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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 | ||
d87080b7 WD |
33 | DECLARE_GLOBAL_DATA_PTR; |
34 | ||
a042ac84 WD |
35 | #define POST_MAX_NUMBER 32 |
36 | ||
37 | #define BOOTMODE_MAGIC 0xDEAD0000 | |
38 | ||
4532cb69 WD |
39 | int post_init_f (void) |
40 | { | |
4532cb69 WD |
41 | int res = 0; |
42 | unsigned int i; | |
43 | ||
44 | for (i = 0; i < post_list_size; i++) { | |
45 | struct post_test *test = post_list + i; | |
46 | ||
47 | if (test->init_f && test->init_f()) { | |
48 | res = -1; | |
49 | } | |
50 | } | |
8bde7f77 | 51 | |
4532cb69 WD |
52 | gd->post_init_f_time = post_time_ms(0); |
53 | if (!gd->post_init_f_time) | |
54 | { | |
55 | printf("post/post.c: post_time_ms seems not to be implemented\n"); | |
56 | } | |
57 | ||
58 | return res; | |
59 | } | |
60 | ||
a042ac84 WD |
61 | void post_bootmode_init (void) |
62 | { | |
63 | int bootmode = post_bootmode_get (0); | |
27b207fd | 64 | int newword; |
42d1f039 | 65 | |
27b207fd WD |
66 | if (post_hotkeys_pressed() && !(bootmode & POST_POWERTEST)) { |
67 | newword = BOOTMODE_MAGIC | POST_SLOWTEST; | |
6dff5529 | 68 | } else if (bootmode == 0) { |
27b207fd | 69 | newword = BOOTMODE_MAGIC | POST_POWERON; |
6dff5529 | 70 | } else if (bootmode == POST_POWERON || bootmode == POST_SLOWTEST) { |
27b207fd | 71 | newword = BOOTMODE_MAGIC | POST_NORMAL; |
a042ac84 | 72 | } else { |
27b207fd WD |
73 | /* Use old value */ |
74 | newword = post_word_load () & ~POST_COLDBOOT; | |
a042ac84 WD |
75 | } |
76 | ||
27b207fd WD |
77 | if (bootmode == 0) |
78 | { | |
79 | /* We are booting after power-on */ | |
80 | newword |= POST_COLDBOOT; | |
81 | } | |
82 | ||
83 | post_word_store (newword); | |
84 | ||
228f29ac WD |
85 | /* Reset activity record */ |
86 | gd->post_log_word = 0; | |
a042ac84 WD |
87 | } |
88 | ||
89 | int post_bootmode_get (unsigned int *last_test) | |
90 | { | |
91 | unsigned long word = post_word_load (); | |
92 | int bootmode; | |
93 | ||
94 | if ((word & 0xFFFF0000) != BOOTMODE_MAGIC) { | |
95 | return 0; | |
96 | } | |
97 | ||
27b207fd | 98 | bootmode = word & 0x7F; |
a042ac84 WD |
99 | |
100 | if (last_test && (bootmode & POST_POWERTEST)) { | |
101 | *last_test = (word >> 8) & 0xFF; | |
102 | } | |
103 | ||
104 | return bootmode; | |
105 | } | |
106 | ||
228f29ac WD |
107 | /* POST tests run before relocation only mark status bits .... */ |
108 | static void post_log_mark_start ( unsigned long testid ) | |
109 | { | |
228f29ac WD |
110 | gd->post_log_word |= (testid)<<16; |
111 | } | |
112 | ||
113 | static void post_log_mark_succ ( unsigned long testid ) | |
114 | { | |
228f29ac WD |
115 | gd->post_log_word |= testid; |
116 | } | |
117 | ||
118 | /* ... and the messages are output once we are relocated */ | |
119 | void post_output_backlog ( void ) | |
120 | { | |
228f29ac WD |
121 | int j; |
122 | ||
123 | for (j = 0; j < post_list_size; j++) { | |
124 | if (gd->post_log_word & (post_list[j].testid<<16)) { | |
125 | post_log ("POST %s ", post_list[j].cmd); | |
126 | if (gd->post_log_word & post_list[j].testid) | |
127 | post_log ("PASSED\n"); | |
63e73c9a | 128 | else { |
228f29ac | 129 | post_log ("FAILED\n"); |
fad63407 | 130 | show_boot_progress (-31); |
63e73c9a | 131 | } |
228f29ac WD |
132 | } |
133 | } | |
134 | } | |
135 | ||
a042ac84 WD |
136 | static void post_bootmode_test_on (unsigned int last_test) |
137 | { | |
138 | unsigned long word = post_word_load (); | |
139 | ||
140 | word |= POST_POWERTEST; | |
141 | ||
142 | word |= (last_test & 0xFF) << 8; | |
143 | ||
144 | post_word_store (word); | |
145 | } | |
146 | ||
147 | static void post_bootmode_test_off (void) | |
148 | { | |
149 | unsigned long word = post_word_load (); | |
150 | ||
151 | word &= ~POST_POWERTEST; | |
152 | ||
153 | post_word_store (word); | |
154 | } | |
155 | ||
156 | static void post_get_flags (int *test_flags) | |
157 | { | |
e262efe3 YT |
158 | int flag[] = { POST_POWERON, POST_NORMAL, POST_SLOWTEST, |
159 | POST_CRITICAL }; | |
160 | char *var[] = { "post_poweron", "post_normal", "post_slowtest", | |
161 | "post_critical" }; | |
a042ac84 WD |
162 | int varnum = sizeof (var) / sizeof (var[0]); |
163 | char list[128]; /* long enough for POST list */ | |
164 | char *name; | |
165 | char *s; | |
166 | int last; | |
167 | int i, j; | |
168 | ||
169 | for (j = 0; j < post_list_size; j++) { | |
170 | test_flags[j] = post_list[j].flags; | |
171 | } | |
172 | ||
173 | for (i = 0; i < varnum; i++) { | |
174 | if (getenv_r (var[i], list, sizeof (list)) <= 0) | |
175 | continue; | |
176 | ||
177 | for (j = 0; j < post_list_size; j++) { | |
178 | test_flags[j] &= ~flag[i]; | |
179 | } | |
180 | ||
181 | last = 0; | |
182 | name = list; | |
183 | while (!last) { | |
184 | while (*name && *name == ' ') | |
185 | name++; | |
186 | if (*name == 0) | |
187 | break; | |
188 | s = name + 1; | |
189 | while (*s && *s != ' ') | |
190 | s++; | |
191 | if (*s == 0) | |
192 | last = 1; | |
193 | else | |
194 | *s = 0; | |
195 | ||
196 | for (j = 0; j < post_list_size; j++) { | |
197 | if (strcmp (post_list[j].cmd, name) == 0) { | |
198 | test_flags[j] |= flag[i]; | |
199 | break; | |
200 | } | |
201 | } | |
202 | ||
203 | if (j == post_list_size) { | |
204 | printf ("No such test: %s\n", name); | |
205 | } | |
206 | ||
207 | name = s + 1; | |
208 | } | |
209 | } | |
6dff5529 WD |
210 | |
211 | for (j = 0; j < post_list_size; j++) { | |
212 | if (test_flags[j] & POST_POWERON) { | |
213 | test_flags[j] |= POST_SLOWTEST; | |
214 | } | |
215 | } | |
a042ac84 WD |
216 | } |
217 | ||
218 | static int post_run_single (struct post_test *test, | |
219 | int test_flags, int flags, unsigned int i) | |
220 | { | |
221 | if ((flags & test_flags & POST_ALWAYS) && | |
222 | (flags & test_flags & POST_MEM)) { | |
223 | WATCHDOG_RESET (); | |
224 | ||
225 | if (!(flags & POST_REBOOT)) { | |
226 | if ((test_flags & POST_REBOOT) && !(flags & POST_MANUAL)) { | |
e262efe3 YT |
227 | post_bootmode_test_on ( |
228 | (gd->flags & GD_FLG_POSTFAIL) ? | |
229 | POST_FAIL_SAVE | i : i); | |
a042ac84 WD |
230 | } |
231 | ||
228f29ac WD |
232 | if (test_flags & POST_PREREL) |
233 | post_log_mark_start ( test->testid ); | |
234 | else | |
56f94be3 | 235 | post_log ("POST %s ", test->cmd); |
a042ac84 WD |
236 | } |
237 | ||
228f29ac WD |
238 | if (test_flags & POST_PREREL) { |
239 | if ((*test->test) (flags) == 0) | |
240 | post_log_mark_succ ( test->testid ); | |
e262efe3 YT |
241 | else if (test_flags & POST_CRITICAL) |
242 | gd->flags |= GD_FLG_POSTFAIL; | |
228f29ac | 243 | } else { |
63e73c9a | 244 | if ((*test->test) (flags) != 0) { |
a042ac84 | 245 | post_log ("FAILED\n"); |
fad63407 | 246 | show_boot_progress (-32); |
e262efe3 YT |
247 | if (test_flags & POST_CRITICAL) |
248 | gd->flags |= GD_FLG_POSTFAIL; | |
63e73c9a | 249 | } |
a042ac84 WD |
250 | else |
251 | post_log ("PASSED\n"); | |
228f29ac | 252 | } |
a042ac84 WD |
253 | |
254 | if ((test_flags & POST_REBOOT) && !(flags & POST_MANUAL)) { | |
255 | post_bootmode_test_off (); | |
256 | } | |
257 | ||
258 | return 0; | |
259 | } else { | |
260 | return -1; | |
261 | } | |
262 | } | |
263 | ||
264 | int post_run (char *name, int flags) | |
265 | { | |
266 | unsigned int i; | |
267 | int test_flags[POST_MAX_NUMBER]; | |
268 | ||
269 | post_get_flags (test_flags); | |
270 | ||
271 | if (name == NULL) { | |
272 | unsigned int last; | |
273 | ||
274 | if (post_bootmode_get (&last) & POST_POWERTEST) { | |
e262efe3 YT |
275 | if (last & POST_FAIL_SAVE) { |
276 | last &= ~POST_FAIL_SAVE; | |
277 | gd->flags |= GD_FLG_POSTFAIL; | |
278 | } | |
a042ac84 WD |
279 | if (last < post_list_size && |
280 | (flags & test_flags[last] & POST_ALWAYS) && | |
281 | (flags & test_flags[last] & POST_MEM)) { | |
282 | ||
ea909b76 WD |
283 | post_run_single (post_list + last, |
284 | test_flags[last], | |
285 | flags | POST_REBOOT, last); | |
a042ac84 WD |
286 | |
287 | for (i = last + 1; i < post_list_size; i++) { | |
ea909b76 WD |
288 | post_run_single (post_list + i, |
289 | test_flags[i], | |
290 | flags, i); | |
a042ac84 WD |
291 | } |
292 | } | |
293 | } else { | |
294 | for (i = 0; i < post_list_size; i++) { | |
ea909b76 WD |
295 | post_run_single (post_list + i, |
296 | test_flags[i], | |
297 | flags, i); | |
a042ac84 WD |
298 | } |
299 | } | |
300 | ||
301 | return 0; | |
302 | } else { | |
303 | for (i = 0; i < post_list_size; i++) { | |
304 | if (strcmp (post_list[i].cmd, name) == 0) | |
305 | break; | |
306 | } | |
307 | ||
308 | if (i < post_list_size) { | |
309 | return post_run_single (post_list + i, | |
310 | test_flags[i], | |
311 | flags, i); | |
312 | } else { | |
313 | return -1; | |
314 | } | |
315 | } | |
316 | } | |
317 | ||
318 | static int post_info_single (struct post_test *test, int full) | |
319 | { | |
320 | if (test->flags & POST_MANUAL) { | |
321 | if (full) | |
322 | printf ("%s - %s\n" | |
323 | " %s\n", test->cmd, test->name, test->desc); | |
324 | else | |
325 | printf (" %-15s - %s\n", test->cmd, test->name); | |
326 | ||
327 | return 0; | |
328 | } else { | |
329 | return -1; | |
330 | } | |
331 | } | |
332 | ||
333 | int post_info (char *name) | |
334 | { | |
335 | unsigned int i; | |
336 | ||
337 | if (name == NULL) { | |
338 | for (i = 0; i < post_list_size; i++) { | |
339 | post_info_single (post_list + i, 0); | |
340 | } | |
341 | ||
342 | return 0; | |
343 | } else { | |
344 | for (i = 0; i < post_list_size; i++) { | |
345 | if (strcmp (post_list[i].cmd, name) == 0) | |
346 | break; | |
347 | } | |
348 | ||
349 | if (i < post_list_size) { | |
350 | return post_info_single (post_list + i, 1); | |
351 | } else { | |
352 | return -1; | |
353 | } | |
354 | } | |
355 | } | |
356 | ||
357 | int post_log (char *format, ...) | |
358 | { | |
359 | va_list args; | |
360 | uint i; | |
361 | char printbuffer[CFG_PBSIZE]; | |
362 | ||
363 | va_start (args, format); | |
364 | ||
365 | /* For this to work, printbuffer must be larger than | |
366 | * anything we ever want to print. | |
367 | */ | |
368 | i = vsprintf (printbuffer, format, args); | |
369 | va_end (args); | |
370 | ||
56f94be3 | 371 | #ifdef CONFIG_LOGBUFFER |
228f29ac | 372 | /* Send to the logbuffer */ |
56f94be3 WD |
373 | logbuff_log (printbuffer); |
374 | #else | |
a042ac84 WD |
375 | /* Send to the stdout file */ |
376 | puts (printbuffer); | |
56f94be3 | 377 | #endif |
a042ac84 WD |
378 | |
379 | return 0; | |
380 | } | |
381 | ||
382 | void post_reloc (void) | |
383 | { | |
a042ac84 WD |
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(); |
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 | |
a11e0696 | 437 | return (unsigned long)(get_ticks () / (get_tbclk () / CFG_HZ)) - base; |
4532cb69 | 438 | #else |
ad5bb451 | 439 | #warning "Not implemented yet" |
4532cb69 WD |
440 | return 0; /* Not implemented yet */ |
441 | #endif | |
442 | } |