adding ariane

.github/workflows/config/designs.json

@@ -44,10 +44,10 @@
         "target": "asap7_asap7sc7p5t_lvt"
     },
     {
-        "cache": true,
+        "cache": false,
         "design": "ariane",
         "remote": false,
-        "skip": "Requires too much memory for github runner",
+        "skip": "Global routing congestion",
         "target": "asap7_asap7sc7p5t_slvt"
     },
     {
@@ -228,10 +228,10 @@
         "target": "gf180_demo"
     },
     {
-        "cache": true,
+        "cache": false,
         "design": "caliptra-sha512",
         "remote": false,
-        "skip": "Times out on github runner",
+        "skip": "Ends with loads of DRC violations",
         "target": "gf180_gf180mcu_fd_sc_mcu7t5v0"
     },
     {
@@ -651,10 +651,10 @@
         "target": "freepdk45_demo"
     },
     {
-        "cache": true,
+        "cache": false,
         "design": "swerv",
         "remote": false,
-        "skip": "Takes too long to complete on github runner.",
+        "skip": "Routing fails in detail route with: Error: net17712 24 pin not visited #guides = 156",
         "target": "gf180_demo"
     },
     {

scgallery/designs/ariane/ariane.py

@@ -82,27 +82,28 @@ def setup(target=freepdk45_demo):
         chip.set('tool', 'openroad', 'task', 'floorplan', 'var',
                  'macro_place_channel',
                  ['20', '20'])
-        chip.set('tool', 'openroad', 'task', 'floorplan', 'var',
-                 'rtlmp_min_instances',
-                 '5000')
-        chip.set('tool', 'openroad', 'task', 'floorplan', 'var',
-                 'rtlmp_max_instances',
-                 '30000')
-        chip.set('tool', 'openroad', 'task', 'floorplan', 'var',
-                 'rtlmp_min_macros',
-                 '16')
-        chip.set('tool', 'openroad', 'task', 'floorplan', 'var',
-                 'rtlmp_max_macros',
-                 '4')
     elif mainlib.startswith('asap7sc7p5t'):
         chip.set('constraint', 'density', 40)
         chip.set('tool', 'openroad', 'task', 'route', 'var', 'M2_adjustment', '0.7')
         chip.set('tool', 'openroad', 'task', 'route', 'var', 'M3_adjustment', '0.6')
-        chip.set('tool', 'openroad', 'task', 'route', 'var', 'grt_signal_max_layer', 'M8')
-        chip.set('tool', 'openroad', 'task', 'route', 'var', 'grt_clock_max_layer', 'M8')
-        chip.set('pdk', 'asap7', 'maxlayer', chip.get('option', 'stackup'), 'M8')
+        chip.set('tool', 'openroad', 'task', 'place', 'var', 'gpl_uniform_placement_adjustment',
+                 '0.05')
     elif mainlib.startswith('sky130'):
         chip.set('constraint', 'density', 40)
+        chip.set('tool', 'yosys', 'task', 'syn_asic', 'var', 'abc_clock_derating', '0.95')
+
+    chip.set('tool', 'openroad', 'task', 'floorplan', 'var',
+             'rtlmp_min_instances',
+             '5000')
+    chip.set('tool', 'openroad', 'task', 'floorplan', 'var',
+             'rtlmp_max_instances',
+             '30000')
+    chip.set('tool', 'openroad', 'task', 'floorplan', 'var',
+             'rtlmp_min_macros',
+             '16')
+    chip.set('tool', 'openroad', 'task', 'floorplan', 'var',
+             'rtlmp_max_macros',
+             '4')
 
     return chip
 

scgallery/designs/ariane/constraints/sky130hd.sdc

@@ -1,4 +1,4 @@
-set clk_period 40.0
+set clk_period 115
 set clk_io_pct 0.2
 
 set clk_port [get_ports clk_i]