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Enable CVE2 tracing #107

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Merged
phsauter merged 2 commits into from
Dec 23, 2025
Merged

Enable CVE2 tracing #107

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9f48b9a
hw: fix CVE2 tracing wrapper
ezelioli Dec 22, 2025
c48ae20
Makefile: enable CVE2 tracing with Verilator
ezelioli Dec 22, 2025
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2 changes: 1 addition & 1 deletion Makefile
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Original file line number Diff line number Diff line change
Expand Up @@ -98,7 +98,7 @@ VERILATOR_ARGS += --x-assign fast --x-initial fast
VERILATOR_CFLAGS += -O3 -march=native -mtune=native

verilator/croc.f: Bender.lock Bender.yml
$(BENDER) script verilator -t rtl -t verilator -DSYNTHESIS -DVERILATOR > $@
$(BENDER) script verilator -t rtl -t verilator -t cve2_include_tracer -DSYNTHESIS -DVERILATOR -DTRACE_EXECUTION > $@

verilator/obj_dir/Vtb_croc_soc: verilator/croc.f $(SW_HEX)
cd verilator; $(VERILATOR) $(VERILATOR_ARGS) -O3 --top tb_croc_soc -f croc.f
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24 changes: 24 additions & 0 deletions rtl/.patches/cve2/rtl/0007-remove-extra-input-assignment.patch
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@@ -0,0 +1,24 @@
From 82fec88c88e2648db731e60e543827222701f05b Mon Sep 17 00:00:00 2001
From: Enrico Zelioli <ezelioli@iis.ee.ethz.ch>
Date: Mon, 22 Dec 2025 18:23:56 +0100
Subject: [PATCH] remove extra input assignment

---
cve2_core_tracing.sv | 1 -
1 file changed, 1 deletion(-)

diff --git a/cve2_core_tracing.sv b/cve2_core_tracing.sv
index efc157c0..f4a124de 100644
--- a/cve2_core_tracing.sv
+++ b/cve2_core_tracing.sv
@@ -150,7 +150,6 @@ module cve2_core_tracing import cve2_pkg::*; #(
.rst_ni,

.test_en_i,
- .ram_cfg_i,

.hart_id_i,
.boot_addr_i,
--
2.43.5

1 change: 0 additions & 1 deletion rtl/cve2/cve2_core_tracing.sv
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Expand Up @@ -150,7 +150,6 @@ module cve2_core_tracing import cve2_pkg::*; #(
.rst_ni,

.test_en_i,
.ram_cfg_i,

.hart_id_i,
.boot_addr_i,
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