예제 #1
0
파일: post.c 프로젝트: zhhejun/u-boot-1.1.4
int post_init_f (void)
{
	DECLARE_GLOBAL_DATA_PTR;

	int res = 0;
	unsigned int i;

	for (i = 0; i < post_list_size; i++) {
		struct post_test *test = post_list + i;

		if (test->init_f && test->init_f()) {
			res = -1;
		}
	}

#if 0/* not for arm */
	gd->post_init_f_time = post_time_ms(0);
	if (!gd->post_init_f_time)
	{
		printf("post/post.c: post_time_ms seems not to be implemented\n");
	}
#endif

	return res;
}
예제 #2
0
int post_init_f(void)
{
	int res = 0;
	unsigned int i;

	for (i = 0; i < post_list_size; i++) {
		struct post_test *test = post_list + i;

		if (test->init_f && test->init_f()) {
			res = -1;
		}
	}

	gd->post_init_f_time = post_time_ms(0);
	if (!gd->post_init_f_time) {
		printf
		    ("post/post.c: post_time_ms seems not to be implemented\n");
	}

	return res;
}
예제 #3
0
int lwmon5_watchdog_post_test(int flags)
{
	/* On each reset scratch register 1 should be tested,
	 * but first test GPIO62:
	 */
	if (!(flags & POST_MANUAL) && sysmon1_post_test(flags)) {
		/* 3.1. GPIO62 is low
		 * Assuming system voltage failure.
		 */
		/* 3.1.1. Set scratch register 1 to 0x0000xxxx */
		watchdog_magic_write(0);
		/* 3.1.2. Mark test as failed due to voltage?! */
		return 1;
	}

	if (watchdog_magic_read() != CONFIG_SYS_WATCHDOG_MAGIC) {
		/* 3.2. Scratch register 1 differs from magic value 0x1248xxxx
		 * Assuming PowerOn
		 */
		int ints;
		ulong base;
		ulong time;

		/* 3.2.1. Set magic value to scratch register */
		watchdog_magic_write(CONFIG_SYS_WATCHDOG_MAGIC);

		ints = disable_interrupts ();
		/* 3.2.2. strobe watchdog once */
		WATCHDOG_RESET();
		out_be32((void *)CONFIG_SYS_WATCHDOG_TIME_ADDR, 0);
		/* 3.2.3. save time of strobe in scratch register 2 */
		base = post_time_ms (0);

		/* 3.2.4. Wait for 150 ms (enough for reset to happen) */
		while ((time = post_time_ms (base)) < 150)
			out_be32((void *)CONFIG_SYS_WATCHDOG_TIME_ADDR, time);
		if (ints)
			enable_interrupts ();

		/* 3.2.5. Reset didn't happen. - Set 0x0000xxxx
		 * into scratch register 1
		 */
		watchdog_magic_write(0);
		/* 3.2.6. Mark test as failed. */
		post_log("hw watchdog time : %u ms, failed ", time);
		return 2;
	} else {
		/* 3.3. Scratch register matches magic value 0x1248xxxx
		 * Assume this is watchdog-initiated reset
		 */
		ulong time;
		/* 3.3.1. So, the test succeed, save measured time to syslog. */
		time = in_be32((void *)CONFIG_SYS_WATCHDOG_TIME_ADDR);
		if (time > 90 ) { /* ms*/
			post_log("hw watchdog time : %u ms, passed ", time);
			/* 3.3.2. Set scratch register 1 to 0x0000xxxx */
			watchdog_magic_write(0);
			return 0;
		} else {
			/*test minimum watchdogtime */
			post_log("hw watchdog time : %u ms, failed ", time);
			return 2;
		}
	}
	return -1;
}