Exemplo n.º 1
0
int main(int argc, char *argv[]) {
    int error_total = 0;
    int error_ignore = 0;

    srandom(getpid());


    if ((argc > 1) && (strcmp(argv[1], "online") == 0)) {
        SOS_RUN_MODE = SOS_ROLE_CLIENT;
    } else {
        SOS_RUN_MODE = SOS_ROLE_OFFLINE_TEST_MODE;
    }

    SOS_test_section_start(0, "SOS");

    TEST_sos = SOS_init(&argc, &argv, SOS_RUN_MODE, SOS_LAYER_SOS_RUNTIME);
    SOS_test_run(1, "SOS_init", SOS_test_show_ok(), error_ignore, error_ignore);

    error_total = SOS_test_all();

    SOS_finalize(TEST_sos);
    SOS_test_run(1, "SOS_finalize", SOS_test_show_ok(), error_ignore, error_ignore);

    SOS_test_section_report(0, "SOS", error_total);

    return (error_total);
}
Exemplo n.º 2
0
void
init()
{
	struct ext_mem_format *ptr_exts; // structure-pointer to structure
	struct ext_mem_format temp_struc; // temporary structure
	struct inode ino_kern;
	struct ext_mem_format ext_mem_strucs[50]; // 386 usable RAM list format

	usec_t ino_sec;
	ubyte_t num_servs; // number of servers to read to memory
	uint_t tot_mem, counter, counter1; // counters
	byte *ptr_mem=(byte *)ext_mem_strucs; // byte-pointer to structure

	/* 
	 * Get absolute sector for first ivector.
	 * It is stored in a global variable.
	 */
	sosfs_ivec_first();

	/* read kernel's and server's inode sector */
	ino_sec = sosfs_iget("/boot/kernel");
	/* if error */
	if (ino_sec == -1) {
		low_putstr("Inode not found\n"); 
		while (1);
	}
	/* read kernel's inode */
	sosfs_read_raw(ino_sec, &ino_kern);

	/* zero out the vector */
	for (tot_mem=0; tot_mem<512; tot_mem++)
		buffer[tot_mem]=0;

	/* 
	 * Copy arguments from real-mode to protected-mode.
	 * The monitor program wishes to pass the arguments to the kernel.
	 * This is done by a little hack that uses an interrupt instruction
	 * passing a buffer to copy from real-mode to protected-mode using
	 * BIOS.
	 */
	kargs_init();

	/* 
	 * Get total amount of RAM.
	 * The most reliable way to know the system's memory-mapping
	 * is by using the BIOS; we use int $0x15 function 0xe820.
	 */
	low_tot_ram(ext_mem_strucs);

	/* point to memory-map vector */
	ptr_exts=ext_mem_strucs;
	/* 
	 * Traverse the structures until magic number found.
	 * Our interrupt handler set a magic number after the last
	 * entry returned by the BIOS handler.
	 */
	kprintf("\n");
	kprintf("BIOS-provided physical-memory mappings\n");
	kprintf("======================================================\n");
	while (ptr_exts->acpi_ext != 0x12345) {
		/* if we must ignore the entry, so we do */
		if (ptr_exts->reg_len == 0)
			continue;
		/* print type of memory to terminal */
		switch (ptr_exts->reg_type) {
			case 1:
				kprintf("Usable RAM at ");
				if (ptr_exts->base_addr[0] != 0) {
					zero_mem(ptr_exts);
					put_list(ptr_exts);
				}
				break;
			case 2:
				kprintf("Reserved/unusable RAM at ");
				break;
			case 3:
			case 4:
			case 5:
				kprintf("ACPI RAM at ");
				break;
		}
		/*
		 * Create a temporary structure and copy the entire structure
		 * to it.
		 * Print the address range.
		 */
		temp_struc = *ptr_exts; // copy structure
		temp_struc.reg_len[0] += temp_struc.base_addr[0];
		kprintf("%x-", &temp_struc);
		kprintf("%x", temp_struc.reg_len);
		kprintf("\n");
		for (tot_mem=0; tot_mem<512; tot_mem++)
			buffer[tot_mem]=0;
		ptr_exts++; // advance one structure
	}
	kprintf("======================================================\n");

	/* 
	 * Set up initial memory mappings.
	 * Load user-level servers to predefined physical memory and
	 * identically map them. Map the monitor program and the kernel
	 * also to identical physical addresses. Also map those programs'
	 * heaps.
	 */
	load_init();
	heap_init();
	/* list returned by BIOS might be unsorted */
	sort_free_list();
	/* machine-dependent format to machine-independent format */
	dep_2_indep_list(ptr_list);
	mmap_init();
	enable_paging();
	SOS_init();
}
Exemplo n.º 3
0
int main(int argc, char *argv[]) {

    SOS_runtime *my_sos;

    int i;
    int elem;
    int next_elem;
    char pub_title[SOS_DEFAULT_STRING_LEN] = {0};
    char elem_name[SOS_DEFAULT_STRING_LEN] = {0};
    SOS_pub *pub;
    double time_now;
    double time_start;

    int    MAX_SEND_COUNT;
    int    ITERATION_SIZE;
    int    PUB_ELEM_COUNT;
    int    JITTER_ENABLED;
    double JITTER_INTERVAL;

    MPI_Init(&argc, &argv);

    /* Process command-line arguments */
    if ( argc < 5 ) { fprintf(stderr, "%s\n", USAGE); exit(1); }

    MAX_SEND_COUNT  = -1;
    ITERATION_SIZE  = -1;
    PUB_ELEM_COUNT  = -1;
    JITTER_ENABLED  = 0;
    JITTER_INTERVAL = 0.0;

    for (elem = 1; elem < argc; ) {
        if ((next_elem = elem + 1) == argc) {
            fprintf(stderr, "%s\n", USAGE);
            exit(1);
        }

        if ( strcmp(argv[elem], "-i"  ) == 0) {
            ITERATION_SIZE  = atoi(argv[next_elem]);
        } else if ( strcmp(argv[elem], "-m"  ) == 0) {
            MAX_SEND_COUNT  = atoi(argv[next_elem]);
        } else if ( strcmp(argv[elem], "-p"  ) == 0) {
            PUB_ELEM_COUNT  = atoi(argv[next_elem]);
        } else if ( strcmp(argv[elem], "-j"  ) == 0) {
            JITTER_INTERVAL = strtod(argv[next_elem], NULL);
            JITTER_ENABLED = 1;
        } else {
            fprintf(stderr, "Unknown flag: %s %s\n", argv[elem], argv[next_elem]);
        }
        elem = next_elem + 1;
    }

    if ( (MAX_SEND_COUNT < 1)
         || (ITERATION_SIZE < 1)
         || (PUB_ELEM_COUNT < 1)
         || (JITTER_INTERVAL < 0.0) )
        { fprintf(stderr, "%s\n", USAGE); exit(1); }


    /* Example variables. */
    char    *str_node_id  = getenv("HOSTNAME");
    char    *str_prog_ver = "1.0";
    char     var_string[100] = {0};
    int      var_int;
    double   var_double;
    
    my_sos = SOS_init( &argc, &argv, SOS_ROLE_CLIENT, SOS_LAYER_APP);
    SOS_SET_CONTEXT(my_sos, "demo_app.main");

    srandom(my_sos->my_guid);

    printf("demo_app starting...\n"); fflush(stdout);
    
    dlog(0, "Creating a pub...\n");

    pub = SOS_pub_create(my_sos, "demo", SOS_NATURE_CREATE_OUTPUT);
    dlog(0, "  ... pub->guid  = %ld\n", pub->guid);

    dlog(0, "Manually configuring some pub metadata...\n");
    strcpy (pub->prog_ver, str_prog_ver);
    pub->meta.channel     = 1;
    pub->meta.nature      = SOS_NATURE_EXEC_WORK;
    pub->meta.layer       = SOS_LAYER_APP;
    pub->meta.pri_hint    = SOS_PRI_DEFAULT;
    pub->meta.scope_hint  = SOS_SCOPE_DEFAULT;
    pub->meta.retain_hint = SOS_RETAIN_DEFAULT;


    dlog(0, "Packing a couple values...\n");
    var_int = 1234567890;
    snprintf(var_string, 100, "Hello, world!");

    var_double = 0.0;

    int pos = -1;
    for (i = 0; i < PUB_ELEM_COUNT; i++) {
        snprintf(elem_name, SOS_DEFAULT_STRING_LEN, "example_dbl_%d", i);
        pos = SOS_pack(pub, elem_name, SOS_VAL_TYPE_DOUBLE, &var_double);
        dlog(0, "   pub->data[%d]->guid == %" SOS_GUID_FMT "\n", pos, pub->data[pos]->guid);
        var_double += 0.0000001;
    }


    dlog(0, "Announcing\n");
    SOS_announce(pub);

    dlog(0, "Re-packing --> Publishing %d values for %d times per iteration:\n",
           PUB_ELEM_COUNT,
           ITERATION_SIZE);
           
    SOS_TIME( time_start );
    int mils = 0;
    int ones = 0;
 
    for (ones = 0; ones < ITERATION_SIZE; ones++) {
        for (i = 0; i < PUB_ELEM_COUNT; i++) {
            snprintf(elem_name, SOS_DEFAULT_STRING_LEN, "example_dbl_%d", i);
            SOS_pack(pub, elem_name, SOS_VAL_TYPE_DOUBLE, &var_double);
            var_double += 0.000001;
        }

        SOS_publish(pub);
    }

    /* Catch any stragglers. */
    //SOS_publish(pub);
    dlog(0, "  ... done.\n");

    dlog(0, "demo_app finished successfully!\n");
    SOS_finalize(my_sos);
    MPI_Finalize();
    return (EXIT_SUCCESS);
}