SMSC LAN9311 User Manual

Two Port 10/100 Managed Ethernet Switch with 16-Bit Non-PCI CPU Interface

Datasheet

Revision 1.4 (08-19-08)

208

SMSC LAN9311/LAN9311i

DATASHEET

14.2.5.7

Port x 1588 Sequence ID, Source UUID High-WORD Transmit Capture Register

(1588_SEQ_ID_SRC_UUID_HI_TX_CAPTURE_x)

Note:

The selection between Sync or Delay_Req packets is based on the corresponding
master/slave bit in the

Note:

There are multiple instantiations of this register, one for each port of the LAN9311/LAN9311i.
Refer to

for additional information.

Note:

For Port 0(Host MAC), receive is defined as data from the switch fabric, while transmit is to
the switch fabric.

Offset:

Port 1: 118h

Size:

32 bits

Port 2: 138h
Port 0: 158h

BITS

DESCRIPTION

TYPE

DEFAULT

31:16

Sequence ID (SEQ_ID)
This field contains the Sequence ID from the 1588 Sync or Delay_Req
packet.

0000h

15:0

Source UUID High (SRC_UUID_HI)
This field contains the high 16-bits of the Source UUID from the 1588 Sync
or Delay_Req packet.

0000h