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GW5A. Fix examples. #410

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Oct 28, 2025
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GW5A. Fix examples. #410

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9 changes: 5 additions & 4 deletions examples/gw5a/Makefile
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Original file line number Diff line number Diff line change
@@ -1,4 +1,5 @@
YOSYS ?= yosys
YOSYS_FLAGS = -setundef
NEXTPNR ?= nextpnr-himbaechel
DEBUG = -v --debug
DEBUG =
Expand Down Expand Up @@ -34,17 +35,17 @@ alu-%-primer25k.json: alu-%-primer25k-synth.json alu-%-primer25k.cst
$(NEXTPNR) $(DEBUG) --top top --json $< --write $@ --device GW5A-LV25MG121NES --vopt cst=$(basename $@).cst --vopt sspi_as_gpio

%-primer25k-synth.json: %.v
$(YOSYS) -D INV_BTN=1 -D LEDS_NR=8 -D OSC_TYPE_OSCA -p "read_verilog $^; synth_gowin -json $@ -family gw5a"
$(YOSYS) -D INV_BTN=1 -D LEDS_NR=8 -D OSC_TYPE_OSCA -p "read_verilog $^; synth_gowin -json $@ -family gw5a ${YOSYS_FLAGS}"

bsram-%-primer25k-synth.json: pll/GW5A-25A.vh io444.vh display-640x480.v %-image-rom.v %-video-ram.v %.v clock-PLLA.v
$(YOSYS) -D INV_BTN=1 -p "read_verilog $^; synth_gowin -json $@ -family gw5a"
$(YOSYS) -D INV_BTN=1 -p "read_verilog $^; synth_gowin -json $@ -family gw5a ${YOSYS_FLAGS}"

femto-%-primer25k-synth.json: femto-%.v
$(YOSYS) -D INV_BTN=1 -D LEDS_NR=8 -D OSC_TYPE_OSCA -D CPU_FREQ=50 -D BAUD_RATE=115200 -p "read_verilog $^; synth_gowin -json $@ -nolutram -family gw5a"
$(YOSYS) -D INV_BTN=1 -D LEDS_NR=8 -D OSC_TYPE_OSCA -D CPU_FREQ=50 -D BAUD_RATE=115200 -p "read_verilog $^; synth_gowin -json $@ -nolutram -family gw5a ${YOSYS_FLAGS}"

attosoc-primer25k.json: attosoc-primer25k-synth.json primer25k.cst
$(NEXTPNR) $(DEBUG) --top attosoc --json $< --write $@ --device GW5A-LV25MG121NES --vopt cst=primer25k.cst --vopt sspi_as_gpio

attosoc-primer25k-synth.json: attosoc/attosoc.v attosoc/picorv32.v
$(YOSYS) -D INV_BTN=1 -p "read_verilog $^; synth_gowin -json $@ -nolutram -strict-gw5a-dffs -family gw5a"
$(YOSYS) -D INV_BTN=1 -p "read_verilog $^; synth_gowin -json $@ -nolutram -strict-gw5a-dffs -family gw5a ${YOSYS_FLAGS}"

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