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  1. /*
  2.  * Copyright (C) 2006 Sergey Bondari
  3.  * All rights reserved.
  4.  *
  5.  * Redistribution and use in source and binary forms, with or without
  6.  * modification, are permitted provided that the following conditions
  7.  * are met:
  8.  *
  9.  * - Redistributions of source code must retain the above copyright
  10.  *   notice, this list of conditions and the following disclaimer.
  11.  * - Redistributions in binary form must reproduce the above copyright
  12.  *   notice, this list of conditions and the following disclaimer in the
  13.  *   documentation and/or other materials provided with the distribution.
  14.  * - The name of the author may not be used to endorse or promote products
  15.  *   derived from this software without specific prior written permission.
  16.  *
  17.  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  18.  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  19.  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  20.  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  21.  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  22.  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  23.  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  24.  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  25.  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  26.  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  27.  */
  28. #include <print.h>
  29. #include <test.h>
  30. #include <mm/page.h>
  31. #include <mm/frame.h>
  32. #include <arch/mm/page.h>
  33. #include <arch/types.h>
  34. #include <arch/atomic.h>
  35. #include <debug.h>
  36. #include <proc/thread.h>
  37. #include <memstr.h>
  38.  
  39. #define MAX_FRAMES 128
  40. #define MAX_ORDER 2
  41.  
  42. #define THREAD_RUNS 1
  43. #define THREADS 6
  44.  
  45. static void thread(void * arg);
  46. static void failed(void);
  47.  
  48. static atomic_t thread_count;
  49.  
  50. void thread(void * arg) {
  51.     int status, order, run, allocated,i;
  52.    
  53.     __u8 val = *((__u8 *) arg);
  54.     index_t k;
  55.    
  56.     __address frames[MAX_FRAMES];
  57.  
  58.     for (run=0;run<THREAD_RUNS;run++) {
  59.    
  60.         for (order=0;order<=MAX_ORDER;order++) {
  61.             printf("Thread #%d: Allocating %d frames blocks ... \n",val, 1<<order);
  62.             allocated = 0;
  63.             for (i=0;i<MAX_FRAMES>>order;i++) {
  64.                 frames[allocated] = frame_alloc(FRAME_NON_BLOCKING | FRAME_KA,order, &status);
  65.                 if (status == 0) {
  66.                     memsetb(frames[allocated], (1 << order) * FRAME_SIZE, val);
  67.                     allocated++;
  68.                 } else {
  69.                     break;
  70.                 }
  71.             }
  72.        
  73.             printf("Thread #%d: %d blocks alocated.\n",val, allocated);
  74.  
  75.             printf("Thread #%d: Deallocating ... \n", val);
  76.             for (i=0;i<allocated;i++) {
  77.                 for (k=0;k<=((FRAME_SIZE << order) - 1);k++) {
  78.                     if ( ((char *) frames[i])[k] != val ) {
  79.                         printf("Thread #%d: Unexpected data in block %P offset %X\n",val, frames[i], k);
  80.                         failed();
  81.                     }
  82.                
  83.                 }
  84.            
  85.                 frame_free(frames[i]);
  86.             }
  87.             printf("Thread #%d: Finished run.\n", val);
  88.         }
  89.     }
  90.    
  91.    
  92.     atomic_dec(&thread_count);
  93.  
  94. }
  95.  
  96.  
  97. void failed(void) {
  98.     panic("Test failed.\n");
  99. }
  100.  
  101.  
  102. void test(void) {
  103.     int i;
  104.  
  105.     atomic_set(&thread_count, THREADS);
  106.        
  107.     for (i=1;i<=THREADS;i++) {
  108.         thread_t * thrd;
  109.         thrd = thread_create(thread, &i, TASK, 0);
  110.         if (thrd) thread_ready(thrd); else failed();
  111.     }
  112.    
  113.     while (thread_count.count);
  114.  
  115.     printf("Test passed\n");
  116. }
  117.  
  118.