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git.ipfire.org Git - people/ms/u-boot.git/blob - post/post.c
3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
5 * See file CREDITS for list of people who contributed to this
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.
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.
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,
25 #include <stdio_dev.h>
29 #ifdef CONFIG_LOGBUFFER
33 DECLARE_GLOBAL_DATA_PTR
;
35 #define POST_MAX_NUMBER 32
37 #define BOOTMODE_MAGIC 0xDEAD0000
39 int post_init_f (void)
44 for (i
= 0; i
< post_list_size
; i
++) {
45 struct post_test
*test
= post_list
+ i
;
47 if (test
->init_f
&& test
->init_f()) {
52 gd
->post_init_f_time
= post_time_ms(0);
53 if (!gd
->post_init_f_time
)
55 printf("post/post.c: post_time_ms seems not to be implemented\n");
62 * Supply a default implementation for post_hotkeys_pressed() for boards
63 * without hotkey support. We always return 0 here, so that the
64 * long-running tests won't be started.
66 * Boards with hotkey support can override this weak default function
67 * by defining one in their board specific code.
69 int __post_hotkeys_pressed(void)
71 return 0; /* No hotkeys supported */
73 int post_hotkeys_pressed(void)
74 __attribute__((weak
, alias("__post_hotkeys_pressed")));
77 void post_bootmode_init (void)
79 int bootmode
= post_bootmode_get (0);
82 if (post_hotkeys_pressed() && !(bootmode
& POST_POWERTEST
)) {
83 newword
= BOOTMODE_MAGIC
| POST_SLOWTEST
;
84 } else if (bootmode
== 0) {
85 newword
= BOOTMODE_MAGIC
| POST_POWERON
;
86 } else if (bootmode
== POST_POWERON
|| bootmode
== POST_SLOWTEST
) {
87 newword
= BOOTMODE_MAGIC
| POST_NORMAL
;
90 newword
= post_word_load () & ~POST_COLDBOOT
;
95 /* We are booting after power-on */
96 newword
|= POST_COLDBOOT
;
99 post_word_store (newword
);
101 /* Reset activity record */
102 gd
->post_log_word
= 0;
105 int post_bootmode_get (unsigned int *last_test
)
107 unsigned long word
= post_word_load ();
110 if ((word
& 0xFFFF0000) != BOOTMODE_MAGIC
) {
114 bootmode
= word
& 0x7F;
116 if (last_test
&& (bootmode
& POST_POWERTEST
)) {
117 *last_test
= (word
>> 8) & 0xFF;
123 /* POST tests run before relocation only mark status bits .... */
124 static void post_log_mark_start ( unsigned long testid
)
126 gd
->post_log_word
|= (testid
)<<16;
129 static void post_log_mark_succ ( unsigned long testid
)
131 gd
->post_log_word
|= testid
;
134 /* ... and the messages are output once we are relocated */
135 void post_output_backlog ( void )
139 for (j
= 0; j
< post_list_size
; j
++) {
140 if (gd
->post_log_word
& (post_list
[j
].testid
<<16)) {
141 post_log ("POST %s ", post_list
[j
].cmd
);
142 if (gd
->post_log_word
& post_list
[j
].testid
)
143 post_log ("PASSED\n");
145 post_log ("FAILED\n");
146 show_boot_progress (-31);
152 static void post_bootmode_test_on (unsigned int last_test
)
154 unsigned long word
= post_word_load ();
156 word
|= POST_POWERTEST
;
158 word
|= (last_test
& 0xFF) << 8;
160 post_word_store (word
);
163 static void post_bootmode_test_off (void)
165 unsigned long word
= post_word_load ();
167 word
&= ~POST_POWERTEST
;
169 post_word_store (word
);
172 static void post_get_flags (int *test_flags
)
174 int flag
[] = { POST_POWERON
, POST_NORMAL
, POST_SLOWTEST
,
176 char *var
[] = { "post_poweron", "post_normal", "post_slowtest",
178 int varnum
= sizeof (var
) / sizeof (var
[0]);
179 char list
[128]; /* long enough for POST list */
185 for (j
= 0; j
< post_list_size
; j
++) {
186 test_flags
[j
] = post_list
[j
].flags
;
189 for (i
= 0; i
< varnum
; i
++) {
190 if (getenv_r (var
[i
], list
, sizeof (list
)) <= 0)
193 for (j
= 0; j
< post_list_size
; j
++) {
194 test_flags
[j
] &= ~flag
[i
];
200 while (*name
&& *name
== ' ')
205 while (*s
&& *s
!= ' ')
212 for (j
= 0; j
< post_list_size
; j
++) {
213 if (strcmp (post_list
[j
].cmd
, name
) == 0) {
214 test_flags
[j
] |= flag
[i
];
219 if (j
== post_list_size
) {
220 printf ("No such test: %s\n", name
);
227 for (j
= 0; j
< post_list_size
; j
++) {
228 if (test_flags
[j
] & POST_POWERON
) {
229 test_flags
[j
] |= POST_SLOWTEST
;
234 static int post_run_single (struct post_test
*test
,
235 int test_flags
, int flags
, unsigned int i
)
237 if ((flags
& test_flags
& POST_ALWAYS
) &&
238 (flags
& test_flags
& POST_MEM
)) {
241 if (!(flags
& POST_REBOOT
)) {
242 if ((test_flags
& POST_REBOOT
) && !(flags
& POST_MANUAL
)) {
243 post_bootmode_test_on (
244 (gd
->flags
& GD_FLG_POSTFAIL
) ?
245 POST_FAIL_SAVE
| i
: i
);
248 if (test_flags
& POST_PREREL
)
249 post_log_mark_start ( test
->testid
);
251 post_log ("POST %s ", test
->cmd
);
254 if (test_flags
& POST_PREREL
) {
255 if ((*test
->test
) (flags
) == 0)
256 post_log_mark_succ ( test
->testid
);
258 if (test_flags
& POST_CRITICAL
)
259 gd
->flags
|= GD_FLG_POSTFAIL
;
260 if (test_flags
& POST_STOP
)
261 gd
->flags
|= GD_FLG_POSTSTOP
;
264 if ((*test
->test
) (flags
) != 0) {
265 post_log ("FAILED\n");
266 show_boot_progress (-32);
267 if (test_flags
& POST_CRITICAL
)
268 gd
->flags
|= GD_FLG_POSTFAIL
;
269 if (test_flags
& POST_STOP
)
270 gd
->flags
|= GD_FLG_POSTSTOP
;
273 post_log ("PASSED\n");
276 if ((test_flags
& POST_REBOOT
) && !(flags
& POST_MANUAL
)) {
277 post_bootmode_test_off ();
286 int post_run (char *name
, int flags
)
289 int test_flags
[POST_MAX_NUMBER
];
291 post_get_flags (test_flags
);
296 if (gd
->flags
& GD_FLG_POSTSTOP
)
299 if (post_bootmode_get (&last
) & POST_POWERTEST
) {
300 if (last
& POST_FAIL_SAVE
) {
301 last
&= ~POST_FAIL_SAVE
;
302 gd
->flags
|= GD_FLG_POSTFAIL
;
304 if (last
< post_list_size
&&
305 (flags
& test_flags
[last
] & POST_ALWAYS
) &&
306 (flags
& test_flags
[last
] & POST_MEM
)) {
308 post_run_single (post_list
+ last
,
310 flags
| POST_REBOOT
, last
);
312 for (i
= last
+ 1; i
< post_list_size
; i
++) {
313 if (gd
->flags
& GD_FLG_POSTSTOP
)
315 post_run_single (post_list
+ i
,
321 for (i
= 0; i
< post_list_size
; i
++) {
322 if (gd
->flags
& GD_FLG_POSTSTOP
)
324 post_run_single (post_list
+ i
,
332 for (i
= 0; i
< post_list_size
; i
++) {
333 if (strcmp (post_list
[i
].cmd
, name
) == 0)
337 if (i
< post_list_size
) {
339 return post_run_single (post_list
+ i
,
348 static int post_info_single (struct post_test
*test
, int full
)
350 if (test
->flags
& POST_MANUAL
) {
353 " %s\n", test
->cmd
, test
->name
, test
->desc
);
355 printf (" %-15s - %s\n", test
->cmd
, test
->name
);
363 int post_info (char *name
)
368 for (i
= 0; i
< post_list_size
; i
++) {
369 post_info_single (post_list
+ i
, 0);
374 for (i
= 0; i
< post_list_size
; i
++) {
375 if (strcmp (post_list
[i
].cmd
, name
) == 0)
379 if (i
< post_list_size
) {
380 return post_info_single (post_list
+ i
, 1);
387 int post_log (char *format
, ...)
391 char printbuffer
[CONFIG_SYS_PBSIZE
];
393 va_start (args
, format
);
395 /* For this to work, printbuffer must be larger than
396 * anything we ever want to print.
398 i
= vsprintf (printbuffer
, format
, args
);
401 #ifdef CONFIG_LOGBUFFER
402 /* Send to the logbuffer */
403 logbuff_log (printbuffer
);
405 /* Send to the stdout file */
412 #ifndef CONFIG_RELOC_FIXUP_WORKS
413 void post_reloc (void)
418 * We have to relocate the test table manually
420 for (i
= 0; i
< post_list_size
; i
++) {
422 struct post_test
*test
= post_list
+ i
;
425 addr
= (ulong
) (test
->name
) + gd
->reloc_off
;
426 test
->name
= (char *) addr
;
430 addr
= (ulong
) (test
->cmd
) + gd
->reloc_off
;
431 test
->cmd
= (char *) addr
;
435 addr
= (ulong
) (test
->desc
) + gd
->reloc_off
;
436 test
->desc
= (char *) addr
;
440 addr
= (ulong
) (test
->test
) + gd
->reloc_off
;
441 test
->test
= (int (*)(int flags
)) addr
;
445 addr
= (ulong
) (test
->init_f
) + gd
->reloc_off
;
446 test
->init_f
= (int (*)(void)) addr
;
450 addr
= (ulong
) (test
->reloc
) + gd
->reloc_off
;
451 test
->reloc
= (void (*)(void)) addr
;
461 * Some tests (e.g. SYSMON) need the time when post_init_f started,
462 * but we cannot use get_timer() at this point.
464 * On PowerPC we implement it using the timebase register.
466 unsigned long post_time_ms (unsigned long base
)
469 return (unsigned long)(get_ticks () / (get_tbclk () / CONFIG_SYS_HZ
)) - base
;
471 #warning "Not implemented yet"
472 return 0; /* Not implemented yet */