+++ /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
- stop.c\r
-\r
-Abstract:\r
-\r
-Revision history:\r
- 2000-Feb-09 M(f)J Genesis.\r
---*/\r
-\r
-\r
-#include "Snp.h"\r
-\r
-EFI_STATUS\r
-pxe_stop (\r
- SNP_DRIVER *snp\r
- )\r
-/*++\r
-\r
-Routine Description:\r
- this routine calls undi to stop the interface and changes the snp state\r
-\r
-Arguments:\r
- snp - pointer to snp driver structure\r
-\r
-Returns:\r
-\r
---*/\r
-{\r
- snp->cdb.OpCode = PXE_OPCODE_STOP;\r
- snp->cdb.OpFlags = PXE_OPFLAGS_NOT_USED;\r
- snp->cdb.CPBsize = PXE_CPBSIZE_NOT_USED;\r
- snp->cdb.DBsize = PXE_DBSIZE_NOT_USED;\r
- snp->cdb.CPBaddr = PXE_CPBADDR_NOT_USED;\r
- snp->cdb.DBaddr = PXE_DBADDR_NOT_USED;\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\r
- //\r
- DEBUG ((EFI_D_NET, "\nsnp->undi.stop() "));\r
-\r
- (*snp->issue_undi32_command) ((UINT64) (UINTN) &snp->cdb);\r
-\r
- if (snp->cdb.StatCode != PXE_STATCODE_SUCCESS) {\r
- DEBUG (\r
- (EFI_D_WARN,\r
- "\nsnp->undi.stop() %xh:%xh\n",\r
- snp->cdb.StatCode,\r
- snp->cdb.StatFlags)\r
- );\r
-\r
- return EFI_DEVICE_ERROR;\r
- }\r
- //\r
- // Set simple network state to Started and return success.\r
- //\r
- snp->mode.State = EfiSimpleNetworkStopped;\r
- return EFI_SUCCESS;\r
-}\r
-\r
-EFI_STATUS\r
-EFIAPI\r
-snp_undi32_stop (\r
- IN EFI_SIMPLE_NETWORK_PROTOCOL *this\r
- )\r
-/*++\r
-\r
-Routine Description:\r
- This is the SNP interface routine for stopping the interface.\r
- This routine basically retrieves snp structure, checks the SNP state and\r
- calls the pxe_stop routine to actually stop the undi interface\r
-\r
-Arguments:\r
- this - context pointer\r
-\r
-Returns:\r
-\r
---*/\r
-{\r
- SNP_DRIVER *snp;\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
- switch (snp->mode.State) {\r
- case EfiSimpleNetworkStarted:\r
- break;\r
-\r
- case EfiSimpleNetworkStopped:\r
- return EFI_NOT_STARTED;\r
-\r
- case EfiSimpleNetworkInitialized:\r
- return EFI_DEVICE_ERROR;\r
-\r
- default:\r
- return EFI_DEVICE_ERROR;\r
- }\r
-\r
- return pxe_stop (snp);\r
-}\r