vanjeff | 51ebae6 | 2009-07-03 14:35:24 +0000 | [diff] [blame] | 1 | /** @file
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| 2 | Provides the basic UNID functions.
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| 3 |
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Qian Ouyang | 61f2ab9 | 2013-08-20 02:22:00 +0000 | [diff] [blame] | 4 | Copyright (c) 2006 - 2013, Intel Corporation. All rights reserved.<BR>
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hhtian | ac1ca10 | 2010-04-24 12:03:22 +0000 | [diff] [blame] | 5 | This program and the accompanying materials
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vanjeff | 51ebae6 | 2009-07-03 14:35:24 +0000 | [diff] [blame] | 6 | are licensed and made available under the terms and conditions of the BSD License
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| 7 | which accompanies this distribution. The full text of the license may be found at
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| 8 | http://opensource.org/licenses/bsd-license.php
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| 9 |
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| 10 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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| 11 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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| 12 |
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| 13 | **/
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| 14 |
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| 15 | #include "Undi32.h"
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| 16 |
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| 17 | //
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| 18 | // Global variables defined in this file
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| 19 | //
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| 20 | UNDI_CALL_TABLE api_table[PXE_OPCODE_LAST_VALID+1] = { \
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| 21 | {PXE_CPBSIZE_NOT_USED,PXE_DBSIZE_NOT_USED,0, (UINT16)(ANY_STATE),UNDI_GetState },\
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| 22 | {(UINT16)(DONT_CHECK),PXE_DBSIZE_NOT_USED,0,(UINT16)(ANY_STATE),UNDI_Start },\
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| 23 | {PXE_CPBSIZE_NOT_USED,PXE_DBSIZE_NOT_USED,0,MUST_BE_STARTED,UNDI_Stop },\
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| 24 | {PXE_CPBSIZE_NOT_USED,sizeof(PXE_DB_GET_INIT_INFO),0,MUST_BE_STARTED, UNDI_GetInitInfo },\
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| 25 | {PXE_CPBSIZE_NOT_USED,sizeof(PXE_DB_GET_CONFIG_INFO),0,MUST_BE_STARTED, UNDI_GetConfigInfo },\
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| 26 | {sizeof(PXE_CPB_INITIALIZE),(UINT16)(DONT_CHECK),(UINT16)(DONT_CHECK),MUST_BE_STARTED,UNDI_Initialize },\
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| 27 | {PXE_CPBSIZE_NOT_USED,PXE_DBSIZE_NOT_USED,(UINT16)(DONT_CHECK), MUST_BE_INITIALIZED,UNDI_Reset },\
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| 28 | {PXE_CPBSIZE_NOT_USED,PXE_DBSIZE_NOT_USED,0, MUST_BE_INITIALIZED,UNDI_Shutdown },\
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| 29 | {PXE_CPBSIZE_NOT_USED,PXE_DBSIZE_NOT_USED,(UINT16)(DONT_CHECK), MUST_BE_INITIALIZED,UNDI_Interrupt },\
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| 30 | {(UINT16)(DONT_CHECK),(UINT16)(DONT_CHECK),(UINT16)(DONT_CHECK), MUST_BE_INITIALIZED, UNDI_RecFilter },\
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| 31 | {(UINT16)(DONT_CHECK),(UINT16)(DONT_CHECK),(UINT16)(DONT_CHECK), MUST_BE_INITIALIZED, UNDI_StnAddr },\
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| 32 | {PXE_CPBSIZE_NOT_USED, (UINT16)(DONT_CHECK), (UINT16)(DONT_CHECK), MUST_BE_INITIALIZED, UNDI_Statistics },\
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| 33 | {sizeof(PXE_CPB_MCAST_IP_TO_MAC),sizeof(PXE_DB_MCAST_IP_TO_MAC), (UINT16)(DONT_CHECK),MUST_BE_INITIALIZED, UNDI_ip2mac },\
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| 34 | {(UINT16)(DONT_CHECK),(UINT16)(DONT_CHECK),(UINT16)(DONT_CHECK), MUST_BE_INITIALIZED, UNDI_NVData },\
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| 35 | {PXE_CPBSIZE_NOT_USED,(UINT16)(DONT_CHECK),(UINT16)(DONT_CHECK), MUST_BE_INITIALIZED, UNDI_Status },\
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| 36 | {(UINT16)(DONT_CHECK),PXE_DBSIZE_NOT_USED,(UINT16)(DONT_CHECK), MUST_BE_INITIALIZED, UNDI_FillHeader },\
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| 37 | {(UINT16)(DONT_CHECK),PXE_DBSIZE_NOT_USED,(UINT16)(DONT_CHECK), MUST_BE_INITIALIZED, UNDI_Transmit },\
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| 38 | {sizeof(PXE_CPB_RECEIVE),sizeof(PXE_DB_RECEIVE),0,MUST_BE_INITIALIZED, UNDI_Receive } \
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| 39 | };
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| 40 |
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| 41 | //
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| 42 | // end of global variables
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| 43 | //
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| 44 |
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| 45 |
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| 46 | /**
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| 47 | This routine determines the operational state of the UNDI. It updates the state flags in the
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| 48 | Command Descriptor Block based on information derived from the AdapterInfo instance data.
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| 49 | To ensure the command has completed successfully, CdbPtr->StatCode will contain the result of
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| 50 | the command execution.
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| 51 | The CdbPtr->StatFlags will contain a STOPPED, STARTED, or INITIALIZED state once the command
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| 52 | has successfully completed.
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| 53 | Keep in mind the AdapterInfo->State is the active state of the adapter (based on software
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| 54 | interrogation), and the CdbPtr->StateFlags is the passed back information that is reflected
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| 55 | to the caller of the UNDI API.
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| 56 |
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| 57 | @param CdbPtr Pointer to the command descriptor block.
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| 58 | @param AdapterInfo Pointer to the NIC data structure information which
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| 59 | the UNDI driver is layering on..
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| 60 |
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| 61 | @return None
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| 62 |
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| 63 | **/
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| 64 | VOID
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| 65 | UNDI_GetState (
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| 66 | IN PXE_CDB *CdbPtr,
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| 67 | IN NIC_DATA_INSTANCE *AdapterInfo
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| 68 | )
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| 69 | {
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| 70 | CdbPtr->StatFlags = (PXE_STATFLAGS) (CdbPtr->StatFlags | AdapterInfo->State);
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| 71 | return ;
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| 72 | }
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| 73 |
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| 74 |
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| 75 | /**
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| 76 | This routine is used to change the operational state of the UNDI from stopped to started.
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| 77 | It will do this as long as the adapter's state is PXE_STATFLAGS_GET_STATE_STOPPED, otherwise
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| 78 | the CdbPtr->StatFlags will reflect a command failure, and the CdbPtr->StatCode will reflect the
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| 79 | UNDI as having already been started.
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| 80 | This routine is modified to reflect the undi 1.1 specification changes. The
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| 81 | changes in the spec are mainly in the callback routines, the new spec adds
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| 82 | 3 more callbacks and a unique id.
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| 83 | Since this UNDI supports both old and new undi specifications,
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| 84 | The NIC's data structure is filled in with the callback routines (depending
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| 85 | on the version) pointed to in the caller's CpbPtr. This seeds the Delay,
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| 86 | Virt2Phys, Block, and Mem_IO for old and new versions and Map_Mem, UnMap_Mem
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| 87 | and Sync_Mem routines and a unique id variable for the new version.
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| 88 | This is the function which an external entity (SNP, O/S, etc) would call
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| 89 | to provide it's I/O abstraction to the UNDI.
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| 90 | It's final action is to change the AdapterInfo->State to PXE_STATFLAGS_GET_STATE_STARTED.
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| 91 |
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| 92 | @param CdbPtr Pointer to the command descriptor block.
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| 93 | @param AdapterInfo Pointer to the NIC data structure information which
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| 94 | the UNDI driver is layering on..
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| 95 |
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| 96 | @return None
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| 97 |
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| 98 | **/
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| 99 | VOID
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| 100 | UNDI_Start (
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| 101 | IN PXE_CDB *CdbPtr,
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| 102 | IN NIC_DATA_INSTANCE *AdapterInfo
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| 103 | )
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| 104 | {
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| 105 | PXE_CPB_START_30 *CpbPtr;
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| 106 | PXE_CPB_START_31 *CpbPtr_31;
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| 107 |
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| 108 | //
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| 109 | // check if it is already started.
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| 110 | //
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| 111 | if (AdapterInfo->State != PXE_STATFLAGS_GET_STATE_STOPPED) {
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| 112 | CdbPtr->StatFlags = PXE_STATFLAGS_COMMAND_FAILED;
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| 113 | CdbPtr->StatCode = PXE_STATCODE_ALREADY_STARTED;
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| 114 | return ;
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| 115 | }
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| 116 |
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| 117 | if (CdbPtr->CPBsize != sizeof(PXE_CPB_START_30) &&
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| 118 | CdbPtr->CPBsize != sizeof(PXE_CPB_START_31)) {
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| 119 |
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| 120 | CdbPtr->StatFlags = PXE_STATFLAGS_COMMAND_FAILED;
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| 121 | CdbPtr->StatCode = PXE_STATCODE_INVALID_CDB;
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| 122 | return ;
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| 123 | }
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| 124 |
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| 125 | CpbPtr = (PXE_CPB_START_30 *) (UINTN) (CdbPtr->CPBaddr);
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| 126 | CpbPtr_31 = (PXE_CPB_START_31 *) (UINTN) (CdbPtr->CPBaddr);
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| 127 |
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| 128 | if (AdapterInfo->VersionFlag == 0x30) {
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| 129 | AdapterInfo->Delay_30 = (bsptr_30) (UINTN) CpbPtr->Delay;
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| 130 | AdapterInfo->Virt2Phys_30 = (virtphys_30) (UINTN) CpbPtr->Virt2Phys;
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| 131 | AdapterInfo->Block_30 = (block_30) (UINTN) CpbPtr->Block;
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| 132 | //
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| 133 | // patch for old buggy 3.0 code:
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| 134 | // In EFI1.0 undi used to provide the full (absolute) I/O address to the
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| 135 | // i/o calls and SNP used to provide a callback that used GlobalIoFncs and
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| 136 | // everything worked fine! In EFI 1.1, UNDI is not using the full
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| 137 | // i/o or memory address to access the device, The base values for the i/o
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| 138 | // and memory address is abstracted by the device specific PciIoFncs and
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| 139 | // UNDI only uses the offset values. Since UNDI3.0 cannot provide any
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| 140 | // identification to SNP, SNP cannot use nic specific PciIoFncs callback!
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| 141 | //
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| 142 | // To fix this and make undi3.0 work with SNP in EFI1.1 we
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| 143 | // use a TmpMemIo function that is defined in init.c
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| 144 | // This breaks the runtime driver feature of undi, but what to do
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| 145 | // if we have to provide the 3.0 compatibility (including the 3.0 bugs)
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| 146 | //
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| 147 | // This TmpMemIo function also takes a UniqueId parameter
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| 148 | // (as in undi3.1 design) and so initialize the UniqueId as well here
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| 149 | // Note: AdapterInfo->Mem_Io_30 is just filled for consistency with other
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| 150 | // parameters but never used, we only use Mem_Io field in the In/Out routines
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| 151 | // inside e100b.c.
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| 152 | //
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| 153 | AdapterInfo->Mem_Io_30 = (mem_io_30) (UINTN) CpbPtr->Mem_IO;
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| 154 | AdapterInfo->Mem_Io = (mem_io) (UINTN) TmpMemIo;
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| 155 | AdapterInfo->Unique_ID = (UINT64) (UINTN) AdapterInfo;
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| 156 |
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| 157 | } else {
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| 158 | AdapterInfo->Delay = (bsptr) (UINTN) CpbPtr_31->Delay;
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| 159 | AdapterInfo->Virt2Phys = (virtphys) (UINTN) CpbPtr_31->Virt2Phys;
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| 160 | AdapterInfo->Block = (block) (UINTN) CpbPtr_31->Block;
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| 161 | AdapterInfo->Mem_Io = (mem_io) (UINTN) CpbPtr_31->Mem_IO;
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| 162 |
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| 163 | AdapterInfo->Map_Mem = (map_mem) (UINTN) CpbPtr_31->Map_Mem;
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| 164 | AdapterInfo->UnMap_Mem = (unmap_mem) (UINTN) CpbPtr_31->UnMap_Mem;
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| 165 | AdapterInfo->Sync_Mem = (sync_mem) (UINTN) CpbPtr_31->Sync_Mem;
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| 166 | AdapterInfo->Unique_ID = CpbPtr_31->Unique_ID;
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| 167 | }
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| 168 |
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| 169 | AdapterInfo->State = PXE_STATFLAGS_GET_STATE_STARTED;
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| 170 |
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| 171 | return ;
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| 172 | }
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| 173 |
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| 174 |
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| 175 | /**
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| 176 | This routine is used to change the operational state of the UNDI from started to stopped.
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| 177 | It will not do this if the adapter's state is PXE_STATFLAGS_GET_STATE_INITIALIZED, otherwise
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| 178 | the CdbPtr->StatFlags will reflect a command failure, and the CdbPtr->StatCode will reflect the
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| 179 | UNDI as having already not been shut down.
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| 180 | The NIC's data structure will have the Delay, Virt2Phys, and Block, pointers zero'd out..
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| 181 | It's final action is to change the AdapterInfo->State to PXE_STATFLAGS_GET_STATE_STOPPED.
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| 182 |
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| 183 | @param CdbPtr Pointer to the command descriptor block.
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| 184 | @param AdapterInfo Pointer to the NIC data structure information which
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| 185 | the UNDI driver is layering on..
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| 186 |
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| 187 | @return None
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| 188 |
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| 189 | **/
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| 190 | VOID
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| 191 | UNDI_Stop (
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| 192 | IN PXE_CDB *CdbPtr,
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| 193 | IN NIC_DATA_INSTANCE *AdapterInfo
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| 194 | )
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| 195 | {
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| 196 | if (AdapterInfo->State == PXE_STATFLAGS_GET_STATE_INITIALIZED) {
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| 197 | CdbPtr->StatFlags = PXE_STATFLAGS_COMMAND_FAILED;
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| 198 | CdbPtr->StatCode = PXE_STATCODE_NOT_SHUTDOWN;
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| 199 | return ;
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| 200 | }
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| 201 |
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| 202 | AdapterInfo->Delay_30 = 0;
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| 203 | AdapterInfo->Virt2Phys_30 = 0;
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| 204 | AdapterInfo->Block_30 = 0;
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| 205 |
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| 206 | AdapterInfo->Delay = 0;
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| 207 | AdapterInfo->Virt2Phys = 0;
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| 208 | AdapterInfo->Block = 0;
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| 209 |
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| 210 | AdapterInfo->Map_Mem = 0;
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| 211 | AdapterInfo->UnMap_Mem = 0;
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| 212 | AdapterInfo->Sync_Mem = 0;
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| 213 |
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| 214 | AdapterInfo->State = PXE_STATFLAGS_GET_STATE_STOPPED;
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| 215 |
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| 216 | return ;
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| 217 | }
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| 218 |
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| 219 |
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| 220 | /**
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| 221 | This routine is used to retrieve the initialization information that is needed by drivers and
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| 222 | applications to initialize the UNDI. This will fill in data in the Data Block structure that is
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| 223 | pointed to by the caller's CdbPtr->DBaddr. The fields filled in are as follows:
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| 224 | MemoryRequired, FrameDataLen, LinkSpeeds[0-3], NvCount, NvWidth, MediaHeaderLen, HWaddrLen,
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| 225 | MCastFilterCnt, TxBufCnt, TxBufSize, RxBufCnt, RxBufSize, IFtype, Duplex, and LoopBack.
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| 226 | In addition, the CdbPtr->StatFlags ORs in that this NIC supports cable detection. (APRIORI knowledge)
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| 227 |
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| 228 | @param CdbPtr Pointer to the command descriptor block.
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| 229 | @param AdapterInfo Pointer to the NIC data structure information which
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| 230 | the UNDI driver is layering on..
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| 231 |
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| 232 | @return None
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| 233 |
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| 234 | **/
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| 235 | VOID
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| 236 | UNDI_GetInitInfo (
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| 237 | IN PXE_CDB *CdbPtr,
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| 238 | IN NIC_DATA_INSTANCE *AdapterInfo
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| 239 | )
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| 240 | {
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| 241 | PXE_DB_GET_INIT_INFO *DbPtr;
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| 242 |
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| 243 | DbPtr = (PXE_DB_GET_INIT_INFO *) (UINTN) (CdbPtr->DBaddr);
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| 244 |
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| 245 | DbPtr->MemoryRequired = MEMORY_NEEDED;
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| 246 | DbPtr->FrameDataLen = PXE_MAX_TXRX_UNIT_ETHER;
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| 247 | DbPtr->LinkSpeeds[0] = 10;
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| 248 | DbPtr->LinkSpeeds[1] = 100;
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| 249 | DbPtr->LinkSpeeds[2] = DbPtr->LinkSpeeds[3] = 0;
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| 250 | DbPtr->NvCount = MAX_EEPROM_LEN;
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| 251 | DbPtr->NvWidth = 4;
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| 252 | DbPtr->MediaHeaderLen = PXE_MAC_HEADER_LEN_ETHER;
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| 253 | DbPtr->HWaddrLen = PXE_HWADDR_LEN_ETHER;
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| 254 | DbPtr->MCastFilterCnt = MAX_MCAST_ADDRESS_CNT;
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| 255 |
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| 256 | DbPtr->TxBufCnt = TX_BUFFER_COUNT;
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ydong10 | 80448f6 | 2010-09-20 03:20:56 +0000 | [diff] [blame] | 257 | DbPtr->TxBufSize = (UINT16) sizeof (TxCB);
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vanjeff | 51ebae6 | 2009-07-03 14:35:24 +0000 | [diff] [blame] | 258 | DbPtr->RxBufCnt = RX_BUFFER_COUNT;
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ydong10 | 80448f6 | 2010-09-20 03:20:56 +0000 | [diff] [blame] | 259 | DbPtr->RxBufSize = (UINT16) sizeof (RxFD);
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vanjeff | 51ebae6 | 2009-07-03 14:35:24 +0000 | [diff] [blame] | 260 |
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| 261 | DbPtr->IFtype = PXE_IFTYPE_ETHERNET;
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| 262 | DbPtr->SupportedDuplexModes = PXE_DUPLEX_ENABLE_FULL_SUPPORTED |
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| 263 | PXE_DUPLEX_FORCE_FULL_SUPPORTED;
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| 264 | DbPtr->SupportedLoopBackModes = PXE_LOOPBACK_INTERNAL_SUPPORTED |
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| 265 | PXE_LOOPBACK_EXTERNAL_SUPPORTED;
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| 266 |
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xdu2 | 135ec2d | 2010-02-12 08:45:38 +0000 | [diff] [blame] | 267 | CdbPtr->StatFlags |= (PXE_STATFLAGS_CABLE_DETECT_SUPPORTED |
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| 268 | PXE_STATFLAGS_GET_STATUS_NO_MEDIA_SUPPORTED);
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vanjeff | 51ebae6 | 2009-07-03 14:35:24 +0000 | [diff] [blame] | 269 | return ;
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| 270 | }
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| 271 |
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| 272 |
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| 273 | /**
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| 274 | This routine is used to retrieve the configuration information about the NIC being controlled by
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| 275 | this driver. This will fill in data in the Data Block structure that is pointed to by the caller's CdbPtr->DBaddr.
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| 276 | The fields filled in are as follows:
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| 277 | DbPtr->pci.BusType, DbPtr->pci.Bus, DbPtr->pci.Device, and DbPtr->pci.
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| 278 | In addition, the DbPtr->pci.Config.Dword[0-63] grabs a copy of this NIC's PCI configuration space.
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| 279 |
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| 280 | @param CdbPtr Pointer to the command descriptor block.
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| 281 | @param AdapterInfo Pointer to the NIC data structure information which
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| 282 | the UNDI driver is layering on..
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| 283 |
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| 284 | @return None
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| 285 |
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| 286 | **/
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| 287 | VOID
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| 288 | UNDI_GetConfigInfo (
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| 289 | IN PXE_CDB *CdbPtr,
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| 290 | IN NIC_DATA_INSTANCE *AdapterInfo
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| 291 | )
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| 292 | {
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| 293 | UINT16 Index;
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| 294 | PXE_DB_GET_CONFIG_INFO *DbPtr;
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| 295 |
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| 296 | DbPtr = (PXE_DB_GET_CONFIG_INFO *) (UINTN) (CdbPtr->DBaddr);
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| 297 |
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| 298 | DbPtr->pci.BusType = PXE_BUSTYPE_PCI;
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| 299 | DbPtr->pci.Bus = AdapterInfo->Bus;
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| 300 | DbPtr->pci.Device = AdapterInfo->Device;
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| 301 | DbPtr->pci.Function = AdapterInfo->Function;
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| 302 |
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| 303 | for (Index = 0; Index < MAX_PCI_CONFIG_LEN; Index++) {
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| 304 | DbPtr->pci.Config.Dword[Index] = AdapterInfo->Config[Index];
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| 305 | }
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| 306 |
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| 307 | return ;
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| 308 | }
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| 309 |
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| 310 |
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| 311 | /**
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| 312 | This routine resets the network adapter and initializes the UNDI using the parameters supplied in
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| 313 | the CPB. This command must be issued before the network adapter can be setup to transmit and
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| 314 | receive packets.
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| 315 | Once the memory requirements of the UNDI are obtained by using the GetInitInfo command, a block
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| 316 | of non-swappable memory may need to be allocated. The address of this memory must be passed to
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| 317 | UNDI during the Initialize in the CPB. This memory is used primarily for transmit and receive buffers.
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| 318 | The fields CableDetect, LinkSpeed, Duplex, LoopBack, MemoryPtr, and MemoryLength are set with information
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| 319 | that was passed in the CPB and the NIC is initialized.
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| 320 | If the NIC initialization fails, the CdbPtr->StatFlags are updated with PXE_STATFLAGS_COMMAND_FAILED
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| 321 | Otherwise, AdapterInfo->State is updated with PXE_STATFLAGS_GET_STATE_INITIALIZED showing the state of
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| 322 | the UNDI is now initialized.
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| 323 |
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| 324 | @param CdbPtr Pointer to the command descriptor block.
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| 325 | @param AdapterInfo Pointer to the NIC data structure information which
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| 326 | the UNDI driver is layering on..
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| 327 |
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| 328 | @return None
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| 329 |
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| 330 | **/
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| 331 | VOID
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| 332 | UNDI_Initialize (
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| 333 | IN PXE_CDB *CdbPtr,
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| 334 | NIC_DATA_INSTANCE *AdapterInfo
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| 335 | )
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| 336 | {
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| 337 | PXE_CPB_INITIALIZE *CpbPtr;
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| 338 |
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| 339 | if ((CdbPtr->OpFlags != PXE_OPFLAGS_INITIALIZE_DETECT_CABLE) &&
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| 340 | (CdbPtr->OpFlags != PXE_OPFLAGS_INITIALIZE_DO_NOT_DETECT_CABLE)) {
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| 341 | CdbPtr->StatFlags = PXE_STATFLAGS_COMMAND_FAILED;
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| 342 | CdbPtr->StatCode = PXE_STATCODE_INVALID_CDB;
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| 343 | return ;
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| 344 | }
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| 345 |
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| 346 | //
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| 347 | // check if it is already initialized
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| 348 | //
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| 349 | if (AdapterInfo->State == PXE_STATFLAGS_GET_STATE_INITIALIZED) {
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| 350 | CdbPtr->StatFlags = PXE_STATFLAGS_COMMAND_FAILED;
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| 351 | CdbPtr->StatCode = PXE_STATCODE_ALREADY_INITIALIZED;
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| 352 | return ;
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| 353 | }
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| 354 |
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| 355 | CpbPtr = (PXE_CPB_INITIALIZE *) (UINTN) CdbPtr->CPBaddr;
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| 356 |
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| 357 | if (CpbPtr->MemoryLength < (UINT32) MEMORY_NEEDED) {
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| 358 | CdbPtr->StatFlags = PXE_STATFLAGS_COMMAND_FAILED;
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| 359 | CdbPtr->StatCode = PXE_STATCODE_INVALID_CPB;
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| 360 | return ;
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| 361 | }
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| 362 |
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| 363 | //
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| 364 | // default behaviour is to detect the cable, if the 3rd param is 1,
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| 365 | // do not do that
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| 366 | //
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| 367 | AdapterInfo->CableDetect = (UINT8) ((CdbPtr->OpFlags == (UINT16) PXE_OPFLAGS_INITIALIZE_DO_NOT_DETECT_CABLE) ? (UINT8) 0 : (UINT8) 1);
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| 368 | AdapterInfo->LinkSpeedReq = (UINT16) CpbPtr->LinkSpeed;
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| 369 | AdapterInfo->DuplexReq = CpbPtr->DuplexMode;
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| 370 | AdapterInfo->LoopBack = CpbPtr->LoopBackMode;
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| 371 | AdapterInfo->MemoryPtr = CpbPtr->MemoryAddr;
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| 372 | AdapterInfo->MemoryLength = CpbPtr->MemoryLength;
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| 373 |
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| 374 | CdbPtr->StatCode = (PXE_STATCODE) E100bInit (AdapterInfo);
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| 375 |
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| 376 | if (CdbPtr->StatCode != PXE_STATCODE_SUCCESS) {
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| 377 | CdbPtr->StatFlags = PXE_STATFLAGS_COMMAND_FAILED;
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| 378 | } else {
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| 379 | AdapterInfo->State = PXE_STATFLAGS_GET_STATE_INITIALIZED;
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| 380 | }
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| 381 |
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| 382 | return ;
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| 383 | }
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| 384 |
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| 385 |
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| 386 | /**
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| 387 | This routine resets the network adapter and initializes the UNDI using the parameters supplied in
|
| 388 | the CPB. The transmit and receive queues are emptied and any pending interrupts are cleared.
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| 389 | If the NIC reset fails, the CdbPtr->StatFlags are updated with PXE_STATFLAGS_COMMAND_FAILED
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| 390 |
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| 391 | @param CdbPtr Pointer to the command descriptor block.
|
| 392 | @param AdapterInfo Pointer to the NIC data structure information which
|
| 393 | the UNDI driver is layering on..
|
| 394 |
|
| 395 | @return None
|
| 396 |
|
| 397 | **/
|
| 398 | VOID
|
| 399 | UNDI_Reset (
|
| 400 | IN PXE_CDB *CdbPtr,
|
| 401 | IN NIC_DATA_INSTANCE *AdapterInfo
|
| 402 | )
|
| 403 | {
|
| 404 | if (CdbPtr->OpFlags != PXE_OPFLAGS_NOT_USED &&
|
| 405 | CdbPtr->OpFlags != PXE_OPFLAGS_RESET_DISABLE_INTERRUPTS &&
|
| 406 | CdbPtr->OpFlags != PXE_OPFLAGS_RESET_DISABLE_FILTERS ) {
|
| 407 |
|
| 408 | CdbPtr->StatFlags = PXE_STATFLAGS_COMMAND_FAILED;
|
| 409 | CdbPtr->StatCode = PXE_STATCODE_INVALID_CDB;
|
| 410 | return ;
|
| 411 | }
|
| 412 |
|
| 413 | CdbPtr->StatCode = (UINT16) E100bReset (AdapterInfo, CdbPtr->OpFlags);
|
| 414 |
|
| 415 | if (CdbPtr->StatCode != PXE_STATCODE_SUCCESS) {
|
| 416 | CdbPtr->StatFlags = PXE_STATFLAGS_COMMAND_FAILED;
|
| 417 | }
|
| 418 | }
|
| 419 |
|
| 420 |
|
| 421 | /**
|
| 422 | This routine resets the network adapter and leaves it in a safe state for another driver to
|
| 423 | initialize. Any pending transmits or receives are lost. Receive filters and external
|
| 424 | interrupt enables are disabled. Once the UNDI has been shutdown, it can then be stopped
|
| 425 | or initialized again.
|
| 426 | If the NIC reset fails, the CdbPtr->StatFlags are updated with PXE_STATFLAGS_COMMAND_FAILED
|
| 427 | Otherwise, AdapterInfo->State is updated with PXE_STATFLAGS_GET_STATE_STARTED showing the state of
|
| 428 | the NIC as being started.
|
| 429 |
|
| 430 | @param CdbPtr Pointer to the command descriptor block.
|
| 431 | @param AdapterInfo Pointer to the NIC data structure information which
|
| 432 | the UNDI driver is layering on..
|
| 433 |
|
| 434 | @return None
|
| 435 |
|
| 436 | **/
|
| 437 | VOID
|
| 438 | UNDI_Shutdown (
|
| 439 | IN PXE_CDB *CdbPtr,
|
| 440 | IN NIC_DATA_INSTANCE *AdapterInfo
|
| 441 | )
|
| 442 | {
|
| 443 | //
|
| 444 | // do the shutdown stuff here
|
| 445 | //
|
| 446 | CdbPtr->StatCode = (UINT16) E100bShutdown (AdapterInfo);
|
| 447 |
|
| 448 | if (CdbPtr->StatCode != PXE_STATCODE_SUCCESS) {
|
| 449 | CdbPtr->StatFlags = PXE_STATFLAGS_COMMAND_FAILED;
|
| 450 | } else {
|
| 451 | AdapterInfo->State = PXE_STATFLAGS_GET_STATE_STARTED;
|
| 452 | }
|
| 453 |
|
| 454 | return ;
|
| 455 | }
|
| 456 |
|
| 457 |
|
| 458 | /**
|
| 459 | This routine can be used to read and/or change the current external interrupt enable
|
| 460 | settings. Disabling an external interrupt enable prevents and external (hardware)
|
| 461 | interrupt from being signaled by the network device. Internally the interrupt events
|
| 462 | can still be polled by using the UNDI_GetState command.
|
| 463 | The resulting information on the interrupt state will be passed back in the CdbPtr->StatFlags.
|
| 464 |
|
| 465 | @param CdbPtr Pointer to the command descriptor block.
|
| 466 | @param AdapterInfo Pointer to the NIC data structure information which
|
| 467 | the UNDI driver is layering on..
|
| 468 |
|
| 469 | @return None
|
| 470 |
|
| 471 | **/
|
| 472 | VOID
|
| 473 | UNDI_Interrupt (
|
| 474 | IN PXE_CDB *CdbPtr,
|
| 475 | IN NIC_DATA_INSTANCE *AdapterInfo
|
| 476 | )
|
| 477 | {
|
| 478 | UINT8 IntMask;
|
| 479 |
|
| 480 | IntMask = (UINT8)(UINTN)(CdbPtr->OpFlags & (PXE_OPFLAGS_INTERRUPT_RECEIVE |
|
| 481 | PXE_OPFLAGS_INTERRUPT_TRANSMIT |
|
| 482 | PXE_OPFLAGS_INTERRUPT_COMMAND |
|
| 483 | PXE_OPFLAGS_INTERRUPT_SOFTWARE));
|
| 484 |
|
| 485 | switch (CdbPtr->OpFlags & PXE_OPFLAGS_INTERRUPT_OPMASK) {
|
| 486 | case PXE_OPFLAGS_INTERRUPT_READ:
|
| 487 | break;
|
| 488 |
|
| 489 | case PXE_OPFLAGS_INTERRUPT_ENABLE:
|
| 490 | if (IntMask == 0) {
|
| 491 | CdbPtr->StatFlags = PXE_STATFLAGS_COMMAND_FAILED;
|
| 492 | CdbPtr->StatCode = PXE_STATCODE_INVALID_CDB;
|
| 493 | return ;
|
| 494 | }
|
| 495 |
|
| 496 | AdapterInfo->int_mask = IntMask;
|
| 497 | E100bSetInterruptState (AdapterInfo);
|
| 498 | break;
|
| 499 |
|
| 500 | case PXE_OPFLAGS_INTERRUPT_DISABLE:
|
| 501 | if (IntMask != 0) {
|
| 502 | AdapterInfo->int_mask = (UINT16) (AdapterInfo->int_mask & ~(IntMask));
|
| 503 | E100bSetInterruptState (AdapterInfo);
|
| 504 | break;
|
| 505 | }
|
| 506 |
|
| 507 | //
|
| 508 | // else fall thru.
|
| 509 | //
|
| 510 | default:
|
| 511 | CdbPtr->StatFlags = PXE_STATFLAGS_COMMAND_FAILED;
|
| 512 | CdbPtr->StatCode = PXE_STATCODE_INVALID_CDB;
|
| 513 | return ;
|
| 514 | }
|
| 515 |
|
| 516 | if ((AdapterInfo->int_mask & PXE_OPFLAGS_INTERRUPT_RECEIVE) != 0) {
|
| 517 | CdbPtr->StatFlags |= PXE_STATFLAGS_INTERRUPT_RECEIVE;
|
| 518 |
|
| 519 | }
|
| 520 |
|
| 521 | if ((AdapterInfo->int_mask & PXE_OPFLAGS_INTERRUPT_TRANSMIT) != 0) {
|
| 522 | CdbPtr->StatFlags |= PXE_STATFLAGS_INTERRUPT_TRANSMIT;
|
| 523 |
|
| 524 | }
|
| 525 |
|
| 526 | if ((AdapterInfo->int_mask & PXE_OPFLAGS_INTERRUPT_COMMAND) != 0) {
|
| 527 | CdbPtr->StatFlags |= PXE_STATFLAGS_INTERRUPT_COMMAND;
|
| 528 |
|
| 529 | }
|
| 530 |
|
| 531 | return ;
|
| 532 | }
|
| 533 |
|
| 534 |
|
| 535 | /**
|
| 536 | This routine is used to read and change receive filters and, if supported, read
|
| 537 | and change multicast MAC address filter list.
|
| 538 |
|
| 539 | @param CdbPtr Pointer to the command descriptor block.
|
| 540 | @param AdapterInfo Pointer to the NIC data structure information which
|
| 541 | the UNDI driver is layering on..
|
| 542 |
|
| 543 | @return None
|
| 544 |
|
| 545 | **/
|
| 546 | VOID
|
| 547 | UNDI_RecFilter (
|
| 548 | IN PXE_CDB *CdbPtr,
|
| 549 | IN NIC_DATA_INSTANCE *AdapterInfo
|
| 550 | )
|
| 551 | {
|
| 552 | UINT16 NewFilter;
|
| 553 | UINT16 OpFlags;
|
| 554 | PXE_DB_RECEIVE_FILTERS *DbPtr;
|
| 555 | UINT8 *MacAddr;
|
| 556 | UINTN MacCount;
|
| 557 | UINT16 Index;
|
| 558 | UINT16 copy_len;
|
| 559 | UINT8 *ptr1;
|
| 560 | UINT8 *ptr2;
|
tye | cd41792 | 2009-12-14 08:14:08 +0000 | [diff] [blame] | 561 | BOOLEAN InvalidMacAddr;
|
| 562 |
|
vanjeff | 51ebae6 | 2009-07-03 14:35:24 +0000 | [diff] [blame] | 563 | OpFlags = CdbPtr->OpFlags;
|
| 564 | NewFilter = (UINT16) (OpFlags & 0x1F);
|
| 565 |
|
| 566 | switch (OpFlags & PXE_OPFLAGS_RECEIVE_FILTER_OPMASK) {
|
| 567 | case PXE_OPFLAGS_RECEIVE_FILTER_READ:
|
| 568 |
|
| 569 | //
|
| 570 | // not expecting a cpb, not expecting any filter bits
|
| 571 | //
|
| 572 | if ((NewFilter != 0) || (CdbPtr->CPBsize != 0)) {
|
| 573 | goto BadCdb;
|
| 574 |
|
| 575 | }
|
| 576 |
|
| 577 | if ((NewFilter & PXE_OPFLAGS_RECEIVE_FILTER_RESET_MCAST_LIST) == 0) {
|
| 578 | goto JustRead;
|
| 579 |
|
| 580 | }
|
| 581 |
|
| 582 | NewFilter = (UINT16) (NewFilter | AdapterInfo->Rx_Filter);
|
| 583 | //
|
| 584 | // all other flags are ignored except mcast_reset
|
| 585 | //
|
| 586 | break;
|
| 587 |
|
| 588 | case PXE_OPFLAGS_RECEIVE_FILTER_ENABLE:
|
| 589 | //
|
| 590 | // there should be atleast one other filter bit set.
|
| 591 | //
|
| 592 | if (NewFilter == 0) {
|
| 593 | //
|
| 594 | // nothing to enable
|
| 595 | //
|
| 596 | goto BadCdb;
|
| 597 | }
|
| 598 |
|
| 599 | if (CdbPtr->CPBsize != 0) {
|
| 600 | //
|
| 601 | // this must be a multicast address list!
|
| 602 | // don't accept the list unless selective_mcast is set
|
| 603 | // don't accept confusing mcast settings with this
|
| 604 | //
|
| 605 | if (((NewFilter & PXE_OPFLAGS_RECEIVE_FILTER_FILTERED_MULTICAST) == 0) ||
|
| 606 | ((NewFilter & PXE_OPFLAGS_RECEIVE_FILTER_RESET_MCAST_LIST) != 0) ||
|
| 607 | ((NewFilter & PXE_OPFLAGS_RECEIVE_FILTER_ALL_MULTICAST) != 0) ||
|
| 608 | ((CdbPtr->CPBsize % sizeof (PXE_MAC_ADDR)) != 0) ) {
|
| 609 | goto BadCdb;
|
| 610 | }
|
| 611 |
|
| 612 | MacAddr = (UINT8 *) ((UINTN) (CdbPtr->CPBaddr));
|
| 613 | MacCount = CdbPtr->CPBsize / sizeof (PXE_MAC_ADDR);
|
| 614 |
|
tye | cd41792 | 2009-12-14 08:14:08 +0000 | [diff] [blame] | 615 | //
|
| 616 | // The format of Ethernet multicast address for IPv6 is defined in RFC2464,
|
| 617 | // for IPv4 is defined in RFC1112. Check whether the address is valid.
|
| 618 | //
|
| 619 | InvalidMacAddr = FALSE;
|
| 620 |
|
vanjeff | 51ebae6 | 2009-07-03 14:35:24 +0000 | [diff] [blame] | 621 | for (; MacCount-- != 0; MacAddr += sizeof (PXE_MAC_ADDR)) {
|
tye | cd41792 | 2009-12-14 08:14:08 +0000 | [diff] [blame] | 622 | if (MacAddr[0] == 0x01) {
|
| 623 | //
|
| 624 | // This multicast MAC address is mapped from IPv4 address.
|
| 625 | //
|
| 626 | if (MacAddr[1] != 0x00 || MacAddr[2] != 0x5E || (MacAddr[3] & 0x80) != 0) {
|
| 627 | InvalidMacAddr = TRUE;
|
| 628 | }
|
| 629 | } else if (MacAddr[0] == 0x33) {
|
| 630 | //
|
| 631 | // This multicast MAC address is mapped from IPv6 address.
|
| 632 | //
|
| 633 | if (MacAddr[1] != 0x33) {
|
| 634 | InvalidMacAddr = TRUE;
|
| 635 | }
|
| 636 | } else {
|
| 637 | InvalidMacAddr = TRUE;
|
| 638 | }
|
| 639 |
|
| 640 | if (InvalidMacAddr) {
|
vanjeff | 51ebae6 | 2009-07-03 14:35:24 +0000 | [diff] [blame] | 641 | CdbPtr->StatFlags = PXE_STATFLAGS_COMMAND_FAILED;
|
| 642 | CdbPtr->StatCode = PXE_STATCODE_INVALID_CPB;
|
| 643 | return ;
|
| 644 | }
|
| 645 | }
|
| 646 | }
|
| 647 |
|
| 648 | //
|
| 649 | // check selective mcast case enable case
|
| 650 | //
|
| 651 | if ((OpFlags & PXE_OPFLAGS_RECEIVE_FILTER_FILTERED_MULTICAST) != 0) {
|
| 652 | if (((OpFlags & PXE_OPFLAGS_RECEIVE_FILTER_RESET_MCAST_LIST) != 0) ||
|
| 653 | ((OpFlags & PXE_OPFLAGS_RECEIVE_FILTER_ALL_MULTICAST) != 0) ) {
|
| 654 | goto BadCdb;
|
| 655 |
|
| 656 | }
|
| 657 | //
|
| 658 | // if no cpb, make sure we have an old list
|
| 659 | //
|
| 660 | if ((CdbPtr->CPBsize == 0) && (AdapterInfo->mcast_list.list_len == 0)) {
|
| 661 | goto BadCdb;
|
| 662 | }
|
| 663 | }
|
| 664 | //
|
| 665 | // if you want to enable anything, you got to have unicast
|
| 666 | // and you have what you already enabled!
|
| 667 | //
|
| 668 | NewFilter = (UINT16) (NewFilter | (PXE_OPFLAGS_RECEIVE_FILTER_UNICAST | AdapterInfo->Rx_Filter));
|
| 669 |
|
| 670 | break;
|
| 671 |
|
| 672 | case PXE_OPFLAGS_RECEIVE_FILTER_DISABLE:
|
| 673 |
|
| 674 | //
|
| 675 | // mcast list not expected, i.e. no cpb here!
|
| 676 | //
|
| 677 | if (CdbPtr->CPBsize != PXE_CPBSIZE_NOT_USED) {
|
| 678 | goto BadCdb;
|
| 679 | }
|
| 680 |
|
| 681 | NewFilter = (UINT16) ((~(CdbPtr->OpFlags & 0x1F)) & AdapterInfo->Rx_Filter);
|
| 682 |
|
| 683 | break;
|
| 684 |
|
| 685 | default:
|
| 686 | goto BadCdb;
|
| 687 | }
|
| 688 |
|
| 689 | if ((OpFlags & PXE_OPFLAGS_RECEIVE_FILTER_RESET_MCAST_LIST) != 0) {
|
| 690 | AdapterInfo->mcast_list.list_len = 0;
|
| 691 | NewFilter &= (~PXE_OPFLAGS_RECEIVE_FILTER_FILTERED_MULTICAST);
|
| 692 | }
|
| 693 |
|
| 694 | E100bSetfilter (AdapterInfo, NewFilter, CdbPtr->CPBaddr, CdbPtr->CPBsize);
|
| 695 |
|
| 696 | JustRead:
|
| 697 | //
|
| 698 | // give the current mcast list
|
| 699 | //
|
| 700 | if ((CdbPtr->DBsize != 0) && (AdapterInfo->mcast_list.list_len != 0)) {
|
| 701 | //
|
| 702 | // copy the mc list to db
|
| 703 | //
|
| 704 |
|
| 705 | DbPtr = (PXE_DB_RECEIVE_FILTERS *) (UINTN) CdbPtr->DBaddr;
|
| 706 | ptr1 = (UINT8 *) (&DbPtr->MCastList[0]);
|
| 707 |
|
| 708 | //
|
| 709 | // DbPtr->mc_count = AdapterInfo->mcast_list.list_len;
|
| 710 | //
|
| 711 | copy_len = (UINT16) (AdapterInfo->mcast_list.list_len * PXE_MAC_LENGTH);
|
| 712 |
|
| 713 | if (copy_len > CdbPtr->DBsize) {
|
| 714 | copy_len = CdbPtr->DBsize;
|
| 715 |
|
| 716 | }
|
| 717 |
|
| 718 | ptr2 = (UINT8 *) (&AdapterInfo->mcast_list.mc_list[0]);
|
| 719 | for (Index = 0; Index < copy_len; Index++) {
|
| 720 | ptr1[Index] = ptr2[Index];
|
| 721 | }
|
| 722 | }
|
| 723 | //
|
| 724 | // give the stat flags here
|
| 725 | //
|
| 726 | if (AdapterInfo->Receive_Started) {
|
| 727 | CdbPtr->StatFlags = (PXE_STATFLAGS) (CdbPtr->StatFlags | AdapterInfo->Rx_Filter);
|
| 728 |
|
| 729 | }
|
| 730 |
|
| 731 | return ;
|
| 732 |
|
| 733 | BadCdb:
|
| 734 | CdbPtr->StatFlags = PXE_STATFLAGS_COMMAND_FAILED;
|
| 735 | CdbPtr->StatCode = PXE_STATCODE_INVALID_CDB;
|
| 736 | }
|
| 737 |
|
| 738 |
|
| 739 | /**
|
| 740 | This routine is used to get the current station and broadcast MAC addresses, and to change the
|
| 741 | current station MAC address.
|
| 742 |
|
| 743 | @param CdbPtr Pointer to the command descriptor block.
|
| 744 | @param AdapterInfo Pointer to the NIC data structure information which
|
| 745 | the UNDI driver is layering on..
|
| 746 |
|
| 747 | @return None
|
| 748 |
|
| 749 | **/
|
| 750 | VOID
|
| 751 | UNDI_StnAddr (
|
| 752 | IN PXE_CDB *CdbPtr,
|
| 753 | IN NIC_DATA_INSTANCE *AdapterInfo
|
| 754 | )
|
| 755 | {
|
| 756 | PXE_CPB_STATION_ADDRESS *CpbPtr;
|
| 757 | PXE_DB_STATION_ADDRESS *DbPtr;
|
| 758 | UINT16 Index;
|
| 759 |
|
| 760 | if (CdbPtr->OpFlags == PXE_OPFLAGS_STATION_ADDRESS_RESET) {
|
| 761 | //
|
| 762 | // configure the permanent address.
|
| 763 | // change the AdapterInfo->CurrentNodeAddress field.
|
| 764 | //
|
| 765 | if (CompareMem (
|
| 766 | &AdapterInfo->CurrentNodeAddress[0],
|
| 767 | &AdapterInfo->PermNodeAddress[0],
|
| 768 | PXE_MAC_LENGTH
|
| 769 | ) != 0) {
|
| 770 | for (Index = 0; Index < PXE_MAC_LENGTH; Index++) {
|
| 771 | AdapterInfo->CurrentNodeAddress[Index] = AdapterInfo->PermNodeAddress[Index];
|
| 772 | }
|
| 773 |
|
| 774 | E100bSetupIAAddr (AdapterInfo);
|
| 775 | }
|
| 776 | }
|
| 777 |
|
| 778 | if (CdbPtr->CPBaddr != (UINT64) 0) {
|
| 779 | CpbPtr = (PXE_CPB_STATION_ADDRESS *) (UINTN) (CdbPtr->CPBaddr);
|
| 780 | //
|
| 781 | // configure the new address
|
| 782 | //
|
| 783 | for (Index = 0; Index < PXE_MAC_LENGTH; Index++) {
|
| 784 | AdapterInfo->CurrentNodeAddress[Index] = CpbPtr->StationAddr[Index];
|
| 785 | }
|
| 786 |
|
| 787 | E100bSetupIAAddr (AdapterInfo);
|
| 788 | }
|
| 789 |
|
| 790 | if (CdbPtr->DBaddr != (UINT64) 0) {
|
| 791 | DbPtr = (PXE_DB_STATION_ADDRESS *) (UINTN) (CdbPtr->DBaddr);
|
| 792 | //
|
| 793 | // fill it with the new values
|
| 794 | //
|
| 795 | for (Index = 0; Index < PXE_MAC_LENGTH; Index++) {
|
| 796 | DbPtr->StationAddr[Index] = AdapterInfo->CurrentNodeAddress[Index];
|
| 797 | DbPtr->BroadcastAddr[Index] = AdapterInfo->BroadcastNodeAddress[Index];
|
| 798 | DbPtr->PermanentAddr[Index] = AdapterInfo->PermNodeAddress[Index];
|
| 799 | }
|
| 800 | }
|
| 801 |
|
| 802 | return ;
|
| 803 | }
|
| 804 |
|
| 805 |
|
| 806 | /**
|
| 807 | This routine is used to read and clear the NIC traffic statistics. This command is supported only
|
| 808 | if the !PXE structure's Implementation flags say so.
|
| 809 | Results will be parsed out in the following manner:
|
| 810 | CdbPtr->DBaddr.Data[0] R Total Frames (Including frames with errors and dropped frames)
|
| 811 | CdbPtr->DBaddr.Data[1] R Good Frames (All frames copied into receive buffer)
|
| 812 | CdbPtr->DBaddr.Data[2] R Undersize Frames (Frames below minimum length for media <64 for ethernet)
|
| 813 | CdbPtr->DBaddr.Data[4] R Dropped Frames (Frames that were dropped because receive buffers were full)
|
| 814 | CdbPtr->DBaddr.Data[8] R CRC Error Frames (Frames with alignment or CRC errors)
|
| 815 | CdbPtr->DBaddr.Data[A] T Total Frames (Including frames with errors and dropped frames)
|
| 816 | CdbPtr->DBaddr.Data[B] T Good Frames (All frames copied into transmit buffer)
|
| 817 | CdbPtr->DBaddr.Data[C] T Undersize Frames (Frames below minimum length for media <64 for ethernet)
|
| 818 | CdbPtr->DBaddr.Data[E] T Dropped Frames (Frames that were dropped because of collisions)
|
| 819 | CdbPtr->DBaddr.Data[14] T Total Collision Frames (Total collisions on this subnet)
|
| 820 |
|
| 821 | @param CdbPtr Pointer to the command descriptor block.
|
| 822 | @param AdapterInfo Pointer to the NIC data structure information which
|
| 823 | the UNDI driver is layering on..
|
| 824 |
|
| 825 | @return None
|
| 826 |
|
| 827 | **/
|
| 828 | VOID
|
| 829 | UNDI_Statistics (
|
| 830 | IN PXE_CDB *CdbPtr,
|
| 831 | IN NIC_DATA_INSTANCE *AdapterInfo
|
| 832 | )
|
| 833 | {
|
| 834 | if ((CdbPtr->OpFlags &~(PXE_OPFLAGS_STATISTICS_RESET)) != 0) {
|
| 835 | CdbPtr->StatFlags = PXE_STATFLAGS_COMMAND_FAILED;
|
| 836 | CdbPtr->StatCode = PXE_STATCODE_INVALID_CDB;
|
| 837 | return ;
|
| 838 | }
|
| 839 |
|
| 840 | if ((CdbPtr->OpFlags & PXE_OPFLAGS_STATISTICS_RESET) != 0) {
|
| 841 | //
|
| 842 | // Reset the statistics
|
| 843 | //
|
| 844 | CdbPtr->StatCode = (UINT16) E100bStatistics (AdapterInfo, 0, 0);
|
| 845 | } else {
|
| 846 | CdbPtr->StatCode = (UINT16) E100bStatistics (AdapterInfo, CdbPtr->DBaddr, CdbPtr->DBsize);
|
| 847 | }
|
| 848 |
|
| 849 | return ;
|
| 850 | }
|
| 851 |
|
| 852 |
|
| 853 | /**
|
| 854 | This routine is used to translate a multicast IP address to a multicast MAC address.
|
| 855 | This results in a MAC address composed of 25 bits of fixed data with the upper 23 bits of the IP
|
| 856 | address being appended to it. Results passed back in the equivalent of CdbPtr->DBaddr->MAC[0-5].
|
| 857 |
|
| 858 | @param CdbPtr Pointer to the command descriptor block.
|
| 859 | @param AdapterInfo Pointer to the NIC data structure information which
|
| 860 | the UNDI driver is layering on..
|
| 861 |
|
| 862 | @return None
|
| 863 |
|
| 864 | **/
|
| 865 | VOID
|
| 866 | UNDI_ip2mac (
|
| 867 | IN PXE_CDB *CdbPtr,
|
| 868 | IN NIC_DATA_INSTANCE *AdapterInfo
|
| 869 | )
|
| 870 | {
|
| 871 | PXE_CPB_MCAST_IP_TO_MAC *CpbPtr;
|
| 872 | PXE_DB_MCAST_IP_TO_MAC *DbPtr;
|
| 873 | UINT8 *TmpPtr;
|
| 874 |
|
| 875 | CpbPtr = (PXE_CPB_MCAST_IP_TO_MAC *) (UINTN) CdbPtr->CPBaddr;
|
| 876 | DbPtr = (PXE_DB_MCAST_IP_TO_MAC *) (UINTN) CdbPtr->DBaddr;
|
| 877 |
|
| 878 | if ((CdbPtr->OpFlags & PXE_OPFLAGS_MCAST_IPV6_TO_MAC) != 0) {
|
| 879 | //
|
| 880 | // for now this is not supported
|
| 881 | //
|
| 882 | CdbPtr->StatFlags = PXE_STATFLAGS_COMMAND_FAILED;
|
| 883 | CdbPtr->StatCode = PXE_STATCODE_UNSUPPORTED;
|
| 884 | return ;
|
| 885 | }
|
| 886 |
|
| 887 | TmpPtr = (UINT8 *) (&CpbPtr->IP.IPv4);
|
| 888 | //
|
| 889 | // check if the ip given is a mcast IP
|
| 890 | //
|
| 891 | if ((TmpPtr[0] & 0xF0) != 0xE0) {
|
| 892 | CdbPtr->StatFlags = PXE_STATFLAGS_COMMAND_FAILED;
|
| 893 | CdbPtr->StatCode = PXE_STATCODE_INVALID_CPB;
|
| 894 | }
|
| 895 | //
|
| 896 | // take the last 23 bits in IP.
|
| 897 | // be very careful. accessing word on a non-word boundary will hang motherboard codenamed Big Sur
|
| 898 | // casting the mac array (in the middle) to a UINT32 pointer and accessing
|
| 899 | // the UINT32 content hung the system...
|
| 900 | //
|
| 901 | DbPtr->MAC[0] = 0x01;
|
| 902 | DbPtr->MAC[1] = 0x00;
|
| 903 | DbPtr->MAC[2] = 0x5e;
|
| 904 | DbPtr->MAC[3] = (UINT8) (TmpPtr[1] & 0x7f);
|
| 905 | DbPtr->MAC[4] = (UINT8) TmpPtr[2];
|
| 906 | DbPtr->MAC[5] = (UINT8) TmpPtr[3];
|
| 907 |
|
| 908 | return ;
|
| 909 | }
|
| 910 |
|
| 911 |
|
| 912 | /**
|
| 913 | This routine is used to read and write non-volatile storage on the NIC (if supported). The NVRAM
|
| 914 | could be EEPROM, FLASH, or battery backed RAM.
|
| 915 | This is an optional function according to the UNDI specification (or will be......)
|
| 916 |
|
| 917 | @param CdbPtr Pointer to the command descriptor block.
|
| 918 | @param AdapterInfo Pointer to the NIC data structure information which
|
| 919 | the UNDI driver is layering on..
|
| 920 |
|
| 921 | @return None
|
| 922 |
|
| 923 | **/
|
| 924 | VOID
|
| 925 | UNDI_NVData (
|
| 926 | IN PXE_CDB *CdbPtr,
|
| 927 | IN NIC_DATA_INSTANCE *AdapterInfo
|
| 928 | )
|
| 929 | {
|
| 930 | PXE_DB_NVDATA *DbPtr;
|
| 931 | UINT16 Index;
|
| 932 |
|
| 933 | if ((CdbPtr->OpFlags == PXE_OPFLAGS_NVDATA_READ) != 0) {
|
| 934 |
|
| 935 | if ((CdbPtr->DBsize == PXE_DBSIZE_NOT_USED) != 0) {
|
| 936 | CdbPtr->StatFlags = PXE_STATFLAGS_COMMAND_FAILED;
|
| 937 | CdbPtr->StatCode = PXE_STATCODE_INVALID_CDB;
|
| 938 | return ;
|
| 939 | }
|
| 940 |
|
| 941 | DbPtr = (PXE_DB_NVDATA *) (UINTN) CdbPtr->DBaddr;
|
| 942 |
|
| 943 | for (Index = 0; Index < MAX_PCI_CONFIG_LEN; Index++) {
|
| 944 | DbPtr->Data.Dword[Index] = AdapterInfo->NVData[Index];
|
| 945 |
|
| 946 | }
|
| 947 |
|
| 948 | } else {
|
| 949 | //
|
| 950 | // no write for now
|
| 951 | //
|
| 952 | CdbPtr->StatFlags = PXE_STATFLAGS_COMMAND_FAILED;
|
| 953 | CdbPtr->StatCode = PXE_STATCODE_UNSUPPORTED;
|
| 954 | }
|
| 955 |
|
| 956 | return ;
|
| 957 | }
|
| 958 |
|
| 959 |
|
| 960 | /**
|
| 961 | This routine returns the current interrupt status and/or the transmitted buffer addresses.
|
| 962 | If the current interrupt status is returned, pending interrupts will be acknowledged by this
|
| 963 | command. Transmitted buffer addresses that are written to the DB are removed from the transmit
|
| 964 | buffer queue.
|
| 965 | Normally, this command would be polled with interrupts disabled.
|
| 966 | The transmit buffers are returned in CdbPtr->DBaddr->TxBufer[0 - NumEntries].
|
| 967 | The interrupt status is returned in CdbPtr->StatFlags.
|
| 968 |
|
| 969 | @param CdbPtr Pointer to the command descriptor block.
|
| 970 | @param AdapterInfo Pointer to the NIC data structure information which
|
| 971 | the UNDI driver is layering on..
|
| 972 |
|
| 973 | @return None
|
| 974 |
|
| 975 | **/
|
| 976 | VOID
|
| 977 | UNDI_Status (
|
| 978 | IN PXE_CDB *CdbPtr,
|
| 979 | IN NIC_DATA_INSTANCE *AdapterInfo
|
| 980 | )
|
| 981 | {
|
| 982 | PXE_DB_GET_STATUS *DbPtr;
|
| 983 | PXE_DB_GET_STATUS TmpGetStatus;
|
| 984 | UINT16 Index;
|
| 985 | UINT16 Status;
|
| 986 | UINT16 NumEntries;
|
| 987 | RxFD *RxPtr;
|
| 988 |
|
| 989 | //
|
| 990 | // Fill in temporary GetStatus storage.
|
| 991 | //
|
| 992 | RxPtr = &AdapterInfo->rx_ring[AdapterInfo->cur_rx_ind];
|
| 993 |
|
| 994 | if ((RxPtr->cb_header.status & RX_COMPLETE) != 0) {
|
| 995 | TmpGetStatus.RxFrameLen = RxPtr->ActualCount & 0x3fff;
|
| 996 | } else {
|
| 997 | TmpGetStatus.RxFrameLen = 0;
|
| 998 | }
|
| 999 |
|
| 1000 | TmpGetStatus.reserved = 0;
|
| 1001 |
|
| 1002 | //
|
| 1003 | // Fill in size of next available receive packet and
|
| 1004 | // reserved field in caller's DB storage.
|
| 1005 | //
|
| 1006 | DbPtr = (PXE_DB_GET_STATUS *) (UINTN) CdbPtr->DBaddr;
|
| 1007 |
|
| 1008 | if (CdbPtr->DBsize > 0 && CdbPtr->DBsize < sizeof (UINT32) * 2) {
|
| 1009 | CopyMem (DbPtr, &TmpGetStatus, CdbPtr->DBsize);
|
| 1010 | } else {
|
| 1011 | CopyMem (DbPtr, &TmpGetStatus, sizeof (UINT32) * 2);
|
| 1012 | }
|
| 1013 |
|
| 1014 | //
|
| 1015 | //
|
| 1016 | //
|
| 1017 | if ((CdbPtr->OpFlags & PXE_OPFLAGS_GET_TRANSMITTED_BUFFERS) != 0) {
|
| 1018 | //
|
| 1019 | // DBsize of zero is invalid if Tx buffers are requested.
|
| 1020 | //
|
| 1021 | if (CdbPtr->DBsize == 0) {
|
| 1022 | CdbPtr->StatFlags = PXE_STATFLAGS_COMMAND_FAILED;
|
| 1023 | CdbPtr->StatCode = PXE_STATCODE_INVALID_CDB;
|
| 1024 | return ;
|
| 1025 | }
|
| 1026 |
|
| 1027 | //
|
| 1028 | // remember this b4 we overwrite
|
| 1029 | //
|
| 1030 | NumEntries = (UINT16) (CdbPtr->DBsize - sizeof (UINT64));
|
| 1031 |
|
| 1032 | //
|
| 1033 | // We already filled in 2 UINT32s.
|
| 1034 | //
|
ydong10 | 80448f6 | 2010-09-20 03:20:56 +0000 | [diff] [blame] | 1035 | CdbPtr->DBsize = (UINT16) (sizeof (UINT32) * 2);
|
vanjeff | 51ebae6 | 2009-07-03 14:35:24 +0000 | [diff] [blame] | 1036 |
|
| 1037 | //
|
| 1038 | // will claim any hanging free CBs
|
| 1039 | //
|
| 1040 | CheckCBList (AdapterInfo);
|
| 1041 |
|
| 1042 | if (AdapterInfo->xmit_done_head == AdapterInfo->xmit_done_tail) {
|
| 1043 | CdbPtr->StatFlags |= PXE_STATFLAGS_GET_STATUS_TXBUF_QUEUE_EMPTY;
|
| 1044 | } else {
|
ydong10 | 80448f6 | 2010-09-20 03:20:56 +0000 | [diff] [blame] | 1045 | for (Index = 0; ((Index < MAX_XMIT_BUFFERS) && (NumEntries >= sizeof (UINT64))); Index++, NumEntries -= sizeof (UINT64)) {
|
vanjeff | 51ebae6 | 2009-07-03 14:35:24 +0000 | [diff] [blame] | 1046 | if (AdapterInfo->xmit_done_head != AdapterInfo->xmit_done_tail) {
|
| 1047 | DbPtr->TxBuffer[Index] = AdapterInfo->xmit_done[AdapterInfo->xmit_done_head];
|
| 1048 | AdapterInfo->xmit_done_head = next (AdapterInfo->xmit_done_head);
|
| 1049 | CdbPtr->DBsize += sizeof (UINT64);
|
| 1050 | } else {
|
| 1051 | break;
|
| 1052 | }
|
| 1053 | }
|
| 1054 | }
|
| 1055 |
|
| 1056 | if (AdapterInfo->xmit_done_head != AdapterInfo->xmit_done_tail) {
|
| 1057 | CdbPtr->StatFlags |= PXE_STATFLAGS_DB_WRITE_TRUNCATED;
|
| 1058 |
|
| 1059 | }
|
| 1060 | //
|
| 1061 | // check for a receive buffer and give it's size in db
|
| 1062 | //
|
| 1063 | }
|
| 1064 | //
|
| 1065 | //
|
| 1066 | //
|
| 1067 | if ((CdbPtr->OpFlags & PXE_OPFLAGS_GET_INTERRUPT_STATUS) != 0) {
|
| 1068 |
|
| 1069 | Status = InWord (AdapterInfo, AdapterInfo->ioaddr + SCBStatus);
|
| 1070 | AdapterInfo->Int_Status = (UINT16) (AdapterInfo->Int_Status | Status);
|
| 1071 |
|
| 1072 | //
|
| 1073 | // acknoledge the interrupts
|
| 1074 | //
|
| 1075 | OutWord (AdapterInfo, (UINT16) (Status & 0xfc00), (UINT32) (AdapterInfo->ioaddr + SCBStatus));
|
| 1076 |
|
| 1077 | //
|
| 1078 | // report all the outstanding interrupts
|
| 1079 | //
|
| 1080 | Status = AdapterInfo->Int_Status;
|
| 1081 | if ((Status & SCB_STATUS_FR) != 0) {
|
| 1082 | CdbPtr->StatFlags |= PXE_STATFLAGS_GET_STATUS_RECEIVE;
|
| 1083 | }
|
| 1084 |
|
| 1085 | if ((Status & SCB_STATUS_SWI) != 0) {
|
| 1086 | CdbPtr->StatFlags |= PXE_STATFLAGS_GET_STATUS_SOFTWARE;
|
| 1087 | }
|
| 1088 | }
|
| 1089 |
|
xdu2 | 135ec2d | 2010-02-12 08:45:38 +0000 | [diff] [blame] | 1090 | //
|
| 1091 | // Return current media status
|
| 1092 | //
|
| 1093 | if ((CdbPtr->OpFlags & PXE_OPFLAGS_GET_MEDIA_STATUS) != 0) {
|
| 1094 | AdapterInfo->PhyAddress = 0xFF;
|
| 1095 | AdapterInfo->CableDetect = 1;
|
| 1096 |
|
| 1097 | if (!PhyDetect (AdapterInfo)) {
|
| 1098 | CdbPtr->StatFlags |= PXE_STATFLAGS_GET_STATUS_NO_MEDIA;
|
| 1099 | }
|
| 1100 | }
|
| 1101 |
|
vanjeff | 51ebae6 | 2009-07-03 14:35:24 +0000 | [diff] [blame] | 1102 | return ;
|
| 1103 | }
|
| 1104 |
|
| 1105 |
|
| 1106 | /**
|
| 1107 | This routine is used to fill media header(s) in transmit packet(s).
|
| 1108 | Copies the MAC address into the media header whether it is dealing
|
| 1109 | with fragmented or non-fragmented packets.
|
| 1110 |
|
| 1111 | @param CdbPtr Pointer to the command descriptor block.
|
| 1112 | @param AdapterInfo Pointer to the NIC data structure information which
|
| 1113 | the UNDI driver is layering on..
|
| 1114 |
|
| 1115 | @return None
|
| 1116 |
|
| 1117 | **/
|
| 1118 | VOID
|
| 1119 | UNDI_FillHeader (
|
| 1120 | IN PXE_CDB *CdbPtr,
|
| 1121 | IN NIC_DATA_INSTANCE *AdapterInfo
|
| 1122 | )
|
| 1123 | {
|
| 1124 | PXE_CPB_FILL_HEADER *Cpb;
|
| 1125 | PXE_CPB_FILL_HEADER_FRAGMENTED *Cpbf;
|
| 1126 | EtherHeader *MacHeader;
|
| 1127 | UINTN Index;
|
| 1128 |
|
| 1129 | if (CdbPtr->CPBsize == PXE_CPBSIZE_NOT_USED) {
|
| 1130 | CdbPtr->StatFlags = PXE_STATFLAGS_COMMAND_FAILED;
|
| 1131 | CdbPtr->StatCode = PXE_STATCODE_INVALID_CDB;
|
| 1132 | return ;
|
| 1133 | }
|
| 1134 |
|
| 1135 | if ((CdbPtr->OpFlags & PXE_OPFLAGS_FILL_HEADER_FRAGMENTED) != 0) {
|
| 1136 | Cpbf = (PXE_CPB_FILL_HEADER_FRAGMENTED *) (UINTN) CdbPtr->CPBaddr;
|
| 1137 |
|
| 1138 | //
|
| 1139 | // assume 1st fragment is big enough for the mac header
|
| 1140 | //
|
| 1141 | if ((Cpbf->FragCnt == 0) || (Cpbf->FragDesc[0].FragLen < PXE_MAC_HEADER_LEN_ETHER)) {
|
| 1142 | //
|
| 1143 | // no buffers given
|
| 1144 | //
|
| 1145 | CdbPtr->StatFlags = PXE_STATFLAGS_COMMAND_FAILED;
|
| 1146 | CdbPtr->StatCode = PXE_STATCODE_INVALID_CDB;
|
| 1147 | return ;
|
| 1148 | }
|
| 1149 |
|
| 1150 | MacHeader = (EtherHeader *) (UINTN) Cpbf->FragDesc[0].FragAddr;
|
| 1151 | //
|
| 1152 | // we don't swap the protocol bytes
|
| 1153 | //
|
| 1154 | MacHeader->type = Cpbf->Protocol;
|
| 1155 |
|
| 1156 | for (Index = 0; Index < PXE_HWADDR_LEN_ETHER; Index++) {
|
| 1157 | MacHeader->dest_addr[Index] = Cpbf->DestAddr[Index];
|
| 1158 | MacHeader->src_addr[Index] = Cpbf->SrcAddr[Index];
|
| 1159 | }
|
| 1160 | } else {
|
| 1161 | Cpb = (PXE_CPB_FILL_HEADER *) (UINTN) CdbPtr->CPBaddr;
|
| 1162 |
|
| 1163 | MacHeader = (EtherHeader *) (UINTN) Cpb->MediaHeader;
|
| 1164 | //
|
| 1165 | // we don't swap the protocol bytes
|
| 1166 | //
|
| 1167 | MacHeader->type = Cpb->Protocol;
|
| 1168 |
|
| 1169 | for (Index = 0; Index < PXE_HWADDR_LEN_ETHER; Index++) {
|
| 1170 | MacHeader->dest_addr[Index] = Cpb->DestAddr[Index];
|
| 1171 | MacHeader->src_addr[Index] = Cpb->SrcAddr[Index];
|
| 1172 | }
|
| 1173 | }
|
| 1174 |
|
| 1175 | return ;
|
| 1176 | }
|
| 1177 |
|
| 1178 |
|
| 1179 | /**
|
| 1180 | This routine is used to place a packet into the transmit queue. The data buffers given to
|
| 1181 | this command are to be considered locked and the application or network driver loses
|
| 1182 | ownership of these buffers and must not free or relocate them until the ownership returns.
|
| 1183 | When the packets are transmitted, a transmit complete interrupt is generated (if interrupts
|
| 1184 | are disabled, the transmit interrupt status is still set and can be checked using the UNDI_Status
|
| 1185 | command.
|
| 1186 | Some implementations and adapters support transmitting multiple packets with one transmit
|
| 1187 | command. If this feature is supported, the transmit CPBs can be linked in one transmit
|
| 1188 | command.
|
| 1189 | All UNDIs support fragmented frames, now all network devices or protocols do. If a fragmented
|
| 1190 | frame CPB is given to UNDI and the network device does not support fragmented frames
|
| 1191 | (see !PXE.Implementation flag), the UNDI will have to copy the fragments into a local buffer
|
| 1192 | before transmitting.
|
| 1193 |
|
| 1194 | @param CdbPtr Pointer to the command descriptor block.
|
| 1195 | @param AdapterInfo Pointer to the NIC data structure information which
|
| 1196 | the UNDI driver is layering on..
|
| 1197 |
|
| 1198 | @return None
|
| 1199 |
|
| 1200 | **/
|
| 1201 | VOID
|
| 1202 | UNDI_Transmit (
|
| 1203 | IN PXE_CDB *CdbPtr,
|
| 1204 | IN NIC_DATA_INSTANCE *AdapterInfo
|
| 1205 | )
|
| 1206 | {
|
| 1207 |
|
| 1208 | if (CdbPtr->CPBsize == PXE_CPBSIZE_NOT_USED) {
|
| 1209 | CdbPtr->StatFlags = PXE_STATFLAGS_COMMAND_FAILED;
|
| 1210 | CdbPtr->StatCode = PXE_STATCODE_INVALID_CDB;
|
| 1211 | return ;
|
| 1212 | }
|
| 1213 |
|
| 1214 | CdbPtr->StatCode = (PXE_STATCODE) E100bTransmit (AdapterInfo, CdbPtr->CPBaddr, CdbPtr->OpFlags);
|
| 1215 |
|
| 1216 | if (CdbPtr->StatCode != PXE_STATCODE_SUCCESS) {
|
| 1217 | CdbPtr->StatFlags = PXE_STATFLAGS_COMMAND_FAILED;
|
| 1218 | }
|
| 1219 |
|
| 1220 | return ;
|
| 1221 | }
|
| 1222 |
|
| 1223 |
|
| 1224 | /**
|
| 1225 | When the network adapter has received a frame, this command is used to copy the frame
|
| 1226 | into the driver/application storage location. Once a frame has been copied, it is
|
| 1227 | removed from the receive queue.
|
| 1228 |
|
| 1229 | @param CdbPtr Pointer to the command descriptor block.
|
| 1230 | @param AdapterInfo Pointer to the NIC data structure information which
|
| 1231 | the UNDI driver is layering on..
|
| 1232 |
|
| 1233 | @return None
|
| 1234 |
|
| 1235 | **/
|
| 1236 | VOID
|
| 1237 | UNDI_Receive (
|
| 1238 | IN PXE_CDB *CdbPtr,
|
| 1239 | IN NIC_DATA_INSTANCE *AdapterInfo
|
| 1240 | )
|
| 1241 | {
|
| 1242 |
|
| 1243 | //
|
| 1244 | // check if RU has started...
|
| 1245 | //
|
| 1246 | if (!AdapterInfo->Receive_Started) {
|
| 1247 | CdbPtr->StatFlags = PXE_STATFLAGS_COMMAND_FAILED;
|
| 1248 | CdbPtr->StatCode = PXE_STATCODE_NOT_INITIALIZED;
|
| 1249 | return ;
|
| 1250 | }
|
| 1251 |
|
| 1252 |
|
| 1253 | CdbPtr->StatCode = (UINT16) E100bReceive (AdapterInfo, CdbPtr->CPBaddr, CdbPtr->DBaddr);
|
| 1254 | if (CdbPtr->StatCode != PXE_STATCODE_SUCCESS) {
|
| 1255 | CdbPtr->StatFlags = PXE_STATFLAGS_COMMAND_FAILED;
|
| 1256 |
|
| 1257 | }
|
| 1258 |
|
| 1259 | return ;
|
| 1260 | }
|
| 1261 |
|
| 1262 |
|
| 1263 |
|
| 1264 | /**
|
| 1265 | This is the main SW UNDI API entry using the newer nii protocol.
|
| 1266 | The parameter passed in is a 64 bit flat model virtual
|
| 1267 | address of the cdb. We then jump into the common routine for both old and
|
| 1268 | new nii protocol entries.
|
| 1269 |
|
| 1270 | @param CdbPtr Pointer to the command descriptor block.
|
| 1271 | @param AdapterInfo Pointer to the NIC data structure information which
|
| 1272 | the UNDI driver is layering on..
|
| 1273 |
|
| 1274 | @return None
|
| 1275 |
|
| 1276 | **/
|
| 1277 | // TODO: cdb - add argument and description to function comment
|
| 1278 | VOID
|
| 1279 | UNDI_APIEntry_new (
|
| 1280 | IN UINT64 cdb
|
| 1281 | )
|
| 1282 | {
|
| 1283 | PXE_CDB *CdbPtr;
|
| 1284 | NIC_DATA_INSTANCE *AdapterInfo;
|
| 1285 |
|
| 1286 | if (cdb == (UINT64) 0) {
|
| 1287 | return ;
|
| 1288 |
|
| 1289 | }
|
| 1290 |
|
| 1291 | CdbPtr = (PXE_CDB *) (UINTN) cdb;
|
| 1292 |
|
Qian Ouyang | 61f2ab9 | 2013-08-20 02:22:00 +0000 | [diff] [blame] | 1293 | if (CdbPtr->IFnum >= (pxe_31->IFcnt | pxe_31->IFcntExt << 8) ) {
|
vanjeff | 51ebae6 | 2009-07-03 14:35:24 +0000 | [diff] [blame] | 1294 | CdbPtr->StatFlags = PXE_STATFLAGS_COMMAND_FAILED;
|
| 1295 | CdbPtr->StatCode = PXE_STATCODE_INVALID_CDB;
|
| 1296 | return ;
|
| 1297 | }
|
| 1298 |
|
| 1299 | AdapterInfo = &(UNDI32DeviceList[CdbPtr->IFnum]->NicInfo);
|
| 1300 | //
|
| 1301 | // entering from older entry point
|
| 1302 | //
|
| 1303 | AdapterInfo->VersionFlag = 0x31;
|
| 1304 | UNDI_APIEntry_Common (cdb);
|
| 1305 | }
|
| 1306 |
|
| 1307 |
|
| 1308 | /**
|
| 1309 | This is the common routine for both old and new entry point procedures.
|
| 1310 | The parameter passed in is a 64 bit flat model virtual
|
| 1311 | address of the cdb. We then jump into the service routine pointed to by the
|
| 1312 | Api_Table[OpCode].
|
| 1313 |
|
| 1314 | @param CdbPtr Pointer to the command descriptor block.
|
| 1315 | @param AdapterInfo Pointer to the NIC data structure information which
|
| 1316 | the UNDI driver is layering on..
|
| 1317 |
|
| 1318 | @return None
|
| 1319 |
|
| 1320 | **/
|
| 1321 | // TODO: cdb - add argument and description to function comment
|
| 1322 | VOID
|
| 1323 | UNDI_APIEntry_Common (
|
| 1324 | IN UINT64 cdb
|
| 1325 | )
|
| 1326 | {
|
| 1327 | PXE_CDB *CdbPtr;
|
| 1328 | NIC_DATA_INSTANCE *AdapterInfo;
|
| 1329 | UNDI_CALL_TABLE *tab_ptr;
|
| 1330 |
|
| 1331 | CdbPtr = (PXE_CDB *) (UINTN) cdb;
|
| 1332 |
|
| 1333 | //
|
| 1334 | // check the OPCODE range
|
| 1335 | //
|
| 1336 | if ((CdbPtr->OpCode > PXE_OPCODE_LAST_VALID) ||
|
| 1337 | (CdbPtr->StatCode != PXE_STATCODE_INITIALIZE) ||
|
| 1338 | (CdbPtr->StatFlags != PXE_STATFLAGS_INITIALIZE) ||
|
Qian Ouyang | a4a4489 | 2013-08-21 08:57:13 +0000 | [diff] [blame] | 1339 | (CdbPtr->IFnum >= (pxe_31->IFcnt | pxe_31->IFcntExt << 8))) {
|
vanjeff | 51ebae6 | 2009-07-03 14:35:24 +0000 | [diff] [blame] | 1340 | goto badcdb;
|
| 1341 |
|
| 1342 | }
|
| 1343 |
|
| 1344 | if (CdbPtr->CPBsize == PXE_CPBSIZE_NOT_USED) {
|
| 1345 | if (CdbPtr->CPBaddr != PXE_CPBADDR_NOT_USED) {
|
| 1346 | goto badcdb;
|
| 1347 | }
|
| 1348 | } else if (CdbPtr->CPBaddr == PXE_CPBADDR_NOT_USED) {
|
| 1349 | goto badcdb;
|
| 1350 | }
|
| 1351 |
|
| 1352 | if (CdbPtr->DBsize == PXE_DBSIZE_NOT_USED) {
|
| 1353 | if (CdbPtr->DBaddr != PXE_DBADDR_NOT_USED) {
|
| 1354 | goto badcdb;
|
| 1355 | }
|
| 1356 | } else if (CdbPtr->DBaddr == PXE_DBADDR_NOT_USED) {
|
| 1357 | goto badcdb;
|
| 1358 | }
|
| 1359 |
|
| 1360 | //
|
| 1361 | // check if cpbsize and dbsize are as needed
|
| 1362 | // check if opflags are as expected
|
| 1363 | //
|
| 1364 | tab_ptr = &api_table[CdbPtr->OpCode];
|
| 1365 |
|
| 1366 | if (tab_ptr->cpbsize != (UINT16) (DONT_CHECK) && tab_ptr->cpbsize != CdbPtr->CPBsize) {
|
| 1367 | goto badcdb;
|
| 1368 | }
|
| 1369 |
|
| 1370 | if (tab_ptr->dbsize != (UINT16) (DONT_CHECK) && tab_ptr->dbsize != CdbPtr->DBsize) {
|
| 1371 | goto badcdb;
|
| 1372 | }
|
| 1373 |
|
| 1374 | if (tab_ptr->opflags != (UINT16) (DONT_CHECK) && tab_ptr->opflags != CdbPtr->OpFlags) {
|
| 1375 | goto badcdb;
|
| 1376 |
|
| 1377 | }
|
| 1378 |
|
| 1379 | AdapterInfo = &(UNDI32DeviceList[CdbPtr->IFnum]->NicInfo);
|
| 1380 |
|
| 1381 | //
|
| 1382 | // check if UNDI_State is valid for this call
|
| 1383 | //
|
| 1384 | if (tab_ptr->state != (UINT16) (-1)) {
|
| 1385 | //
|
| 1386 | // should atleast be started
|
| 1387 | //
|
| 1388 | if (AdapterInfo->State == PXE_STATFLAGS_GET_STATE_STOPPED) {
|
| 1389 | CdbPtr->StatFlags = PXE_STATFLAGS_COMMAND_FAILED;
|
| 1390 | CdbPtr->StatCode = PXE_STATCODE_NOT_STARTED;
|
| 1391 | return ;
|
| 1392 | }
|
| 1393 | //
|
| 1394 | // check if it should be initialized
|
| 1395 | //
|
| 1396 | if (tab_ptr->state == 2) {
|
| 1397 | if (AdapterInfo->State != PXE_STATFLAGS_GET_STATE_INITIALIZED) {
|
| 1398 | CdbPtr->StatCode = PXE_STATCODE_NOT_INITIALIZED;
|
| 1399 | CdbPtr->StatFlags = PXE_STATFLAGS_COMMAND_FAILED;
|
| 1400 | return ;
|
| 1401 | }
|
| 1402 | }
|
| 1403 | }
|
| 1404 | //
|
| 1405 | // set the return variable for success case here
|
| 1406 | //
|
| 1407 | CdbPtr->StatFlags = PXE_STATFLAGS_COMMAND_COMPLETE;
|
| 1408 | CdbPtr->StatCode = PXE_STATCODE_SUCCESS;
|
| 1409 |
|
| 1410 | tab_ptr->api_ptr (CdbPtr, AdapterInfo);
|
| 1411 | return ;
|
| 1412 | //
|
| 1413 | // %% AVL - check for command linking
|
| 1414 | //
|
| 1415 | badcdb:
|
| 1416 | CdbPtr->StatFlags = PXE_STATFLAGS_COMMAND_FAILED;
|
| 1417 | CdbPtr->StatCode = PXE_STATCODE_INVALID_CDB;
|
| 1418 | return ;
|
| 1419 | }
|
| 1420 |
|
| 1421 |
|
| 1422 | /**
|
| 1423 | When called with a null NicPtr, this routine decrements the number of NICs
|
| 1424 | this UNDI is supporting and removes the NIC_DATA_POINTER from the array.
|
| 1425 | Otherwise, it increments the number of NICs this UNDI is supported and
|
| 1426 | updates the pxe.Fudge to ensure a proper check sum results.
|
| 1427 |
|
| 1428 | @param NicPtr Pointer to the NIC data structure.
|
| 1429 |
|
| 1430 | @return None
|
| 1431 |
|
| 1432 | **/
|
| 1433 | VOID
|
| 1434 | PxeUpdate (
|
| 1435 | IN NIC_DATA_INSTANCE *NicPtr,
|
| 1436 | IN PXE_SW_UNDI *PxePtr
|
| 1437 | )
|
| 1438 | {
|
Qian Ouyang | 61f2ab9 | 2013-08-20 02:22:00 +0000 | [diff] [blame] | 1439 | UINT16 NicNum;
|
Qian Ouyang | a4a4489 | 2013-08-21 08:57:13 +0000 | [diff] [blame] | 1440 | NicNum = (PxePtr->IFcnt | PxePtr->IFcntExt << 8);
|
Qian Ouyang | 61f2ab9 | 2013-08-20 02:22:00 +0000 | [diff] [blame] | 1441 |
|
vanjeff | 51ebae6 | 2009-07-03 14:35:24 +0000 | [diff] [blame] | 1442 | if (NicPtr == NULL) {
|
Qian Ouyang | 61f2ab9 | 2013-08-20 02:22:00 +0000 | [diff] [blame] | 1443 | if (NicNum > 0) {
|
vanjeff | 51ebae6 | 2009-07-03 14:35:24 +0000 | [diff] [blame] | 1444 | //
|
| 1445 | // number of NICs this undi supports
|
| 1446 | //
|
Qian Ouyang | 61f2ab9 | 2013-08-20 02:22:00 +0000 | [diff] [blame] | 1447 | NicNum --;
|
vanjeff | 51ebae6 | 2009-07-03 14:35:24 +0000 | [diff] [blame] | 1448 | }
|
Qian Ouyang | 61f2ab9 | 2013-08-20 02:22:00 +0000 | [diff] [blame] | 1449 | goto done;
|
vanjeff | 51ebae6 | 2009-07-03 14:35:24 +0000 | [diff] [blame] | 1450 | }
|
| 1451 |
|
| 1452 | //
|
| 1453 | // number of NICs this undi supports
|
| 1454 | //
|
Qian Ouyang | 61f2ab9 | 2013-08-20 02:22:00 +0000 | [diff] [blame] | 1455 | NicNum++;
|
| 1456 |
|
| 1457 | done:
|
| 1458 | PxePtr->IFcnt = (UINT8)(NicNum & 0xFF);
|
Qian Ouyang | a4a4489 | 2013-08-21 08:57:13 +0000 | [diff] [blame] | 1459 | PxePtr->IFcntExt = (UINT8) ((NicNum & 0xFF00) >> 8);
|
vanjeff | 51ebae6 | 2009-07-03 14:35:24 +0000 | [diff] [blame] | 1460 | PxePtr->Fudge = (UINT8) (PxePtr->Fudge - CalculateSum8 ((VOID *) PxePtr, PxePtr->Len));
|
vanjeff | 51ebae6 | 2009-07-03 14:35:24 +0000 | [diff] [blame] | 1461 | return ;
|
| 1462 | }
|
| 1463 |
|
| 1464 |
|
| 1465 | /**
|
| 1466 | Initialize the !PXE structure
|
| 1467 |
|
| 1468 | @param PxePtr Pointer to SW_UNDI data structure.
|
| 1469 |
|
| 1470 | @retval EFI_SUCCESS This driver is added to Controller.
|
| 1471 | @retval other This driver does not support this device.
|
| 1472 |
|
| 1473 | **/
|
| 1474 | VOID
|
| 1475 | PxeStructInit (
|
| 1476 | IN PXE_SW_UNDI *PxePtr
|
| 1477 | )
|
| 1478 | {
|
| 1479 | //
|
| 1480 | // Initialize the !PXE structure
|
| 1481 | //
|
| 1482 | PxePtr->Signature = PXE_ROMID_SIGNATURE;
|
ydong10 | 80448f6 | 2010-09-20 03:20:56 +0000 | [diff] [blame] | 1483 | PxePtr->Len = (UINT8) sizeof (PXE_SW_UNDI);
|
vanjeff | 51ebae6 | 2009-07-03 14:35:24 +0000 | [diff] [blame] | 1484 | //
|
| 1485 | // cksum
|
| 1486 | //
|
| 1487 | PxePtr->Fudge = 0;
|
| 1488 | //
|
| 1489 | // number of NICs this undi supports
|
| 1490 | //
|
| 1491 | PxePtr->IFcnt = 0;
|
Qian Ouyang | a4a4489 | 2013-08-21 08:57:13 +0000 | [diff] [blame] | 1492 | PxePtr->IFcntExt = 0;
|
vanjeff | 51ebae6 | 2009-07-03 14:35:24 +0000 | [diff] [blame] | 1493 | PxePtr->Rev = PXE_ROMID_REV;
|
| 1494 | PxePtr->MajorVer = PXE_ROMID_MAJORVER;
|
| 1495 | PxePtr->MinorVer = PXE_ROMID_MINORVER;
|
| 1496 | PxePtr->reserved1 = 0;
|
| 1497 |
|
| 1498 | PxePtr->Implementation = PXE_ROMID_IMP_SW_VIRT_ADDR |
|
| 1499 | PXE_ROMID_IMP_FRAG_SUPPORTED |
|
| 1500 | PXE_ROMID_IMP_CMD_LINK_SUPPORTED |
|
| 1501 | PXE_ROMID_IMP_NVDATA_READ_ONLY |
|
| 1502 | PXE_ROMID_IMP_STATION_ADDR_SETTABLE |
|
| 1503 | PXE_ROMID_IMP_PROMISCUOUS_MULTICAST_RX_SUPPORTED |
|
| 1504 | PXE_ROMID_IMP_PROMISCUOUS_RX_SUPPORTED |
|
| 1505 | PXE_ROMID_IMP_BROADCAST_RX_SUPPORTED |
|
| 1506 | PXE_ROMID_IMP_FILTERED_MULTICAST_RX_SUPPORTED |
|
| 1507 | PXE_ROMID_IMP_SOFTWARE_INT_SUPPORTED |
|
| 1508 | PXE_ROMID_IMP_PACKET_RX_INT_SUPPORTED;
|
| 1509 |
|
| 1510 | PxePtr->EntryPoint = (UINT64) (UINTN) UNDI_APIEntry_new;
|
| 1511 | PxePtr->MinorVer = PXE_ROMID_MINORVER_31;
|
| 1512 |
|
| 1513 | PxePtr->reserved2[0] = 0;
|
| 1514 | PxePtr->reserved2[1] = 0;
|
| 1515 | PxePtr->reserved2[2] = 0;
|
| 1516 | PxePtr->BusCnt = 1;
|
| 1517 | PxePtr->BusType[0] = PXE_BUSTYPE_PCI;
|
| 1518 |
|
| 1519 | PxePtr->Fudge = (UINT8) (PxePtr->Fudge - CalculateSum8 ((VOID *) PxePtr, PxePtr->Len));
|
| 1520 | }
|
| 1521 |
|