diff options
Diffstat (limited to 'MdeModulePkg/Universal/Network/MnpDxe/MnpConfig.c')
| -rw-r--r-- | MdeModulePkg/Universal/Network/MnpDxe/MnpConfig.c | 354 |
1 files changed, 149 insertions, 205 deletions
diff --git a/MdeModulePkg/Universal/Network/MnpDxe/MnpConfig.c b/MdeModulePkg/Universal/Network/MnpDxe/MnpConfig.c index fd03ed5417..e29f0978f1 100644 --- a/MdeModulePkg/Universal/Network/MnpDxe/MnpConfig.c +++ b/MdeModulePkg/Universal/Network/MnpDxe/MnpConfig.c @@ -52,54 +52,162 @@ EFI_MANAGED_NETWORK_CONFIG_DATA mMnpDefaultConfigData = { FALSE
};
-EFI_STATUS
-MnpAddFreeNbuf (
- IN MNP_SERVICE_DATA *MnpServiceData,
- IN UINTN Count
- );
-
-EFI_STATUS
-MnpStartSnp (
- IN EFI_SIMPLE_NETWORK_PROTOCOL *Snp
- );
-
-EFI_STATUS
-MnpStopSnp (
- IN EFI_SIMPLE_NETWORK_PROTOCOL *Snp
- );
+/**
+ Configure the Snp receive filters according to the instances' receive filter
+ settings.
-EFI_STATUS
-MnpStart (
- IN MNP_SERVICE_DATA *MnpServiceData,
- IN BOOLEAN IsConfigUpdate,
- IN BOOLEAN EnableSystemPoll
- );
+ @param MnpServiceData Pointer to the mnp service context data.
-EFI_STATUS
-MnpStop (
- IN MNP_SERVICE_DATA *MnpServiceData
- );
+ @retval EFI_SUCCESS The receive filters is configured.
+ @retval EFI_OUT_OF_RESOURCES The receive filters can't be configured due to lack
+ of memory resource.
+**/
EFI_STATUS
MnpConfigReceiveFilters (
IN MNP_SERVICE_DATA *MnpServiceData
- );
+ )
+{
+ EFI_STATUS Status;
+ EFI_SIMPLE_NETWORK_PROTOCOL *Snp;
+ EFI_MAC_ADDRESS *MCastFilter;
+ UINT32 MCastFilterCnt;
+ UINT32 EnableFilterBits;
+ UINT32 DisableFilterBits;
+ BOOLEAN ResetMCastFilters;
+ LIST_ENTRY *Entry;
+ UINT32 Index;
+ MNP_GROUP_ADDRESS *GroupAddress;
-EFI_STATUS
-MnpGroupOpAddCtrlBlk (
- IN MNP_INSTANCE_DATA *Instance,
- IN MNP_GROUP_CONTROL_BLOCK *CtrlBlk,
- IN MNP_GROUP_ADDRESS *GroupAddress OPTIONAL,
- IN EFI_MAC_ADDRESS *MacAddress,
- IN UINT32 HwAddressSize
- );
+ NET_CHECK_SIGNATURE (MnpServiceData, MNP_SERVICE_DATA_SIGNATURE);
-BOOLEAN
-MnpGroupOpDelCtrlBlk (
- IN MNP_INSTANCE_DATA *Instance,
- IN MNP_GROUP_CONTROL_BLOCK *CtrlBlk
+ Snp = MnpServiceData->Snp;
+
+ //
+ // Initialize the enable filter and disable filter.
+ //
+ EnableFilterBits = 0;
+ DisableFilterBits = Snp->Mode->ReceiveFilterMask;
+
+ if (MnpServiceData->UnicastCount != 0) {
+ //
+ // Enable unicast if any instance wants to receive unicast.
+ //
+ EnableFilterBits |= EFI_SIMPLE_NETWORK_RECEIVE_UNICAST;
+ }
+
+ if (MnpServiceData->BroadcastCount != 0) {
+ //
+ // Enable broadcast if any instance wants to receive broadcast.
+ //
+ EnableFilterBits |= EFI_SIMPLE_NETWORK_RECEIVE_BROADCAST;
+ }
+
+ MCastFilter = NULL;
+ MCastFilterCnt = 0;
+ ResetMCastFilters = TRUE;
+
+ if ((MnpServiceData->MulticastCount != 0) && (MnpServiceData->GroupAddressCount != 0)) {
+ //
+ // There are instances configured to receive multicast and already some group
+ // addresses are joined.
+ //
+
+ ResetMCastFilters = FALSE;
+
+ if (MnpServiceData->GroupAddressCount <= Snp->Mode->MaxMCastFilterCount) {
+ //
+ // The joind group address is less than simple network's maximum count.
+ // Just configure the snp to do the multicast filtering.
+ //
+
+ EnableFilterBits |= EFI_SIMPLE_NETWORK_RECEIVE_MULTICAST;
+
+ //
+ // Allocate pool for the mulicast addresses.
+ //
+ MCastFilterCnt = MnpServiceData->GroupAddressCount;
+ MCastFilter = AllocatePool (sizeof (EFI_MAC_ADDRESS) * MCastFilterCnt);
+ if (MCastFilter == NULL) {
+
+ DEBUG ((EFI_D_ERROR, "MnpConfigReceiveFilters: Failed to allocate memory resource for MCastFilter.\n"));
+ return EFI_OUT_OF_RESOURCES;
+ }
+
+ //
+ // Fill the multicast HW address buffer.
+ //
+ Index = 0;
+ NET_LIST_FOR_EACH (Entry, &MnpServiceData->GroupAddressList) {
+
+ GroupAddress = NET_LIST_USER_STRUCT (Entry, MNP_GROUP_ADDRESS, AddrEntry);
+ CopyMem (MCastFilter + Index, &GroupAddress->Address, sizeof (*(MCastFilter + Index)));
+ Index++;
+
+ ASSERT (Index <= MCastFilterCnt);
+ }
+ } else {
+ //
+ // The maximum multicast is reached, set the filter to be promiscuous
+ // multicast.
+ //
+
+ if (Snp->Mode->ReceiveFilterMask & EFI_SIMPLE_NETWORK_RECEIVE_PROMISCUOUS_MULTICAST) {
+ EnableFilterBits |= EFI_SIMPLE_NETWORK_RECEIVE_PROMISCUOUS_MULTICAST;
+ } else {
+ //
+ // Either MULTICAST or PROMISCUOUS_MULTICAST is not supported by Snp,
+ // set the NIC to be promiscuous although this will tremendously degrade
+ // the performance.
+ //
+ EnableFilterBits |= EFI_SIMPLE_NETWORK_RECEIVE_PROMISCUOUS;
+ }
+ }
+ }
+
+ if (MnpServiceData->PromiscuousCount != 0) {
+ //
+ // Enable promiscuous if any instance wants to receive promiscuous.
+ //
+ EnableFilterBits |= EFI_SIMPLE_NETWORK_RECEIVE_PROMISCUOUS;
+ }
+
+ //
+ // Set the disable filter.
+ //
+ DisableFilterBits ^= EnableFilterBits;
+
+ //
+ // Configure the receive filters of SNP.
+ //
+ Status = Snp->ReceiveFilters (
+ Snp,
+ EnableFilterBits,
+ DisableFilterBits,
+ ResetMCastFilters,
+ MCastFilterCnt,
+ MCastFilter
+ );
+ DEBUG_CODE (
+ if (EFI_ERROR (Status)) {
+
+ DEBUG (
+ (EFI_D_ERROR,
+ "MnpConfigReceiveFilters: Snp->ReceiveFilters failed, %r.\n",
+ Status)
+ );
+ }
);
+ if (MCastFilter != NULL) {
+ //
+ // Free the buffer used to hold the group addresses.
+ //
+ gBS->FreePool (MCastFilter);
+ }
+
+ return Status;
+}
/**
Add some NET_BUF into MnpServiceData->FreeNbufQue. The buffer length of
@@ -235,8 +343,6 @@ ON_EXIT: @param MnpServiceData Pointer to the mnp service context data.
@param Nbuf Pointer to the NET_BUF to free.
- @return None.
-
**/
VOID
MnpFreeNbuf (
@@ -269,7 +375,8 @@ MnpFreeNbuf ( Initialize the mnp service context data.
@param MnpServiceData Pointer to the mnp service context data.
- @param Snp Pointer to the simple network protocol.
+ @param ImageHandle The driver image handle.
+ @param ControllerHandle Handle of device to bind driver to.
@retval EFI_SUCCESS The mnp service context is initialized.
@retval Other Some error occurs.
@@ -454,8 +561,7 @@ ERROR: Flush the mnp service context data.
@param MnpServiceData Pointer to the mnp service context data.
-
- @return None.
+ @param ImageHandle The driver image handle.
**/
VOID
@@ -521,8 +627,6 @@ MnpFlushServiceData ( @param Instance Pointer to the mnp instance context data to
initialize.
- @return None.
-
**/
VOID
MnpInitializeInstanceData (
@@ -605,7 +709,6 @@ MnpTokenExist ( return EFI_SUCCESS;
}
-
/**
Cancel the token specified by Arg if it matches the token in Item.
@@ -890,8 +993,6 @@ MnpStop ( @param Instance Pointer to the mnp instance context data.
- @return None.
-
**/
VOID
MnpFlushRcvdDataQueue (
@@ -1063,163 +1164,6 @@ MnpConfigureInstance ( }
-/**
- Configure the Snp receive filters according to the instances' receive filter
- settings.
-
- @param MnpServiceData Pointer to the mnp service context data.
-
- @retval EFI_SUCCESS The receive filters is configured.
- @retval EFI_OUT_OF_RESOURCES The receive filters can't be configured due to lack
- of memory resource.
-
-**/
-EFI_STATUS
-MnpConfigReceiveFilters (
- IN MNP_SERVICE_DATA *MnpServiceData
- )
-{
- EFI_STATUS Status;
- EFI_SIMPLE_NETWORK_PROTOCOL *Snp;
- EFI_MAC_ADDRESS *MCastFilter;
- UINT32 MCastFilterCnt;
- UINT32 EnableFilterBits;
- UINT32 DisableFilterBits;
- BOOLEAN ResetMCastFilters;
- LIST_ENTRY *Entry;
- UINT32 Index;
- MNP_GROUP_ADDRESS *GroupAddress;
-
- NET_CHECK_SIGNATURE (MnpServiceData, MNP_SERVICE_DATA_SIGNATURE);
-
- Snp = MnpServiceData->Snp;
-
- //
- // Initialize the enable filter and disable filter.
- //
- EnableFilterBits = 0;
- DisableFilterBits = Snp->Mode->ReceiveFilterMask;
-
- if (MnpServiceData->UnicastCount != 0) {
- //
- // Enable unicast if any instance wants to receive unicast.
- //
- EnableFilterBits |= EFI_SIMPLE_NETWORK_RECEIVE_UNICAST;
- }
-
- if (MnpServiceData->BroadcastCount != 0) {
- //
- // Enable broadcast if any instance wants to receive broadcast.
- //
- EnableFilterBits |= EFI_SIMPLE_NETWORK_RECEIVE_BROADCAST;
- }
-
- MCastFilter = NULL;
- MCastFilterCnt = 0;
- ResetMCastFilters = TRUE;
-
- if ((MnpServiceData->MulticastCount != 0) && (MnpServiceData->GroupAddressCount != 0)) {
- //
- // There are instances configured to receive multicast and already some group
- // addresses are joined.
- //
-
- ResetMCastFilters = FALSE;
-
- if (MnpServiceData->GroupAddressCount <= Snp->Mode->MaxMCastFilterCount) {
- //
- // The joind group address is less than simple network's maximum count.
- // Just configure the snp to do the multicast filtering.
- //
-
- EnableFilterBits |= EFI_SIMPLE_NETWORK_RECEIVE_MULTICAST;
-
- //
- // Allocate pool for the mulicast addresses.
- //
- MCastFilterCnt = MnpServiceData->GroupAddressCount;
- MCastFilter = AllocatePool (sizeof (EFI_MAC_ADDRESS) * MCastFilterCnt);
- if (MCastFilter == NULL) {
-
- DEBUG ((EFI_D_ERROR, "MnpConfigReceiveFilters: Failed to allocate memory resource for MCastFilter.\n"));
- return EFI_OUT_OF_RESOURCES;
- }
-
- //
- // Fill the multicast HW address buffer.
- //
- Index = 0;
- NET_LIST_FOR_EACH (Entry, &MnpServiceData->GroupAddressList) {
-
- GroupAddress = NET_LIST_USER_STRUCT (Entry, MNP_GROUP_ADDRESS, AddrEntry);
- CopyMem (MCastFilter + Index, &GroupAddress->Address, sizeof (*(MCastFilter + Index)));
- Index++;
-
- ASSERT (Index <= MCastFilterCnt);
- }
- } else {
- //
- // The maximum multicast is reached, set the filter to be promiscuous
- // multicast.
- //
-
- if (Snp->Mode->ReceiveFilterMask & EFI_SIMPLE_NETWORK_RECEIVE_PROMISCUOUS_MULTICAST) {
- EnableFilterBits |= EFI_SIMPLE_NETWORK_RECEIVE_PROMISCUOUS_MULTICAST;
- } else {
- //
- // Either MULTICAST or PROMISCUOUS_MULTICAST is not supported by Snp,
- // set the NIC to be promiscuous although this will tremendously degrade
- // the performance.
- //
- EnableFilterBits |= EFI_SIMPLE_NETWORK_RECEIVE_PROMISCUOUS;
- }
- }
- }
-
- if (MnpServiceData->PromiscuousCount != 0) {
- //
- // Enable promiscuous if any instance wants to receive promiscuous.
- //
- EnableFilterBits |= EFI_SIMPLE_NETWORK_RECEIVE_PROMISCUOUS;
- }
-
- //
- // Set the disable filter.
- //
- DisableFilterBits ^= EnableFilterBits;
-
- //
- // Configure the receive filters of SNP.
- //
- Status = Snp->ReceiveFilters (
- Snp,
- EnableFilterBits,
- DisableFilterBits,
- ResetMCastFilters,
- MCastFilterCnt,
- MCastFilter
- );
- DEBUG_CODE (
- if (EFI_ERROR (Status)) {
-
- DEBUG (
- (EFI_D_ERROR,
- "MnpConfigReceiveFilters: Snp->ReceiveFilters failed, %r.\n",
- Status)
- );
- }
- );
-
- if (MCastFilter != NULL) {
- //
- // Free the buffer used to hold the group addresses.
- //
- gBS->FreePool (MCastFilter);
- }
-
- return Status;
-}
-
/**
Add a group address control block which controls the MacAddress for
|