diff options
| author | vanjeff <vanjeff@6f19259b-4bc3-4df7-8a09-765794883524> | 2009-07-03 14:35:24 +0000 |
|---|---|---|
| committer | vanjeff <vanjeff@6f19259b-4bc3-4df7-8a09-765794883524> | 2009-07-03 14:35:24 +0000 |
| commit | 51ebae6b69f88c0e4b72202d7e97c5b280bd074a (patch) | |
| tree | 951e55deb6a8368d57ae090a049f5bbab0f7fd0f /OptionRomPkg | |
| parent | e02a0e9245dd026e44c2f3158add4259df33d4a8 (diff) | |
| download | edk2-platforms-51ebae6b69f88c0e4b72202d7e97c5b280bd074a.tar.xz | |
add UndiRuntimeDxe from MdeModulePkg to OptionRomPkg.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@8738 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'OptionRomPkg')
| -rw-r--r-- | OptionRomPkg/OptionRomPkg.dsc | 2 | ||||
| -rw-r--r-- | OptionRomPkg/UndiRuntimeDxe/Decode.c | 1477 | ||||
| -rw-r--r-- | OptionRomPkg/UndiRuntimeDxe/E100b.c | 3543 | ||||
| -rw-r--r-- | OptionRomPkg/UndiRuntimeDxe/E100b.h | 671 | ||||
| -rw-r--r-- | OptionRomPkg/UndiRuntimeDxe/Init.c | 1055 | ||||
| -rw-r--r-- | OptionRomPkg/UndiRuntimeDxe/Undi32.h | 361 | ||||
| -rw-r--r-- | OptionRomPkg/UndiRuntimeDxe/UndiRuntimeDxe.inf | 72 |
7 files changed, 7181 insertions, 0 deletions
diff --git a/OptionRomPkg/OptionRomPkg.dsc b/OptionRomPkg/OptionRomPkg.dsc index 29ef5cd51c..df5f83ecff 100644 --- a/OptionRomPkg/OptionRomPkg.dsc +++ b/OptionRomPkg/OptionRomPkg.dsc @@ -55,6 +55,7 @@ PcdLib|MdePkg/Library/BasePcdLibNull/BasePcdLibNull.inf
MemoryAllocationLib|MdePkg/Library/UefiMemoryAllocationLib/UefiMemoryAllocationLib.inf
DevicePathLib|MdePkg/Library/UefiDevicePathLib/UefiDevicePathLib.inf
+ UefiRuntimeLib|MdePkg/Library/UefiRuntimeLib/UefiRuntimeLib.inf
################################################################################
#
@@ -101,4 +102,5 @@ [Components.common]
OptionRomPkg/AtapiPassThruDxe/AtapiPassThruDxe.inf
OptionRomPkg/CirrusLogic5430Dxe/CirrusLogic5430Dxe.inf
+ OptionRomPkg/UndiRuntimeDxe/UndiRuntimeDxe.inf
diff --git a/OptionRomPkg/UndiRuntimeDxe/Decode.c b/OptionRomPkg/UndiRuntimeDxe/Decode.c new file mode 100644 index 0000000000..670fa18d53 --- /dev/null +++ b/OptionRomPkg/UndiRuntimeDxe/Decode.c @@ -0,0 +1,1477 @@ +/** @file
+ Provides the basic UNID functions.
+
+Copyright (c) 2006 - 2007, Intel Corporation
+All rights reserved. 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.
+
+**/
+
+#include "Undi32.h"
+
+//
+// Global variables defined in this file
+//
+UNDI_CALL_TABLE api_table[PXE_OPCODE_LAST_VALID+1] = { \
+ {PXE_CPBSIZE_NOT_USED,PXE_DBSIZE_NOT_USED,0, (UINT16)(ANY_STATE),UNDI_GetState },\
+ {(UINT16)(DONT_CHECK),PXE_DBSIZE_NOT_USED,0,(UINT16)(ANY_STATE),UNDI_Start },\
+ {PXE_CPBSIZE_NOT_USED,PXE_DBSIZE_NOT_USED,0,MUST_BE_STARTED,UNDI_Stop },\
+ {PXE_CPBSIZE_NOT_USED,sizeof(PXE_DB_GET_INIT_INFO),0,MUST_BE_STARTED, UNDI_GetInitInfo },\
+ {PXE_CPBSIZE_NOT_USED,sizeof(PXE_DB_GET_CONFIG_INFO),0,MUST_BE_STARTED, UNDI_GetConfigInfo },\
+ {sizeof(PXE_CPB_INITIALIZE),(UINT16)(DONT_CHECK),(UINT16)(DONT_CHECK),MUST_BE_STARTED,UNDI_Initialize },\
+ {PXE_CPBSIZE_NOT_USED,PXE_DBSIZE_NOT_USED,(UINT16)(DONT_CHECK), MUST_BE_INITIALIZED,UNDI_Reset },\
+ {PXE_CPBSIZE_NOT_USED,PXE_DBSIZE_NOT_USED,0, MUST_BE_INITIALIZED,UNDI_Shutdown },\
+ {PXE_CPBSIZE_NOT_USED,PXE_DBSIZE_NOT_USED,(UINT16)(DONT_CHECK), MUST_BE_INITIALIZED,UNDI_Interrupt },\
+ {(UINT16)(DONT_CHECK),(UINT16)(DONT_CHECK),(UINT16)(DONT_CHECK), MUST_BE_INITIALIZED, UNDI_RecFilter },\
+ {(UINT16)(DONT_CHECK),(UINT16)(DONT_CHECK),(UINT16)(DONT_CHECK), MUST_BE_INITIALIZED, UNDI_StnAddr },\
+ {PXE_CPBSIZE_NOT_USED, (UINT16)(DONT_CHECK), (UINT16)(DONT_CHECK), MUST_BE_INITIALIZED, UNDI_Statistics },\
+ {sizeof(PXE_CPB_MCAST_IP_TO_MAC),sizeof(PXE_DB_MCAST_IP_TO_MAC), (UINT16)(DONT_CHECK),MUST_BE_INITIALIZED, UNDI_ip2mac },\
+ {(UINT16)(DONT_CHECK),(UINT16)(DONT_CHECK),(UINT16)(DONT_CHECK), MUST_BE_INITIALIZED, UNDI_NVData },\
+ {PXE_CPBSIZE_NOT_USED,(UINT16)(DONT_CHECK),(UINT16)(DONT_CHECK), MUST_BE_INITIALIZED, UNDI_Status },\
+ {(UINT16)(DONT_CHECK),PXE_DBSIZE_NOT_USED,(UINT16)(DONT_CHECK), MUST_BE_INITIALIZED, UNDI_FillHeader },\
+ {(UINT16)(DONT_CHECK),PXE_DBSIZE_NOT_USED,(UINT16)(DONT_CHECK), MUST_BE_INITIALIZED, UNDI_Transmit },\
+ {sizeof(PXE_CPB_RECEIVE),sizeof(PXE_DB_RECEIVE),0,MUST_BE_INITIALIZED, UNDI_Receive } \
+};
+
+//
+// end of global variables
+//
+
+
+/**
+ This routine determines the operational state of the UNDI. It updates the state flags in the
+ Command Descriptor Block based on information derived from the AdapterInfo instance data.
+ To ensure the command has completed successfully, CdbPtr->StatCode will contain the result of
+ the command execution.
+ The CdbPtr->StatFlags will contain a STOPPED, STARTED, or INITIALIZED state once the command
+ has successfully completed.
+ Keep in mind the AdapterInfo->State is the active state of the adapter (based on software
+ interrogation), and the CdbPtr->StateFlags is the passed back information that is reflected
+ to the caller of the UNDI API.
+
+ @param CdbPtr Pointer to the command descriptor block.
+ @param AdapterInfo Pointer to the NIC data structure information which
+ the UNDI driver is layering on..
+
+ @return None
+
+**/
+VOID
+UNDI_GetState (
+ IN PXE_CDB *CdbPtr,
+ IN NIC_DATA_INSTANCE *AdapterInfo
+ )
+{
+ CdbPtr->StatFlags = (PXE_STATFLAGS) (CdbPtr->StatFlags | AdapterInfo->State);
+ return ;
+}
+
+
+/**
+ This routine is used to change the operational state of the UNDI from stopped to started.
+ It will do this as long as the adapter's state is PXE_STATFLAGS_GET_STATE_STOPPED, otherwise
+ the CdbPtr->StatFlags will reflect a command failure, and the CdbPtr->StatCode will reflect the
+ UNDI as having already been started.
+ This routine is modified to reflect the undi 1.1 specification changes. The
+ changes in the spec are mainly in the callback routines, the new spec adds
+ 3 more callbacks and a unique id.
+ Since this UNDI supports both old and new undi specifications,
+ The NIC's data structure is filled in with the callback routines (depending
+ on the version) pointed to in the caller's CpbPtr. This seeds the Delay,
+ Virt2Phys, Block, and Mem_IO for old and new versions and Map_Mem, UnMap_Mem
+ and Sync_Mem routines and a unique id variable for the new version.
+ This is the function which an external entity (SNP, O/S, etc) would call
+ to provide it's I/O abstraction to the UNDI.
+ It's final action is to change the AdapterInfo->State to PXE_STATFLAGS_GET_STATE_STARTED.
+
+ @param CdbPtr Pointer to the command descriptor block.
+ @param AdapterInfo Pointer to the NIC data structure information which
+ the UNDI driver is layering on..
+
+ @return None
+
+**/
+VOID
+UNDI_Start (
+ IN PXE_CDB *CdbPtr,
+ IN NIC_DATA_INSTANCE *AdapterInfo
+ )
+{
+ PXE_CPB_START_30 *CpbPtr;
+ PXE_CPB_START_31 *CpbPtr_31;
+
+ //
+ // check if it is already started.
+ //
+ if (AdapterInfo->State != PXE_STATFLAGS_GET_STATE_STOPPED) {
+ CdbPtr->StatFlags = PXE_STATFLAGS_COMMAND_FAILED;
+ CdbPtr->StatCode = PXE_STATCODE_ALREADY_STARTED;
+ return ;
+ }
+
+ if (CdbPtr->CPBsize != sizeof(PXE_CPB_START_30) &&
+ CdbPtr->CPBsize != sizeof(PXE_CPB_START_31)) {
+
+ CdbPtr->StatFlags = PXE_STATFLAGS_COMMAND_FAILED;
+ CdbPtr->StatCode = PXE_STATCODE_INVALID_CDB;
+ return ;
+ }
+
+ CpbPtr = (PXE_CPB_START_30 *) (UINTN) (CdbPtr->CPBaddr);
+ CpbPtr_31 = (PXE_CPB_START_31 *) (UINTN) (CdbPtr->CPBaddr);
+
+ if (AdapterInfo->VersionFlag == 0x30) {
+ AdapterInfo->Delay_30 = (bsptr_30) (UINTN) CpbPtr->Delay;
+ AdapterInfo->Virt2Phys_30 = (virtphys_30) (UINTN) CpbPtr->Virt2Phys;
+ AdapterInfo->Block_30 = (block_30) (UINTN) CpbPtr->Block;
+ //
+ // patch for old buggy 3.0 code:
+ // In EFI1.0 undi used to provide the full (absolute) I/O address to the
+ // i/o calls and SNP used to provide a callback that used GlobalIoFncs and
+ // everything worked fine! In EFI 1.1, UNDI is not using the full
+ // i/o or memory address to access the device, The base values for the i/o
+ // and memory address is abstracted by the device specific PciIoFncs and
+ // UNDI only uses the offset values. Since UNDI3.0 cannot provide any
+ // identification to SNP, SNP cannot use nic specific PciIoFncs callback!
+ //
+ // To fix this and make undi3.0 work with SNP in EFI1.1 we
+ // use a TmpMemIo function that is defined in init.c
+ // This breaks the runtime driver feature of undi, but what to do
+ // if we have to provide the 3.0 compatibility (including the 3.0 bugs)
+ //
+ // This TmpMemIo function also takes a UniqueId parameter
+ // (as in undi3.1 design) and so initialize the UniqueId as well here
+ // Note: AdapterInfo->Mem_Io_30 is just filled for consistency with other
+ // parameters but never used, we only use Mem_Io field in the In/Out routines
+ // inside e100b.c.
+ //
+ AdapterInfo->Mem_Io_30 = (mem_io_30) (UINTN) CpbPtr->Mem_IO;
+ AdapterInfo->Mem_Io = (mem_io) (UINTN) TmpMemIo;
+ AdapterInfo->Unique_ID = (UINT64) (UINTN) AdapterInfo;
+
+ } else {
+ AdapterInfo->Delay = (bsptr) (UINTN) CpbPtr_31->Delay;
+ AdapterInfo->Virt2Phys = (virtphys) (UINTN) CpbPtr_31->Virt2Phys;
+ AdapterInfo->Block = (block) (UINTN) CpbPtr_31->Block;
+ AdapterInfo->Mem_Io = (mem_io) (UINTN) CpbPtr_31->Mem_IO;
+
+ AdapterInfo->Map_Mem = (map_mem) (UINTN) CpbPtr_31->Map_Mem;
+ AdapterInfo->UnMap_Mem = (unmap_mem) (UINTN) CpbPtr_31->UnMap_Mem;
+ AdapterInfo->Sync_Mem = (sync_mem) (UINTN) CpbPtr_31->Sync_Mem;
+ AdapterInfo->Unique_ID = CpbPtr_31->Unique_ID;
+ }
+
+ AdapterInfo->State = PXE_STATFLAGS_GET_STATE_STARTED;
+
+ return ;
+}
+
+
+/**
+ This routine is used to change the operational state of the UNDI from started to stopped.
+ It will not do this if the adapter's state is PXE_STATFLAGS_GET_STATE_INITIALIZED, otherwise
+ the CdbPtr->StatFlags will reflect a command failure, and the CdbPtr->StatCode will reflect the
+ UNDI as having already not been shut down.
+ The NIC's data structure will have the Delay, Virt2Phys, and Block, pointers zero'd out..
+ It's final action is to change the AdapterInfo->State to PXE_STATFLAGS_GET_STATE_STOPPED.
+
+ @param CdbPtr Pointer to the command descriptor block.
+ @param AdapterInfo Pointer to the NIC data structure information which
+ the UNDI driver is layering on..
+
+ @return None
+
+**/
+VOID
+UNDI_Stop (
+ IN PXE_CDB *CdbPtr,
+ IN NIC_DATA_INSTANCE *AdapterInfo
+ )
+{
+ if (AdapterInfo->State == PXE_STATFLAGS_GET_STATE_INITIALIZED) {
+ CdbPtr->StatFlags = PXE_STATFLAGS_COMMAND_FAILED;
+ CdbPtr->StatCode = PXE_STATCODE_NOT_SHUTDOWN;
+ return ;
+ }
+
+ AdapterInfo->Delay_30 = 0;
+ AdapterInfo->Virt2Phys_30 = 0;
+ AdapterInfo->Block_30 = 0;
+
+ AdapterInfo->Delay = 0;
+ AdapterInfo->Virt2Phys = 0;
+ AdapterInfo->Block = 0;
+
+ AdapterInfo->Map_Mem = 0;
+ AdapterInfo->UnMap_Mem = 0;
+ AdapterInfo->Sync_Mem = 0;
+
+ AdapterInfo->State = PXE_STATFLAGS_GET_STATE_STOPPED;
+
+ return ;
+}
+
+
+/**
+ This routine is used to retrieve the initialization information that is needed by drivers and
+ applications to initialize the UNDI. This will fill in data in the Data Block structure that is
+ pointed to by the caller's CdbPtr->DBaddr. The fields filled in are as follows:
+ MemoryRequired, FrameDataLen, LinkSpeeds[0-3], NvCount, NvWidth, MediaHeaderLen, HWaddrLen,
+ MCastFilterCnt, TxBufCnt, TxBufSize, RxBufCnt, RxBufSize, IFtype, Duplex, and LoopBack.
+ In addition, the CdbPtr->StatFlags ORs in that this NIC supports cable detection. (APRIORI knowledge)
+
+ @param CdbPtr Pointer to the command descriptor block.
+ @param AdapterInfo Pointer to the NIC data structure information which
+ the UNDI driver is layering on..
+
+ @return None
+
+**/
+VOID
+UNDI_GetInitInfo (
+ IN PXE_CDB *CdbPtr,
+ IN NIC_DATA_INSTANCE *AdapterInfo
+ )
+{
+ PXE_DB_GET_INIT_INFO *DbPtr;
+
+ DbPtr = (PXE_DB_GET_INIT_INFO *) (UINTN) (CdbPtr->DBaddr);
+
+ DbPtr->MemoryRequired = MEMORY_NEEDED;
+ DbPtr->FrameDataLen = PXE_MAX_TXRX_UNIT_ETHER;
+ DbPtr->LinkSpeeds[0] = 10;
+ DbPtr->LinkSpeeds[1] = 100;
+ DbPtr->LinkSpeeds[2] = DbPtr->LinkSpeeds[3] = 0;
+ DbPtr->NvCount = MAX_EEPROM_LEN;
+ DbPtr->NvWidth = 4;
+ DbPtr->MediaHeaderLen = PXE_MAC_HEADER_LEN_ETHER;
+ DbPtr->HWaddrLen = PXE_HWADDR_LEN_ETHER;
+ DbPtr->MCastFilterCnt = MAX_MCAST_ADDRESS_CNT;
+
+ DbPtr->TxBufCnt = TX_BUFFER_COUNT;
+ DbPtr->TxBufSize = sizeof (TxCB);
+ DbPtr->RxBufCnt = RX_BUFFER_COUNT;
+ DbPtr->RxBufSize = sizeof (RxFD);
+
+ DbPtr->IFtype = PXE_IFTYPE_ETHERNET;
+ DbPtr->SupportedDuplexModes = PXE_DUPLEX_ENABLE_FULL_SUPPORTED |
+ PXE_DUPLEX_FORCE_FULL_SUPPORTED;
+ DbPtr->SupportedLoopBackModes = PXE_LOOPBACK_INTERNAL_SUPPORTED |
+ PXE_LOOPBACK_EXTERNAL_SUPPORTED;
+
+ CdbPtr->StatFlags |= PXE_STATFLAGS_CABLE_DETECT_SUPPORTED;
+ return ;
+}
+
+
+/**
+ This routine is used to retrieve the configuration information about the NIC being controlled by
+ this driver. This will fill in data in the Data Block structure that is pointed to by the caller's CdbPtr->DBaddr.
+ The fields filled in are as follows:
+ DbPtr->pci.BusType, DbPtr->pci.Bus, DbPtr->pci.Device, and DbPtr->pci.
+ In addition, the DbPtr->pci.Config.Dword[0-63] grabs a copy of this NIC's PCI configuration space.
+
+ @param CdbPtr Pointer to the command descriptor block.
+ @param AdapterInfo Pointer to the NIC data structure information which
+ the UNDI driver is layering on..
+
+ @return None
+
+**/
+VOID
+UNDI_GetConfigInfo (
+ IN PXE_CDB *CdbPtr,
+ IN NIC_DATA_INSTANCE *AdapterInfo
+ )
+{
+ UINT16 Index;
+ PXE_DB_GET_CONFIG_INFO *DbPtr;
+
+ DbPtr = (PXE_DB_GET_CONFIG_INFO *) (UINTN) (CdbPtr->DBaddr);
+
+ DbPtr->pci.BusType = PXE_BUSTYPE_PCI;
+ DbPtr->pci.Bus = AdapterInfo->Bus;
+ DbPtr->pci.Device = AdapterInfo->Device;
+ DbPtr->pci.Function = AdapterInfo->Function;
+
+ for (Index = 0; Index < MAX_PCI_CONFIG_LEN; Index++) {
+ DbPtr->pci.Config.Dword[Index] = AdapterInfo->Config[Index];
+ }
+
+ return ;
+}
+
+
+/**
+ This routine resets the network adapter and initializes the UNDI using the parameters supplied in
+ the CPB. This command must be issued before the network adapter can be setup to transmit and
+ receive packets.
+ Once the memory requirements of the UNDI are obtained by using the GetInitInfo command, a block
+ of non-swappable memory may need to be allocated. The address of this memory must be passed to
+ UNDI during the Initialize in the CPB. This memory is used primarily for transmit and receive buffers.
+ The fields CableDetect, LinkSpeed, Duplex, LoopBack, MemoryPtr, and MemoryLength are set with information
+ that was passed in the CPB and the NIC is initialized.
+ If the NIC initialization fails, the CdbPtr->StatFlags are updated with PXE_STATFLAGS_COMMAND_FAILED
+ Otherwise, AdapterInfo->State is updated with PXE_STATFLAGS_GET_STATE_INITIALIZED showing the state of
+ the UNDI is now initialized.
+
+ @param CdbPtr Pointer to the command descriptor block.
+ @param AdapterInfo Pointer to the NIC data structure information which
+ the UNDI driver is layering on..
+
+ @return None
+
+**/
+VOID
+UNDI_Initialize (
+ IN PXE_CDB *CdbPtr,
+ NIC_DATA_INSTANCE *AdapterInfo
+ )
+{
+ PXE_CPB_INITIALIZE *CpbPtr;
+
+ if ((CdbPtr->OpFlags != PXE_OPFLAGS_INITIALIZE_DETECT_CABLE) &&
+ (CdbPtr->OpFlags != PXE_OPFLAGS_INITIALIZE_DO_NOT_DETECT_CABLE)) {
+ CdbPtr->StatFlags = PXE_STATFLAGS_COMMAND_FAILED;
+ CdbPtr->StatCode = PXE_STATCODE_INVALID_CDB;
+ return ;
+ }
+
+ //
+ // check if it is already initialized
+ //
+ if (AdapterInfo->State == PXE_STATFLAGS_GET_STATE_INITIALIZED) {
+ CdbPtr->StatFlags = PXE_STATFLAGS_COMMAND_FAILED;
+ CdbPtr->StatCode = PXE_STATCODE_ALREADY_INITIALIZED;
+ return ;
+ }
+
+ CpbPtr = (PXE_CPB_INITIALIZE *) (UINTN) CdbPtr->CPBaddr;
+
+ if (CpbPtr->MemoryLength < (UINT32) MEMORY_NEEDED) {
+ CdbPtr->StatFlags = PXE_STATFLAGS_COMMAND_FAILED;
+ CdbPtr->StatCode = PXE_STATCODE_INVALID_CPB;
+ return ;
+ }
+
+ //
+ // default behaviour is to detect the cable, if the 3rd param is 1,
+ // do not do that
+ //
+ AdapterInfo->CableDetect = (UINT8) ((CdbPtr->OpFlags == (UINT16) PXE_OPFLAGS_INITIALIZE_DO_NOT_DETECT_CABLE) ? (UINT8) 0 : (UINT8) 1);
+ AdapterInfo->LinkSpeedReq = (UINT16) CpbPtr->LinkSpeed;
+ AdapterInfo->DuplexReq = CpbPtr->DuplexMode;
+ AdapterInfo->LoopBack = CpbPtr->LoopBackMode;
+ AdapterInfo->MemoryPtr = CpbPtr->MemoryAddr;
+ AdapterInfo->MemoryLength = CpbPtr->MemoryLength;
+
+ CdbPtr->StatCode = (PXE_STATCODE) E100bInit (AdapterInfo);
+
+ if (CdbPtr->StatCode != PXE_STATCODE_SUCCESS) {
+ CdbPtr->StatFlags = PXE_STATFLAGS_COMMAND_FAILED;
+ } else {
+ AdapterInfo->State = PXE_STATFLAGS_GET_STATE_INITIALIZED;
+ }
+
+ return ;
+}
+
+
+/**
+ This routine resets the network adapter and initializes the UNDI using the parameters supplied in
+ the CPB. The transmit and receive queues are emptied and any pending interrupts are cleared.
+ If the NIC reset fails, the CdbPtr->StatFlags are updated with PXE_STATFLAGS_COMMAND_FAILED
+
+ @param CdbPtr Pointer to the command descriptor block.
+ @param AdapterInfo Pointer to the NIC data structure information which
+ the UNDI driver is layering on..
+
+ @return None
+
+**/
+VOID
+UNDI_Reset (
+ IN PXE_CDB *CdbPtr,
+ IN NIC_DATA_INSTANCE *AdapterInfo
+ )
+{
+ if (CdbPtr->OpFlags != PXE_OPFLAGS_NOT_USED &&
+ CdbPtr->OpFlags != PXE_OPFLAGS_RESET_DISABLE_INTERRUPTS &&
+ CdbPtr->OpFlags != PXE_OPFLAGS_RESET_DISABLE_FILTERS ) {
+
+ CdbPtr->StatFlags = PXE_STATFLAGS_COMMAND_FAILED;
+ CdbPtr->StatCode = PXE_STATCODE_INVALID_CDB;
+ return ;
+ }
+
+ CdbPtr->StatCode = (UINT16) E100bReset (AdapterInfo, CdbPtr->OpFlags);
+
+ if (CdbPtr->StatCode != PXE_STATCODE_SUCCESS) {
+ CdbPtr->StatFlags = PXE_STATFLAGS_COMMAND_FAILED;
+ }
+}
+
+
+/**
+ This routine resets the network adapter and leaves it in a safe state for another driver to
+ initialize. Any pending transmits or receives are lost. Receive filters and external
+ interrupt enables are disabled. Once the UNDI has been shutdown, it can then be stopped
+ or initialized again.
+ If the NIC reset fails, the CdbPtr->StatFlags are updated with PXE_STATFLAGS_COMMAND_FAILED
+ Otherwise, AdapterInfo->State is updated with PXE_STATFLAGS_GET_STATE_STARTED showing the state of
+ the NIC as being started.
+
+ @param CdbPtr Pointer to the command descriptor block.
+ @param AdapterInfo Pointer to the NIC data structure information which
+ the UNDI driver is layering on..
+
+ @return None
+
+**/
+VOID
+UNDI_Shutdown (
+ IN PXE_CDB *CdbPtr,
+ IN NIC_DATA_INSTANCE *AdapterInfo
+ )
+{
+ //
+ // do the shutdown stuff here
+ //
+ CdbPtr->StatCode = (UINT16) E100bShutdown (AdapterInfo);
+
+ if (CdbPtr->StatCode != PXE_STATCODE_SUCCESS) {
+ CdbPtr->StatFlags = PXE_STATFLAGS_COMMAND_FAILED;
+ } else {
+ AdapterInfo->State = PXE_STATFLAGS_GET_STATE_STARTED;
+ }
+
+ return ;
+}
+
+
+/**
+ This routine can be used to read and/or change the current external interrupt enable
+ settings. Disabling an external interrupt enable prevents and external (hardware)
+ interrupt from being signaled by the network device. Internally the interrupt events
+ can still be polled by using the UNDI_GetState command.
+ The resulting information on the interrupt state will be passed back in the CdbPtr->StatFlags.
+
+ @param CdbPtr Pointer to the command descriptor block.
+ @param AdapterInfo Pointer to the NIC data structure information which
+ the UNDI driver is layering on..
+
+ @return None
+
+**/
+VOID
+UNDI_Interrupt (
+ IN PXE_CDB *CdbPtr,
+ IN NIC_DATA_INSTANCE *AdapterInfo
+ )
+{
+ UINT8 IntMask;
+
+ IntMask = (UINT8)(UINTN)(CdbPtr->OpFlags & (PXE_OPFLAGS_INTERRUPT_RECEIVE |
+ PXE_OPFLAGS_INTERRUPT_TRANSMIT |
+ PXE_OPFLAGS_INTERRUPT_COMMAND |
+ PXE_OPFLAGS_INTERRUPT_SOFTWARE));
+
+ switch (CdbPtr->OpFlags & PXE_OPFLAGS_INTERRUPT_OPMASK) {
+ case PXE_OPFLAGS_INTERRUPT_READ:
+ break;
+
+ case PXE_OPFLAGS_INTERRUPT_ENABLE:
+ if (IntMask == 0) {
+ CdbPtr->StatFlags = PXE_STATFLAGS_COMMAND_FAILED;
+ CdbPtr->StatCode = PXE_STATCODE_INVALID_CDB;
+ return ;
+ }
+
+ AdapterInfo->int_mask = IntMask;
+ E100bSetInterruptState (AdapterInfo);
+ break;
+
+ case PXE_OPFLAGS_INTERRUPT_DISABLE:
+ if (IntMask != 0) {
+ AdapterInfo->int_mask = (UINT16) (AdapterInfo->int_mask & ~(IntMask));
+ E100bSetInterruptState (AdapterInfo);
+ break;
+ }
+
+ //
+ // else fall thru.
+ //
+ default:
+ CdbPtr->StatFlags = PXE_STATFLAGS_COMMAND_FAILED;
+ CdbPtr->StatCode = PXE_STATCODE_INVALID_CDB;
+ return ;
+ }
+
+ if ((AdapterInfo->int_mask & PXE_OPFLAGS_INTERRUPT_RECEIVE) != 0) {
+ CdbPtr->StatFlags |= PXE_STATFLAGS_INTERRUPT_RECEIVE;
+
+ }
+
+ if ((AdapterInfo->int_mask & PXE_OPFLAGS_INTERRUPT_TRANSMIT) != 0) {
+ CdbPtr->StatFlags |= PXE_STATFLAGS_INTERRUPT_TRANSMIT;
+
+ }
+
+ if ((AdapterInfo->int_mask & PXE_OPFLAGS_INTERRUPT_COMMAND) != 0) {
+ CdbPtr->StatFlags |= PXE_STATFLAGS_INTERRUPT_COMMAND;
+
+ }
+
+ return ;
+}
+
+
+/**
+ This routine is used to read and change receive filters and, if supported, read
+ and change multicast MAC address filter list.
+
+ @param CdbPtr Pointer to the command descriptor block.
+ @param AdapterInfo Pointer to the NIC data structure information which
+ the UNDI driver is layering on..
+
+ @return None
+
+**/
+VOID
+UNDI_RecFilter (
+ IN PXE_CDB *CdbPtr,
+ IN NIC_DATA_INSTANCE *AdapterInfo
+ )
+{
+ UINT16 NewFilter;
+ UINT16 OpFlags;
+ PXE_DB_RECEIVE_FILTERS *DbPtr;
+ UINT8 *MacAddr;
+ UINTN MacCount;
+ UINT16 Index;
+ UINT16 copy_len;
+ UINT8 *ptr1;
+ UINT8 *ptr2;
+ OpFlags = CdbPtr->OpFlags;
+ NewFilter = (UINT16) (OpFlags & 0x1F);
+
+ switch (OpFlags & PXE_OPFLAGS_RECEIVE_FILTER_OPMASK) {
+ case PXE_OPFLAGS_RECEIVE_FILTER_READ:
+
+ //
+ // not expecting a cpb, not expecting any filter bits
+ //
+ if ((NewFilter != 0) || (CdbPtr->CPBsize != 0)) {
+ goto BadCdb;
+
+ }
+
+ if ((NewFilter & PXE_OPFLAGS_RECEIVE_FILTER_RESET_MCAST_LIST) == 0) {
+ goto JustRead;
+
+ }
+
+ NewFilter = (UINT16) (NewFilter | AdapterInfo->Rx_Filter);
+ //
+ // all other flags are ignored except mcast_reset
+ //
+ break;
+
+ case PXE_OPFLAGS_RECEIVE_FILTER_ENABLE:
+ //
+ // there should be atleast one other filter bit set.
+ //
+ if (NewFilter == 0) {
+ //
+ // nothing to enable
+ //
+ goto BadCdb;
+ }
+
+ if (CdbPtr->CPBsize != 0) {
+ //
+ // this must be a multicast address list!
+ // don't accept the list unless selective_mcast is set
+ // don't accept confusing mcast settings with this
+ //
+ if (((NewFilter & PXE_OPFLAGS_RECEIVE_FILTER_FILTERED_MULTICAST) == 0) ||
+ ((NewFilter & PXE_OPFLAGS_RECEIVE_FILTER_RESET_MCAST_LIST) != 0) ||
+ ((NewFilter & PXE_OPFLAGS_RECEIVE_FILTER_ALL_MULTICAST) != 0) ||
+ ((CdbPtr->CPBsize % sizeof (PXE_MAC_ADDR)) != 0) ) {
+ goto BadCdb;
+ }
+
+ MacAddr = (UINT8 *) ((UINTN) (CdbPtr->CPBaddr));
+ MacCount = CdbPtr->CPBsize / sizeof (PXE_MAC_ADDR);
+
+ for (; MacCount-- != 0; MacAddr += sizeof (PXE_MAC_ADDR)) {
+ if (MacAddr[0] != 0x01 || MacAddr[1] != 0x00 || MacAddr[2] != 0x5E || (MacAddr[3] & 0x80) != 0) {
+ CdbPtr->StatFlags = PXE_STATFLAGS_COMMAND_FAILED;
+ CdbPtr->StatCode = PXE_STATCODE_INVALID_CPB;
+ return ;
+ }
+ }
+ }
+
+ //
+ // check selective mcast case enable case
+ //
+ if ((OpFlags & PXE_OPFLAGS_RECEIVE_FILTER_FILTERED_MULTICAST) != 0) {
+ if (((OpFlags & PXE_OPFLAGS_RECEIVE_FILTER_RESET_MCAST_LIST) != 0) ||
+ ((OpFlags & PXE_OPFLAGS_RECEIVE_FILTER_ALL_MULTICAST) != 0) ) {
+ goto BadCdb;
+
+ }
+ //
+ // if no cpb, make sure we have an old list
+ //
+ if ((CdbPtr->CPBsize == 0) && (AdapterInfo->mcast_list.list_len == 0)) {
+ goto BadCdb;
+ }
+ }
+ //
+ // if you want to enable anything, you got to have unicast
+ // and you have what you already enabled!
+ //
+ NewFilter = (UINT16) (NewFilter | (PXE_OPFLAGS_RECEIVE_FILTER_UNICAST | AdapterInfo->Rx_Filter));
+
+ break;
+
+ case PXE_OPFLAGS_RECEIVE_FILTER_DISABLE:
+
+ //
+ // mcast list not expected, i.e. no cpb here!
+ //
+ if (CdbPtr->CPBsize != PXE_CPBSIZE_NOT_USED) {
+ goto BadCdb;
+ }
+
+ NewFilter = (UINT16) ((~(CdbPtr->OpFlags & 0x1F)) & AdapterInfo->Rx_Filter);
+
+ break;
+
+ default:
+ goto BadCdb;
+ }
+
+ if ((OpFlags & PXE_OPFLAGS_RECEIVE_FILTER_RESET_MCAST_LIST) != 0) {
+ AdapterInfo->mcast_list.list_len = 0;
+ NewFilter &= (~PXE_OPFLAGS_RECEIVE_FILTER_FILTERED_MULTICAST);
+ }
+
+ E100bSetfilter (AdapterInfo, NewFilter, CdbPtr->CPBaddr, CdbPtr->CPBsize);
+
+JustRead:
+ //
+ // give the current mcast list
+ //
+ if ((CdbPtr->DBsize != 0) && (AdapterInfo->mcast_list.list_len != 0)) {
+ //
+ // copy the mc list to db
+ //
+
+ DbPtr = (PXE_DB_RECEIVE_FILTERS *) (UINTN) CdbPtr->DBaddr;
+ ptr1 = (UINT8 *) (&DbPtr->MCastList[0]);
+
+ //
+ // DbPtr->mc_count = AdapterInfo->mcast_list.list_len;
+ //
+ copy_len = (UINT16) (AdapterInfo->mcast_list.list_len * PXE_MAC_LENGTH);
+
+ if (copy_len > CdbPtr->DBsize) {
+ copy_len = CdbPtr->DBsize;
+
+ }
+
+ ptr2 = (UINT8 *) (&AdapterInfo->mcast_list.mc_list[0]);
+ for (Index = 0; Index < copy_len; Index++) {
+ ptr1[Index] = ptr2[Index];
+ }
+ }
+ //
+ // give the stat flags here
+ //
+ if (AdapterInfo->Receive_Started) {
+ CdbPtr->StatFlags = (PXE_STATFLAGS) (CdbPtr->StatFlags | AdapterInfo->Rx_Filter);
+
+ }
+
+ return ;
+
+BadCdb:
+ CdbPtr->StatFlags = PXE_STATFLAGS_COMMAND_FAILED;
+ CdbPtr->StatCode = PXE_STATCODE_INVALID_CDB;
+}
+
+
+/**
+ This routine is used to get the current station and broadcast MAC addresses, and to change the
+ current station MAC address.
+
+ @param CdbPtr Pointer to the command descriptor block.
+ @param AdapterInfo Pointer to the NIC data structure information which
+ the UNDI driver is layering on..
+
+ @return None
+
+**/
+VOID
+UNDI_StnAddr (
+ IN PXE_CDB *CdbPtr,
+ IN NIC_DATA_INSTANCE *AdapterInfo
+ )
+{
+ PXE_CPB_STATION_ADDRESS *CpbPtr;
+ PXE_DB_STATION_ADDRESS *DbPtr;
+ UINT16 Index;
+
+ if (CdbPtr->OpFlags == PXE_OPFLAGS_STATION_ADDRESS_RESET) {
+ //
+ // configure the permanent address.
+ // change the AdapterInfo->CurrentNodeAddress field.
+ //
+ if (CompareMem (
+ &AdapterInfo->CurrentNodeAddress[0],
+ &AdapterInfo->PermNodeAddress[0],
+ PXE_MAC_LENGTH
+ ) != 0) {
+ for (Index = 0; Index < PXE_MAC_LENGTH; Index++) {
+ AdapterInfo->CurrentNodeAddress[Index] = AdapterInfo->PermNodeAddress[Index];
+ }
+
+ E100bSetupIAAddr (AdapterInfo);
+ }
+ }
+
+ if (CdbPtr->CPBaddr != (UINT64) 0) {
+ CpbPtr = (PXE_CPB_STATION_ADDRESS *) (UINTN) (CdbPtr->CPBaddr);
+ //
+ // configure the new address
+ //
+ for (Index = 0; Index < PXE_MAC_LENGTH; Index++) {
+ AdapterInfo->CurrentNodeAddress[Index] = CpbPtr->StationAddr[Index];
+ }
+
+ E100bSetupIAAddr (AdapterInfo);
+ }
+
+ if (CdbPtr->DBaddr != (UINT64) 0) {
+ DbPtr = (PXE_DB_STATION_ADDRESS *) (UINTN) (CdbPtr->DBaddr);
+ //
+ // fill it with the new values
+ //
+ for (Index = 0; Index < PXE_MAC_LENGTH; Index++) {
+ DbPtr->StationAddr[Index] = AdapterInfo->CurrentNodeAddress[Index];
+ DbPtr->BroadcastAddr[Index] = AdapterInfo->BroadcastNodeAddress[Index];
+ DbPtr->PermanentAddr[Index] = AdapterInfo->PermNodeAddress[Index];
+ }
+ }
+
+ return ;
+}
+
+
+/**
+ This routine is used to read and clear the NIC traffic statistics. This command is supported only
+ if the !PXE structure's Implementation flags say so.
+ Results will be parsed out in the following manner:
+ CdbPtr->DBaddr.Data[0] R Total Frames (Including frames with errors and dropped frames)
+ CdbPtr->DBaddr.Data[1] R Good Frames (All frames copied into receive buffer)
+ CdbPtr->DBaddr.Data[2] R Undersize Frames (Frames below minimum length for media <64 for ethernet)
+ CdbPtr->DBaddr.Data[4] R Dropped Frames (Frames that were dropped because receive buffers were full)
+ CdbPtr->DBaddr.Data[8] R CRC Error Frames (Frames with alignment or CRC errors)
+ CdbPtr->DBaddr.Data[A] T Total Frames (Including frames with errors and dropped frames)
+ CdbPtr->DBaddr.Data[B] T Good Frames (All frames copied into transmit buffer)
+ CdbPtr->DBaddr.Data[C] T Undersize Frames (Frames below minimum length for media <64 for ethernet)
+ CdbPtr->DBaddr.Data[E] T Dropped Frames (Frames that were dropped because of collisions)
+ CdbPtr->DBaddr.Data[14] T Total Collision Frames (Total collisions on this subnet)
+
+ @param CdbPtr Pointer to the command descriptor block.
+ @param AdapterInfo Pointer to the NIC data structure information which
+ the UNDI driver is layering on..
+
+ @return None
+
+**/
+VOID
+UNDI_Statistics (
+ IN PXE_CDB *CdbPtr,
+ IN NIC_DATA_INSTANCE *AdapterInfo
+ )
+{
+ if ((CdbPtr->OpFlags &~(PXE_OPFLAGS_STATISTICS_RESET)) != 0) {
+ CdbPtr->StatFlags = PXE_STATFLAGS_COMMAND_FAILED;
+ CdbPtr->StatCode = PXE_STATCODE_INVALID_CDB;
+ return ;
+ }
+
+ if ((CdbPtr->OpFlags & PXE_OPFLAGS_STATISTICS_RESET) != 0) {
+ //
+ // Reset the statistics
+ //
+ CdbPtr->StatCode = (UINT16) E100bStatistics (AdapterInfo, 0, 0);
+ } else {
+ CdbPtr->StatCode = (UINT16) E100bStatistics (AdapterInfo, CdbPtr->DBaddr, CdbPtr->DBsize);
+ }
+
+ return ;
+}
+
+
+/**
+ This routine is used to translate a multicast IP address to a multicast MAC address.
+ This results in a MAC address composed of 25 bits of fixed data with the upper 23 bits of the IP
+ address being appended to it. Results passed back in the equivalent of CdbPtr->DBaddr->MAC[0-5].
+
+ @param CdbPtr Pointer to the command descriptor block.
+ @param AdapterInfo Pointer to the NIC data structure information which
+ the UNDI driver is layering on..
+
+ @return None
+
+**/
+VOID
+UNDI_ip2mac (
+ IN PXE_CDB *CdbPtr,
+ IN NIC_DATA_INSTANCE *AdapterInfo
+ )
+{
+ PXE_CPB_MCAST_IP_TO_MAC *CpbPtr;
+ PXE_DB_MCAST_IP_TO_MAC *DbPtr;
+ UINT8 *TmpPtr;
+
+ CpbPtr = (PXE_CPB_MCAST_IP_TO_MAC *) (UINTN) CdbPtr->CPBaddr;
+ DbPtr = (PXE_DB_MCAST_IP_TO_MAC *) (UINTN) CdbPtr->DBaddr;
+
+ if ((CdbPtr->OpFlags & PXE_OPFLAGS_MCAST_IPV6_TO_MAC) != 0) {
+ //
+ // for now this is not supported
+ //
+ CdbPtr->StatFlags = PXE_STATFLAGS_COMMAND_FAILED;
+ CdbPtr->StatCode = PXE_STATCODE_UNSUPPORTED;
+ return ;
+ }
+
+ TmpPtr = (UINT8 *) (&CpbPtr->IP.IPv4);
+ //
+ // check if the ip given is a mcast IP
+ //
+ if ((TmpPtr[0] & 0xF0) != 0xE0) {
+ CdbPtr->StatFlags = PXE_STATFLAGS_COMMAND_FAILED;
+ CdbPtr->StatCode = PXE_STATCODE_INVALID_CPB;
+ }
+ //
+ // take the last 23 bits in IP.
+ // be very careful. accessing word on a non-word boundary will hang motherboard codenamed Big Sur
+ // casting the mac array (in the middle) to a UINT32 pointer and accessing
+ // the UINT32 content hung the system...
+ //
+ DbPtr->MAC[0] = 0x01;
+ DbPtr->MAC[1] = 0x00;
+ DbPtr->MAC[2] = 0x5e;
+ DbPtr->MAC[3] = (UINT8) (TmpPtr[1] & 0x7f);
+ DbPtr->MAC[4] = (UINT8) TmpPtr[2];
+ DbPtr->MAC[5] = (UINT8) TmpPtr[3];
+
+ return ;
+}
+
+
+/**
+ This routine is used to read and write non-volatile storage on the NIC (if supported). The NVRAM
+ could be EEPROM, FLASH, or battery backed RAM.
+ This is an optional function according to the UNDI specification (or will be......)
+
+ @param CdbPtr Pointer to the command descriptor block.
+ @param AdapterInfo Pointer to the NIC data structure information which
+ the UNDI driver is layering on..
+
+ @return None
+
+**/
+VOID
+UNDI_NVData (
+ IN PXE_CDB *CdbPtr,
+ IN NIC_DATA_INSTANCE *AdapterInfo
+ )
+{
+ PXE_DB_NVDATA *DbPtr;
+ UINT16 Index;
+
+ if ((CdbPtr->OpFlags == PXE_OPFLAGS_NVDATA_READ) != 0) {
+
+ if ((CdbPtr->DBsize == PXE_DBSIZE_NOT_USED) != 0) {
+ CdbPtr->StatFlags = PXE_STATFLAGS_COMMAND_FAILED;
+ CdbPtr->StatCode = PXE_STATCODE_INVALID_CDB;
+ return ;
+ }
+
+ DbPtr = (PXE_DB_NVDATA *) (UINTN) CdbPtr->DBaddr;
+
+ for (Index = 0; Index < MAX_PCI_CONFIG_LEN; Index++) {
+ DbPtr->Data.Dword[Index] = AdapterInfo->NVData[Index];
+
+ }
+
+ } else {
+ //
+ // no write for now
+ //
+ CdbPtr->StatFlags = PXE_STATFLAGS_COMMAND_FAILED;
+ CdbPtr->StatCode = PXE_STATCODE_UNSUPPORTED;
+ }
+
+ return ;
+}
+
+
+/**
+ This routine returns the current interrupt status and/or the transmitted buffer addresses.
+ If the current interrupt status is returned, pending interrupts will be acknowledged by this
+ command. Transmitted buffer addresses that are written to the DB are removed from the transmit
+ buffer queue.
+ Normally, this command would be polled with interrupts disabled.
+ The transmit buffers are returned in CdbPtr->DBaddr->TxBufer[0 - NumEntries].
+ The interrupt status is returned in CdbPtr->StatFlags.
+
+ @param CdbPtr Pointer to the command descriptor block.
+ @param AdapterInfo Pointer to the NIC data structure information which
+ the UNDI driver is layering on..
+
+ @return None
+
+**/
+VOID
+UNDI_Status (
+ IN PXE_CDB *CdbPtr,
+ IN NIC_DATA_INSTANCE *AdapterInfo
+ )
+{
+ PXE_DB_GET_STATUS *DbPtr;
+ PXE_DB_GET_STATUS TmpGetStatus;
+ UINT16 Index;
+ UINT16 Status;
+ UINT16 NumEntries;
+ RxFD *RxPtr;
+
+ //
+ // Fill in temporary GetStatus storage.
+ //
+ RxPtr = &AdapterInfo->rx_ring[AdapterInfo->cur_rx_ind];
+
+ if ((RxPtr->cb_header.status & RX_COMPLETE) != 0) {
+ TmpGetStatus.RxFrameLen = RxPtr->ActualCount & 0x3fff;
+ } else {
+ TmpGetStatus.RxFrameLen = 0;
+ }
+
+ TmpGetStatus.reserved = 0;
+
+ //
+ // Fill in size of next available receive packet and
+ // reserved field in caller's DB storage.
+ //
+ DbPtr = (PXE_DB_GET_STATUS *) (UINTN) CdbPtr->DBaddr;
+
+ if (CdbPtr->DBsize > 0 && CdbPtr->DBsize < sizeof (UINT32) * 2) {
+ CopyMem (DbPtr, &TmpGetStatus, CdbPtr->DBsize);
+ } else {
+ CopyMem (DbPtr, &TmpGetStatus, sizeof (UINT32) * 2);
+ }
+
+ //
+ //
+ //
+ if ((CdbPtr->OpFlags & PXE_OPFLAGS_GET_TRANSMITTED_BUFFERS) != 0) {
+ //
+ // DBsize of zero is invalid if Tx buffers are requested.
+ //
+ if (CdbPtr->DBsize == 0) {
+ CdbPtr->StatFlags = PXE_STATFLAGS_COMMAND_FAILED;
+ CdbPtr->StatCode = PXE_STATCODE_INVALID_CDB;
+ return ;
+ }
+
+ //
+ // remember this b4 we overwrite
+ //
+ NumEntries = (UINT16) (CdbPtr->DBsize - sizeof (UINT64));
+
+ //
+ // We already filled in 2 UINT32s.
+ //
+ CdbPtr->DBsize = sizeof (UINT32) * 2;
+
+ //
+ // will claim any hanging free CBs
+ //
+ CheckCBList (AdapterInfo);
+
+ if (AdapterInfo->xmit_done_head == AdapterInfo->xmit_done_tail) {
+ CdbPtr->StatFlags |= PXE_STATFLAGS_GET_STATUS_TXBUF_QUEUE_EMPTY;
+ } else {
+ for (Index = 0; NumEntries >= sizeof (UINT64); Index++, NumEntries -= sizeof (UINT64)) {
+ if (AdapterInfo->xmit_done_head != AdapterInfo->xmit_done_tail) {
+ DbPtr->TxBuffer[Index] = AdapterInfo->xmit_done[AdapterInfo->xmit_done_head];
+ AdapterInfo->xmit_done_head = next (AdapterInfo->xmit_done_head);
+ CdbPtr->DBsize += sizeof (UINT64);
+ } else {
+ break;
+ }
+ }
+ }
+
+ if (AdapterInfo->xmit_done_head != AdapterInfo->xmit_done_tail) {
+ CdbPtr->StatFlags |= PXE_STATFLAGS_DB_WRITE_TRUNCATED;
+
+ }
+ //
+ // check for a receive buffer and give it's size in db
+ //
+ }
+ //
+ //
+ //
+ if ((CdbPtr->OpFlags & PXE_OPFLAGS_GET_INTERRUPT_STATUS) != 0) {
+
+ Status = InWord (AdapterInfo, AdapterInfo->ioaddr + SCBStatus);
+ AdapterInfo->Int_Status = (UINT16) (AdapterInfo->Int_Status | Status);
+
+ //
+ // acknoledge the interrupts
+ //
+ OutWord (AdapterInfo, (UINT16) (Status & 0xfc00), (UINT32) (AdapterInfo->ioaddr + SCBStatus));
+
+ //
+ // report all the outstanding interrupts
+ //
+ Status = AdapterInfo->Int_Status;
+ if ((Status & SCB_STATUS_FR) != 0) {
+ CdbPtr->StatFlags |= PXE_STATFLAGS_GET_STATUS_RECEIVE;
+ }
+
+ if ((Status & SCB_STATUS_SWI) != 0) {
+ CdbPtr->StatFlags |= PXE_STATFLAGS_GET_STATUS_SOFTWARE;
+ }
+ }
+
+ return ;
+}
+
+
+/**
+ This routine is used to fill media header(s) in transmit packet(s).
+ Copies the MAC address into the media header whether it is dealing
+ with fragmented or non-fragmented packets.
+
+ @param CdbPtr Pointer to the command descriptor block.
+ @param AdapterInfo Pointer to the NIC data structure information which
+ the UNDI driver is layering on..
+
+ @return None
+
+**/
+VOID
+UNDI_FillHeader (
+ IN PXE_CDB *CdbPtr,
+ IN NIC_DATA_INSTANCE *AdapterInfo
+ )
+{
+ PXE_CPB_FILL_HEADER *Cpb;
+ PXE_CPB_FILL_HEADER_FRAGMENTED *Cpbf;
+ EtherHeader *MacHeader;
+ UINTN Index;
+
+ if (CdbPtr->CPBsize == PXE_CPBSIZE_NOT_USED) {
+ CdbPtr->StatFlags = PXE_STATFLAGS_COMMAND_FAILED;
+ CdbPtr->StatCode = PXE_STATCODE_INVALID_CDB;
+ return ;
+ }
+
+ if ((CdbPtr->OpFlags & PXE_OPFLAGS_FILL_HEADER_FRAGMENTED) != 0) {
+ Cpbf = (PXE_CPB_FILL_HEADER_FRAGMENTED *) (UINTN) CdbPtr->CPBaddr;
+
+ //
+ // assume 1st fragment is big enough for the mac header
+ //
+ if ((Cpbf->FragCnt == 0) || (Cpbf->FragDesc[0].FragLen < PXE_MAC_HEADER_LEN_ETHER)) {
+ //
+ // no buffers given
+ //
+ CdbPtr->StatFlags = PXE_STATFLAGS_COMMAND_FAILED;
+ CdbPtr->StatCode = PXE_STATCODE_INVALID_CDB;
+ return ;
+ }
+
+ MacHeader = (EtherHeader *) (UINTN) Cpbf->FragDesc[0].FragAddr;
+ //
+ // we don't swap the protocol bytes
+ //
+ MacHeader->type = Cpbf->Protocol;
+
+ for (Index = 0; Index < PXE_HWADDR_LEN_ETHER; Index++) {
+ MacHeader->dest_addr[Index] = Cpbf->DestAddr[Index];
+ MacHeader->src_addr[Index] = Cpbf->SrcAddr[Index];
+ }
+ } else {
+ Cpb = (PXE_CPB_FILL_HEADER *) (UINTN) CdbPtr->CPBaddr;
+
+ MacHeader = (EtherHeader *) (UINTN) Cpb->MediaHeader;
+ //
+ // we don't swap the protocol bytes
+ //
+ MacHeader->type = Cpb->Protocol;
+
+ for (Index = 0; Index < PXE_HWADDR_LEN_ETHER; Index++) {
+ MacHeader->dest_addr[Index] = Cpb->DestAddr[Index];
+ MacHeader->src_addr[Index] = Cpb->SrcAddr[Index];
+ }
+ }
+
+ return ;
+}
+
+
+/**
+ This routine is used to place a packet into the transmit queue. The data buffers given to
+ this command are to be considered locked and the application or network driver loses
+ ownership of these buffers and must not free or relocate them until the ownership returns.
+ When the packets are transmitted, a transmit complete interrupt is generated (if interrupts
+ are disabled, the transmit interrupt status is still set and can be checked using the UNDI_Status
+ command.
+ Some implementations and adapters support transmitting multiple packets with one transmit
+ command. If this feature is supported, the transmit CPBs can be linked in one transmit
+ command.
+ All UNDIs support fragmented frames, now all network devices or protocols do. If a fragmented
+ frame CPB is given to UNDI and the network device does not support fragmented frames
+ (see !PXE.Implementation flag), the UNDI will have to copy the fragments into a local buffer
+ before transmitting.
+
+ @param CdbPtr Pointer to the command descriptor block.
+ @param AdapterInfo Pointer to the NIC data structure information which
+ the UNDI driver is layering on..
+
+ @return None
+
+**/
+VOID
+UNDI_Transmit (
+ IN PXE_CDB *CdbPtr,
+ IN NIC_DATA_INSTANCE *AdapterInfo
+ )
+{
+
+ if (CdbPtr->CPBsize == PXE_CPBSIZE_NOT_USED) {
+ CdbPtr->StatFlags = PXE_STATFLAGS_COMMAND_FAILED;
+ CdbPtr->StatCode = PXE_STATCODE_INVALID_CDB;
+ return ;
+ }
+
+ CdbPtr->StatCode = (PXE_STATCODE) E100bTransmit (AdapterInfo, CdbPtr->CPBaddr, CdbPtr->OpFlags);
+
+ if (CdbPtr->StatCode != PXE_STATCODE_SUCCESS) {
+ CdbPtr->StatFlags = PXE_STATFLAGS_COMMAND_FAILED;
+ }
+
+ return ;
+}
+
+
+/**
+ When the network adapter has received a frame, this command is used to copy the frame
+ into the driver/application storage location. Once a frame has been copied, it is
+ removed from the receive queue.
+
+ @param CdbPtr Pointer to the command descriptor block.
+ @param AdapterInfo Pointer to the NIC data structure information which
+ the UNDI driver is layering on..
+
+ @return None
+
+**/
+VOID
+UNDI_Receive (
+ IN PXE_CDB *CdbPtr,
+ IN NIC_DATA_INSTANCE *AdapterInfo
+ )
+{
+
+ //
+ // check if RU has started...
+ //
+ if (!AdapterInfo->Receive_Started) {
+ CdbPtr->StatFlags = PXE_STATFLAGS_COMMAND_FAILED;
+ CdbPtr->StatCode = PXE_STATCODE_NOT_INITIALIZED;
+ return ;
+ }
+
+
+ CdbPtr->StatCode = (UINT16) E100bReceive (AdapterInfo, CdbPtr->CPBaddr, CdbPtr->DBaddr);
+ if (CdbPtr->StatCode != PXE_STATCODE_SUCCESS) {
+ CdbPtr->StatFlags = PXE_STATFLAGS_COMMAND_FAILED;
+
+ }
+
+ return ;
+}
+
+
+
+/**
+ This is the main SW UNDI API entry using the newer nii protocol.
+ The parameter passed in is a 64 bit flat model virtual
+ address of the cdb. We then jump into the common routine for both old and
+ new nii protocol entries.
+
+ @param CdbPtr Pointer to the command descriptor block.
+ @param AdapterInfo Pointer to the NIC data structure information which
+ the UNDI driver is layering on..
+
+ @return None
+
+**/
+// TODO: cdb - add argument and description to function comment
+VOID
+UNDI_APIEntry_new (
+ IN UINT64 cdb
+ )
+{
+ PXE_CDB *CdbPtr;
+ NIC_DATA_INSTANCE *AdapterInfo;
+
+ if (cdb == (UINT64) 0) {
+ return ;
+
+ }
+
+ CdbPtr = (PXE_CDB *) (UINTN) cdb;
+
+ if (CdbPtr->IFnum >= pxe_31->IFcnt) {
+ CdbPtr->StatFlags = PXE_STATFLAGS_COMMAND_FAILED;
+ CdbPtr->StatCode = PXE_STATCODE_INVALID_CDB;
+ return ;
+ }
+
+ AdapterInfo = &(UNDI32DeviceList[CdbPtr->IFnum]->NicInfo);
+ //
+ // entering from older entry point
+ //
+ AdapterInfo->VersionFlag = 0x31;
+ UNDI_APIEntry_Common (cdb);
+}
+
+
+/**
+ This is the common routine for both old and new entry point procedures.
+ The parameter passed in is a 64 bit flat model virtual
+ address of the cdb. We then jump into the service routine pointed to by the
+ Api_Table[OpCode].
+
+ @param CdbPtr Pointer to the command descriptor block.
+ @param AdapterInfo Pointer to the NIC data structure information which
+ the UNDI driver is layering on..
+
+ @return None
+
+**/
+// TODO: cdb - add argument and description to function comment
+VOID
+UNDI_APIEntry_Common (
+ IN UINT64 cdb
+ )
+{
+ PXE_CDB *CdbPtr;
+ NIC_DATA_INSTANCE *AdapterInfo;
+ UNDI_CALL_TABLE *tab_ptr;
+
+ CdbPtr = (PXE_CDB *) (UINTN) cdb;
+
+ //
+ // check the OPCODE range
+ //
+ if ((CdbPtr->OpCode > PXE_OPCODE_LAST_VALID) ||
+ (CdbPtr->StatCode != PXE_STATCODE_INITIALIZE) ||
+ (CdbPtr->StatFlags != PXE_STATFLAGS_INITIALIZE) ||
+ (CdbPtr->IFnum >= pxe_31->IFcnt) ) {
+ goto badcdb;
+
+ }
+
+ if (CdbPtr->CPBsize == PXE_CPBSIZE_NOT_USED) {
+ if (CdbPtr->CPBaddr != PXE_CPBADDR_NOT_USED) {
+ goto badcdb;
+ }
+ } else if (CdbPtr->CPBaddr == PXE_CPBADDR_NOT_USED) {
+ goto badcdb;
+ }
+
+ if (CdbPtr->DBsize == PXE_DBSIZE_NOT_USED) {
+ if (CdbPtr->DBaddr != PXE_DBADDR_NOT_USED) {
+ goto badcdb;
+ }
+ } else if (CdbPtr->DBaddr == PXE_DBADDR_NOT_USED) {
+ goto badcdb;
+ }
+
+ //
+ // check if cpbsize and dbsize are as needed
+ // check if opflags are as expected
+ //
+ tab_ptr = &api_table[CdbPtr->OpCode];
+
+ if (tab_ptr->cpbsize != (UINT16) (DONT_CHECK) && tab_ptr->cpbsize != CdbPtr->CPBsize) {
+ goto badcdb;
+ }
+
+ if (tab_ptr->dbsize != (UINT16) (DONT_CHECK) && tab_ptr->dbsize != CdbPtr->DBsize) {
+ goto badcdb;
+ }
+
+ if (tab_ptr->opflags != (UINT16) (DONT_CHECK) && tab_ptr->opflags != CdbPtr->OpFlags) {
+ goto badcdb;
+
+ }
+
+ AdapterInfo = &(UNDI32DeviceList[CdbPtr->IFnum]->NicInfo);
+
+ //
+ // check if UNDI_State is valid for this call
+ //
+ if (tab_ptr->state != (UINT16) (-1)) {
+ //
+ // should atleast be started
+ //
+ if (AdapterInfo->State == PXE_STATFLAGS_GET_STATE_STOPPED) {
+ CdbPtr->StatFlags = PXE_STATFLAGS_COMMAND_FAILED;
+ CdbPtr->StatCode = PXE_STATCODE_NOT_STARTED;
+ return ;
+ }
+ //
+ // check if it should be initialized
+ //
+ if (tab_ptr->state == 2) {
+ if (AdapterInfo->State != PXE_STATFLAGS_GET_STATE_INITIALIZED) {
+ CdbPtr->StatCode = PXE_STATCODE_NOT_INITIALIZED;
+ CdbPtr->StatFlags = PXE_STATFLAGS_COMMAND_FAILED;
+ return ;
+ }
+ }
+ }
+ //
+ // set the return variable for success case here
+ //
+ CdbPtr->StatFlags = PXE_STATFLAGS_COMMAND_COMPLETE;
+ CdbPtr->StatCode = PXE_STATCODE_SUCCESS;
+
+ tab_ptr->api_ptr (CdbPtr, AdapterInfo);
+ return ;
+ //
+ // %% AVL - check for command linking
+ //
+badcdb:
+ CdbPtr->StatFlags = PXE_STATFLAGS_COMMAND_FAILED;
+ CdbPtr->StatCode = PXE_STATCODE_INVALID_CDB;
+ return ;
+}
+
+
+/**
+ When called with a null NicPtr, this routine decrements the number of NICs
+ this UNDI is supporting and removes the NIC_DATA_POINTER from the array.
+ Otherwise, it increments the number of NICs this UNDI is supported and
+ updates the pxe.Fudge to ensure a proper check sum results.
+
+ @param NicPtr Pointer to the NIC data structure.
+
+ @return None
+
+**/
+VOID
+PxeUpdate (
+ IN NIC_DATA_INSTANCE *NicPtr,
+ IN PXE_SW_UNDI *PxePtr
+ )
+{
+ if (NicPtr == NULL) {
+ if (PxePtr->IFcnt > 0) {
+ //
+ // number of NICs this undi supports
+ //
+ PxePtr->IFcnt--;
+ }
+
+ PxePtr->Fudge = (UINT8) (PxePtr->Fudge - CalculateSum8 ((VOID *) PxePtr, PxePtr->Len));
+ return ;
+ }
+
+ //
+ // number of NICs this undi supports
+ //
+ PxePtr->IFcnt++;
+ PxePtr->Fudge = (UINT8) (PxePtr->Fudge - CalculateSum8 ((VOID *) PxePtr, PxePtr->Len));
+
+ return ;
+}
+
+
+/**
+ Initialize the !PXE structure
+
+ @param PxePtr Pointer to SW_UNDI data structure.
+
+ @retval EFI_SUCCESS This driver is added to Controller.
+ @retval other This driver does not support this device.
+
+**/
+VOID
+PxeStructInit (
+ IN PXE_SW_UNDI *PxePtr
+ )
+{
+ //
+ // Initialize the !PXE structure
+ //
+ PxePtr->Signature = PXE_ROMID_SIGNATURE;
+ PxePtr->Len = sizeof (PXE_SW_UNDI);
+ //
+ // cksum
+ //
+ PxePtr->Fudge = 0;
+ //
+ // number of NICs this undi supports
+ //
+ PxePtr->IFcnt = 0;
+ PxePtr->Rev = PXE_ROMID_REV;
+ PxePtr->MajorVer = PXE_ROMID_MAJORVER;
+ PxePtr->MinorVer = PXE_ROMID_MINORVER;
+ PxePtr->reserved1 = 0;
+
+ PxePtr->Implementation = PXE_ROMID_IMP_SW_VIRT_ADDR |
+ PXE_ROMID_IMP_FRAG_SUPPORTED |
+ PXE_ROMID_IMP_CMD_LINK_SUPPORTED |
+ PXE_ROMID_IMP_NVDATA_READ_ONLY |
+ PXE_ROMID_IMP_STATION_ADDR_SETTABLE |
+ PXE_ROMID_IMP_PROMISCUOUS_MULTICAST_RX_SUPPORTED |
+ PXE_ROMID_IMP_PROMISCUOUS_RX_SUPPORTED |
+ PXE_ROMID_IMP_BROADCAST_RX_SUPPORTED |
+ PXE_ROMID_IMP_FILTERED_MULTICAST_RX_SUPPORTED |
+ PXE_ROMID_IMP_SOFTWARE_INT_SUPPORTED |
+ PXE_ROMID_IMP_PACKET_RX_INT_SUPPORTED;
+
+ PxePtr->EntryPoint = (UINT64) (UINTN) UNDI_APIEntry_new;
+ PxePtr->MinorVer = PXE_ROMID_MINORVER_31;
+
+ PxePtr->reserved2[0] = 0;
+ PxePtr->reserved2[1] = 0;
+ PxePtr->reserved2[2] = 0;
+ PxePtr->BusCnt = 1;
+ PxePtr->BusType[0] = PXE_BUSTYPE_PCI;
+
+ PxePtr->Fudge = (UINT8) (PxePtr->Fudge - CalculateSum8 ((VOID *) PxePtr, PxePtr->Len));
+}
+
diff --git a/OptionRomPkg/UndiRuntimeDxe/E100b.c b/OptionRomPkg/UndiRuntimeDxe/E100b.c new file mode 100644 index 0000000000..c0600c5e5a --- /dev/null +++ b/OptionRomPkg/UndiRuntimeDxe/E100b.c @@ -0,0 +1,3543 @@ +/** @file
+ Provides basic function upon network adapter card.
+
+Copyright (c) 2006, Intel Corporation
+All rights reserved. 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.
+
+**/
+
+#include "Undi32.h"
+
+UINT8 basic_config_cmd[22] = {
+ 22, 0x08,
+ 0, 0,
+ 0, (UINT8)0x80,
+ 0x32, 0x03,
+ 1, 0,
+ 0x2E, 0,
+ 0x60, 0,
+ (UINT8)0xf2, 0x48,
+ 0, 0x40,
+ (UINT8)0xf2, (UINT8)0x80, // 0x40=Force full-duplex
+ 0x3f, 0x05,
+};
+
+//
+// How to wait for the command unit to accept a command.
+// Typically this takes 0 ticks.
+//
+#define wait_for_cmd_done(cmd_ioaddr) \
+{ \
+ INT16 wait_count = 2000; \
+ while ((InByte (AdapterInfo, cmd_ioaddr) != 0) && --wait_count >= 0) \
+ DelayIt (AdapterInfo, 10); \
+ if (wait_count == 0) \
+ DelayIt (AdapterInfo, 50); \
+}
+
+
+/**
+ This function calls the MemIo callback to read a byte from the device's
+ address space
+ Since UNDI3.0 uses the TmpMemIo function (instead of the callback routine)
+ which also takes the UniqueId parameter (as in UNDI3.1 spec) we don't have
+ to make undi3.0 a special case
+
+ @param Port Which port to read from.
+
+ @retval Results The data read from the port.
+
+**/
+// TODO: AdapterInfo - add argument and description to function comment
+UINT8
+InByte (
+ IN NIC_DATA_INSTANCE *AdapterInfo,
+ IN UINT32 Port
+ )
+{
+ UINT8 Results;
+
+ (*AdapterInfo->Mem_Io) (
+ AdapterInfo->Unique_ID,
+ PXE_MEM_READ,
+ 1,
+ (UINT64)Port,
+ (UINT64) (UINTN) &Results
+ );
+ return Results;
+}
+
+
+/**
+ This function calls the MemIo callback to read a word from the device's
+ address space
+ Since UNDI3.0 uses the TmpMemIo function (instead of the callback routine)
+ which also takes the UniqueId parameter (as in UNDI3.1 spec) we don't have
+ to make undi3.0 a special case
+
+ @param Port Which port to read from.
+
+ @retval Results The data read from the port.
+
+**/
+// TODO: AdapterInfo - add argument and description to function comment
+UINT16
+InWord (
+ IN NIC_DATA_INSTANCE *AdapterInfo,
+ IN UINT32 Port
+ )
+{
+ UINT16 Results;
+
+ (*AdapterInfo->Mem_Io) (
+ AdapterInfo->Unique_ID,
+ PXE_MEM_READ,
+ 2,
+ (UINT64)Port,
+ (UINT64)(UINTN)&Results
+ );
+ return Results;
+}
+
+
+/**
+ This function calls the MemIo callback to read a dword from the device's
+ address space
+ Since UNDI3.0 uses the TmpMemIo function (instead of the callback routine)
+ which also takes the UniqueId parameter (as in UNDI3.1 spec) we don't have
+ to make undi3.0 a special case
+
+ @param Port Which port to read from.
+
+ @retval Results The data read from the port.
+
+**/
+// TODO: AdapterInfo - add argument and description to function comment
+UINT32
+InLong (
+ IN NIC_DATA_INSTANCE *AdapterInfo,
+ IN UINT32 Port
+ )
+{
+ UINT32 Results;
+
+ (*AdapterInfo->Mem_Io) (
+ AdapterInfo->Unique_ID,
+ PXE_MEM_READ,
+ 4,
+ (UINT64)Port,
+ (UINT64)(UINTN)&Results
+ );
+ return Results;
+}
+
+
+/**
+ This function calls the MemIo callback to write a byte from the device's
+ address space
+ Since UNDI3.0 uses the TmpMemIo function (instead of the callback routine)
+ which also takes the UniqueId parameter (as in UNDI3.1 spec) we don't have
+ to make undi3.0 a special case
+
+ @param Data Data to write to Port.
+ @param Port Which port to write to.
+
+ @return none
+
+**/
+// TODO: AdapterInfo - add argument and description to function comment
+VOID
+OutByte (
+ IN NIC_DATA_INSTANCE *AdapterInfo,
+ IN UINT8 Data,
+ IN UINT32 Port
+ )
+{
+ UINT8 Val;
+
+ Val = Data;
+ (*AdapterInfo->Mem_Io) (
+ AdapterInfo->Unique_ID,
+ PXE_MEM_WRITE,
+ 1,
+ (UINT64)Port,
+ (UINT64)(UINTN)(UINTN)&Val
+ );
+ return ;
+}
+
+
+/**
+ This function calls the MemIo callback to write a word from the device's
+ address space
+ Since UNDI3.0 uses the TmpMemIo function (instead of the callback routine)
+ which also takes the UniqueId parameter (as in UNDI3.1 spec) we don't have
+ to make undi3.0 a special case
+
+ @param Data Data to write to Port.
+ @param Port Which port to write to.
+
+ @return none
+
+**/
+// TODO: AdapterInfo - add argument and description to function comment
+VOID
+OutWord (
+ IN NIC_DATA_INSTANCE *AdapterInfo,
+ IN UINT16 Data,
+ IN UINT32 Port
+ )
+{
+ UINT16 Val;
+
+ Val = Data;
+ (*AdapterInfo->Mem_Io) (
+ AdapterInfo->Unique_ID,
+ PXE_MEM_WRITE,
+ 2,
+ (UINT64)Port,
+ (UINT64)(UINTN)&Val
+ );
+ return ;
+}
+
+
+/**
+ This function calls the MemIo callback to write a dword from the device's
+ address space
+ Since UNDI3.0 uses the TmpMemIo function (instead of the callback routine)
+ which also takes the UniqueId parameter (as in UNDI3.1 spec) we don't have
+ to make undi3.0 a special case
+
+ @param Data Data to write to Port.
+ @param Port Which port to write to.
+
+ @return none
+
+**/
+// TODO: AdapterInfo - add argument and description to function comment
+VOID
+OutLong (
+ IN NIC_DATA_INSTANCE *AdapterInfo,
+ IN UINT32 Data,
+ IN UINT32 Port
+ )
+{
+ UINT32 Val;
+
+ Val = Data;
+ (*AdapterInfo->Mem_Io) (
+ AdapterInfo->Unique_ID,
+ PXE_MEM_WRITE,
+ 4,
+ (UINT64)Port,
+ (UINT64)(UINTN)&Val
+ );
+ return ;
+}
+
+
+/**
+ TODO: Add function description
+
+ @param AdapterInfo TODO: add argument description
+ @param MemAddr TODO: add argument description
+ @param Size TODO: add argument description
+ @param Direction TODO: add argument description
+ @param MappedAddr TODO: add argument description
+
+ @return TODO: add return values
+
+**/
+UINTN
+MapIt (
+ IN NIC_DATA_INSTANCE *AdapterInfo,
+ IN UINT64 MemAddr,
+ IN UINT32 Size,
+ IN UINT32 Direction,
+ OUT UINT64 MappedAddr
+ )
+{
+ UINT64 *PhyAddr;
+
+ PhyAddr = (UINT64 *) (UINTN) MappedAddr;
+ //
+ // mapping is different for theold and new NII protocols
+ //
+ if (AdapterInfo->VersionFlag == 0x30) {
+ if (AdapterInfo->Virt2Phys_30 == (VOID *) NULL) {
+ *PhyAddr = (UINT64) AdapterInfo->MemoryPtr;
+ } else {
+ (*AdapterInfo->Virt2Phys_30) (MemAddr, (UINT64) (UINTN) PhyAddr);
+ }
+
+ if (*PhyAddr > FOUR_GIGABYTE) {
+ return PXE_STATCODE_INVALID_PARAMETER;
+ }
+ } else {
+ if (AdapterInfo->Map_Mem == (VOID *) NULL) {
+ //
+ // this UNDI cannot handle addresses beyond 4 GB without a map routine
+ //
+ if (MemAddr > FOUR_GIGABYTE) {
+ return PXE_STATCODE_INVALID_PARAMETER;
+ } else {
+ *PhyAddr = MemAddr;
+ }
+ } else {
+ (*AdapterInfo->Map_Mem) (
+ AdapterInfo->Unique_ID,
+ MemAddr,
+ Size,
+ Direction,
+ MappedAddr
+ );
+ }
+ }
+
+ return PXE_STATCODE_SUCCESS;
+}
+
+
+/**
+ TODO: Add function description
+
+ @param AdapterInfo TODO: add argument description
+ @param MemAddr TODO: add argument description
+ @param Size TODO: add argument description
+ @param Direction TODO: add argument description
+ @param MappedAddr TODO: add argument description
+
+ @return TODO: add return values
+
+**/
+VOID
+UnMapIt (
+ IN NIC_DATA_INSTANCE *AdapterInfo,
+ IN UINT64 MemAddr,
+ IN UINT32 Size,
+ IN UINT32 Direction,
+ IN UINT64 MappedAddr
+ )
+{
+ if (AdapterInfo->VersionFlag > 0x30) {
+ //
+ // no mapping service
+ //
+ if (AdapterInfo->UnMap_Mem != (VOID *) NULL) {
+ (*AdapterInfo->UnMap_Mem) (
+ AdapterInfo->Unique_ID,
+ MemAddr,
+ Size,
+ Direction,
+ MappedAddr
+ );
+
+ }
+ }
+
+ return ;
+}
+
+
+/**
+
+ @param AdapterInfo Pointer to the NIC data structure
+ information which the UNDI driver is
+ layering on..
+
+
+**/
+// TODO: MicroSeconds - add argument and description to function comment
+VOID
+DelayIt (
+ IN NIC_DATA_INSTANCE *AdapterInfo,
+ UINT16 MicroSeconds
+ )
+{
+ if (AdapterInfo->VersionFlag == 0x30) {
+ (*AdapterInfo->Delay_30) (MicroSeconds);
+ } else {
+ (*AdapterInfo->Delay) (AdapterInfo->Unique_ID, MicroSeconds);
+ }
+}
+
+
+/**
+
+ @param AdapterInfo Pointer to the NIC data structure
+ information which the UNDI driver is
+ layering on..
+
+
+**/
+// TODO: flag - add argument and description to function comment
+VOID
+BlockIt (
+ IN NIC_DATA_INSTANCE *AdapterInfo,
+ UINT32 flag
+ )
+{
+ if (AdapterInfo->VersionFlag == 0x30) {
+ (*AdapterInfo->Block_30) (flag);
+ } else {
+ (*AdapterInfo->Block) (AdapterInfo->Unique_ID, flag);
+ }
+}
+
+
+/**
+ TODO: Add function description
+
+ @param AdapterInfo TODO: add argument description
+
+ @return TODO: add return values
+
+**/
+UINT8
+Load_Base_Regs (
+ NIC_DATA_INSTANCE *AdapterInfo
+ )
+{
+ //
+ // we will use the linear (flat) memory model and fill our base registers
+ // with 0's so that the entire physical address is our offset
+ //
+ //
+ // we reset the statistics totals here because this is where we are loading stats addr
+ //
+ AdapterInfo->RxTotals = 0;
+ AdapterInfo->TxTotals = 0;
+
+ //
+ // Load the statistics block address.
+ //
+ wait_for_cmd_done (AdapterInfo->ioaddr + SCBCmd);
+ OutLong (AdapterInfo, (UINT32) AdapterInfo->stat_phy_addr, AdapterInfo->ioaddr + SCBPointer);
+ OutByte (AdapterInfo, CU_STATSADDR, AdapterInfo->ioaddr + SCBCmd);
+ AdapterInfo->statistics->done_marker = 0;
+
+ wait_for_cmd_done (AdapterInfo->ioaddr + SCBCmd);
+ OutLong (AdapterInfo, 0, AdapterInfo->ioaddr + SCBPointer);
+ OutByte (AdapterInfo, RX_ADDR_LOAD, AdapterInfo->ioaddr + SCBCmd);
+
+ wait_for_cmd_done (AdapterInfo->ioaddr + SCBCmd);
+ OutLong (AdapterInfo, 0, AdapterInfo->ioaddr + SCBPointer);
+ OutByte (AdapterInfo, CU_CMD_BASE, AdapterInfo->ioaddr + SCBCmd);
+
+ return 0;
+}
+
+
+/**
+ TODO: Add function description
+
+ @param AdapterInfo TODO: add argument description
+ @param cmd_ptr TODO: add argument description
+
+ @return TODO: add return values
+
+**/
+UINT8
+IssueCB (
+ NIC_DATA_INSTANCE *AdapterInfo,
+ TxCB *cmd_ptr
+ )
+{
+ UINT16 status;
+
+ wait_for_cmd_done (AdapterInfo->ioaddr + SCBCmd);
+
+ //
+ // read the CU status, if it is idle, write the address of cb_ptr
+ // in the scbpointer and issue a cu_start,
+ // if it is suspended, remove the suspend bit in the previous command
+ // block and issue a resume
+ //
+ // Ensure that the CU Active Status bit is not on from previous CBs.
+ //
+ status = InWord (AdapterInfo, AdapterInfo->ioaddr + SCBStatus);
+
+ //
+ // Skip acknowledging the interrupt if it is not already set
+ //
+
+ //
+ // ack only the cna the integer
+ //
+ if ((status & SCB_STATUS_CNA) != 0) {
+ OutWord (AdapterInfo, SCB_STATUS_CNA, AdapterInfo->ioaddr + SCBStatus);
+
+ }
+
+ if ((status & SCB_STATUS_CU_MASK) == SCB_STATUS_CU_IDLE) {
+ //
+ // give a cu_start
+ //
+ OutLong (AdapterInfo, cmd_ptr->PhysTCBAddress, AdapterInfo->ioaddr + SCBPointer);
+ OutByte (AdapterInfo, CU_START, AdapterInfo->ioaddr + SCBCmd);
+ } else {
+ //
+ // either active or suspended, give a resume
+ //
+
+ cmd_ptr->PrevTCBVirtualLinkPtr->cb_header.command &= ~(CmdSuspend | CmdIntr);
+ OutByte (AdapterInfo, CU_RESUME, AdapterInfo->ioaddr + SCBCmd);
+ }
+
+ return 0;
+}
+
+
+/**
+ TODO: Add function description
+
+ @param AdapterInfo TODO: add argument description
+
+ @return TODO: add return values
+
+**/
+UINT8
+Configure (
+ NIC_DATA_INSTANCE *AdapterInfo
+ )
+{
+ //
+ // all command blocks are of TxCB format
+ //
+ TxCB *cmd_ptr;
+ UINT8 *data_ptr;
+ volatile INT16 Index;
+ UINT8 my_filter;
+
+ cmd_ptr = GetFreeCB (AdapterInfo);
+ data_ptr = (UINT8 *) (&cmd_ptr->PhysTBDArrayAddres);
+
+ //
+ // start the config data right after the command header
+ //
+ for (Index = 0; Index < sizeof (basic_config_cmd); Index++) {
+ data_ptr[Index] = basic_config_cmd[Index];
+ }
+
+ my_filter = (UINT8) ((AdapterInfo->Rx_Filter & PXE_OPFLAGS_RECEIVE_FILTER_PROMISCUOUS) ? 1 : 0);
+ my_filter = (UINT8) (my_filter | ((AdapterInfo->Rx_Filter & PXE_OPFLAGS_RECEIVE_FILTER_BROADCAST) ? 0 : 2));
+
+ data_ptr[15] = (UINT8) (data_ptr[15] | my_filter);
+ data_ptr[19] = (UINT8) (AdapterInfo->Duplex ? 0xC0 : 0x80);
+ data_ptr[21] = (UINT8) ((AdapterInfo->Rx_Filter & PXE_OPFLAGS_RECEIVE_FILTER_ALL_MULTICAST) ? 0x0D : 0x05);
+
+ //
+ // check if we have to use the AUI port instead
+ //
+ if ((AdapterInfo->PhyRecord[0] & 0x8000) != 0) {
+ data_ptr[15] |= 0x80;
+ data_ptr[8] = 0;
+ }
+
+ BlockIt (AdapterInfo, TRUE);
+ cmd_ptr->cb_header.command = CmdSuspend | CmdConfigure;
+
+ IssueCB (AdapterInfo, cmd_ptr);
+ wait_for_cmd_done (AdapterInfo->ioaddr + SCBCmd);
+
+ BlockIt (AdapterInfo, FALSE);
+
+ CommandWaitForCompletion (cmd_ptr, AdapterInfo);
+
+ //
+ // restore the cb values for tx
+ //
+ cmd_ptr->PhysTBDArrayAddres = cmd_ptr->PhysArrayAddr;
+ cmd_ptr->ByteCount = cmd_ptr->Threshold = cmd_ptr->TBDCount = 0;
+ //
+ // fields beyond the immediatedata are assumed to be safe
+ // add the CB to the free list again
+ //
+ SetFreeCB (AdapterInfo, cmd_ptr);
+ return 0;
+}
+
+
+/**
+ TODO: Add function description
+
+ @param AdapterInfo TODO: add argument description
+
+ @return TODO: add return values
+
+**/
+UINT8
+E100bSetupIAAddr (
+ NIC_DATA_INSTANCE *AdapterInfo
+ )
+{
+ //
+ // all command blocks are of TxCB format
+ //
+ TxCB *cmd_ptr;
+ UINT16 *data_ptr;
+ UINT16 *eaddrs;
+
+ eaddrs = (UINT16 *) AdapterInfo->CurrentNodeAddress;
+
+ cmd_ptr = GetFreeCB (AdapterInfo);
+ data_ptr = (UINT16 *) (&cmd_ptr->PhysTBDArrayAddres);
+
+ //
+ // AVOID a bug (?!) here by marking the command already completed.
+ //
+ cmd_ptr->cb_header.command = (CmdSuspend | CmdIASetup);
+ cmd_ptr->cb_header.status = 0;
+ data_ptr[0] = eaddrs[0];
+ data_ptr[1] = eaddrs[1];
+ data_ptr[2] = eaddrs[2];
+
+ BlockIt (AdapterInfo, TRUE);
+ IssueCB (AdapterInfo, cmd_ptr);
+ wait_for_cmd_done (AdapterInfo->ioaddr + SCBCmd);
+ BlockIt (AdapterInfo, FALSE);
+
+ CommandWaitForCompletion (cmd_ptr, AdapterInfo);
+
+ //
+ // restore the cb values for tx
+ //
+ cmd_ptr->PhysTBDArrayAddres = cmd_ptr->PhysArrayAddr;
+ cmd_ptr->ByteCount = cmd_ptr->Threshold = cmd_ptr->TBDCount = 0;
+ //
+ // fields beyond the immediatedata are assumed to be safe
+ // add the CB to the free list again
+ //
+ SetFreeCB (AdapterInfo, cmd_ptr);
+ return 0;
+}
+
+
+/**
+ Instructs the NIC to stop receiving packets.
+
+ @param AdapterInfo Pointer to the NIC data structure
+ information which the UNDI driver is
+ layering on..
+
+
+**/
+VOID
+StopRU (
+ IN NIC_DATA_INSTANCE *AdapterInfo
+ )
+{
+ if (AdapterInfo->Receive_Started) {
+
+ //
+ // Todo: verify that we must wait for previous command completion.
+ //
+ wait_for_cmd_done (AdapterInfo->ioaddr + SCBCmd);
+
+ //
+ // Disable interrupts, and stop the chip's Rx process.
+ //
+ OutWord (AdapterInfo, INT_MASK, AdapterInfo->ioaddr + SCBCmd);
+ OutWord (AdapterInfo, INT_MASK | RX_ABORT, AdapterInfo->ioaddr + SCBCmd);
+
+ AdapterInfo->Receive_Started = FALSE;
+ }
+
+ return ;
+}
+
+
+/**
+ Instructs the NIC to start receiving packets.
+
+ @param AdapterInfo Pointer to the NIC data structure
+ information which the UNDI driver is
+ layering on..
+
+ @retval 0 Successful
+ @retval -1 Already Started
+
+**/
+INT8
+StartRU (
+ NIC_DATA_INSTANCE *AdapterInfo
+ )
+{
+
+ if (AdapterInfo->Receive_Started) {
+ //
+ // already started
+ //
+ return -1;
+ }
+
+ AdapterInfo->cur_rx_ind = 0;
+ AdapterInfo->Int_Status = 0;
+
+ wait_for_cmd_done (AdapterInfo->ioaddr + SCBCmd);
+
+ OutLong (AdapterInfo, (UINT32) AdapterInfo->rx_phy_addr, AdapterInfo->ioaddr + SCBPointer);
+ OutByte (AdapterInfo, RX_START, AdapterInfo->ioaddr + SCBCmd);
+
+ wait_for_cmd_done (AdapterInfo->ioaddr + SCBCmd);
+
+ AdapterInfo->Receive_Started = TRUE;
+ return 0;
+}
+
+
+/**
+ Configures the chip. This routine expects the NIC_DATA_INSTANCE structure to be filled in.
+
+ @param AdapterInfo Pointer to the NIC data structure
+ information which the UNDI driver is
+ layering on..
+
+ @retval 0 Successful
+ @retval PXE_STATCODE_NOT_ENOUGH_MEMORY Insufficient length of locked memory
+ @retval other Failure initializing chip
+
+**/
+UINTN
+E100bInit (
+ IN NIC_DATA_INSTANCE *AdapterInfo
+ )
+{
+ PCI_CONFIG_HEADER *CfgHdr;
+ UINTN stat;
+ UINTN rx_size;
+ UINTN tx_size;
+
+ if (AdapterInfo->MemoryLength < MEMORY_NEEDED) {
+ return PXE_STATCODE_NOT_ENOUGH_MEMORY;
+ }
+
+ stat = MapIt (
+ AdapterInfo,
+ AdapterInfo->MemoryPtr,
+ AdapterInfo->MemoryLength,
+ TO_AND_FROM_DEVICE,
+ (UINT64)(UINTN) &AdapterInfo->Mapped_MemoryPtr
+ );
+
+ if (stat != 0) {
+ return stat;
+ }
+
+ CfgHdr = (PCI_CONFIG_HEADER *) &(AdapterInfo->Config[0]);
+
+ //
+ // fill in the ioaddr, int... from the config space
+ //
+ AdapterInfo->int_num = CfgHdr->int_line;
+
+ //
+ // we don't need to validate integer number, what if they don't want to assign one?
+ // if (AdapterInfo->int_num == 0 || AdapterInfo->int_num == 0xff)
+ // return PXE_STATCODE_DEVICE_FAILURE;
+ //
+ AdapterInfo->ioaddr = 0;
+ AdapterInfo->VendorID = CfgHdr->VendorID;
+ AdapterInfo->DeviceID = CfgHdr->DeviceID;
+ AdapterInfo->RevID = CfgHdr->RevID;
+ AdapterInfo->SubVendorID = CfgHdr->SubVendorID;
+ AdapterInfo->SubSystemID = CfgHdr->SubSystemID;
+ AdapterInfo->flash_addr = 0;
+
+ //
+ // Read the station address EEPROM before doing the reset.
+ // Perhaps this should even be done before accepting the device,
+ // then we wouldn't have a device name with which to report the error.
+ //
+ if (E100bReadEepromAndStationAddress (AdapterInfo) != 0) {
+ return PXE_STATCODE_DEVICE_FAILURE;
+
+ }
+ //
+ // ## calculate the buffer #s depending on memory given
+ // ## calculate the rx and tx ring pointers
+ //
+
+ AdapterInfo->TxBufCnt = TX_BUFFER_COUNT;
+ AdapterInfo->RxBufCnt = RX_BUFFER_COUNT;
+ rx_size = (AdapterInfo->RxBufCnt * sizeof (RxFD));
+ tx_size = (AdapterInfo->TxBufCnt * sizeof (TxCB));
+ AdapterInfo->rx_ring = (RxFD *) (UINTN) (AdapterInfo->MemoryPtr);
+ AdapterInfo->tx_ring = (TxCB *) (UINTN) (AdapterInfo->MemoryPtr + rx_size);
+ AdapterInfo->statistics = (struct speedo_stats *) (UINTN) (AdapterInfo->MemoryPtr + rx_size + tx_size);
+
+ AdapterInfo->rx_phy_addr = AdapterInfo->Mapped_MemoryPtr;
+ AdapterInfo->tx_phy_addr = AdapterInfo->Mapped_MemoryPtr + rx_size;
+ AdapterInfo->stat_phy_addr = AdapterInfo->tx_phy_addr + tx_size;
+
+ //
+ // auto detect.
+ //
+ AdapterInfo->PhyAddress = 0xFF;
+ AdapterInfo->Rx_Filter = PXE_OPFLAGS_RECEIVE_FILTER_BROADCAST;
+ AdapterInfo->Receive_Started = FALSE;
+ AdapterInfo->mcast_list.list_len = 0;
+ return InitializeChip (AdapterInfo);
+}
+
+
+/**
+ Sets the interrupt state for the NIC.
+
+ @param AdapterInfo Pointer to the NIC data structure
+ information which the UNDI driver is
+ layering on..
+
+ @retval 0 Successful
+
+**/
+UINT8
+E100bSetInterruptState (
+ IN NIC_DATA_INSTANCE *AdapterInfo
+ )
+{
+ //
+ // don't set receive interrupt if receiver is disabled...
+ //
+ UINT16 cmd_word;
+
+ if ((AdapterInfo->int_mask & PXE_OPFLAGS_INTERRUPT_RECEIVE) != 0) {
+ cmd_word = InWord (AdapterInfo, AdapterInfo->ioaddr + SCBCmd);
+ cmd_word &= ~INT_MASK;
+ OutWord (AdapterInfo, cmd_word, AdapterInfo->ioaddr + SCBCmd);
+ } else {
+ //
+ // disable ints, should not be given for SW Int.
+ //
+ OutWord (AdapterInfo, INT_MASK, AdapterInfo->ioaddr + SCBCmd);
+ }
+
+ if ((AdapterInfo->int_mask & PXE_OPFLAGS_INTERRUPT_SOFTWARE) != 0) {
+ //
+ // reset the bit in our mask, it is only one time!!
+ //
+ AdapterInfo->int_mask &= ~(PXE_OPFLAGS_INTERRUPT_SOFTWARE);
+ cmd_word = InWord (AdapterInfo, AdapterInfo->ioaddr + SCBCmd);
+ cmd_word |= DRVR_INT;
+ OutWord (AdapterInfo, cmd_word, AdapterInfo->ioaddr + SCBCmd);
+ }
+
+ return 0;
+}
+//
+// we are not going to disable broadcast for the WOL's sake!
+//
+
+/**
+ Instructs the NIC to start receiving packets.
+
+ @param AdapterInfo Pointer to the NIC data structure
+ information which the UNDI driver is
+ layering on.. new_filter
+ - cpb -
+ cpbsize -
+
+ @retval 0 Successful
+ @retval -1 Already Started
+
+**/
+UINTN
+E100bSetfilter (
+ NIC_DATA_INSTANCE *AdapterInfo,
+ UINT16 new_filter,
+ UINT64 cpb,
+ UINT32 cpbsize
+ )
+{
+ PXE_CPB_RECEIVE_FILTERS *mc_list = (PXE_CPB_RECEIVE_FILTERS *) (UINTN)cpb;
+ UINT16 cfg_flt;
+ UINT16 old_filter;
+ UINT16 Index;
+ UINT16 Index2;
+ UINT16 mc_count;
+ TxCB *cmd_ptr;
+ struct MC_CB_STRUCT *data_ptr;
+ UINT16 mc_byte_cnt;
+
+ old_filter = AdapterInfo->Rx_Filter;
+
+ //
+ // only these bits need a change in the configuration
+ // actually change in bcast requires configure but we ignore that change
+ //
+ cfg_flt = PXE_OPFLAGS_RECEIVE_FILTER_PROMISCUOUS |
+ PXE_OPFLAGS_RECEIVE_FILTER_ALL_MULTICAST;
+
+ if ((old_filter & cfg_flt) != (new_filter & cfg_flt)) {
+ XmitWaitForCompletion (AdapterInfo);
+
+ if (AdapterInfo->Receive_Started) {
+ StopRU (AdapterInfo);
+ }
+
+ AdapterInfo->Rx_Filter = (UINT8) (new_filter | PXE_OPFLAGS_RECEIVE_FILTER_BROADCAST);
+ Configure (AdapterInfo);
+ }
+
+ //
+ // check if mcast setting changed
+ //
+ if ( ((new_filter & PXE_OPFLAGS_RECEIVE_FILTER_FILTERED_MULTICAST) !=
+ (old_filter & PXE_OPFLAGS_RECEIVE_FILTER_FILTERED_MULTICAST) ) ||
+ (mc_list != NULL) ) {
+
+
+ if (mc_list != NULL) {
+ mc_count = AdapterInfo->mcast_list.list_len = (UINT16) (cpbsize / PXE_MAC_LENGTH);
+
+ for (Index = 0; (Index < mc_count && Index < MAX_MCAST_ADDRESS_CNT); Index++) {
+ for (Index2 = 0; Index2 < PXE_MAC_LENGTH; Index2++) {
+ AdapterInfo->mcast_list.mc_list[Index][Index2] = mc_list->MCastList[Index][Index2];
+ }
+ }
+ }
+
+ //
+ // are we setting the list or resetting??
+ //
+ if ((new_filter & PXE_OPFLAGS_RECEIVE_FILTER_FILTERED_MULTICAST) != 0) {
+ //
+ // we are setting a new list!
+ //
+ mc_count = AdapterInfo->mcast_list.list_len;
+ //
+ // count should be the actual # of bytes in the list
+ // so multiply this with 6
+ //
+ mc_byte_cnt = (UINT16) ((mc_count << 2) + (mc_count << 1));
+ AdapterInfo->Rx_Filter |= PXE_OPFLAGS_RECEIVE_FILTER_FILTERED_MULTICAST;
+ } else {
+ //
+ // disabling the list in the NIC.
+ //
+ mc_byte_cnt = mc_count = 0;
+ AdapterInfo->Rx_Filter &= (~PXE_OPFLAGS_RECEIVE_FILTER_FILTERED_MULTICAST);
+ }
+
+ //
+ // before issuing any new command!
+ //
+ XmitWaitForCompletion (AdapterInfo);
+
+ if (AdapterInfo->Receive_Started) {
+ StopRU (AdapterInfo);
+
+ }
+
+ cmd_ptr = GetFreeCB (AdapterInfo);
+ if (cmd_ptr == NULL) {
+ return PXE_STATCODE_QUEUE_FULL;
+ }
+ //
+ // fill the command structure and issue
+ //
+ data_ptr = (struct MC_CB_STRUCT *) (&cmd_ptr->PhysTBDArrayAddres);
+ //
+ // first 2 bytes are the count;
+ //
+ data_ptr->count = mc_byte_cnt;
+ for (Index = 0; Index < mc_count; Index++) {
+ for (Index2 = 0; Index2 < PXE_HWADDR_LEN_ETHER; Index2++) {
+ data_ptr->m_list[Index][Index2] = AdapterInfo->mcast_list.mc_list[Index][Index2];
+ }
+ }
+
+ cmd_ptr->cb_header.command = CmdSuspend | CmdMulticastList;
+ cmd_ptr->cb_header.status = 0;
+
+ BlockIt (AdapterInfo, TRUE);
+ IssueCB (AdapterInfo, cmd_ptr);
+ wait_for_cmd_done (AdapterInfo->ioaddr + SCBCmd);
+
+ BlockIt (AdapterInfo, FALSE);
+
+ CommandWaitForCompletion (cmd_ptr, AdapterInfo);
+
+ cmd_ptr->PhysTBDArrayAddres = cmd_ptr->PhysArrayAddr;
+ cmd_ptr->ByteCount = cmd_ptr->Threshold = cmd_ptr->TBDCount = 0;
+ //
+ // fields beyond the immediatedata are assumed to be safe
+ // add the CB to the free list again
+ //
+ SetFreeCB (AdapterInfo, cmd_ptr);
+ }
+
+ if (new_filter != 0) {
+ //
+ // enable unicast and start the RU
+ //
+ AdapterInfo->Rx_Filter = (UINT8) (AdapterInfo->Rx_Filter | (new_filter | PXE_OPFLAGS_RECEIVE_FILTER_UNICAST));
+ StartRU (AdapterInfo);
+ } else {
+ //
+ // may be disabling everything!
+ //
+ if (AdapterInfo->Receive_Started) {
+ StopRU (AdapterInfo);
+ }
+
+ AdapterInfo->Rx_Filter |= (~PXE_OPFLAGS_RECEIVE_FILTER_UNICAST);
+ }
+
+ return 0;
+}
+
+
+/**
+ TODO: Add function description
+
+ @param AdapterInfo TODO: add argument description
+ @param cpb TODO: add argument description
+ @param opflags TODO: add argument description
+
+ @return TODO: add return values
+
+**/
+UINTN
+E100bTransmit (
+ NIC_DATA_INSTANCE *AdapterInfo,
+ UINT64 cpb,
+ UINT16 opflags
+ )
+{
+ PXE_CPB_TRANSMIT_FRAGMENTS *tx_ptr_f;
+ PXE_CPB_TRANSMIT *tx_ptr_1;
+ TxCB *tcb_ptr;
+ UINT64 Tmp_ptr;
+ UINTN stat;
+ INT32 Index;
+ UINT16 wait_sec;
+
+ tx_ptr_1 = (PXE_CPB_TRANSMIT *) (UINTN) cpb;
+ tx_ptr_f = (PXE_CPB_TRANSMIT_FRAGMENTS *) (UINTN) cpb;
+
+ //
+ // stop reentrancy here
+ //
+ if (AdapterInfo->in_transmit) {
+ return PXE_STATCODE_BUSY;
+
+ }
+
+ AdapterInfo->in_transmit = TRUE;
+
+ //
+ // Prevent interrupts from changing the Tx ring from underneath us.
+ //
+ // Calculate the Tx descriptor entry.
+ //
+ if ((tcb_ptr = GetFreeCB (AdapterInfo)) == NULL) {
+ AdapterInfo->in_transmit = FALSE;
+ return PXE_STATCODE_QUEUE_FULL;
+ }
+
+ AdapterInfo->TxTotals++;
+
+ tcb_ptr->cb_header.command = (CmdSuspend | CmdTx | CmdTxFlex);
+ tcb_ptr->cb_header.status = 0;
+
+ //
+ // no immediate data, set EOF in the ByteCount
+ //
+ tcb_ptr->ByteCount = 0x8000;
+
+ //
+ // The data region is always in one buffer descriptor, Tx FIFO
+ // threshold of 256.
+ // 82557 multiplies the threashold value by 8, so give 256/8
+ //
+ tcb_ptr->Threshold = 32;
+ if ((opflags & PXE_OPFLAGS_TRANSMIT_FRAGMENTED) != 0) {
+
+ if (tx_ptr_f->FragCnt > MAX_XMIT_FRAGMENTS) {
+ SetFreeCB (AdapterInfo, tcb_ptr);
+ AdapterInfo->in_transmit = FALSE;
+ return PXE_STATCODE_INVALID_PARAMETER;
+ }
+
+ tcb_ptr->TBDCount = (UINT8) tx_ptr_f->FragCnt;
+
+ for (Index = 0; Index < tx_ptr_f->FragCnt; Index++) {
+ stat = MapIt (
+ AdapterInfo,
+ tx_ptr_f->FragDesc[Index].FragAddr,
+ tx_ptr_f->FragDesc[Index].FragLen,
+ TO_DEVICE,
+ (UINT64)(UINTN) &Tmp_ptr
+ );
+ if (stat != 0) {
+ SetFreeCB (AdapterInfo, tcb_ptr);
+ AdapterInfo->in_transmit = FALSE;
+ return PXE_STATCODE_INVALID_PARAMETER;
+ }
+
+ tcb_ptr->TBDArray[Index].phys_buf_addr = (UINT32) Tmp_ptr;
+ tcb_ptr->TBDArray[Index].buf_len = tx_ptr_f->FragDesc[Index].FragLen;
+ }
+
+ tcb_ptr->free_data_ptr = tx_ptr_f->FragDesc[0].FragAddr;
+
+ } else {
+ //
+ // non fragmented case
+ //
+ tcb_ptr->TBDCount = 1;
+ stat = MapIt (
+ AdapterInfo,
+ tx_ptr_1->FrameAddr,
+ tx_ptr_1->DataLen + tx_ptr_1->MediaheaderLen,
+ TO_DEVICE,
+ (UINT64)(UINTN) &Tmp_ptr
+ );
+ if (stat != 0) {
+ SetFreeCB (AdapterInfo, tcb_ptr);
+ AdapterInfo->in_transmit = FALSE;
+ return PXE_STATCODE_INVALID_PARAMETER;
+ }
+
+ tcb_ptr->TBDArray[0].phys_buf_addr = (UINT32) (Tmp_ptr);
+ tcb_ptr->TBDArray[0].buf_len = tx_ptr_1->DataLen + tx_ptr_1->MediaheaderLen;
+ tcb_ptr->free_data_ptr = tx_ptr_1->FrameAddr;
+ }
+
+ //
+ // must wait for previous command completion only if it was a non-transmit
+ //
+ BlockIt (AdapterInfo, TRUE);
+ IssueCB (AdapterInfo, tcb_ptr);
+ BlockIt (AdapterInfo, FALSE);
+
+ //
+ // see if we need to wait for completion here
+ //
+ if ((opflags & PXE_OPFLAGS_TRANSMIT_BLOCK) != 0) {
+ //
+ // don't wait for more than 1 second!!!
+ //
+ wait_sec = 1000;
+ while (tcb_ptr->cb_header.status == 0) {
+ DelayIt (AdapterInfo, 10);
+ wait_sec--;
+ if (wait_sec == 0) {
+ break;
+ }
+ }
+ //
+ // we need to un-map any mapped buffers here
+ //
+ if ((opflags & PXE_OPFLAGS_TRANSMIT_FRAGMENTED) != 0) {
+
+ for (Index = 0; Index < tx_ptr_f->FragCnt; Index++) {
+ Tmp_ptr = tcb_ptr->TBDArray[Index].phys_buf_addr;
+ UnMapIt (
+ AdapterInfo,
+ tx_ptr_f->FragDesc[Index].FragAddr,
+ tx_ptr_f->FragDesc[Index].FragLen,
+ TO_DEVICE,
+ (UINT64) Tmp_ptr
+ );
+ }
+ } else {
+ Tmp_ptr = tcb_ptr->TBDArray[0].phys_buf_addr;
+ UnMapIt (
+ AdapterInfo,
+ tx_ptr_1->FrameAddr,
+ tx_ptr_1->DataLen + tx_ptr_1->MediaheaderLen,
+ TO_DEVICE,
+ (UINT64) Tmp_ptr
+ );
+ }
+
+ if (tcb_ptr->cb_header.status == 0) {
+ SetFreeCB (AdapterInfo, tcb_ptr);
+ AdapterInfo->in_transmit = FALSE;
+ return PXE_STATCODE_DEVICE_FAILURE;
+ }
+
+ SetFreeCB (AdapterInfo, tcb_ptr);
+ }
+ //
+ // CB will be set free later in get_status (or when we run out of xmit buffers
+ //
+ AdapterInfo->in_transmit = FALSE;
+
+ return 0;
+}
+
+
+/**
+ TODO: Add function description
+
+ @param AdapterInfo TODO: add argument description
+ @param cpb TODO: add argument description
+ @param db TODO: add argument description
+
+ @return TODO: add return values
+
+**/
+UINTN
+E100bReceive (
+ NIC_DATA_INSTANCE *AdapterInfo,
+ UINT64 cpb,
+ UINT64 db
+ )
+{
+ PXE_CPB_RECEIVE *rx_cpbptr;
+ PXE_DB_RECEIVE *rx_dbptr;
+ RxFD *rx_ptr;
+ INT32 status;
+ INT32 Index;
+ UINT16 pkt_len;
+ UINT16 ret_code;
+ PXE_FRAME_TYPE pkt_type;
+ UINT16 Tmp_len;
+ EtherHeader *hdr_ptr;
+ ret_code = PXE_STATCODE_NO_DATA;
+ pkt_type = PXE_FRAME_TYPE_NONE;
+ status = InWord (AdapterInfo, AdapterInfo->ioaddr + SCBStatus);
+ AdapterInfo->Int_Status = (UINT16) (AdapterInfo->Int_Status | status);
+ //
+ // acknoledge the interrupts
+ //
+ OutWord (AdapterInfo, (UINT16) (status & 0xfc00), (UINT32) (AdapterInfo->ioaddr + SCBStatus));
+
+ //
+ // include the prev ints as well
+ //
+ status = AdapterInfo->Int_Status;
+ rx_cpbptr = (PXE_CPB_RECEIVE *) (UINTN) cpb;
+ rx_dbptr = (PXE_DB_RECEIVE *) (UINTN) db;
+
+ rx_ptr = &AdapterInfo->rx_ring[AdapterInfo->cur_rx_ind];
+
+ //
+ // be in a loop just in case (we may drop a pkt)
+ //
+ while ((status = rx_ptr->cb_header.status) & RX_COMPLETE) {
+
+ AdapterInfo->RxTotals++;
+ //
+ // If we own the next entry, it's a new packet. Send it up.
+ //
+ if (rx_ptr->forwarded) {
+ goto FreeRFD;
+
+ }
+
+ //
+ // discard bad frames
+ //
+
+ //
+ // crc, align, dma overrun, too short, receive error (v22 no coll)
+ //
+ if ((status & 0x0D90) != 0) {
+ goto FreeRFD;
+
+ }
+
+ //
+ // make sure the status is OK
+ //
+ if ((status & 0x02000) == 0) {
+ goto FreeRFD;
+ }
+
+ pkt_len = (UINT16) (rx_ptr->ActualCount & 0x3fff);
+
+ if (pkt_len != 0) {
+
+ Tmp_len = pkt_len;
+ if (pkt_len > rx_cpbptr->BufferLen) {
+ Tmp_len = (UINT16) rx_cpbptr->BufferLen;
+ }
+
+ CopyMem ((INT8 *) (UINTN) rx_cpbptr->BufferAddr, (INT8 *) &rx_ptr->RFDBuffer, Tmp_len);
+
+ hdr_ptr = (EtherHeader *) &rx_ptr->RFDBuffer;
+ //
+ // fill the CDB and break the loop
+ //
+
+ //
+ // includes header
+ //
+ rx_dbptr->FrameLen = pkt_len;
+ rx_dbptr->MediaHeaderLen = PXE_MAC_HEADER_LEN_ETHER;
+
+ for (Index = 0; Index < PXE_HWADDR_LEN_ETHER; Index++) {
+ if (hdr_ptr->dest_addr[Index] != AdapterInfo->CurrentNodeAddress[Index]) {
+ break;
+ }
+ }
+
+ if (Index >= PXE_HWADDR_LEN_ETHER) {
+ pkt_type = PXE_FRAME_TYPE_UNICAST;
+ } else {
+ for (Index = 0; Index < PXE_HWADDR_LEN_ETHER; Index++) {
+ if (hdr_ptr->dest_addr[Index] != AdapterInfo->BroadcastNodeAddress[Index]) {
+ break;
+ }
+ }
+
+ if (Index >= PXE_HWADDR_LEN_ETHER) {
+ pkt_type = PXE_FRAME_TYPE_BROADCAST;
+ } else {
+ if ((hdr_ptr->dest_addr[0] & 1) == 1) {
+ //
+ // mcast
+ //
+
+ pkt_type = PXE_FRAME_TYPE_FILTERED_MULTICAST;
+ } else {
+ pkt_type = PXE_FRAME_TYPE_PROMISCUOUS;
+ }
+ }
+ }
+
+ rx_dbptr->Type = pkt_type;
+ rx_dbptr->Protocol = hdr_ptr->type;
+
+ for (Index = 0; Index < PXE_HWADDR_LEN_ETHER; Index++) {
+ rx_dbptr->SrcAddr[Index] = hdr_ptr->src_addr[Index];
+ rx_dbptr->DestAddr[Index] = hdr_ptr->dest_addr[Index];
+ }
+
+ rx_ptr->forwarded = TRUE;
+ //
+ // success
+ //
+ ret_code = 0;
+ Recycle_RFD (AdapterInfo, AdapterInfo->cur_rx_ind);
+ AdapterInfo->cur_rx_ind++;
+ if (AdapterInfo->cur_rx_ind == AdapterInfo->RxBufCnt) {
+ AdapterInfo->cur_rx_ind = 0;
+ }
+ break;
+ }
+
+FreeRFD:
+ Recycle_RFD (AdapterInfo, AdapterInfo->cur_rx_ind);
+ AdapterInfo->cur_rx_ind++;
+ if (AdapterInfo->cur_rx_ind == AdapterInfo->RxBufCnt) {
+ AdapterInfo->cur_rx_ind = 0;
+ }
+
+ rx_ptr = &AdapterInfo->rx_ring[AdapterInfo->cur_rx_ind];
+ }
+
+ if (pkt_type == PXE_FRAME_TYPE_NONE) {
+ AdapterInfo->Int_Status &= (~SCB_STATUS_FR);
+ }
+
+ status = InWord (AdapterInfo, AdapterInfo->ioaddr + SCBStatus);
+ if ((status & SCB_RUS_NO_RESOURCES) != 0) {
+ //
+ // start the receive unit here!
+ // leave all the filled frames,
+ //
+ SetupReceiveQueues (AdapterInfo);
+ OutLong (AdapterInfo, (UINT32) AdapterInfo->rx_phy_addr, AdapterInfo->ioaddr + SCBPointer);
+ OutWord (AdapterInfo, RX_START, AdapterInfo->ioaddr + SCBCmd);
+ AdapterInfo->cur_rx_ind = 0;
+ }
+
+ return ret_code;
+}
+
+
+/**
+ TODO: Add function description
+
+ @param AdapterInfo TODO: add argument description
+
+ @return TODO: add return values
+
+**/
+INT16
+E100bReadEepromAndStationAddress (
+ NIC_DATA_INSTANCE *AdapterInfo
+ )
+{
+ INT32 Index;
+ INT32 Index2;
+ UINT16 sum;
+ UINT16 eeprom_len;
+ UINT8 addr_len;
+ UINT16 *eedata;
+
+ eedata = (UINT16 *) (&AdapterInfo->NVData[0]);
+
+ sum = 0;
+ addr_len = E100bGetEepromAddrLen (AdapterInfo);
+
+ //
+ // in words
+ //
+ AdapterInfo->NVData_Len = eeprom_len = (UINT16) (1 << addr_len);
+ for (Index2 = 0, Index = 0; Index < eeprom_len; Index++) {
+ UINT16 value;
+ value = E100bReadEeprom (AdapterInfo, Index, addr_len);
+ eedata[Index] = value;
+ sum = (UINT16) (sum + value);
+ if (Index < 3) {
+ AdapterInfo->PermNodeAddress[Index2++] = (UINT8) value;
+ AdapterInfo->PermNodeAddress[Index2++] = (UINT8) (value >> 8);
+ }
+ }
+
+ if (sum != 0xBABA) {
+ return -1;
+ }
+
+ for (Index = 0; Index < PXE_HWADDR_LEN_ETHER; Index++) {
+ AdapterInfo->CurrentNodeAddress[Index] = AdapterInfo->PermNodeAddress[Index];
+ }
+
+ for (Index = 0; Index < PXE_HWADDR_LEN_ETHER; Index++) {
+ AdapterInfo->BroadcastNodeAddress[Index] = 0xff;
+ }
+
+ for (Index = PXE_HWADDR_LEN_ETHER; Index < PXE_MAC_LENGTH; Index++) {
+ AdapterInfo->CurrentNodeAddress[Index] = 0;
+ AdapterInfo->PermNodeAddress[Index] = 0;
+ AdapterInfo->BroadcastNodeAddress[Index] = 0;
+ }
+
+ return 0;
+}
+
+//
+// CBList is a circular linked list
+// 1) When all are free, Tail->next == Head and FreeCount == # allocated
+// 2) When none are free, Tail == Head and FreeCount == 0
+// 3) when one is free, Tail == Head and Freecount == 1
+// 4) First non-Free frame is always at Tail->next
+//
+
+/**
+ TODO: Add function description
+
+ @param AdapterInfo TODO: add argument description
+
+ @return TODO: add return values
+
+**/
+UINT8
+SetupCBlink (
+ NIC_DATA_INSTANCE *AdapterInfo
+ )
+{
+ TxCB *head_ptr;
+ TxCB *tail_ptr;
+ TxCB *cur_ptr;
+ INT32 Index;
+ UINTN array_off;
+
+ cur_ptr = &(AdapterInfo->tx_ring[0]);
+ array_off = (UINTN) (&cur_ptr->TBDArray) - (UINTN) cur_ptr;
+ for (Index = 0; Index < AdapterInfo->TxBufCnt; Index++) {
+ cur_ptr[Index].cb_header.status = 0;
+ cur_ptr[Index].cb_header.command = 0;
+
+ cur_ptr[Index].PhysTCBAddress =
+ (UINT32) AdapterInfo->tx_phy_addr + (Index * sizeof (TxCB));
+
+ cur_ptr[Index].PhysArrayAddr = (UINT32)(cur_ptr[Index].PhysTCBAddress + array_off);
+ cur_ptr[Index].PhysTBDArrayAddres = (UINT32)(cur_ptr[Index].PhysTCBAddress + array_off);
+
+ cur_ptr->free_data_ptr = (UINT64) 0;
+
+ if (Index < AdapterInfo->TxBufCnt - 1) {
+ cur_ptr[Index].cb_header.link = cur_ptr[Index].PhysTCBAddress + sizeof (TxCB);
+ cur_ptr[Index].NextTCBVirtualLinkPtr = &cur_ptr[Index + 1];
+ cur_ptr[Index + 1].PrevTCBVirtualLinkPtr = &cur_ptr[Index];
+ }
+ }
+
+ head_ptr = &cur_ptr[0];
+ tail_ptr = &cur_ptr[AdapterInfo->TxBufCnt - 1];
+ tail_ptr->cb_header.link = head_ptr->PhysTCBAddress;
+ tail_ptr->NextTCBVirtualLinkPtr = head_ptr;
+ head_ptr->PrevTCBVirtualLinkPtr = tail_ptr;
+
+ AdapterInfo->FreeCBCount = AdapterInfo->TxBufCnt;
+ AdapterInfo->FreeTxHeadPtr = head_ptr;
+ //
+ // set tail of the free list, next to this would be either in use
+ // or the head itself
+ //
+ AdapterInfo->FreeTxTailPtr = tail_ptr;
+
+ AdapterInfo->xmit_done_head = AdapterInfo->xmit_done_tail = 0;
+
+ return 0;
+}
+
+
+/**
+ TODO: Add function description
+
+ @param AdapterInfo TODO: add argument description
+
+ @return TODO: add return values
+
+**/
+TxCB *
+GetFreeCB (
+ NIC_DATA_INSTANCE *AdapterInfo
+ )
+{
+ TxCB *free_cb_ptr;
+
+ //
+ // claim any hanging free CBs
+ //
+ if (AdapterInfo->FreeCBCount <= 1) {
+ CheckCBList (AdapterInfo);
+ }
+
+ //
+ // don't use up the last CB problem if the previous CB that the CU used
+ // becomes the last CB we submit because of the SUSPEND bit we set.
+ // the CU thinks it was never cleared.
+ //
+
+ if (AdapterInfo->FreeCBCount <= 1) {
+ return NULL;
+ }
+
+ BlockIt (AdapterInfo, TRUE);
+ free_cb_ptr = AdapterInfo->FreeTxHeadPtr;
+ AdapterInfo->FreeTxHeadPtr = free_cb_ptr->NextTCBVirtualLinkPtr;
+ --AdapterInfo->FreeCBCount;
+ BlockIt (AdapterInfo, FALSE);
+ return free_cb_ptr;
+}
+
+
+/**
+ TODO: Add function description
+
+ @param AdapterInfo TODO: add argument description
+ @param cb_ptr TODO: add argument description
+
+ @return TODO: add return values
+
+**/
+VOID
+SetFreeCB (
+ IN NIC_DATA_INSTANCE *AdapterInfo,
+ IN TxCB *cb_ptr
+ )
+{
+ //
+ // here we assume cb are returned in the order they are taken out
+ // and we link the newly freed cb at the tail of free cb list
+ //
+ cb_ptr->cb_header.status = 0;
+ cb_ptr->free_data_ptr = (UINT64) 0;
+
+ AdapterInfo->FreeTxTailPtr = cb_ptr;
+ ++AdapterInfo->FreeCBCount;
+ return ;
+}
+
+
+/**
+ TODO: Add function description
+
+ @param ind TODO: add argument description
+
+ @return TODO: add return values
+
+**/
+UINT16
+next (
+ IN UINT16 ind
+ )
+{
+ UINT16 Tmp;
+
+ Tmp = (UINT16) (ind + 1);
+ if (Tmp >= (TX_BUFFER_COUNT << 1)) {
+ Tmp = 0;
+ }
+
+ return Tmp;
+}
+
+
+/**
+ TODO: Add function description
+
+ @param AdapterInfo TODO: add argument description
+
+ @return TODO: add return values
+
+**/
+UINT16
+CheckCBList (
+ IN NIC_DATA_INSTANCE *AdapterInfo
+ )
+{
+ TxCB *Tmp_ptr;
+ UINT16 cnt;
+
+ cnt = 0;
+ while (1) {
+ Tmp_ptr = AdapterInfo->FreeTxTailPtr->NextTCBVirtualLinkPtr;
+ if ((Tmp_ptr->cb_header.status & CMD_STATUS_MASK) != 0) {
+ //
+ // check if Q is full
+ //
+ if (next (AdapterInfo->xmit_done_tail) != AdapterInfo->xmit_done_head) {
+ AdapterInfo->xmit_done[AdapterInfo->xmit_done_tail] = Tmp_ptr->free_data_ptr;
+
+ UnMapIt (
+ AdapterInfo,
+ Tmp_ptr->free_data_ptr,
+ Tmp_ptr->TBDArray[0].buf_len,
+ TO_DEVICE,
+ (UINT64) Tmp_ptr->TBDArray[0].phys_buf_addr
+ );
+
+ AdapterInfo->xmit_done_tail = next (AdapterInfo->xmit_done_tail);
+ }
+
+ SetFreeCB (AdapterInfo, Tmp_ptr);
+ } else {
+ break;
+ }
+ }
+
+ return cnt;
+}
+//
+// Description : Initialize the RFD list list by linking each element together
+// in a circular list. The simplified memory model is used.
+// All data is in the RFD. The RFDs are linked together and the
+// last one points back to the first one. When the current RFD
+// is processed (frame received), its EL bit is set and the EL
+// bit in the previous RXFD is cleared.
+// Allocation done during INIT, this is making linked list.
+//
+
+/**
+ TODO: Add function description
+
+ @param AdapterInfo TODO: add argument description
+
+ @return TODO: add return values
+
+**/
+UINT8
+SetupReceiveQueues (
+ IN NIC_DATA_INSTANCE *AdapterInfo
+ )
+{
+ RxFD *rx_ptr;
+ RxFD *tail_ptr;
+ UINT16 Index;
+
+ AdapterInfo->cur_rx_ind = 0;
+ rx_ptr = (&AdapterInfo->rx_ring[0]);
+
+ for (Index = 0; Index < AdapterInfo->RxBufCnt; Index++) {
+ rx_ptr[Index].cb_header.status = 0;
+ rx_ptr[Index].cb_header.command = 0;
+ rx_ptr[Index].RFDSize = RX_BUFFER_SIZE;
+ rx_ptr[Index].ActualCount = 0;
+ //
+ // RBDs not used, simple memory model
+ //
+ rx_ptr[Index].rx_buf_addr = (UINT32) (-1);
+
+ //
+ // RBDs not used, simple memory model
+ //
+ rx_ptr[Index].forwarded = FALSE;
+
+ //
+ // don't use Tmp_ptr if it is beyond the last one
+ //
+ if (Index < AdapterInfo->RxBufCnt - 1) {
+ rx_ptr[Index].cb_header.link = (UINT32) AdapterInfo->rx_phy_addr + ((Index + 1) * sizeof (RxFD));
+ }
+ }
+
+ tail_ptr = (&AdapterInfo->rx_ring[AdapterInfo->RxBufCnt - 1]);
+ tail_ptr->cb_header.link = (UINT32) AdapterInfo->rx_phy_addr;
+
+ //
+ // set the EL bit
+ //
+ tail_ptr->cb_header.command = 0xC000;
+ AdapterInfo->RFDTailPtr = tail_ptr;
+ return 0;
+}
+
+
+/**
+ TODO: Add function description
+
+ @param AdapterInfo TODO: add argument description
+ @param rx_index TODO: add argument description
+
+ @return TODO: add return values
+
+**/
+VOID
+Recycle_RFD (
+ IN NIC_DATA_INSTANCE *AdapterInfo,
+ IN UINT16 rx_index
+ )
+{
+ RxFD *rx_ptr;
+ RxFD *tail_ptr;
+ //
+ // change the EL bit and change the AdapterInfo->RxTailPtr
+ // rx_ptr is assumed to be the head of the Q
+ // AdapterInfo->rx_forwarded[rx_index] = FALSE;
+ //
+ rx_ptr = &AdapterInfo->rx_ring[rx_index];
+ tail_ptr = AdapterInfo->RFDTailPtr;
+ //
+ // set el_bit and suspend bit
+ //
+ rx_ptr->cb_header.command = 0xc000;
+ rx_ptr->cb_header.status = 0;
+ rx_ptr->ActualCount = 0;
+ rx_ptr->forwarded = FALSE;
+ AdapterInfo->RFDTailPtr = rx_ptr;
+ //
+ // resetting the el_bit.
+ //
+ tail_ptr->cb_header.command = 0;
+ //
+ // check the receive unit, fix if there is any problem
+ //
+ return ;
+}
+//
+// Serial EEPROM section.
+//
+// EEPROM_Ctrl bits.
+//
+#define EE_SHIFT_CLK 0x01 /* EEPROM shift clock. */
+#define EE_CS 0x02 /* EEPROM chip select. */
+#define EE_DI 0x04 /* EEPROM chip data in. */
+#define EE_WRITE_0 0x01
+#define EE_WRITE_1 0x05
+#define EE_DO 0x08 /* EEPROM chip data out. */
+#define EE_ENB (0x4800 | EE_CS)
+
+//
+// Delay between EEPROM clock transitions.
+// This will actually work with no delay on 33Mhz PCI.
+//
+#define eeprom_delay(nanosec) DelayIt (AdapterInfo, nanosec);
+
+//
+// The EEPROM commands include the alway-set leading bit.
+//
+#define EE_WRITE_CMD 5 // 101b
+#define EE_READ_CMD 6 // 110b
+#define EE_ERASE_CMD (7 << 6)
+
+VOID
+shift_bits_out (
+ IN NIC_DATA_INSTANCE *AdapterInfo,
+ IN UINT16 val,
+ IN UINT8 num_bits
+ )
+/*++
+
+Routine Description:
+
+ TODO: Add function description
+
+Arguments:
+
+ AdapterInfo - TODO: add argument description
+ val - TODO: add argument description
+ num_bits - TODO: add argument description
+
+Returns:
+
+ TODO: add return values
+
+--*/
+{
+ INT32 Index;
+ UINT8 Tmp;
+ UINT32 EEAddr;
+
+ EEAddr = AdapterInfo->ioaddr + SCBeeprom;
+
+ for (Index = num_bits; Index >= 0; Index--) {
+ INT16 dataval;
+
+ //
+ // will be 0 or 4
+ //
+ dataval = (INT16) ((val & (1 << Index)) ? EE_DI : 0);
+
+ //
+ // mask off the data_in bit
+ //
+ Tmp = (UINT8) (InByte (AdapterInfo, EEAddr) &~EE_DI);
+ Tmp = (UINT8) (Tmp | dataval);
+ OutByte (AdapterInfo, Tmp, EEAddr);
+ eeprom_delay (100);
+ //
+ // raise the eeprom clock
+ //
+ OutByte (AdapterInfo, (UINT8) (Tmp | EE_SHIFT_CLK), EEAddr);
+ eeprom_delay (150);
+ //
+ // lower the eeprom clock
+ //
+ OutByte (AdapterInfo, (UINT8) (Tmp &~EE_SHIFT_CLK), EEAddr);
+ eeprom_delay (150);
+ }
+}
+
+
+/**
+ TODO: Add function description
+
+ @param AdapterInfo TODO: add argument description
+
+ @return TODO: add return values
+
+**/
+UINT16
+shift_bits_in (
+ IN NIC_DATA_INSTANCE *AdapterInfo
+ )
+{
+ UINT8 Tmp;
+ INT32 Index;
+ UINT16 retval;
+ UINT32 EEAddr;
+
+ EEAddr = AdapterInfo->ioaddr + SCBeeprom;
+
+ retval = 0;
+ for (Index = 15; Index >= 0; Index--) {
+ //
+ // raise the clock
+ //
+
+ //
+ // mask off the data_in bit
+ //
+ Tmp = InByte (AdapterInfo, EEAddr);
+ OutByte (AdapterInfo, (UINT8) (Tmp | EE_SHIFT_CLK), EEAddr);
+ eeprom_delay (100);
+ Tmp = InByte (AdapterInfo, EEAddr);
+ retval = (UINT16) ((retval << 1) | ((Tmp & EE_DO) ? 1 : 0));
+ //
+ // lower the clock
+ //
+ OutByte (AdapterInfo, (UINT8) (Tmp &~EE_SHIFT_CLK), EEAddr);
+ eeprom_delay (100);
+ }
+
+ return retval;
+}
+
+
+/**
+ This routine sets the EEPROM lockout bit to gain exclusive access to the
+ eeprom. the access bit is the most significant bit in the General Control
+ Register 2 in the SCB space.
+
+ @param AdapterInfo Pointer to the NIC data structure
+ information which the UNDI driver is
+ layering on..
+
+ @retval TRUE if it got the access
+ @retval FALSE if it fails to get the exclusive access
+
+**/
+BOOLEAN
+E100bSetEepromLockOut (
+ IN NIC_DATA_INSTANCE *AdapterInfo
+ )
+{
+ UINTN wait;
+ UINT8 tmp;
+
+ if ((AdapterInfo->DeviceID == D102_DEVICE_ID) ||
+ (AdapterInfo->RevID >= D102_REVID)) {
+
+ wait = 500;
+
+ while (wait--) {
+
+ tmp = InByte (AdapterInfo, AdapterInfo->ioaddr + SCBGenCtrl2);
+ tmp |= GCR2_EEPROM_ACCESS_SEMAPHORE;
+ OutByte (AdapterInfo, tmp, AdapterInfo->ioaddr + SCBGenCtrl2);
+
+ DelayIt (AdapterInfo, 50);
+ tmp = InByte (AdapterInfo, AdapterInfo->ioaddr + SCBGenCtrl2);
+
+ if (tmp & GCR2_EEPROM_ACCESS_SEMAPHORE) {
+ return TRUE;
+ }
+ }
+
+ return FALSE;
+ }
+
+ return TRUE;
+}
+
+
+/**
+ This routine Resets the EEPROM lockout bit to giveup access to the
+ eeprom. the access bit is the most significant bit in the General Control
+ Register 2 in the SCB space.
+
+ @param AdapterInfo Pointer to the NIC data structure
+ information which the UNDI driver is
+ layering on..
+
+ @return None
+
+**/
+VOID
+E100bReSetEepromLockOut (
+ IN NIC_DATA_INSTANCE *AdapterInfo
+ )
+{
+ UINT8 tmp;
+
+ if ((AdapterInfo->DeviceID == D102_DEVICE_ID) ||
+ (AdapterInfo->RevID >= D102_REVID)) {
+
+ tmp = InByte (AdapterInfo, AdapterInfo->ioaddr + SCBGenCtrl2);
+ tmp &= ~(GCR2_EEPROM_ACCESS_SEMAPHORE);
+ OutByte (AdapterInfo, tmp, AdapterInfo->ioaddr + SCBGenCtrl2);
+
+ DelayIt (AdapterInfo, 50);
+ }
+}
+
+
+/**
+ Using the NIC data structure information, read the EEPROM to get a Word of data for the MAC address.
+
+ @param AdapterInfo Pointer to the NIC data structure
+ information which the UNDI driver is
+ layering on..
+ @param Location Word offset into the MAC address to read.
+ @param AddrLen Number of bits of address length.
+
+ @retval RetVal The word read from the EEPROM.
+
+**/
+UINT16
+E100bReadEeprom (
+ IN NIC_DATA_INSTANCE *AdapterInfo,
+ IN INT32 Location,
+ IN UINT8 AddrLen
+ )
+{
+ UINT16 RetVal;
+ UINT8 Tmp;
+
+ UINT32 EEAddr;
+ UINT16 ReadCmd;
+
+ EEAddr = AdapterInfo->ioaddr + SCBeeprom;
+ ReadCmd = (UINT16) (Location | (EE_READ_CMD << AddrLen));
+
+ RetVal = 0;
+
+ //
+ // get exclusive access to the eeprom first!
+ //
+ E100bSetEepromLockOut (AdapterInfo);
+
+ //
+ // eeprom control reg bits: x,x,x,x,DO,DI,CS,SK
+ // to write the opcode+data value out one bit at a time in DI starting at msb
+ // and then out a 1 to sk, wait, out 0 to SK and wait
+ // repeat this for all the bits to be written
+ //
+
+ //
+ // 11110010b
+ //
+ Tmp = (UINT8) (InByte (AdapterInfo, EEAddr) & 0xF2);
+ OutByte (AdapterInfo, (UINT8) (Tmp | EE_CS), EEAddr);
+
+ //
+ // 3 for the read opcode 110b
+ //
+ shift_bits_out (AdapterInfo, ReadCmd, (UINT8) (3 + AddrLen));
+
+ //
+ // read the eeprom word one bit at a time
+ //
+ RetVal = shift_bits_in (AdapterInfo);
+
+ //
+ // Terminate the EEPROM access and leave eeprom in a clean state.
+ //
+ Tmp = InByte (AdapterInfo, EEAddr);
+ Tmp &= ~(EE_CS | EE_DI);
+ OutByte (AdapterInfo, Tmp, EEAddr);
+
+ //
+ // raise the clock and lower the eeprom shift clock
+ //
+ OutByte (AdapterInfo, (UINT8) (Tmp | EE_SHIFT_CLK), EEAddr);
+ eeprom_delay (100);
+
+ OutByte (AdapterInfo, (UINT8) (Tmp &~EE_SHIFT_CLK), EEAddr);
+ eeprom_delay (100);
+
+ //
+ // giveup access to the eeprom
+ //
+ E100bReSetEepromLockOut (AdapterInfo);
+
+ return RetVal;
+}
+
+
+/**
+ Using the NIC data structure information, read the EEPROM to determine how many bits of address length
+ this EEPROM is in Words.
+
+ @param AdapterInfo Pointer to the NIC data structure
+ information which the UNDI driver is
+ layering on..
+
+ @retval RetVal The word read from the EEPROM.
+
+**/
+UINT8
+E100bGetEepromAddrLen (
+ IN NIC_DATA_INSTANCE *AdapterInfo
+ )
+{
+ UINT8 Tmp;
+ UINT8 AddrLen;
+ UINT32 EEAddr;
+ //
+ // assume 64word eeprom (so,6 bits of address_length)
+ //
+ UINT16 ReadCmd;
+
+ EEAddr = AdapterInfo->ioaddr + SCBeeprom;
+ ReadCmd = (EE_READ_CMD << 6);
+
+ //
+ // get exclusive access to the eeprom first!
+ //
+ E100bSetEepromLockOut (AdapterInfo);
+
+ //
+ // address we are trying to read is 0
+ // eeprom control reg bits: x,x,x,x,DO,,DI,,CS,SK
+ // to write the opcode+data value out one bit at a time in DI starting at msb
+ // and then out a 1 to sk, wait, out 0 to SK and wait
+ // repeat this for all the bits to be written
+ //
+ Tmp = (UINT8) (InByte (AdapterInfo, EEAddr) & 0xF2);
+
+ //
+ // enable eeprom access
+ //
+ OutByte (AdapterInfo, (UINT8) (Tmp | EE_CS), EEAddr);
+
+ //
+ // 3 for opcode, 6 for the default address len
+ //
+ shift_bits_out (AdapterInfo, ReadCmd, (UINT8) (3 + 6));
+
+ //
+ // (in case of a 64 word eeprom).
+ // read the "dummy zero" from EE_DO to say that the address we wrote
+ // (six 0s) is accepted, write more zeros (until 8) to get a "dummy zero"
+ //
+
+ //
+ // assume the smallest
+ //
+ AddrLen = 6;
+ Tmp = InByte (AdapterInfo, EEAddr);
+ while ((AddrLen < 8) && ((Tmp & EE_DO) != 0)) {
+ OutByte (AdapterInfo, (UINT8) (Tmp &~EE_DI), EEAddr);
+ eeprom_delay (100);
+
+ //
+ // raise the eeprom clock
+ //
+ OutByte (AdapterInfo, (UINT8) (Tmp | EE_SHIFT_CLK), EEAddr);
+ eeprom_delay (150);
+
+ //
+ // lower the eeprom clock
+ //
+ OutByte (AdapterInfo, (UINT8) (Tmp &~EE_SHIFT_CLK), EEAddr);
+ eeprom_delay (150);
+ Tmp = InByte (AdapterInfo, EEAddr);
+ AddrLen++;
+ }
+
+ //
+ // read the eeprom word, even though we don't need this
+ //
+ shift_bits_in (AdapterInfo);
+
+ //
+ // Terminate the EEPROM access.
+ //
+ Tmp = InByte (AdapterInfo, EEAddr);
+ Tmp &= ~(EE_CS | EE_DI);
+ OutByte (AdapterInfo, Tmp, EEAddr);
+
+ //
+ // raise the clock and lower the eeprom shift clock
+ //
+ OutByte (AdapterInfo, (UINT8) (Tmp | EE_SHIFT_CLK), EEAddr);
+ eeprom_delay (100);
+
+ OutByte (AdapterInfo, (UINT8) (Tmp &~EE_SHIFT_CLK), EEAddr);
+ eeprom_delay (100);
+
+ //
+ // giveup access to the eeprom!
+ //
+ E100bReSetEepromLockOut (AdapterInfo);
+
+ return AddrLen;
+}
+
+
+/**
+ TODO: Add function description
+
+ @param AdapterInfo TODO: add argument description
+ @param DBaddr TODO: add argument description
+ @param DBsize TODO: add argument description
+
+ @return TODO: add return values
+
+**/
+UINTN
+E100bStatistics (
+ NIC_DATA_INSTANCE *AdapterInfo,
+ UINT64 DBaddr,
+ UINT16 DBsize
+ )
+{
+ PXE_DB_STATISTICS db;
+ //
+ // wait upto one second (each wait is 100 micro s)
+ //
+ UINT32 Wait;
+ Wait = 10000;
+ wait_for_cmd_done (AdapterInfo->ioaddr + SCBCmd);
+
+ //
+ // Clear statistics done marker.
+ //
+ AdapterInfo->statistics->done_marker = 0;
+
+ //
+ // Issue statistics dump (or dump w/ reset) command.
+ //
+ OutByte (
+ AdapterInfo,
+ (UINT8) (DBsize ? CU_SHOWSTATS : CU_DUMPSTATS),
+ (UINT32) (AdapterInfo->ioaddr + SCBCmd)
+ );
+
+ //
+ // Wait for command to complete.
+ //
+ // zero the db here just to chew up a little more time.
+ //
+
+ ZeroMem ((VOID *) &db, sizeof db);
+
+ while (Wait != 0) {
+ //
+ // Wait a bit before checking.
+ //
+
+ DelayIt (AdapterInfo, 100);
+
+ //
+ // Look for done marker at end of statistics.
+ //
+
+ switch (AdapterInfo->statistics->done_marker) {
+ case 0xA005:
+ case 0xA007:
+ break;
+
+ default:
+ Wait--;
+ continue;
+ }
+
+ //
+ // if we did not "continue" from the above switch, we are done,
+ //
+ break;
+ }
+
+ //
+ // If this is a reset, we are out of here!
+ //
+ if (DBsize == 0) {
+ return PXE_STATCODE_SUCCESS;
+ }
+
+ //
+ // Convert NIC statistics counter format to EFI/UNDI
+ // specification statistics counter format.
+ //
+
+ //
+ // 54 3210 fedc ba98 7654 3210
+ // db.Supported = 01 0000 0100 1101 0001 0111;
+ //
+ db.Supported = 0x104D17;
+
+ //
+ // Statistics from the NIC
+ //
+
+ db.Data[0x01] = AdapterInfo->statistics->rx_good_frames;
+
+ db.Data[0x02] = AdapterInfo->statistics->rx_runt_errs;
+
+ db.Data[0x08] = AdapterInfo->statistics->rx_crc_errs +
+ AdapterInfo->statistics->rx_align_errs;
+
+ db.Data[0x04] = db.Data[0x02] +
+ db.Data[0x08] +
+ AdapterInfo->statistics->rx_resource_errs +
+ AdapterInfo->statistics->rx_overrun_errs;
+
+ db.Data[0x00] = db.Data[0x01] + db.Data[0x04];
+
+ db.Data[0x0B] = AdapterInfo->statistics->tx_good_frames;
+
+ db.Data[0x0E] = AdapterInfo->statistics->tx_coll16_errs +
+ AdapterInfo->statistics->tx_late_colls +
+ AdapterInfo->statistics->tx_underruns +
+ AdapterInfo->statistics->tx_one_colls +
+ AdapterInfo->statistics->tx_multi_colls;
+
+ db.Data[0x14] = AdapterInfo->statistics->tx_total_colls;
+
+ db.Data[0x0A] = db.Data[0x0B] +
+ db.Data[0x0E] +
+ AdapterInfo->statistics->tx_lost_carrier;
+
+ if (DBsize > sizeof db) {
+ DBsize = sizeof db;
+ }
+
+ CopyMem ((VOID *) (UINTN) DBaddr, (VOID *) &db, (UINTN) DBsize);
+
+ return PXE_STATCODE_SUCCESS;
+}
+
+
+/**
+ TODO: Add function description
+
+ @param AdapterInfo TODO: add argument description
+ @param OpFlags TODO: add argument description
+
+ @return TODO: add return values
+
+**/
+UINTN
+E100bReset (
+ IN NIC_DATA_INSTANCE *AdapterInfo,
+ IN INT32 OpFlags
+ )
+{
+
+ UINT16 save_filter;
+ //
+ // disable the interrupts
+ //
+ OutWord (AdapterInfo, INT_MASK, AdapterInfo->ioaddr + SCBCmd);
+
+ //
+ // wait for the tx queue to complete
+ //
+ CheckCBList (AdapterInfo);
+
+ XmitWaitForCompletion (AdapterInfo);
+
+ if (AdapterInfo->Receive_Started) {
+ StopRU (AdapterInfo);
+ }
+
+ InitializeChip (AdapterInfo);
+
+ //
+ // check the opflags and restart receive filters
+ //
+ if ((OpFlags & PXE_OPFLAGS_RESET_DISABLE_FILTERS) == 0) {
+
+ save_filter = AdapterInfo->Rx_Filter;
+ //
+ // if we give the filter same as Rx_Filter,
+ // this routine will not set mcast list (it thinks there is no change)
+ // to force it, we will reset that flag in the Rx_Filter
+ //
+ AdapterInfo->Rx_Filter &= (~PXE_OPFLAGS_RECEIVE_FILTER_FILTERED_MULTICAST);
+ E100bSetfilter (AdapterInfo, save_filter, (UINT64) 0, (UINT32) 0);
+ }
+
+ if ((OpFlags & PXE_OPFLAGS_RESET_DISABLE_INTERRUPTS) != 0) {
+ //
+ // disable the interrupts
+ //
+ AdapterInfo->int_mask = 0;
+ }
+ //
+ // else leave the interrupt in the pre-set state!!!
+ //
+ E100bSetInterruptState (AdapterInfo);
+
+ return 0;
+}
+
+
+/**
+ TODO: Add function description
+
+ @param AdapterInfo TODO: add argument description
+
+ @return TODO: add return values
+
+**/
+UINTN
+E100bShutdown (
+ IN NIC_DATA_INSTANCE *AdapterInfo
+ )
+{
+ //
+ // disable the interrupts
+ //
+ OutWord (AdapterInfo, INT_MASK, AdapterInfo->ioaddr + SCBCmd);
+
+ //
+ // stop the receive unit
+ //
+ if (AdapterInfo->Receive_Started) {
+ StopRU (AdapterInfo);
+ }
+
+ //
+ // wait for the tx queue to complete
+ //
+ CheckCBList (AdapterInfo);
+ if (AdapterInfo->FreeCBCount != AdapterInfo->TxBufCnt) {
+ wait_for_cmd_done (AdapterInfo->ioaddr + SCBCmd);
+ }
+
+ //
+ // we do not want to reset the phy, it takes a long time to renegotiate the
+ // link after that (3-4 seconds)
+ //
+ InitializeChip (AdapterInfo);
+ SelectiveReset (AdapterInfo);
+ return 0;
+}
+
+
+/**
+ This routine will write a value to the specified MII register
+ of an external MDI compliant device (e.g. PHY 100). The command will
+ execute in polled mode.
+
+ @param AdapterInfo pointer to the structure that contains
+ the NIC's context.
+ @param RegAddress The MII register that we are writing to
+ @param PhyAddress The MDI address of the Phy component.
+ @param DataValue The value that we are writing to the MII
+ register.
+
+ @return nothing
+
+**/
+VOID
+MdiWrite (
+ IN NIC_DATA_INSTANCE *AdapterInfo,
+ IN UINT8 RegAddress,
+ IN UINT8 PhyAddress,
+ IN UINT16 DataValue
+ )
+{
+ UINT32 WriteCommand;
+
+ WriteCommand = ((UINT32) DataValue) |
+ ((UINT32)(RegAddress << 16)) |
+ ((UINT32)(PhyAddress << 21)) |
+ ((UINT32)(MDI_WRITE << 26));
+
+ //
+ // Issue the write command to the MDI control register.
+ //
+ OutLong (AdapterInfo, WriteCommand, AdapterInfo->ioaddr + SCBCtrlMDI);
+
+ //
+ // wait 20usec before checking status
+ //
+ DelayIt (AdapterInfo, 20);
+
+ //
+ // poll for the mdi write to complete
+ while ((InLong (AdapterInfo, AdapterInfo->ioaddr + SCBCtrlMDI) &
+ MDI_PHY_READY) == 0){
+ DelayIt (AdapterInfo, 20);
+ }
+}
+
+
+/**
+ This routine will read a value from the specified MII register
+ of an external MDI compliant device (e.g. PHY 100), and return
+ it to the calling routine. The command will execute in polled mode.
+
+ @param AdapterInfo pointer to the structure that contains
+ the NIC's context.
+ @param RegAddress The MII register that we are reading from
+ @param PhyAddress The MDI address of the Phy component.
+ @param DataValue pointer to the value that we read from
+ the MII register.
+
+
+**/
+VOID
+MdiRead (
+ IN NIC_DATA_INSTANCE *AdapterInfo,
+ IN UINT8 RegAddress,
+ IN UINT8 PhyAddress,
+ IN OUT UINT16 *DataValue
+ )
+{
+ UINT32 ReadCommand;
+
+ ReadCommand = ((UINT32) (RegAddress << 16)) |
+ ((UINT32) (PhyAddress << 21)) |
+ ((UINT32) (MDI_READ << 26));
+
+ //
+ // Issue the read command to the MDI control register.
+ //
+ OutLong (AdapterInfo, ReadCommand, AdapterInfo->ioaddr + SCBCtrlMDI);
+
+ //
+ // wait 20usec before checking status
+ //
+ DelayIt (AdapterInfo, 20);
+
+ //
+ // poll for the mdi read to complete
+ //
+ while ((InLong (AdapterInfo, AdapterInfo->ioaddr + SCBCtrlMDI) &
+ MDI_PHY_READY) == 0) {
+ DelayIt (AdapterInfo, 20);
+
+ }
+
+ *DataValue = InWord (AdapterInfo, AdapterInfo->ioaddr + SCBCtrlMDI);
+}
+
+
+/**
+ This routine will reset the PHY that the adapter is currently
+ configured to use.
+
+ @param AdapterInfo pointer to the structure that contains
+ the NIC's context.
+
+
+**/
+VOID
+PhyReset (
+ NIC_DATA_INSTANCE *AdapterInfo
+ )
+{
+ UINT16 MdiControlReg;
+
+ MdiControlReg = (MDI_CR_AUTO_SELECT |
+ MDI_CR_RESTART_AUTO_NEG |
+ MDI_CR_RESET);
+
+ //
+ // Write the MDI control register with our new Phy configuration
+ //
+ MdiWrite (
+ AdapterInfo,
+ MDI_CONTROL_REG,
+ AdapterInfo->PhyAddress,
+ MdiControlReg
+ );
+
+ return ;
+}
+
+
+/**
+ This routine will detect what phy we are using, set the line
+ speed, FDX or HDX, and configure the phy if necessary.
+ The following combinations are supported:
+ - TX or T4 PHY alone at PHY address 1
+ - T4 or TX PHY at address 1 and MII PHY at address 0
+ - 82503 alone (10Base-T mode, no full duplex support)
+ - 82503 and MII PHY (TX or T4) at address 0
+ The sequence / priority of detection is as follows:
+ - PHY 1 with cable termination
+ - PHY 0 with cable termination
+ - PHY 1 (if found) without cable termination
+ - 503 interface
+ Additionally auto-negotiation capable (NWAY) and parallel
+ detection PHYs are supported. The flow-chart is described in
+ the 82557 software writer's manual.
+ NOTE: 1. All PHY MDI registers are read in polled mode.
+ 2. The routines assume that the 82557 has been RESET and we have
+ obtained the virtual memory address of the CSR.
+ 3. PhyDetect will not RESET the PHY.
+ 4. If FORCEFDX is set, SPEED should also be set. The driver will
+ check the values for inconsistency with the detected PHY
+ technology.
+ 5. PHY 1 (the PHY on the adapter) may have an address in the range
+ 1 through 31 inclusive. The driver will accept addresses in
+ this range.
+ 6. Driver ignores FORCEFDX and SPEED overrides if a 503 interface
+ is detected.
+
+ @param AdapterInfo pointer to the structure that contains
+ the NIC's context.
+
+ @retval TRUE If a Phy was detected, and configured
+ correctly.
+ @retval FALSE If a valid phy could not be detected and
+ configured.
+
+**/
+BOOLEAN
+PhyDetect (
+ NIC_DATA_INSTANCE *AdapterInfo
+ )
+{
+ UINT16 *eedata;
+ UINT16 MdiControlReg;
+ UINT16 MdiStatusReg;
+ BOOLEAN FoundPhy1;
+ UINT8 ReNegotiateTime;
+
+ eedata = (UINT16 *) (&AdapterInfo->NVData[0]);
+
+ FoundPhy1 = FALSE;
+ ReNegotiateTime = 35;
+ //
+ // EEPROM word [6] contains the Primary PHY record in which the least 3 bits
+ // indicate the PHY address
+ // and word [7] contains the secondary PHY record
+ //
+ AdapterInfo->PhyRecord[0] = eedata[6];
+ AdapterInfo->PhyRecord[1] = eedata[7];
+ AdapterInfo->PhyAddress = (UINT8) (AdapterInfo->PhyRecord[0] & 7);
+
+ //
+ // Check for a phy address over-ride of 32 which indicates force use of 82503
+ // not detecting the link in this case
+ //
+ if (AdapterInfo->PhyAddress == 32) {
+ //
+ // 503 interface over-ride
+ // Record the current speed and duplex. We will be in half duplex
+ // mode unless the user used the force full duplex over-ride.
+ //
+ AdapterInfo->LinkSpeed = 10;
+ return (TRUE);
+ }
+
+ //
+ // If the Phy Address is between 1-31 then we must first look for phy 1,
+ // at that address.
+ //
+ if ((AdapterInfo->PhyAddress > 0) && (AdapterInfo->PhyAddress < 32)) {
+
+ //
+ // Read the MDI control and status registers at phy 1
+ // and check if we found a valid phy
+ //
+ MdiRead (
+ AdapterInfo,
+ MDI_CONTROL_REG,
+ AdapterInfo->PhyAddress,
+ &MdiControlReg
+ );
+
+ MdiRead (
+ AdapterInfo,
+ MDI_STATUS_REG,
+ AdapterInfo->PhyAddress,
+ &MdiStatusReg
+ );
+
+ if (!((MdiControlReg == 0xffff) ||
+ ((MdiStatusReg == 0) && (MdiControlReg == 0)))) {
+
+ //
+ // we have a valid phy1
+ // Read the status register again because of sticky bits
+ //
+ FoundPhy1 = TRUE;
+ MdiRead (
+ AdapterInfo,
+ MDI_STATUS_REG,
+ AdapterInfo->PhyAddress,
+ &MdiStatusReg
+ );
+
+ //
+ // If there is a valid link then use this Phy.
+ //
+ if (MdiStatusReg & MDI_SR_LINK_STATUS) {
+ return (SetupPhy(AdapterInfo));
+ }
+ }
+ }
+
+ //
+ // Next try to detect a PHY at address 0x00 because there was no Phy 1,
+ // or Phy 1 didn't have link, or we had a phy 0 over-ride
+ //
+
+ //
+ // Read the MDI control and status registers at phy 0
+ //
+ MdiRead (AdapterInfo, MDI_CONTROL_REG, 0, &MdiControlReg);
+ MdiRead (AdapterInfo, MDI_STATUS_REG, 0, &MdiStatusReg);
+
+ //
+ // check if we found a valid phy 0
+ //
+ if (((MdiControlReg == 0xffff) ||
+ ((MdiStatusReg == 0) && (MdiControlReg == 0)))) {
+
+ //
+ // we don't have a valid phy at address 0
+ // if phy address was forced to 0, then error out because we
+ // didn't find a phy at that address
+ //
+ if (AdapterInfo->PhyAddress == 0x0000) {
+ return (FALSE);
+ } else {
+ //
+ // at this point phy1 does not have link and there is no phy 0 at all
+ // if we are forced to detect the cable, error out here!
+ //
+ if (AdapterInfo->CableDetect != 0) {
+ return FALSE;
+
+ }
+
+ if (FoundPhy1) {
+ //
+ // no phy 0, but there is a phy 1 (no link I guess), so use phy 1
+ //
+ return SetupPhy (AdapterInfo);
+ } else {
+ //
+ // didn't find phy 0 or phy 1, so assume a 503 interface
+ //
+ AdapterInfo->PhyAddress = 32;
+
+ //
+ // Record the current speed and duplex. We'll be in half duplex
+ // mode unless the user used the force full duplex over-ride.
+ //
+ AdapterInfo->LinkSpeed = 10;
+ return (TRUE);
+ }
+ }
+ } else {
+ //
+ // We have a valid phy at address 0. If phy 0 has a link then we use
+ // phy 0. If Phy 0 doesn't have a link then we use Phy 1 (no link)
+ // if phy 1 is present, or phy 0 if phy 1 is not present
+ // If phy 1 was present, then we must isolate phy 1 before we enable
+ // phy 0 to see if Phy 0 has a link.
+ //
+ if (FoundPhy1) {
+ //
+ // isolate phy 1
+ //
+ MdiWrite (
+ AdapterInfo,
+ MDI_CONTROL_REG,
+ AdapterInfo->PhyAddress,
+ MDI_CR_ISOLATE
+ );
+
+ //
+ // wait 100 microseconds for the phy to isolate.
+ //
+ DelayIt (AdapterInfo, 100);
+ }
+
+ //
+ // Since this Phy is at address 0, we must enable it. So clear
+ // the isolate bit, and set the auto-speed select bit
+ //
+ MdiWrite (
+ AdapterInfo,
+ MDI_CONTROL_REG,
+ 0,
+ MDI_CR_AUTO_SELECT
+ );
+
+ //
+ // wait 100 microseconds for the phy to be enabled.
+ //
+ DelayIt (AdapterInfo, 100);
+
+ //
+ // restart the auto-negotion process
+ //
+ MdiWrite (
+ AdapterInfo,
+ MDI_CONTROL_REG,
+ 0,
+ MDI_CR_RESTART_AUTO_NEG | MDI_CR_AUTO_SELECT
+ );
+
+ //
+ // wait no more than 3.5 seconds for auto-negotiation to complete
+ //
+ while (ReNegotiateTime) {
+ //
+ // Read the status register twice because of sticky bits
+ //
+ MdiRead (AdapterInfo, MDI_STATUS_REG, 0, &MdiStatusReg);
+ MdiRead (AdapterInfo, MDI_STATUS_REG, 0, &MdiStatusReg);
+
+ if (MdiStatusReg & MDI_SR_AUTO_NEG_COMPLETE) {
+ break;
+ }
+
+ DelayIt (AdapterInfo, 100);
+ ReNegotiateTime--;
+ }
+
+ //
+ // Read the status register again because of sticky bits
+ //
+ MdiRead (AdapterInfo, MDI_STATUS_REG, 0, &MdiStatusReg);
+
+ //
+ // If the link was not set
+ //
+ if ((MdiStatusReg & MDI_SR_LINK_STATUS) == 0) {
+ //
+ // PHY1 does not have a link and phy 0 does not have a link
+ // do not proceed if we need to detect the link!
+ //
+ if (AdapterInfo->CableDetect != 0) {
+ return FALSE;
+ }
+
+ //
+ // the link wasn't set, so use phy 1 if phy 1 was present
+ //
+ if (FoundPhy1) {
+ //
+ // isolate phy 0
+ //
+ MdiWrite (AdapterInfo, MDI_CONTROL_REG, 0, MDI_CR_ISOLATE);
+
+ //
+ // wait 100 microseconds for the phy to isolate.
+ //
+ DelayIt (AdapterInfo, 100);
+
+ //
+ // Now re-enable PHY 1
+ //
+ MdiWrite (
+ AdapterInfo,
+ MDI_CONTROL_REG,
+ AdapterInfo->PhyAddress,
+ MDI_CR_AUTO_SELECT
+ );
+
+ //
+ // wait 100 microseconds for the phy to be enabled
+ //
+ DelayIt (AdapterInfo, 100);
+
+ //
+ // restart the auto-negotion process
+ //
+ MdiWrite (
+ AdapterInfo,
+ MDI_CONTROL_REG,
+ AdapterInfo->PhyAddress,
+ MDI_CR_RESTART_AUTO_NEG | MDI_CR_AUTO_SELECT
+ );
+
+ //
+ // Don't wait for it to complete (we didn't have link earlier)
+ //
+ return (SetupPhy (AdapterInfo));
+ }
+ }
+
+ //
+ // Definitely using Phy 0
+ //
+ AdapterInfo->PhyAddress = 0;
+ return (SetupPhy(AdapterInfo));
+ }
+}
+
+
+/**
+ This routine will setup phy 1 or phy 0 so that it is configured
+ to match a speed and duplex over-ride option. If speed or
+ duplex mode is not explicitly specified in the registry, the
+ driver will skip the speed and duplex over-ride code, and
+ assume the adapter is automatically setting the line speed, and
+ the duplex mode. At the end of this routine, any truly Phy
+ specific code will be executed (each Phy has its own quirks,
+ and some require that certain special bits are set).
+ NOTE: The driver assumes that SPEED and FORCEFDX are specified at the
+ same time. If FORCEDPX is set without speed being set, the driver
+ will encouter a fatal error and log a message into the event viewer.
+
+ @param AdapterInfo pointer to the structure that contains
+ the NIC's context.
+
+ @retval TRUE If the phy could be configured correctly
+ @retval FALSE If the phy couldn't be configured
+ correctly, because an unsupported
+ over-ride option was used
+
+**/
+BOOLEAN
+SetupPhy (
+ IN NIC_DATA_INSTANCE *AdapterInfo
+ )
+{
+ UINT16 MdiControlReg;
+ UINT16 MdiStatusReg;
+ UINT16 MdiIdLowReg;
+ UINT16 MdiIdHighReg;
+ UINT16 MdiMiscReg;
+ UINT32 PhyId;
+ BOOLEAN ForcePhySetting;
+
+ ForcePhySetting = FALSE;
+
+ //
+ // If we are NOT forcing a setting for line speed or full duplex, then
+ // we won't force a link setting, and we'll jump down to the phy
+ // specific code.
+ //
+ if (((AdapterInfo->LinkSpeedReq) || (AdapterInfo->DuplexReq))) {
+ //
+ // Find out what kind of technology this Phy is capable of.
+ //
+ MdiRead (
+ AdapterInfo,
+ MDI_STATUS_REG,
+ AdapterInfo->PhyAddress,
+ &MdiStatusReg
+ );
+
+ //
+ // Read the MDI control register at our phy
+ //
+ MdiRead (
+ AdapterInfo,
+ MDI_CONTROL_REG,
+ AdapterInfo->PhyAddress,
+ &MdiControlReg
+ );
+
+ //
+ // Now check the validity of our forced option. If the force option is
+ // valid, then force the setting. If the force option is not valid,
+ // we'll set a flag indicating that we should error out.
+ //
+
+ //
+ // If speed is forced to 10mb
+ //
+ if (AdapterInfo->LinkSpeedReq == 10) {
+ //
+ // If half duplex is forced
+ //
+ if ((AdapterInfo->DuplexReq & PXE_FORCE_HALF_DUPLEX) != 0) {
+ if (MdiStatusReg & MDI_SR_10T_HALF_DPX) {
+
+ MdiControlReg &= ~(MDI_CR_10_100 | MDI_CR_AUTO_SELECT | MDI_CR_FULL_HALF);
+ ForcePhySetting = TRUE;
+ }
+ } else if ((AdapterInfo->DuplexReq & PXE_FORCE_FULL_DUPLEX) != 0) {
+
+ //
+ // If full duplex is forced
+ //
+ if (MdiStatusReg & MDI_SR_10T_FULL_DPX) {
+
+ MdiControlReg &= ~(MDI_CR_10_100 | MDI_CR_AUTO_SELECT);
+ MdiControlReg |= MDI_CR_FULL_HALF;
+ ForcePhySetting = TRUE;
+ }
+ } else {
+ //
+ // If auto duplex (we actually set phy to 1/2)
+ //
+ if (MdiStatusReg & (MDI_SR_10T_FULL_DPX | MDI_SR_10T_HALF_DPX)) {
+
+ MdiControlReg &= ~(MDI_CR_10_100 | MDI_CR_AUTO_SELECT | MDI_CR_FULL_HALF);
+ ForcePhySetting = TRUE;
+ }
+ }
+ }
+
+ //
+ // If speed is forced to 100mb
+ //
+ else if (AdapterInfo->LinkSpeedReq == 100) {
+ //
+ // If half duplex is forced
+ //
+ if ((AdapterInfo->DuplexReq & PXE_FORCE_HALF_DUPLEX) != 0) {
+ if (MdiStatusReg & (MDI_SR_TX_HALF_DPX | MDI_SR_T4_CAPABLE)) {
+
+ MdiControlReg &= ~(MDI_CR_AUTO_SELECT | MDI_CR_FULL_HALF);
+ MdiControlReg |= MDI_CR_10_100;
+ ForcePhySetting = TRUE;
+ }
+ } else if ((AdapterInfo->DuplexReq & PXE_FORCE_FULL_DUPLEX) != 0) {
+ //
+ // If full duplex is forced
+ //
+ if (MdiStatusReg & MDI_SR_TX_FULL_DPX) {
+ MdiControlReg &= ~MDI_CR_AUTO_SELECT;
+ MdiControlReg |= (MDI_CR_10_100 | MDI_CR_FULL_HALF);
+ ForcePhySetting = TRUE;
+ }
+ } else {
+ //
+ // If auto duplex (we set phy to 1/2)
+ //
+ if (MdiStatusReg & (MDI_SR_TX_HALF_DPX | MDI_SR_T4_CAPABLE)) {
+
+ MdiControlReg &= ~(MDI_CR_AUTO_SELECT | MDI_CR_FULL_HALF);
+ MdiControlReg |= MDI_CR_10_100;
+ ForcePhySetting = TRUE;
+ }
+ }
+ }
+
+ if (!ForcePhySetting) {
+ return (FALSE);
+ }
+
+ //
+ // Write the MDI control register with our new Phy configuration
+ //
+ MdiWrite (
+ AdapterInfo,
+ MDI_CONTROL_REG,
+ AdapterInfo->PhyAddress,
+ MdiControlReg
+ );
+
+ //
+ // wait 100 milliseconds for auto-negotiation to complete
+ //
+ DelayIt (AdapterInfo, 100);
+ }
+
+ //
+ // Find out specifically what Phy this is. We do this because for certain
+ // phys there are specific bits that must be set so that the phy and the
+ // 82557 work together properly.
+ //
+
+ MdiRead (
+ AdapterInfo,
+ PHY_ID_REG_1,
+ AdapterInfo->PhyAddress,
+ &MdiIdLowReg
+ );
+ MdiRead (
+ AdapterInfo,
+ PHY_ID_REG_2,
+ AdapterInfo->PhyAddress,
+ &MdiIdHighReg
+ );
+
+ PhyId = ((UINT32) MdiIdLowReg | ((UINT32) MdiIdHighReg << 16));
+
+ //
+ // And out the revsion field of the Phy ID so that we'll be able to detect
+ // future revs of the same Phy.
+ //
+ PhyId &= PHY_MODEL_REV_ID_MASK;
+
+ //
+ // Handle the National TX
+ //
+ if (PhyId == PHY_NSC_TX) {
+
+ MdiRead (
+ AdapterInfo,
+ NSC_CONG_CONTROL_REG,
+ AdapterInfo->PhyAddress,
+ &MdiMiscReg
+ );
+
+ MdiMiscReg |= (NSC_TX_CONG_TXREADY | NSC_TX_CONG_F_CONNECT);
+
+ MdiWrite (
+ AdapterInfo,
+ NSC_CONG_CONTROL_REG,
+ AdapterInfo->PhyAddress,
+ MdiMiscReg
+ );
+ }
+
+ FindPhySpeedAndDpx (AdapterInfo, PhyId);
+
+ //
+ // We put a hardware fix on to our adapters to work-around the PHY_100 errata
+ // described below. The following code is only compiled in, if we wanted
+ // to attempt a software workaround to the PHY_100 A/B step problem.
+ //
+
+ return (TRUE);
+}
+
+
+/**
+ This routine will figure out what line speed and duplex mode
+ the PHY is currently using.
+
+ @param AdapterInfo pointer to the structure that contains
+ the NIC's context.
+ @param PhyId The ID of the PHY in question.
+
+ @return NOTHING
+
+**/
+VOID
+FindPhySpeedAndDpx (
+ IN NIC_DATA_INSTANCE *AdapterInfo,
+ IN UINT32 PhyId
+ )
+{
+ UINT16 MdiStatusReg;
+ UINT16 MdiMiscReg;
+ UINT16 MdiOwnAdReg;
+ UINT16 MdiLinkPartnerAdReg;
+
+ //
+ // If there was a speed and/or duplex override, then set our current
+ // value accordingly
+ //
+ AdapterInfo->LinkSpeed = AdapterInfo->LinkSpeedReq;
+ AdapterInfo->Duplex = (UINT8) ((AdapterInfo->DuplexReq & PXE_FORCE_FULL_DUPLEX) ?
+ FULL_DUPLEX : HALF_DUPLEX);
+
+ //
+ // If speed and duplex were forced, then we know our current settings, so
+ // we'll just return. Otherwise, we'll need to figure out what NWAY set
+ // us to.
+ //
+ if (AdapterInfo->LinkSpeed && AdapterInfo->Duplex) {
+ return ;
+
+ }
+ //
+ // If we didn't have a valid link, then we'll assume that our current
+ // speed is 10mb half-duplex.
+ //
+
+ //
+ // Read the status register twice because of sticky bits
+ //
+ MdiRead (
+ AdapterInfo,
+ MDI_STATUS_REG,
+ AdapterInfo->PhyAddress,
+ &MdiStatusReg
+ );
+ MdiRead (
+ AdapterInfo,
+ MDI_STATUS_REG,
+ AdapterInfo->PhyAddress,
+ &MdiStatusReg
+ );
+
+ //
+ // If there wasn't a valid link then use default speed & duplex
+ //
+ if (!(MdiStatusReg & MDI_SR_LINK_STATUS)) {
+
+ AdapterInfo->LinkSpeed = 10;
+ AdapterInfo->Duplex = HALF_DUPLEX;
+ return ;
+ }
+
+ //
+ // If this is an Intel PHY (a T4 PHY_100 or a TX PHY_TX), then read bits
+ // 1 and 0 of extended register 0, to get the current speed and duplex
+ // settings.
+ //
+ if ((PhyId == PHY_100_A) || (PhyId == PHY_100_C) || (PhyId == PHY_TX_ID)) {
+ //
+ // Read extended register 0
+ //
+ MdiRead (
+ AdapterInfo,
+ EXTENDED_REG_0,
+ AdapterInfo->PhyAddress,
+ &MdiMiscReg
+ );
+
+ //
+ // Get current speed setting
+ //
+ if (MdiMiscReg & PHY_100_ER0_SPEED_INDIC) {
+ AdapterInfo->LinkSpeed = 100;
+ } else {
+ AdapterInfo->LinkSpeed = 10;
+ }
+
+ //
+ // Get current duplex setting -- if bit is set then FDX is enabled
+ //
+ if (MdiMiscReg & PHY_100_ER0_FDX_INDIC) {
+ AdapterInfo->Duplex = FULL_DUPLEX;
+ } else {
+ AdapterInfo->Duplex = HALF_DUPLEX;
+ }
+
+ return ;
+ }
+ //
+ // Read our link partner's advertisement register
+ //
+ MdiRead (
+ AdapterInfo,
+ AUTO_NEG_LINK_PARTNER_REG,
+ AdapterInfo->PhyAddress,
+ &MdiLinkPartnerAdReg
+ );
+
+ //
+ // See if Auto-Negotiation was complete (bit 5, reg 1)
+ //
+ MdiRead (
+ AdapterInfo,
+ MDI_STATUS_REG,
+ AdapterInfo->PhyAddress,
+ &MdiStatusReg
+ );
+
+ //
+ // If a True NWAY connection was made, then we can detect speed/duplex by
+ // ANDing our adapter's advertised abilities with our link partner's
+ // advertised ablilities, and then assuming that the highest common
+ // denominator was chosed by NWAY.
+ //
+ if ((MdiLinkPartnerAdReg & NWAY_LP_ABILITY) &&
+ (MdiStatusReg & MDI_SR_AUTO_NEG_COMPLETE)) {
+
+ //
+ // Read our advertisement register
+ //
+ MdiRead (
+ AdapterInfo,
+ AUTO_NEG_ADVERTISE_REG,
+ AdapterInfo->PhyAddress,
+ &MdiOwnAdReg
+ );
+
+ //
+ // AND the two advertisement registers together, and get rid of any
+ // extraneous bits.
+ //
+ MdiOwnAdReg = (UINT16) (MdiOwnAdReg & (MdiLinkPartnerAdReg & NWAY_LP_ABILITY));
+
+ //
+ // Get speed setting
+ //
+ if (MdiOwnAdReg & (NWAY_AD_TX_HALF_DPX | NWAY_AD_TX_FULL_DPX | NWAY_AD_T4_CAPABLE)) {
+ AdapterInfo->LinkSpeed = 100;
+ } else {
+ AdapterInfo->LinkSpeed = 10;
+ }
+
+ //
+ // Get duplex setting -- use priority resolution algorithm
+ //
+ if (MdiOwnAdReg & (NWAY_AD_T4_CAPABLE)) {
+ AdapterInfo->Duplex = HALF_DUPLEX;
+ return ;
+ } else if (MdiOwnAdReg & (NWAY_AD_TX_FULL_DPX)) {
+ AdapterInfo->Duplex = FULL_DUPLEX;
+ return ;
+ } else if (MdiOwnAdReg & (NWAY_AD_TX_HALF_DPX)) {
+ AdapterInfo->Duplex = HALF_DUPLEX;
+ return ;
+ } else if (MdiOwnAdReg & (NWAY_AD_10T_FULL_DPX)) {
+ AdapterInfo->Duplex = FULL_DUPLEX;
+ return ;
+ } else {
+ AdapterInfo->Duplex = HALF_DUPLEX;
+ return ;
+ }
+ }
+
+ //
+ // If we are connected to a dumb (non-NWAY) repeater or hub, and the line
+ // speed was determined automatically by parallel detection, then we have
+ // no way of knowing exactly what speed the PHY is set to unless that PHY
+ // has a propietary register which indicates speed in this situation. The
+ // NSC TX PHY does have such a register. Also, since NWAY didn't establish
+ // the connection, the duplex setting should HALF duplex.
+ //
+ AdapterInfo->Duplex = HALF_DUPLEX;
+
+ if (PhyId == PHY_NSC_TX) {
+ //
+ // Read register 25 to get the SPEED_10 bit
+ //
+ MdiRead (
+ AdapterInfo,
+ NSC_SPEED_IND_REG,
+ AdapterInfo->PhyAddress,
+ &MdiMiscReg
+ );
+
+ //
+ // If bit 6 was set then we're at 10mb
+ //
+ if (MdiMiscReg & NSC_TX_SPD_INDC_SPEED) {
+ AdapterInfo->LinkSpeed = 10;
+ } else {
+ AdapterInfo->LinkSpeed = 100;
+ }
+ }
+
+ //
+ // If we don't know what line speed we are set at, then we'll default to
+ // 10mbs
+ //
+ else {
+ AdapterInfo->LinkSpeed = 10;
+ }
+}
+
+
+/**
+ TODO: Add function description
+
+ @param AdapterInfo TODO: add argument description
+
+ @return TODO: add return values
+
+**/
+VOID
+XmitWaitForCompletion (
+ NIC_DATA_INSTANCE *AdapterInfo
+ )
+{
+ TxCB *TxPtr;
+
+ if (AdapterInfo->FreeCBCount == AdapterInfo->TxBufCnt) {
+ return ;
+ }
+
+ //
+ // used xmit cb list starts right after the free tail (ends before the
+ // free head ptr)
+ //
+ TxPtr = AdapterInfo->FreeTxTailPtr->NextTCBVirtualLinkPtr;
+ while (TxPtr != AdapterInfo->FreeTxHeadPtr) {
+ CommandWaitForCompletion (TxPtr, AdapterInfo);
+ SetFreeCB (AdapterInfo, TxPtr);
+ TxPtr = TxPtr->NextTCBVirtualLinkPtr;
+ }
+}
+
+
+/**
+ TODO: Add function description
+
+ @param cmd_ptr TODO: add argument description
+ @param AdapterInfo TODO: add argument description
+
+ @return TODO: add return values
+
+**/
+INT8
+CommandWaitForCompletion (
+ TxCB *cmd_ptr,
+ NIC_DATA_INSTANCE *AdapterInfo
+ )
+{
+ INT16 wait;
+ wait = 5000;
+ while ((cmd_ptr->cb_header.status == 0) && (--wait > 0)) {
+ DelayIt (AdapterInfo, 10);
+ }
+
+ if (cmd_ptr->cb_header.status == 0) {
+ return -1;
+ }
+
+ return 0;
+}
+
+
+/**
+ TODO: Add function description
+
+ @param AdapterInfo TODO: add argument description
+
+ @return TODO: add return values
+
+**/
+INT8
+SoftwareReset (
+ NIC_DATA_INSTANCE *AdapterInfo
+ )
+{
+ UINT8 tco_stat;
+ UINT16 wait;
+
+ tco_stat = 0;
+
+ //
+ // Reset the chip: stop Tx and Rx processes and clear counters.
+ // This takes less than 10usec and will easily finish before the next
+ // action.
+ //
+
+ OutLong (AdapterInfo, PORT_RESET, AdapterInfo->ioaddr + SCBPort);
+ //
+ // wait for 5 milli seconds here!
+ //
+ DelayIt (AdapterInfo, 5000);
+ //
+ // TCO Errata work around for 559s only
+ // -----------------------------------------------------------------------------------
+ // TCO Workaround Code
+ // haifa workaround
+ // -----------------------------------------------------------------------------------
+ // 1. Issue SW-RST ^^^ (already done above)
+ // 2. Issue a redundant Set CU Base CMD immediately
+ // Do not set the General Pointer before the Set CU Base cycle
+ // Do not check the SCB CMD before the Set CU Base cycle
+ // 3. Wait for the SCB-CMD to be cleared
+ // this indicates the transition to post-driver
+ // 4. Poll the TCO-Req bit in the PMDR to be cleared
+ // this indicates the tco activity has stopped for real
+ // 5. Proceed with the nominal Driver Init:
+ // Actual Set CU & RU Base ...
+ //
+ // Check for ICH2 device ID. If this is an ICH2,
+ // do the TCO workaround code.
+ //
+ if (AdapterInfo->VendorID == D102_DEVICE_ID ||
+ AdapterInfo->VendorID == ICH3_DEVICE_ID_1 ||
+ AdapterInfo->VendorID == ICH3_DEVICE_ID_2 ||
+ AdapterInfo->VendorID == ICH3_DEVICE_ID_3 ||
+ AdapterInfo->VendorID == ICH3_DEVICE_ID_4 ||
+ AdapterInfo->VendorID == ICH3_DEVICE_ID_5 ||
+ AdapterInfo->VendorID == ICH3_DEVICE_ID_6 ||
+ AdapterInfo->VendorID == ICH3_DEVICE_ID_7 ||
+ AdapterInfo->VendorID == ICH3_DEVICE_ID_8 ||
+ AdapterInfo->RevID >= 8) { // do the TCO fix
+ //
+ // donot load the scb pointer but just give load_cu cmd.
+ //
+ OutByte (AdapterInfo, CU_CMD_BASE, AdapterInfo->ioaddr + SCBCmd);
+ //
+ // wait for command to be accepted.
+ //
+ wait_for_cmd_done (AdapterInfo->ioaddr + SCBCmd);
+ //
+ // read PMDR register and check bit 1 in it to see if TCO is active
+ //
+
+ //
+ // wait for 5 milli seconds
+ //
+ wait = 5000;
+ while (wait) {
+ tco_stat = InByte (AdapterInfo, AdapterInfo->ioaddr + 0x1b);
+ if ((tco_stat & 2) == 0) {
+ //
+ // is the activity bit clear??
+ //
+ break;
+ }
+
+ wait--;
+ DelayIt (AdapterInfo, 1);
+ }
+
+ if ((tco_stat & 2) != 0) {
+ //
+ // not zero??
+ //
+ return -1;
+ }
+ }
+
+ return 0;
+}
+
+
+/**
+ TODO: Add function description
+
+ @param AdapterInfo TODO: add argument description
+
+ @return TODO: add return values
+
+**/
+UINT8
+SelectiveReset (
+ IN NIC_DATA_INSTANCE *AdapterInfo
+ )
+{
+ UINT16 wait;
+ UINT32 stat;
+
+ wait = 10;
+ stat = 0;
+ OutLong (AdapterInfo, POR_SELECTIVE_RESET, AdapterInfo->ioaddr + SCBPort);
+ //
+ // wait for this to complete
+ //
+
+ //
+ // wait for 2 milli seconds here!
+ //
+ DelayIt (AdapterInfo, 2000);
+ while (wait > 0) {
+ wait--;
+ stat = InLong (AdapterInfo, AdapterInfo->ioaddr + SCBPort);
+ if (stat == 0) {
+ break;
+ }
+
+ //
+ // wait for 1 milli second
+ //
+ DelayIt (AdapterInfo, 1000);
+ }
+
+ if (stat != 0) {
+ return PXE_STATCODE_DEVICE_FAILURE;
+ }
+
+ return 0;
+}
+
+
+/**
+ TODO: Add function description
+
+ @param AdapterInfo TODO: add argument description
+
+ @return TODO: add return values
+
+**/
+UINT16
+InitializeChip (
+ IN NIC_DATA_INSTANCE *AdapterInfo
+ )
+{
+ UINT16 ret_val;
+ if (SoftwareReset (AdapterInfo) != 0) {
+ return PXE_STATCODE_DEVICE_FAILURE;
+ }
+
+ //
+ // disable interrupts
+ //
+ OutWord (AdapterInfo, INT_MASK, AdapterInfo->ioaddr + SCBCmd);
+
+ //
+ // Load the base registers with 0s (we will give the complete address as
+ // offset later when we issue any command
+ //
+ if ((ret_val = Load_Base_Regs (AdapterInfo)) != 0) {
+ return ret_val;
+ }
+
+ if ((ret_val = SetupCBlink (AdapterInfo)) != 0) {
+ return ret_val;
+ }
+
+ if ((ret_val = SetupReceiveQueues (AdapterInfo)) != 0) {
+ return ret_val;
+ }
+
+ //
+ // detect the PHY only if we need to detect the cable as requested by the
+ // initialize parameters
+ //
+ AdapterInfo->PhyAddress = 0xFF;
+
+ if (AdapterInfo->CableDetect != 0) {
+ if (!PhyDetect (AdapterInfo)) {
+ return PXE_STATCODE_DEVICE_FAILURE;
+ }
+ }
+
+ if ((ret_val = E100bSetupIAAddr (AdapterInfo)) != 0) {
+ return ret_val;
+ }
+
+ if ((ret_val = Configure (AdapterInfo)) != 0) {
+ return ret_val;
+ }
+
+ return 0;
+}
diff --git a/OptionRomPkg/UndiRuntimeDxe/E100b.h b/OptionRomPkg/UndiRuntimeDxe/E100b.h new file mode 100644 index 0000000000..60acdb824c --- /dev/null +++ b/OptionRomPkg/UndiRuntimeDxe/E100b.h @@ -0,0 +1,671 @@ +/** @file
+ Definitions for network adapter card.
+
+Copyright (c) 2006 - 2007, Intel Corporation
+All rights reserved. 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.
+
+**/
+
+#ifndef _E100B_H_
+#define _E100B_H_
+
+// pci config offsets:
+
+#define RX_BUFFER_COUNT 32
+#define TX_BUFFER_COUNT 32
+
+#define PCI_VENDOR_ID_INTEL 0x8086
+#define PCI_DEVICE_ID_INTEL_82557 0x1229
+#define D100_VENDOR_ID 0x8086
+#define D100_DEVICE_ID 0x1229
+#define D102_DEVICE_ID 0x2449
+
+#define ICH3_DEVICE_ID_1 0x1031
+#define ICH3_DEVICE_ID_2 0x1032
+#define ICH3_DEVICE_ID_3 0x1033
+#define ICH3_DEVICE_ID_4 0x1034
+#define ICH3_DEVICE_ID_5 0x1035
+#define ICH3_DEVICE_ID_6 0x1036
+#define ICH3_DEVICE_ID_7 0x1037
+#define ICH3_DEVICE_ID_8 0x1038
+
+#define SPEEDO_DEVICE_ID 0x1227
+#define SPLASH1_DEVICE_ID 0x1226
+
+
+// bit fields for the command
+#define PCI_COMMAND_MASTER 0x04 // bit 2
+#define PCI_COMMAND_IO 0x01 // bit 0
+#define PCI_COMMAND 0x04
+#define PCI_LATENCY_TIMER 0x0D
+
+#define ETHER_MAC_ADDR_LEN 6
+#ifdef AVL_XXX
+#define ETHER_HEADER_LEN 14
+// media interface type
+// #define INTERFACE_TYPE "
+
+// Hardware type values
+#define HW_ETHER_TYPE 1
+#define HW_EXPERIMENTAL_ETHER_TYPE 2
+#define HW_IEEE_TYPE 6
+#define HW_ARCNET_TYPE 7
+
+#endif // AVL_XXX
+
+#define MAX_ETHERNET_PKT_SIZE 1514 // including eth header
+#define RX_BUFFER_SIZE 1536 // including crc and padding
+#define TX_BUFFER_SIZE 64
+#define ETH_MTU 1500 // does not include ethernet header length
+
+#define SPEEDO3_TOTAL_SIZE 0x20
+
+#pragma pack(1)
+
+typedef struct eth {
+ UINT8 dest_addr[PXE_HWADDR_LEN_ETHER];
+ UINT8 src_addr[PXE_HWADDR_LEN_ETHER];
+ UINT16 type;
+} EtherHeader;
+
+#pragma pack(1)
+typedef struct CONFIG_HEADER {
+ UINT16 VendorID;
+ UINT16 DeviceID;
+ UINT16 Command;
+ UINT16 Status;
+ UINT16 RevID;
+ UINT16 ClassID;
+ UINT8 CacheLineSize;
+ UINT8 LatencyTimer;
+ UINT8 HeaderType; // must be zero to impose this structure...
+ UINT8 BIST; // built-in self test
+ UINT32 BaseAddressReg_0; // memory mapped address
+ UINT32 BaseAddressReg_1; //io mapped address, Base IO address
+ UINT32 BaseAddressReg_2; // option rom address
+ UINT32 BaseAddressReg_3;
+ UINT32 BaseAddressReg_4;
+ UINT32 BaseAddressReg_5;
+ UINT32 CardBusCISPtr;
+ UINT16 SubVendorID;
+ UINT16 SubSystemID;
+ UINT32 ExpansionROMBaseAddr;
+ UINT8 CapabilitiesPtr;
+ UINT8 reserved1;
+ UINT16 Reserved2;
+ UINT32 Reserved3;
+ UINT8 int_line;
+ UINT8 int_pin;
+ UINT8 Min_gnt;
+ UINT8 Max_lat;
+} PCI_CONFIG_HEADER;
+#pragma pack()
+
+//-------------------------------------------------------------------------
+// Offsets to the various registers.
+// All accesses need not be longword aligned.
+//-------------------------------------------------------------------------
+enum speedo_offsets {
+ SCBStatus = 0, SCBCmd = 2, // Rx/Command Unit command and status.
+ SCBPointer = 4, // General purpose pointer.
+ SCBPort = 8, // Misc. commands and operands.
+ SCBflash = 12, SCBeeprom = 14, // EEPROM and flash memory control.
+ SCBCtrlMDI = 16, // MDI interface control.
+ SCBEarlyRx = 20, // Early receive byte count.
+ SCBEarlyRxInt = 24, SCBFlowCtrlReg = 25, SCBPmdr = 27,
+ // offsets for general control registers (GCRs)
+ SCBGenCtrl = 28, SCBGenStatus = 29, SCBGenCtrl2 = 30, SCBRsvd = 31
+};
+
+#define GCR2_EEPROM_ACCESS_SEMAPHORE 0x80 // bit offset into the gcr2
+
+//-------------------------------------------------------------------------
+// Action commands - Commands that can be put in a command list entry.
+//-------------------------------------------------------------------------
+enum commands {
+ CmdNOp = 0, CmdIASetup = 1, CmdConfigure = 2, CmdMulticastList = 3,
+ CmdTx = 4, CmdTDR = 5, CmdDump = 6, CmdDiagnose = 7,
+ CmdSuspend = 0x4000, /* Suspend after completion. */
+ CmdIntr = 0x2000, /* Interrupt after completion. */
+ CmdTxFlex = 0x0008 /* Use "Flexible mode" for CmdTx command. */
+};
+
+//-------------------------------------------------------------------------
+// port commands
+//-------------------------------------------------------------------------
+#define PORT_RESET 0
+#define PORT_SELF_TEST 1
+#define POR_SELECTIVE_RESET 2
+#define PORT_DUMP_POINTER 2
+
+//-------------------------------------------------------------------------
+// SCB Command Word bit definitions
+//-------------------------------------------------------------------------
+//- CUC fields
+#define CU_START 0x0010
+#define CU_RESUME 0x0020
+#define CU_STATSADDR 0x0040
+#define CU_SHOWSTATS 0x0050 /* Dump statistics counters. */
+#define CU_CMD_BASE 0x0060 /* Base address to add to add CU commands. */
+#define CU_DUMPSTATS 0x0070 /* Dump then reset stats counters. */
+
+//- RUC fields
+#define RX_START 0x0001
+#define RX_RESUME 0x0002
+#define RX_ABORT 0x0004
+#define RX_ADDR_LOAD 0x0006 /* load ru_base_reg */
+#define RX_RESUMENR 0x0007
+
+// Interrupt fields (assuming byte addressing)
+#define INT_MASK 0x0100
+#define DRVR_INT 0x0200 /* Driver generated interrupt. */
+
+//- CB Status Word
+#define CMD_STATUS_COMPLETE 0x8000
+#define RX_STATUS_COMPLETE 0x8000
+#define CMD_STATUS_MASK 0xF000
+
+//-------------------------------------------------------------------------
+//- SCB Status bits:
+// Interrupts are ACKed by writing to the upper 6 interrupt bits
+//-------------------------------------------------------------------------
+#define SCB_STATUS_MASK 0xFC00 // bits 2-7 - STATUS/ACK Mask
+#define SCB_STATUS_CX_TNO 0x8000 // BIT_15 - CX or TNO Interrupt
+#define SCB_STATUS_FR 0x4000 // BIT_14 - FR Interrupt
+#define SCB_STATUS_CNA 0x2000 // BIT_13 - CNA Interrupt
+#define SCB_STATUS_RNR 0x1000 // BIT_12 - RNR Interrupt
+#define SCB_STATUS_MDI 0x0800 // BIT_11 - MDI R/W Done Interrupt
+#define SCB_STATUS_SWI 0x0400 // BIT_10 - SWI Interrupt
+
+// CU STATUS: bits 6 & 7
+#define SCB_STATUS_CU_MASK 0x00C0 // bits 6 & 7
+#define SCB_STATUS_CU_IDLE 0x0000 // 00
+#define SCB_STATUS_CU_SUSPEND 0x0040 // 01
+#define SCB_STATUS_CU_ACTIVE 0x0080 // 10
+
+// RU STATUS: bits 2-5
+#define SCB_RUS_IDLE 0x0000
+#define SCB_RUS_SUSPENDED 0x0004 // bit 2
+#define SCB_RUS_NO_RESOURCES 0x0008 // bit 3
+#define SCB_RUS_READY 0x0010 // bit 4
+
+//-------------------------------------------------------------------------
+// Bit Mask definitions
+//-------------------------------------------------------------------------
+#define BIT_0 0x0001
+#define BIT_1 0x0002
+#define BIT_2 0x0004
+#define BIT_3 0x0008
+#define BIT_4 0x0010
+#define BIT_5 0x0020
+#define BIT_6 0x0040
+#define BIT_7 0x0080
+#define BIT_8 0x0100
+#define BIT_9 0x0200
+#define BIT_10 0x0400
+#define BIT_11 0x0800
+#define BIT_12 0x1000
+#define BIT_13 0x2000
+#define BIT_14 0x4000
+#define BIT_15 0x8000
+#define BIT_24 0x01000000
+#define BIT_28 0x10000000
+
+
+//-------------------------------------------------------------------------
+// MDI Control register bit definitions
+//-------------------------------------------------------------------------
+#define MDI_DATA_MASK BIT_0_15 // MDI Data port
+#define MDI_REG_ADDR BIT_16_20 // which MDI register to read/write
+#define MDI_PHY_ADDR BIT_21_25 // which PHY to read/write
+#define MDI_PHY_OPCODE BIT_26_27 // which PHY to read/write
+#define MDI_PHY_READY BIT_28 // PHY is ready for another MDI cycle
+#define MDI_PHY_INT_ENABLE BIT_29 // Assert INT at MDI cycle completion
+
+#define BIT_0_2 0x0007
+#define BIT_0_3 0x000F
+#define BIT_0_4 0x001F
+#define BIT_0_5 0x003F
+#define BIT_0_6 0x007F
+#define BIT_0_7 0x00FF
+#define BIT_0_8 0x01FF
+#define BIT_0_13 0x3FFF
+#define BIT_0_15 0xFFFF
+#define BIT_1_2 0x0006
+#define BIT_1_3 0x000E
+#define BIT_2_5 0x003C
+#define BIT_3_4 0x0018
+#define BIT_4_5 0x0030
+#define BIT_4_6 0x0070
+#define BIT_4_7 0x00F0
+#define BIT_5_7 0x00E0
+#define BIT_5_9 0x03E0
+#define BIT_5_12 0x1FE0
+#define BIT_5_15 0xFFE0
+#define BIT_6_7 0x00c0
+#define BIT_7_11 0x0F80
+#define BIT_8_10 0x0700
+#define BIT_9_13 0x3E00
+#define BIT_12_15 0xF000
+
+#define BIT_16_20 0x001F0000
+#define BIT_21_25 0x03E00000
+#define BIT_26_27 0x0C000000
+
+//-------------------------------------------------------------------------
+// MDI Control register opcode definitions
+//-------------------------------------------------------------------------
+#define MDI_WRITE 1 // Phy Write
+#define MDI_READ 2 // Phy read
+
+//-------------------------------------------------------------------------
+// PHY 100 MDI Register/Bit Definitions
+//-------------------------------------------------------------------------
+// MDI register set
+#define MDI_CONTROL_REG 0x00 // MDI control register
+#define MDI_STATUS_REG 0x01 // MDI Status regiser
+#define PHY_ID_REG_1 0x02 // Phy indentification reg (word 1)
+#define PHY_ID_REG_2 0x03 // Phy indentification reg (word 2)
+#define AUTO_NEG_ADVERTISE_REG 0x04 // Auto-negotiation advertisement
+#define AUTO_NEG_LINK_PARTNER_REG 0x05 // Auto-negotiation link partner ability
+#define AUTO_NEG_EXPANSION_REG 0x06 // Auto-negotiation expansion
+#define AUTO_NEG_NEXT_PAGE_REG 0x07 // Auto-negotiation next page transmit
+#define EXTENDED_REG_0 0x10 // Extended reg 0 (Phy 100 modes)
+#define EXTENDED_REG_1 0x14 // Extended reg 1 (Phy 100 error indications)
+#define NSC_CONG_CONTROL_REG 0x17 // National (TX) congestion control
+#define NSC_SPEED_IND_REG 0x19 // National (TX) speed indication
+
+// MDI Control register bit definitions
+#define MDI_CR_COLL_TEST_ENABLE BIT_7 // Collision test enable
+#define MDI_CR_FULL_HALF BIT_8 // FDX =1, half duplex =0
+#define MDI_CR_RESTART_AUTO_NEG BIT_9 // Restart auto negotiation
+#define MDI_CR_ISOLATE BIT_10 // Isolate PHY from MII
+#define MDI_CR_POWER_DOWN BIT_11 // Power down
+#define MDI_CR_AUTO_SELECT BIT_12 // Auto speed select enable
+#define MDI_CR_10_100 BIT_13 // 0 = 10Mbs, 1 = 100Mbs
+#define MDI_CR_LOOPBACK BIT_14 // 0 = normal, 1 = loopback
+#define MDI_CR_RESET BIT_15 // 0 = normal, 1 = PHY reset
+
+// MDI Status register bit definitions
+#define MDI_SR_EXT_REG_CAPABLE BIT_0 // Extended register capabilities
+#define MDI_SR_JABBER_DETECT BIT_1 // Jabber detected
+#define MDI_SR_LINK_STATUS BIT_2 // Link Status -- 1 = link
+#define MDI_SR_AUTO_SELECT_CAPABLE BIT_3 // Auto speed select capable
+#define MDI_SR_REMOTE_FAULT_DETECT BIT_4 // Remote fault detect
+#define MDI_SR_AUTO_NEG_COMPLETE BIT_5 // Auto negotiation complete
+#define MDI_SR_10T_HALF_DPX BIT_11 // 10BaseT Half Duplex capable
+#define MDI_SR_10T_FULL_DPX BIT_12 // 10BaseT full duplex capable
+#define MDI_SR_TX_HALF_DPX BIT_13 // TX Half Duplex capable
+#define MDI_SR_TX_FULL_DPX BIT_14 // TX full duplex capable
+#define MDI_SR_T4_CAPABLE BIT_15 // T4 capable
+
+// Auto-Negotiation advertisement register bit definitions
+#define NWAY_AD_SELCTOR_FIELD BIT_0_4 // identifies supported protocol
+#define NWAY_AD_ABILITY BIT_5_12 // technologies that are supported
+#define NWAY_AD_10T_HALF_DPX BIT_5 // 10BaseT Half Duplex capable
+#define NWAY_AD_10T_FULL_DPX BIT_6 // 10BaseT full duplex capable
+#define NWAY_AD_TX_HALF_DPX BIT_7 // TX Half Duplex capable
+#define NWAY_AD_TX_FULL_DPX BIT_8 // TX full duplex capable
+#define NWAY_AD_T4_CAPABLE BIT_9 // T4 capable
+#define NWAY_AD_REMOTE_FAULT BIT_13 // indicates local remote fault
+#define NWAY_AD_RESERVED BIT_14 // reserved
+#define NWAY_AD_NEXT_PAGE BIT_15 // Next page (not supported)
+
+// Auto-Negotiation link partner ability register bit definitions
+#define NWAY_LP_SELCTOR_FIELD BIT_0_4 // identifies supported protocol
+#define NWAY_LP_ABILITY BIT_5_9 // technologies that are supported
+#define NWAY_LP_REMOTE_FAULT BIT_13 // indicates partner remote fault
+#define NWAY_LP_ACKNOWLEDGE BIT_14 // acknowledge
+#define NWAY_LP_NEXT_PAGE BIT_15 // Next page (not supported)
+
+// Auto-Negotiation expansion register bit definitions
+#define NWAY_EX_LP_NWAY BIT_0 // link partner is NWAY
+#define NWAY_EX_PAGE_RECEIVED BIT_1 // link code word received
+#define NWAY_EX_NEXT_PAGE_ABLE BIT_2 // local is next page able
+#define NWAY_EX_LP_NEXT_PAGE_ABLE BIT_3 // partner is next page able
+#define NWAY_EX_PARALLEL_DET_FLT BIT_4 // parallel detection fault
+#define NWAY_EX_RESERVED BIT_5_15 // reserved
+
+
+// PHY 100 Extended Register 0 bit definitions
+#define PHY_100_ER0_FDX_INDIC BIT_0 // 1 = FDX, 0 = half duplex
+#define PHY_100_ER0_SPEED_INDIC BIT_1 // 1 = 100mbs, 0= 10mbs
+#define PHY_100_ER0_WAKE_UP BIT_2 // Wake up DAC
+#define PHY_100_ER0_RESERVED BIT_3_4 // Reserved
+#define PHY_100_ER0_REV_CNTRL BIT_5_7 // Revsion control (A step = 000)
+#define PHY_100_ER0_FORCE_FAIL BIT_8 // Force Fail is enabled
+#define PHY_100_ER0_TEST BIT_9_13 // Revsion control (A step = 000)
+#define PHY_100_ER0_LINKDIS BIT_14 // Link integrity test is disabled
+#define PHY_100_ER0_JABDIS BIT_15 // Jabber function is disabled
+
+
+// PHY 100 Extended Register 1 bit definitions
+#define PHY_100_ER1_RESERVED BIT_0_8 // Reserved
+#define PHY_100_ER1_CH2_DET_ERR BIT_9 // Channel 2 EOF detection error
+#define PHY_100_ER1_MANCH_CODE_ERR BIT_10 // Manchester code error
+#define PHY_100_ER1_EOP_ERR BIT_11 // EOP error
+#define PHY_100_ER1_BAD_CODE_ERR BIT_12 // bad code error
+#define PHY_100_ER1_INV_CODE_ERR BIT_13 // invalid code error
+#define PHY_100_ER1_DC_BAL_ERR BIT_14 // DC balance error
+#define PHY_100_ER1_PAIR_SKEW_ERR BIT_15 // Pair skew error
+
+// National Semiconductor TX phy congestion control register bit definitions
+#define NSC_TX_CONG_TXREADY BIT_10 // Makes TxReady an input
+#define NSC_TX_CONG_ENABLE BIT_8 // Enables congestion control
+#define NSC_TX_CONG_F_CONNECT BIT_5 // Enables congestion control
+
+// National Semiconductor TX phy speed indication register bit definitions
+#define NSC_TX_SPD_INDC_SPEED BIT_6 // 0 = 100mb, 1=10mb
+
+//-------------------------------------------------------------------------
+// Phy related constants
+//-------------------------------------------------------------------------
+#define PHY_503 0
+#define PHY_100_A 0x000003E0
+#define PHY_100_C 0x035002A8
+#define PHY_TX_ID 0x015002A8
+#define PHY_NSC_TX 0x5c002000
+#define PHY_OTHER 0xFFFF
+
+#define PHY_MODEL_REV_ID_MASK 0xFFF0FFFF
+#define PARALLEL_DETECT 0
+#define N_WAY 1
+
+#define RENEGOTIATE_TIME 35 // (3.5 Seconds)
+
+#define CONNECTOR_AUTO 0
+#define CONNECTOR_TPE 1
+#define CONNECTOR_MII 2
+
+//-------------------------------------------------------------------------
+
+/* The Speedo3 Rx and Tx frame/buffer descriptors. */
+#pragma pack(1)
+struct CB_Header { /* A generic descriptor. */
+ UINT16 status; /* Offset 0. */
+ UINT16 command; /* Offset 2. */
+ UINT32 link; /* struct descriptor * */
+};
+
+/* transmit command block structure */
+#pragma pack(1)
+typedef struct s_TxCB {
+ struct CB_Header cb_header;
+ UINT32 PhysTBDArrayAddres; /* address of an array that contains
+ physical TBD pointers */
+ UINT16 ByteCount; /* immediate data count = 0 always */
+ UINT8 Threshold;
+ UINT8 TBDCount;
+ UINT8 ImmediateData[TX_BUFFER_SIZE];
+ /* following fields are not seen by the 82557 */
+ struct TBD {
+ UINT32 phys_buf_addr;
+ UINT32 buf_len;
+ } TBDArray[MAX_XMIT_FRAGMENTS];
+ UINT32 PhysArrayAddr; /* in case the one in the header is lost */
+ UINT32 PhysTCBAddress; /* for this TCB */
+ struct s_TxCB *NextTCBVirtualLinkPtr;
+ struct s_TxCB *PrevTCBVirtualLinkPtr;
+ UINT64 free_data_ptr; // to be given to the upper layer when this xmit completes1
+}TxCB;
+
+/* The Speedo3 Rx and Tx buffer descriptors. */
+#pragma pack(1)
+typedef struct s_RxFD { /* Receive frame descriptor. */
+ struct CB_Header cb_header;
+ UINT32 rx_buf_addr; /* VOID * */
+ UINT16 ActualCount;
+ UINT16 RFDSize;
+ UINT8 RFDBuffer[RX_BUFFER_SIZE];
+ UINT8 forwarded;
+ UINT8 junk[3];
+}RxFD;
+
+/* Elements of the RxFD.status word. */
+#define RX_COMPLETE 0x8000
+#define RX_FRAME_OK 0x2000
+
+/* Elements of the dump_statistics block. This block must be lword aligned. */
+#pragma pack(1)
+struct speedo_stats {
+ UINT32 tx_good_frames;
+ UINT32 tx_coll16_errs;
+ UINT32 tx_late_colls;
+ UINT32 tx_underruns;
+ UINT32 tx_lost_carrier;
+ UINT32 tx_deferred;
+ UINT32 tx_one_colls;
+ UINT32 tx_multi_colls;
+ UINT32 tx_total_colls;
+ UINT32 rx_good_frames;
+ UINT32 rx_crc_errs;
+ UINT32 rx_align_errs;
+ UINT32 rx_resource_errs;
+ UINT32 rx_overrun_errs;
+ UINT32 rx_colls_errs;
+ UINT32 rx_runt_errs;
+ UINT32 done_marker;
+};
+#pragma pack()
+
+
+struct Krn_Mem{
+ RxFD rx_ring[RX_BUFFER_COUNT];
+ TxCB tx_ring[TX_BUFFER_COUNT];
+ struct speedo_stats statistics;
+};
+#define MEMORY_NEEDED sizeof(struct Krn_Mem)
+
+/* The parameters for a CmdConfigure operation.
+ There are so many options that it would be difficult to document each bit.
+ We mostly use the default or recommended settings.
+*/
+
+/*
+ *--------------------------------------------------------------------------
+ * Configuration CB Parameter Bit Definitions
+ *--------------------------------------------------------------------------
+ */
+// - Byte 0 (Default Value = 16h)
+#define CFIG_BYTE_COUNT 0x16 // 22 Configuration Bytes
+
+//- Byte 1 (Default Value = 88h)
+#define CFIG_TXRX_FIFO_LIMIT 0x88
+
+//- Byte 2 (Default Value = 0)
+#define CFIG_ADAPTIVE_IFS 0
+
+//- Byte 3 (Default Value = 0, ALWAYS. This byte is RESERVED)
+#define CFIG_RESERVED 0
+
+//- Byte 4 (Default Value = 0. Default implies that Rx DMA cannot be
+//- preempted).
+#define CFIG_RXDMA_BYTE_COUNT 0
+
+//- Byte 5 (Default Value = 80h. Default implies that Tx DMA cannot be
+//- preempted. However, setting these counters is enabled.)
+#define CFIG_DMBC_ENABLE 0x80
+
+//- Byte 6 (Default Value = 33h. Late SCB enabled, No TNO interrupts,
+//- CNA interrupts and do not save bad frames.)
+#define CFIG_LATE_SCB 1 // BIT 0
+#define CFIG_TNO_INTERRUPT 0x4 // BIT 2
+#define CFIG_CI_INTERRUPT 0x8 // BIT 3
+#define CFIG_SAVE_BAD_FRAMES 0x80 // BIT_7
+
+//- Byte 7 (Default Value = 7h. Discard short frames automatically and
+//- attempt upto 3 retries on transmit.)
+#define CFIG_DISCARD_SHORTRX 0x00001
+#define CFIG_URUN_RETRY BIT_1 OR BIT_2
+
+//- Byte 8 (Default Value = 1. Enable MII mode.)
+#define CFIG_503_MII BIT_0
+
+//- Byte 9 (Default Value = 0, ALWAYS)
+
+//- Byte 10 (Default Value = 2Eh)
+#define CFIG_NSAI BIT_3
+#define CFIG_PREAMBLE_LENGTH BIT_5 ;- Bit 5-4 = 1-0
+#define CFIG_NO_LOOPBACK 0
+#define CFIG_INTERNAL_LOOPBACK BIT_6
+#define CFIG_EXT_LOOPBACK BIT_7
+#define CFIG_EXT_PIN_LOOPBACK BIT_6 OR BIT_7
+
+//- Byte 11 (Default Value = 0)
+#define CFIG_LINEAR_PRIORITY 0
+
+//- Byte 12 (Default Value = 60h)
+#define CFIG_LPRIORITY_MODE 0
+#define CFIG_IFS 6 ;- 6 * 16 = 96
+
+//- Byte 13 (Default Value = 0, ALWAYS)
+
+//- Byte 14 (Default Value = 0F2h, ALWAYS)
+
+//- Byte 15 (Default Value = E8h)
+#define CFIG_PROMISCUOUS_MODE BIT_0
+#define CFIG_BROADCAST_DISABLE BIT_1
+#define CFIG_CRS_CDT BIT_7
+
+//- Byte 16 (Default Value = 0, ALWAYS)
+
+//- Byte 17 (Default Value = 40h, ALWAYS)
+
+//- Byte 18 (Default Value = F2h)
+#define CFIG_STRIPPING BIT_0
+#define CFIG_PADDING BIT_1
+#define CFIG_RX_CRC_TRANSFER BIT_2
+
+//- Byte 19 (Default Value = 80h)
+#define CFIG_FORCE_FDX BIT_6
+#define CFIG_FDX_PIN_ENABLE BIT_7
+
+//- Byte 20 (Default Value = 3Fh)
+#define CFIG_MULTI_IA BIT_6
+
+//- Byte 21 (Default Value = 05)
+#define CFIG_MC_ALL BIT_3
+
+/*-----------------------------------------------------------------------*/
+#define D102_REVID 0x0b
+
+#define HALF_DUPLEX 1
+#define FULL_DUPLEX 2
+
+typedef struct s_data_instance {
+
+ UINT16 State; // stopped, started or initialized
+ UINT16 Bus;
+ UINT8 Device;
+ UINT8 Function;
+ UINT16 VendorID;
+ UINT16 DeviceID;
+ UINT16 RevID;
+ UINT16 SubVendorID;
+ UINT16 SubSystemID;
+
+ UINT8 PermNodeAddress[PXE_MAC_LENGTH];
+ UINT8 CurrentNodeAddress[PXE_MAC_LENGTH];
+ UINT8 BroadcastNodeAddress[PXE_MAC_LENGTH];
+ UINT32 Config[MAX_PCI_CONFIG_LEN];
+ UINT32 NVData[MAX_EEPROM_LEN];
+
+ UINT32 ioaddr;
+ UINT32 flash_addr;
+
+ UINT16 LinkSpeed; // actual link speed setting
+ UINT16 LinkSpeedReq; // requested (forced) link speed
+ UINT8 DuplexReq; // requested duplex
+ UINT8 Duplex; // Duplex set
+ UINT8 CableDetect; // 1 to detect and 0 not to detect the cable
+ UINT8 LoopBack;
+
+ UINT16 TxBufCnt;
+ UINT16 TxBufSize;
+ UINT16 RxBufCnt;
+ UINT16 RxBufSize;
+ UINT32 RxTotals;
+ UINT32 TxTotals;
+
+ UINT16 int_mask;
+ UINT16 Int_Status;
+ UINT16 PhyRecord[2]; // primary and secondary PHY record registers from eeprom
+ UINT8 PhyAddress;
+ UINT8 int_num;
+ UINT16 NVData_Len;
+ UINT32 MemoryLength;
+
+ RxFD *rx_ring; // array of rx buffers
+ TxCB *tx_ring; // array of tx buffers
+ struct speedo_stats *statistics;
+ TxCB *FreeTxHeadPtr;
+ TxCB *FreeTxTailPtr;
+ RxFD *RFDTailPtr;
+
+ UINT64 rx_phy_addr; // physical addresses
+ UINT64 tx_phy_addr;
+ UINT64 stat_phy_addr;
+ UINT64 MemoryPtr;
+ UINT64 Mapped_MemoryPtr;
+
+ UINT64 xmit_done[TX_BUFFER_COUNT << 1]; // circular buffer
+ UINT16 xmit_done_head; // index into the xmit_done array
+ UINT16 xmit_done_tail; // where are we filling now (index into xmit_done)
+ UINT16 cur_rx_ind; // current RX Q head index
+ UINT16 FreeCBCount;
+
+ BOOLEAN in_interrupt;
+ BOOLEAN in_transmit;
+ BOOLEAN Receive_Started;
+ UINT8 Rx_Filter;
+ UINT8 VersionFlag; // UNDI30 or UNDI31??
+ UINT8 rsvd[3];
+
+ struct mc{
+ UINT16 reserved [3]; // padding for this structure to make it 8 byte aligned
+ UINT16 list_len;
+ UINT8 mc_list[MAX_MCAST_ADDRESS_CNT][PXE_MAC_LENGTH]; // 8*32 is the size
+ } mcast_list;
+
+ UINT64 Unique_ID;
+
+ EFI_PCI_IO_PROTOCOL *Io_Function;
+ //
+ // Original PCI attributes
+ //
+ UINT64 OriginalPciAttributes;
+
+ VOID (*Delay_30)(UINTN); // call back routine
+ VOID (*Virt2Phys_30)(UINT64 virtual_addr, UINT64 physical_ptr); // call back routine
+ VOID (*Block_30)(UINT32 enable); // call back routine
+ VOID (*Mem_Io_30)(UINT8 read_write, UINT8 len, UINT64 port, UINT64 buf_addr);
+ VOID (*Delay)(UINT64, UINTN); // call back routine
+ VOID (*Virt2Phys)(UINT64 unq_id, UINT64 virtual_addr, UINT64 physical_ptr); // call back routine
+ VOID (*Block)(UINT64 unq_id, UINT32 enable); // call back routine
+ VOID (*Mem_Io)(UINT64 unq_id, UINT8 read_write, UINT8 len, UINT64 port,
+ UINT64 buf_addr);
+ VOID (*Map_Mem)(UINT64 unq_id, UINT64 virtual_addr, UINT32 size,
+ UINT32 Direction, UINT64 mapped_addr);
+ VOID (*UnMap_Mem)(UINT64 unq_id, UINT64 virtual_addr, UINT32 size,
+ UINT32 Direction, UINT64 mapped_addr);
+ VOID (*Sync_Mem)(UINT64 unq_id, UINT64 virtual_addr,
+ UINT32 size, UINT32 Direction, UINT64 mapped_addr);
+} NIC_DATA_INSTANCE;
+
+#pragma pack(1)
+struct MC_CB_STRUCT{
+ UINT16 count;
+ UINT8 m_list[MAX_MCAST_ADDRESS_CNT][ETHER_MAC_ADDR_LEN];
+};
+#pragma pack()
+
+#define FOUR_GIGABYTE (UINT64)0x100000000ULL
+
+#endif
+
diff --git a/OptionRomPkg/UndiRuntimeDxe/Init.c b/OptionRomPkg/UndiRuntimeDxe/Init.c new file mode 100644 index 0000000000..42dd5fd21f --- /dev/null +++ b/OptionRomPkg/UndiRuntimeDxe/Init.c @@ -0,0 +1,1055 @@ +/** @file
+ Initialization functions for EFI UNDI32 driver.
+
+Copyright (c) 2006 - 2008, Intel Corporation
+All rights reserved. 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.
+
+**/
+
+#include "Undi32.h"
+//
+// Global Variables
+//
+
+PXE_SW_UNDI *pxe_31 = NULL; // 3.1 entry
+UNDI32_DEV *UNDI32DeviceList[MAX_NIC_INTERFACES];
+NII_TABLE *UndiDataPointer = NULL;
+
+//
+// UNDI Class Driver Global Variables
+//
+EFI_DRIVER_BINDING_PROTOCOL gUndiDriverBinding = {
+ UndiDriverSupported,
+ UndiDriverStart,
+ UndiDriverStop,
+ 0xa,
+ NULL,
+ NULL
+};
+
+
+/**
+ When address mapping changes to virtual this should make the appropriate
+ address conversions.
+
+ (Standard Event handler)
+
+ @return None
+
+**/
+VOID
+EFIAPI
+UndiNotifyVirtual (
+ EFI_EVENT Event,
+ VOID *Context
+ )
+{
+ UINT16 Index;
+ VOID *Pxe31Pointer;
+
+ if (pxe_31 != NULL) {
+ Pxe31Pointer = (VOID *) pxe_31;
+
+ EfiConvertPointer (
+ EFI_OPTIONAL_PTR,
+ (VOID **) &Pxe31Pointer
+ );
+
+ //
+ // UNDI32DeviceList is an array of pointers
+ //
+ for (Index = 0; Index < pxe_31->IFcnt; Index++) {
+ UNDI32DeviceList[Index]->NIIProtocol_31.Id = (UINT64) (UINTN) Pxe31Pointer;
+ EfiConvertPointer (
+ EFI_OPTIONAL_PTR,
+ (VOID **) &(UNDI32DeviceList[Index])
+ );
+ }
+
+ EfiConvertPointer (
+ EFI_OPTIONAL_PTR,
+ (VOID **) &(pxe_31->EntryPoint)
+ );
+ pxe_31 = Pxe31Pointer;
+ }
+
+ for (Index = 0; Index <= PXE_OPCODE_LAST_VALID; Index++) {
+ EfiConvertPointer (
+ EFI_OPTIONAL_PTR,
+ (VOID **) &api_table[Index].api_ptr
+ );
+ }
+}
+
+
+/**
+ When EFI is shuting down the boot services, we need to install a
+ configuration table for UNDI to work at runtime!
+
+ (Standard Event handler)
+
+ @return None
+
+**/
+VOID
+EFIAPI
+UndiNotifyExitBs (
+ EFI_EVENT Event,
+ VOID *Context
+ )
+{
+ InstallConfigTable ();
+}
+
+
+/**
+ Test to see if this driver supports ControllerHandle. Any ControllerHandle
+ than contains a DevicePath, PciIo protocol, Class code of 2, Vendor ID of 0x8086,
+ and DeviceId of (D100_DEVICE_ID || D102_DEVICE_ID || ICH3_DEVICE_ID_1 ||
+ ICH3_DEVICE_ID_2 || ICH3_DEVICE_ID_3 || ICH3_DEVICE_ID_4 || ICH3_DEVICE_ID_5 ||
+ ICH3_DEVICE_ID_6 || ICH3_DEVICE_ID_7 || ICH3_DEVICE_ID_8) can be supported.
+
+ @param This Protocol instance pointer.
+ @param Controller Handle of device to test.
+ @param RemainingDevicePath Not used.
+
+ @retval EFI_SUCCESS This driver supports this device.
+ @retval other This driver does not support this device.
+
+**/
+EFI_STATUS
+EFIAPI
+UndiDriverSupported (
+ IN EFI_DRIVER_BINDING_PROTOCOL *This,
+ IN EFI_HANDLE Controller,
+ IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
+ )
+{
+ EFI_STATUS Status;
+ EFI_PCI_IO_PROTOCOL *PciIo;
+ PCI_TYPE00 Pci;
+
+ Status = gBS->OpenProtocol (
+ Controller,
+ &gEfiDevicePathProtocolGuid,
+ NULL,
+ This->DriverBindingHandle,
+ Controller,
+ EFI_OPEN_PROTOCOL_TEST_PROTOCOL
+ );
+ if (EFI_ERROR (Status)) {
+ return Status;
+ }
+
+ Status = gBS->OpenProtocol (
+ Controller,
+ &gEfiPciIoProtocolGuid,
+ (VOID **) &PciIo,
+ This->DriverBindingHandle,
+ Controller,
+ EFI_OPEN_PROTOCOL_BY_DRIVER
+ );
+ if (EFI_ERROR (Status)) {
+ return Status;
+ }
+
+ Status = PciIo->Pci.Read (
+ PciIo,
+ EfiPciIoWidthUint8,
+ 0,
+ sizeof (PCI_CONFIG_HEADER),
+ &Pci
+ );
+
+ if (!EFI_ERROR (Status)) {
+ Status = EFI_UNSUPPORTED;
+
+ if (Pci.Hdr.ClassCode[2] == 0x02 && Pci.Hdr.VendorId == PCI_VENDOR_ID_INTEL) {
+ switch (Pci.Hdr.DeviceId) {
+ case D100_DEVICE_ID:
+ case D102_DEVICE_ID:
+ case ICH3_DEVICE_ID_1:
+ case ICH3_DEVICE_ID_2:
+ case ICH3_DEVICE_ID_3:
+ case ICH3_DEVICE_ID_4:
+ case ICH3_DEVICE_ID_5:
+ case ICH3_DEVICE_ID_6:
+ case ICH3_DEVICE_ID_7:
+ case ICH3_DEVICE_ID_8:
+ case 0x1039:
+ case 0x103A:
+ case 0x103B:
+ case 0x103C:
+ case 0x103D:
+ case 0x103E:
+ case 0x1050:
+ case 0x1051:
+ case 0x1052:
+ case 0x1053:
+ case 0x1054:
+ case 0x1055:
+ case 0x1056:
+ case 0x1057:
+ case 0x1059:
+ case 0x1064:
+ Status = EFI_SUCCESS;
+ }
+ }
+ }
+
+ gBS->CloseProtocol (
+ Controller,
+ &gEfiPciIoProtocolGuid,
+ This->DriverBindingHandle,
+ Controller
+ );
+
+ return Status;
+}
+
+
+/**
+ Start this driver on Controller by opening PciIo and DevicePath protocol.
+ Initialize PXE structures, create a copy of the Controller Device Path with the
+ NIC's MAC address appended to it, install the NetworkInterfaceIdentifier protocol
+ on the newly created Device Path.
+
+ @param This Protocol instance pointer.
+ @param Controller Handle of device to work with.
+ @param RemainingDevicePath Not used, always produce all possible children.
+
+ @retval EFI_SUCCESS This driver is added to Controller.
+ @retval other This driver does not support this device.
+
+**/
+EFI_STATUS
+EFIAPI
+UndiDriverStart (
+ IN EFI_DRIVER_BINDING_PROTOCOL *This,
+ IN EFI_HANDLE Controller,
+ IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
+ )
+{
+ EFI_STATUS Status;
+ EFI_DEVICE_PATH_PROTOCOL *UndiDevicePath;
+ PCI_CONFIG_HEADER *CfgHdr;
+ UNDI32_DEV *UNDI32Device;
+ UINT16 NewCommand;
+ UINT8 *TmpPxePointer;
+ EFI_PCI_IO_PROTOCOL *PciIoFncs;
+ UINTN Len;
+ UINT64 Supports;
+ BOOLEAN PciAttributesSaved;
+
+ Status = gBS->OpenProtocol (
+ Controller,
+ &gEfiPciIoProtocolGuid,
+ (VOID **) &PciIoFncs,
+ This->DriverBindingHandle,
+ Controller,
+ EFI_OPEN_PROTOCOL_BY_DRIVER
+ );
+
+ if (EFI_ERROR (Status)) {
+ return Status;
+ }
+
+ Status = gBS->OpenProtocol (
+ Controller,
+ &gEfiDevicePathProtocolGuid,
+ (VOID **) &UndiDevicePath,
+ This->DriverBindingHandle,
+ Controller,
+ EFI_OPEN_PROTOCOL_BY_DRIVER
+ );
+
+ if (EFI_ERROR (Status)) {
+ gBS->CloseProtocol (
+ Controller,
+ &gEfiPciIoProtocolGuid,
+ This->DriverBindingHandle,
+ Controller
+ );
+
+ return Status;
+ }
+
+ PciAttributesSaved = FALSE;
+
+ Status = gBS->AllocatePool (
+ EfiRuntimeServicesData,
+ sizeof (UNDI32_DEV),
+ (VOID **) &UNDI32Device
+ );
+
+ if (EFI_ERROR (Status)) {
+ goto UndiError;
+ }
+
+ ZeroMem ((CHAR8 *) UNDI32Device, sizeof (UNDI32_DEV));
+
+ //
+ // Get original PCI attributes
+ //
+ Status = PciIoFncs->Attributes (
+ PciIoFncs,
+ EfiPciIoAttributeOperationGet,
+ 0,
+ &UNDI32Device->NicInfo.OriginalPciAttributes
+ );
+
+ if (EFI_ERROR (Status)) {
+ goto UndiErrorDeleteDevice;
+ }
+ PciAttributesSaved = TRUE;
+
+ //
+ // allocate and initialize both (old and new) the !pxe structures here,
+ // there should only be one copy of each of these structure for any number
+ // of NICs this undi supports. Also, these structures need to be on a
+ // paragraph boundary as per the spec. so, while allocating space for these,
+ // make sure that there is space for 2 !pxe structures (old and new) and a
+ // 32 bytes padding for alignment adjustment (in case)
+ //
+ TmpPxePointer = NULL;
+ if (pxe_31 == NULL) {
+ Status = gBS->AllocatePool (
+ EfiRuntimeServicesData,
+ (sizeof (PXE_SW_UNDI) + sizeof (PXE_SW_UNDI) + 32),
+ (VOID **) &TmpPxePointer
+ );
+
+ if (EFI_ERROR (Status)) {
+ goto UndiErrorDeleteDevice;
+ }
+
+ ZeroMem (
+ TmpPxePointer,
+ sizeof (PXE_SW_UNDI) + sizeof (PXE_SW_UNDI) + 32
+ );
+ //
+ // check for paragraph alignment here, assuming that the pointer is
+ // already 8 byte aligned.
+ //
+ if (((UINTN) TmpPxePointer & 0x0F) != 0) {
+ pxe_31 = (PXE_SW_UNDI *) ((UINTN) (TmpPxePointer + 8));
+ } else {
+ pxe_31 = (PXE_SW_UNDI *) TmpPxePointer;
+ }
+
+ PxeStructInit (pxe_31);
+ }
+
+ UNDI32Device->NIIProtocol_31.Id = (UINT64) (UINTN) (pxe_31);
+
+ Status = PciIoFncs->Attributes (
+ PciIoFncs,
+ EfiPciIoAttributeOperationSupported,
+ 0,
+ &Supports
+ );
+ if (!EFI_ERROR (Status)) {
+ Supports &= EFI_PCI_DEVICE_ENABLE;
+ Status = PciIoFncs->Attributes (
+ PciIoFncs,
+ EfiPciIoAttributeOperationEnable,
+ Supports,
+ NULL
+ );
+ }
+ //
+ // Read all the registers from device's PCI Configuration space
+ //
+ Status = PciIoFncs->Pci.Read (
+ PciIoFncs,
+ EfiPciIoWidthUint32,
+ 0,
+ MAX_PCI_CONFIG_LEN,
+ &UNDI32Device->NicInfo.Config
+ );
+
+ CfgHdr = (PCI_CONFIG_HEADER *) &(UNDI32Device->NicInfo.Config[0]);
+
+ //
+ // make sure that this device is a PCI bus master
+ //
+
+ NewCommand = (UINT16) (CfgHdr->Command | PCI_COMMAND_MASTER | PCI_COMMAND_IO);
+ if (CfgHdr->Command != NewCommand) {
+ PciIoFncs->Pci.Write (
+ PciIoFncs,
+ EfiPciIoWidthUint16,
+ PCI_COMMAND,
+ 1,
+ &NewCommand
+ );
+ CfgHdr->Command = NewCommand;
+ }
+
+ //
+ // make sure that the latency timer is at least 32
+ //
+ if (CfgHdr->LatencyTimer < 32) {
+ CfgHdr->LatencyTimer = 32;
+ PciIoFncs->Pci.Write (
+ PciIoFncs,
+ EfiPciIoWidthUint8,
+ PCI_LATENCY_TIMER,
+ 1,
+ &CfgHdr->LatencyTimer
+ );
+ }
+ //
+ // the IfNum index for the current interface will be the total number
+ // of interfaces initialized so far
+ //
+ UNDI32Device->NIIProtocol_31.IfNum = pxe_31->IFcnt;
+
+ PxeUpdate (&UNDI32Device->NicInfo, pxe_31);
+
+ UNDI32Device->NicInfo.Io_Function = PciIoFncs;
+ UNDI32DeviceList[UNDI32Device->NIIProtocol_31.IfNum] = UNDI32Device;
+ UNDI32Device->Undi32BaseDevPath = UndiDevicePath;
+
+ Status = AppendMac2DevPath (
+ &UNDI32Device->Undi32DevPath,
+ UNDI32Device->Undi32BaseDevPath,
+ &UNDI32Device->NicInfo
+ );
+
+ if (Status != 0) {
+ goto UndiErrorDeletePxe;
+ }
+
+ UNDI32Device->Signature = UNDI_DEV_SIGNATURE;
+
+ UNDI32Device->NIIProtocol_31.Revision = EFI_NETWORK_INTERFACE_IDENTIFIER_PROTOCOL_REVISION_31;
+ UNDI32Device->NIIProtocol_31.Type = EfiNetworkInterfaceUndi;
+ UNDI32Device->NIIProtocol_31.MajorVer = PXE_ROMID_MAJORVER;
+ UNDI32Device->NIIProtocol_31.MinorVer = PXE_ROMID_MINORVER_31;
+ UNDI32Device->NIIProtocol_31.ImageSize = 0;
+ UNDI32Device->NIIProtocol_31.ImageAddr = 0;
+ UNDI32Device->NIIProtocol_31.Ipv6Supported = FALSE;
+
+ UNDI32Device->NIIProtocol_31.StringId[0] = 'U';
+ UNDI32Device->NIIProtocol_31.StringId[1] = 'N';
+ UNDI32Device->NIIProtocol_31.StringId[2] = 'D';
+ UNDI32Device->NIIProtocol_31.StringId[3] = 'I';
+
+ UNDI32Device->DeviceHandle = NULL;
+
+ //
+ // install both the 3.0 and 3.1 NII protocols.
+ //
+ Status = gBS->InstallMultipleProtocolInterfaces (
+ &UNDI32Device->DeviceHandle,
+ &gEfiNetworkInterfaceIdentifierProtocolGuid_31,
+ &UNDI32Device->NIIProtocol_31,
+ &gEfiDevicePathProtocolGuid,
+ UNDI32Device->Undi32DevPath,
+ NULL
+ );
+
+ if (EFI_ERROR (Status)) {
+ goto UndiErrorDeleteDevicePath;
+ }
+
+ //
+ // if the table exists, free it and alloc again, or alloc it directly
+ //
+ if (UndiDataPointer != NULL) {
+ Status = gBS->FreePool(UndiDataPointer);
+ }
+ if (EFI_ERROR (Status)) {
+ goto UndiErrorDeleteDevicePath;
+ }
+
+ Len = (pxe_31->IFcnt * sizeof (NII_ENTRY)) + sizeof (UndiDataPointer);
+ Status = gBS->AllocatePool (EfiRuntimeServicesData, Len, (VOID **) &UndiDataPointer);
+
+ if (EFI_ERROR (Status)) {
+ goto UndiErrorAllocDataPointer;
+ }
+
+ //
+ // Open For Child Device
+ //
+ Status = gBS->OpenProtocol (
+ Controller,
+ &gEfiPciIoProtocolGuid,
+ (VOID **) &PciIoFncs,
+ This->DriverBindingHandle,
+ UNDI32Device->DeviceHandle,
+ EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER
+ );
+
+ return EFI_SUCCESS;
+UndiErrorAllocDataPointer:
+ gBS->UninstallMultipleProtocolInterfaces (
+ &UNDI32Device->DeviceHandle,
+ &gEfiNetworkInterfaceIdentifierProtocolGuid_31,
+ &UNDI32Device->NIIProtocol_31,
+ &gEfiDevicePathProtocolGuid,
+ UNDI32Device->Undi32DevPath,
+ NULL
+ );
+
+UndiErrorDeleteDevicePath:
+ UNDI32DeviceList[UNDI32Device->NIIProtocol_31.IfNum] = NULL;
+ gBS->FreePool (UNDI32Device->Undi32DevPath);
+
+UndiErrorDeletePxe:
+ PxeUpdate (NULL, pxe_31);
+ if (TmpPxePointer != NULL) {
+ gBS->FreePool (TmpPxePointer);
+
+ }
+
+UndiErrorDeleteDevice:
+ if (PciAttributesSaved) {
+ //
+ // Restore original PCI attributes
+ //
+ PciIoFncs->Attributes (
+ PciIoFncs,
+ EfiPciIoAttributeOperationSet,
+ UNDI32Device->NicInfo.OriginalPciAttributes,
+ NULL
+ );
+ }
+
+ gBS->FreePool (UNDI32Device);
+
+UndiError:
+ gBS->CloseProtocol (
+ Controller,
+ &gEfiDevicePathProtocolGuid,
+ This->DriverBindingHandle,
+ Controller
+ );
+
+ gBS->CloseProtocol (
+ Controller,
+ &gEfiPciIoProtocolGuid,
+ This->DriverBindingHandle,
+ Controller
+ );
+
+ return Status;
+}
+
+
+/**
+ Stop this driver on Controller by removing NetworkInterfaceIdentifier protocol and
+ closing the DevicePath and PciIo protocols on Controller.
+
+ @param This Protocol instance pointer.
+ @param Controller Handle of device to stop driver on.
+ @param NumberOfChildren How many children need to be stopped.
+ @param ChildHandleBuffer Not used.
+
+ @retval EFI_SUCCESS This driver is removed Controller.
+ @retval other This driver was not removed from this device.
+
+**/
+// TODO: EFI_DEVICE_ERROR - add return value to function comment
+EFI_STATUS
+EFIAPI
+UndiDriverStop (
+ IN EFI_DRIVER_BINDING_PROTOCOL *This,
+ IN EFI_HANDLE Controller,
+ IN UINTN NumberOfChildren,
+ IN EFI_HANDLE *ChildHandleBuffer
+ )
+{
+ EFI_STATUS Status;
+ BOOLEAN AllChildrenStopped;
+ UINTN Index;
+ UNDI32_DEV *UNDI32Device;
+ EFI_NETWORK_INTERFACE_IDENTIFIER_PROTOCOL *NIIProtocol;
+ EFI_PCI_IO_PROTOCOL *PciIo;
+
+ //
+ // 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 (
+ Controller,
+ &gEfiDevicePathProtocolGuid,
+ This->DriverBindingHandle,
+ Controller
+ );
+
+ Status = gBS->CloseProtocol (
+ Controller,
+ &gEfiPciIoProtocolGuid,
+ This->DriverBindingHandle,
+ Controller
+ );
+
+ return Status;
+ }
+
+ AllChildrenStopped = TRUE;
+
+ for (Index = 0; Index < NumberOfChildren; Index++) {
+
+ Status = gBS->OpenProtocol (
+ ChildHandleBuffer[Index],
+ &gEfiNetworkInterfaceIdentifierProtocolGuid_31,
+ (VOID **) &NIIProtocol,
+ This->DriverBindingHandle,
+ Controller,
+ EFI_OPEN_PROTOCOL_GET_PROTOCOL
+ );
+ if (!EFI_ERROR (Status)) {
+
+ UNDI32Device = UNDI_DEV_FROM_THIS (NIIProtocol);
+
+ //
+ // Restore original PCI attributes
+ //
+ Status = UNDI32Device->NicInfo.Io_Function->Attributes (
+ UNDI32Device->NicInfo.Io_Function,
+ EfiPciIoAttributeOperationSet,
+ UNDI32Device->NicInfo.OriginalPciAttributes,
+ NULL
+ );
+ ASSERT_EFI_ERROR (Status);
+
+ Status = gBS->CloseProtocol (
+ Controller,
+ &gEfiPciIoProtocolGuid,
+ This->DriverBindingHandle,
+ ChildHandleBuffer[Index]
+ );
+
+ Status = gBS->UninstallMultipleProtocolInterfaces (
+ ChildHandleBuffer[Index],
+ &gEfiDevicePathProtocolGuid,
+ UNDI32Device->Undi32DevPath,
+ &gEfiNetworkInterfaceIdentifierProtocolGuid_31,
+ &UNDI32Device->NIIProtocol_31,
+ NULL
+ );
+
+ if (EFI_ERROR (Status)) {
+ gBS->OpenProtocol (
+ Controller,
+ &gEfiPciIoProtocolGuid,
+ (VOID **) &PciIo,
+ This->DriverBindingHandle,
+ ChildHandleBuffer[Index],
+ EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER
+ );
+ } else {
+ gBS->FreePool (UNDI32Device->Undi32DevPath);
+ gBS->FreePool (UNDI32Device);
+ }
+ }
+
+ if (EFI_ERROR (Status)) {
+ AllChildrenStopped = FALSE;
+ }
+ }
+
+ if (!AllChildrenStopped) {
+ return EFI_DEVICE_ERROR;
+ }
+
+ return EFI_SUCCESS;
+
+}
+
+
+/**
+ Use the EFI boot services to produce a pause. This is also the routine which
+ gets replaced during RunTime by the O/S in the NIC_DATA_INSTANCE so it can
+ do it's own pause.
+
+ @param UnqId Runtime O/S routine might use this, this temp
+ routine does not use it
+ @param MicroSeconds Determines the length of pause.
+
+ @return none
+
+**/
+VOID
+TmpDelay (
+ IN UINT64 UnqId,
+ IN UINTN MicroSeconds
+ )
+{
+ gBS->Stall ((UINT32) MicroSeconds);
+}
+
+
+/**
+ Use the PCI IO abstraction to issue memory or I/O reads and writes. This is also the routine which
+ gets replaced during RunTime by the O/S in the NIC_DATA_INSTANCE so it can do it's own I/O abstractions.
+
+ @param UnqId Runtime O/S routine may use this field, this temp
+ routine does not.
+ @param ReadWrite Determine if it is an I/O or Memory Read/Write
+ Operation.
+ @param Len Determines the width of the data operation.
+ @param Port What port to Read/Write from.
+ @param BuffAddr Address to read to or write from.
+
+ @return none
+
+**/
+VOID
+TmpMemIo (
+ IN UINT64 UnqId,
+ IN UINT8 ReadWrite,
+ IN UINT8 Len,
+ IN UINT64 Port,
+ IN UINT64 BuffAddr
+ )
+{
+ EFI_PCI_IO_PROTOCOL_WIDTH Width;
+ NIC_DATA_INSTANCE *AdapterInfo;
+
+ Width = (EFI_PCI_IO_PROTOCOL_WIDTH) 0;
+ AdapterInfo = (NIC_DATA_INSTANCE *) (UINTN) UnqId;
+ switch (Len) {
+ case 2:
+ Width = (EFI_PCI_IO_PROTOCOL_WIDTH) 1;
+ break;
+
+ case 4:
+ Width = (EFI_PCI_IO_PROTOCOL_WIDTH) 2;
+ break;
+
+ case 8:
+ Width = (EFI_PCI_IO_PROTOCOL_WIDTH) 3;
+ break;
+ }
+
+ switch (ReadWrite) {
+ case PXE_IO_READ:
+ AdapterInfo->Io_Function->Io.Read (
+ AdapterInfo->Io_Function,
+ Width,
+ 1,
+ Port,
+ 1,
+ (VOID *) (UINTN) (BuffAddr)
+ );
+ break;
+
+ case PXE_IO_WRITE:
+ AdapterInfo->Io_Function->Io.Write (
+ AdapterInfo->Io_Function,
+ Width,
+ 1,
+ Port,
+ 1,
+ (VOID *) (UINTN) (BuffAddr)
+ );
+ break;
+
+ case PXE_MEM_READ:
+ AdapterInfo->Io_Function->Mem.Read (
+ AdapterInfo->Io_Function,
+ Width,
+ 0,
+ Port,
+ 1,
+ (VOID *) (UINTN) (BuffAddr)
+ );
+ break;
+
+ case PXE_MEM_WRITE:
+ AdapterInfo->Io_Function->Mem.Write (
+ AdapterInfo->Io_Function,
+ Width,
+ 0,
+ Port,
+ 1,
+ (VOID *) (UINTN) (BuffAddr)
+ );
+ break;
+ }
+
+ return ;
+}
+
+
+/**
+ Using the NIC data structure information, read the EEPROM to get the MAC address and then allocate space
+ for a new devicepath (**DevPtr) which will contain the original device path the NIC was found on (*BaseDevPtr)
+ and an added MAC node.
+
+ @param DevPtr Pointer which will point to the newly created device
+ path with the MAC node attached.
+ @param BaseDevPtr Pointer to the device path which the UNDI device
+ driver is latching on to.
+ @param AdapterInfo Pointer to the NIC data structure information which
+ the UNDI driver is layering on..
+
+ @retval EFI_SUCCESS A MAC address was successfully appended to the Base
+ Device Path.
+ @retval other Not enough resources available to create new Device
+ Path node.
+
+**/
+EFI_STATUS
+AppendMac2DevPath (
+ IN OUT EFI_DEVICE_PATH_PROTOCOL **DevPtr,
+ IN EFI_DEVICE_PATH_PROTOCOL *BaseDevPtr,
+ IN NIC_DATA_INSTANCE *AdapterInfo
+ )
+{
+ EFI_MAC_ADDRESS MACAddress;
+ PCI_CONFIG_HEADER *CfgHdr;
+ INT32 Val;
+ INT32 Index;
+ INT32 Index2;
+ UINT8 AddrLen;
+ MAC_ADDR_DEVICE_PATH MacAddrNode;
+ EFI_DEVICE_PATH_PROTOCOL *EndNode;
+ UINT8 *DevicePtr;
+ UINT16 TotalPathLen;
+ UINT16 BasePathLen;
+ EFI_STATUS Status;
+
+ //
+ // set the environment ready (similar to UNDI_Start call) so that we can
+ // execute the other UNDI_ calls to get the mac address
+ // we are using undi 3.1 style
+ //
+ AdapterInfo->Delay = TmpDelay;
+ AdapterInfo->Virt2Phys = (VOID *) 0;
+ AdapterInfo->Block = (VOID *) 0;
+ AdapterInfo->Map_Mem = (VOID *) 0;
+ AdapterInfo->UnMap_Mem = (VOID *) 0;
+ AdapterInfo->Sync_Mem = (VOID *) 0;
+ AdapterInfo->Mem_Io = TmpMemIo;
+ //
+ // these tmp call-backs follow 3.1 undi style
+ // i.e. they have the unique_id parameter.
+ //
+ AdapterInfo->VersionFlag = 0x31;
+ AdapterInfo->Unique_ID = (UINT64) (UINTN) AdapterInfo;
+
+ //
+ // undi init portion
+ //
+ CfgHdr = (PCI_CONFIG_HEADER *) &(AdapterInfo->Config[0]);
+ AdapterInfo->ioaddr = 0;
+ AdapterInfo->RevID = CfgHdr->RevID;
+
+ AddrLen = E100bGetEepromAddrLen (AdapterInfo);
+
+ for (Index = 0, Index2 = 0; Index < 3; Index++) {
+ Val = E100bReadEeprom (AdapterInfo, Index, AddrLen);
+ MACAddress.Addr[Index2++] = (UINT8) Val;
+ MACAddress.Addr[Index2++] = (UINT8) (Val >> 8);
+ }
+
+ SetMem (MACAddress.Addr + Index2, sizeof (EFI_MAC_ADDRESS) - Index2, 0);
+ //for (; Index2 < sizeof (EFI_MAC_ADDRESS); Index2++) {
+ // MACAddress.Addr[Index2] = 0;
+ //}
+ //
+ // stop undi
+ //
+ AdapterInfo->Delay = (VOID *) 0;
+ AdapterInfo->Mem_Io = (VOID *) 0;
+
+ //
+ // fill the mac address node first
+ //
+ ZeroMem ((CHAR8 *) &MacAddrNode, sizeof MacAddrNode);
+ CopyMem (
+ (CHAR8 *) &MacAddrNode.MacAddress,
+ (CHAR8 *) &MACAddress,
+ sizeof (EFI_MAC_ADDRESS)
+ );
+
+ MacAddrNode.Header.Type = MESSAGING_DEVICE_PATH;
+ MacAddrNode.Header.SubType = MSG_MAC_ADDR_DP;
+ MacAddrNode.Header.Length[0] = sizeof (MacAddrNode);
+ MacAddrNode.Header.Length[1] = 0;
+
+ //
+ // find the size of the base dev path.
+ //
+ EndNode = BaseDevPtr;
+
+ while (!IsDevicePathEnd (EndNode)) {
+ EndNode = NextDevicePathNode (EndNode);
+ }
+
+ BasePathLen = (UINT16) ((UINTN) (EndNode) - (UINTN) (BaseDevPtr));
+
+ //
+ // create space for full dev path
+ //
+ TotalPathLen = (UINT16) (BasePathLen + sizeof (MacAddrNode) + sizeof (EFI_DEVICE_PATH_PROTOCOL));
+
+ Status = gBS->AllocatePool (
+ EfiRuntimeServicesData,
+ TotalPathLen,
+ (VOID **) &DevicePtr
+ );
+
+ if (Status != EFI_SUCCESS) {
+ return Status;
+ }
+ //
+ // copy the base path, mac addr and end_dev_path nodes
+ //
+ *DevPtr = (EFI_DEVICE_PATH_PROTOCOL *) DevicePtr;
+ CopyMem (DevicePtr, (CHAR8 *) BaseDevPtr, BasePathLen);
+ DevicePtr += BasePathLen;
+ CopyMem (DevicePtr, (CHAR8 *) &MacAddrNode, sizeof (MacAddrNode));
+ DevicePtr += sizeof (MacAddrNode);
+ CopyMem (DevicePtr, (CHAR8 *) EndNode, sizeof (EFI_DEVICE_PATH_PROTOCOL));
+
+ return EFI_SUCCESS;
+}
+
+
+/**
+ Install a GUID/Pointer pair into the system's configuration table.
+
+ none
+
+ @retval EFI_SUCCESS Install a GUID/Pointer pair into the system's
+ configuration table.
+ @retval other Did not successfully install the GUID/Pointer pair
+ into the configuration table.
+
+**/
+// TODO: VOID - add argument and description to function comment
+EFI_STATUS
+InstallConfigTable (
+ IN VOID
+ )
+{
+ EFI_STATUS Status;
+ EFI_CONFIGURATION_TABLE *CfgPtr;
+ NII_TABLE *TmpData;
+ UINT16 Index;
+ NII_TABLE *UndiData;
+
+ if (pxe_31 == NULL) {
+ return EFI_SUCCESS;
+ }
+
+ if(UndiDataPointer == NULL) {
+ return EFI_SUCCESS;
+ }
+
+ UndiData = (NII_TABLE *)UndiDataPointer;
+
+ UndiData->NumEntries = pxe_31->IFcnt;
+ UndiData->NextLink = NULL;
+
+ for (Index = 0; Index < pxe_31->IFcnt; Index++) {
+ UndiData->NiiEntry[Index].InterfacePointer = &UNDI32DeviceList[Index]->NIIProtocol_31;
+ UndiData->NiiEntry[Index].DevicePathPointer = UNDI32DeviceList[Index]->Undi32DevPath;
+ }
+
+ //
+ // see if there is an entry in the config table already
+ //
+ CfgPtr = gST->ConfigurationTable;
+
+ for (Index = 0; Index < gST->NumberOfTableEntries; Index++) {
+ Status = CompareGuid (
+ &CfgPtr->VendorGuid,
+ &gEfiNetworkInterfaceIdentifierProtocolGuid_31
+ );
+ if (Status != EFI_SUCCESS) {
+ break;
+ }
+
+ CfgPtr++;
+ }
+
+ if (Index < gST->NumberOfTableEntries) {
+ TmpData = (NII_TABLE *) CfgPtr->VendorTable;
+
+ //
+ // go to the last link
+ //
+ while (TmpData->NextLink != NULL) {
+ TmpData = TmpData->NextLink;
+ }
+
+ TmpData->NextLink = UndiData;
+
+ //
+ // 1st one in chain
+ //
+ UndiData = (NII_TABLE *) CfgPtr->VendorTable;
+ }
+
+ //
+ // create an entry in the configuration table for our GUID
+ //
+ Status = gBS->InstallConfigurationTable (
+ &gEfiNetworkInterfaceIdentifierProtocolGuid_31,
+ UndiData
+ );
+ return Status;
+}
+
+/**
+
+**/
+EFI_STATUS
+EFIAPI
+InitializeUndi(
+ IN EFI_HANDLE ImageHandle,
+ IN EFI_SYSTEM_TABLE *SystemTable
+ )
+{
+ EFI_EVENT Event;
+ EFI_STATUS Status;
+
+ Status = EfiLibInstallDriverBinding (
+ ImageHandle,
+ SystemTable,
+ &gUndiDriverBinding,
+ ImageHandle
+ );
+ ASSERT_EFI_ERROR (Status);
+
+ Status = gBS->CreateEventEx (
+ EVT_NOTIFY_SIGNAL,
+ TPL_NOTIFY,
+ UndiNotifyExitBs,
+ NULL,
+ &gEfiEventExitBootServicesGuid,
+ &Event
+ );
+ ASSERT_EFI_ERROR (Status);
+
+ Status = gBS->CreateEventEx (
+ EVT_NOTIFY_SIGNAL,
+ TPL_NOTIFY,
+ UndiNotifyVirtual,
+ NULL,
+ &gEfiEventVirtualAddressChangeGuid,
+ &Event
+ );
+ ASSERT_EFI_ERROR (Status);
+
+ return Status;
+}
diff --git a/OptionRomPkg/UndiRuntimeDxe/Undi32.h b/OptionRomPkg/UndiRuntimeDxe/Undi32.h new file mode 100644 index 0000000000..fc6e3525ce --- /dev/null +++ b/OptionRomPkg/UndiRuntimeDxe/Undi32.h @@ -0,0 +1,361 @@ +/** @file
+ EFI internal structures for the EFI UNDI driver.
+
+Copyright (c) 2006 - 2007, Intel Corporation.
+All rights reserved. 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.
+
+**/
+
+#ifndef _UNDI_32_H_
+#define _UNDI_32_H_
+
+#include <Uefi.h>
+
+#include <Guid/EventGroup.h>
+#include <Protocol/PciIo.h>
+#include <Protocol/NetworkInterfaceIdentifier.h>
+#include <Protocol/DevicePath.h>
+
+#include <Library/UefiDriverEntryPoint.h>
+#include <Library/UefiRuntimeLib.h>
+#include <Library/DebugLib.h>
+#include <Library/BaseMemoryLib.h>
+#include <Library/UefiBootServicesTableLib.h>
+#include <Library/UefiLib.h>
+#include <Library/BaseLib.h>
+#include <Library/DevicePathLib.h>
+
+#include <IndustryStandard/Pci.h>
+
+
+#include "E100b.h"
+
+#define MAX_NIC_INTERFACES 16
+
+#define EFI_NETWORK_INTERFACE_IDENTIFIER_PROTOCOL_REVISION_31 0x00010001
+#define PXE_ROMID_MINORVER_31 0x10
+#define PXE_STATFLAGS_DB_WRITE_TRUNCATED 0x2000
+
+//
+// UNDI_CALL_TABLE.state can have the following values
+//
+#define DONT_CHECK -1
+#define ANY_STATE -1
+#define MUST_BE_STARTED 1
+#define MUST_BE_INITIALIZED 2
+
+#define UNDI_DEV_SIGNATURE SIGNATURE_32('u','n','d','i')
+#define UNDI_DEV_FROM_THIS(a) CR(a, UNDI32_DEV, NIIProtocol_31, UNDI_DEV_SIGNATURE)
+#define UNDI_DEV_FROM_NIC(a) CR(a, UNDI32_DEV, NicInfo, UNDI_DEV_SIGNATURE)
+
+typedef struct {
+ UINTN Signature;
+ EFI_NETWORK_INTERFACE_IDENTIFIER_PROTOCOL NIIProtocol_31;
+ EFI_HANDLE DeviceHandle;
+ EFI_DEVICE_PATH_PROTOCOL *Undi32BaseDevPath;
+ EFI_DEVICE_PATH_PROTOCOL *Undi32DevPath;
+ NIC_DATA_INSTANCE NicInfo;
+} UNDI32_DEV;
+
+typedef struct {
+ UINT16 cpbsize;
+ UINT16 dbsize;
+ UINT16 opflags;
+ UINT16 state;
+ VOID (*api_ptr)();
+} UNDI_CALL_TABLE;
+
+typedef struct {
+ EFI_NETWORK_INTERFACE_IDENTIFIER_PROTOCOL *InterfacePointer;
+ EFI_DEVICE_PATH_PROTOCOL *DevicePathPointer;
+} NII_ENTRY;
+
+typedef struct NII_CONFIG_ENTRY {
+ UINT32 NumEntries;
+ UINT32 Reserved; // padding for alignment
+ struct NII_CONFIG_ENTRY *NextLink;
+ NII_ENTRY NiiEntry[1];
+} NII_TABLE;
+
+typedef VOID (*ptr)(VOID);
+typedef VOID (*bsptr_30)(UINTN);
+typedef VOID (*virtphys_30)(UINT64, UINT64);
+typedef VOID (*block_30)(UINT32);
+typedef VOID (*mem_io_30)(UINT8, UINT8, UINT64, UINT64);
+
+typedef VOID (*bsptr)(UINT64, UINTN);
+typedef VOID (*virtphys)(UINT64, UINT64, UINT64);
+typedef VOID (*block)(UINT64, UINT32);
+typedef VOID (*mem_io)(UINT64, UINT8, UINT8, UINT64, UINT64);
+
+typedef VOID (*map_mem)(UINT64, UINT64, UINT32, UINT32, UINT64);
+typedef VOID (*unmap_mem)(UINT64, UINT64, UINT32, UINT32, UINT64);
+typedef VOID (*sync_mem)(UINT64, UINT64, UINT32, UINT32, UINT64);
+
+extern UNDI_CALL_TABLE api_table[];
+extern PXE_SW_UNDI *pxe_31; // !pxe structure for 3.1 drivers
+extern UNDI32_DEV *UNDI32DeviceList[MAX_NIC_INTERFACES];
+
+//
+// functions defined in e100b.c
+//
+UINT8 InByte (NIC_DATA_INSTANCE *AdapterInfo, UINT32 Port);
+UINT16 InWord (NIC_DATA_INSTANCE *AdapterInfo, UINT32 Port);
+UINT32 InLong (NIC_DATA_INSTANCE *AdapterInfo, UINT32 Port);
+VOID OutByte (NIC_DATA_INSTANCE *AdapterInfo, UINT8 Data, UINT32 Port);
+VOID OutWord (NIC_DATA_INSTANCE *AdapterInfo, UINT16 Data, UINT32 Port);
+VOID OutLong (NIC_DATA_INSTANCE *AdapterInfo, UINT32 Data, UINT32 Port);
+
+UINTN E100bInit (NIC_DATA_INSTANCE *AdapterInfo);
+UINTN E100bReset (NIC_DATA_INSTANCE *AdapterInfo, INT32 OpFlags);
+UINTN E100bShutdown (NIC_DATA_INSTANCE *AdapterInfo);
+UINTN E100bTransmit (NIC_DATA_INSTANCE *AdapterInfo, UINT64 cpb, UINT16 opflags);
+UINTN E100bReceive (NIC_DATA_INSTANCE *AdapterInfo, UINT64 cpb, UINT64 db);
+UINTN E100bSetfilter (NIC_DATA_INSTANCE *AdapterInfo, UINT16 New_filter,
+ UINT64 cpb, UINT32 cpbsize);
+UINTN E100bStatistics(NIC_DATA_INSTANCE *AdapterInfo, UINT64 db, UINT16 dbsize);
+UINT8 E100bSetupIAAddr (NIC_DATA_INSTANCE *AdapterInfo);
+UINT8 E100bSetInterruptState (NIC_DATA_INSTANCE *AdapterInfo);
+
+UINT8 E100bGetEepromAddrLen (NIC_DATA_INSTANCE *AdapterInfo);
+UINT16 E100bReadEeprom (NIC_DATA_INSTANCE *AdapterInfo, INT32 Location, UINT8 address_len);
+INT16 E100bReadEepromAndStationAddress (NIC_DATA_INSTANCE *AdapterInfo);
+
+UINT16 next(UINT16);
+UINT8 SetupCBlink (NIC_DATA_INSTANCE *AdapterInfo);
+VOID SetFreeCB (NIC_DATA_INSTANCE *AdapterInfo,TxCB *);
+TxCB *GetFreeCB (NIC_DATA_INSTANCE *AdapterInfo);
+UINT16 CheckCBList (NIC_DATA_INSTANCE *AdapterInfo);
+
+UINT8 SelectiveReset (NIC_DATA_INSTANCE *AdapterInfo);
+UINT16 InitializeChip (NIC_DATA_INSTANCE *AdapterInfo);
+UINT8 SetupReceiveQueues (NIC_DATA_INSTANCE *AdapterInfo);
+VOID Recycle_RFD (NIC_DATA_INSTANCE *AdapterInfo, UINT16);
+VOID XmitWaitForCompletion (NIC_DATA_INSTANCE *AdapterInfo);
+INT8 CommandWaitForCompletion (TxCB *cmd_ptr, NIC_DATA_INSTANCE *AdapterInfo);
+
+BOOLEAN PhyDetect (NIC_DATA_INSTANCE *AdapterInfo);
+VOID PhyReset (NIC_DATA_INSTANCE *AdapterInfo);
+VOID
+MdiWrite (
+ IN NIC_DATA_INSTANCE *AdapterInfo,
+ IN UINT8 RegAddress,
+ IN UINT8 PhyAddress,
+ IN UINT16 DataValue
+ );
+
+VOID
+MdiRead(
+ IN NIC_DATA_INSTANCE *AdapterInfo,
+ IN UINT8 RegAddress,
+ IN UINT8 PhyAddress,
+ IN OUT UINT16 *DataValue
+ );
+
+BOOLEAN SetupPhy (NIC_DATA_INSTANCE *AdapterInfo);
+VOID FindPhySpeedAndDpx (NIC_DATA_INSTANCE *AdapterInfo, UINT32 PhyId);
+
+
+
+//
+// functions defined in init.c
+//
+EFI_STATUS
+InstallConfigTable (
+ IN VOID
+ );
+
+EFI_STATUS
+EFIAPI
+InitializeUNDIDriver (
+ IN EFI_HANDLE ImageHandle,
+ IN EFI_SYSTEM_TABLE *SystemTable
+ );
+
+VOID
+UNDI_notify_virtual (
+ EFI_EVENT event,
+ VOID *context
+ );
+
+VOID
+EFIAPI
+UndiNotifyExitBs (
+ EFI_EVENT Event,
+ VOID *Context
+ );
+
+EFI_STATUS
+EFIAPI
+UndiDriverSupported (
+ IN EFI_DRIVER_BINDING_PROTOCOL *This,
+ IN EFI_HANDLE Controller,
+ IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
+ );
+
+EFI_STATUS
+EFIAPI
+UndiDriverStart (
+ IN EFI_DRIVER_BINDING_PROTOCOL *This,
+ IN EFI_HANDLE Controller,
+ IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
+ );
+
+EFI_STATUS
+EFIAPI
+UndiDriverStop (
+ IN EFI_DRIVER_BINDING_PROTOCOL *This,
+ IN EFI_HANDLE Controller,
+ IN UINTN NumberOfChildren,
+ IN EFI_HANDLE *ChildHandleBuffer
+ );
+
+EFI_STATUS
+AppendMac2DevPath (
+ IN OUT EFI_DEVICE_PATH_PROTOCOL **DevPtr,
+ IN EFI_DEVICE_PATH_PROTOCOL *BaseDevPtr,
+ IN NIC_DATA_INSTANCE *AdapterInfo
+ );
+
+VOID
+TmpDelay (
+ IN UINT64 UnqId,
+ IN UINTN MicroSeconds
+ );
+
+VOID
+TmpMemIo (
+ IN UINT64 UnqId,
+ IN UINT8 ReadWrite,
+ IN UINT8 Len,
+ IN UINT64 Port,
+ IN UINT64 BufAddr
+ );
+
+//
+// functions defined in decode.c
+//
+VOID
+UNDI_GetState (
+ IN PXE_CDB *CdbPtr,
+ IN NIC_DATA_INSTANCE *AdapterInfo
+ );
+
+VOID
+UNDI_Start (
+ IN PXE_CDB *CdbPtr,
+ IN NIC_DATA_INSTANCE *AdapterInfo
+ );
+
+VOID
+UNDI_Stop (
+ IN PXE_CDB *CdbPtr,
+ IN NIC_DATA_INSTANCE *AdapterInfo
+ );
+
+VOID
+UNDI_GetInitInfo (
+ IN PXE_CDB *CdbPtr,
+ IN NIC_DATA_INSTANCE *AdapterInfo
+ );
+
+VOID
+UNDI_GetConfigInfo (
+ IN PXE_CDB *CdbPtr,
+ IN NIC_DATA_INSTANCE *AdapterInfo
+ );
+
+VOID
+UNDI_Initialize (
+ IN PXE_CDB *CdbPtr,
+ NIC_DATA_INSTANCE *AdapterInfo
+ );
+
+VOID
+UNDI_Reset (
+ IN PXE_CDB *CdbPtr,
+ IN NIC_DATA_INSTANCE *AdapterInfo
+ );
+
+VOID
+UNDI_Shutdown (
+ IN PXE_CDB *CdbPtr,
+ IN NIC_DATA_INSTANCE *AdapterInfo
+ );
+
+VOID
+UNDI_Interrupt (
+ IN PXE_CDB *CdbPtr,
+ IN NIC_DATA_INSTANCE *AdapterInfo
+ );
+
+VOID
+UNDI_RecFilter (
+ IN PXE_CDB *CdbPtr,
+ IN NIC_DATA_INSTANCE *AdapterInfo
+ );
+
+VOID
+UNDI_StnAddr (
+ IN PXE_CDB *CdbPtr,
+ IN NIC_DATA_INSTANCE *AdapterInfo
+ );
+
+VOID
+UNDI_Statistics (
+ IN PXE_CDB *CdbPtr,
+ IN NIC_DATA_INSTANCE *AdapterInfo
+ );
+
+VOID
+UNDI_ip2mac (
+ IN PXE_CDB *CdbPtr,
+ IN NIC_DATA_INSTANCE *AdapterInfo
+ );
+
+VOID
+UNDI_NVData (
+ IN PXE_CDB *CdbPtr,
+ IN NIC_DATA_INSTANCE *AdapterInfo
+ );
+
+VOID
+UNDI_Status (
+ IN PXE_CDB *CdbPtr,
+ IN NIC_DATA_INSTANCE *AdapterInfo
+ );
+
+VOID
+UNDI_FillHeader (
+ IN PXE_CDB *CdbPtr,
+ IN NIC_DATA_INSTANCE *AdapterInfo
+ );
+
+VOID
+UNDI_Transmit (
+ IN PXE_CDB *CdbPtr,
+ IN NIC_DATA_INSTANCE *AdapterInfo
+ );
+
+VOID
+UNDI_Receive (
+ IN PXE_CDB *CdbPtr,
+ IN NIC_DATA_INSTANCE *AdapterInfo
+ );
+
+VOID UNDI_APIEntry_new(UINT64);
+VOID UNDI_APIEntry_Common(UINT64);
+
+PXE_IPV4 convert_mcip(PXE_MAC_ADDR *);
+INT32 validate_mcip (PXE_MAC_ADDR *MCastAddr);
+
+VOID PxeStructInit (PXE_SW_UNDI *PxePtr);
+VOID PxeUpdate (NIC_DATA_INSTANCE *NicPtr, PXE_SW_UNDI *PxePtr);
+
+#endif
diff --git a/OptionRomPkg/UndiRuntimeDxe/UndiRuntimeDxe.inf b/OptionRomPkg/UndiRuntimeDxe/UndiRuntimeDxe.inf new file mode 100644 index 0000000000..2eee03efdf --- /dev/null +++ b/OptionRomPkg/UndiRuntimeDxe/UndiRuntimeDxe.inf @@ -0,0 +1,72 @@ +#/** @file
+# Component description file for Undi module.
+#
+# This module provides support for Universal Network Driver Interface
+# Copyright (c) 2006 - 2007, Intel Corporation
+#
+# All rights reserved. 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.
+#
+#
+#**/
+
+[Defines]
+ INF_VERSION = 0x00010005
+ BASE_NAME = UndiRuntimeDxe
+ FILE_GUID = A1f436EA-A127-4EF8-957C-8048606FF670
+ MODULE_TYPE = DXE_RUNTIME_DRIVER
+ VERSION_STRING = 1.0
+
+ ENTRY_POINT = InitializeUndi
+
+#
+# VALID_ARCHITECTURES = IA32 X64 IPF EBC
+#
+
+[Sources.common]
+ Undi32.h
+ E100b.h
+ E100b.c
+ Decode.c
+ Init.c
+
+
+[Packages]
+ MdePkg/MdePkg.dec
+
+
+[LibraryClasses]
+ UefiLib
+ UefiBootServicesTableLib
+ BaseMemoryLib
+ DebugLib
+ UefiRuntimeLib
+ UefiDriverEntryPoint
+ BaseLib
+
+[Protocols]
+ gEfiNetworkInterfaceIdentifierProtocolGuid_31
+ gEfiPciIoProtocolGuid
+ gEfiDevicePathProtocolGuid
+
+[Guids]
+ gEfiEventExitBootServicesGuid ## PRODUCES ## Event
+ gEfiEventVirtualAddressChangeGuid ## PRODUCES ## Event
+
+[Depex]
+ gEfiBdsArchProtocolGuid AND
+ gEfiCpuArchProtocolGuid AND
+ gEfiMetronomeArchProtocolGuid AND
+ gEfiMonotonicCounterArchProtocolGuid AND
+ gEfiRealTimeClockArchProtocolGuid AND
+ gEfiResetArchProtocolGuid AND
+ gEfiRuntimeArchProtocolGuid AND
+ gEfiSecurityArchProtocolGuid AND
+ gEfiTimerArchProtocolGuid AND
+ gEfiVariableWriteArchProtocolGuid AND
+ gEfiVariableArchProtocolGuid AND
+ gEfiWatchdogTimerArchProtocolGuid
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