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eth: Add support for synchronous gearbox to PHY, MAC+PHY, and GT wrappers

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Signed-off-by: Alex Forencich <alex@alexforencich.com>
This commit is contained in:
Alex Forencich
2025-05-30 21:14:54 -07:00
parent f31ba113d2
commit e4762b7a8c
76 changed files with 3853 additions and 1090 deletions
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22
src/eth/rtl/taxi_eth_mac_phy_10g.sv
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@@ -19,6 +19,8 @@ module taxi_eth_mac_phy_10g #
(
parameter DATA_W = 64,
parameter HDR_W = (DATA_W/32),
parameter logic TX_GBX_IF_EN = 1'b0,
parameter logic RX_GBX_IF_EN = TX_GBX_IF_EN,
parameter logic PADDING_EN = 1'b1,
parameter logic DIC_EN = 1'b1,
parameter MIN_FRAME_LEN = 64,
@@ -64,9 +66,16 @@ module taxi_eth_mac_phy_10g #
* SERDES interface
*/
output wire logic [DATA_W-1:0] serdes_tx_data,
output wire logic serdes_tx_data_valid,
output wire logic [HDR_W-1:0] serdes_tx_hdr,
output wire logic serdes_tx_hdr_valid,
input wire logic serdes_tx_gbx_req_start = 1'b0,
input wire logic serdes_tx_gbx_req_stall = 1'b0,
output wire logic serdes_tx_gbx_start,
input wire logic [DATA_W-1:0] serdes_rx_data,
input wire logic serdes_rx_data_valid = 1'b1,
input wire logic [HDR_W-1:0] serdes_rx_hdr,
input wire logic serdes_rx_hdr_valid = 1'b1,
output wire logic serdes_rx_bitslip,
output wire logic serdes_rx_reset_req,
@@ -220,6 +229,7 @@ taxi_axis_if #(.DATA_W(DATA_W), .USER_EN(1), .USER_W(RX_USER_W)) axis_rx_int();
taxi_eth_mac_phy_10g_rx #(
.DATA_W(DATA_W),
.HDR_W(HDR_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),
@@ -244,7 +254,9 @@ eth_mac_phy_10g_rx_inst (
* SERDES interface
*/
.serdes_rx_data(serdes_rx_data),
.serdes_rx_data_valid(serdes_rx_data_valid),
.serdes_rx_hdr(serdes_rx_hdr),
.serdes_rx_hdr_valid(serdes_rx_hdr_valid),
.serdes_rx_bitslip(serdes_rx_bitslip),
.serdes_rx_reset_req(serdes_rx_reset_req),
@@ -288,6 +300,7 @@ eth_mac_phy_10g_rx_inst (
taxi_eth_mac_phy_10g_tx #(
.DATA_W(DATA_W),
.HDR_W(HDR_W),
.GBX_IF_EN(TX_GBX_IF_EN),
.PADDING_EN(PADDING_EN),
.DIC_EN(DIC_EN),
.MIN_FRAME_LEN(MIN_FRAME_LEN),
@@ -314,7 +327,12 @@ eth_mac_phy_10g_tx_inst (
* SERDES interface
*/
.serdes_tx_data(serdes_tx_data),
.serdes_tx_data_valid(serdes_tx_data_valid),
.serdes_tx_hdr(serdes_tx_hdr),
.serdes_tx_hdr_valid(serdes_tx_hdr_valid),
.serdes_tx_gbx_req_start(serdes_tx_gbx_req_start),
.serdes_tx_gbx_req_stall(serdes_tx_gbx_req_stall),
.serdes_tx_gbx_start(serdes_tx_gbx_start),
/*
* PTP
@@ -635,7 +653,7 @@ 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(!RX_GBX_IF_EN || serdes_tx_data_valid),
/*
* Status
@@ -690,7 +708,7 @@ 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 || serdes_rx_data_valid),
/*
* Status