From ce6cf1c8023589b61712dcd4ae74017a9a2efc1e Mon Sep 17 00:00:00 2001
From: Nathaniel Wesley Filardo <nfilardo@microsoft.com>
Date: Sun, 4 Feb 2024 19:38:08 +0000
Subject: [PATCH] Initialize mstatus[MPP] to M mode

This goes away when https://github.com/riscv/sail-riscv/pull/397 lands upstream
---
 model/riscv_sys_control.sail | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/model/riscv_sys_control.sail b/model/riscv_sys_control.sail
index 6fc95e79d..a2a57fefe 100644
--- a/model/riscv_sys_control.sail
+++ b/model/riscv_sys_control.sail
@@ -505,6 +505,8 @@ function init_sys() -> unit = {
   mstatus = set_mstatus_UXL(mstatus, misa[MXL]);
   mstatus[SD]   = 0b0;
 
+  mstatus[MPP]  = 0b11;
+
   /* set to little-endian mode */
   if sizeof(xlen) == 64 then {
     mstatus = Mk_Mstatus([mstatus.bits with 37 .. 36 = 0b00])