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Adds PipelineSwitch entity and testbench

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Introduces the PipelineSwitch component with configurable routing behavior based on input comparison modes. Implements modes such as "none", "or", "and", "xor", "equal", and others. Adds a comprehensive testbench to validate functionality across all supported modes.
This commit is contained in:
0xMax42
2025-04-19 20:39:29 +00:00
parent 286ae5a12c
commit 3a588948a6
4 changed files with 820 additions and 1 deletions
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109
tests/PipelineBuffer_tb.wcfg Normal file
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<?xml version="1.0" encoding="UTF-8"?>
<wave_config>
<wave_state>
</wave_state>
<db_ref_list>
<db_ref path="./isim.wdb" id="1" type="auto">
<top_modules>
<top_module name="env" />
<top_module name="glbl" />
<top_module name="math_real" />
<top_module name="numeric_std" />
<top_module name="pipelinebuffer_tb" />
<top_module name="std_logic_1164" />
</top_modules>
</db_ref>
</db_ref_list>
<WVObjectSize size="12" />
<wvobject fp_name="/pipelinebuffer_tb/i_clk" type="logic" db_ref_id="1">
<obj_property name="ElementShortName">i_clk</obj_property>
<obj_property name="ObjectShortName">i_clk</obj_property>
</wvobject>
<wvobject fp_name="/pipelinebuffer_tb/i_rst" type="logic" db_ref_id="1">
<obj_property name="ElementShortName">i_rst</obj_property>
<obj_property name="ObjectShortName">i_rst</obj_property>
</wvobject>
<wvobject fp_name="/pipelinebuffer_tb/i_ce" type="logic" db_ref_id="1">
<obj_property name="ElementShortName">i_ce</obj_property>
<obj_property name="ObjectShortName">i_ce</obj_property>
</wvobject>
<wvobject fp_name="/pipelinebuffer_tb/o_enable" type="array" db_ref_id="1">
<obj_property name="ElementShortName">o_enable[1:0]</obj_property>
<obj_property name="ObjectShortName">o_enable[1:0]</obj_property>
<wvobject fp_name="/pipelinebuffer_tb/o_enable[1]" type="logic" db_ref_id="1">
<obj_property name="DisplayName">label</obj_property>
<obj_property name="ElementShortName">[1]</obj_property>
<obj_property name="ObjectShortName">o_enable[1]</obj_property>
<obj_property name="label">MUX</obj_property>
</wvobject>
<wvobject fp_name="/pipelinebuffer_tb/o_enable[0]" type="logic" db_ref_id="1">
<obj_property name="DisplayName">label</obj_property>
<obj_property name="ElementShortName">[0]</obj_property>
<obj_property name="ObjectShortName">o_enable[0]</obj_property>
<obj_property name="label">Enable</obj_property>
</wvobject>
</wvobject>
<wvobject fp_name="/pipelinebuffer_tb/i_valid" type="logic" db_ref_id="1">
<obj_property name="ElementShortName">i_valid</obj_property>
<obj_property name="ObjectShortName">i_valid</obj_property>
</wvobject>
<wvobject fp_name="/pipelinebuffer_tb/o_ready" type="logic" db_ref_id="1">
<obj_property name="ElementShortName">o_ready</obj_property>
<obj_property name="ObjectShortName">o_ready</obj_property>
</wvobject>
<wvobject fp_name="/pipelinebuffer_tb/o_data" type="array" db_ref_id="1">
<obj_property name="ElementShortName">o_data[31:0]</obj_property>
<obj_property name="ObjectShortName">o_data[31:0]</obj_property>
<obj_property name="Radix">UNSIGNEDDECRADIX</obj_property>
</wvobject>
<wvobject fp_name="divider12" type="divider">
<obj_property name="label">Out</obj_property>
<obj_property name="DisplayName">label</obj_property>
<obj_property name="BkColor">128 128 255</obj_property>
<obj_property name="TextColor">230 230 230</obj_property>
</wvobject>
<wvobject fp_name="/pipelinebuffer_tb/o_valid" type="logic" db_ref_id="1">
<obj_property name="ElementShortName">o_valid</obj_property>
<obj_property name="ObjectShortName">o_valid</obj_property>
</wvobject>
<wvobject fp_name="/pipelinebuffer_tb/i_ready" type="logic" db_ref_id="1">
<obj_property name="ElementShortName">i_ready</obj_property>
<obj_property name="ObjectShortName">i_ready</obj_property>
</wvobject>
<wvobject fp_name="/pipelinebuffer_tb/i_data" type="array" db_ref_id="1">
<obj_property name="ElementShortName">i_data[31:0]</obj_property>
<obj_property name="ObjectShortName">i_data[31:0]</obj_property>
<obj_property name="Radix">UNSIGNEDDECRADIX</obj_property>
</wvobject>
<wvobject fp_name="group15" type="group">
<obj_property name="label">Buffer</obj_property>
<obj_property name="DisplayName">label</obj_property>
<wvobject fp_name="/pipelinebuffer_tb/i_PipelineBuffer/i_enable" type="array" db_ref_id="1">
<obj_property name="ElementShortName">i_enable[1:0]</obj_property>
<obj_property name="ObjectShortName">i_enable[1:0]</obj_property>
</wvobject>
<wvobject fp_name="/pipelinebuffer_tb/i_PipelineBuffer/i_data" type="array" db_ref_id="1">
<obj_property name="ElementShortName">i_data[31:0]</obj_property>
<obj_property name="ObjectShortName">i_data[31:0]</obj_property>
<obj_property name="Radix">UNSIGNEDDECRADIX</obj_property>
</wvobject>
<wvobject fp_name="/pipelinebuffer_tb/i_PipelineBuffer/o_data" type="array" db_ref_id="1">
<obj_property name="ElementShortName">o_data[31:0]</obj_property>
<obj_property name="ObjectShortName">o_data[31:0]</obj_property>
<obj_property name="Radix">UNSIGNEDDECRADIX</obj_property>
</wvobject>
<wvobject fp_name="/pipelinebuffer_tb/i_PipelineBuffer/c_mux" type="logic" db_ref_id="1">
<obj_property name="ElementShortName">c_mux</obj_property>
<obj_property name="ObjectShortName">c_mux</obj_property>
</wvobject>
<wvobject fp_name="/pipelinebuffer_tb/i_PipelineBuffer/c_enable" type="logic" db_ref_id="1">
<obj_property name="ElementShortName">c_enable</obj_property>
<obj_property name="ObjectShortName">c_enable</obj_property>
</wvobject>
<wvobject fp_name="/pipelinebuffer_tb/i_PipelineBuffer/r_data" type="array" db_ref_id="1">
<obj_property name="ElementShortName">r_data[31:0]</obj_property>
<obj_property name="ObjectShortName">r_data[31:0]</obj_property>
<obj_property name="Radix">UNSIGNEDDECRADIX</obj_property>
</wvobject>
</wvobject>
</wave_config>