From dc8703206e3f0f69605c56d0e1127f7e17f3476a Mon Sep 17 00:00:00 2001
From: Jan Sucan <sucanjan@fit.cvut.cz>
Date: Tue, 4 Jun 2019 14:34:27 +0200
Subject: Initial commit

---
 testing/DMAppFpgaProg/generate_page_cmds.sh | 73 +++++++++++++++++++++++++++++
 1 file changed, 73 insertions(+)
 create mode 100644 testing/DMAppFpgaProg/generate_page_cmds.sh

(limited to 'testing/DMAppFpgaProg/generate_page_cmds.sh')

diff --git a/testing/DMAppFpgaProg/generate_page_cmds.sh b/testing/DMAppFpgaProg/generate_page_cmds.sh
new file mode 100644
index 0000000..e1996f5
--- /dev/null
+++ b/testing/DMAppFpgaProg/generate_page_cmds.sh
@@ -0,0 +1,73 @@
+#!/bin/sh
+
+# Generates commands for whole DirectC operation. It expects to find
+# the first command created by the user in output directory. It sends
+# this command to DAppFpgaProg, reads reply, uses the reply to
+# constructs the next command with data from .DAT file and sends the
+# next command to DMAppFpgaProg. This is repeated until the reply
+# contains result of the DirectC operation.
+
+. ../utils.sh
+. ../yup_comm.sh
+
+COM_PORT='COM5'
+
+extract_uint32()
+{
+    file=$1
+    offset=$2
+
+    n=0x$(dd bs=1 count=4 if=$file skip=$offset 2>/dev/null | \
+	     hexdump -C | awk '{ print $5 $4 $3 $2 }')
+
+    printf "%d\n" $n
+}
+
+usage()
+{
+    {
+	echo "Usage: $0  DIR  DAT"
+	echo "  DIR  directory with initial command and for generated commands"
+	echo "  DAT  .DAT file for DirectC operation"
+    } >&2
+}
+
+if [ $# -ne 2 ]; then
+    echo "ERROR: invalid number of arguments" >&2
+    usage
+    exit 1
+fi
+
+dir="$1"
+datfile="$2"
+
+yup_comm_start_server $COM_PORT
+
+while true; do
+
+    next_cmd=$dir/$(ls "$dir" | grep '[0-9][0-9]*_cmd' | sort -n | tail -n1)
+    next_n=$(basename $next_cmd | cut -d_ -f1)
+    next_reply=$dir/${next_n}_reply
+
+    yup_comm_execute_dm_cmd $next_cmd $next_reply
+    [ $? -ne 0 ] && error "Cannot execute DMAppFpgaProg command $next_cmd"
+
+    if [ $(du -b $next_reply | awk '{ printf $1 }') -ne 9 ]; then
+	break
+    fi
+    
+    offset=$(extract_uint32 $next_reply 1)
+    size=$(extract_uint32 $next_reply 5)
+
+    next_n=$(( $next_n + 1 ))
+
+    echo "Generating command ${next_n}_reply"
+
+    # Construct command Provide page data
+    printf '\x04' >"$dir/${next_n}_cmd"
+    dd bs=1 count=$size skip=$offset seek=1 \
+       if="$datfile" of=$dir/${next_n}_cmd 2>/dev/null
+
+done
+
+yup_comm_stop_server
-- 
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