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Update volume_multiplier testbench and adjust simulation settings; refactor balance_controller and effect_selector logic

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This commit is contained in:
Davide Cavagnola
2025-05-23 11:12:07 +02:00
parent fd7bac0da1
commit d3dd458825
8 changed files with 224 additions and 38 deletions
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16
LAB3/src/volume_saturator.vhd
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@@ -28,12 +28,15 @@ END volume_saturator;
ARCHITECTURE Behavioral OF volume_saturator IS
CONSTANT HIGHER_BOUND_VEC : STD_LOGIC_VECTOR(TDATA_WIDTH - 1 DOWNTO 0) := STD_LOGIC_VECTOR(to_signed(HIGHER_BOUND, TDATA_WIDTH));
CONSTANT LOWER_BOUND_VEC : STD_LOGIC_VECTOR(TDATA_WIDTH - 1 DOWNTO 0) := STD_LOGIC_VECTOR(to_signed(LOWER_BOUND, TDATA_WIDTH));
SIGNAL m_axis_tvalid_int : STD_LOGIC;
BEGIN
-- Output assignments
m_axis_tvalid <= m_axis_tvalid_int;
s_axis_tready <= m_axis_tready AND aresetn;
s_axis_tready <= (m_axis_tready OR NOT m_axis_tvalid_int) AND aresetn;
PROCESS (aclk)
BEGIN
@@ -43,9 +46,8 @@ BEGIN
IF aresetn = '0' THEN
m_axis_tvalid_int <= '0';
m_axis_tlast <= '0';
m_axis_tdata <= (OTHERS => '0');
ELSE
ELSE
-- Clear valid flag when master interface is ready
IF m_axis_tready = '1' THEN
m_axis_tvalid_int <= '0';
@@ -54,11 +56,11 @@ BEGIN
-- Handle the data flow
IF s_axis_tvalid = '1' AND m_axis_tready = '1' THEN
-- Check if the input data is within the bounds else saturate
IF signed(s_axis_tdata) > to_signed(HIGHER_BOUND, s_axis_tdata'length) THEN
m_axis_tdata <= STD_LOGIC_VECTOR(to_signed(HIGHER_BOUND, TDATA_WIDTH));
IF signed(s_axis_tdata) > signed(HIGHER_BOUND_VEC) THEN
m_axis_tdata <= HIGHER_BOUND_VEC;
ELSIF signed(s_axis_tdata) < to_signed(LOWER_BOUND, s_axis_tdata'length) THEN
m_axis_tdata <= STD_LOGIC_VECTOR(to_signed(LOWER_BOUND, TDATA_WIDTH));
ELSIF signed(s_axis_tdata) < signed(LOWER_BOUND_VEC) THEN
m_axis_tdata <= LOWER_BOUND_VEC;
ELSE
m_axis_tdata <= STD_LOGIC_VECTOR(resize(signed(s_axis_tdata), TDATA_WIDTH));