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git.ipfire.org Git - people/ms/u-boot.git/blob - lib_blackfin/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,
29 #ifdef CONFIG_LOGBUFFER
35 #define POST_MAX_NUMBER 32
37 #define BOOTMODE_MAGIC 0xDEAD0000
41 DECLARE_GLOBAL_DATA_PTR
;
46 for (i
= 0; i
< post_list_size
; i
++) {
47 struct post_test
*test
= post_list
+ i
;
49 if (test
->init_f
&& test
->init_f()) {
54 gd
->post_init_f_time
= post_time_ms(0);
55 if (!gd
->post_init_f_time
) {
57 ("post/post.c: post_time_ms seems not to be implemented\n");
63 void post_bootmode_init(void)
65 DECLARE_GLOBAL_DATA_PTR
;
66 int bootmode
= post_bootmode_get(0);
69 if (post_hotkeys_pressed() && !(bootmode
& POST_POWERTEST
)) {
70 newword
= BOOTMODE_MAGIC
| POST_SLOWTEST
;
71 } else if (bootmode
== 0) {
72 newword
= BOOTMODE_MAGIC
| POST_POWERON
;
73 } else if (bootmode
== POST_POWERON
|| bootmode
== POST_SLOWTEST
) {
74 newword
= BOOTMODE_MAGIC
| POST_NORMAL
;
77 newword
= post_word_load() & ~POST_COLDBOOT
;
81 /* We are booting after power-on */
82 newword
|= POST_COLDBOOT
;
85 post_word_store(newword
);
87 /* Reset activity record */
88 gd
->post_log_word
= 0;
91 int post_bootmode_get(unsigned int *last_test
)
93 unsigned long word
= post_word_load();
96 if ((word
& 0xFFFF0000) != BOOTMODE_MAGIC
) {
100 bootmode
= word
& 0x7F;
102 if (last_test
&& (bootmode
& POST_POWERTEST
)) {
103 *last_test
= (word
>> 8) & 0xFF;
109 /* POST tests run before relocation only mark status bits .... */
110 static void post_log_mark_start(unsigned long testid
)
112 DECLARE_GLOBAL_DATA_PTR
;
113 gd
->post_log_word
|= (testid
) << 16;
116 static void post_log_mark_succ(unsigned long testid
)
118 DECLARE_GLOBAL_DATA_PTR
;
119 gd
->post_log_word
|= testid
;
122 /* ... and the messages are output once we are relocated */
123 void post_output_backlog(void)
125 DECLARE_GLOBAL_DATA_PTR
;
128 for (j
= 0; j
< post_list_size
; j
++) {
129 if (gd
->post_log_word
& (post_list
[j
].testid
<< 16)) {
130 post_log("POST %s ", post_list
[j
].cmd
);
131 if (gd
->post_log_word
& post_list
[j
].testid
)
132 post_log("PASSED\n");
134 post_log("FAILED\n");
135 show_boot_progress (-31);
141 static void post_bootmode_test_on(unsigned int last_test
)
143 unsigned long word
= post_word_load();
145 word
|= POST_POWERTEST
;
147 word
|= (last_test
& 0xFF) << 8;
149 post_word_store(word
);
152 static void post_bootmode_test_off(void)
154 unsigned long word
= post_word_load();
156 word
&= ~POST_POWERTEST
;
158 post_word_store(word
);
161 static void post_get_flags(int *test_flags
)
163 int flag
[] = { POST_POWERON
, POST_NORMAL
, POST_SLOWTEST
};
164 char *var
[] = { "post_poweron", "post_normal", "post_slowtest" };
165 int varnum
= sizeof(var
) / sizeof(var
[0]);
166 char list
[128]; /* long enough for POST list */
172 for (j
= 0; j
< post_list_size
; j
++) {
173 test_flags
[j
] = post_list
[j
].flags
;
176 for (i
= 0; i
< varnum
; i
++) {
177 if (getenv_r(var
[i
], list
, sizeof(list
)) <= 0)
180 for (j
= 0; j
< post_list_size
; j
++) {
181 test_flags
[j
] &= ~flag
[i
];
187 while (*name
&& *name
== ' ')
192 while (*s
&& *s
!= ' ')
199 for (j
= 0; j
< post_list_size
; j
++) {
200 if (strcmp(post_list
[j
].cmd
, name
) == 0) {
201 test_flags
[j
] |= flag
[i
];
206 if (j
== post_list_size
) {
207 printf("No such test: %s\n", name
);
214 for (j
= 0; j
< post_list_size
; j
++) {
215 if (test_flags
[j
] & POST_POWERON
) {
216 test_flags
[j
] |= POST_SLOWTEST
;
221 static int post_run_single(struct post_test
*test
,
222 int test_flags
, int flags
, unsigned int i
)
224 if ((flags
& test_flags
& POST_ALWAYS
) &&
225 (flags
& test_flags
& POST_MEM
)) {
228 if (!(flags
& POST_REBOOT
)) {
229 if ((test_flags
& POST_REBOOT
)
230 && !(flags
& POST_MANUAL
)) {
231 post_bootmode_test_on(i
);
234 if (test_flags
& POST_PREREL
)
235 post_log_mark_start(test
->testid
);
237 post_log("POST %s ", test
->cmd
);
240 if (test_flags
& POST_PREREL
) {
241 if ((*test
->test
) (flags
) == 0)
242 post_log_mark_succ(test
->testid
);
244 if ((*test
->test
) (flags
) != 0) {
245 post_log("FAILED\n");
246 show_boot_progress (-32);
248 post_log("PASSED\n");
251 if ((test_flags
& POST_REBOOT
) && !(flags
& POST_MANUAL
)) {
252 post_bootmode_test_off();
261 int post_run(char *name
, int flags
)
264 int test_flags
[POST_MAX_NUMBER
];
266 post_get_flags(test_flags
);
271 if (post_bootmode_get(&last
) & POST_POWERTEST
) {
272 if (last
< post_list_size
&&
273 (flags
& test_flags
[last
] & POST_ALWAYS
) &&
274 (flags
& test_flags
[last
] & POST_MEM
)) {
276 post_run_single(post_list
+ last
,
278 flags
| POST_REBOOT
, last
);
280 for (i
= last
+ 1; i
< post_list_size
; i
++) {
281 post_run_single(post_list
+ i
,
287 for (i
= 0; i
< post_list_size
; i
++) {
288 post_run_single(post_list
+ i
,
289 test_flags
[i
], flags
, i
);
295 for (i
= 0; i
< post_list_size
; i
++) {
296 if (strcmp(post_list
[i
].cmd
, name
) == 0)
300 if (i
< post_list_size
) {
301 return post_run_single(post_list
+ i
,
302 test_flags
[i
], flags
, i
);
309 static int post_info_single(struct post_test
*test
, int full
)
311 if (test
->flags
& POST_MANUAL
) {
314 " %s\n", test
->cmd
, test
->name
, test
->desc
);
316 printf(" %-15s - %s\n", test
->cmd
, test
->name
);
324 int post_info(char *name
)
329 for (i
= 0; i
< post_list_size
; i
++) {
330 post_info_single(post_list
+ i
, 0);
335 for (i
= 0; i
< post_list_size
; i
++) {
336 if (strcmp(post_list
[i
].cmd
, name
) == 0)
340 if (i
< post_list_size
) {
341 return post_info_single(post_list
+ i
, 1);
348 int post_log(char *format
, ...)
352 char printbuffer
[CFG_PBSIZE
];
354 va_start(args
, format
);
356 /* For this to work, printbuffer must be larger than
357 * anything we ever want to print.
359 i
= vsprintf(printbuffer
, format
, args
);
362 #ifdef CONFIG_LOGBUFFER
363 /* Send to the logbuffer */
364 logbuff_log(printbuffer
);
366 /* Send to the stdout file */
373 void post_reloc(void)
375 DECLARE_GLOBAL_DATA_PTR
;
380 * We have to relocate the test table manually
382 for (i
= 0; i
< post_list_size
; i
++) {
384 struct post_test
*test
= post_list
+ i
;
387 addr
= (ulong
) (test
->name
) + gd
->reloc_off
;
388 test
->name
= (char *)addr
;
392 addr
= (ulong
) (test
->cmd
) + gd
->reloc_off
;
393 test
->cmd
= (char *)addr
;
397 addr
= (ulong
) (test
->desc
) + gd
->reloc_off
;
398 test
->desc
= (char *)addr
;
402 addr
= (ulong
) (test
->test
) + gd
->reloc_off
;
403 test
->test
= (int (*)(int flags
))addr
;
407 addr
= (ulong
) (test
->init_f
) + gd
->reloc_off
;
408 test
->init_f
= (int (*)(void))addr
;
412 addr
= (ulong
) (test
->reloc
) + gd
->reloc_off
;
413 test
->reloc
= (void (*)(void))addr
;
421 * Some tests (e.g. SYSMON) need the time when post_init_f started,
422 * but we cannot use get_timer() at this point.
424 * On PowerPC we implement it using the timebase register.
426 unsigned long post_time_ms(unsigned long base
)
428 return (unsigned long)get_ticks() / (get_tbclk() / CFG_HZ
) - base
;
431 #endif /* CONFIG_POST */