From 3941fe97783c7a31ab04fbfb127f5026dd31ef78 Mon Sep 17 00:00:00 2001
From: Wojtek Kosior <kwojtus@protonmail.com>
Date: Thu, 2 Jan 2020 13:24:29 +0100
Subject: demo of arm timer irq

---
 demo_functionality.c | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'demo_functionality.c')

diff --git a/demo_functionality.c b/demo_functionality.c
index 3cf5b8f..a2d8550 100644
--- a/demo_functionality.c
+++ b/demo_functionality.c
@@ -5,6 +5,7 @@
 #include "ramfs.h"
 #include "strings.h"
 #include "paging.h"
+#include "armclock.h"
 
 void demo_paging_support(void)
 {
@@ -120,10 +121,13 @@ void demo_go_unprivileged(void)
 
   PSR_t new_SPSR = read_CPSR();
   new_SPSR.fields.PSR_MODE_4_0 = MODE_USER;
+  new_SPSR.fields.PSR_IRQ_MASK_BIT = 0;
   write_SPSR(new_SPSR);
 
   puts("All ready, jumping to PL0 code");
 
+  armclk_set_timer_match_timeout(0x00100000);
+  
   asm volatile("cps %[sysmode]\n\r"
 	       "mov sp, %[stackaddr]\n\r"
 	       "cps %[supmode]\n\r"
-- 
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