Xilinx Virtex-4 - Page 21

Embedded Tri-Mode Ethernet MAC User Guide www.xilinx.com 21
UG074 (v2.2) February 22, 2010
Ethernet MAC Primitive
R
Figure 2-3: Ethernet MAC Primitive
EMAC#
Primitive
DCREMACABUS[8:9]
DCREMACCLK
DCREMACDBUS[0:31]
DCREMACREAD
DCREMACWRITE
DCRHOSTDONEIR
EMAC#CLIENTRXD[15:0]
EMAC#CLIENTRXDVLD
EMAC#CLIENTRXDVLDMSW
EMAC#CLIENTRXGOODFRAME
EMAC#CLIENTRXBADFRAME
EMAC#CLIENTRXFRAMEDROP
CLIENTEMAC#TXFIRSTBYTE
EMAC#CLIENTTXCOLLISION
HOSTADDR[9:0]
HOSTCLK
HOSTMIIMSEL
HOSTOPCODE[1:0]
HOSTREQ
HOSTMIIMRDY
HOSTRDDATA[31:0]
HOSTWRDATA[31:0]
DCREMACENABLE
EMACDCRACK
EMACDCRDBUS[0:31]
EMAC#CLIENTRXSTATS[6:0]
EMAC#CLIENTRXSTATSBYTEVLD
EMAC#CLIENTRXSTATSVLD
CLIENTEMAC#TXD[15:0]
CLIENTEMAC#TXDVLD
CLIENTEMAC#TXDVLDMSW
EMAC#CLIENTTXACK
EMAC#CLIENTTXRETRANSMIT
EMAC#CLIENTTXSTATS
EMAC#CLIENTTXSTATSBYTEVLD
EMAC#CLIENTTXSTATSVLD
HOSTEMAC1SEL
EMAC#PHYMCLKOUT
PHYEMAC#MDIN
EMAC#PHYMDOUT
EMAC#PHYMDTRI
PHYEMAC#RXCLK
PHYEMAC#RXD[7:0]
PHYEMAC#RXDV
PHYEMAC#RXER
EMAC#PHYTXCLK
EMAC#PHYTXD[7:0]
EMAC#PHYMGTTXRESET
EMAC#PHYPOWERDOWN
PHYEMAC#RXBUFSTATUS[1:0]
PHYEMAC#RXCHARISCOMMA
PHYEMAC#RXCHARISK
PHYEMAC#RXCHECKINGCRC
PHYEMAC#RXCOMMADET
PHYEMAC#RXDISPERR
PHYEMAC#RXLOSSOFSYNC[1:0]
EMAC#PHYTXEN
EMAC#PHYTXER
PHYEMAC#COL
PHYEMAC#CRS
EMAC#PHYENCOMMAALIGN
EMAC#PHYLOOPBACKMSB
EMAC#PHYMGTRXRESET
EMAC#PHYSYNCACQSTATUS
EMAC#PHYTXCHARDISPMODE
EMAC#PHYTXCHARDISPVAL
EMAC#PHYTXCHARISK
PHYEMAC#RXNOTINTABLE
PHYEMAC#RXRUNDISP
CLIENTEMAC#PAUSEREQ
CLIENTEMAC#PAUSEVAL[15:0]
CLIENTEMAC#TXUNDERRUN
CLIENTEMAC#TXIFGDELAY[7:0]
PHYEMAC#PHYAD[4:0]
PHYEMAC#SIGNALDET
PHYEMAC#TXBUFERR
PHYEMAC#GTXCLK
PHYEMAC#MIITXCLK
EMAC#CLIENTRXCLIENTCLKOUT
CLIENTEMAC#RXCLIENTCLKIN
EMAC#CLIENTTXCLIENTCLKOUT
CLIENTEMAC#TXCLIENTCLKIN
TIEEMAC#CONFIGVEC[79:0]
TIEEMAC#UNICASTADDR[47:0]
RESET
CLIENTEMAC#TXGMIIMIICLKIN
EMAC#CLIENTTXGMIIMIICLKOUT
EMAC#CLIENTRXDVREG6
PHYEMAC#MCLKIN
PHYEMAC#RXBUFERR
PHYEMAC#RXCLKCORCNT[2:0]
RX ClientTX Client
Flow
Control
Generic
Host Bus
DCR
Bus
EMAC#CLIENTANINTERRUPT
CLIENTEMAC#DCMLOCKED
ug074_2_03_101804
Multi-Gigabit Transceiver
Management
Data I/O
Physical Interface
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