ArmPkg: Add Universal/Smbios/SmbiosMiscDxe
SmbiosMiscDxe provides SMBIOS tables 0, 1, 2, 3, 13, and 32. Signed-off-by: Rebecca Cran <rebecca@nuviainc.com> Reviewed-by: Leif Lindholm <leif@nuviainc.com> Reviewed-by: Samer El-Haj-Mahmoud <Samer.El-Haj-Mahmoud@arm.com>
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Rebecca Cran
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ArmPkg/Universal/Smbios/SmbiosMiscDxe/SmbiosMiscEntryPoint.c
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ArmPkg/Universal/Smbios/SmbiosMiscDxe/SmbiosMiscEntryPoint.c
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/** @file
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This driver parses the mSmbiosMiscDataTable structure and reports
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any generated data using SMBIOS protocol.
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Based on files under Nt32Pkg/MiscSubClassPlatformDxe/
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Copyright (c) 2021, NUVIA Inc. All rights reserved.<BR>
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Copyright (c) 2006 - 2011, Intel Corporation. All rights reserved.<BR>
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Copyright (c) 2015, Hisilicon Limited. All rights reserved.<BR>
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Copyright (c) 2015, Linaro Limited. All rights reserved.<BR>
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SPDX-License-Identifier: BSD-2-Clause-Patent
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**/
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#include <Library/BaseLib.h>
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#include <Library/BaseMemoryLib.h>
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#include <Library/DebugLib.h>
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#include <Library/HiiLib.h>
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#include <Library/MemoryAllocationLib.h>
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#include <Library/UefiBootServicesTableLib.h>
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#include "SmbiosMisc.h"
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STATIC EFI_HANDLE mSmbiosMiscImageHandle;
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STATIC EFI_SMBIOS_PROTOCOL *mSmbiosMiscSmbios = NULL;
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EFI_HII_HANDLE mSmbiosMiscHiiHandle;
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/**
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Standard EFI driver point. This driver parses the mSmbiosMiscDataTable
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structure and reports any generated data using SMBIOS protocol.
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@param ImageHandle Handle for the image of this driver
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@param SystemTable Pointer to the EFI System Table
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@retval EFI_SUCCESS The data was successfully stored.
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**/
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EFI_STATUS
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EFIAPI
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SmbiosMiscEntryPoint(
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IN EFI_HANDLE ImageHandle,
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IN EFI_SYSTEM_TABLE *SystemTable
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)
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{
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UINTN Index;
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EFI_STATUS EfiStatus;
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mSmbiosMiscImageHandle = ImageHandle;
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EfiStatus = gBS->LocateProtocol (&gEfiSmbiosProtocolGuid, NULL,
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(VOID**)&mSmbiosMiscSmbios);
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if (EFI_ERROR (EfiStatus)) {
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DEBUG ((DEBUG_ERROR, "Could not locate SMBIOS protocol. %r\n", EfiStatus));
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return EfiStatus;
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}
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mSmbiosMiscHiiHandle = HiiAddPackages (&gEfiCallerIdGuid,
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mSmbiosMiscImageHandle,
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SmbiosMiscDxeStrings,
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NULL
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);
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if (mSmbiosMiscHiiHandle == NULL) {
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return EFI_OUT_OF_RESOURCES;
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}
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for (Index = 0; Index < mSmbiosMiscDataTableEntries; ++Index) {
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//
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// If the entry have a function pointer, just log the data.
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//
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if (mSmbiosMiscDataTable[Index].Function != NULL) {
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EfiStatus = (*mSmbiosMiscDataTable[Index].Function)(mSmbiosMiscDataTable[Index].RecordData,
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mSmbiosMiscSmbios
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);
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if (EFI_ERROR(EfiStatus)) {
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DEBUG ((DEBUG_ERROR, "Misc smbios store error. Index=%d,"
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"ReturnStatus=%r\n", Index, EfiStatus));
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return EfiStatus;
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}
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}
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}
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return EfiStatus;
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}
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/**
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Adds an SMBIOS record.
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@param Buffer The data for the SMBIOS record.
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The format of the record is determined by
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EFI_SMBIOS_TABLE_HEADER.Type. The size of the
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formatted area is defined by EFI_SMBIOS_TABLE_HEADER.Length
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and either followed by a double-null (0x0000) or a set
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of null terminated strings and a null.
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@param SmbiosHandle A unique handle will be assigned to the SMBIOS record
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if not NULL.
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@retval EFI_SUCCESS Record was added.
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@retval EFI_OUT_OF_RESOURCES Record was not added due to lack of system resources.
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@retval EFI_ALREADY_STARTED The SmbiosHandle passed in was already in use.
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**/
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EFI_STATUS
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SmbiosMiscAddRecord (
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IN UINT8 *Buffer,
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IN OUT EFI_SMBIOS_HANDLE *SmbiosHandle OPTIONAL
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)
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{
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EFI_STATUS Status;
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EFI_SMBIOS_HANDLE Handle;
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Handle = SMBIOS_HANDLE_PI_RESERVED;
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if (SmbiosHandle != NULL) {
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Handle = *SmbiosHandle;
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}
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Status = mSmbiosMiscSmbios->Add (
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mSmbiosMiscSmbios,
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NULL,
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&Handle,
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(EFI_SMBIOS_TABLE_HEADER *)Buffer
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);
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if (SmbiosHandle != NULL) {
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*SmbiosHandle = Handle;
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}
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return Status;
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}
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/** Fetches the number of handles of the specified SMBIOS type.
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*
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* @param SmbiosType The type of SMBIOS record to look for.
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*
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* @return The number of handles
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*
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**/
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STATIC
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UINTN
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GetHandleCount (
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IN UINT8 SmbiosType
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)
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{
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UINTN HandleCount;
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EFI_STATUS Status;
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EFI_SMBIOS_HANDLE SmbiosHandle;
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EFI_SMBIOS_TABLE_HEADER *Record;
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HandleCount = 0;
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// Iterate through entries to get the number
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do {
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Status = mSmbiosMiscSmbios->GetNext (mSmbiosMiscSmbios,
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&SmbiosHandle,
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&SmbiosType,
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&Record,
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NULL
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);
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if (Status == EFI_SUCCESS) {
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HandleCount++;
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}
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} while (!EFI_ERROR (Status));
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return HandleCount;
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}
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/**
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Fetches a list of the specified SMBIOS table types.
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@param[in] SmbiosType The type of table to fetch
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@param[out] **HandleArray The array of handles
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@param[out] *HandleCount Number of handles in the array
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**/
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VOID
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SmbiosMiscGetLinkTypeHandle(
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IN UINT8 SmbiosType,
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OUT SMBIOS_HANDLE **HandleArray,
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OUT UINTN *HandleCount
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)
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{
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UINTN Index;
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EFI_STATUS Status;
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EFI_SMBIOS_HANDLE SmbiosHandle;
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EFI_SMBIOS_TABLE_HEADER *Record;
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if (mSmbiosMiscSmbios == NULL) {
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return;
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}
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SmbiosHandle = SMBIOS_HANDLE_PI_RESERVED;
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*HandleCount = GetHandleCount (SmbiosType);
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*HandleArray = AllocateZeroPool (sizeof (SMBIOS_HANDLE) * (*HandleCount));
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if (*HandleArray == NULL) {
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DEBUG ((DEBUG_ERROR, "HandleArray allocate memory resource failed.\n"));
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*HandleCount = 0;
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return;
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}
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SmbiosHandle = SMBIOS_HANDLE_PI_RESERVED;
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for (Index = 0; Index < (*HandleCount); Index++) {
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Status = mSmbiosMiscSmbios->GetNext (mSmbiosMiscSmbios,
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&SmbiosHandle,
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&SmbiosType,
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&Record,
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NULL
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);
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if (!EFI_ERROR (Status)) {
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(*HandleArray)[Index] = Record->Handle;
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} else {
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break;
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}
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}
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}
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