From 1a3eafb9a0b92ce3f3ea1b4929585f89f13d51f3 Mon Sep 17 00:00:00 2001
From: Francesco Conti <f.conti@unibo.it>
Date: Tue, 23 Apr 2024 19:07:11 +0200
Subject: [PATCH] Add PULPissimo CV32E40X target

---
 configs/pulpissimo_cv32e40x.sh     | 16 ++++++++++++++++
 rules/pulpos/targets/pulpissimo.mk |  6 ++++++
 2 files changed, 22 insertions(+)
 create mode 100644 configs/pulpissimo_cv32e40x.sh

diff --git a/configs/pulpissimo_cv32e40x.sh b/configs/pulpissimo_cv32e40x.sh
new file mode 100644
index 0000000..9aa1969
--- /dev/null
+++ b/configs/pulpissimo_cv32e40x.sh
@@ -0,0 +1,16 @@
+#!/bin/bash -e
+
+export PULPRT_TARGET=pulpissimo
+export PULPRUN_TARGET=pulpissimo
+export USE_CV32E40X=1
+
+if [  -n "${ZSH_VERSION:-}" ]; then
+        DIR="$(readlink -f -- "${(%):-%x}")"
+        scriptDir="$(dirname $DIR)"
+else
+
+    scriptDir="$(dirname "$(readlink -f "${BASH_SOURCE[0]}")")"
+
+fi
+
+source $scriptDir/common.sh
diff --git a/rules/pulpos/targets/pulpissimo.mk b/rules/pulpos/targets/pulpissimo.mk
index 9026586..9ad7fc3 100644
--- a/rules/pulpos/targets/pulpissimo.mk
+++ b/rules/pulpos/targets/pulpissimo.mk
@@ -15,6 +15,12 @@ PULP_ARCH_CFLAGS ?=  -march=rv32imfc_xcorev -mno-pulp-hwloop
 PULP_ARCH_LDFLAGS ?=  -march=rv32imfc_xcorev -mno-pulp-hwloop
 endif
 PULP_ARCH_OBJDFLAGS ?=
+else ifdef USE_CV32E40X
+PULP_LDFLAGS      +=
+PULP_CFLAGS       +=  -D__riscv__ -UARCHI_CORE_HAS_PULPV2 -DRV_ISA_RV32
+PULP_ARCH_CFLAGS ?=  -march=rv32imc -mnohwloop
+PULP_ARCH_LDFLAGS ?=  -march=rv32imc -mnohwloop
+PULP_ARCH_OBJDFLAGS ?= -Mmarch=rv32imc -mnohwloop
 else
 PULP_LDFLAGS      +=
 PULP_CFLAGS       +=  -D__riscv__