From a8943a111f11efab12e0675239b1b5c25f332666 Mon Sep 17 00:00:00 2001
From: mariusmonton <marius.monton@gmail.com>
Date: Tue, 22 Jan 2019 19:31:13 +0100
Subject: [PATCH] enable interrupts writing to mstatus

---
 tests/C/timer/timer.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/tests/C/timer/timer.c b/tests/C/timer/timer.c
index c64621d..c4c9ab2 100644
--- a/tests/C/timer/timer.c
+++ b/tests/C/timer/timer.c
@@ -33,6 +33,9 @@ void register_timer_isr() {
   asm volatile("csrw mtvec, t0");
   asm volatile("li t1, 0x888");
   asm volatile("csrw mie, t1");
+
+  // enable interrupts
+  asm volatile( "csrs mstatus,1" );
 }
 
 int main(void) {