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1. Add DPC protocol and DpcLib library in MdeModulePkg.

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2. Add DpcDxe module and DxeDpcLib module in MdeModulePkg
3. Port network stack module to use DPC.
4. Use MIN, and MAX defined in MdePkg to replace NET_MIN and NET_MAX.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@4307 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
vanjeff
2007-11-20 05:42:23 +00:00
parent 04e12c2147
commit 36ee91ca36
48 changed files with 1835 additions and 543 deletions
Download Patch File Download Diff File Expand all files Collapse all files

165
MdeModulePkg/Universal/Network/Ip4Dxe/Ip4If.c
View File

@@ -29,6 +29,13 @@ Abstract:
//
STATIC EFI_MAC_ADDRESS mZeroMacAddress;
STATIC
VOID
EFIAPI
Ip4OnFrameSentDpc (
IN VOID *Context
);
STATIC
VOID
EFIAPI
@@ -37,6 +44,13 @@ Ip4OnFrameSent (
IN VOID *Context
);
STATIC
VOID
EFIAPI
Ip4OnArpResolvedDpc (
IN VOID *Context
);
STATIC
VOID
EFIAPI
@@ -45,6 +59,13 @@ Ip4OnArpResolved (
IN VOID *Context
);
STATIC
VOID
EFIAPI
Ip4OnFrameReceivedDpc (
IN VOID *Context
);
STATIC
VOID
EFIAPI
@@ -116,7 +137,7 @@ Ip4WrapLinkTxToken (
Status = gBS->CreateEvent (
EVT_NOTIFY_SIGNAL,
TPL_CALLBACK,
NET_TPL_EVENT,
Ip4OnFrameSent,
Token,
&MnpToken->Event
@@ -201,7 +222,7 @@ Ip4CreateArpQue (
Status = gBS->CreateEvent (
EVT_NOTIFY_SIGNAL,
TPL_CALLBACK,
NET_TPL_EVENT,
Ip4OnArpResolved,
ArpQue,
&ArpQue->OnResolved
@@ -289,7 +310,7 @@ Ip4CreateLinkRxToken (
Status = gBS->CreateEvent (
EVT_NOTIFY_SIGNAL,
TPL_CALLBACK,
NET_TPL_EVENT,
Ip4OnFrameReceived,
Token,
&MnpToken->Event
@@ -404,10 +425,7 @@ Ip4CancelFrames (
Ip4CancelFrameArp (ArpQue, IoStatus, FrameToCancel, Context);
if (NetListIsEmpty (&ArpQue->Frames)) {
NetListRemoveEntry (Entry);
Interface->Arp->Cancel (Interface->Arp, &ArpQue->Ip, ArpQue->OnResolved);
Ip4FreeArpQue (ArpQue, EFI_ABORTED);
}
}
@@ -419,11 +437,7 @@ Ip4CancelFrames (
Token = NET_LIST_USER_STRUCT (Entry, IP4_LINK_TX_TOKEN, Link);
if ((FrameToCancel == NULL) || FrameToCancel (Token, Context)) {
NetListRemoveEntry (Entry);
Interface->Mnp->Cancel (Interface->Mnp, &Token->MnpToken);
Token->CallBack (Token->IpInstance, Token->Packet, IoStatus, 0, Token->Context);
Ip4FreeLinkTxToken (Token);
}
}
}
@@ -540,7 +554,7 @@ Ip4SetAddress (
Type = NetGetIpClass (IpAddr);
Len = NetGetMaskLength (SubnetMask);
Netmask = mIp4AllMasks[NET_MIN (Len, Type << 3)];
Netmask = mIp4AllMasks[MIN (Len, Type << 3)];
Interface->NetBrdcast = (IpAddr | ~Netmask);
//
@@ -747,7 +761,6 @@ Ip4FreeInterface (
all the queued frame if the ARP requests failed. Or transmit them
if the request succeed.
@param Event The Arp request event
@param Context The context of the callback, a point to the ARP
queue
@@ -757,8 +770,7 @@ Ip4FreeInterface (
STATIC
VOID
EFIAPI
Ip4OnArpResolved (
IN EFI_EVENT Event,
Ip4OnArpResolvedDpc (
IN VOID *Context
)
{
@@ -798,27 +810,64 @@ Ip4OnArpResolved (
Token = NET_LIST_USER_STRUCT (Entry, IP4_LINK_TX_TOKEN, Link);
CopyMem (&Token->DstMac, &ArpQue->Mac, sizeof (Token->DstMac));
Status = Interface->Mnp->Transmit (Interface->Mnp, &Token->MnpToken);
//
// Insert the tx token before transmitting it via MNP as the FrameSentDpc
// may be called before Mnp->Transmit returns which will remove this tx
// token from the SentFrames list. Remove it from the list if the returned
// Status of Mnp->Transmit is not EFI_SUCCESS as in this case the
// FrameSentDpc won't be queued.
//
NetListInsertTail (&Interface->SentFrames, &Token->Link);
Status = Interface->Mnp->Transmit (Interface->Mnp, &Token->MnpToken);
if (EFI_ERROR (Status)) {
NetListRemoveEntry (Entry);
Token->CallBack (Token->IpInstance, Token->Packet, Status, 0, Token->Context);
Ip4FreeLinkTxToken (Token);
continue;
}
NetListInsertTail (&Interface->SentFrames, &Token->Link);
}
Ip4FreeArpQue (ArpQue, EFI_SUCCESS);
}
STATIC
VOID
EFIAPI
Ip4OnArpResolved (
IN EFI_EVENT Event,
IN VOID *Context
)
/*++
Routine Description:
Request Ip4OnArpResolvedDpc as a DPC at TPL_CALLBACK
Arguments:
Event - The Arp request event
Context - The context of the callback, a point to the ARP queue
Returns:
None
--*/
{
//
// Request Ip4OnArpResolvedDpc as a DPC at TPL_CALLBACK
//
NetLibQueueDpc (TPL_CALLBACK, Ip4OnArpResolvedDpc, Context);
}
/**
Callback funtion when frame transmission is finished. It will
call the frame owner's callback function to tell it the result.
@param Event The transmit token's event
@param Context Context which is point to the token.
@return None.
@@ -827,8 +876,7 @@ Ip4OnArpResolved (
STATIC
VOID
EFIAPI
Ip4OnFrameSent (
IN EFI_EVENT Event,
Ip4OnFrameSentDpc (
IN VOID *Context
)
{
@@ -850,6 +898,36 @@ Ip4OnFrameSent (
Ip4FreeLinkTxToken (Token);
}
STATIC
VOID
EFIAPI
Ip4OnFrameSent (
IN EFI_EVENT Event,
IN VOID *Context
)
/*++
Routine Description:
Request Ip4OnFrameSentDpc as a DPC at TPL_CALLBACK
Arguments:
Event - The transmit token's event
Context - Context which is point to the token.
Returns:
None.
--*/
{
//
// Request Ip4OnFrameSentDpc as a DPC at TPL_CALLBACK
//
NetLibQueueDpc (TPL_CALLBACK, Ip4OnFrameSentDpc, Context);
}
/**
@@ -983,13 +1061,17 @@ Ip4SendFrame (
return EFI_SUCCESS;
SEND_NOW:
//
// Insert the tx token into the SentFrames list before calling Mnp->Transmit.
// Remove it if the returned status is not EFI_SUCCESS.
//
NetListInsertTail (&Interface->SentFrames, &Token->Link);
Status = Interface->Mnp->Transmit (Interface->Mnp, &Token->MnpToken);
if (EFI_ERROR (Status)) {
NetListRemoveEntry (&Interface->SentFrames);
goto ON_ERROR;
}
NetListInsertTail (&Interface->SentFrames, &Token->Link);
return EFI_SUCCESS;
ON_ERROR:
@@ -1031,7 +1113,6 @@ Ip4RecycleFrame (
again call the Ip4RecycleFrame to signal MNP's event and free
the token used.
@param Event The receive event delivered to MNP for receive.
@param Context Context for the callback.
@return None.
@@ -1040,8 +1121,7 @@ Ip4RecycleFrame (
STATIC
VOID
EFIAPI
Ip4OnFrameReceived (
IN EFI_EVENT Event,
Ip4OnFrameReceivedDpc (
IN VOID *Context
)
{
@@ -1096,6 +1176,36 @@ Ip4OnFrameReceived (
Token->CallBack (Token->IpInstance, Packet, EFI_SUCCESS, Flag, Token->Context);
}
STATIC
VOID
EFIAPI
Ip4OnFrameReceived (
IN EFI_EVENT Event,
IN VOID *Context
)
/*++
Routine Description:
Request Ip4OnFrameReceivedDpc as a DPC at TPL_CALLBACK
Arguments:
Event - The receive event delivered to MNP for receive.
Context - Context for the callback.
Returns:
None.
--*/
{
//
// Request Ip4OnFrameReceivedDpc as a DPC at TPL_CALLBACK
//
NetLibQueueDpc (TPL_CALLBACK, Ip4OnFrameReceivedDpc, Context);
}
/**
Request to receive the packet from the interface.
@@ -1134,13 +1244,12 @@ Ip4ReceiveFrame (
return EFI_OUT_OF_RESOURCES;
}
Interface->RecvRequest = Token;
Status = Interface->Mnp->Receive (Interface->Mnp, &Token->MnpToken);
if (EFI_ERROR (Status)) {
Interface->RecvRequest = NULL;
Ip4FreeFrameRxToken (Token);
return Status;
}
Interface->RecvRequest = Token;
return EFI_SUCCESS;
}