feat: modify pdk file path

syn/yosys/.gitignore

@@ -1,4 +1,5 @@
 reports
 out
 WORK
+tmp
 *.log

syn/yosys/scripts/init_tech.tcl

@@ -10,19 +10,19 @@ set yosys_dir [file dirname [file dirname [info script]]]
 set root_dir [file dirname $yosys_dir]
 
 if {[file exists "$root_dir/.cockpitrc"]} {
-	puts "0. Executing init_tech: load technology from ETHZ DZ cockpit"
-	set pdk_dir "$root_dir/technology"
-	set pdk_cells_lib ${pdk_dir}/lib
-	set pdk_sram_lib  ${pdk_dir}/lib
-	set pdk_io_lib    ${pdk_dir}/lib
+    puts "0. Executing init_tech: load technology from ETHZ DZ cockpit"
+    set pdk_dir "$root_dir/technology"
+    set pdk_cells_lib ${pdk_dir}/lib
+    set pdk_sram_lib  ${pdk_dir}/lib
+    set pdk_io_lib    ${pdk_dir}/lib
 } else {
-	puts "0. Executing init_tech: load technology from Github PDK"
-	if {![info exists pdk_dir]} {
-		set pdk_dir "$root_dir/ihp13/pdk"
-	}
-	set pdk_cells_lib ${pdk_dir}/ihp-sg13g2/libs.ref/sg13g2_stdcell/lib
-	set pdk_sram_lib  ${pdk_dir}/ihp-sg13g2/libs.ref/sg13g2_sram/lib
-	set pdk_io_lib    ${pdk_dir}/ihp-sg13g2/libs.ref/sg13g2_io/lib
+    puts "0. Executing init_tech: load technology from Github PDK"
+    if {![info exists pdk_dir]} {
+        set pdk_dir "$root_dir/IHP-Open-PDK"
+    }
+    set pdk_cells_lib ${pdk_dir}/ihp-sg13g2/libs.ref/sg13g2_stdcell/lib
+    set pdk_sram_lib  ${pdk_dir}/ihp-sg13g2/libs.ref/sg13g2_sram/lib
+    set pdk_io_lib    ${pdk_dir}/ihp-sg13g2/libs.ref/sg13g2_io/lib
 }
 
 set tech_cells [list "$pdk_cells_lib/sg13g2_stdcell_typ_1p20V_25C.lib"]
@@ -44,5 +44,5 @@ set tech_cells_args [concat {*}$tech_cells_args_list]
 
 # read library files
 foreach file $lib_list {
-	yosys read_liberty -lib "$file"
+    yosys read_liberty -lib "$file"
 }

syn/yosys/scripts/yosys_synthesis.tcl

@@ -21,25 +21,31 @@ set abc_comb_script   [processAbcScript $abc_combinational_script]
 # read liberty files and prepare some variables
 source $script_dir/init_tech.tcl
 
-yosys plugin -i slang.so
+# yosys plugin -i slang.so
 
-# read design
-yosys read_slang --top $top_design -f $sv_flist \
-        --compat-mode --keep-hierarchy \
-        --allow-use-before-declare --ignore-unknown-modules
+# # read design
+# yosys read_slang --top $top_design -f $sv_flist \
+#         --compat-mode --keep-hierarchy \
+#         --allow-use-before-declare --ignore-unknown-modules
 
+yosys read_verilog ../../rtl/spram_model.v
+yosys read_verilog ../../rtl/picorv32.v
+yosys read_verilog ../../rtl/spimemio.v
+yosys read_verilog ../../rtl/simpleuart.v
+yosys read_verilog ../../rtl/picosoc.v
+yosys read_verilog ../../rtl/retrosoc.v
 
-# blackbox requested modules
-if { [info exists ::env(YOSYS_BLACKBOX_MODULES)] } {
-    foreach sel $::env(YOSYS_BLACKBOX_MODULES) {
-        puts "Blackboxing the module ${sel}"
-        yosys select -list {*}$sel
-	    yosys blackbox {*}$sel
-        yosys setattr -set keep_hierarchy 1 {*}$sel
-    }
-}
+# # blackbox requested modules
+# if { [info exists ::env(YOSYS_BLACKBOX_MODULES)] } {
+#     foreach sel $::env(YOSYS_BLACKBOX_MODULES) {
+#         puts "Blackboxing the module ${sel}"
+#         yosys select -list {*}$sel
+# 	    yosys blackbox {*}$sel
+#         yosys setattr -set keep_hierarchy 1 {*}$sel
+#     }
+# }
 
-# preserve hierarchy of selected modules/instances
+# # preserve hierarchy of selected modules/instances
 if { [info exists ::env(YOSYS_KEEP_HIER_INST)] } {
     foreach sel $::env(YOSYS_KEEP_HIER_INST) {
         puts "Keeping hierarchy of selection: $sel"

syn/yosys/yosys.mk

@@ -18,39 +18,37 @@ YOSYS_REPORTS   := $(YOSYS_DIR)/reports
 # Project variables
 include $(YOSYS_DIR)/project-synth.mk
 
-TOP_DESIGN      ?= croc_chip
-RTL_NAME        ?= croc
+TOP_DESIGN      ?= retrosoc
+RTL_NAME        ?= retrosoc
 
-PICKLE_OUT      := $(realpath $(YOSYS_DIR)/..)/pickle
-
-VLOG_FILES      := $(PICKLE_OUT)/$(RTL_NAME)_sv2v.v
+VLOG_FILES      := $(RTL_NAME)_sv2v.v
 NETLIST         := $(YOSYS_OUT)/$(RTL_NAME)_yosys.v
 NETLIST_DEBUG   := $(YOSYS_OUT)/$(RTL_NAME)_debug_yosys.v
 
 ## Synthesize netlist using Yosys
 yosys: $(NETLIST)
 
-$(NETLIST) $(NETLIST_DEBUG): $(SV_FLIST)
-    @mkdir -p $(YOSYS_OUT)
-    @mkdir -p $(YOSYS_WORK)
-    @mkdir -p $(YOSYS_REPORTS)
-    SV_FLIST="$(SV_FLIST)" \
-    TOP_DESIGN="$(TOP_DESIGN)" \
-    PROJ_NAME="$(RTL_NAME)" \
-    WORK="$(YOSYS_WORK)" \
-    BUILD="$(YOSYS_OUT)" \
-    REPORTS="$(YOSYS_REPORTS)" \
-    NETLIST="$(NETLIST)" \
-    $(YOSYS) -c $(YOSYS_DIR)/scripts/yosys_synthesis.tcl \
-        2>&1 | TZ=UTC gawk '{ print strftime("[%Y-%m-%d %H:%M %Z]"), $$0 }' \
-             | tee "$(YOSYS_DIR)/$(RTL_NAME).log" \
-             | gawk -f $(YOSYS_DIR)/scripts/filter_output.awk;
-        
+$(NETLIST) $(NETLIST_DEBUG):
+	@mkdir -p $(YOSYS_OUT)
+	@mkdir -p $(YOSYS_WORK)
+	@mkdir -p $(YOSYS_REPORTS)
+	SV_FLIST="$(SV_FLIST)" \
+	TOP_DESIGN="$(TOP_DESIGN)" \
+	PROJ_NAME="$(RTL_NAME)" \
+	WORK="$(YOSYS_WORK)" \
+	BUILD="$(YOSYS_OUT)" \
+	REPORTS="$(YOSYS_REPORTS)" \
+	NETLIST="$(NETLIST)" \
+	$(YOSYS) -c $(YOSYS_DIR)/scripts/yosys_synthesis.tcl \
+		2>&1 | TZ=UTC gawk '{ print strftime("[%Y-%m-%d %H:%M %Z]"), $$0 }' \
+			 | tee "$(YOSYS_DIR)/$(RTL_NAME).log" \
+			 | gawk -f $(YOSYS_DIR)/scripts/filter_output.awk;
+		
 
 ys_clean:
-    rm -rf $(YOSYS_OUT)
-    rm -rf $(YOSYS_WORK)
-    rm -rf $(YOSYS_REPORTS) 
-    rm -f $(YOSYS_DIR)/$(RTL_NAME).log
+	rm -rf $(YOSYS_OUT)
+	rm -rf $(YOSYS_WORK)
+	rm -rf $(YOSYS_REPORTS) 
+	rm -f $(YOSYS_DIR)/$(RTL_NAME).log
 
-.PHONY: ys_clean yosys synth yosys-slang
+.PHONY: ys_clean yosys synth $(NETLIST) $(NETLIST_DEBUG)