diff --git a/source/otmb_virtex6_fw_version.v b/source/otmb_virtex6_fw_version.v
index 815916f..5b858db 100644
--- a/source/otmb_virtex6_fw_version.v
+++ b/source/otmb_virtex6_fw_version.v
@@ -6,6 +6,7 @@
   `define VERSION       04'hE    // Version revision number, A=TMB2004 and earlier, E=TMB2005E production
   `define MONTHDAY      16'h0316 // Version date
   `define YEAR          16'h2016 // Version year
+  `define REVISION      04'h01   // Firmware Revision 
 
   `define AUTO_VME         01'h1 // Automatically initialize VME registers from PROM data,   0=do not
   `define AUTO_JTAG        01'h1 // Automatically initialize JTAG chain from PROM data,      0=do not
diff --git a/tools/genproms.bat b/tools/genproms.bat
new file mode 100644
index 0000000..64b0699
--- /dev/null
+++ b/tools/genproms.bat
@@ -0,0 +1,2 @@
+xtclsh genproms.tcl    
+PAUSE
diff --git a/tools/genproms.sh b/tools/genproms.sh
new file mode 100644
index 0000000..7c2cb1f
--- /dev/null
+++ b/tools/genproms.sh
@@ -0,0 +1,2 @@
+#!/usr/bin/bash
+tclsh genproms.tcl    
diff --git a/tools/genproms.tcl b/tools/genproms.tcl
new file mode 100644
index 0000000..709ad42
--- /dev/null
+++ b/tools/genproms.tcl
@@ -0,0 +1,230 @@
+set shortname  "otmb_virtex6"
+set top_name   "otmb_virtex6"
+set myProject  "otmb_virtex6"
+set prom_type  "XCF128X"
+set work_dir   "work"
+set source_dir "source"
+
+set myScript   "genproms.tcl"
+
+set folder [lindex [split [pwd] /] end]
+if { $folder != "tools" } {
+    puts "This script needs to be executed from tools directory"
+    return
+} else {
+    cd ../
+}
+
+set bit_filename   ${work_dir}/${top_name}.bit
+set mcs_filename   ${work_dir}/${top_name}.mcs
+set cfi_filename   ${work_dir}/${top_name}.cfi
+set prm_filename   ${work_dir}/${top_name}.prm
+set svf_verify     ${work_dir}/${top_name}_verify.svf
+set svf_noverify   ${work_dir}/${top_name}_noverify.svf
+set impact_script  ${work_dir}/${top_name}.impactscript
+set version_file   ${source_dir}/otmb_virtex6_fw_version.v
+
+set project_dir    [pwd]/${work_dir}
+
+# optohybrid version extracting
+set filename ${version_file}
+set version_pattern {reg_data\(0\)}
+
+set type  "0"
+set month "00"
+set day   "00"
+set year  "0000"
+set revision "01"
+
+set fid [open $filename r]
+while {[gets $fid line] != -1} {
+
+    # type
+    if { [ regexp -all -- FIRMWARE_TYPE $line] } {
+        regexp {[0-9]{2}\'[A-z]{2}} $line matched
+        set  type  [string range ${matched} 4 4]
+    }
+
+    # monthday
+    if { [ regexp -all -- MONTHDAY $line] } {
+        regexp {h[0-9]{4}} $line matched
+        set  month  [string range ${matched} 1 2]
+        set  day  [string range ${matched} 3 4]
+    }
+
+    # year
+    if { [ regexp -all -- YEAR $line] } {
+        regexp {h[0-9]{4}} $line matched
+        set  year  [string range ${matched} 1 4]
+    }
+
+    # revision
+    if { [ regexp -all -- REVISION $line] } {
+        regexp {h[0-9]{2}} $line matched
+        set  revision  [string range ${matched} 1 2]
+    }
+
+
+}
+close $fid
+
+set datecode ${year}-${month}-${day}
+
+set fullname "${shortname}_${type}_${datecode}_v${revision}"
+
+puts "Generating PROM files for firmware version ${fullname}"
+
+## put out a 'heartbeat' - so we know something's happening.
+puts "\n$myScript: running ($myProject)...\n"
+
+################################################################################
+puts "Generating mcs file..."
+################################################################################
+
+if {[catch {set f_id [open $impact_script w]} msg]} {
+    puts "Can't create $impact_script"
+    puts $msg
+    return
+}
+
+puts "Opened impact script for writing..."
+
+puts $f_id "setMode -pff"
+puts $f_id "setMode -pff"
+
+puts $f_id "addConfigDevice  -name \"${top_name}\" -path \"$project_dir\""
+puts $f_id "setSubmode -pffbpi"
+puts $f_id "setAttribute -configdevice -attr multibootBpiType -value \"TYPE_BPI\""
+puts $f_id "setAttribute -configdevice -attr multibootBpiDevice -value \"VIRTEX6\""
+puts $f_id "setAttribute -configdevice -attr multibootBpichainType -value \"PARALLEL\""
+puts $f_id "addDesign -version 0 -name \"0\""
+puts $f_id "setMode -pff"
+puts $f_id "addDeviceChain -index 0"
+puts $f_id "setMode -pff"
+puts $f_id "addDeviceChain -index 0"
+puts $f_id "setAttribute -configdevice -attr compressed -value \"FALSE\""
+puts $f_id "setAttribute -configdevice -attr compressed -value \"FALSE\""
+puts $f_id "setAttribute -configdevice -attr autoSize -value \"FALSE\""
+puts $f_id "setAttribute -configdevice -attr fileFormat -value \"mcs\""
+puts $f_id "setAttribute -configdevice -attr fillValue -value \"FF\""
+puts $f_id "setAttribute -configdevice -attr swapBit -value \"FALSE\""
+puts $f_id "setAttribute -configdevice -attr dir -value \"UP\""
+puts $f_id "setAttribute -configdevice -attr multiboot -value \"FALSE\""
+puts $f_id "setAttribute -configdevice -attr multiboot -value \"FALSE\""
+puts $f_id "setAttribute -configdevice -attr spiSelected -value \"FALSE\""
+puts $f_id "setAttribute -configdevice -attr spiSelected -value \"FALSE\""
+puts $f_id "setAttribute -configdevice -attr ironhorsename -value \"1\""
+puts $f_id "setAttribute -configdevice -attr flashDataWidth -value \"16\""
+puts $f_id "setCurrentDesign -version 0"
+puts $f_id "setAttribute -design -attr RSPin -value \"\""
+puts $f_id "setCurrentDesign -version 0"
+puts $f_id "addPromDevice -p 1 -size 131072 -name 128M"
+puts $f_id "setMode -pff"
+puts $f_id "setMode -pff"
+puts $f_id "setMode -pff"
+puts $f_id "setMode -pff"
+puts $f_id "addDeviceChain -index 0"
+puts $f_id "setMode -pff"
+puts $f_id "addDeviceChain -index 0"
+puts $f_id "setMode -pff"
+puts $f_id "setSubmode -pffbpi"
+puts $f_id "setMode -pff"
+
+puts $f_id "setAttribute -design -attr RSPin -value \"00\""
+puts $f_id "addDevice -p 1 -file \"${bit_filename}\""
+puts $f_id "setAttribute -design -attr RSPinMsb -value \"1\""
+puts $f_id "setAttribute -design -attr name -value \"0\""
+puts $f_id "setAttribute -design -attr RSPin -value \"00\""
+puts $f_id "setAttribute -design -attr endAddress -value \"53638b\""
+puts $f_id "setAttribute -design -attr endAddress -value \"53638b\""
+puts $f_id "setMode -pff"
+puts $f_id "setSubmode -pffbpi"
+puts $f_id "generate"
+
+################################################################################
+# Build SVF Files
+################################################################################
+
+
+puts $f_id "setCurrentDesign -version 0"
+puts $f_id "setMode -bs"
+puts $f_id "setMode -bs"
+puts $f_id "setMode -bs"
+puts $f_id "setMode -bs"
+
+puts $f_id "setCable -port svf -file \"${svf_verify}\""
+puts $f_id "addDevice -p 1 -file \"$bit_filename\""
+puts $f_id "attachflash -position 1 -bpi $prom_type"
+puts $f_id "assignfiletoattachedflash -position 1 -file \"$mcs_filename\""
+
+puts $f_id "Program -p 1 -dataWidth 16 -rs1 NONE -rs0 NONE -bpionly -e -v -loadfpga "
+
+puts $f_id "setCable -port svf -file \"$svf_noverify\""
+puts $f_id "Program -p 1 -bpionly -e -loadfpga "
+
+################################################################################
+puts $f_id "quit"
+################################################################################
+
+close $f_id
+
+puts "Finished writing impact script..."
+
+set impact_p [open "|impact -batch $impact_script" r]
+#puts [exec impact -batch "${impact_script}"]
+
+
+# echo impact output here: 
+while {![eof $impact_p]} { gets $impact_p line ; puts $line }
+
+puts "Finished Creating PROM Files" 
+
+# adapted from https://forums.xilinx.com/t5/Vivado-TCL-Community/Vivado-TCL-set-generics-based-on-date-git-hash/td-p/426838
+
+# Current date, time, and seconds since epoch
+# 0 = 4-digit year
+# 1 = 2-digit year
+# 2 = 2-digit month
+# 3 = 2-digit day
+# 4 = 2-digit hour
+# 5 = 2-digit minute
+# 6 = 2-digit second
+# 7 = Epoch (seconds since 1970-01-01_00:00:00)
+# Array index                                            0  1  2  3  4  5  6  7
+#set datetime_arr [clock format [clock seconds] -format {%Y %y %m %d %H %M %S %s}]
+
+# Get the datecode in the yyyy-mm-dd format
+#set datecode [lindex $datetime_arr 0]-[lindex $datetime_arr 2]-[lindex $datetime_arr 3]
+
+# Show this in the log
+#puts DATECODE=$datecode
+
+# Get the git hashtag for this project
+#set curr_dir [pwd]
+#set proj_dir [get_property DIRECTORY [current_project]]
+#cd $proj_dir
+#set git_hash [exec git log -1 --pretty='%h']
+# Show this in the log
+#puts HASHCODE=$git_hash
+
+# Set the generics
+#set_property generic "DATE_CODE=32'h$datecode HASH_CODE=32'h$git_hash" [current_fileset]
+
+
+set releasedir     release/${datecode}_v${revision}
+
+if {![file isdirectory release]} {
+    file mkdir release
+}
+
+if {![file isdirectory $releasedir]} {
+    file mkdir $releasedir
+}
+
+
+file copy -force $mcs_filename   ${releasedir}/${fullname}.mcs
+file copy -force $bit_filename   ${releasedir}/${fullname}.bit
+file copy -force $svf_verify     ${releasedir}/${fullname}_verify.svf
+file copy -force $svf_noverify   ${releasedir}/${fullname}_noverify.svf
+file copy -force $prm_filename   ${releasedir}/${fullname}.prm
+file copy -force $cfi_filename   ${releasedir}/${fullname}.cfi