High Performance Two Port 10/100 Managed Ethernet Switch with 32-Bit Non-PCI CPU Interface
Datasheet
Revision 1.4 (08-19-08)
204
SMSC LAN9312
DATASHEET
14.2.5.4
Port x 1588 Source UUID Low-DWORD Receive Capture Register
(1588_SRC_UUID_LO_RX_CAPTURE_x)
Note:
The selection between Sync or Delay_Req packets is based on the corresponding
master/slave bit in the
1588 Configuration Register (1588_CONFIG)
.
Note:
There are multiple instantiations of this register, one for each port of the LAN9312. 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: 10Ch
Size:
32 bits
Port 2: 12Ch
Port 0: 14Ch
BITS
DESCRIPTION
TYPE
DEFAULT
31:0
Source UUID Low (SRC_UUID_LO)
This field contains the low 32-bits of the Source UUID from the 1588 Sync
or Delay_Req packet.
RO
00000000h