Exemplo n.º 1
0
/* Test the specified memory. The number of bytes must be multiple of 4096.
 * If interactive is true the program exists with an error and prints
 * ASCII arts to show progresses. Instead when interactive is 0, it can
 * be used as an API call, and returns 1 if memory errors were found or
 * 0 if there were no errors detected. */
int memtest_test(unsigned long *m, size_t bytes, int passes, int interactive) {
    int pass = 0;
    int errors = 0;

    while (pass != passes) {
        pass++;

        if (interactive) memtest_progress_start("Addressing test",pass);
        errors += memtest_addressing(m,bytes,interactive);
        if (interactive) memtest_progress_end();

        if (interactive) memtest_progress_start("Random fill",pass);
        memtest_fill_random(m,bytes,interactive);
        if (interactive) memtest_progress_end();
        errors += memtest_compare_times(m,bytes,pass,4,interactive);

        if (interactive) memtest_progress_start("Solid fill",pass);
        memtest_fill_value(m,bytes,0,(unsigned long)-1,'S',interactive);
        if (interactive) memtest_progress_end();
        errors += memtest_compare_times(m,bytes,pass,4,interactive);

        if (interactive) memtest_progress_start("Checkerboard fill",pass);
        memtest_fill_value(m,bytes,ULONG_ONEZERO,ULONG_ZEROONE,'C',interactive);
        if (interactive) memtest_progress_end();
        errors += memtest_compare_times(m,bytes,pass,4,interactive);
    }
    return errors;
}
Exemplo n.º 2
0
void memtest_test(size_t megabytes, int passes) {
    size_t bytes = megabytes*1024*1024;
    unsigned long *m = malloc(bytes);
    int pass = 0;

    if (m == NULL) {
        fprintf(stderr,"Unable to allocate %zu megabytes: %s",
            megabytes, strerror(errno));
        exit(1);
    }
    while (pass != passes) {
        pass++;

        memtest_progress_start("Addressing test",pass);
        memtest_addressing(m,bytes);
        memtest_progress_end();

        memtest_progress_start("Random fill",pass);
        memtest_fill_random(m,bytes);
        memtest_progress_end();
        memtest_compare_times(m,bytes,pass,4);

        memtest_progress_start("Solid fill",pass);
        memtest_fill_value(m,bytes,0,(unsigned long)-1,'S');
        memtest_progress_end();
        memtest_compare_times(m,bytes,pass,4);

        memtest_progress_start("Checkerboard fill",pass);
        memtest_fill_value(m,bytes,ULONG_ONEZERO,ULONG_ZEROONE,'C');
        memtest_progress_end();
        memtest_compare_times(m,bytes,pass,4);
    }
    free(m);
}
Exemplo n.º 3
0
void memtest_test(void *buffer, size_t megabytes, int passes) {
    size_t bytes = megabytes*1024*1024;
    unsigned long *m = buffer;
    int pass = 0;

    while (pass != passes) {
        pass++;

        memtest_progress_start("Addressing test",pass);
        memtest_addressing(m,bytes);
        memtest_progress_end();

        memtest_progress_start("Random fill",pass);
        memtest_fill_random(m,bytes);
        memtest_progress_end();
        memtest_compare_times(m,bytes,pass,4);

        memtest_progress_start("Solid fill",pass);
        memtest_fill_value(m,bytes,0,(unsigned long)-1,'S');
        memtest_progress_end();
        memtest_compare_times(m,bytes,pass,4);

        memtest_progress_start("Checkerboard fill",pass);
        memtest_fill_value(m,bytes,ULONG_ONEZERO,ULONG_ZEROONE,'C');
        memtest_progress_end();
        memtest_compare_times(m,bytes,pass,4);
    }
}
Exemplo n.º 4
0
void memtest_compare_times(unsigned long *m, size_t bytes, int pass, int times) {
    int j;

    for (j = 0; j < times; j++) {
        memtest_progress_start("Compare",pass);
        memtest_compare(m,bytes);
        memtest_progress_end();
    }
}
Exemplo n.º 5
0
int memtest_compare_times(unsigned long *m, size_t bytes, int pass, int times,
                          int interactive)
{
    int j;
    int errors = 0;

    for (j = 0; j < times; j++) {
        if (interactive) memtest_progress_start("Compare",pass);
        errors += memtest_compare(m,bytes,interactive);
        if (interactive) memtest_progress_end();
    }
    return errors;
}