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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 <mm/heap.h>
  33. #include <arch/mm/page.h>
  34. #include <arch/types.h>
  35. #include <arch/atomic.h>
  36. #include <debug.h>
  37. #include <proc/thread.h>
  38. #include <memstr.h>
  39.  
  40. #define MAX_FRAMES 256
  41. #define MAX_ORDER 8
  42.  
  43. #define THREAD_RUNS 1
  44. #define THREADS 8
  45.  
  46. static void thread(void * arg);
  47. static void failed(void);
  48.  
  49. static atomic_t thread_count;
  50.  
  51. void thread(void * arg) {
  52.     int status, order, run, allocated,i;
  53.    
  54.     __u8 val = *((__u8 *) arg);
  55.     index_t k;
  56.    
  57.     __address * frames =  (__address *) malloc(MAX_FRAMES * sizeof(__address));
  58.  
  59.     for (run=0;run<THREAD_RUNS;run++) {
  60.    
  61.         for (order=0;order<=MAX_ORDER;order++) {
  62.             printf("Thread #%d: Allocating %d frames blocks ... \n",val, 1<<order);
  63.             allocated = 0;
  64.             for (i=0;i < (MAX_FRAMES >> order);i++) {
  65.                 frames[allocated] = frame_alloc(FRAME_NON_BLOCKING | FRAME_KA,order, &status);
  66.                 if (status == 0) {
  67.                     memsetb(frames[allocated], (1 << order) * FRAME_SIZE, val);
  68.                     allocated++;
  69.                 } else {
  70.                     break;
  71.                 }
  72.             }
  73.        
  74.             printf("Thread #%d: %d blocks alocated.\n",val, allocated);
  75.  
  76.             printf("Thread #%d: Deallocating ... \n", val);
  77.             for (i=0;i<allocated;i++) {
  78.            
  79.                 for (k=0;k<=((FRAME_SIZE << order) - 1);k++) {
  80.                     if ( ((char *) frames[i])[k] != val ) {
  81.                         printf("Thread #%d: Unexpected data in block %P offset %X\n",val, frames[i], k);
  82.                         failed();
  83.                     }
  84.                
  85.                 }
  86.                
  87.                 frame_free(frames[i]);
  88.             }
  89.             printf("Thread #%d: Finished run.\n", val);
  90.         }
  91.     }
  92.    
  93.    
  94.     atomic_dec(&thread_count);
  95.  
  96. }
  97.  
  98.  
  99. void failed(void) {
  100.     panic("Test failed.\n");
  101. }
  102.  
  103.  
  104. void test(void) {
  105.     int i;
  106.  
  107.     atomic_set(&thread_count, THREADS);
  108.        
  109.     for (i=1;i<=THREADS;i++) {
  110.         thread_t * thrd;
  111.         thrd = thread_create(thread, &i, TASK, 0);
  112.         if (thrd) thread_ready(thrd); else failed();
  113.     }
  114.    
  115.     while (thread_count.count);
  116.  
  117.     printf("Test passed\n");
  118. }
  119.  
  120.