Fixed crosstalk verification, for case when there is no crosstalk.

applications/lofar2/designs/lofar2_unb2b_sdp_station/revisions/lofar2_unb2b_sdp_station_fsub/tb_lofar2_unb2b_sdp_station_fsub.vhd

@@ -467,7 +467,7 @@ BEGIN
     IF sp_subband_sst > c_eps AND v_power > c_eps THEN
       sp_subband_sst_crosstalk_snr_dB <= 10.0 * LOG10(sp_subband_sst / v_power);
     ELSIF g_read_all_SST THEN
-      REPORT "Wrong, zero crosstalk is unexpected for SP-" & NATURAL'IMAGE(g_sp) SEVERITY ERROR;
+      REPORT "Zero crosstalk for SP-" & NATURAL'IMAGE(g_sp) SEVERITY NOTE;
     END IF;
 
     proc_common_wait_some_cycles(tb_clk, 10);
@@ -519,8 +519,8 @@ BEGIN
 
     IF g_read_all_SST THEN
       -- Verify expected SNR quality measures
-      ASSERT sp_subband_sst_leakage_snr_dB   > c_exp_subband_sst_leakage_snr_dB   REPORT "Wrong to much leakage for SP " & NATURAL'IMAGE(g_sp) SEVERITY ERROR;
-      ASSERT sp_subband_sst_crosstalk_snr_dB > c_exp_subband_sst_crosstalk_snr_dB REPORT "Wrong to much crosstalk for SP " & NATURAL'IMAGE(g_sp) SEVERITY ERROR;
+      ASSERT sp_subband_sst_leakage = 0.0 OR sp_subband_sst_leakage_snr_dB > c_exp_subband_sst_leakage_snr_dB REPORT "Wrong too much leakage for SP " & NATURAL'IMAGE(g_sp) SEVERITY ERROR;
+      ASSERT sp_subband_sst_crosstalk = 0.0 OR sp_subband_sst_crosstalk_snr_dB > c_exp_subband_sst_crosstalk_snr_dB REPORT "Wrong too much crosstalk for SP " & NATURAL'IMAGE(g_sp) SEVERITY ERROR;
     END IF;
 
     ---------------------------------------------------------------------------

applications/lofar2/designs/lofar2_unb2c_sdp_station/revisions/lofar2_unb2c_sdp_station_fsub/tb_lofar2_unb2c_sdp_station_fsub.vhd

@@ -449,7 +449,7 @@ BEGIN
     IF sp_subband_sst > c_eps AND v_power > c_eps THEN
       sp_subband_sst_crosstalk_snr_dB <= 10.0 * LOG10(sp_subband_sst / v_power);
     ELSIF g_read_all_SST THEN
-      REPORT "Wrong, zero crosstalk is unexpected for SP-" & NATURAL'IMAGE(g_sp) SEVERITY ERROR;
+      REPORT "Zero crosstalk for SP-" & NATURAL'IMAGE(g_sp) SEVERITY NOTE;
     END IF;
 
     proc_common_wait_some_cycles(tb_clk, 10);
@@ -501,8 +501,8 @@ BEGIN
 
     IF g_read_all_SST THEN
       -- Verify expected SNR quality measures
-      ASSERT sp_subband_sst_leakage_snr_dB   > c_exp_subband_sst_leakage_snr_dB   REPORT "Wrong to much leakage for SP " & NATURAL'IMAGE(g_sp) SEVERITY ERROR;
-      ASSERT sp_subband_sst_crosstalk_snr_dB > c_exp_subband_sst_crosstalk_snr_dB REPORT "Wrong to much crosstalk for SP " & NATURAL'IMAGE(g_sp) SEVERITY ERROR;
+      ASSERT sp_subband_sst_leakage = 0.0 OR sp_subband_sst_leakage_snr_dB > c_exp_subband_sst_leakage_snr_dB REPORT "Wrong too much leakage for SP " & NATURAL'IMAGE(g_sp) SEVERITY ERROR;
+      ASSERT sp_subband_sst_crosstalk = 0.0 OR sp_subband_sst_crosstalk_snr_dB > c_exp_subband_sst_crosstalk_snr_dB REPORT "Wrong too much crosstalk for SP " & NATURAL'IMAGE(g_sp) SEVERITY ERROR;
     END IF;
 
     ---------------------------------------------------------------------------