From 34d62a197fefd763b4c94b51a8c96b42fe82dcbc Mon Sep 17 00:00:00 2001
From: Waylon Cude <waylon.cude@finzdani.net>
Date: Fri, 16 May 2025 17:57:26 -0700
Subject: [PATCH] Add some stubbed out modules for the first bit

Hopefully theses are right ...
---
 SDVD.xpr                      | 27 +++++++++++++++++++++++----
 design/debouncer.sv           |  2 +-
 design/playback_controller.sv | 20 ++++++++++++++++++++
 design/seconds_display.sv     | 10 ++++++++++
 4 files changed, 54 insertions(+), 5 deletions(-)
 create mode 100644 design/playback_controller.sv
 create mode 100644 design/seconds_display.sv

diff --git a/SDVD.xpr b/SDVD.xpr
index 1006fbf..11a3c83 100644
--- a/SDVD.xpr
+++ b/SDVD.xpr
@@ -98,9 +98,24 @@
           <Attr Name="UsedIn" Val="simulation"/>
         </FileInfo>
       </File>
+      <File Path="$PPRDIR/design/playback_controller.sv">
+        <FileInfo>
+          <Attr Name="UsedIn" Val="synthesis"/>
+          <Attr Name="UsedIn" Val="implementation"/>
+          <Attr Name="UsedIn" Val="simulation"/>
+        </FileInfo>
+      </File>
+      <File Path="$PPRDIR/design/seconds_display.sv">
+        <FileInfo>
+          <Attr Name="AutoDisabled" Val="1"/>
+          <Attr Name="UsedIn" Val="synthesis"/>
+          <Attr Name="UsedIn" Val="implementation"/>
+          <Attr Name="UsedIn" Val="simulation"/>
+        </FileInfo>
+      </File>
       <Config>
         <Option Name="DesignMode" Val="RTL"/>
-        <Option Name="TopModule" Val="Debouncer"/>
+        <Option Name="TopModule" Val="Playback_Controller"/>
         <Option Name="TopAutoSet" Val="TRUE"/>
       </Config>
     </FileSet>
@@ -120,7 +135,7 @@
       <Filter Type="Srcs"/>
       <Config>
         <Option Name="DesignMode" Val="RTL"/>
-        <Option Name="TopModule" Val="Debouncer"/>
+        <Option Name="TopModule" Val="Playback_Controller"/>
         <Option Name="TopLib" Val="xil_defaultlib"/>
         <Option Name="TopAutoSet" Val="TRUE"/>
         <Option Name="TransportPathDelay" Val="0"/>
@@ -167,7 +182,9 @@
   <Runs Version="1" Minor="22">
     <Run Id="synth_1" Type="Ft3:Synth" SrcSet="sources_1" Part="xc7a100tcsg324-1" ConstrsSet="constrs_1" Description="Vivado Synthesis Defaults" AutoIncrementalCheckpoint="true" WriteIncrSynthDcp="false" State="current" Dir="$PRUNDIR/synth_1" IncludeInArchive="true" IsChild="false" AutoIncrementalDir="$PSRCDIR/utils_1/imports/synth_1" AutoRQSDir="$PSRCDIR/utils_1/imports/synth_1" ParallelReportGen="true">
       <Strategy Version="1" Minor="2">
-        <StratHandle Name="Vivado Synthesis Defaults" Flow="Vivado Synthesis 2024"/>
+        <StratHandle Name="Vivado Synthesis Defaults" Flow="Vivado Synthesis 2024">
+          <Desc>Vivado Synthesis Defaults</Desc>
+        </StratHandle>
         <Step Id="synth_design"/>
       </Strategy>
       <GeneratedRun Dir="$PRUNDIR" File="gen_run.xml"/>
@@ -177,7 +194,9 @@
     </Run>
     <Run Id="impl_1" Type="Ft2:EntireDesign" Part="xc7a100tcsg324-1" ConstrsSet="constrs_1" Description="Default settings for Implementation." AutoIncrementalCheckpoint="false" WriteIncrSynthDcp="false" State="current" Dir="$PRUNDIR/impl_1" SynthRun="synth_1" IncludeInArchive="true" IsChild="false" GenFullBitstream="true" AutoIncrementalDir="$PSRCDIR/utils_1/imports/impl_1" LaunchOptions="-jobs 2 " AutoRQSDir="$PSRCDIR/utils_1/imports/impl_1" ParallelReportGen="true">
       <Strategy Version="1" Minor="2">
-        <StratHandle Name="Vivado Implementation Defaults" Flow="Vivado Implementation 2024"/>
+        <StratHandle Name="Vivado Implementation Defaults" Flow="Vivado Implementation 2024">
+          <Desc>Default settings for Implementation.</Desc>
+        </StratHandle>
         <Step Id="init_design"/>
         <Step Id="opt_design"/>
         <Step Id="power_opt_design"/>
diff --git a/design/debouncer.sv b/design/debouncer.sv
index d558479..836d5f9 100644
--- a/design/debouncer.sv
+++ b/design/debouncer.sv
@@ -1,5 +1,5 @@
 //NOTE: you should drive this with a slow clock to actually debounce input
-module Debouncer(input logic clk, input reset, input source, output wire out);
+module debouncer(input logic clk, input reset, input source, output wire out);
 
 logic pressed;
 assign out = pressed;
diff --git a/design/playback_controller.sv b/design/playback_controller.sv
new file mode 100644
index 0000000..cda3c60
--- /dev/null
+++ b/design/playback_controller.sv
@@ -0,0 +1,20 @@
+module Playback_Controller(
+    // This clock should be reasonably slow
+    input logic clk,
+    input logic reset,
+
+    // Play and pause are the same button
+    input logic play,
+    input logic ff,
+
+    // Output is 0, 1x, 2x, 4x, or 8x
+    output wire [3:0] speed
+);
+
+wire play_pulse,ff_pulse;
+
+// NOTE: These might need to be hooked to an even lower clock? Not sure
+debouncer playDebouncer (clk,reset,play,play_pulse);
+debouncer ffDebouncer (clk,reset,ff,ff_pulse);
+
+endmodule
diff --git a/design/seconds_display.sv b/design/seconds_display.sv
new file mode 100644
index 0000000..5ea6b3e
--- /dev/null
+++ b/design/seconds_display.sv
@@ -0,0 +1,10 @@
+module seconds_display(
+    input logic clk, 
+    input logic reset, 
+    input [$clog2(60)-1:0] counter,
+    output [7:0] display_tens,
+    output [7:0] display_ones
+);
+
+
+endmodule