From 0806d1a134a6aec18bc2d50192023b8459a51754 Mon Sep 17 00:00:00 2001
From: Ross Thompson <ross1728@gmail.com>
Date: Mon, 4 Apr 2022 10:38:37 -0500
Subject: [PATCH] Updated the bootloader to use the flash card divider.  This
 will allow wally to run at a faster speed than flash.

---
 pipelined/src/generic/flop/bram2p1r1w.sv | 11 ++++++-----
 tests/testsBP/fpga-test-sdc/copyFlash.c  |  2 +-
 tests/testsBP/fpga-test-sdc/sdcDriver.c  |  1 +
 3 files changed, 8 insertions(+), 6 deletions(-)

diff --git a/pipelined/src/generic/flop/bram2p1r1w.sv b/pipelined/src/generic/flop/bram2p1r1w.sv
index 58038b8cc..c057de9aa 100644
--- a/pipelined/src/generic/flop/bram2p1r1w.sv
+++ b/pipelined/src/generic/flop/bram2p1r1w.sv
@@ -80,7 +80,7 @@ module bram2p1r1w
 
   initial begin
 	if(PRELOAD_ENABLED) begin
-      RAM[0] =  64'h94e1819300002197; 
+      RAM[0] =  64'h9581819300002197; 
       RAM[1] =  64'h4281420141014081; 
       RAM[2] =  64'h4481440143814301; 
       RAM[3] =  64'h4681460145814501; 
@@ -104,7 +104,7 @@ module bram2p1r1w
       RAM[21] = 64'h0010029b01260613; 
       RAM[22] = 64'h11010002806702fe; 
       RAM[23] = 64'h84b2842ae426e822; 
-      RAM[24] = 64'h892ee04aec064505; 
+      RAM[24] = 64'h892ee04aec064511; 
       RAM[25] = 64'h06e000ef07e000ef; 
       RAM[26] = 64'h979334fd02905563; 
       RAM[27] = 64'h07930177d4930204; 
@@ -120,9 +120,10 @@ module bram2p1r1w
       RAM[37] = 64'h05a1118737836749; 
       RAM[38] = 64'hfed59be3fef5bc23; 
       RAM[39] = 64'h1047278367498082; 
-      RAM[40] = 64'h67c98082dfed8b85; 
-      RAM[41] = 64'h0000808210a7a023;   
-	end
+      RAM[40] = 64'h47858082dfed8b85; 
+      RAM[41] = 64'h40a7853b4015551b;   
+	  RAM[42] = 64'h808210a7a02367c9;
+	end				
   end
 
   // Port-A Operation
diff --git a/tests/testsBP/fpga-test-sdc/copyFlash.c b/tests/testsBP/fpga-test-sdc/copyFlash.c
index c5a6a4164..4165fe21c 100644
--- a/tests/testsBP/fpga-test-sdc/copyFlash.c
+++ b/tests/testsBP/fpga-test-sdc/copyFlash.c
@@ -27,7 +27,7 @@
 
 void copyFlash(long int blockAddr, long int * Dst, int numBlocks) {
 
-  setSDCCLK(1);
+  setSDCCLK(4); // must be even, 1 gives no division.
   waitInitSDC();
 
   int index;
diff --git a/tests/testsBP/fpga-test-sdc/sdcDriver.c b/tests/testsBP/fpga-test-sdc/sdcDriver.c
index 3c69b7d40..edbe0677d 100644
--- a/tests/testsBP/fpga-test-sdc/sdcDriver.c
+++ b/tests/testsBP/fpga-test-sdc/sdcDriver.c
@@ -62,6 +62,7 @@ volatile void waitInitSDC(){
 }
 
 void setSDCCLK(int divider){
+  divider = (1 - (divider >> 1));
   volatile int * mailBoxCLK;
   mailBoxCLK = (int *) (SDC_MAIL_BOX + 0x0);
   *mailBoxCLK = divider;