From: Alistair Francis <alistair.francis@wdc.com>
Date: Mon, 19 Apr 2021 06:18:06 +0000 (+1000)
Subject: target/riscv: Add ePMP support for the Ibex CPU
X-Git-Tag: v6.1.0-rc0~129^2~15
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=ed6eebaaafd3b96cc4ef3dcc30eb3a26c20ece57;p=users%2Fdwmw2%2Fqemu.git

target/riscv: Add ePMP support for the Ibex CPU

The physical Ibex CPU has ePMP support and it's enabled for the
OpenTitan machine so let's enable ePMP support for the Ibex CPU in QEMU.

Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Message-id: d426baabab0c9361ed2e989dbe416e417a551fd1.1618812899.git.alistair.francis@wdc.com
---

diff --git a/target/riscv/cpu.c b/target/riscv/cpu.c
index 66787d019c..4bf6a00636 100644
--- a/target/riscv/cpu.c
+++ b/target/riscv/cpu.c
@@ -202,6 +202,7 @@ static void rv32_ibex_cpu_init(Object *obj)
     set_misa(env, RV32 | RVI | RVM | RVC | RVU);
     set_priv_version(env, PRIV_VERSION_1_10_0);
     qdev_prop_set_bit(DEVICE(obj), "mmu", false);
+    qdev_prop_set_bit(DEVICE(obj), "x-epmp", true);
 }
 
 static void rv32_imafcu_nommu_cpu_init(Object *obj)