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[PULL,v3,27/42] target/riscv: Add ePMP support for the Ibex CPU

Message ID 20210511101951.165287-28-alistair.francis@wdc.com (mailing list archive)
State New, archived
Headers show
Series [PULL,v3,01/42] target/riscv: Remove privilege v1.9 specific CSR related code | expand

Commit Message

Alistair Francis May 11, 2021, 10:19 a.m. UTC 
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
---
 target/riscv/cpu.c | 1 +
 1 file changed, 1 insertion(+)
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Patch

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)