Incor User's Guide Ethernet Media Access Controller TMS320C645x DSP

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5 EMAC Port Registers

5.1 Introduction

EMAC Port Registers

Table 29 lists the memory-mapped registers for the Ethernet Media Access Controller (EMAC). See the

device-specific data manual for the memory address of these registers.

Table 29. Ethernet Media Access Controller (EMAC) Registers

Offset Acronym Register Description Section

0h TXIDVER Transmit Identification and Version Register Section 5.2

4h TXCONTROL Transmit Control Register Section 5.3

8h TXTEARDOWN Transmit Teardown Register Section 5.4

10h RXIDVER Receive Identification and Version Register Section 5.5

14h RXCONTROL Receive Control Register Section 5.6

18h RXTEARDOWN Receive Teardown Register Section 5.7

80h TXINTSTATRAW Transmit Interrupt Status (Unmasked) Register Section 5.8

84h TXINTSTATMASKED Transmit Interrupt Status (Masked) Register Section 5.9

88h TXINTMASKSET Transmit Interrupt Mask Set Register Section 5.10

8Ch TXINTMASKCLEAR Transmit Interrupt Clear Register Section 5.11

90h MACINVECTOR MAC Input Vector Register Section 5.12

A0h RXINTSTATRAW Receive Interrupt Status (Unmasked) Register Section 5.13

A4h RXINTSTATMASKED Receive Interrupt Status (Masked) Register Section 5.14

A8h RXINTMASKSET Receive Interrupt Mask Set Register Section 5.15

ACh RXINTMASKCLEAR Receive Interrupt Mask Clear Register Section 5.16

B0h MACINTSTATRAW MAC Interrupt Status (Unmasked) Register Section 5.17

B4h MACINTSTATMASKED MAC Interrupt Status (Masked) Register Section 5.18

B8h MACINTMASKSET MAC Interrupt Mask Set Register Section 5.19

BCh MACINTMASKCLEAR MAC Interrupt Mask Clear Register Section 5.20

100h RXMBPENABLE Receive Multicast/Broadcast/Promiscuous Channel Enable Section 5.21

104h RXUNICASTSET Receive Unicast Enable Set Register Section 5.22

108h RXUNICASTCLEAR Receive Unicast Clear Register Section 5.23

10Ch RXMAXLEN Receive Maximum Length Register Section 5.24

110h RXBUFFEROFFSET Receive Buffer Offset Register Section 5.25

114h RXFILTERLOWTHRESH Receive Filter Low Priority Frame Threshold Register Section 5.26

120h RX0FLOWTHRESH Receive Channel 0 Flow Control Threshold Register Section 5.27

124h RX1FLOWTHRESH Receive Channel 1 Flow Control Threshold Register Section 5.27

128h RX2FLOWTHRESH Receive Channel 2 Flow Control Threshold Register Section 5.27

12Ch RX3FLOWTHRESH Receive Channel 3 Flow Control Threshold Register Section 5.27

130h RX4FLOWTHRESH Receive Channel 4 Flow Control Threshold Register Section 5.27

134h RX5FLOWTHRESH Receive Channel 5 Flow Control Threshold Register Section 5.27

138h RX6FLOWTHRESH Receive Channel 6 Flow Control Threshold Register Section 5.27

13Ch RX7FLOWTHRESH Receive Channel 7 Flow Control Threshold Register Section 5.27

140h RX0FREEBUFFER Receive Channel 0 Free Buffer Count Register Section 5.28

144h RX1FREEBUFFER Receive Channel 1 Free Buffer Count Register Section 5.28

148h RX2FREEBUFFER Receive Channel 2 Free Buffer Count Register Section 5.28

14Ch RX3FREEBUFFER Receive Channel 3 Free Buffer Count Register Section 5.28

150h RX4FREEBUFFER Receive Channel 4 Free Buffer Count Register Section 5.28

154h RX5FREEBUFFER Receive Channel 5 Free Buffer Count Register Section 5.28

158h RX6FREEBUFFER Receive Channel 6 Free Buffer Count Register Section 5.28

SPRU975B – August 2006 Ethernet Media Access Controller (EMAC)/Management Data Input/Output (MDIO) 81

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