From 531237a5ef547f77b91721f5538add55bea308c9 Mon Sep 17 00:00:00 2001 From: jgong5 Date: Mon, 10 Nov 2008 05:11:29 +0000 Subject: Scrubbed SnpNt32 c header and source. git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@6436 6f19259b-4bc3-4df7-8a09-765794883524 --- Nt32Pkg/SnpNt32Dxe/SnpNt32.c | 927 +++++++++++++++++++++++++++++++------------ Nt32Pkg/SnpNt32Dxe/SnpNt32.h | 93 ++++- 2 files changed, 752 insertions(+), 268 deletions(-) (limited to 'Nt32Pkg/SnpNt32Dxe') diff --git a/Nt32Pkg/SnpNt32Dxe/SnpNt32.c b/Nt32Pkg/SnpNt32Dxe/SnpNt32.c index 965452660e..d995a6eece 100644 --- a/Nt32Pkg/SnpNt32Dxe/SnpNt32.c +++ b/Nt32Pkg/SnpNt32Dxe/SnpNt32.c @@ -52,17 +52,417 @@ SNPNT32_GLOBAL_DATA gSnpNt32GlobalData = { SnpNt32CloseInstance // CloseInstance }; +/** + Changes the state of a network interface from "stopped" to "started". + + @param This Protocol instance pointer. + + @retval EFI_SUCCESS Always succeeds. + +**/ +EFI_STATUS +EFIAPI +SnpNt32Start ( + IN EFI_SIMPLE_NETWORK_PROTOCOL *This + ); + +/** + Changes the state of a network interface from "started" to "stopped". + + @param This Protocol instance pointer. + + @retval EFI_SUCCESS Always succeeds. + +**/ +EFI_STATUS +EFIAPI +SnpNt32Stop ( + IN EFI_SIMPLE_NETWORK_PROTOCOL *This + ); + +/** + 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 +SnpNt32Initialize ( + IN EFI_SIMPLE_NETWORK_PROTOCOL *This, + IN UINTN ExtraRxBufferSize OPTIONAL, + IN UINTN ExtraTxBufferSize OPTIONAL + ); + +/** + 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 +SnpNt32Reset ( + IN EFI_SIMPLE_NETWORK_PROTOCOL *This, + IN BOOLEAN ExtendedVerification + ); + +/** + 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 +SnpNt32Shutdown ( + IN EFI_SIMPLE_NETWORK_PROTOCOL *This + ); + +/** + 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 +SnpNt32ReceiveFilters ( + 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 + ); + +/** + 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 +SnpNt32StationAddress ( + IN EFI_SIMPLE_NETWORK_PROTOCOL *This, + IN BOOLEAN Reset, + IN EFI_MAC_ADDRESS *NewMacAddr OPTIONAL + ); + +/** + 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 +SnpNt32Statistics ( + IN EFI_SIMPLE_NETWORK_PROTOCOL * This, + IN BOOLEAN Reset, + IN OUT UINTN *StatisticsSize OPTIONAL, + OUT EFI_NETWORK_STATISTICS *StatisticsTable OPTIONAL + ); + +/** + 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 +SnpNt32McastIptoMac ( + IN EFI_SIMPLE_NETWORK_PROTOCOL *This, + IN BOOLEAN Ipv6, + IN EFI_IP_ADDRESS *Ip, + OUT EFI_MAC_ADDRESS *Mac + ); + +/** + 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 +SnpNt32Nvdata ( + IN EFI_SIMPLE_NETWORK_PROTOCOL *This, + IN BOOLEAN ReadOrWrite, + IN UINTN Offset, + IN UINTN BufferSize, + IN OUT VOID *Buffer + ); + +/** + 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 +SnpNt32GetStatus ( + IN EFI_SIMPLE_NETWORK_PROTOCOL *This, + OUT UINT32 *InterruptStatus, + OUT VOID **TxBuffer + ); + +/** + 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_ACCESS_DENIED Error acquire global lock for operation. + +**/ +EFI_STATUS +EFIAPI +SnpNt32Transmit ( + 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 + ); + +/** + 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_BUFFER_TOO_SMALL The BufferSize parameter is too small. + @retval EFI_DEVICE_ERROR The command could not be sent to the network interface. + @retval EFI_ACCESS_DENIED Error acquire global lock for operation. + +**/ +EFI_STATUS +EFIAPI +SnpNt32Receive ( + IN EFI_SIMPLE_NETWORK_PROTOCOL *This, + OUT UINTN *HeaderSize, + IN OUT UINTN *BuffSize, + OUT VOID *Buffer, + OUT EFI_MAC_ADDRESS *SourceAddr, + OUT EFI_MAC_ADDRESS *DestinationAddr, + OUT UINT16 *Protocol + ); + +SNPNT32_INSTANCE_DATA gSnpNt32InstanceTemplate = { + SNP_NT32_INSTANCE_SIGNATURE, // Signature + { + NULL, + NULL + }, // Entry + NULL, // GlobalData + NULL, // DeviceHandle + NULL, // DevicePath + { // Snp + EFI_SIMPLE_NETWORK_PROTOCOL_REVISION, // Revision + SnpNt32Start, // Start + SnpNt32Stop, // Stop + SnpNt32Initialize, // Initialize + SnpNt32Reset, // Reset + SnpNt32Shutdown, // Shutdown + SnpNt32ReceiveFilters, // ReceiveFilters + SnpNt32StationAddress, // StationAddress + SnpNt32Statistics, // Statistics + SnpNt32McastIptoMac, // MCastIpToMac + SnpNt32Nvdata, // NvData + SnpNt32GetStatus, // GetStatus + SnpNt32Transmit, // Transmit + SnpNt32Receive, // Receive + NULL, // WaitForPacket + NULL // Mode + }, + { // Mode + EfiSimpleNetworkInitialized, // State + NET_ETHER_ADDR_LEN, // HwAddressSize + NET_ETHER_HEADER_SIZE, // MediaHeaderSize + 1500, // MaxPacketSize + 0, // NvRamSize + 0, // NvRamAccessSize + 0, // ReceiveFilterMask + 0, // ReceiveFilterSetting + MAX_MCAST_FILTER_CNT, // MaxMCastFilterCount + 0, // MCastFilterCount + { + 0 + }, // MCastFilter + { + 0 + }, // CurrentAddress + { + 0 + }, // BroadcastAddress + { + 0 + }, // PermanentAddress + NET_IFTYPE_ETHERNET, // IfType + FALSE, // MacAddressChangeable + FALSE, // MultipleTxSupported + FALSE, // MediaPresentSupported + TRUE // MediaPresent + }, + { + 0 + } // InterfaceInfo +}; /** - Test to see if this driver supports ControllerHandle. + 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. + @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_SUCCES This driver supports this device. - @retval other This driver does not support this device. + @retval EFI_SUCCESS This driver supports this device + @retval EFI_UNSUPPORTED This driver does not support this device **/ EFI_STATUS @@ -95,14 +495,19 @@ SnpNt32DriverBindingSupported ( /** - Start this driver on ControllerHandle. + 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. + @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_SUCCES This driver is added to ControllerHandle. + @retval EFI_SUCCESS Always succeeds. **/ EFI_STATUS @@ -116,17 +521,21 @@ SnpNt32DriverBindingStart ( return EFI_SUCCESS; } - /** - Stop this driver on ControllerHandle. - - @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_SUCCES This driver is removed ControllerHandle. + 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 @@ -138,20 +547,20 @@ SnpNt32DriverBindingStop ( IN EFI_HANDLE *ChildHandleBuffer ) { - return EFI_SUCCESS; } /** - Start the SnpNt32 interface. + Changes the state of a network interface from "stopped" to "started". - @param This Context pointer. + @param This Protocol instance pointer. - @retval EFI_SUCCESS The interface is started. + @retval EFI_SUCCESS Always succeeds. **/ EFI_STATUS +EFIAPI SnpNt32Start ( IN EFI_SIMPLE_NETWORK_PROTOCOL *This ) @@ -161,14 +570,15 @@ SnpNt32Start ( /** - Stop the SnpNt32 interface. + Changes the state of a network interface from "started" to "stopped". - @param This Context pointer. + @param This Protocol instance pointer. - @retval EFI_SUCCESS The interface is stopped. + @retval EFI_SUCCESS Always succeeds. **/ EFI_STATUS +EFIAPI SnpNt32Stop ( IN EFI_SIMPLE_NETWORK_PROTOCOL *This ) @@ -176,18 +586,28 @@ SnpNt32Stop ( return EFI_SUCCESS; } - /** - Initialize the SnpNt32 interface. - - @param This Context pointer. - @param ExtraRxBufferSize Number of extra receive buffer. - @param ExtraTxBufferSize Number of extra transmit buffer. - - @retval EFI_SUCCESS The interface is initialized. + 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 SnpNt32Initialize ( IN EFI_SIMPLE_NETWORK_PROTOCOL *This, IN UINTN ExtraRxBufferSize OPTIONAL, @@ -197,17 +617,20 @@ SnpNt32Initialize ( return EFI_SUCCESS; } - /** - Reset the snpnt32 interface. + Resets a network adapter and re-initializes it with the parameters that were + provided in the previous call to Initialize(). - @param This Context pointer. - @param ExtendedVerification Not implemented. + @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 The interface is reseted. + @retval EFI_SUCCESS Always succeeds. **/ EFI_STATUS +EFIAPI SnpNt32Reset ( IN EFI_SIMPLE_NETWORK_PROTOCOL *This, IN BOOLEAN ExtendedVerification @@ -216,16 +639,17 @@ SnpNt32Reset ( return EFI_SUCCESS; } - /** - Shut down the snpnt32 interface. + Resets a network adapter and leaves it in a state that is safe for + another driver to initialize. - @param This Context pointer. + @param This Protocol instance pointer. - @retval EFI_SUCCESS The interface is shut down. + @retval EFI_SUCCESS Always succeeds. **/ EFI_STATUS +EFIAPI SnpNt32Shutdown ( IN EFI_SIMPLE_NETWORK_PROTOCOL *This ) @@ -233,31 +657,36 @@ SnpNt32Shutdown ( return EFI_SUCCESS; } - /** - Change the interface's receive filter setting. - - @param This Context pointer. - @param EnableBits The receive filters to enable. - @param DisableBits The receive filters to disable - @param ResetMcastFilter Reset the multicast filters or not. - @param McastFilterCount The count of multicast filter to set. - @param McastFilter Pointer to the arrya of multicast addresses to set. - - @retval EFI_SUCCESS The receive filter is updated. - @retval EFI_ACCESS_DENIED The snpnt32 lock is already owned by another - routine. - @retval EFI_DEVICE_ERROR Failed to update the receive filter. + 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 SnpNt32ReceiveFilters ( 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 + IN EFI_MAC_ADDRESS *McastFilter OPTIONAL ) { SNPNT32_INSTANCE_DATA *Instance; @@ -288,18 +717,19 @@ SnpNt32ReceiveFilters ( return EFI_SUCCESS; } - /** - Change or reset the mac address of the interface. + Modifies or resets the current station address, if supported. - @param This Context pointer. - @param reset Reset the mac address to the original one or not. - @param NewMacAddr Pointer to the new mac address to set. + @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 SnpNt32StationAddress ( IN EFI_SIMPLE_NETWORK_PROTOCOL *This, IN BOOLEAN Reset, @@ -309,45 +739,58 @@ SnpNt32StationAddress ( return EFI_UNSUPPORTED; } - /** - Get or reset the statistics data. - - @param This Context pointer. - @param Reset Reset the statistics or not. - @param StatisticsSize The size of the buffer used to receive the - statistics data. - @param StatisticsTable Pointer to the table used to receive the statistics - data. - + 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 SnpNt32Statistics ( IN EFI_SIMPLE_NETWORK_PROTOCOL * This, IN BOOLEAN Reset, IN OUT UINTN *StatisticsSize OPTIONAL, - IN OUT EFI_NETWORK_STATISTICS *StatisticsTable OPTIONAL + OUT EFI_NETWORK_STATISTICS *StatisticsTable OPTIONAL ) { return EFI_UNSUPPORTED; } - /** - Convert a multicast ip address to the multicast mac address. - - @param This Context pointer. - @param Ipv6 The Ip is an Ipv6 address or not. - @param Ip Pointer to the Ip address to convert. - @param Mac Pointer to the buffer used to hold the converted - mac address. - + 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 SnpNt32McastIptoMac ( IN EFI_SIMPLE_NETWORK_PROTOCOL *This, IN BOOLEAN Ipv6, @@ -360,19 +803,23 @@ SnpNt32McastIptoMac ( /** - Read or write the nv data. - - @param This Context pinter. - @param ReadOrWrite Read or write the nv data. - @param Offset The offset to the start of the nv data. - @param BufferSize Size of the buffer. - @param Buffer Pointer to the buffer containing the data to write - or used to receive the data read. + 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 SnpNt32Nvdata ( IN EFI_SIMPLE_NETWORK_PROTOCOL *This, IN BOOLEAN ReadOrWrite, @@ -386,18 +833,28 @@ SnpNt32Nvdata ( /** - Get the status information of the interface. - - @param This Context pointer. - @param InterruptStatus The storage to hold the interrupt status. - @param TxBuffer Pointer to get the list of pointers of previously - transmitted buffers whose transmission was - completed asynchrnously. - - @retval EFI_SUCCESS The status is got. + 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 SnpNt32GetStatus ( IN EFI_SIMPLE_NETWORK_PROTOCOL *This, OUT UINT32 *InterruptStatus, @@ -418,25 +875,36 @@ SnpNt32GetStatus ( /** - Transmit a packet. - - @param This Context pointer. - @param HeaderSize The media header size contained in the packet - buffer. - @param BufferSize The size of the packet buffer. - @param Buffer Pointer to the buffer containing the packet data. - @param SrcAddr If non null, points to the source address of this - packet. - @param DestAddr If non null, points to the destination address of - this packet. - @param Protocol The protocol type of this packet. - - @retval EFI_SUCCESS The packet is transmitted or put into the transmit - queue. - @retval other Some error occurs. + 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_ACCESS_DENIED Error acquire global lock for operation. **/ EFI_STATUS +EFIAPI SnpNt32Transmit ( IN EFI_SIMPLE_NETWORK_PROTOCOL *This, IN UINTN HeaderSize, @@ -482,30 +950,38 @@ SnpNt32Transmit ( return EFI_SUCCESS; } - /** - Receive network data. - - @param This Context pointer. - @param HeaderSize Optional parameter and is a pointer to the header - portion of the data received. - @param BuffSize Pointer to the length of the Buffer on entry and - contains the length of the received data on return - @param Buffer Pointer to the memory for the received data - @param SourceAddr Optional parameter, is a pointer to contain the - source ethernet address on return - @param DestinationAddr Optional parameter, is a pointer to contain the - destination ethernet address on return. - @param Protocol Optional parameter, is a pointer to contain the - Protocol type from the ethernet header on return. - - @retval EFI_SUCCESS A packet is received and put into the buffer. - @retval EFI_BUFFER_TOO_SMALL The provided buffer is too small to receive the - packet. - @retval EFI_NOT_READY There is no packet received. + 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_BUFFER_TOO_SMALL The BufferSize parameter is too small. + @retval EFI_DEVICE_ERROR The command could not be sent to the network interface. + @retval EFI_ACCESS_DENIED Error acquire global lock for operation. **/ EFI_STATUS +EFIAPI SnpNt32Receive ( IN EFI_SIMPLE_NETWORK_PROTOCOL *This, OUT UINTN *HeaderSize, @@ -569,68 +1045,6 @@ SnpNt32Receive ( return EFI_SUCCESS; } -SNPNT32_INSTANCE_DATA gSnpNt32InstanceTemplate = { - SNP_NT32_INSTANCE_SIGNATURE, // Signature - { - NULL, - NULL - }, // Entry - NULL, // GlobalData - NULL, // DeviceHandle - NULL, // DevicePath - { // Snp - EFI_SIMPLE_NETWORK_PROTOCOL_REVISION, // Revision - SnpNt32Start, // Start - SnpNt32Stop, // Stop - SnpNt32Initialize, // Initialize - SnpNt32Reset, // Reset - SnpNt32Shutdown, // Shutdown - SnpNt32ReceiveFilters, // ReceiveFilters - SnpNt32StationAddress, // StationAddress - SnpNt32Statistics, // Statistics - SnpNt32McastIptoMac, // MCastIpToMac - SnpNt32Nvdata, // NvData - SnpNt32GetStatus, // GetStatus - SnpNt32Transmit, // Transmit - SnpNt32Receive, // Receive - NULL, // WaitForPacket - NULL // Mode - }, - { // Mode - EfiSimpleNetworkInitialized, // State - NET_ETHER_ADDR_LEN, // HwAddressSize - NET_ETHER_HEADER_SIZE, // MediaHeaderSize - 1500, // MaxPacketSize - 0, // NvRamSize - 0, // NvRamAccessSize - 0, // ReceiveFilterMask - 0, // ReceiveFilterSetting - MAX_MCAST_FILTER_CNT, // MaxMCastFilterCount - 0, // MCastFilterCount - { - 0 - }, // MCastFilter - { - 0 - }, // CurrentAddress - { - 0 - }, // BroadcastAddress - { - 0 - }, // PermanentAddress - NET_IFTYPE_ETHERNET, // IfType - FALSE, // MacAddressChangeable - FALSE, // MultipleTxSupported - FALSE, // MediaPresentSupported - TRUE // MediaPresent - }, - { - 0 - } // InterfaceInfo -}; - - /** Initialize the driver's global data. @@ -638,11 +1052,14 @@ SNPNT32_INSTANCE_DATA gSnpNt32InstanceTemplate = { @retval EFI_SUCCESS The global data is initialized. @retval EFI_NOT_FOUND The required DLL is not found. + @retval EFI_DEVICE_ERROR Error initialize network utility library. + @retval EFI_OUT_OF_RESOURCES Out of resource. + @retval other Other errors. **/ EFI_STATUS SnpNt32InitializeGlobalData ( - IN SNPNT32_GLOBAL_DATA *This + IN OUT SNPNT32_GLOBAL_DATA *This ) { EFI_STATUS Status; @@ -686,9 +1103,9 @@ SnpNt32InitializeGlobalData ( } This->NtNetUtilityTable.Initialize = (NT_NET_INITIALIZE) This->WinNtThunk->GetProcAddress ( - This->NetworkLibraryHandle, - NETWORK_LIBRARY_INITIALIZE - ); + This->NetworkLibraryHandle, + NETWORK_LIBRARY_INITIALIZE + ); if (NULL == This->NtNetUtilityTable.Initialize) { Status = EFI_NOT_FOUND; @@ -696,9 +1113,9 @@ SnpNt32InitializeGlobalData ( } This->NtNetUtilityTable.Finalize = (NT_NET_FINALIZE) This->WinNtThunk->GetProcAddress ( - This->NetworkLibraryHandle, - NETWORK_LIBRARY_FINALIZE - ); + This->NetworkLibraryHandle, + NETWORK_LIBRARY_FINALIZE + ); if (NULL == This->NtNetUtilityTable.Finalize) { Status = EFI_NOT_FOUND; @@ -706,9 +1123,9 @@ SnpNt32InitializeGlobalData ( } This->NtNetUtilityTable.SetReceiveFilter = (NT_NET_SET_RECEIVE_FILTER) This->WinNtThunk->GetProcAddress ( - This->NetworkLibraryHandle, - NETWORK_LIBRARY_SET_RCV_FILTER - ); + This->NetworkLibraryHandle, + NETWORK_LIBRARY_SET_RCV_FILTER + ); if (NULL == This->NtNetUtilityTable.SetReceiveFilter) { Status = EFI_NOT_FOUND; @@ -716,9 +1133,9 @@ SnpNt32InitializeGlobalData ( } This->NtNetUtilityTable.Receive = (NT_NET_RECEIVE) This->WinNtThunk->GetProcAddress ( - This->NetworkLibraryHandle, - NETWORK_LIBRARY_RECEIVE - ); + This->NetworkLibraryHandle, + NETWORK_LIBRARY_RECEIVE + ); if (NULL == This->NtNetUtilityTable.Receive) { Status = EFI_NOT_FOUND; @@ -726,9 +1143,9 @@ SnpNt32InitializeGlobalData ( } This->NtNetUtilityTable.Transmit = (NT_NET_TRANSMIT) This->WinNtThunk->GetProcAddress ( - This->NetworkLibraryHandle, - NETWORK_LIBRARY_TRANSMIT - ); + This->NetworkLibraryHandle, + NETWORK_LIBRARY_TRANSMIT + ); if (NULL == This->NtNetUtilityTable.Transmit) { Status = EFI_NOT_FOUND; @@ -822,12 +1239,13 @@ ErrorReturn: @param Instance Pointer to the instance context data. @retval EFI_SUCCESS The driver instance is initialized. + @retval other Initialization errors. **/ EFI_STATUS SnpNt32InitializeInstanceData ( - IN SNPNT32_GLOBAL_DATA *This, - IN SNPNT32_INSTANCE_DATA *Instance + IN SNPNT32_GLOBAL_DATA *This, + IN OUT SNPNT32_INSTANCE_DATA *Instance ) { EFI_STATUS Status; @@ -874,9 +1292,9 @@ SnpNt32InitializeInstanceData ( SetDevicePathEndNode (&EndNode.DevPath); Instance->DevicePath = AppendDevicePathNode ( - &EndNode.DevPath, - &Node.DevPath - ); + &EndNode.DevPath, + &Node.DevPath + ); // // Create a fake device handle for the fake SNP @@ -889,13 +1307,6 @@ SnpNt32InitializeInstanceData ( Instance->DevicePath, NULL ); - if (EFI_ERROR (Status)) { - goto ErrorReturn; - } - - return EFI_SUCCESS; - -ErrorReturn: return Status; } @@ -911,21 +1322,21 @@ ErrorReturn: **/ EFI_STATUS SnpNt32CloseInstance ( - IN SNPNT32_GLOBAL_DATA *This, - IN SNPNT32_INSTANCE_DATA *Instance + IN SNPNT32_GLOBAL_DATA *This, + IN OUT SNPNT32_INSTANCE_DATA *Instance ) { ASSERT (This != NULL); ASSERT (Instance != NULL); gBS->UninstallMultipleProtocolInterfaces ( - Instance->DeviceHandle, - &gEfiSimpleNetworkProtocolGuid, - &Instance->Snp, - &gEfiDevicePathProtocolGuid, - Instance->DevicePath, - NULL - ); + Instance->DeviceHandle, + &gEfiSimpleNetworkProtocolGuid, + &Instance->Snp, + &gEfiDevicePathProtocolGuid, + Instance->DevicePath, + NULL + ); if (Instance->DevicePath != NULL) { gBS->FreePool (Instance->DevicePath); @@ -934,14 +1345,13 @@ SnpNt32CloseInstance ( return EFI_SUCCESS; } - /** - Unload the SnpNt32 driver. + Unloads an image. - @param ImageHandle The handle of the driver image. + @param ImageHandle Handle that identifies the image to be unloaded. - @retval EFI_SUCCESS The driver is unloaded. - @retval other Some error occurs. + @retval EFI_SUCCESS The image has been unloaded. + @return Exit code from the image's unload handler **/ EFI_STATUS @@ -986,30 +1396,23 @@ SnpNt32Unload ( return EFI_SUCCESS; } +/** + 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 InitializeSnpNt32river ( IN EFI_HANDLE ImageHandle, IN EFI_SYSTEM_TABLE *SystemTable ) -/*++ - -Routine Description: - - Install DriverBinding Protocol for the Win NT Bus driver on the drivers - image handle. - -Arguments: - - ImageHandle - The handle of this image. - SystemTable - Pointer to the EFI system table. - -Returns: - - EFI_SUCEESS - The protocols are installed and the SnpNt32 is initialized. - other - Some error occurs. - ---*/ { EFI_STATUS Status; diff --git a/Nt32Pkg/SnpNt32Dxe/SnpNt32.h b/Nt32Pkg/SnpNt32Dxe/SnpNt32.h index 0c13562138..6e9dafd2b7 100644 --- a/Nt32Pkg/SnpNt32Dxe/SnpNt32.h +++ b/Nt32Pkg/SnpNt32Dxe/SnpNt32.h @@ -198,10 +198,27 @@ typedef struct _SNPNT32_INSTANCE_DATA { SNP_NT32_INSTANCE_SIGNATURE \ ) -extern EFI_DRIVER_BINDING_PROTOCOL gSnpNt32DriverBinding; +extern EFI_DRIVER_BINDING_PROTOCOL gSnpNt32DriverBinding; extern EFI_COMPONENT_NAME_PROTOCOL gSnpNt32DriverComponentName; extern EFI_COMPONENT_NAME2_PROTOCOL gSnpNt32DriverComponentName2; +/** + 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 SnpNt32DriverBindingSupported ( @@ -210,6 +227,22 @@ SnpNt32DriverBindingSupported ( IN EFI_DEVICE_PATH_PROTOCOL * RemainingDevicePath OPTIONAL ); +/** + 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 SnpNt32DriverBindingStart ( @@ -218,6 +251,23 @@ SnpNt32DriverBindingStart ( IN EFI_DEVICE_PATH_PROTOCOL * RemainingDevicePath OPTIONAL ); +/** + 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 SnpNt32DriverBindingStop ( @@ -227,21 +277,52 @@ SnpNt32DriverBindingStop ( IN EFI_HANDLE *ChildHandleBuffer ); +/** + Initialize the driver's global data. + + @param This Pointer to the global context data. + + @retval EFI_SUCCESS The global data is initialized. + @retval EFI_NOT_FOUND The required DLL is not found. + @retval EFI_DEVICE_ERROR Error initialize network utility library. + @retval EFI_OUT_OF_RESOURCES Out of resource. + @retval other Other errors. + +**/ EFI_STATUS SnpNt32InitializeGlobalData ( - IN SNPNT32_GLOBAL_DATA *This + IN OUT SNPNT32_GLOBAL_DATA *This ); +/** + Initialize the snpnt32 driver instance. + + @param This Pointer to the SnpNt32 global data. + @param Instance Pointer to the instance context data. + + @retval EFI_SUCCESS The driver instance is initialized. + @retval other Initialization errors. + +**/ EFI_STATUS SnpNt32InitializeInstanceData ( - IN SNPNT32_GLOBAL_DATA *This, - IN SNPNT32_INSTANCE_DATA *Instance + IN SNPNT32_GLOBAL_DATA *This, + IN OUT SNPNT32_INSTANCE_DATA *Instance ); +/** + Close the SnpNt32 driver instance. + + @param This Pointer to the SnpNt32 global data. + @param Instance Pointer to the instance context data. + + @retval EFI_SUCCESS The instance is closed. + +**/ EFI_STATUS SnpNt32CloseInstance ( - IN SNPNT32_GLOBAL_DATA *This, - IN SNPNT32_INSTANCE_DATA *Instance + IN SNPNT32_GLOBAL_DATA *This, + IN OUT SNPNT32_INSTANCE_DATA *Instance ); #endif -- cgit v1.2.3