From 089f1a6b2c017372a0da8ef6fbcc635f0c737b27 Mon Sep 17 00:00:00 2001
From: Eric Kooistra <kooistra@astron.nl>
Date: Fri, 26 Nov 2021 12:25:29 +0100
Subject: [PATCH] Define c_data_size = 2 and c_nof_data_per_step = 2 using
constants from sdp_pkg.vhd.
---
.../libraries/sdp/src/vhdl/sdp_statistics_offload.vhd | 9 +++++++--
1 file changed, 7 insertions(+), 2 deletions(-)
diff --git a/applications/lofar2/libraries/sdp/src/vhdl/sdp_statistics_offload.vhd b/applications/lofar2/libraries/sdp/src/vhdl/sdp_statistics_offload.vhd
index 64aaceceee..bab8bb8ca2 100644
--- a/applications/lofar2/libraries/sdp/src/vhdl/sdp_statistics_offload.vhd
+++ b/applications/lofar2/libraries/sdp/src/vhdl/sdp_statistics_offload.vhd
@@ -103,8 +103,13 @@ ARCHITECTURE str OF sdp_statistics_offload IS
CONSTANT c_beamlet_id : NATURAL := g_beamset_id * c_sdp_S_sub_bf;
-- payload data
- CONSTANT c_data_size : NATURAL := 2;
- CONSTANT c_nof_data_per_step : NATURAL := 2;
+ CONSTANT c_data_size : NATURAL := c_sdp_stat_data_sz; -- = 2
+ -- Note:
+ -- . c_nof_data_per_step = 2 for all g_statistics_type, but for different
+ -- reasons, because c_sdp_N_pol_bf = c_nof_complex = c_sdp_Q_fft = 2
+ CONSTANT c_nof_data_per_step : NATURAL := sel_a_b(g_statistics_type="BST", c_sdp_N_pol_bf,
+ sel_a_b(g_statistics_type="XST", c_nof_complex,
+ c_sdp_Q_fft)); -- SST
CONSTANT c_step_size : NATURAL := sel_a_b(g_statistics_type="BST", c_data_size,
sel_a_b(g_statistics_type="XST", c_data_size,
c_data_size * c_nof_data_per_step)); -- SST
--
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