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switched asap7 cva6 from die/core area to utilization with margin #3217

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Merged
maliberty merged 1 commit into from
Jun 11, 2025
Merged

switched asap7 cva6 from die/core area to utilization with margin #3217

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6 changes: 3 additions & 3 deletions flow/designs/asap7/cva6/config.mk
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Original file line number Diff line number Diff line change
Expand Up @@ -79,10 +79,10 @@ export ADDITIONAL_LIBS = $(PLATFORM_DIR)/lib/NLDM/fakeram7_256x256.lib

export SDC_FILE = $(DESIGN_HOME)/$(PLATFORM)/$(DESIGN_NAME)/constraint.sdc

export DIE_AREA = 0 0 350 350
export CORE_AREA = 1.08 1.08 340 340
export CORE_UTILIZATION = 40
export CORE_MARGIN = 2
export MACRO_HALO = 5
export PLACE_DENSITY = 0.50
export MACRO_HALO = 5 5

# a smoketest for this option, there are a
# few last gasp iterations
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16 changes: 8 additions & 8 deletions flow/designs/asap7/cva6/rules-base.json
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Original file line number Diff line number Diff line change
@@ -1,6 +1,6 @@
{
"synth__design__instance__area__stdcell": {
"value": 40692.1,
"value": 40631.65,
"compare": "<="
},
"constraints__clocks__count": {
Expand All @@ -12,27 +12,27 @@
"compare": "<="
},
"placeopt__design__instance__count__stdcell": {
"value": 164118,
"value": 163049,
"compare": "<="
},
"detailedplace__design__violations": {
"value": 0,
"compare": "=="
},
"cts__design__instance__count__setup_buffer": {
"value": 14271,
"value": 14178,
"compare": "<="
},
"cts__design__instance__count__hold_buffer": {
"value": 14271,
"value": 14178,
"compare": "<="
},
"globalroute__antenna_diodes_count": {
"value": 0,
"compare": "<="
},
"detailedroute__route__wirelength": {
"value": 1618999,
"value": 1884562,
"compare": "<="
},
"detailedroute__route__drc_errors": {
Expand All @@ -56,15 +56,15 @@
"compare": "<="
},
"finish__timing__drv__setup_violation_count": {
"value": 7136,
"value": 7089,
"compare": "<="
},
"finish__timing__drv__hold_violation_count": {
"value": 105,
"value": 101,
"compare": "<="
},
"finish__timing__wns_percent_delay": {
"value": -20.43,
"value": -20.3,
"compare": ">="
}
}