source: rtems/testsuites/libtests/stackchk/blow.c @ 9919946

4.104.114.84.9
Last change on this file since 9919946 was 9919946, checked in by Ralf Corsepius <ralf.corsepius@…>, on Mar 30, 2004 at 11:12:47 AM

2004-03-30 Ralf Corsepius <ralf_corsepius@…>

  • cpuuse/system.h, cpuuse/task1.c, cpuuse/tswitch.c, monitor/init.c, monitor/system.h, rtems++/System.h, rtems++/Task1.cc, rtems++/Task2.cc, rtems++/Task3.cc, rtmonuse/init.c, rtmonuse/system.h, rtmonuse/task1.c, stackchk/blow.c: Convert to using c99 fixed size types.
  • Property mode set to 100644
File size: 1.0 KB
Line 
1/*  task1.c
2 *
3 *  This set of three tasks do some simple task switching for about
4 *  15 seconds and then call a routine to "blow the stack".
5 *
6 *  COPYRIGHT (c) 1989-1999.
7 *  On-Line Applications Research Corporation (OAR).
8 *
9 *  The license and distribution terms for this file may be
10 *  found in the file LICENSE in this distribution or at
11 *  http://www.rtems.com/license/LICENSE.
12 *
13 *  $Id$
14 */
15
16#include <rtems.h>
17
18void b() {}
19
20void blow_stack( void )
21{
22  volatile uint32_t   *low, *high;
23  unsigned char *area;
24
25b();
26  /*
27   *  Destroy the first and last 16 bytes of our stack... Hope it
28   *  does not cause problems :)
29   */
30
31 area = (unsigned char *)_Thread_Executing->Start.Initial_stack.area;
32
33 low  = (volatile uint32_t   *) (area + HEAP_OVERHEAD);
34 high = (volatile uint32_t   *)
35            (area + _Thread_Executing->Start.Initial_stack.size - 16);
36
37
38 low[0] = 0x11111111;
39 low[1] = 0x22222222;
40 low[2] = 0x33333333;
41 low[3] = 0x44444444;
42
43 high[0] = 0x55555555;
44 high[1] = 0x66666666;
45 high[2] = 0x77777777;
46 high[3] = 0x88888888;
47
48}
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