Texas Instruments TMS320C645x DSP Network Card User Manual


 
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5.34SoftResetRegister(SOFTRESET)
EMACPortRegisters
TheSoftResetRegister(SOFTRESET)isshowninFigure62anddescribedinTable62.
Figure62.SoftResetRegister(SOFTRESET)
3116
Reserved
R-0
1510
ReservedSOFTRESET
R-0R/W-0
LEGEND:R/W=Read/Write;R=Readonly;-n=valueafterreset
Table62.SoftResetRegister(SOFTRESET)FieldDescriptions
BitFieldValueDescription
31-1Reserved0Reserved
0SOFTRESETSoftwarereset.WritingaonetothisbitcausestheEMAClogictobereset.Softwareresetoccurs
whenthereceiveandtransmitDMAcontrollersareinanidlestatetoavoidlockingupthe
Configurationbus.Afterwritingaonetothisbit,itmaybepolledtodetermineiftheresethas
occurred.Ifaoneisread,theresethasnotyetoccurred.Ifazeroisreadthenresethasoccurred.
0Asoftwareresethasnotoccurred
1Asoftwareresethasoccurred
EthernetMediaAccessController(EMAC)/ManagementDataInput/Output(MDIO) 120SPRU975BAugust2006
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