From 0dccc6051d14ec5ac01c0e75ff78e1d0f5032db7 Mon Sep 17 00:00:00 2001
From: Rose Thompson <ross1728@gmail.com>
Date: Fri, 31 May 2024 13:55:25 -0500
Subject: [PATCH] draft of receiving code to unpack the ethernet frames into
 rvvi.

---
 src/rvvi/packetizer.sv | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/rvvi/packetizer.sv b/src/rvvi/packetizer.sv
index 1040e8593..e1685192c 100644
--- a/src/rvvi/packetizer.sv
+++ b/src/rvvi/packetizer.sv
@@ -53,7 +53,7 @@ module packetizer import cvw::*; #(parameter cvw_t P,
   logic                    WordCountEnable;
   logic [47:0]             SrcMac, DstMac;
   logic [31:0]             Tag;
-  logic [15:0]             Length;
+  logic [15:0]             EthType;
   logic [TotalFrameLengthBits-1:0] TotalFrame;
   logic [31:0] TotalFrameWords [TotalFrameLengthBytes/4-1:0];
 
@@ -99,13 +99,13 @@ module packetizer import cvw::*; #(parameter cvw_t P,
     assign TotalFrameWords[index] = TotalFrame[(index*32)+32-1 : (index*32)];
   end
 
-  assign TotalFrame = {rvviDelay, Length, Tag, DstMac, SrcMac};
+  assign TotalFrame = {rvviDelay, EthType, Tag, DstMac, SrcMac};
 
   // *** fix me later
   assign SrcMac = 48'h8F54_0000_1654; // made something up
   assign DstMac = 48'h4502_1111_6843;
   assign Tag = '0;
-  assign Length = BytesInFrame + 16'd6 + 16'd6 + 16'd4 + 16'd2;
+  assign Length = 16'h0801;
   
   assign RvviAxiWdata = TotalFrameWords[WordCount];
   assign RvviAxiWstrb = '1;