mirror of https://github.com/openXC7/prjxray.git
Fix some bugs present timing analysis script.
Signed-off-by: Keith Rothman <537074+litghost@users.noreply.github.com>
This commit is contained in:
Keith Rothman
parent
541d88c999
commit
d95eefc8de
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@ -8,7 +8,7 @@ build/.touch:
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touch build/.touch
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%.json: %.json5
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python3 clean_json5.py < $< > $@
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python3 ${XRAY_UTILS_DIR}/clean_json5.py < $< > $@
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CURDIR=$(shell pwd)
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@ -18,14 +18,14 @@ define output_timing
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# $(2) - DESIGN_NAME
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# $(3) - VERILOGS
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build/$(2)_$(1)/timing_$(2)_$(1).json5: build/.touch runme.tcl $(3)
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build/$(2)_$(1)/timing_$(2)_$(1).json5: build/.touch runme.tcl ${XRAY_UTILS_DIR}/write_timing_info.tcl $(3)
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rm -rf build/$(2)_$(1)
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mkdir -p build/$(2)_$(1)
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export ITER=$(1) DESIGN_NAME=$(2) VERILOGS="$(3)" && cd build/$(2)_$(1) && \
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${XRAY_VIVADO} -mode batch -source ${CURDIR}/runme.tcl > design_$(2)_$(1)_vivado.log
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build/timing_$(2)_$(1).xlsx: build/$(2)_$(1)/timing_$(2)_$(1).json create_timing_worksheet_db.py
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python3 create_timing_worksheet_db.py \
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build/timing_$(2)_$(1).xlsx: build/$(2)_$(1)/timing_$(2)_$(1).json ${XRAY_UTILS_DIR}/create_timing_worksheet_db.py
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python3 ${XRAY_UTILS_DIR}/create_timing_worksheet_db.py \
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--timing_json build/$(2)_$(1)/timing_$(2)_$(1).json \
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--db_root ${XRAY_FAMILY_DIR} \
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--part ${XRAY_PART} \
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@ -1,95 +1,4 @@
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proc write_timing_info {filename} {
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set fp [open $filename w]
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puts $fp "\["
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set nets [get_nets]
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foreach net $nets {
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if { $net == "<const0>" || $net == "<const1>" } {
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continue
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}
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if { [get_property ROUTE_STATUS [get_nets $net]] == "INTRASITE" } {
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continue
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}
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if { [get_property ROUTE_STATUS [get_nets $net]] == "NOLOADS" } {
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continue
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}
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puts $fp "{"
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puts $fp "\"net\":\"$net\","
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set route [get_property ROUTE $net]
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puts $fp "\"route\":\"$route\","
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set pips [get_pips -of_objects $net]
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puts $fp "\"pips\":\["
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foreach pip $pips {
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puts $fp "{"
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puts $fp "\"name\":\"$pip\","
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puts $fp "\"src_wire\":\"[get_wires -uphill -of_objects $pip]\","
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puts $fp "\"dst_wire\":\"[get_wires -downhill -of_objects $pip]\","
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puts $fp "\"speed_index\":\"[get_property SPEED_INDEX $pip]\","
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puts $fp "\"is_directional\":\"[get_property IS_DIRECTIONAL $pip]\","
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puts $fp "},"
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}
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puts $fp "\],"
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puts $fp "\"nodes\":\["
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set nodes [get_nodes -of_objects $net]
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foreach node $nodes {
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puts $fp "{"
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puts $fp "\"name\":\"$node\","
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puts $fp "\"cost_code\":\"[get_property COST_CODE $node]\","
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puts $fp "\"cost_code_name\":\"[get_property COST_CODE_NAME $node]\","
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puts $fp "\"speed_class\":\"[get_property SPEED_CLASS $node]\","
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puts $fp "\"wires\":\["
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set wires [get_wires -of_objects $node]
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foreach wire $wires {
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puts $fp "{"
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puts $fp "\"name\":\"$wire\","
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puts $fp "\"cost_code\":\"[get_property COST_CODE $wire]\","
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puts $fp "\"speed_index\":\"[get_property SPEED_INDEX $wire]\","
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puts $fp "},"
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}
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puts $fp "\],"
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puts $fp "},"
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}
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puts $fp "\],"
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set opin [get_pins -leaf -of_objects [get_nets $net] -filter {DIRECTION == OUT}]
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puts $fp "\"opin\": {"
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puts $fp "\"name\":\"$opin\","
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set opin_site_pin [get_site_pins -of_objects $opin]
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puts $fp "\"site_pin\":\"$opin_site_pin\","
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puts $fp "\"site_pin_speed_index\":\"[get_property SPEED_INDEX $opin_site_pin]\","
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puts $fp "\"node\":\"[get_nodes -of_objects $opin_site_pin]\","
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puts $fp "\"wire\":\"[get_wires -of_objects [get_nodes -of_objects $opin_site_pin]]\","
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puts $fp "},"
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set ipins [get_pins -of_objects [get_nets $net] -filter {DIRECTION == IN} -leaf]
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puts $fp "\"ipins\":\["
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foreach ipin $ipins {
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puts $fp "{"
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set delay [get_net_delays -interconnect_only -of_objects $net -to $ipin]
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puts $fp "\"name\":\"$ipin\","
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puts $fp "\"ic_delays\":{"
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foreach prop {"FAST_MAX" "FAST_MIN" "SLOW_MAX" "SLOW_MIN"} {
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puts $fp "\"$prop\":\"[get_property $prop $delay]\","
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}
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puts $fp "},"
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set ipin_site_pin [get_site_pin -of_objects $ipin]
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puts $fp "\"site_pin\":\"$ipin_site_pin\","
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puts $fp "\"site_pin_speed_index\":\"[get_property SPEED_INDEX $ipin_site_pin]\","
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puts $fp "\"node\":\"[get_nodes -of_objects $ipin_site_pin]\","
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puts $fp "\"wire\":\"[get_wires -of_objects [get_nodes -of_objects $ipin_site_pin]]\","
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puts $fp "},"
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}
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puts $fp "\],"
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puts $fp "},"
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}
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puts $fp "\]"
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close $fp
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}
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source $::env(XRAY_UTILS_DIR)/write_timing_info.tcl
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proc create_design {design_name sig_mask verilogs} {
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create_project -part $::env(XRAY_PART) -force design_$design_name \
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@ -1,3 +1,8 @@
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""" This takes a JSON file generated with write_timing_info.tcl and generates
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a spreadsheet with the prjxray timing model and compares it with the
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interconnect timing output from Vivado.
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"""
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import argparse
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import json
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from openpyxl import Workbook, utils
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@ -92,7 +97,8 @@ class Net(object):
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self.models = {}
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for ipin in net['ipins']:
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self.ipin_nodes[ipin['node']] = ipin
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for ipin_node in ipin['node'].strip().split(' '):
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self.ipin_nodes[ipin_node] = ipin
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# Map of wire name to parent node
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self.wire_to_node = {}
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@ -112,7 +118,7 @@ class Net(object):
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dst_wire = pip['dst_wire'].split('/')[1]
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self.pips[(src_node, dst_wire)] = pip
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if not pip['is_directional']:
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if not int(pip['is_directional']):
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dst_node = self.wire_to_node[pip['dst_wire']]['name']
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src_wire = pip['src_wire'].split('/')[1]
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self.pips[(dst_node, src_wire)] = pip
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@ -235,7 +241,10 @@ class Net(object):
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self.row += 1
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if current_node in self.ipin_nodes:
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assert route[route_idx] == '}'
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assert route[route_idx] in ['}', 'IOB_O_OUT0', 'IOB_T_OUT0'], (
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route_idx,
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route[route_idx],
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)
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route_idx += 1
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node = self.node_name_to_node[current_node]
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@ -251,7 +260,7 @@ class Net(object):
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ws['A{}'.format(self.row)] = ipin['name']
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ws['B{}'.format(self.row)] = 'Inpin'
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site_pin = timing_lookup.find_site_pin(ipin['node'], node_idx=-1)
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site_pin = timing_lookup.find_site_pin(current_node, node_idx=-1)
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assert isinstance(site_pin.timing, InPinTiming)
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cells = {}
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@ -421,8 +430,9 @@ class Net(object):
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def add_net(wb, net, timing_lookup):
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replace_underscore = str.maketrans('[]\\:/', '_____')
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ws = wb.create_sheet(
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title="Net {}".format(net['net'].replace('[', '_').replace(']', '_')))
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title="Net {}".format(net['net'].translate(replace_underscore)))
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# Header
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ws['A1'] = 'Name'
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@ -478,13 +488,14 @@ def main():
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cur_col = chr(ord(cur_col) + 3)
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summary_row = 2
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for net in timing:
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for idx, net in enumerate(timing):
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if '<' in net['route']:
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print(
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"WARNING: Skipping net {} because it has complicated route description."
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.format(net['net']))
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continue
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print('Process net {} ({} / {})'.format(net['net'], idx, len(timing)))
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for summary_cells in add_net(wb, net, timing_lookup):
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summary_ws['A{}'.format(summary_row)] = summary_cells['Name']
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@ -0,0 +1,108 @@
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# Writes a JSON5 to filename containing timing for current design.
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# This can be used with create_timing_worksheet_db.py to compare prjxray model
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# with Vivado timing model outputs.
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proc write_timing_info {filename} {
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set fp [open $filename w]
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puts $fp "\["
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set nets [get_nets]
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set idx 0
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foreach net $nets {
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puts "net: $net ($idx / [llength $nets])"
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incr idx
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if { $net == "<const0>" || $net == "<const1>" } {
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continue
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}
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if { [get_property TYPE [get_nets $net]] == "GROUND" } {
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continue
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}
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if { [get_property TYPE [get_nets $net]] == "POWER" } {
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continue
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}
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if { [get_property ROUTE_STATUS [get_nets $net]] == "INTRASITE" } {
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continue
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}
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if { [get_property ROUTE_STATUS [get_nets $net]] == "NOLOADS" } {
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continue
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}
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puts $fp "{"
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puts $fp "\"net\":\"$net\","
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set route [get_property ROUTE $net]
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puts $fp "\"route\":\"$route\","
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set pips [get_pips -of_objects $net]
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puts $fp "\"pips\":\["
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foreach pip $pips {
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puts $fp "{"
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puts $fp "\"name\":\"$pip\","
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puts $fp "\"src_wire\":\"[get_wires -uphill -of_objects $pip]\","
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puts $fp "\"dst_wire\":\"[get_wires -downhill -of_objects $pip]\","
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puts $fp "\"speed_index\":\"[get_property SPEED_INDEX $pip]\","
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puts $fp "\"is_directional\":\"[get_property IS_DIRECTIONAL $pip]\","
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puts $fp "},"
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}
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puts $fp "\],"
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puts $fp "\"nodes\":\["
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set nodes [get_nodes -of_objects $net]
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foreach node $nodes {
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puts $fp "{"
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puts $fp "\"name\":\"$node\","
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puts $fp "\"cost_code\":\"[get_property COST_CODE $node]\","
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puts $fp "\"cost_code_name\":\"[get_property COST_CODE_NAME $node]\","
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puts $fp "\"speed_class\":\"[get_property SPEED_CLASS $node]\","
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puts $fp "\"wires\":\["
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set wires [get_wires -of_objects $node]
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foreach wire $wires {
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puts $fp "{"
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puts $fp "\"name\":\"$wire\","
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puts $fp "\"cost_code\":\"[get_property COST_CODE $wire]\","
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puts $fp "\"speed_index\":\"[get_property SPEED_INDEX $wire]\","
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puts $fp "},"
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}
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puts $fp "\],"
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puts $fp "},"
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}
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puts $fp "\],"
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set opin [get_pins -leaf -of_objects [get_nets $net] -filter {DIRECTION == OUT}]
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puts $fp "\"opin\": {"
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puts $fp "\"name\":\"$opin\","
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set opin_site_pin [get_site_pins -of_objects $opin]
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puts $fp "\"site_pin\":\"$opin_site_pin\","
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puts $fp "\"site_pin_speed_index\":\"[get_property SPEED_INDEX $opin_site_pin]\","
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puts $fp "\"node\":\"[get_nodes -of_objects $opin_site_pin]\","
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puts $fp "\"wire\":\"[get_wires -of_objects [get_nodes -of_objects $opin_site_pin]]\","
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puts $fp "},"
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set ipins [get_pins -of_objects [get_nets $net] -filter {DIRECTION == IN} -leaf]
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puts $fp "\"ipins\":\["
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foreach ipin $ipins {
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set ipin_site_pin [get_site_pins -of_objects $ipin -quiet]
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if { $ipin_site_pin == "" } {
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# This connection is internal!
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continue
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}
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puts $fp "{"
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set delay [get_net_delays -interconnect_only -of_objects $net -to $ipin]
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puts $fp "\"name\":\"$ipin\","
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puts $fp "\"ic_delays\":{"
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foreach prop {"FAST_MAX" "FAST_MIN" "SLOW_MAX" "SLOW_MIN"} {
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puts $fp "\"$prop\":\"[get_property $prop $delay]\","
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}
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puts $fp "},"
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puts $fp "\"site_pin\":\"$ipin_site_pin\","
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puts $fp "\"site_pin_speed_index\":\"[get_property SPEED_INDEX $ipin_site_pin]\","
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puts $fp "\"node\":\"[get_nodes -of_objects $ipin_site_pin]\","
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puts $fp "\"wire\":\"[get_wires -of_objects [get_nodes -of_objects $ipin_site_pin]]\","
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puts $fp "},"
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}
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puts $fp "\],"
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puts $fp "},"
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}
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puts $fp "\]"
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close $fp
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}
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