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692 bondari 1 
/*
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 * Copyright (C) 2006 Sergey Bondari
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 * All rights reserved.
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 *
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 * Redistribution and use in source and binary forms, with or without
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 * modification, are permitted provided that the following conditions
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 * are met:
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 *
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 * - Redistributions of source code must retain the above copyright
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 *   notice, this list of conditions and the following disclaimer.
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 * - Redistributions in binary form must reproduce the above copyright
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 *   notice, this list of conditions and the following disclaimer in the
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 *   documentation and/or other materials provided with the distribution.
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 * - The name of the author may not be used to endorse or promote products
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 *   derived from this software without specific prior written permission.
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 *
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 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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 */
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#include <print.h>
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#include <test.h>
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#include <mm/page.h>
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#include <mm/frame.h>
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#include <mm/slab.h>
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#include <arch/mm/page.h>
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#include <arch/types.h>
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#include <arch/atomic.h>
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#include <debug.h>
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#include <proc/thread.h>
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#include <memstr.h>
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#include <arch.h>
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#define MAX_FRAMES 256
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#define MAX_ORDER 8
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#define THREAD_RUNS 1
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#define THREADS 8
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static void thread(void * arg);
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static void failed(void);
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static atomic_t thread_count;
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void thread(void * arg)
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{
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    int status, order, run, allocated, i;
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    __u8 val = THREAD->tid % THREADS;
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    index_t k;
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    __address * frames =  (__address *) malloc(MAX_FRAMES * sizeof(__address), FRAME_ATOMIC);
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    ASSERT(frames != NULL);
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    for (run = 0; run < THREAD_RUNS; run++) {
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        for (order = 0; order <= MAX_ORDER; order++) {
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            printf("Thread #%d (cpu%d): Allocating %d frames blocks ... \n", THREAD->tid, CPU->id, 1 << order);
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            allocated = 0;
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            for (i = 0; i < (MAX_FRAMES >> order); i++) {
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                frames[allocated] = PA2KA(PFN2ADDR(frame_alloc_rc(order, FRAME_ATOMIC | FRAME_KA, &status)));
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                if (status == 0) {
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                    memsetb(frames[allocated], FRAME_SIZE << order, val);
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                    allocated++;
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                } else {
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                    break;
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                }
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            }
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            printf("Thread #%d (cpu%d): %d blocks allocated.\n", THREAD->tid, CPU->id, allocated);
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            printf("Thread #%d (cpu%d): Deallocating ... \n", THREAD->tid, CPU->id);
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            for (i = 0; i < allocated; i++) {
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                for (k = 0; k <= ((FRAME_SIZE << order) - 1); k++) {
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                    if (((__u8 *) frames[i])[k] != val) {
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                        printf("Thread #%d (cpu%d): Unexpected data (%d) in block %P offset %X\n", THREAD->tid, CPU->id, ((char *) frames[i])[k], frames[i], k);
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                        failed();
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                    }
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                }
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                frame_free(ADDR2PFN(KA2PA(frames[i])));
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            }
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            printf("Thread #%d (cpu%d): Finished run.\n", THREAD->tid, CPU->id);
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        }
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    }
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    free(frames);
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    printf("Thread #%d (cpu%d): Exiting\n", THREAD->tid, CPU->id);
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    atomic_dec(&thread_count);
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}
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void failed(void)
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{
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    panic("Test failed.\n");
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}
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void test(void)
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{
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    int i;
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    atomic_set(&thread_count, THREADS);
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    for (i = 0; i < THREADS; i++) {
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        thread_t * thrd;
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        thrd = thread_create(thread, NULL, TASK, 0);
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        if (thrd)
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            thread_ready(thrd);
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        else
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            failed();
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    }
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    while (thread_count.count)
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        ;
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    printf("Test passed.\n");
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}