From 95ed205ff56175c7e1fafaa5e8ad7207615b8a3a Mon Sep 17 00:00:00 2001
From: Erik Kooistra <kooistra@astron.nl>
Date: Tue, 2 Dec 2014 16:37:36 +0000
Subject: [PATCH] Added xgmii_rx_ready_arr port.
---
libraries/technology/10gbase_r/tech_10gbase_r.vhd | 5 +++--
libraries/technology/10gbase_r/tech_10gbase_r_arria10.vhd | 5 +++--
2 files changed, 6 insertions(+), 4 deletions(-)
diff --git a/libraries/technology/10gbase_r/tech_10gbase_r.vhd b/libraries/technology/10gbase_r/tech_10gbase_r.vhd
index f524f2e30e..16a0132b3a 100644
--- a/libraries/technology/10gbase_r/tech_10gbase_r.vhd
+++ b/libraries/technology/10gbase_r/tech_10gbase_r.vhd
@@ -42,7 +42,8 @@ ENTITY tech_10gbase_r IS
rst_156 : IN STD_LOGIC;
-- XGMII interface
- xgmii_tx_ready_arr : OUT STD_LOGIC_VECTOR(g_nof_channels-1 DOWNTO 0);
+ xgmii_tx_ready_arr : OUT STD_LOGIC_VECTOR(g_nof_channels-1 DOWNTO 0); -- can be used for xon flow control
+ xgmii_rx_ready_arr : OUT STD_LOGIC_VECTOR(g_nof_channels-1 DOWNTO 0); -- typically leave not connected
xgmii_tx_dc_arr : IN t_xgmii_dc_arr(g_nof_channels-1 DOWNTO 0); -- 72 bit
xgmii_rx_dc_arr : OUT t_xgmii_dc_arr(g_nof_channels-1 DOWNTO 0); -- 72 bit
@@ -62,7 +63,7 @@ BEGIN
GENERIC MAP (g_sim, g_nof_channels)
PORT MAP (tr_ref_clk_644,
clk_156, rst_156,
- xgmii_tx_ready_arr, xgmii_tx_dc_arr, xgmii_rx_dc_arr,
+ xgmii_tx_ready_arr, xgmii_rx_ready_arr, xgmii_tx_dc_arr, xgmii_rx_dc_arr,
tx_serial_arr, rx_serial_arr);
END GENERATE;
diff --git a/libraries/technology/10gbase_r/tech_10gbase_r_arria10.vhd b/libraries/technology/10gbase_r/tech_10gbase_r_arria10.vhd
index 4697f6a6f2..83a183ca20 100644
--- a/libraries/technology/10gbase_r/tech_10gbase_r_arria10.vhd
+++ b/libraries/technology/10gbase_r/tech_10gbase_r_arria10.vhd
@@ -46,7 +46,8 @@ ENTITY tech_10gbase_r_arria10 IS
rst_156 : IN STD_LOGIC;
-- XGMII interface
- xgmii_tx_ready_arr : OUT STD_LOGIC_VECTOR(g_nof_channels-1 DOWNTO 0);
+ xgmii_tx_ready_arr : OUT STD_LOGIC_VECTOR(g_nof_channels-1 DOWNTO 0); -- can be used for xon flow control
+ xgmii_rx_ready_arr : OUT STD_LOGIC_VECTOR(g_nof_channels-1 DOWNTO 0); -- typically leave not connected
xgmii_tx_dc_arr : IN t_xgmii_dc_arr(g_nof_channels-1 DOWNTO 0); -- 72 bit
xgmii_rx_dc_arr : OUT t_xgmii_dc_arr(g_nof_channels-1 DOWNTO 0); -- 72 bit
@@ -167,7 +168,7 @@ BEGIN
tx_cal_busy => cal_busy_arr(I DOWNTO I),
rx_analogreset => rx_analogreset_arr(I DOWNTO I),
rx_digitalreset => rx_digitalreset_arr(I DOWNTO I),
- rx_ready => OPEN,
+ rx_ready => xgmii_rx_ready_arr(I DOWNTO I),
rx_is_lockedtodata => rx_is_lockedtodata_arr(I DOWNTO I),
rx_cal_busy => rx_cal_busy_arr(I DOWNTO I)
);
--
GitLab