (
> + Smbios,
> + NULL,
> + &SmbiosHandle,
> + (EFI_SMBIOS_TABLE_HEADER *)&mArmRdSmbiosType32
> + );
> + if (Status != EFI_SUCCESS) {
> + DEBUG ((
> + DEBUG_ERROR,
> + "SMBIOS: Failed to install Type32 SMBIOS table.\n"
> + ));
> + }
> +
> + return Status;
> +}
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