Add picorv32 segdata

Signed-off-by: Clifford Wolf <clifford@clifford.at>
Signed-off-by: Tim 'mithro' Ansell <mithro@mithis.com>

picorv32/.gitignore

@@ -4,8 +4,11 @@
 /design.tcl
 /design.xdc
 /design.bit
+/design_roi_partial.bit
 /design.bits
 /design.dcp
+/hd_visual/
+/vivado[_.]*
+/usage_statistics_webtalk.*
 /lutlist.txt
-/vivado.jou
-/vivado.log
+/segdata.txt

picorv32/runme.sh

@@ -14,9 +14,12 @@ set_property LOCK_PINS {I0:A1 I1:A2 I2:A3 I3:A4 I4:A5 I5:A6} \
 		[get_cells -quiet -filter {REF_NAME == LUT6} -hierarchical]
 
 create_pblock roi
-add_cells_to_pblock [get_pblocks roi] [get_cells -quiet [list picorv32]]
+add_cells_to_pblock [get_pblocks roi] [get_cells picorv32]
 resize_pblock [get_pblocks roi] -add {$XRAY_ROI}
 
+# requires partial reconfiguration license
+set_property HD.RECONFIGURABLE TRUE [get_cells picorv32]
+
 set_property CFGBVS VCCO [current_design]
 set_property CONFIG_VOLTAGE 3.3 [current_design]
 set_property BITSTREAM.GENERAL.PERFRAMECRC YES [current_design]
@@ -42,16 +45,23 @@ puts "Writing lutlist.txt."
 current_instance picorv32
 set fp [open "lutlist.txt" w]
 set luts [get_cells -filter {REF_NAME == LUT6}]
-foreach lut $luts {
-	set bel [get_property BEL $lut]
-	set loc [get_property LOC $lut]
-	set init [get_property INIT $lut]
-	puts $fp "$loc $bel $init"
+foreach lut \$luts {
+	set bel [get_property BEL \$lut]
+	set loc [get_property LOC \$lut]
+	set init [get_property INIT \$lut]
+	puts \$fp "\$loc \$bel \$init"
 }
-close $fp
+close \$fp
 EOT
 
 rm -rf design design.log
 vivado -nojournal -log design.log -mode batch -source design.tcl
-../tools/bitread -o design.bits -zy < design.bit
+
+if [ -f design_roi_partial.bit ]; then
+	../tools/bitread -o design.bits -zy < design_roi_partial.bit
+else
+	../tools/bitread -o design.bits -zy < design.bit
+fi
+
+python3 segdata.py
 

picorv32/segdata.py

@@ -0,0 +1,108 @@
+#!/usr/bin/env python3
+
+import os, json, re
+
+#################################################
+# Loading Raw Source Data
+
+grid = None
+bits = dict()
+luts = dict()
+
+print("Loading grid.")
+with open("../gridinfo/grid-%s-db.json" % os.getenv("XRAY_PART"), "r") as f:
+    grid = json.load(f)
+
+print("Loading bits.")
+with open("design.bits", "r") as f:
+    for line in f:
+        line = line.split("_")
+        bit_frame = int(line[1], 16)
+        bit_wordidx = int(line[2], 16)
+        bit_bitidx = int(line[3], 16)
+        base_frame = bit_frame & ~0x7f
+
+        if base_frame not in bits:
+            bits[base_frame] = dict()
+
+        if bit_wordidx not in bits[base_frame]:
+            bits[base_frame][bit_wordidx] = set()
+
+        bits[base_frame][bit_wordidx].add((bit_frame, bit_wordidx, bit_bitidx))
+
+print("Loading luts.")
+with open("lutlist.txt", "r") as f:
+    for line in f:
+        line = line.split()
+        site = line[0]
+        bel = line[1]
+        init = int(line[2][4:], 16)
+
+        if site not in luts:
+            luts[site] = dict()
+
+        for i in range(64):
+            bitname = "%s.INIT[%02d]" % (bel, i)
+            luts[site][bitname] = ((init >> i) & 1) != 0
+
+
+#################################################
+# Group per Segment
+
+print("Pivot segment data.")
+
+segments = dict()
+
+for tilename, tiledata in grid["tiles"].items():
+    found_data = False
+    for site in tiledata["sites"]:
+        if site in luts:
+            found_data = True
+
+    if not found_data:
+        continue
+
+    segname = "%s_%02x" % (tiledata["cfgcol"]["BASE_FRAMEID"][2:], min(tiledata["cfgcol"]["WORDS"]))
+
+    if not segname in segments:
+        segments[segname] = { "bits": list(), "tags": dict() }
+
+    for site in tiledata["sites"]:
+        if site not in luts:
+            continue
+
+        if re.match(r"SLICE_X[0-9]*[02468]Y", site):
+            sitekey = "SLICE_X0"
+        elif re.match(r"SLICE_X[0-9]*[13579]Y", site):
+            sitekey = "SLICE_X1"
+        else:
+            assert 0
+
+        for name, value in luts[site].items():
+            segments[segname]["tags"]["%s.%s.%s" % (tiledata["props"]["TYPE"], sitekey, name)] = value
+
+    base_frame = int(tiledata["cfgcol"]["BASE_FRAMEID"][2:], 16)
+    for wordidx in tiledata["cfgcol"]["WORDS"]:
+        if base_frame not in bits:
+            continue
+        if wordidx not in bits[base_frame]:
+            continue
+        for bit_frame, bit_wordidx, bit_bitidx in bits[base_frame][wordidx]:
+            segments[segname]["bits"].append("%02x_%02x_%02x" % (bit_frame - base_frame, bit_wordidx - min(tiledata["cfgcol"]["WORDS"]), bit_bitidx))
+
+    segments[segname]["bits"].sort()
+
+
+#################################################
+# Print
+
+print("Write segment data.")
+
+with open("segdata.txt", "w") as f:
+    for segname, segdata in sorted(segments.items()):
+        print("seg %s" % segname, file=f)
+        for bitname in sorted(segdata["bits"]):
+            print("bit %s" % bitname, file=f)
+        for tagname, tagval in sorted(segdata["tags"].items()):
+            print("tag %s %d" % (tagname, tagval), file=f)
+