Entity: RawEthFramerRx
- File: RawEthFramerRx.vhd
Diagram
Description
Company : SLAC National Accelerator Laboratory
Description: Raw L2 Ethernet Framer's RX Engine
This file is part of 'SLAC Firmware Standard Library'. It is subject to the license terms in the LICENSE.txt file found in the top-level directory of this distribution and at: https://confluence.slac.stanford.edu/display/ppareg/LICENSE.html. No part of 'SLAC Firmware Standard Library', including this file, may be copied, modified, propagated, or distributed except according to
the terms contained in the LICENSE.txt file.
Generics
| Generic name | Type | Value | Description |
|---|---|---|---|
| TPD_G | time | 1 ns | |
| ETH_TYPE_G | slv(15 downto 0) | x"0010" |
Ports
| Port name | Direction | Type | Description |
|---|---|---|---|
| localMac | in | slv(47 downto 0) | big-Endian configuration |
| remoteMac | in | slv(47 downto 0) | big-Endian configuration |
| tDest | out | slv(7 downto 0) | |
| req | out | sl | |
| ack | in | sl | |
| obMacMaster | in | AxiStreamMasterType | Interface to Ethernet Media Access Controller (MAC) |
| obMacSlave | out | AxiStreamSlaveType | |
| ibAppMaster | out | AxiStreamMasterType | Interface to Application engine(s) |
| ibAppSlave | in | AxiStreamSlaveType | |
| clk | in | sl | Clock and Reset |
| rst | in | sl |
Signals
| Name | Type | Description |
|---|---|---|
| r | RegType | |
| rin | RegType |
Constants
| Name | Type | Value | Description |
|---|---|---|---|
| BC_MAC_C | slv(47 downto 0) | x"FFFFFFFFFFFF" | |
| REG_INIT_C | RegType | ( bcf => '0', req => '0', dstMac => (others => '0'), srcMac => (others => '0'), minByteCnt => 0, sof => '1', eof => '0', eofe => '0', obMacSlave => AXI_STREAM_SLAVE_INIT_C, ibAppMaster => AXI_STREAM_MASTER_INIT_C, state => IDLE_S) |
Types
| Name | Type | Description |
|---|---|---|
| StateType | ( IDLE_S, HDR_S, TDEST_S, MOVE_S) |
|
| RegType |
Processes
- comb: ( ack, ibAppSlave, localMac, obMacMaster, r, remoteMac, rst )
- seq: ( clk )