OptionRomPkg/UndiRuntimeDxe/UndiAipImpl.c

   1 /** @file
   2
   3 Copyright (c) 2015, Intel Corporation. All rights reserved.<BR>
   4 SPDX-License-Identifier: BSD-2-Clause-Patent
   5 **/
   6
   7
   8 #include "Undi32.h"
   9
  10
  11 UINTN      mSupportedInfoTypesCount = 1;
  12 EFI_GUID   mSupportedInfoTypes[] = {
  13   EFI_ADAPTER_INFO_UNDI_IPV6_SUPPORT_GUID
  14 };
  15
  16 /**
  17   Returns the current state information for the adapter.
  18
  19   This function returns information of type InformationType from the adapter.
  20   If an adapter does not support the requested informational type, then
  21   EFI_UNSUPPORTED is returned.
  22
  23   @param[in]  This                   A pointer to the EFI_ADAPTER_INFORMATION_PROTOCOL instance.
  24   @param[in]  InformationType        A pointer to an EFI_GUID that defines the contents of InformationBlock.
  25   @param[out] InforamtionBlock       The service returns a pointer to the buffer with the InformationBlock
  26                                      structure which contains details about the data specific to InformationType.
  27   @param[out] InforamtionBlockSize   The driver returns the size of the InformationBlock in bytes.
  28
  29   @retval EFI_SUCCESS                The InformationType information was retrieved.
  30   @retval EFI_UNSUPPORTED            The InformationType is not known.
  31   @retval EFI_DEVICE_ERROR           The device reported an error.
  32   @retval EFI_OUT_OF_RESOURCES       The request could not be completed due to a lack of resources.
  33   @retval EFI_INVALID_PARAMETER      This is NULL.
  34   @retval EFI_INVALID_PARAMETER      InformationBlock is NULL.
  35   @retval EFI_INVALID_PARAMETER      InformationBlockSize is NULL.
  36
  37 **/
  38 EFI_STATUS
  39 EFIAPI
  40 UndiAipGetInfo (
  41   IN   EFI_ADAPTER_INFORMATION_PROTOCOL *This,
  42   IN   EFI_GUID                         *InformationType,
  43   OUT  VOID                             **InformationBlock,
  44   OUT  UINTN                            *InformationBlockSize
  45   )
  46 {
  47   UNDI32_DEV                            *UNDI32Device;
  48   EFI_ADAPTER_INFO_UNDI_IPV6_SUPPORT    *UndiIpv6Support;
  49
  50   if (This == NULL || InformationBlock == NULL || InformationBlockSize == NULL) {
  51     return EFI_INVALID_PARAMETER;
  52   }
  53
  54   if (!CompareGuid (InformationType, &gEfiAdapterInfoUndiIpv6SupportGuid)) {
  55     return EFI_UNSUPPORTED;
  56   }
  57
  58   UNDI32Device = UNDI_DEV_FROM_AIP (This);
  59   *InformationBlockSize = sizeof (EFI_ADAPTER_INFO_UNDI_IPV6_SUPPORT);
  60   *InformationBlock = AllocateZeroPool (*InformationBlockSize);
  61   if (*InformationBlock == NULL) {
  62     return EFI_OUT_OF_RESOURCES;
  63   }
  64
  65   UndiIpv6Support = (EFI_ADAPTER_INFO_UNDI_IPV6_SUPPORT *) (*InformationBlock);
  66   UndiIpv6Support->Ipv6Support = UNDI32Device->NIIProtocol_31.Ipv6Supported;
  67
  68   return EFI_SUCCESS;
  69 }
  70
  71 /**
  72   Sets state information for an adapter.
  73
  74   This function sends information of type InformationType for an adapter.
  75   If an adapter does not support the requested information type, then EFI_UNSUPPORTED
  76   is returned.
  77
  78   @param[in]  This                   A pointer to the EFI_ADAPTER_INFORMATION_PROTOCOL instance.
  79   @param[in]  InformationType        A pointer to an EFI_GUID that defines the contents of InformationBlock.
  80   @param[in]  InforamtionBlock       A pointer to the InformationBlock structure which contains details
  81                                      about the data specific to InformationType.
  82   @param[in]  InforamtionBlockSize   The size of the InformationBlock in bytes.
  83
  84   @retval EFI_SUCCESS                The information was received and interpreted successfully.
  85   @retval EFI_UNSUPPORTED            The InformationType is not known.
  86   @retval EFI_DEVICE_ERROR           The device reported an error.
  87   @retval EFI_INVALID_PARAMETER      This is NULL.
  88   @retval EFI_INVALID_PARAMETER      InformationBlock is NULL.
  89   @retval EFI_WRITE_PROTECTED        The InformationType cannot be modified using EFI_ADAPTER_INFO_SET_INFO().
  90
  91 **/
  92 EFI_STATUS
  93 EFIAPI
  94 UndiAipSetInfo (
  95   IN   EFI_ADAPTER_INFORMATION_PROTOCOL *This,
  96   IN   EFI_GUID                         *InformationType,
  97   IN   VOID                             *InformationBlock,
  98   IN   UINTN                            InformationBlockSize
  99   )
 100 {
 101   return EFI_WRITE_PROTECTED;
 102 }
 103
 104 /**
 105   Get a list of supported information types for this instance of the protocol.
 106
 107   This function returns a list of InformationType GUIDs that are supported on an
 108   adapter with this instance of EFI_ADAPTER_INFORMATION_PROTOCOL. The list is returned
 109   in InfoTypesBuffer, and the number of GUID pointers in InfoTypesBuffer is returned in
 110   InfoTypesBufferCount.
 111
 112   @param[in]  This                  A pointer to the EFI_ADAPTER_INFORMATION_PROTOCOL instance.
 113   @param[out] InfoTypesBuffer       A pointer to the list of InformationType GUID pointers that are supported
 114                                     by This.
 115   @param[out] InfoTypesBufferCount  A pointer to the number of GUID pointers present in InfoTypesBuffer.
 116
 117   @retval EFI_SUCCESS               The list of information type GUIDs that are supported on this adapter was
 118                                     returned in InfoTypesBuffer. The number of information type GUIDs was
 119                                     returned in InfoTypesBufferCount.
 120   @retval EFI_INVALID_PARAMETER     This is NULL.
 121   @retval EFI_INVALID_PARAMETER     InfoTypesBuffer is NULL.
 122   @retval EFI_INVALID_PARAMETER     InfoTypesBufferCount is NULL.
 123   @retval EFI_OUT_OF_RESOURCES      There is not enough pool memory to store the results.
 124
 125 **/
 126 EFI_STATUS
 127 EFIAPI
 128 UndiAipGetSupportedTypes (
 129   IN    EFI_ADAPTER_INFORMATION_PROTOCOL *This,
 130   OUT   EFI_GUID                         **InfoTypesBuffer,
 131   OUT   UINTN                            *InfoTypesBufferCount
 132   )
 133 {
 134   if (This == NULL || InfoTypesBuffer == NULL || InfoTypesBufferCount == NULL) {
 135     return EFI_INVALID_PARAMETER;
 136   }
 137
 138   *InfoTypesBufferCount = 1;
 139   *InfoTypesBuffer = AllocateCopyPool (sizeof (EFI_GUID), &gEfiAdapterInfoUndiIpv6SupportGuid);
 140   if (InfoTypesBuffer == NULL) {
 141     return EFI_OUT_OF_RESOURCES;
 142   }
 143
 144   return EFI_SUCCESS;
 145 }