DescriptionResetTypeNameBit/Field
TX/RX Controller's TX FIFO Read Controller Status
This field indicates the state of the TX FIFO read controller:
DescriptionValue
IDLE state0x0
READ state (transferring data to MAC transmitter)0x1
Waiting for TX Status from MAC transmitter0x2
Writing the received TX Status or flushing the TX FIFO0x3
0x0ROTRC21:20
MAC Transmitter PAUSE
DescriptionValue
MAC transmitter is not in PAUSE mode.0
Indicates that the MAC transmitter is in the PAUSE condition
(in the full-duplex only mode) and hence does not schedule any
frame for transmission.
1
0ROTXPAUSED19
MAC Transmit Frame Controller Status
This field indicates the state of the MAC Transmit Frame Controller
module:
DescriptionValue
IDLE state0x0
Waiting for status of previous frame or IFG or backoff period to
be over
0x1
Generating and transmitting a PAUSE control frame (in the
full-duplex mode)
0x2
Transferring input frame for transmission0x3
0x0ROTFC18:17
MAC MII Transmit Protocol Engine Status
DescriptionValue
MAC MII transmit protocol engine is not actively transmitting
data.
0
MAC MII transmit protocol engine is actively transmitting data
and is not in the IDLE state.
1
0ROTPE16
Software should not rely on the value of a reserved bit. To provide
compatibility with future products, the value of a reserved bit should be
preserved across a read-modify-write operation.
0x00ROreserved15:10
June 18, 20141492
Texas Instruments-Production Data
Ethernet Controller
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