diff options
| author | jljusten <jljusten@6f19259b-4bc3-4df7-8a09-765794883524> | 2011-06-28 16:47:23 +0000 |
|---|---|---|
| committer | jljusten <jljusten@6f19259b-4bc3-4df7-8a09-765794883524> | 2011-06-28 16:47:23 +0000 |
| commit | bb89ec1a7ec2f8d35033df9e47b3604925da3bd3 (patch) | |
| tree | 32d38e02ccab98dbac4c3014a12ac365775e8eb3 /InOsEmuPkg/EmuSnpDxe/EmuSnpDxe.c | |
| parent | d3e0289ccf641481f2cbdcbb0d5868c393b7edbb (diff) | |
| download | edk2-platforms-bb89ec1a7ec2f8d35033df9e47b3604925da3bd3.tar.xz | |
InOsEmuPkg: Rename package to EmulatorPkg & Sec to Host
* Rename InOsEmuPkg to EmulatorPkg
* Rename Unix/Sec to Unix/Host
Signed-off-by: jljusten
Reviewed-by: andrewfish
Reviewed-by: geekboy15a
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@11918 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'InOsEmuPkg/EmuSnpDxe/EmuSnpDxe.c')
| -rw-r--r-- | InOsEmuPkg/EmuSnpDxe/EmuSnpDxe.c | 958 |
1 files changed, 0 insertions, 958 deletions
diff --git a/InOsEmuPkg/EmuSnpDxe/EmuSnpDxe.c b/InOsEmuPkg/EmuSnpDxe/EmuSnpDxe.c deleted file mode 100644 index 4432218b51..0000000000 --- a/InOsEmuPkg/EmuSnpDxe/EmuSnpDxe.c +++ /dev/null @@ -1,958 +0,0 @@ -/** @file
-
- Copyright (c) 2010, Apple, Inc. All rights reserved.<BR>
- Copyright (c) 2011, Intel Corporation. All rights reserved.<BR>
-
- This program and the accompanying materials
- are licensed and made available under the terms and conditions of the BSD License
- which accompanies this distribution. The full text of the license may be found at
- http://opensource.org/licenses/bsd-license.php
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-Module Name:
-
- EmuSnp.c
-
-Abstract:
-
--**/
-
-#include "EmuSnpDxe.h"
-
-
-
-EFI_SIMPLE_NETWORK_PROTOCOL gEmuSnpTemplate = {
- EFI_SIMPLE_NETWORK_PROTOCOL_REVISION,
- EmuSnpStart,
- EmuSnpStop,
- EmuSnpInitialize,
- EmuSnpReset,
- EmuSnpShutdown,
- EmuSnpReceiveFilters,
- EmuSnpStationAddress,
- EmuSnpStatistics,
- EmuSnpMcastIptoMac,
- EmuSnpNvdata,
- EmuSnpGetStatus,
- EmuSnpTransmit,
- EmuSnpReceive,
- NULL, // WaitForPacket
- NULL // Mode
- };
-
-
-
-
-/**
- Changes the state of a network interface from "stopped" to "started".
-
- @param This Protocol instance pointer.
-
- @retval EFI_SUCCESS Always succeeds.
-
-**/
-EFI_STATUS
-EFIAPI
-EmuSnpStart(
- IN EFI_SIMPLE_NETWORK_PROTOCOL *This
- )
-{
- EFI_STATUS Status;
- EMU_SNP_PRIVATE_DATA *Private;
-
- Private = EMU_SNP_PRIVATE_DATA_FROM_SNP_THIS (This);
-
- Status = Private->Io->Start (Private->Io);
- return Status;
-}
-
-
-/**
- Changes the state of a network interface from "started" to "stopped".
-
- @param This Protocol instance pointer.
-
- @retval EFI_SUCCESS Always succeeds.
-
-**/
-EFI_STATUS
-EFIAPI
-EmuSnpStop (
- IN EFI_SIMPLE_NETWORK_PROTOCOL *This
- )
-{
- EFI_STATUS Status;
- EMU_SNP_PRIVATE_DATA *Private;
-
- Private = EMU_SNP_PRIVATE_DATA_FROM_SNP_THIS (This);
-
- Status = Private->Io->Stop (Private->Io);
- return Status;
-}
-
-
-/**
- Resets a network adapter and allocates the transmit and receive buffers
- required by the network interface; optionally, also requests allocation
- of additional transmit and receive buffers.
-
- @param This Protocol instance pointer.
- @param ExtraRxBufferSize The size, in bytes, of the extra receive buffer space
- that the driver should allocate for the network interface.
- Some network interfaces will not be able to use the extra
- buffer, and the caller will not know if it is actually
- being used.
- @param ExtraTxBufferSize The size, in bytes, of the extra transmit buffer space
- that the driver should allocate for the network interface.
- Some network interfaces will not be able to use the extra
- buffer, and the caller will not know if it is actually
- being used.
-
- @retval EFI_SUCCESS Always succeeds.
-
-**/
-EFI_STATUS
-EFIAPI
-EmuSnpInitialize (
- IN EFI_SIMPLE_NETWORK_PROTOCOL *This,
- IN UINTN ExtraRxBufferSize OPTIONAL,
- IN UINTN ExtraTxBufferSize OPTIONAL
- )
-{
- EFI_STATUS Status;
- EMU_SNP_PRIVATE_DATA *Private;
-
- Private = EMU_SNP_PRIVATE_DATA_FROM_SNP_THIS (This);
-
- Status = Private->Io->Initialize (Private->Io, ExtraRxBufferSize, ExtraTxBufferSize);
- return Status;
-}
-
-/**
- Resets a network adapter and re-initializes it with the parameters that were
- provided in the previous call to Initialize().
-
- @param This Protocol instance pointer.
- @param ExtendedVerification Indicates that the driver may perform a more
- exhaustive verification operation of the device
- during reset.
-
- @retval EFI_SUCCESS Always succeeds.
-
-**/
-EFI_STATUS
-EFIAPI
-EmuSnpReset (
- IN EFI_SIMPLE_NETWORK_PROTOCOL *This,
- IN BOOLEAN ExtendedVerification
- )
-{
- EFI_STATUS Status;
- EMU_SNP_PRIVATE_DATA *Private;
-
- Private = EMU_SNP_PRIVATE_DATA_FROM_SNP_THIS (This);
-
- Status = Private->Io->Reset (Private->Io, ExtendedVerification);
- return Status;
-}
-
-/**
- Resets a network adapter and leaves it in a state that is safe for
- another driver to initialize.
-
- @param This Protocol instance pointer.
-
- @retval EFI_SUCCESS Always succeeds.
-
-**/
-EFI_STATUS
-EFIAPI
-EmuSnpShutdown (
- IN EFI_SIMPLE_NETWORK_PROTOCOL *This
- )
-{
- EFI_STATUS Status;
- EMU_SNP_PRIVATE_DATA *Private;
-
- Private = EMU_SNP_PRIVATE_DATA_FROM_SNP_THIS (This);
-
- Status = Private->Io->Shutdown (Private->Io);
- return Status;
-}
-
-/**
- Manages the multicast receive filters of a network interface.
-
- @param This Protocol instance pointer.
- @param EnableBits A bit mask of receive filters to enable on the network interface.
- @param DisableBits A bit mask of receive filters to disable on the network interface.
- @param ResetMcastFilter Set to TRUE to reset the contents of the multicast receive
- filters on the network interface to their default values.
- @param McastFilterCount Number of multicast HW MAC addresses in the new
- MCastFilter list. This value must be less than or equal to
- the MCastFilterCnt field of EFI_SIMPLE_NETWORK_MODE. This
- field is optional if ResetMCastFilter is TRUE.
- @param McastFilter A pointer to a list of new multicast receive filter HW MAC
- addresses. This list will replace any existing multicast
- HW MAC address list. This field is optional if
- ResetMCastFilter is TRUE.
-
- @retval EFI_SUCCESS The multicast receive filter list was updated.
- @retval EFI_DEVICE_ERROR The command could not be sent to the network interface.
-
-**/
-EFI_STATUS
-EFIAPI
-EmuSnpReceiveFilters (
- IN EFI_SIMPLE_NETWORK_PROTOCOL *This,
- IN UINT32 EnableBits,
- IN UINT32 DisableBits,
- IN BOOLEAN ResetMcastFilter,
- IN UINTN McastFilterCount OPTIONAL,
- IN EFI_MAC_ADDRESS *McastFilter OPTIONAL
- )
-{
- EFI_STATUS Status;
- EMU_SNP_PRIVATE_DATA *Private;
-
- Private = EMU_SNP_PRIVATE_DATA_FROM_SNP_THIS (This);
-
- Status = Private->Io->ReceiveFilters (
- Private->Io,
- EnableBits,
- DisableBits,
- ResetMcastFilter,
- McastFilterCount,
- McastFilter
- );
- return Status;
-}
-
-/**
- Modifies or resets the current station address, if supported.
-
- @param This Protocol instance pointer.
- @param Reset Flag used to reset the station address to the network interfaces
- permanent address.
- @param NewMacAddr New station address to be used for the network interface.
-
- @retval EFI_UNSUPPORTED Not supported yet.
-
-**/
-EFI_STATUS
-EFIAPI
-EmuSnpStationAddress (
- IN EFI_SIMPLE_NETWORK_PROTOCOL *This,
- IN BOOLEAN Reset,
- IN EFI_MAC_ADDRESS *NewMacAddr OPTIONAL
- )
-{
- EFI_STATUS Status;
- EMU_SNP_PRIVATE_DATA *Private;
-
- Private = EMU_SNP_PRIVATE_DATA_FROM_SNP_THIS (This);
-
- Status = Private->Io->StationAddress (Private->Io, Reset, NewMacAddr);
- return Status;
-}
-
-/**
- Resets or collects the statistics on a network interface.
-
- @param This Protocol instance pointer.
- @param Reset Set to TRUE to reset the statistics for the network interface.
- @param StatisticsSize On input the size, in bytes, of StatisticsTable. On
- output the size, in bytes, of the resulting table of
- statistics.
- @param StatisticsTable A pointer to the EFI_NETWORK_STATISTICS structure that
- contains the statistics.
-
- @retval EFI_SUCCESS The statistics were collected from the network interface.
- @retval EFI_NOT_STARTED The network interface has not been started.
- @retval EFI_BUFFER_TOO_SMALL The Statistics buffer was too small. The current buffer
- size needed to hold the statistics is returned in
- StatisticsSize.
- @retval EFI_UNSUPPORTED Not supported yet.
-
-**/
-EFI_STATUS
-EFIAPI
-EmuSnpStatistics (
- IN EFI_SIMPLE_NETWORK_PROTOCOL *This,
- IN BOOLEAN Reset,
- IN OUT UINTN *StatisticsSize OPTIONAL,
- OUT EFI_NETWORK_STATISTICS *StatisticsTable OPTIONAL
- )
-{
- EFI_STATUS Status;
- EMU_SNP_PRIVATE_DATA *Private;
-
- Private = EMU_SNP_PRIVATE_DATA_FROM_SNP_THIS (This);
-
- Status = Private->Io->Statistics (Private->Io, Reset, StatisticsSize, StatisticsTable);
- return Status;
-}
-
-/**
- Converts a multicast IP address to a multicast HW MAC address.
-
- @param This Protocol instance pointer.
- @param Ipv6 Set to TRUE if the multicast IP address is IPv6 [RFC 2460]. Set
- to FALSE if the multicast IP address is IPv4 [RFC 791].
- @param Ip The multicast IP address that is to be converted to a multicast
- HW MAC address.
- @param Mac The multicast HW MAC address that is to be generated from IP.
-
- @retval EFI_SUCCESS The multicast IP address was mapped to the multicast
- HW MAC address.
- @retval EFI_NOT_STARTED The network interface has not been started.
- @retval EFI_BUFFER_TOO_SMALL The Statistics buffer was too small. The current buffer
- size needed to hold the statistics is returned in
- StatisticsSize.
- @retval EFI_UNSUPPORTED Not supported yet.
-
-**/
-EFI_STATUS
-EFIAPI
-EmuSnpMcastIptoMac (
- IN EFI_SIMPLE_NETWORK_PROTOCOL *This,
- IN BOOLEAN Ipv6,
- IN EFI_IP_ADDRESS *Ip,
- OUT EFI_MAC_ADDRESS *Mac
- )
-{
- EFI_STATUS Status;
- EMU_SNP_PRIVATE_DATA *Private;
-
- Private = EMU_SNP_PRIVATE_DATA_FROM_SNP_THIS (This);
-
- Status = Private->Io->MCastIpToMac (Private->Io, Ipv6, Ip, Mac);
- return Status;
-}
-
-
-/**
- Performs read and write operations on the NVRAM device attached to a
- network interface.
-
- @param This Protocol instance pointer.
- @param ReadOrWrite TRUE for read operations, FALSE for write operations.
- @param Offset Byte offset in the NVRAM device at which to start the read or
- write operation. This must be a multiple of NvRamAccessSize and
- less than NvRamSize.
- @param BufferSize The number of bytes to read or write from the NVRAM device.
- This must also be a multiple of NvramAccessSize.
- @param Buffer A pointer to the data buffer.
-
- @retval EFI_UNSUPPORTED Not supported yet.
-
-**/
-EFI_STATUS
-EFIAPI
-EmuSnpNvdata (
- IN EFI_SIMPLE_NETWORK_PROTOCOL *This,
- IN BOOLEAN ReadOrWrite,
- IN UINTN Offset,
- IN UINTN BufferSize,
- IN OUT VOID *Buffer
- )
-{
- EFI_STATUS Status;
- EMU_SNP_PRIVATE_DATA *Private;
-
- Private = EMU_SNP_PRIVATE_DATA_FROM_SNP_THIS (This);
-
- Status = Private->Io->NvData (Private->Io, ReadOrWrite, Offset, BufferSize, Buffer);
- return Status;
-}
-
-
-/**
- Reads the current interrupt status and recycled transmit buffer status from
- a network interface.
-
- @param This Protocol instance pointer.
- @param InterruptStatus A pointer to the bit mask of the currently active interrupts
- If this is NULL, the interrupt status will not be read from
- the device. If this is not NULL, the interrupt status will
- be read from the device. When the interrupt status is read,
- it will also be cleared. Clearing the transmit interrupt
- does not empty the recycled transmit buffer array.
- @param TxBuffer Recycled transmit buffer address. The network interface will
- not transmit if its internal recycled transmit buffer array
- is full. Reading the transmit buffer does not clear the
- transmit interrupt. If this is NULL, then the transmit buffer
- status will not be read. If there are no transmit buffers to
- recycle and TxBuf is not NULL, * TxBuf will be set to NULL.
-
- @retval EFI_SUCCESS Always succeeds.
-
-**/
-EFI_STATUS
-EFIAPI
-EmuSnpGetStatus (
- IN EFI_SIMPLE_NETWORK_PROTOCOL *This,
- OUT UINT32 *InterruptStatus,
- OUT VOID **TxBuffer
- )
-{
- EFI_STATUS Status;
- EMU_SNP_PRIVATE_DATA *Private;
-
- Private = EMU_SNP_PRIVATE_DATA_FROM_SNP_THIS (This);
-
- Status = Private->Io->GetStatus (Private->Io, InterruptStatus, TxBuffer);
- return Status;
-}
-
-
-/**
- Places a packet in the transmit queue of a network interface.
-
- @param This Protocol instance pointer.
- @param HeaderSize The size, in bytes, of the media header to be filled in by
- the Transmit() function. If HeaderSize is non-zero, then it
- must be equal to This->Mode->MediaHeaderSize and the DestAddr
- and Protocol parameters must not be NULL.
- @param BufferSize The size, in bytes, of the entire packet (media header and
- data) to be transmitted through the network interface.
- @param Buffer A pointer to the packet (media header followed by data) to be
- transmitted. This parameter cannot be NULL. If HeaderSize is zero,
- then the media header in Buffer must already be filled in by the
- caller. If HeaderSize is non-zero, then the media header will be
- filled in by the Transmit() function.
- @param SrcAddr The source HW MAC address. If HeaderSize is zero, then this parameter
- is ignored. If HeaderSize is non-zero and SrcAddr is NULL, then
- This->Mode->CurrentAddress is used for the source HW MAC address.
- @param DestAddr The destination HW MAC address. If HeaderSize is zero, then this
- parameter is ignored.
- @param Protocol The type of header to build. If HeaderSize is zero, then this
- parameter is ignored. See RFC 1700, section "Ether Types", for
- examples.
-
- @retval EFI_SUCCESS The packet was placed on the transmit queue.
- @retval EFI_DEVICE_ERROR The command could not be sent to the network interface.
- @retval EFI_INVALID_PARAMETER One or more of the parameters has an unsupported value.
- @retval EFI_NOT_STARTED The network interface has not been started.
-
-**/
-EFI_STATUS
-EFIAPI
-EmuSnpTransmit (
- IN EFI_SIMPLE_NETWORK_PROTOCOL *This,
- IN UINTN HeaderSize,
- IN UINTN BufferSize,
- IN VOID* Buffer,
- IN EFI_MAC_ADDRESS *SrcAddr OPTIONAL,
- IN EFI_MAC_ADDRESS *DestAddr OPTIONAL,
- IN UINT16 *Protocol OPTIONAL
- )
-{
- EFI_STATUS Status;
- EMU_SNP_PRIVATE_DATA *Private;
-
- Private = EMU_SNP_PRIVATE_DATA_FROM_SNP_THIS (This);
-
- Status = Private->Io->Transmit (
- Private->Io,
- HeaderSize,
- BufferSize,
- Buffer,
- SrcAddr,
- DestAddr,
- Protocol
- );
- return Status;
-}
-
-/**
- Receives a packet from a network interface.
-
- @param This Protocol instance pointer.
- @param HeaderSize The size, in bytes, of the media header received on the network
- interface. If this parameter is NULL, then the media header size
- will not be returned.
- @param BuffSize On entry, the size, in bytes, of Buffer. On exit, the size, in
- bytes, of the packet that was received on the network interface.
- @param Buffer A pointer to the data buffer to receive both the media header and
- the data.
- @param SourceAddr The source HW MAC address. If this parameter is NULL, the
- HW MAC source address will not be extracted from the media
- header.
- @param DestinationAddr The destination HW MAC address. If this parameter is NULL,
- the HW MAC destination address will not be extracted from the
- media header.
- @param Protocol The media header type. If this parameter is NULL, then the
- protocol will not be extracted from the media header. See
- RFC 1700 section "Ether Types" for examples.
-
- @retval EFI_SUCCESS The received data was stored in Buffer, and BufferSize has
- been updated to the number of bytes received.
- @retval EFI_NOT_READY The network interface is too busy to accept this transmit
- request.
- @retval EFI_NOT_STARTED The network interface has not been started.
- @retval EFI_BUFFER_TOO_SMALL The BufferSize parameter is too small.
- @retval EFI_DEVICE_ERROR The command could not be sent to the network interface.
-
-**/
-EFI_STATUS
-EFIAPI
-EmuSnpReceive (
- IN EFI_SIMPLE_NETWORK_PROTOCOL *This,
- OUT UINTN *HeaderSize OPTIONAL,
- IN OUT UINTN *BuffSize,
- OUT VOID *Buffer,
- OUT EFI_MAC_ADDRESS *SourceAddr OPTIONAL,
- OUT EFI_MAC_ADDRESS *DestinationAddr OPTIONAL,
- OUT UINT16 *Protocol OPTIONAL
- )
-{
- EFI_STATUS Status;
- EMU_SNP_PRIVATE_DATA *Private;
-
- Private = EMU_SNP_PRIVATE_DATA_FROM_SNP_THIS (This);
-
- Status = Private->Io->Receive (
- Private->Io,
- HeaderSize,
- BuffSize,
- Buffer,
- SourceAddr,
- DestinationAddr,
- Protocol
- );
- return Status;
-}
-
-
-
-/**
- Test to see if this driver supports ControllerHandle. This service
- is called by the EFI boot service ConnectController(). In
- order to make drivers as small as possible, there are a few calling
- restrictions for this service. ConnectController() must
- follow these calling restrictions. If any other agent wishes to call
- Supported() it must also follow these calling restrictions.
-
- @param This Protocol instance pointer.
- @param ControllerHandle Handle of device to test
- @param RemainingDevicePath Optional parameter use to pick a specific child
- device to start.
-
- @retval EFI_SUCCESS This driver supports this device
- @retval EFI_UNSUPPORTED This driver does not support this device
-
-**/
-EFI_STATUS
-EFIAPI
-EmuSnpDriverBindingSupported (
- IN EFI_DRIVER_BINDING_PROTOCOL *This,
- IN EFI_HANDLE ControllerHandle,
- IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL
- )
-{
- EFI_STATUS Status;
- EMU_IO_THUNK_PROTOCOL *EmuIoThunk;
- MAC_ADDR_DEVICE_PATH *Node;
- EFI_DEVICE_PATH_PROTOCOL *ParentDevicePath;
-
- if (RemainingDevicePath != NULL) {
- if (!IsDevicePathEnd (RemainingDevicePath)) {
- Node = (MAC_ADDR_DEVICE_PATH *)RemainingDevicePath;
- if (Node->Header.Type != MESSAGING_DEVICE_PATH ||
- Node->Header.SubType != MSG_MAC_ADDR_DP) {
- // If the remaining device path does not match we don't support the request
- return EFI_UNSUPPORTED;
- }
- }
- }
-
-
- //
- // Open the IO Abstraction(s) needed to perform the supported test
- //
- Status = gBS->OpenProtocol (
- ControllerHandle,
- &gEmuIoThunkProtocolGuid,
- (VOID **)&EmuIoThunk,
- This->DriverBindingHandle,
- ControllerHandle,
- EFI_OPEN_PROTOCOL_BY_DRIVER
- );
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- //
- // Make sure GUID is for a File System handle.
- //
- Status = EFI_UNSUPPORTED;
- if (CompareGuid (EmuIoThunk->Protocol, &gEmuSnpProtocolGuid)) {
- Status = EFI_SUCCESS;
- }
-
- //
- // Close the I/O Abstraction(s) used to perform the supported test
- //
- gBS->CloseProtocol (
- ControllerHandle,
- &gEmuIoThunkProtocolGuid,
- This->DriverBindingHandle,
- ControllerHandle
- );
-
-
- //
- // Open the EFI Device Path protocol needed to perform the supported test
- //
- Status = gBS->OpenProtocol (
- ControllerHandle,
- &gEfiDevicePathProtocolGuid,
- (VOID **) &ParentDevicePath,
- This->DriverBindingHandle,
- ControllerHandle,
- EFI_OPEN_PROTOCOL_BY_DRIVER
- );
- if (Status == EFI_ALREADY_STARTED) {
- return EFI_SUCCESS;
- }
-
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- //
- // Close protocol, don't use device path protocol in the Support() function
- //
- gBS->CloseProtocol (
- ControllerHandle,
- &gEfiDevicePathProtocolGuid,
- This->DriverBindingHandle,
- ControllerHandle
- );
-
- return Status;
-}
-
-
-/**
- Start this driver on ControllerHandle. This service is called by the
- EFI boot service ConnectController(). In order to make
- drivers as small as possible, there are a few calling restrictions for
- this service. ConnectController() must follow these
- calling restrictions. If any other agent wishes to call Start() it
- must also follow these calling restrictions.
-
- @param This Protocol instance pointer.
- @param ControllerHandle Handle of device to bind driver to
- @param RemainingDevicePath Optional parameter use to pick a specific child
- device to start.
-
- @retval EFI_SUCCESS Always succeeds.
-
-**/
-EFI_STATUS
-EFIAPI
-EmuSnpDriverBindingStart (
- IN EFI_DRIVER_BINDING_PROTOCOL *This,
- IN EFI_HANDLE ControllerHandle,
- IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL
- )
-{
- EFI_STATUS Status;
- EMU_IO_THUNK_PROTOCOL *EmuIoThunk;
- EMU_SNP_PRIVATE_DATA *Private;
- MAC_ADDR_DEVICE_PATH Node;
- EFI_DEVICE_PATH_PROTOCOL *ParentDevicePath;
-
- Private = NULL;
-
- //
- // Grab the protocols we need
- //
- Status = gBS->OpenProtocol(
- ControllerHandle,
- &gEfiDevicePathProtocolGuid,
- ( VOID ** ) &ParentDevicePath,
- This->DriverBindingHandle,
- ControllerHandle,
- EFI_OPEN_PROTOCOL_BY_DRIVER
- );
- if (EFI_ERROR (Status) && Status) {
- return Status;
- }
-
- Status = gBS->OpenProtocol (
- ControllerHandle,
- &gEmuIoThunkProtocolGuid,
- (VOID **)&EmuIoThunk,
- This->DriverBindingHandle,
- ControllerHandle,
- EFI_OPEN_PROTOCOL_BY_DRIVER
- );
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- if (!CompareGuid (EmuIoThunk->Protocol, &gEmuSnpProtocolGuid)) {
- return EFI_UNSUPPORTED;
- }
-
- Status = EmuIoThunk->Open (EmuIoThunk);
- if (EFI_ERROR (Status)) {
- goto Done;
- }
-
- //
- // Allocate the private data.
- //
- Private = AllocateZeroPool (sizeof (EMU_SNP_PRIVATE_DATA));
- if (Private == NULL) {
- Status = EFI_OUT_OF_RESOURCES;
- goto Done;
- }
-
- CopyMem (&Private->Snp, &gEmuSnpTemplate, sizeof (EFI_SIMPLE_NETWORK_PROTOCOL));
-
- Private->Signature = EMU_SNP_PRIVATE_DATA_SIGNATURE;
- Private->IoThunk = EmuIoThunk;
- Private->Io = EmuIoThunk->Interface;
- Private->EfiHandle = ControllerHandle;
- Private->DeviceHandle = NULL;
- Private->Snp.Mode = &Private->Mode;
- Private->ControllerNameTable = NULL;
-
-
- Status = Private->Io->CreateMapping (Private->Io, &Private->Mode);
- if (EFI_ERROR (Status)) {
- goto Done;
- }
-
- //
- // Build the device path by appending the MAC node to the ParentDevicePath
- // from the EmuIo handle.
- //
- ZeroMem (&Node, sizeof (MAC_ADDR_DEVICE_PATH));
-
- Node.Header.Type = MESSAGING_DEVICE_PATH;
- Node.Header.SubType = MSG_MAC_ADDR_DP;
- Node.IfType = Private->Mode.IfType;
-
- SetDevicePathNodeLength ((EFI_DEVICE_PATH_PROTOCOL * )&Node, sizeof (MAC_ADDR_DEVICE_PATH));
-
- CopyMem (&Node.MacAddress, &Private->Mode.CurrentAddress, sizeof (EFI_MAC_ADDRESS));
-
- //
- // Build the device path by appending the MAC node to the ParentDevicePath from the EmuIo handle.
- //
- Private->DevicePath = AppendDevicePathNode (ParentDevicePath, (EFI_DEVICE_PATH_PROTOCOL *)&Node);
- if ( Private->DevicePath == NULL ) {
- Status = EFI_OUT_OF_RESOURCES;
- goto Done;
- }
-
- AddUnicodeString2 (
- "eng",
- gEmuSnpDriverComponentName.SupportedLanguages,
- &Private->ControllerNameTable,
- EmuIoThunk->ConfigString,
- TRUE
- );
-
- AddUnicodeString2 (
- "en",
- gEmuSnpDriverComponentName2.SupportedLanguages,
- &Private->ControllerNameTable,
- EmuIoThunk->ConfigString,
- FALSE
- );
-
- //
- // Create Child Handle
- //
- Status = gBS->InstallMultipleProtocolInterfaces(
- &Private->DeviceHandle,
- &gEfiSimpleNetworkProtocolGuid, &Private->Snp,
- &gEfiDevicePathProtocolGuid, Private->DevicePath,
- NULL
- );
- if (EFI_ERROR (Status)) {
- goto Done;
- }
-
- //
- // Open For Child Device
- //
- Status = gBS->OpenProtocol (
- ControllerHandle,
- &gEmuIoThunkProtocolGuid,
- (VOID **)&EmuIoThunk,
- This->DriverBindingHandle,
- Private->DeviceHandle,
- EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER
- );
-
-Done:
- if (EFI_ERROR (Status)) {
- if (Private != NULL) {
- FreePool (Private);
- }
- if (ParentDevicePath != NULL) {
- gBS->CloseProtocol(
- ControllerHandle,
- &gEfiDevicePathProtocolGuid,
- This->DriverBindingHandle,
- ControllerHandle
- );
- }
- }
-
- return Status;
-}
-
-/**
- Stop this driver on ControllerHandle. This service is called by the
- EFI boot service DisconnectController(). In order to
- make drivers as small as possible, there are a few calling
- restrictions for this service. DisconnectController()
- must follow these calling restrictions. If any other agent wishes
- to call Stop() it must also follow these calling restrictions.
-
- @param This Protocol instance pointer.
- @param ControllerHandle Handle of device to stop driver on
- @param NumberOfChildren Number of Handles in ChildHandleBuffer. If number of
- children is zero stop the entire bus driver.
- @param ChildHandleBuffer List of Child Handles to Stop.
-
- @retval EFI_SUCCESS Always succeeds.
-
-**/
-EFI_STATUS
-EFIAPI
-EmuSnpDriverBindingStop (
- IN EFI_DRIVER_BINDING_PROTOCOL *This,
- IN EFI_HANDLE ControllerHandle,
- IN UINTN NumberOfChildren,
- IN EFI_HANDLE *ChildHandleBuffer
- )
-{
- EFI_STATUS Status;
- EMU_SNP_PRIVATE_DATA *Private = NULL;
- EFI_SIMPLE_NETWORK_PROTOCOL *Snp;
-
- //
- // Complete all outstanding transactions to Controller.
- // Don't allow any new transaction to Controller to be started.
- //
- if (NumberOfChildren == 0) {
- //
- // Close the bus driver
- //
- Status = gBS->CloseProtocol (
- ControllerHandle,
- &gEmuIoThunkProtocolGuid,
- This->DriverBindingHandle,
- ControllerHandle
- );
-
- Status = gBS->CloseProtocol (
- ControllerHandle,
- &gEfiDevicePathProtocolGuid,
- This->DriverBindingHandle,
- ControllerHandle
- );
- return Status;
- }
-
- ASSERT (NumberOfChildren == 1);
-
-
- //
- // Get our context back.
- //
- Status = gBS->OpenProtocol(
- ChildHandleBuffer[0],
- &gEfiSimpleNetworkProtocolGuid,
- ( VOID ** ) &Snp,
- This->DriverBindingHandle,
- ControllerHandle,
- EFI_OPEN_PROTOCOL_GET_PROTOCOL
- );
- if (EFI_ERROR (Status)) {
- return EFI_DEVICE_ERROR;
- }
-
- Private = EMU_SNP_PRIVATE_DATA_FROM_SNP_THIS (Snp);
- Status = Private->IoThunk->Close (Private->IoThunk);
-
- Status = gBS->CloseProtocol(
- ChildHandleBuffer[0],
- &gEmuIoThunkProtocolGuid,
- This->DriverBindingHandle,
- Private->DeviceHandle
- );
-
- Status = gBS->UninstallMultipleProtocolInterfaces(
- ChildHandleBuffer[0],
- &gEfiSimpleNetworkProtocolGuid, &Private->Snp,
- &gEfiDevicePathProtocolGuid, Private->DevicePath,
- NULL
- );
-
- FreePool (Private->DevicePath);
- FreeUnicodeStringTable (Private->ControllerNameTable);
- FreePool (Private);
-
- return EFI_SUCCESS;
-}
-
-
-EFI_DRIVER_BINDING_PROTOCOL gEmuSnpDriverBinding = {
- EmuSnpDriverBindingSupported,
- EmuSnpDriverBindingStart,
- EmuSnpDriverBindingStop,
- 0xA,
- NULL,
- NULL
-};
-
-
-
-/**
- This is the declaration of an EFI image entry point. This entry point is
- the same for UEFI Applications, UEFI OS Loaders, and UEFI Drivers including
- both device drivers and bus drivers.
-
- @param ImageHandle The firmware allocated handle for the UEFI image.
- @param SystemTable A pointer to the EFI System Table.
-
- @retval EFI_SUCCESS The operation completed successfully.
- @retval EFI_OUT_OF_RESOURCES The request could not be completed due to a lack of resources.
-
-**/
-EFI_STATUS
-EFIAPI
-InitializeEmuSnpDriver (
- IN EFI_HANDLE ImageHandle,
- IN EFI_SYSTEM_TABLE *SystemTable
- )
-{
- EFI_STATUS Status;
-
- //
- // Install the Driver Protocols
- //
-
- Status = EfiLibInstallDriverBindingComponentName2(
- ImageHandle,
- SystemTable,
- &gEmuSnpDriverBinding,
- ImageHandle,
- &gEmuSnpDriverComponentName,
- &gEmuSnpDriverComponentName2
- );
-
- return Status;
-}
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