Silicon/Broadcom/Drivers/Net/BcmGenetDxe/BcmGenetDxe.inf | 3 +
Silicon/Broadcom/Drivers/Net/BcmGenetDxe/BcmGenetDxe.h | 4 +
Silicon/Broadcom/Drivers/Net/BcmGenetDxe/AdapterInfo.c | 109
++++++++++++++++++++
Silicon/Broadcom/Drivers/Net/BcmGenetDxe/DriverBinding.c | 12 ++-
4 files changed, 123 insertions(+), 5 deletions(-)
diff --git a/Silicon/Broadcom/Drivers/Net/BcmGenetDxe/BcmGenetDxe.inf
b/Silicon/Broadcom/Drivers/Net/BcmGenetDxe/BcmGenetDxe.inf
index 28f3e66ebaf0..89dee9f10c83 100644
--- a/Silicon/Broadcom/Drivers/Net/BcmGenetDxe/BcmGenetDxe.inf
+++ b/Silicon/Broadcom/Drivers/Net/BcmGenetDxe/BcmGenetDxe.inf
@@ -19,6 +19,7 @@ [Defines]
UNLOAD_IMAGE = GenetUnload
[Sources]
+ AdapterInfo.c
BcmGenetDxe.h
ComponentName.c
DriverBinding.c
@@ -49,10 +50,12 @@ [LibraryClasses]
[Protocols]
gBcmGenetPlatformDeviceProtocolGuid ## TO_START
+ gEfiAdapterInformationProtocolGuid ## BY_START
gEfiDevicePathProtocolGuid ## BY_START
gEfiSimpleNetworkProtocolGuid ## BY_START
[Guids]
+ gEfiAdapterInfoMediaStateGuid
gEfiEventExitBootServicesGuid
[FixedPcd]
diff --git a/Silicon/Broadcom/Drivers/Net/BcmGenetDxe/BcmGenetDxe.h
b/Silicon/Broadcom/Drivers/Net/BcmGenetDxe/BcmGenetDxe.h
index 0af9d5209cf2..48bb8550426f 100644
--- a/Silicon/Broadcom/Drivers/Net/BcmGenetDxe/BcmGenetDxe.h
+++ b/Silicon/Broadcom/Drivers/Net/BcmGenetDxe/BcmGenetDxe.h
@@ -14,6 +14,7 @@
#include <Uefi.h>
#include <Library/UefiLib.h>
#include <Protocol/BcmGenetPlatformDevice.h>
+#include <Protocol/AdapterInformation.h>
#include <Protocol/ComponentName.h>
#include <Protocol/ComponentName2.h>
#include <Protocol/SimpleNetwork.h>
@@ -209,6 +210,8 @@ typedef struct {
EFI_SIMPLE_NETWORK_PROTOCOL Snp;
EFI_SIMPLE_NETWORK_MODE SnpMode;
+ EFI_ADAPTER_INFORMATION_PROTOCOL Aip;
+
BCM_GENET_PLATFORM_DEVICE_PROTOCOL *Dev;
GENERIC_PHY_PRIVATE_DATA Phy;
@@ -234,6 +237,7 @@ extern EFI_COMPONENT_NAME_PROTOCOL
gGenetComponentName;
extern EFI_COMPONENT_NAME2_PROTOCOL gGenetComponentName2;
extern CONST EFI_SIMPLE_NETWORK_PROTOCOL gGenetSimpleNetworkTemplate;
+extern CONST EFI_ADAPTER_INFORMATION_PROTOCOL gGenetAdapterInfoTemplate;
#define GENET_DRIVER_SIGNATURE SIGNATURE_32('G', 'N', 'E', 'T')
#define GENET_PRIVATE_DATA_FROM_SNP_THIS(a) CR(a, GENET_PRIVATE_DATA, Snp,
GENET_DRIVER_SIGNATURE)
diff --git a/Silicon/Broadcom/Drivers/Net/BcmGenetDxe/AdapterInfo.c
b/Silicon/Broadcom/Drivers/Net/BcmGenetDxe/AdapterInfo.c
new file mode 100644
index 000000000000..cb7733bbba76
--- /dev/null
+++ b/Silicon/Broadcom/Drivers/Net/BcmGenetDxe/AdapterInfo.c
@@ -0,0 +1,109 @@
+/** @file
+
+ Copyright (c) 2020 Arm, Limited. All rights reserved.
+
+ SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+#include <Uefi.h>
+#include <Library/BaseMemoryLib.h>
+#include <Library/DebugLib.h>
+#include <Library/MemoryAllocationLib.h>
+
+#include "BcmGenetDxe.h"
+
+STATIC
+EFI_STATUS
+EFIAPI
+GenetAipGetInformation (
+ IN EFI_ADAPTER_INFORMATION_PROTOCOL *This,
+ IN EFI_GUID *InformationType,
+ OUT VOID **InformationBlock,
+ OUT UINTN *InformationBlockSize
+ )
+{
+ EFI_ADAPTER_INFO_MEDIA_STATE *AdapterInfo;
+ GENET_PRIVATE_DATA *Genet;
+
+ if (This == NULL || InformationBlock == NULL ||
+ InformationBlockSize == NULL) {
+ return EFI_INVALID_PARAMETER;
+ }
+
+ if (!CompareGuid (InformationType, &gEfiAdapterInfoMediaStateGuid)) {
+ return EFI_UNSUPPORTED;
+ }
+
+ AdapterInfo = AllocateZeroPool (sizeof (EFI_ADAPTER_INFO_MEDIA_STATE));
+ if (AdapterInfo == NULL) {
+ return EFI_OUT_OF_RESOURCES;
+ }
+
+ *InformationBlock = AdapterInfo;
+ *InformationBlockSize = sizeof (EFI_ADAPTER_INFO_MEDIA_STATE);
+
+ Genet = GENET_PRIVATE_DATA_FROM_SNP_THIS (This);
+ if (Genet->Snp.Mode->MediaPresent) {
+ AdapterInfo->MediaState = EFI_SUCCESS;
+ } else {
+ AdapterInfo->MediaState = EFI_NOT_READY;
+ }
+ return EFI_SUCCESS;
+}
+
+STATIC
+EFI_STATUS
+EFIAPI
+GenetAipSetInformation (
+ IN EFI_ADAPTER_INFORMATION_PROTOCOL *This,
+ IN EFI_GUID *InformationType,
+ IN VOID *InformationBlock,
+ IN UINTN InformationBlockSize
+ )
+{
+ if (This == NULL || InformationBlock == NULL) {
+ return EFI_INVALID_PARAMETER;
+ }
+
+ if (CompareGuid (InformationType, &gEfiAdapterInfoMediaStateGuid)) {
+ return EFI_WRITE_PROTECTED;
+ }
+
+ return EFI_UNSUPPORTED;
+}
+
+STATIC
+EFI_STATUS
+EFIAPI
+GenetAipGetSupportedTypes (
+ IN EFI_ADAPTER_INFORMATION_PROTOCOL *This,
+ OUT EFI_GUID **InfoTypesBuffer,
+ OUT UINTN *InfoTypesBufferCount
+ )
+{
+ EFI_GUID *Guid;
+
+ if (This == NULL || InfoTypesBuffer == NULL ||
+ InfoTypesBufferCount == NULL) {
+ return EFI_INVALID_PARAMETER;
+ }
+
+ Guid = AllocatePool (sizeof *Guid);
+ if (Guid == NULL) {
+ return EFI_OUT_OF_RESOURCES;
+ }
+
+ CopyGuid (Guid, &gEfiAdapterInfoMediaStateGuid);
+
+ *InfoTypesBuffer = Guid;
+ *InfoTypesBufferCount = 1;
+
+ return EFI_SUCCESS;
+}
+
+CONST EFI_ADAPTER_INFORMATION_PROTOCOL gGenetAdapterInfoTemplate = {
+ GenetAipGetInformation,
+ GenetAipSetInformation,
+ GenetAipGetSupportedTypes,
+};
diff --git a/Silicon/Broadcom/Drivers/Net/BcmGenetDxe/DriverBinding.c
b/Silicon/Broadcom/Drivers/Net/BcmGenetDxe/DriverBinding.c
index 7f93c68cd608..f9aa006dc799 100644
--- a/Silicon/Broadcom/Drivers/Net/BcmGenetDxe/DriverBinding.c
+++ b/Silicon/Broadcom/Drivers/Net/BcmGenetDxe/DriverBinding.c
@@ -163,6 +163,7 @@ GenetDriverBindingStart (
EfiInitializeLock (&Genet->Lock, TPL_CALLBACK);
CopyMem (&Genet->Snp, &gGenetSimpleNetworkTemplate, sizeof Genet->Snp);
+ CopyMem (&Genet->Aip, &gGenetAdapterInfoTemplate, sizeof Genet->Aip);
Genet->Snp.Mode = &Genet->SnpMode;
Genet->SnpMode.State = EfiSimpleNetworkStopped;
@@ -203,7 +204,8 @@ GenetDriverBindingStart (
}
Status = gBS->InstallMultipleProtocolInterfaces (&ControllerHandle,
- &gEfiSimpleNetworkProtocolGuid, &Genet->Snp,
+ &gEfiSimpleNetworkProtocolGuid, &Genet->Snp,
+ &gEfiAdapterInformationProtocolGuid, &Genet->Aip,
NULL);
if (EFI_ERROR (Status)) {
@@ -273,10 +275,10 @@ GenetDriverBindingStop (
ASSERT (Genet->ControllerHandle == ControllerHandle);
- Status = gBS->UninstallProtocolInterface (ControllerHandle,
- &gEfiSimpleNetworkProtocolGuid,
- &Genet->Snp
- );
+ Status = gBS->UninstallMultipleProtocolInterfaces (ControllerHandle,
+ &gEfiSimpleNetworkProtocolGuid, &Genet->Snp,
+ &gEfiAdapterInformationProtocolGuid, &Genet->Aip,
+ NULL);
if (EFI_ERROR (Status)) {
return Status;
}
