+++ /dev/null
-/*++\r
-Copyright (c) 2006, Intel Corporation \r
-All rights reserved. This program and the accompanying materials \r
-are licensed and made available under the terms and conditions of the BSD License \r
-which accompanies this distribution. The full text of the license may be found at \r
-http://opensource.org/licenses/bsd-license.php \r
- \r
-THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r
-WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r
-\r
-Module name:\r
- station_address.c\r
-\r
-Abstract:\r
-\r
-Revision history:\r
- 2000-Feb-17 M(f)J Genesis.\r
---*/\r
-\r
-\r
-#include "Snp.h"\r
-\r
-EFI_STATUS\r
-pxe_get_stn_addr (\r
- SNP_DRIVER *snp\r
- )\r
-/*++\r
-\r
-Routine Description:\r
- this routine calls undi to read the MAC address of the NIC and updates the\r
- mode structure with the address.\r
-\r
-Arguments:\r
- snp - pointer to snp driver structure\r
-\r
-Returns:\r
- \r
---*/\r
-{\r
- PXE_DB_STATION_ADDRESS *db;\r
-\r
- db = snp->db;\r
- snp->cdb.OpCode = PXE_OPCODE_STATION_ADDRESS;\r
- snp->cdb.OpFlags = PXE_OPFLAGS_STATION_ADDRESS_READ;\r
-\r
- snp->cdb.CPBaddr = PXE_CPBADDR_NOT_USED;\r
- snp->cdb.CPBsize = PXE_CPBSIZE_NOT_USED;\r
-\r
- snp->cdb.DBsize = sizeof (PXE_DB_STATION_ADDRESS);\r
- snp->cdb.DBaddr = (UINT64) (UINTN) db;\r
-\r
- snp->cdb.StatCode = PXE_STATCODE_INITIALIZE;\r
- snp->cdb.StatFlags = PXE_STATFLAGS_INITIALIZE;\r
- snp->cdb.IFnum = snp->if_num;\r
- snp->cdb.Control = PXE_CONTROL_LAST_CDB_IN_LIST;\r
-\r
- //\r
- // Issue UNDI command and check result.\r
- //\r
- DEBUG ((EFI_D_NET, "\nsnp->undi.station_addr() "));\r
-\r
- (*snp->issue_undi32_command) ((UINT64) (UINTN) &snp->cdb);\r
-\r
- if (snp->cdb.StatCode != PXE_STATCODE_SUCCESS) {\r
- DEBUG (\r
- (EFI_D_ERROR,\r
- "\nsnp->undi.station_addr() %xh:%xh\n",\r
- snp->cdb.StatFlags,\r
- snp->cdb.StatCode)\r
- );\r
-\r
- return EFI_DEVICE_ERROR;\r
- }\r
- //\r
- // Set new station address in SNP->Mode structure and return success.\r
- //\r
- CopyMem (\r
- &(snp->mode.CurrentAddress),\r
- &db->StationAddr,\r
- snp->mode.HwAddressSize\r
- );\r
-\r
- CopyMem (\r
- &snp->mode.BroadcastAddress,\r
- &db->BroadcastAddr,\r
- snp->mode.HwAddressSize\r
- );\r
-\r
- CopyMem (\r
- &snp->mode.PermanentAddress,\r
- &db->PermanentAddr,\r
- snp->mode.HwAddressSize\r
- );\r
-\r
- return EFI_SUCCESS;\r
-}\r
-\r
-STATIC\r
-EFI_STATUS\r
-pxe_set_stn_addr (\r
- SNP_DRIVER *snp,\r
- EFI_MAC_ADDRESS *NewMacAddr\r
- )\r
-/*++\r
-\r
-Routine Description:\r
- this routine calls undi to set a new MAC address for the NIC,\r
-\r
-Arguments:\r
- snp - pointer to snp driver structure\r
- NewMacAddr - pointer to a mac address to be set for the nic, if this is NULL\r
- then this routine resets the mac address to the NIC's original\r
- address.\r
-\r
-Returns:\r
-\r
---*/\r
-{\r
- PXE_CPB_STATION_ADDRESS *cpb;\r
- PXE_DB_STATION_ADDRESS *db;\r
-\r
- cpb = snp->cpb;\r
- db = snp->db;\r
- snp->cdb.OpCode = PXE_OPCODE_STATION_ADDRESS;\r
-\r
- if (NewMacAddr == NULL) {\r
- snp->cdb.OpFlags = PXE_OPFLAGS_STATION_ADDRESS_RESET;\r
- snp->cdb.CPBsize = PXE_CPBSIZE_NOT_USED;\r
- snp->cdb.CPBaddr = PXE_CPBADDR_NOT_USED;\r
- } else {\r
- snp->cdb.OpFlags = PXE_OPFLAGS_STATION_ADDRESS_READ;\r
- //\r
- // even though the OPFLAGS are set to READ, supplying a new address\r
- // in the CPB will make undi change the mac address to the new one.\r
- //\r
- CopyMem (&cpb->StationAddr, NewMacAddr, snp->mode.HwAddressSize);\r
-\r
- snp->cdb.CPBsize = sizeof (PXE_CPB_STATION_ADDRESS);\r
- snp->cdb.CPBaddr = (UINT64) (UINTN) cpb;\r
- }\r
-\r
- snp->cdb.DBsize = sizeof (PXE_DB_STATION_ADDRESS);\r
- snp->cdb.DBaddr = (UINT64) (UINTN) db;\r
-\r
- snp->cdb.StatCode = PXE_STATCODE_INITIALIZE;\r
- snp->cdb.StatFlags = PXE_STATFLAGS_INITIALIZE;\r
- snp->cdb.IFnum = snp->if_num;\r
- snp->cdb.Control = PXE_CONTROL_LAST_CDB_IN_LIST;\r
-\r
- //\r
- // Issue UNDI command and check result.\r
- //\r
- DEBUG ((EFI_D_NET, "\nsnp->undi.station_addr() "));\r
-\r
- (*snp->issue_undi32_command) ((UINT64) (UINTN) &snp->cdb);\r
-\r
- if (snp->cdb.StatCode != PXE_STATCODE_SUCCESS) {\r
- DEBUG (\r
- (EFI_D_ERROR,\r
- "\nsnp->undi.station_addr() %xh:%xh\n",\r
- snp->cdb.StatFlags,\r
- snp->cdb.StatCode)\r
- );\r
-\r
- //\r
- // UNDI command failed. Return UNDI status to caller.\r
- //\r
- return EFI_DEVICE_ERROR;\r
- }\r
- //\r
- // read the changed address and save it in SNP->Mode structure\r
- //\r
- pxe_get_stn_addr (snp);\r
-\r
- return EFI_SUCCESS;\r
-}\r
-\r
-EFI_STATUS\r
-EFIAPI\r
-snp_undi32_station_address (\r
- IN EFI_SIMPLE_NETWORK_PROTOCOL * this,\r
- IN BOOLEAN ResetFlag,\r
- IN EFI_MAC_ADDRESS * NewMacAddr OPTIONAL\r
- )\r
-/*++\r
-\r
-Routine Description:\r
- This is the SNP interface routine for changing the NIC's mac address.\r
- This routine basically retrieves snp structure, checks the SNP state and\r
- calls the above routines to actually do the work\r
-\r
-Arguments:\r
- this - context pointer\r
- NewMacAddr - pointer to a mac address to be set for the nic, if this is NULL\r
- then this routine resets the mac address to the NIC's original\r
- address.\r
- ResetFlag - If true, the mac address will change to NIC's original address\r
-\r
-Returns:\r
-\r
---*/\r
-{\r
- SNP_DRIVER *snp;\r
- EFI_STATUS Status;\r
-\r
- //\r
- // Get pointer to SNP driver instance for *this.\r
- //\r
- if (this == NULL) {\r
- return EFI_INVALID_PARAMETER;\r
- }\r
-\r
- snp = EFI_SIMPLE_NETWORK_DEV_FROM_THIS (this);\r
-\r
- if (snp == NULL) {\r
- return EFI_DEVICE_ERROR;\r
- }\r
- //\r
- // Return error if the SNP is not initialized.\r
- //\r
- switch (snp->mode.State) {\r
- case EfiSimpleNetworkInitialized:\r
- break;\r
-\r
- case EfiSimpleNetworkStopped:\r
- return EFI_NOT_STARTED;\r
-\r
- case EfiSimpleNetworkStarted:\r
- return EFI_DEVICE_ERROR;\r
-\r
- default:\r
- return EFI_DEVICE_ERROR;\r
- }\r
- //\r
- // Check for invalid parameter combinations.\r
- //\r
- if (!ResetFlag && NewMacAddr == NULL) {\r
- return EFI_INVALID_PARAMETER;\r
- }\r
-\r
- if (ResetFlag) {\r
- Status = pxe_set_stn_addr (snp, NULL);\r
- } else {\r
- Status = pxe_set_stn_addr (snp, NewMacAddr);\r
-\r
- }\r
-\r
- return Status;\r
-}\r
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