Texas Instruments TMS320DM36X manual Mdio Version Register Version Mdio Control Register Control

Page 4

 

 

 

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4.1

MDIO Version Register (VERSION)

70

 

4.2

MDIO Control Register (CONTROL)

71

 

4.3

PHY Acknowledge Status Register (ALIVE)

72

 

4.4

PHY Link Status Register (LINK)

72

 

4.5

MDIO Link Status Change Interrupt (Unmasked) Register (LINKINTRAW)

73

 

4.6

MDIO Link Status Change Interrupt (Masked) Register (LINKINTMASKED)

74

 

4.7

MDIO User Command Complete Interrupt (Unmasked) Register (USERINTRAW)

75

 

4.8

MDIO User Command Complete Interrupt (Masked) Register (USERINTMASKED)

76

 

4.9

MDIO User Command Complete Interrupt Mask Set Register (USERINTMASKSET)

77

 

4.10

MDIO User Command Complete Interrupt Mask Clear Register (USERINTMASKCLEAR)

78

 

4.11

MDIO User Access Register 0 (USERACCESS0)

79

 

4.12

MDIO User PHY Select Register 0 (USERPHYSEL0)

80

 

4.13

MDIO User Access Register 1 (USERACCESS1)

81

 

4.14

MDIO User PHY Select Register 1 (USERPHYSEL1)

82

5

Ethernet Media Access Controller (EMAC) Registers

83

 

5.1

Transmit Identification and Version Register (TXIDVER)

86

 

5.2

Transmit Control Register (TXCONTROL)

86

 

5.3

Transmit Teardown Register (TXTEARDOWN)

87

 

5.4

Receive Identification and Version Register (RXIDVER)

88

 

5.5

Receive Control Register (RXCONTROL)

89

 

5.6

Receive Teardown Register (RXTEARDOWN)

89

 

5.7

Transmit Interrupt Status (Unmasked) Register (TXINTSTATRAW)

90

 

5.8

Transmit Interrupt Status (Masked) Register (TXINTSTATMASKED)

91

 

5.9

Transmit Interrupt Mask Set Register (TXINTMASKSET)

92

 

5.10

Transmit Interrupt Mask Clear Register (TXINTMASKCLEAR)

93

 

5.11

MAC Input Vector Register (MACINVECTOR)

94

 

5.12

MAC End Of Interrupt Vector Register (MACEOIVECTOR)

94

 

5.13

Receive Interrupt Status (Unmasked) Register (RXINTSTATRAW)

95

 

5.14

Receive Interrupt Status (Masked) Register (RXINTSTATMASKED)

96

 

5.15

Receive Interrupt Mask Set Register (RXINTMASKSET)

97

 

5.16

Receive Interrupt Mask Clear Register (RXINTMASKCLEAR)

98

 

5.17

MAC Interrupt Status (Unmasked) Register (MACINTSTATRAW)

99

 

5.18

MAC Interrupt Status (Masked) Register (MACINTSTATMASKED)

99

 

5.19

MAC Interrupt Mask Set Register (MACINTMASKSET)

100

 

5.20

MAC Interrupt Mask Clear Register (MACINTMASKCLEAR)

100

 

5.21

Receive Multicast/Broadcast/Promiscuous Channel Enable Register (RXMBPENABLE)

101

 

5.22

Receive Unicast Enable Set Register (RXUNICASTSET)

104

 

5.23

Receive Unicast Clear Register (RXUNICASTCLEAR)

105

 

5.24

Receive Maximum Length Register (RXMAXLEN)

106

 

5.25

Receive Buffer Offset Register (RXBUFFEROFFSET)

106

 

5.26

Receive Filter Low Priority Frame Threshold Register (RXFILTERLOWTHRESH)

107

 

5.27

Receive Channel 0-7 Flow Control Threshold Register (RXnFLOWTHRESH)

107

 

5.28

Receive Channel 0-7 Free Buffer Count Register (RXnFREEBUFFER)

108

 

5.29

MAC Control Register (MACCONTROL)

109

 

5.30

MAC Status Register (MACSTATUS)

111

 

5.31

Emulation Control Register (EMCONTROL)

113

 

5.32

FIFO Control Register (FIFOCONTROL)

113

 

5.33

MAC Configuration Register (MACCONFIG)

114

 

5.34

Soft Reset Register (SOFTRESET)

114

 

 

 

4

Contents

SPRUFI5B –March 2009 –Revised December 2010

 

 

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Contents Users Guide Submit Documentation Feedback Mdio Registers Mdio Version Register Version Mdio Control Register Control Appendix a Appendix BList of Figures Transmit Interrupt Mask Set Register Txintmaskset List of Tables MAC Control Register Maccontrol Field Descriptions Read This First Related Documentation From Texas Instruments Related Documentation From Texas Instruments Features Purpose of the PeripheralFunctional Block Diagram Emac and Mdio Block DiagramClock Control Industry Standards Compliance StatementMII Clocking Memory Map Signal DescriptionsMedia Independent Interface MII Connections Signal Type Description Emac and Mdio Signals for MII InterfacePin Multiplexing Ethernet Protocol Overview Ethernet Frame FormatEthernet Frame Description Field Bytes DescriptionEthernet’s Multiple Access Protocol Programming InterfacePacket Buffer Descriptors WordBasic Descriptor Description Field Field DescriptionTransmit and Receive Descriptor Queues Transmit and Receive Emac Interrupts Transmit Buffer Descriptor Format Example 1. Transmit Buffer Descriptor in C Structure FormatNext Descriptor Pointer Buffer PointerBuffer Offset Buffer LengthEnd of Packet EOP Flag Ownership Owner FlagEnd of Queue EOQ Flag Teardown Complete Tdowncmplt FlagReceive Buffer Descriptor Format Receive Buffer Descriptor FormatExample 2. Receive Buffer Descriptor in C Structure Format Buffer Length Code Error Codeerror Flag Alignment Error Alignerror FlagCRC Error Crcerror Flag Jabber FlagEmac Control Module Internal MemoryBus Arbiter CPUTransmit Pulse Interrupt Interrupt ControlReceive Pulse Interrupt Miscellaneous Pulse Interrupt Receive Threshold Pulse InterruptInterrupt Pacing Mdio Module Mdio Module ComponentsMdio Clock Generator Global PHY Detection and Link State MonitoringActive PHY Monitoring PHY Register User AccessMdio Module Operational Overview Writing Data To a PHY Register Initializing the Mdio ModuleReading Data From a PHY Register Example of Mdio Register Access Code Example 3. Mdio Register Access MacrosEmac Module Emac Module ComponentsReceive DMA Engine Receive FifoClock and Reset Logic MAC ReceiverReceive Address Transmit DMA EngineEmac Module Operational Overview Media Independent Interface MII Data ReceptionReceive Control Receive Inter-Frame IntervalCollision-Based Receive Buffer Flow Control Ieee 802.3x-Based Receive Buffer Flow ControlTransmit Control CRC InsertionAdaptive Performance Optimization APO Interpacket-Gap IPG EnforcementTransmit Flow Control Speed, Duplex, and Pause Frame SupportPacket Receive Operation Receive DMA Host ConfigurationReceive Channel Enabling Receive Address Matching Hardware Receive QOS SupportReceive Channel Teardown Host Free Buffer TrackingReceive Frame Classification Receive Frame Treatment Summary Promiscuous Receive ModeReceive Frame Treatment Middle of Frame Overrun Treatment Receive OverrunMiddle of Frame Overrun Treatment Transmit DMA Host Configuration Packet Transmit OperationReceive and Transmit Latency Transmit Channel TeardownSoftware Reset Considerations Reset ConsiderationsTransfer Node Priority Hardware Reset Considerations InitializationEnabling the EMAC/MDIO Peripheral Emac Control Module InitializationExample 4. Emac Control Module Initialization Code Mdio Module Initialization Example 5. Mdio Module Initialization CodeEmac Module Initialization Interrupt Support Emac Module Interrupt Events and RequestsReceive Threshold Interrupts Transmit Packet Completion InterruptsReceive Packet Completion Interrupts Host Error Interrupt Statistics InterruptUser Access Completion Interrupt Mdio Module Interrupt Events and RequestsLink Change Interrupt Proper Interrupt ProcessingPower Management Emulation ConsiderationsEmulation Control Soft Free DescriptionEmac Control Module Registers Slave VbusAcronym Register Description Bit Field Value DescriptionEmac Control Module Software Reset Register Cmsoftreset SoftresetEmac Control Module Emulation Control Register Cmemcontrol Soft FreeIntpaceen Emac Control Module Interrupt Control Register CmintctrlIntprescale Rxthreshen RxpulseenTxpulseen Bit Field Statpendinten Hostpendinten Linkinten UserintenStatpendinten Rxthreshinttstat RxpulseinttstatTxpulseinttstat 31-8 Reserved TXPULSEINTTSTATnStatpendintstat Hostpendintstat Linkintstat Userintstat StatpendintstatRximax TximaxManagement Data Input/Output Mdio Registers Mdio Version Register VersionMdio Version Register Version Field Descriptions Mdio Control Register Control Mdio Control Register Control Field DescriptionsPHY Acknowledge Status Register Alive PHY Link Status Register LinkPHY Acknowledge Status Register Alive Field Descriptions PHY Link Status Register Link Field Descriptions31-2 Reserved Will clear the event and writing a 0 has no effect No Mdio user command complete event USERINTMASKED0 and USERINTMASKED1 correspond to USERACCESS0 W1S-0 Mdio User Command Complete Interrupt Mask Clear Register Mdio User Command Complete Interrupt Mask Clear RegisterMdio User Access Register 0 USERACCESS0 Mdio User Access Register 0 USERACCESS0 Field DescriptionsMdio User PHY Select Register 0 USERPHYSEL0 Linksel LinkintenbPhyadrmon LinkselMdio User Access Register 1 USERACCESS1 Mdio User Access Register 1 USERACCESS1 Field DescriptionsMdio User PHY Select Register 1 USERPHYSEL1 Mdio User PHY Select Register 1 USERPHYSEL1Ethernet Media Access Controller Emac Registers Offset Acronym Register Description Network Statistics Registers Transmit Control Register Txcontrol Transmit Identification and Version Register TxidverTransmit Control Register Txcontrol Field Descriptions Transmit Teardown Register Txteardown Field Descriptions Transmit Teardown Register TxteardownTxtdnch Receive Identification and Version Register Rxidver RxidentRxmajorver Rxminorver RxmajorverReceive Control Register Rxcontrol Receive Teardown Register RxteardownReceive Control Register Rxcontrol Field Descriptions Receive Teardown Register Rxteardown Field DescriptionsTransmit Interrupt Status Unmasked Register Txintstatraw TX7PENDTransmit Interrupt Status Masked Register Txintstatmasked Transmit Interrupt Status Masked Register TxintstatmaskedTransmit Interrupt Mask Set Register Txintmaskset TX7MASKTransmit Interrupt Mask Clear Register Txintmaskclear Transmit Interrupt Mask Clear Register TxintmaskclearMAC Input Vector Register Macinvector MAC End Of Interrupt Vector Register MaceoivectorMAC Input Vector Register Macinvector Field Descriptions StatpendReceive Interrupt Status Unmasked Register Rxintstatraw RX7PENDReceive Interrupt Status Masked Register Rxintstatmasked Receive Interrupt Status Masked Register RxintstatmaskedReceive Interrupt Mask Set Register Rxintmaskset RX7MASKReceive Interrupt Mask Clear Register Rxintmaskclear Receive Interrupt Mask Clear Register RxintmaskclearMAC Interrupt Status Masked Register Macintstatmasked MAC Interrupt Status Unmasked Register MacintstatrawHostpend Statpend MAC Interrupt Mask Set Register Macintmaskset MAC Interrupt Mask Clear Register MacintmaskclearHostmask Statmask HostmaskRxpasscrc Rxqosen Rxnochain RxcmfenRxcsfen Rxcefen Rxcafen RxpromchFrames containing errors are filtered Receive multicast channel select Receive Unicast Enable Set Register Rxunicastset RXCH7ENReceive Unicast Clear Register Rxunicastclear Receive Unicast Clear Register RxunicastclearReceive Buffer Offset Register Rxbufferoffset Receive Maximum Length Register RxmaxlenReceive Maximum Length Register Rxmaxlen Field Descriptions Rxfilterthresh Receive Channel 0-7 Free Buffer Count Register RXnFREEBUFFER MAC Control Register Maccontrol MAC Control Register Maccontrol Field DescriptionsTxflowen RxbufferflowenLoopback FullduplexMAC Status Register Macstatus MAC Status Register Macstatus Field DescriptionsRxqosact Emulation Control Register Emcontrol Fifo Control Register FifocontrolEmulation Control Register Emcontrol Field Descriptions Fifo Control Register Fifocontrol Field DescriptionsMAC Configuration Register Macconfig Soft Reset Register SoftresetMAC Configuration Register Macconfig Field Descriptions Soft Reset Register Softreset Field DescriptionsMAC Source Address Low Bytes Register Macsrcaddrlo MAC Source Address High Bytes Register MacsrcaddrhiMAC Hash Address Register 1 MACHASH1 MAC Hash Address Register 2 MACHASH2MAC Hash Address Register 1 MACHASH1 Field Descriptions MAC Hash Address Register 2 MACHASH2 Field DescriptionsTransmit Pacing Algorithm Test Register Tpacetest Back Off Test Register BofftestBack Off Test Register Bofftest Field Descriptions Receive Pause Timer Register Rxpause Transmit Pause Timer Register TxpauseReceive Pause Timer Register Rxpause Field Descriptions Transmit Pause Timer Register Txpause Field DescriptionsMAC Address Low Bytes Register Macaddrlo MAC Address Low Bytes Register Macaddrlo Field DescriptionsValid Matchfilt Channel MACADDR0 MACADDR1 ValidMAC Address High Bytes Register Macaddrhi MAC Index Register MacindexMAC Index Register Macindex Field Descriptions MACADDR2 MACADDR3 MACADDR4 MACADDR5TXnHDP Transmit Channel 0-7 Completion Pointer Register TXnCP Receive Channel 0-7 Completion Pointer Register RXnCPNetwork Statistics Registers Good Receive Frames Register RxgoodframesBroadcast Receive Frames Register Rxbcastframes Multicast Receive Frames Register RxmcastframesReceive CRC Errors Register Rxcrcerrors Receive Alignment/Code Errors Register RxaligncodeerrorsPause Receive Frames Register Rxpauseframes Receive Oversized Frames Register RxoversizedReceive Jabber Frames Register Rxjabber Receive Undersized Frames Register RxundersizedReceive Frame Fragments Register Rxfragments Filtered Receive Frames Register RxfilteredReceive QOS Filtered Frames Register Rxqosfiltered Receive Octet Frames Register RxoctetsGood Transmit Frames Register Txgoodframes Broadcast Transmit Frames Register TxbcastframesPause Transmit Frames Register Txpauseframes Deferred Transmit Frames Register TxdeferredTransmit Collision Frames Register Txcollision Transmit Single Collision Frames Register TxsinglecollTransmit Underrun Error Register Txunderrun Transmit Carrier Sense Errors Register TxcarriersenseTransmit Late Collision Frames Register Txlatecoll Transmit Octet Frames Register TxoctetsSubmit Documentation Feedback Network Octet Frames Register Netoctets Receive DMA Overruns Register RxdmaoverrunsAppendix a Glossary Physical Layer Definitions Term DefinitionDocument Revision History Reference Additions/Modifications/DeletionsDSP Products ApplicationsRfid
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