Allwinner A20 - GMAC Block Diagram

A20 User Manual (Revision 1.2) Copyright © 2013 Allwinner Technology Co., Ltd. All Rights Reserved. Page 745 / 812
6.12.2. GMAC Block Diagram
GMAC
TXFIFO RXFIFO
TXFC RXFCDMA
DMA CSR
MAC CSR
OMR
Register
AHB
Master
AHB Slave
G(MII)
RGMII
PHY
Interface