From 50d35c83f77079c6eee2e996f8724e65c64ebaca Mon Sep 17 00:00:00 2001
From: Reinier van der Walle <walle@astron.nl>
Date: Fri, 22 Oct 2021 15:53:58 +0200
Subject: [PATCH] added multi_tb
---
.../designs/lofar2_unb2b_ring/hdllib.cfg | 1 +
.../src/vhdl/lofar2_unb2b_ring.vhd | 5 +-
.../tb/vhdl/tb_lofar2_unb2b_ring.vhd | 80 +++++++++----------
.../tb/vhdl/tb_tb_lofar2_unb2b_ring.vhd | 50 ++++++++++++
4 files changed, 94 insertions(+), 42 deletions(-)
create mode 100644 applications/lofar2/designs/lofar2_unb2b_ring/tb/vhdl/tb_tb_lofar2_unb2b_ring.vhd
diff --git a/applications/lofar2/designs/lofar2_unb2b_ring/hdllib.cfg b/applications/lofar2/designs/lofar2_unb2b_ring/hdllib.cfg
index f33aafd9ab..577982457a 100644
--- a/applications/lofar2/designs/lofar2_unb2b_ring/hdllib.cfg
+++ b/applications/lofar2/designs/lofar2_unb2b_ring/hdllib.cfg
@@ -18,6 +18,7 @@ synth_files =
test_bench_files =
tb/vhdl/tb_lofar2_unb2b_ring.vhd
+ tb/vhdl/tb_tb_lofar2_unb2b_ring.vhd
regression_test_vhdl =
diff --git a/applications/lofar2/designs/lofar2_unb2b_ring/src/vhdl/lofar2_unb2b_ring.vhd b/applications/lofar2/designs/lofar2_unb2b_ring/src/vhdl/lofar2_unb2b_ring.vhd
index 3cd860ffc8..e256e2c3fd 100644
--- a/applications/lofar2/designs/lofar2_unb2b_ring/src/vhdl/lofar2_unb2b_ring.vhd
+++ b/applications/lofar2/designs/lofar2_unb2b_ring/src/vhdl/lofar2_unb2b_ring.vhd
@@ -141,8 +141,9 @@ ARCHITECTURE str OF lofar2_unb2b_ring IS
CONSTANT c_validate_channel : BOOLEAN := TRUE;
CONSTANT c_validate_channel_mode : STRING := "=";
CONSTANT c_fifo_tx_fill : NATURAL := c_lane_packet_length + sel_a_b(c_use_dp_layer, c_ring_dp_hdr_field_size, c_ring_eth_hdr_field_size); --total packet length
- CONSTANT c_fifo_tx_size : NATURAL := 2 * c_lane_packet_length;
- CONSTANT c_sync_timeout : NATURAL := sel_a_b(g_sim, g_sim_sync_timeout, c_lofar2_sample_clk_freq);
+ CONSTANT c_fifo_tx_size : NATURAL := 2 * c_lane_packet_length;
+ CONSTANT c_lofar2_sync_timeout : NATURAL := c_lofar2_sample_clk_freq + c_lofar2_sample_clk_freq / 10; -- 1.1 seconds.
+ CONSTANT c_sync_timeout : NATURAL := sel_a_b(g_sim, g_sim_sync_timeout, c_lofar2_sync_timeout );
CONSTANT c_addr_w_reg_ring_lane_info : NATURAL := 1;
CONSTANT c_addr_w_reg_bsn_monitor_v2_ring_rx : NATURAL := ceil_log2(c_nof_rx_monitors) + 3;
CONSTANT c_addr_w_reg_bsn_monitor_v2_ring_tx : NATURAL := ceil_log2(c_nof_tx_monitors) + 3;
diff --git a/applications/lofar2/designs/lofar2_unb2b_ring/tb/vhdl/tb_lofar2_unb2b_ring.vhd b/applications/lofar2/designs/lofar2_unb2b_ring/tb/vhdl/tb_lofar2_unb2b_ring.vhd
index bd89f0eefa..1c6389ec66 100644
--- a/applications/lofar2/designs/lofar2_unb2b_ring/tb/vhdl/tb_lofar2_unb2b_ring.vhd
+++ b/applications/lofar2/designs/lofar2_unb2b_ring/tb/vhdl/tb_lofar2_unb2b_ring.vhd
@@ -68,16 +68,16 @@ USE work.lofar2_unb2b_ring_pkg.ALL;
ENTITY tb_lofar2_unb2b_ring IS
GENERIC (
- g_design_name : STRING := "lofar2_unb2b_ring_one";
+ g_unb_nr : NATURAL := 0;
+ g_design_name : STRING := "lofar2_unb2b_ring_full";
g_nof_rn : NATURAL := 3;
- g_access_scheme : INTEGER RANGE 1 TO 3 := 3
+ g_access_scheme : INTEGER RANGE 1 TO 3 := 1
);
END tb_lofar2_unb2b_ring;
ARCHITECTURE tb OF tb_lofar2_unb2b_ring IS
CONSTANT c_sim : BOOLEAN := TRUE;
- CONSTANT c_unb_nr : NATURAL := 0; -- UniBoard 0
CONSTANT c_node_nr : NATURAL := 0;
CONSTANT c_id : STD_LOGIC_VECTOR(7 DOWNTO 0) := "00000000";
CONSTANT c_version : STD_LOGIC_VECTOR(1 DOWNTO 0) := "00";
@@ -99,21 +99,21 @@ ARCHITECTURE tb OF tb_lofar2_unb2b_ring IS
CONSTANT c_blocksize : NATURAL := c_sdp_V_ring_pkt_len_max - c_ring_dp_hdr_field_size;
CONSTANT c_gapsize : NATURAL := c_block_period - c_blocksize;
CONSTANT c_nof_block_per_sync : NATURAL := 3;
- CONSTANT c_sync_timeout : NATURAL := c_block_period * c_nof_block_per_sync + 1;
+ CONSTANT c_sync_timeout : NATURAL := c_block_period * c_nof_block_per_sync + 10; -- +10 for extra slack
CONSTANT c_exp_bsn_at_sync : NATURAL := c_nof_block_per_sync;
CONSTANT c_exp_nof_sop : NATURAL := c_nof_block_per_sync;
CONSTANT c_exp_nof_valid : NATURAL := c_nof_block_per_sync * c_blocksize;
-- MM
- CONSTANT c_mm_file_reg_ring_info : STRING := mmf_unb_file_prefix(c_unb_nr, c_node_nr) & "REG_RING_INFO";
- CONSTANT c_mm_file_reg_ring_lane_info : STRING := mmf_unb_file_prefix(c_unb_nr, c_node_nr) & "REG_RING_LANE_INFO";
- CONSTANT c_mm_file_reg_diag_bg : STRING := mmf_unb_file_prefix(c_unb_nr, c_node_nr) & "REG_DIAG_BG";
- CONSTANT c_mm_file_ram_diag_bg : STRING := mmf_unb_file_prefix(c_unb_nr, c_node_nr) & "RAM_DIAG_BG";
- CONSTANT c_mm_file_reg_dp_xonoff_lane : STRING := mmf_unb_file_prefix(c_unb_nr, c_node_nr) & "REG_DP_XONOFF_LANE";
- CONSTANT c_mm_file_reg_dp_xonoff_local : STRING := mmf_unb_file_prefix(c_unb_nr, c_node_nr) & "REG_DP_XONOFF_LOCAL";
- CONSTANT c_mm_file_reg_bsn_monitor_v2_ring_rx : STRING := mmf_unb_file_prefix(c_unb_nr, c_node_nr) & "REG_BSN_MONITOR_V2_RING_RX";
- CONSTANT c_mm_file_reg_bsn_monitor_v2_ring_tx : STRING := mmf_unb_file_prefix(c_unb_nr, c_node_nr) & "REG_BSN_MONITOR_V2_RING_TX";
+ CONSTANT c_mm_file_reg_ring_info : STRING := mmf_unb_file_prefix(g_unb_nr, c_node_nr) & "REG_RING_INFO";
+ CONSTANT c_mm_file_reg_ring_lane_info : STRING := mmf_unb_file_prefix(g_unb_nr, c_node_nr) & "REG_RING_LANE_INFO";
+ CONSTANT c_mm_file_reg_diag_bg : STRING := mmf_unb_file_prefix(g_unb_nr, c_node_nr) & "REG_DIAG_BG";
+ CONSTANT c_mm_file_ram_diag_bg : STRING := mmf_unb_file_prefix(g_unb_nr, c_node_nr) & "RAM_DIAG_BG";
+ CONSTANT c_mm_file_reg_dp_xonoff_lane : STRING := mmf_unb_file_prefix(g_unb_nr, c_node_nr) & "REG_DP_XONOFF_LANE";
+ CONSTANT c_mm_file_reg_dp_xonoff_local : STRING := mmf_unb_file_prefix(g_unb_nr, c_node_nr) & "REG_DP_XONOFF_LOCAL";
+ CONSTANT c_mm_file_reg_bsn_monitor_v2_ring_rx : STRING := mmf_unb_file_prefix(g_unb_nr, c_node_nr) & "REG_BSN_MONITOR_V2_RING_RX";
+ CONSTANT c_mm_file_reg_bsn_monitor_v2_ring_tx : STRING := mmf_unb_file_prefix(g_unb_nr, c_node_nr) & "REG_BSN_MONITOR_V2_RING_TX";
-- Tb
SIGNAL tb_end : STD_LOGIC := '0';
@@ -183,7 +183,7 @@ BEGIN
g_design_name => g_design_name,
g_design_note => "",
g_sim => c_sim,
- g_sim_unb_nr => c_unb_nr,
+ g_sim_unb_nr => g_unb_nr,
g_sim_node_nr => I,
g_sim_sync_timeout => c_sync_timeout
)
@@ -256,17 +256,17 @@ BEGIN
-- Write ring configuration to all nodes.
FOR RN IN 0 TO g_nof_rn-1 LOOP
- mmf_mm_bus_wr(mmf_unb_file_prefix(c_unb_nr, RN) & "REG_RING_INFO", 2, g_nof_rn, tb_clk); -- N_rn
- mmf_mm_bus_wr(mmf_unb_file_prefix(c_unb_nr, RN) & "REG_RING_INFO", 3, 0, tb_clk); -- O_rn
+ mmf_mm_bus_wr(mmf_unb_file_prefix(g_unb_nr, RN) & "REG_RING_INFO", 2, g_nof_rn, tb_clk); -- N_rn
+ mmf_mm_bus_wr(mmf_unb_file_prefix(g_unb_nr, RN) & "REG_RING_INFO", 3, 0, tb_clk); -- O_rn
END LOOP;
-- Start node specific settings
- mmf_mm_bus_wr(mmf_unb_file_prefix(c_unb_nr, 0) & "REG_RING_INFO", 0, 1, tb_clk); -- rx_select = 1
- mmf_mm_bus_wr(mmf_unb_file_prefix(c_unb_nr, 0) & "REG_RING_INFO", 1, 0, tb_clk); -- tx_select = 0
+ mmf_mm_bus_wr(mmf_unb_file_prefix(g_unb_nr, 0) & "REG_RING_INFO", 0, 1, tb_clk); -- rx_select = 1
+ mmf_mm_bus_wr(mmf_unb_file_prefix(g_unb_nr, 0) & "REG_RING_INFO", 1, 0, tb_clk); -- tx_select = 0
-- End node specific settings
- mmf_mm_bus_wr(mmf_unb_file_prefix(c_unb_nr, g_nof_rn-1) & "REG_RING_INFO", 0, 0, tb_clk); -- rx_select = 0
- mmf_mm_bus_wr(mmf_unb_file_prefix(c_unb_nr, g_nof_rn-1) & "REG_RING_INFO", 1, 1, tb_clk); -- tx_select = 1
+ mmf_mm_bus_wr(mmf_unb_file_prefix(g_unb_nr, g_nof_rn-1) & "REG_RING_INFO", 0, 0, tb_clk); -- rx_select = 0
+ mmf_mm_bus_wr(mmf_unb_file_prefix(g_unb_nr, g_nof_rn-1) & "REG_RING_INFO", 1, 1, tb_clk); -- tx_select = 1
----------------------------------------------------------------------------
-- Access scheme 1. A source RN creates the packets and sends them along the ring.
@@ -278,7 +278,7 @@ BEGIN
mmf_mm_bus_wr(c_mm_file_reg_dp_xonoff_local, I*2, 1, tb_clk); -- Enable local input
-- Set transport_nof_hops to N_rn on start node for a full transfer around the ring.
- mmf_mm_bus_wr(mmf_unb_file_prefix(c_unb_nr, 0) & "REG_RING_LANE_INFO", I*2+1, g_nof_rn, tb_clk);
+ mmf_mm_bus_wr(mmf_unb_file_prefix(g_unb_nr, 0) & "REG_RING_LANE_INFO", I*2+1, g_nof_rn, tb_clk);
END LOOP;
----------------------------------------------------------------------------
@@ -288,11 +288,11 @@ BEGIN
FOR RN IN 0 TO g_nof_rn-1 LOOP
FOR I IN 0 TO c_nof_lanes-1 LOOP
-- Select both local and remote input on all nodes on all lanes.
- mmf_mm_bus_wr(mmf_unb_file_prefix(c_unb_nr, RN) & "REG_DP_XONOFF_LANE", I*2, 1, tb_clk); -- Enable input from lane
- mmf_mm_bus_wr(mmf_unb_file_prefix(c_unb_nr, RN) & "REG_DP_XONOFF_LOCAL", I*2, 1, tb_clk); -- Enable local input
+ mmf_mm_bus_wr(mmf_unb_file_prefix(g_unb_nr, RN) & "REG_DP_XONOFF_LANE", I*2, 1, tb_clk); -- Enable input from lane
+ mmf_mm_bus_wr(mmf_unb_file_prefix(g_unb_nr, RN) & "REG_DP_XONOFF_LOCAL", I*2, 1, tb_clk); -- Enable local input
-- Set transport_nof_hops to N_rn-1 on all nodes.
- mmf_mm_bus_wr(mmf_unb_file_prefix(c_unb_nr, RN) & "REG_RING_LANE_INFO", I*2+1, g_nof_rn-1, tb_clk);
+ mmf_mm_bus_wr(mmf_unb_file_prefix(g_unb_nr, RN) & "REG_RING_LANE_INFO", I*2+1, g_nof_rn-1, tb_clk);
END LOOP;
END LOOP;
END IF;
@@ -300,10 +300,10 @@ BEGIN
-- Enable BG on all nodes (for bs_sosi)
----------------------------------------------------------------------------
FOR RN IN 0 TO g_nof_rn-1 LOOP
- mmf_mm_bus_wr(mmf_unb_file_prefix(c_unb_nr, RN) & "REG_DIAG_BG", 1, c_blocksize, tb_clk); -- samples per packet
- mmf_mm_bus_wr(mmf_unb_file_prefix(c_unb_nr, RN) & "REG_DIAG_BG", 2, c_nof_block_per_sync, tb_clk); -- blocks per sync
- mmf_mm_bus_wr(mmf_unb_file_prefix(c_unb_nr, RN) & "REG_DIAG_BG", 3, c_gapsize, tb_clk); -- gapsize
- mmf_mm_bus_wr(mmf_unb_file_prefix(c_unb_nr, RN) & "REG_DIAG_BG", 0, 3, tb_clk); -- enable at sync
+ mmf_mm_bus_wr(mmf_unb_file_prefix(g_unb_nr, RN) & "REG_DIAG_BG", 1, c_blocksize, tb_clk); -- samples per packet
+ mmf_mm_bus_wr(mmf_unb_file_prefix(g_unb_nr, RN) & "REG_DIAG_BG", 2, c_nof_block_per_sync, tb_clk); -- blocks per sync
+ mmf_mm_bus_wr(mmf_unb_file_prefix(g_unb_nr, RN) & "REG_DIAG_BG", 3, c_gapsize, tb_clk); -- gapsize
+ mmf_mm_bus_wr(mmf_unb_file_prefix(g_unb_nr, RN) & "REG_DIAG_BG", 0, 3, tb_clk); -- enable at sync
END LOOP;
----------------------------------------------------------------------------
-- Verify Access scheme 1 by reading rx / tx monitors on source RN
@@ -339,7 +339,7 @@ BEGIN
----------------------------------------------------------------------------
ELSE
-- Wait for bsn monitor to have received a sync period.
- mmf_mm_wait_until_value(mmf_unb_file_prefix(c_unb_nr, g_nof_rn-1) & "REG_BSN_MONITOR_V2_RING_RX", 4, -- read nof valid
+ mmf_mm_wait_until_value(mmf_unb_file_prefix(g_unb_nr, g_nof_rn-1) & "REG_BSN_MONITOR_V2_RING_RX", 4, -- read nof valid
"UNSIGNED", rd_data, ">", 0, -- this is the wait until condition
1 us, tb_clk); -- read every 1 us
@@ -348,33 +348,33 @@ BEGIN
FOR J IN 0 TO g_nof_rn-1 LOOP -- bsn_monitor index
-- No packets transmitted from next RN (this_rn + 1 for even lanes, this_rn - 1 for odd lanes) as this RN should have removed it from the ring.
IF (I MOD 2 = 0 AND (RN + 1) MOD g_nof_rn = J) OR (I MOD 2 = 1 AND (RN + g_nof_rn-1) MOD g_nof_rn = J) THEN
- mmf_mm_bus_rd(mmf_unb_file_prefix(c_unb_nr, RN) & "REG_BSN_MONITOR_V2_RING_TX", (I*c_sdp_N_rn_max + J) * 8+0, rd_data, tb_clk); --status bits
+ mmf_mm_bus_rd(mmf_unb_file_prefix(g_unb_nr, RN) & "REG_BSN_MONITOR_V2_RING_TX", (I*c_sdp_N_rn_max + J) * 8+0, rd_data, tb_clk); --status bits
ASSERT rd_data(2) = '1' REPORT "Wrong sync_timout, expected 1, got 0. From bsn_monitor_v2_ring_tx on RN_" & INTEGER'IMAGE(RN) & " in access scheme 2/3." SEVERITY ERROR;
ELSE
- mmf_mm_bus_rd(mmf_unb_file_prefix(c_unb_nr, RN) & "REG_BSN_MONITOR_V2_RING_TX", (I*c_sdp_N_rn_max + J) * 8+0, rd_data, tb_clk); --status bits
+ mmf_mm_bus_rd(mmf_unb_file_prefix(g_unb_nr, RN) & "REG_BSN_MONITOR_V2_RING_TX", (I*c_sdp_N_rn_max + J) * 8+0, rd_data, tb_clk); --status bits
ASSERT rd_data(2) = '0' REPORT "Wrong sync_timout, expected 0, got 1. From bsn_monitor_v2_ring_tx on RN_" & INTEGER'IMAGE(RN) & " in access scheme 2/3." SEVERITY ERROR;
- mmf_mm_bus_rd(mmf_unb_file_prefix(c_unb_nr, RN) & "REG_BSN_MONITOR_V2_RING_TX", (I*c_sdp_N_rn_max + J) * 8+1, rd_data, tb_clk); --bsn at sync
+ mmf_mm_bus_rd(mmf_unb_file_prefix(g_unb_nr, RN) & "REG_BSN_MONITOR_V2_RING_TX", (I*c_sdp_N_rn_max + J) * 8+1, rd_data, tb_clk); --bsn at sync
ASSERT TO_UINT(rd_data) = c_exp_bsn_at_sync REPORT "Wrong bsn_at_sync value from bsn_monitor_v2_ring_tx on RN_" & INTEGER'IMAGE(RN) & " in access scheme 2/3." SEVERITY ERROR;
- mmf_mm_bus_rd(mmf_unb_file_prefix(c_unb_nr, RN) & "REG_BSN_MONITOR_V2_RING_TX", (I*c_sdp_N_rn_max + J) * 8+3, rd_data, tb_clk); --nof_sop
+ mmf_mm_bus_rd(mmf_unb_file_prefix(g_unb_nr, RN) & "REG_BSN_MONITOR_V2_RING_TX", (I*c_sdp_N_rn_max + J) * 8+3, rd_data, tb_clk); --nof_sop
ASSERT TO_UINT(rd_data) = c_exp_nof_sop REPORT "Wrong nof_sop value from bsn_monitor_v2_ring_tx on RN_" & INTEGER'IMAGE(RN) & " in access scheme 2/3." SEVERITY ERROR;
- mmf_mm_bus_rd(mmf_unb_file_prefix(c_unb_nr, RN) & "REG_BSN_MONITOR_V2_RING_TX", (I*c_sdp_N_rn_max + J) * 8+4, rd_data, tb_clk); --nof_valid
+ mmf_mm_bus_rd(mmf_unb_file_prefix(g_unb_nr, RN) & "REG_BSN_MONITOR_V2_RING_TX", (I*c_sdp_N_rn_max + J) * 8+4, rd_data, tb_clk); --nof_valid
ASSERT TO_UINT(rd_data) = c_exp_nof_valid REPORT "Wrong nof_valid value from bsn_monitor_v2_ring_tx on RN_" & INTEGER'IMAGE(RN) & " in access scheme 2/3." SEVERITY ERROR;
- mmf_mm_bus_rd(mmf_unb_file_prefix(c_unb_nr, RN) & "REG_BSN_MONITOR_V2_RING_TX", (I*c_sdp_N_rn_max + J) * 8+5, rd_data, tb_clk); --nof_err
+ mmf_mm_bus_rd(mmf_unb_file_prefix(g_unb_nr, RN) & "REG_BSN_MONITOR_V2_RING_TX", (I*c_sdp_N_rn_max + J) * 8+5, rd_data, tb_clk); --nof_err
ASSERT TO_UINT(rd_data) = 0 REPORT "Wrong nof_err value from bsn_monitor_v2_ring_tx on RN_" & INTEGER'IMAGE(RN) & " in access scheme 2/3." SEVERITY ERROR;
END IF;
IF RN = J THEN -- No packets received from itself as the previous RN should have removed it from the ring.
- mmf_mm_bus_rd(mmf_unb_file_prefix(c_unb_nr, RN) & "REG_BSN_MONITOR_V2_RING_RX", (I*c_sdp_N_rn_max + J) * 8+0, rd_data, tb_clk); --status bits
+ mmf_mm_bus_rd(mmf_unb_file_prefix(g_unb_nr, RN) & "REG_BSN_MONITOR_V2_RING_RX", (I*c_sdp_N_rn_max + J) * 8+0, rd_data, tb_clk); --status bits
ASSERT rd_data(2) = '1' REPORT "Wrong sync_timout, expected 1, got 0. From bsn_monitor_v2_ring_rx on RN_" & INTEGER'IMAGE(RN) & " in access scheme 2/3." SEVERITY ERROR;
ELSE
- mmf_mm_bus_rd(mmf_unb_file_prefix(c_unb_nr, RN) & "REG_BSN_MONITOR_V2_RING_RX", (I*c_sdp_N_rn_max + J) * 8+0, rd_data, tb_clk); --status bits
+ mmf_mm_bus_rd(mmf_unb_file_prefix(g_unb_nr, RN) & "REG_BSN_MONITOR_V2_RING_RX", (I*c_sdp_N_rn_max + J) * 8+0, rd_data, tb_clk); --status bits
ASSERT rd_data(2) = '0' REPORT "Wrong sync_timout, expected 0, got 1. From bsn_monitor_v2_ring_rx on RN_" & INTEGER'IMAGE(RN) & " in access scheme 2/3." SEVERITY ERROR;
- mmf_mm_bus_rd(mmf_unb_file_prefix(c_unb_nr, RN) & "REG_BSN_MONITOR_V2_RING_RX", (I*c_sdp_N_rn_max + J) * 8+1, rd_data, tb_clk); --bsn at sync
+ mmf_mm_bus_rd(mmf_unb_file_prefix(g_unb_nr, RN) & "REG_BSN_MONITOR_V2_RING_RX", (I*c_sdp_N_rn_max + J) * 8+1, rd_data, tb_clk); --bsn at sync
ASSERT TO_UINT(rd_data) = c_exp_bsn_at_sync REPORT "Wrong bsn_at_sync value from bsn_monitor_v2_ring_rx on RN_" & INTEGER'IMAGE(RN) & " in access scheme 2/3." SEVERITY ERROR;
- mmf_mm_bus_rd(mmf_unb_file_prefix(c_unb_nr, RN) & "REG_BSN_MONITOR_V2_RING_RX", (I*c_sdp_N_rn_max + J) * 8+3, rd_data, tb_clk); --nof_sop
+ mmf_mm_bus_rd(mmf_unb_file_prefix(g_unb_nr, RN) & "REG_BSN_MONITOR_V2_RING_RX", (I*c_sdp_N_rn_max + J) * 8+3, rd_data, tb_clk); --nof_sop
ASSERT TO_UINT(rd_data) = c_exp_nof_sop REPORT "Wrong nof_sop value from bsn_monitor_v2_ring_rx on RN_" & INTEGER'IMAGE(RN) & " in access scheme 2/3." SEVERITY ERROR;
- mmf_mm_bus_rd(mmf_unb_file_prefix(c_unb_nr, RN) & "REG_BSN_MONITOR_V2_RING_RX", (I*c_sdp_N_rn_max + J) * 8+4, rd_data, tb_clk); --nof_valid
+ mmf_mm_bus_rd(mmf_unb_file_prefix(g_unb_nr, RN) & "REG_BSN_MONITOR_V2_RING_RX", (I*c_sdp_N_rn_max + J) * 8+4, rd_data, tb_clk); --nof_valid
ASSERT TO_UINT(rd_data) = c_exp_nof_valid REPORT "Wrong nof_valid value from bsn_monitor_v2_ring_rx on RN_" & INTEGER'IMAGE(RN) & " in access scheme 2/3." SEVERITY ERROR;
- mmf_mm_bus_rd(mmf_unb_file_prefix(c_unb_nr, RN) & "REG_BSN_MONITOR_V2_RING_RX", (I*c_sdp_N_rn_max + J) * 8+5, rd_data, tb_clk); --nof_err
+ mmf_mm_bus_rd(mmf_unb_file_prefix(g_unb_nr, RN) & "REG_BSN_MONITOR_V2_RING_RX", (I*c_sdp_N_rn_max + J) * 8+5, rd_data, tb_clk); --nof_err
ASSERT TO_UINT(rd_data) = 0 REPORT "Wrong nof_err value from bsn_monitor_v2_ring_rx on RN_" & INTEGER'IMAGE(RN) & " in access scheme 2/3." SEVERITY ERROR;
END IF;
END LOOP;
diff --git a/applications/lofar2/designs/lofar2_unb2b_ring/tb/vhdl/tb_tb_lofar2_unb2b_ring.vhd b/applications/lofar2/designs/lofar2_unb2b_ring/tb/vhdl/tb_tb_lofar2_unb2b_ring.vhd
new file mode 100644
index 0000000000..cc5ea3b82b
--- /dev/null
+++ b/applications/lofar2/designs/lofar2_unb2b_ring/tb/vhdl/tb_tb_lofar2_unb2b_ring.vhd
@@ -0,0 +1,50 @@
+-------------------------------------------------------------------------------
+--
+-- Copyright 2021
+-- ASTRON (Netherlands Institute for Radio Astronomy) <http://www.astron.nl/>
+-- P.O.Box 2, 7990 AA Dwingeloo, The Netherlands
+--
+-- Licensed under the Apache License, Version 2.0 (the "License");
+-- you may not use this file except in compliance with the License.
+-- You may obtain a copy of the License at
+--
+-- http://www.apache.org/licenses/LICENSE-2.0
+--
+-- Unless required by applicable law or agreed to in writing, software
+-- distributed under the License is distributed on an "AS IS" BASIS,
+-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+-- See the License for the specific language governing permissions and
+-- limitations under the License.
+--
+-------------------------------------------------------------------------------
+
+-------------------------------------------------------------------------------
+-- Author : R vd Walle
+-- Purpose: Verify multiple variations of tb_lofar2_unb2b_ring
+-- Description:
+-- Usage:
+-- > as 3
+-- > run -all
+-------------------------------------------------------------------------------
+
+LIBRARY IEEE;
+USE IEEE.std_logic_1164.ALL;
+
+ENTITY tb_tb_lofar2_unb2b_ring IS
+END tb_tb_lofar2_unb2b_ring;
+
+ARCHITECTURE tb OF tb_tb_lofar2_unb2b_ring IS
+ CONSTANT c_nof_rn : NATURAL := 3;
+ SIGNAL tb_end : STD_LOGIC := '0'; -- declare tb_end to avoid 'No objects found' error on 'when -label tb_end'
+BEGIN
+-- g_unb_nr : NATURAL := 0;
+-- g_design_name : STRING := "lofar2_unb2b_ring_full";
+-- g_nof_rn : NATURAL := 3;
+-- g_access_scheme : INTEGER RANGE 1 TO 3 := 1
+
+-- using different g_unb_nr to avoid MM file clashing.
+ u_one_1 : ENTITY work.tb_lofar2_unb2b_ring GENERIC MAP(0, "lofar2_unb2b_ring_one", c_nof_rn, 1); -- access scheme 1.
+ u_one_2_3 : ENTITY work.tb_lofar2_unb2b_ring GENERIC MAP(1, "lofar2_unb2b_ring_one", c_nof_rn, 2); -- access scheme 2/3. Tb for access scheme 2 is same tb for 3
+ u_full_1 : ENTITY work.tb_lofar2_unb2b_ring GENERIC MAP(2, "lofar2_unb2b_ring_full", c_nof_rn, 1); -- access scheme 1.
+ u_full_2_3 : ENTITY work.tb_lofar2_unb2b_ring GENERIC MAP(3, "lofar2_unb2b_ring_full", c_nof_rn, 2); -- access scheme 2/3. Tb for access scheme 2 is same tb for 3
+END tb;
--
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