[people/ms/u-boot.git] / post / post.c

/*
 * (C) Copyright 2002
 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
 *
 * See file CREDITS for list of people who contributed to this
 * project.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation; either version 2 of
 * the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 * MA 02111-1307 USA
 */

#include <common.h>
#include <console.h>
#include <watchdog.h>
#include <post.h>

#ifdef CONFIG_LOGBUFFER
#include <logbuff.h>
#endif

#ifdef CONFIG_POST

#define POST_MAX_NUMBER		32

#define BOOTMODE_MAGIC	0xDEAD0000

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;
		}
	}

	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;
}

void post_bootmode_init (void)
{
	DECLARE_GLOBAL_DATA_PTR;
	int bootmode = post_bootmode_get (0);
	int newword;

	if (post_hotkeys_pressed() && !(bootmode & POST_POWERTEST)) {
		newword = BOOTMODE_MAGIC | POST_SLOWTEST;
	} else if (bootmode == 0) {
		newword = BOOTMODE_MAGIC | POST_POWERON;
	} else if (bootmode == POST_POWERON || bootmode == POST_SLOWTEST) {
		newword = BOOTMODE_MAGIC | POST_NORMAL;
	} else {
		/* Use old value */
		newword = post_word_load () & ~POST_COLDBOOT;
	}

	if (bootmode == 0)
	{
		/* We are booting after power-on */
		newword |= POST_COLDBOOT;
	}

	post_word_store (newword);

	/* Reset activity record */
	gd->post_log_word = 0;
}

int post_bootmode_get (unsigned int *last_test)
{
	unsigned long word = post_word_load ();
	int bootmode;

	if ((word & 0xFFFF0000) != BOOTMODE_MAGIC) {
		return 0;
	}

	bootmode = word & 0x7F;

	if (last_test && (bootmode & POST_POWERTEST)) {
		*last_test = (word >> 8) & 0xFF;
	}

	return bootmode;
}

/* POST tests run before relocation only mark status bits .... */
static void post_log_mark_start ( unsigned long testid )
{
	DECLARE_GLOBAL_DATA_PTR;
	gd->post_log_word |= (testid)<<16;
}

static void post_log_mark_succ ( unsigned long testid )
{
	DECLARE_GLOBAL_DATA_PTR;
	gd->post_log_word |= testid;
}

/* ... and the messages are output once we are relocated */
void post_output_backlog ( void )
{
	DECLARE_GLOBAL_DATA_PTR;
	int j;

	for (j = 0; j < post_list_size; j++) {
		if (gd->post_log_word & (post_list[j].testid<<16)) {
			post_log ("POST %s ", post_list[j].cmd);
			if (gd->post_log_word & post_list[j].testid)
				post_log ("PASSED\n");
			else {
				post_log ("FAILED\n");
#ifdef CONFIG_SHOW_BOOT_PROGRESS
				show_boot_progress(-31);
#endif
			}
		}
	}
}

static void post_bootmode_test_on (unsigned int last_test)
{
	unsigned long word = post_word_load ();

	word |= POST_POWERTEST;

	word |= (last_test & 0xFF) << 8;

	post_word_store (word);
}

static void post_bootmode_test_off (void)
{
	unsigned long word = post_word_load ();

	word &= ~POST_POWERTEST;

	post_word_store (word);
}

static void post_get_flags (int *test_flags)
{
	int  flag[] = {  POST_POWERON,   POST_NORMAL,   POST_SLOWTEST };
	char *var[] = { "post_poweron", "post_normal", "post_slowtest" };
	int varnum = sizeof (var) / sizeof (var[0]);
	char list[128];			/* long enough for POST list */
	char *name;
	char *s;
	int last;
	int i, j;

	for (j = 0; j < post_list_size; j++) {
		test_flags[j] = post_list[j].flags;
	}

	for (i = 0; i < varnum; i++) {
		if (getenv_r (var[i], list, sizeof (list)) <= 0)
			continue;

		for (j = 0; j < post_list_size; j++) {
			test_flags[j] &= ~flag[i];
		}

		last = 0;
		name = list;
		while (!last) {
			while (*name && *name == ' ')
				name++;
			if (*name == 0)
				break;
			s = name + 1;
			while (*s && *s != ' ')
				s++;
			if (*s == 0)
				last = 1;
			else
				*s = 0;

			for (j = 0; j < post_list_size; j++) {
				if (strcmp (post_list[j].cmd, name) == 0) {
					test_flags[j] |= flag[i];
					break;
				}
			}

			if (j == post_list_size) {
				printf ("No such test: %s\n", name);
			}

			name = s + 1;
		}
	}

	for (j = 0; j < post_list_size; j++) {
		if (test_flags[j] & POST_POWERON) {
			test_flags[j] |= POST_SLOWTEST;
		}
	}
}

static int post_run_single (struct post_test *test,
				int test_flags, int flags, unsigned int i)
{
	if ((flags & test_flags & POST_ALWAYS) &&
		(flags & test_flags & POST_MEM)) {
		WATCHDOG_RESET ();

		if (!(flags & POST_REBOOT)) {
			if ((test_flags & POST_REBOOT) && !(flags & POST_MANUAL)) {
				post_bootmode_test_on (i);
			}

			if (test_flags & POST_PREREL)
				post_log_mark_start ( test->testid );
			else
			post_log ("POST %s ", test->cmd);
		}

		if (test_flags & POST_PREREL) {
			if ((*test->test) (flags) == 0)
				post_log_mark_succ ( test->testid );
		} else {
		if ((*test->test) (flags) != 0) {
			post_log ("FAILED\n");
#ifdef CONFIG_SHOW_BOOT_PROGRESS
			show_boot_progress(-32);
#endif
		}
		else
			post_log ("PASSED\n");
		}

		if ((test_flags & POST_REBOOT) && !(flags & POST_MANUAL)) {
			post_bootmode_test_off ();
		}

		return 0;
	} else {
		return -1;
	}
}

int post_run (char *name, int flags)
{
	unsigned int i;
	int test_flags[POST_MAX_NUMBER];

	post_get_flags (test_flags);

	if (name == NULL) {
		unsigned int last;

		if (post_bootmode_get (&last) & POST_POWERTEST) {
			if (last < post_list_size &&
				(flags & test_flags[last] & POST_ALWAYS) &&
				(flags & test_flags[last] & POST_MEM)) {

				post_run_single (post_list + last,
						 test_flags[last],
						 flags | POST_REBOOT, last);

				for (i = last + 1; i < post_list_size; i++) {
					post_run_single (post_list + i,
							 test_flags[i],
							 flags, i);
				}
			}
		} else {
			for (i = 0; i < post_list_size; i++) {
				post_run_single (post_list + i,
						 test_flags[i],
						 flags, i);
			}
		}

		return 0;
	} else {
		for (i = 0; i < post_list_size; i++) {
			if (strcmp (post_list[i].cmd, name) == 0)
				break;
		}

		if (i < post_list_size) {
			return post_run_single (post_list + i,
						test_flags[i],
						flags, i);
		} else {
			return -1;
		}
	}
}

static int post_info_single (struct post_test *test, int full)
{
	if (test->flags & POST_MANUAL) {
		if (full)
			printf ("%s - %s\n"
				"  %s\n", test->cmd, test->name, test->desc);
		else
			printf ("  %-15s - %s\n", test->cmd, test->name);

		return 0;
	} else {
		return -1;
	}
}

int post_info (char *name)
{
	unsigned int i;

	if (name == NULL) {
		for (i = 0; i < post_list_size; i++) {
			post_info_single (post_list + i, 0);
		}

		return 0;
	} else {
		for (i = 0; i < post_list_size; i++) {
			if (strcmp (post_list[i].cmd, name) == 0)
				break;
		}

		if (i < post_list_size) {
			return post_info_single (post_list + i, 1);
		} else {
			return -1;
		}
	}
}

int post_log (char *format, ...)
{
	va_list args;
	uint i;
	char printbuffer[CFG_PBSIZE];

	va_start (args, format);

	/* For this to work, printbuffer must be larger than
	 * anything we ever want to print.
	 */
	i = vsprintf (printbuffer, format, args);
	va_end (args);

#ifdef CONFIG_LOGBUFFER
	/* Send to the logbuffer */
	logbuff_log (printbuffer);
#else
	/* Send to the stdout file */
	puts (printbuffer);
#endif

	return 0;
}

void post_reloc (void)
{
	DECLARE_GLOBAL_DATA_PTR;

	unsigned int i;

	/*
	 * We have to relocate the test table manually
	 */
	for (i = 0; i < post_list_size; i++) {
		ulong addr;
		struct post_test *test = post_list + i;

		if (test->name) {
			addr = (ulong) (test->name) + gd->reloc_off;
			test->name = (char *) addr;
		}

		if (test->cmd) {
			addr = (ulong) (test->cmd) + gd->reloc_off;
			test->cmd = (char *) addr;
		}

		if (test->desc) {
			addr = (ulong) (test->desc) + gd->reloc_off;
			test->desc = (char *) addr;
		}

		if (test->test) {
			addr = (ulong) (test->test) + gd->reloc_off;
			test->test = (int (*)(int flags)) addr;
		}

		if (test->init_f) {
			addr = (ulong) (test->init_f) + gd->reloc_off;
			test->init_f = (int (*)(void)) addr;
		}

		if (test->reloc) {
			addr = (ulong) (test->reloc) + gd->reloc_off;
			test->reloc = (void (*)(void)) addr;

			test->reloc();
		}
	}
}


/*
 * Some tests (e.g. SYSMON) need the time when post_init_f started,
 * but we cannot use get_timer() at this point.
 *
 * On PowerPC we implement it using the timebase register.
 */
unsigned long post_time_ms (unsigned long base)
{
#ifdef CONFIG_PPC
	return (unsigned long)get_ticks () / (get_tbclk () / CFG_HZ) - base;
#else
	return 0; /* Not implemented yet */
#endif
}

#endif /* CONFIG_POST */
Commit	Line	Data
a042ac84 WD	1	/*
	2	* (C) Copyright 2002
	3	* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
	4	*
	5	* See file CREDITS for list of people who contributed to this
	6	* project.
	7	*
	8	* This program is free software; you can redistribute it and/or
	9	* modify it under the terms of the GNU General Public License as
	10	* published by the Free Software Foundation; either version 2 of
	11	* the License, or (at your option) any later version.
	12	*
	13	* This program is distributed in the hope that it will be useful,
	14	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	15	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	16	* GNU General Public License for more details.
	17	*
	18	* You should have received a copy of the GNU General Public License
	19	* along with this program; if not, write to the Free Software
	20	* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
	21	* MA 02111-1307 USA
	22	*/
	23
	24	#include <common.h>
	25	#include <console.h>
	26	#include <watchdog.h>
	27	#include <post.h>
	28
56f94be3 WD	29	#ifdef CONFIG_LOGBUFFER
	30	#include <logbuff.h>
	31	#endif
	32
a042ac84 WD	33	#ifdef CONFIG_POST
	34
	35	#define POST_MAX_NUMBER 32
	36
	37	#define BOOTMODE_MAGIC 0xDEAD0000
	38
4532cb69 WD	39	int post_init_f (void)
	40	{
	41	DECLARE_GLOBAL_DATA_PTR;
	42
	43	int res = 0;
	44	unsigned int i;
	45
	46	for (i = 0; i < post_list_size; i++) {
	47	struct post_test *test = post_list + i;
	48
	49	if (test->init_f && test->init_f()) {
	50	res = -1;
	51	}
	52	}
8bde7f77	53
4532cb69 WD	54	gd->post_init_f_time = post_time_ms(0);
	55	if (!gd->post_init_f_time)
	56	{
	57	printf("post/post.c: post_time_ms seems not to be implemented\n");
	58	}
	59
	60	return res;
	61	}
	62
a042ac84 WD	63	void post_bootmode_init (void)
a042ac84 WD	64	{
228f29ac	65	DECLARE_GLOBAL_DATA_PTR;
a042ac84	66	int bootmode = post_bootmode_get (0);
27b207fd	67	int newword;
42d1f039	68
27b207fd WD	69	if (post_hotkeys_pressed() && !(bootmode & POST_POWERTEST)) {
27b207fd WD	70	newword = BOOTMODE_MAGIC \| POST_SLOWTEST;
6dff5529	71	} else if (bootmode == 0) {
27b207fd	72	newword = BOOTMODE_MAGIC \| POST_POWERON;
6dff5529	73	} else if (bootmode == POST_POWERON \|\| bootmode == POST_SLOWTEST) {
27b207fd	74	newword = BOOTMODE_MAGIC \| POST_NORMAL;
a042ac84	75	} else {
27b207fd WD	76	/* Use old value */
27b207fd WD	77	newword = post_word_load () & ~POST_COLDBOOT;
a042ac84 WD	78	}
a042ac84 WD	79
27b207fd WD	80	if (bootmode == 0)
	81	{
	82	/* We are booting after power-on */
	83	newword \|= POST_COLDBOOT;
	84	}
	85
	86	post_word_store (newword);
	87
228f29ac WD	88	/* Reset activity record */
228f29ac WD	89	gd->post_log_word = 0;
a042ac84 WD	90	}
	91
	92	int post_bootmode_get (unsigned int *last_test)
	93	{
	94	unsigned long word = post_word_load ();
	95	int bootmode;
	96
	97	if ((word & 0xFFFF0000) != BOOTMODE_MAGIC) {
	98	return 0;
	99	}
	100
27b207fd	101	bootmode = word & 0x7F;
a042ac84 WD	102
	103	if (last_test && (bootmode & POST_POWERTEST)) {
	104	*last_test = (word >> 8) & 0xFF;
	105	}
	106
	107	return bootmode;
	108	}
	109
228f29ac WD	110	/* POST tests run before relocation only mark status bits .... */
	111	static void post_log_mark_start ( unsigned long testid )
	112	{
	113	DECLARE_GLOBAL_DATA_PTR;
	114	gd->post_log_word \|= (testid)<<16;
	115	}
	116
	117	static void post_log_mark_succ ( unsigned long testid )
	118	{
	119	DECLARE_GLOBAL_DATA_PTR;
	120	gd->post_log_word \|= testid;
	121	}
	122
	123	/* ... and the messages are output once we are relocated */
	124	void post_output_backlog ( void )
	125	{
	126	DECLARE_GLOBAL_DATA_PTR;
	127	int j;
	128
	129	for (j = 0; j < post_list_size; j++) {
	130	if (gd->post_log_word & (post_list[j].testid<<16)) {
	131	post_log ("POST %s ", post_list[j].cmd);
	132	if (gd->post_log_word & post_list[j].testid)
	133	post_log ("PASSED\n");
63e73c9a	134	else {
228f29ac	135	post_log ("FAILED\n");
63e73c9a WD	136	#ifdef CONFIG_SHOW_BOOT_PROGRESS
	137	show_boot_progress(-31);
	138	#endif
	139	}
228f29ac WD	140	}
	141	}
	142	}
	143
a042ac84 WD	144	static void post_bootmode_test_on (unsigned int last_test)
	145	{
	146	unsigned long word = post_word_load ();
	147
	148	word \|= POST_POWERTEST;
	149
	150	word \|= (last_test & 0xFF) << 8;
	151
	152	post_word_store (word);
	153	}
	154
	155	static void post_bootmode_test_off (void)
	156	{
	157	unsigned long word = post_word_load ();
	158
	159	word &= ~POST_POWERTEST;
	160
	161	post_word_store (word);
	162	}
	163
	164	static void post_get_flags (int *test_flags)
	165	{
8564acf9 WD	166	int flag[] = { POST_POWERON, POST_NORMAL, POST_SLOWTEST };
8564acf9 WD	167	char *var[] = { "post_poweron", "post_normal", "post_slowtest" };
a042ac84 WD	168	int varnum = sizeof (var) / sizeof (var[0]);
	169	char list[128]; /* long enough for POST list */
	170	char *name;
	171	char *s;
	172	int last;
	173	int i, j;
	174
	175	for (j = 0; j < post_list_size; j++) {
	176	test_flags[j] = post_list[j].flags;
	177	}
	178
	179	for (i = 0; i < varnum; i++) {
	180	if (getenv_r (var[i], list, sizeof (list)) <= 0)
	181	continue;
	182
	183	for (j = 0; j < post_list_size; j++) {
	184	test_flags[j] &= ~flag[i];
	185	}
	186
	187	last = 0;
	188	name = list;
	189	while (!last) {
	190	while (name && name == ' ')
	191	name++;
	192	if (*name == 0)
	193	break;
	194	s = name + 1;
	195	while (s && s != ' ')
	196	s++;
	197	if (*s == 0)
	198	last = 1;
	199	else
	200	*s = 0;
	201
	202	for (j = 0; j < post_list_size; j++) {
	203	if (strcmp (post_list[j].cmd, name) == 0) {
	204	test_flags[j] \|= flag[i];
	205	break;
	206	}
	207	}
	208
	209	if (j == post_list_size) {
	210	printf ("No such test: %s\n", name);
	211	}
	212
	213	name = s + 1;
	214	}
	215	}
6dff5529 WD	216
	217	for (j = 0; j < post_list_size; j++) {
	218	if (test_flags[j] & POST_POWERON) {
	219	test_flags[j] \|= POST_SLOWTEST;
	220	}
	221	}
a042ac84 WD	222	}
	223
	224	static int post_run_single (struct post_test *test,
	225	int test_flags, int flags, unsigned int i)
	226	{
	227	if ((flags & test_flags & POST_ALWAYS) &&
	228	(flags & test_flags & POST_MEM)) {
	229	WATCHDOG_RESET ();
	230
	231	if (!(flags & POST_REBOOT)) {
	232	if ((test_flags & POST_REBOOT) && !(flags & POST_MANUAL)) {
	233	post_bootmode_test_on (i);
	234	}
	235
228f29ac WD	236	if (test_flags & POST_PREREL)
	237	post_log_mark_start ( test->testid );
	238	else
56f94be3	239	post_log ("POST %s ", test->cmd);
a042ac84 WD	240	}
a042ac84 WD	241
228f29ac WD	242	if (test_flags & POST_PREREL) {
	243	if ((*test->test) (flags) == 0)
	244	post_log_mark_succ ( test->testid );
	245	} else {
63e73c9a	246	if ((*test->test) (flags) != 0) {
a042ac84	247	post_log ("FAILED\n");
63e73c9a WD	248	#ifdef CONFIG_SHOW_BOOT_PROGRESS
	249	show_boot_progress(-32);
	250	#endif
	251	}
a042ac84 WD	252	else
a042ac84 WD	253	post_log ("PASSED\n");
228f29ac	254	}
a042ac84 WD	255
	256	if ((test_flags & POST_REBOOT) && !(flags & POST_MANUAL)) {
	257	post_bootmode_test_off ();
	258	}
	259
	260	return 0;
	261	} else {
	262	return -1;
	263	}
	264	}
	265
	266	int post_run (char *name, int flags)
	267	{
	268	unsigned int i;
	269	int test_flags[POST_MAX_NUMBER];
	270
	271	post_get_flags (test_flags);
	272
	273	if (name == NULL) {
	274	unsigned int last;
	275
	276	if (post_bootmode_get (&last) & POST_POWERTEST) {
	277	if (last < post_list_size &&
	278	(flags & test_flags[last] & POST_ALWAYS) &&
	279	(flags & test_flags[last] & POST_MEM)) {
	280
ea909b76 WD	281	post_run_single (post_list + last,
	282	test_flags[last],
	283	flags \| POST_REBOOT, last);
a042ac84 WD	284
a042ac84 WD	285	for (i = last + 1; i < post_list_size; i++) {
ea909b76 WD	286	post_run_single (post_list + i,
	287	test_flags[i],
	288	flags, i);
a042ac84 WD	289	}
	290	}
	291	} else {
	292	for (i = 0; i < post_list_size; i++) {
ea909b76 WD	293	post_run_single (post_list + i,
	294	test_flags[i],
	295	flags, i);
a042ac84 WD	296	}
	297	}
	298
	299	return 0;
	300	} else {
	301	for (i = 0; i < post_list_size; i++) {
	302	if (strcmp (post_list[i].cmd, name) == 0)
	303	break;
	304	}
	305
	306	if (i < post_list_size) {
	307	return post_run_single (post_list + i,
	308	test_flags[i],
	309	flags, i);
	310	} else {
	311	return -1;
	312	}
	313	}
	314	}
	315
	316	static int post_info_single (struct post_test *test, int full)
	317	{
	318	if (test->flags & POST_MANUAL) {
	319	if (full)
	320	printf ("%s - %s\n"
	321	" %s\n", test->cmd, test->name, test->desc);
	322	else
	323	printf (" %-15s - %s\n", test->cmd, test->name);
	324
	325	return 0;
	326	} else {
	327	return -1;
	328	}
	329	}
	330
	331	int post_info (char *name)
	332	{
	333	unsigned int i;
	334
	335	if (name == NULL) {
	336	for (i = 0; i < post_list_size; i++) {
	337	post_info_single (post_list + i, 0);
	338	}
	339
	340	return 0;
	341	} else {
	342	for (i = 0; i < post_list_size; i++) {
	343	if (strcmp (post_list[i].cmd, name) == 0)
	344	break;
	345	}
	346
	347	if (i < post_list_size) {
	348	return post_info_single (post_list + i, 1);
	349	} else {
	350	return -1;
	351	}
	352	}
	353	}
	354
	355	int post_log (char *format, ...)
	356	{
	357	va_list args;
	358	uint i;
	359	char printbuffer[CFG_PBSIZE];
360
361	va_start (args, format);
362
363	/* For this to work, printbuffer must be larger than
364	* anything we ever want to print.
365	*/
366	i = vsprintf (printbuffer, format, args);
367	va_end (args);
368
56f94be3	369	#ifdef CONFIG_LOGBUFFER
228f29ac	370	/* Send to the logbuffer */
56f94be3 WD	371	logbuff_log (printbuffer);
56f94be3 WD	372	#else
a042ac84 WD	373	/* Send to the stdout file */
a042ac84 WD	374	puts (printbuffer);
56f94be3	375	#endif
a042ac84 WD	376
	377	return 0;
	378	}
	379
	380	void post_reloc (void)
	381	{
	382	DECLARE_GLOBAL_DATA_PTR;
	383
	384	unsigned int i;
	385
	386	/*
	387	* We have to relocate the test table manually
	388	*/
	389	for (i = 0; i < post_list_size; i++) {
	390	ulong addr;
	391	struct post_test *test = post_list + i;
	392
	393	if (test->name) {
	394	addr = (ulong) (test->name) + gd->reloc_off;
	395	test->name = (char *) addr;
	396	}
	397
	398	if (test->cmd) {
	399	addr = (ulong) (test->cmd) + gd->reloc_off;
	400	test->cmd = (char *) addr;
	401	}
	402
	403	if (test->desc) {
	404	addr = (ulong) (test->desc) + gd->reloc_off;
	405	test->desc = (char *) addr;
	406	}
	407
	408	if (test->test) {
	409	addr = (ulong) (test->test) + gd->reloc_off;
	410	test->test = (int (*)(int flags)) addr;
	411	}
4532cb69 WD	412
	413	if (test->init_f) {
	414	addr = (ulong) (test->init_f) + gd->reloc_off;
	415	test->init_f = (int (*)(void)) addr;
	416	}
	417
	418	if (test->reloc) {
	419	addr = (ulong) (test->reloc) + gd->reloc_off;
	420	test->reloc = (void (*)(void)) addr;
8bde7f77	421
4532cb69 WD	422	test->reloc();
4532cb69 WD	423	}
a042ac84 WD	424	}
	425	}
	426
4532cb69 WD	427
	428	/*
	429	* Some tests (e.g. SYSMON) need the time when post_init_f started,
	430	* but we cannot use get_timer() at this point.
	431	*
	432	* On PowerPC we implement it using the timebase register.
	433	*/
	434	unsigned long post_time_ms (unsigned long base)
	435	{
	436	#ifdef CONFIG_PPC
	437	return (unsigned long)get_ticks () / (get_tbclk () / CFG_HZ) - base;
	438	#else
	439	return 0; /* Not implemented yet */
	440	#endif
	441	}
	442
a042ac84	443	#endif /* CONFIG_POST */