bslathi19/taxi-bsl
1
0
Fork 0
Code Issues Pull Requests Actions 1 Packages Projects Releases Wiki Activity

eth: Add gearbox support to 64-bit 10G MAC

Browse Source 
Signed-off-by: Alex Forencich <alex@alexforencich.com>
This commit is contained in:
Alex Forencich
2025-06-13 16:39:55 -07:00
parent 28195390a2
commit e846e7f0cd
18 changed files with 641 additions and 536 deletions
Download Patch File Download Diff File Expand all files Collapse all files

20
src/eth/rtl/taxi_eth_mac_10g.sv
View File

@@ -19,6 +19,9 @@ module taxi_eth_mac_10g #
(
parameter DATA_W = 64,
parameter CTRL_W = (DATA_W/8),
parameter logic TX_GBX_IF_EN = 1'b0,
parameter logic RX_GBX_IF_EN = TX_GBX_IF_EN,
parameter GBX_CNT = 1,
parameter logic PADDING_EN = 1'b1,
parameter logic DIC_EN = 1'b1,
parameter MIN_FRAME_LEN = 64,
@@ -57,8 +60,13 @@ module taxi_eth_mac_10g #
*/
input wire logic [DATA_W-1:0] xgmii_rxd,
input wire logic [CTRL_W-1:0] xgmii_rxc,
input wire logic xgmii_rx_valid = 1'b1,
output wire logic [DATA_W-1:0] xgmii_txd,
output wire logic [CTRL_W-1:0] xgmii_txc,
output wire logic xgmii_tx_valid = 1'b1,
input wire logic [GBX_CNT-1:0] tx_gbx_req_sync = '0,
input wire logic tx_gbx_req_stall = 1'b0,
output wire logic [GBX_CNT-1:0] tx_gbx_sync,
/*
* PTP
@@ -213,6 +221,7 @@ if (DATA_W == 64) begin
taxi_axis_xgmii_rx_64 #(
.DATA_W(DATA_W),
.CTRL_W(CTRL_W),
.GBX_IF_EN(RX_GBX_IF_EN),
.PTP_TS_EN(PTP_TS_EN),
.PTP_TS_FMT_TOD(PTP_TS_FMT_TOD),
.PTP_TS_W(PTP_TS_W)
@@ -226,6 +235,7 @@ if (DATA_W == 64) begin
*/
.xgmii_rxd(xgmii_rxd),
.xgmii_rxc(xgmii_rxc),
.xgmii_rx_valid(xgmii_rx_valid),
/*
* Receive interface (AXI stream)
@@ -267,6 +277,8 @@ if (DATA_W == 64) begin
taxi_axis_xgmii_tx_64 #(
.DATA_W(DATA_W),
.CTRL_W(CTRL_W),
.GBX_IF_EN(TX_GBX_IF_EN),
.GBX_CNT(GBX_CNT),
.PADDING_EN(PADDING_EN),
.DIC_EN(DIC_EN),
.MIN_FRAME_LEN(MIN_FRAME_LEN),
@@ -290,6 +302,10 @@ if (DATA_W == 64) begin
*/
.xgmii_txd(xgmii_txd),
.xgmii_txc(xgmii_txc),
.xgmii_tx_valid(xgmii_tx_valid),
.tx_gbx_req_sync(tx_gbx_req_sync),
.tx_gbx_req_stall(tx_gbx_req_stall),
.tx_gbx_sync(tx_gbx_sync),
/*
* PTP
@@ -731,7 +747,7 @@ if (MAC_CTRL_EN) begin : mac_ctrl
.cfg_tx_pfc_quanta(cfg_tx_pfc_quanta),
.cfg_tx_pfc_refresh(cfg_tx_pfc_refresh),
.cfg_quanta_step(10'((DATA_W*256)/512)),
.cfg_quanta_clk_en(1'b1),
.cfg_quanta_clk_en(!TX_GBX_IF_EN || xgmii_tx_valid),
/*
* Status
@@ -786,7 +802,7 @@ if (MAC_CTRL_EN) begin : mac_ctrl
.cfg_rx_pfc_opcode(cfg_rx_pfc_opcode),
.cfg_rx_pfc_en(cfg_rx_pfc_en),
.cfg_quanta_step(10'((DATA_W*256)/512)),
.cfg_quanta_clk_en(1'b1),
.cfg_quanta_clk_en(!RX_GBX_IF_EN || xgmii_rx_valid),
/*
* Status