From 0ead0b22fdcd7c5962e6b8489ffacdc0d88299d1 Mon Sep 17 00:00:00 2001 From: Eric Kooistra <kooistra@astron.nl> Date: Wed, 2 Nov 2022 16:17:33 +0100 Subject: [PATCH] Correct quant_sosi width in comment. --- .../lofar2/libraries/sdp/src/vhdl/node_sdp_filterbank.vhd | 6 +----- 1 file changed, 1 insertion(+), 5 deletions(-) diff --git a/applications/lofar2/libraries/sdp/src/vhdl/node_sdp_filterbank.vhd b/applications/lofar2/libraries/sdp/src/vhdl/node_sdp_filterbank.vhd index 5381775015..b0f7af320e 100644 --- a/applications/lofar2/libraries/sdp/src/vhdl/node_sdp_filterbank.vhd +++ b/applications/lofar2/libraries/sdp/src/vhdl/node_sdp_filterbank.vhd @@ -34,7 +34,7 @@ -- -- . Subband widths: -- - raw_sosi : c_subband_raw_dat_w bits --- - quant_sosi : c_subband_quant_dat_w = c_sdp_W_subband bits +-- - quant_sosi : g_wpfb.fft_out_dat = c_sdp_W_subband bits -- The quantized subbands are output and used for the SST. -- The raw subbands are weighted by the equalizer and are output to allow -- further weighting by the beamformer weights (in the BF) or to allow @@ -125,7 +125,6 @@ ARCHITECTURE str OF node_sdp_filterbank IS CONSTANT c_fft : t_fft := func_wpfb_map_wpfb_parameters_to_fft(g_wpfb); CONSTANT c_subband_raw_dat_w : NATURAL := func_fft_raw_dat_w(c_fft); CONSTANT c_subband_raw_fraction_w : NATURAL := func_fft_raw_fraction_w(c_fft); - CONSTANT c_subband_quant_dat_w : NATURAL := c_subband_raw_dat_w - c_subband_raw_fraction_w; CONSTANT c_si_pipeline : NATURAL := 1; @@ -165,12 +164,9 @@ ARCHITECTURE str OF node_sdp_filterbank IS signal dbg_g_wpfb : t_wpfb := g_wpfb; signal dbg_c_subband_raw_dat_w : natural := c_subband_raw_dat_w; signal dbg_c_subband_raw_fraction_w : natural := c_subband_raw_fraction_w; - signal dbg_c_subband_quant_dat_w : natural := c_subband_quant_dat_w; BEGIN - ASSERT c_subband_quant_dat_w = c_sdp_W_subband REPORT "FSub: Quantized subband width mismatch." SEVERITY FAILURE; - --------------------------------------------------------------- -- SPECTRAL INVERSION --------------------------------------------------------------- -- GitLab