]>
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 DECLARE_GLOBAL_DATA_PTR
;
37 #define POST_MAX_NUMBER 32
39 #define BOOTMODE_MAGIC 0xDEAD0000
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 int bootmode
= post_bootmode_get(0);
68 if (post_hotkeys_pressed() && !(bootmode
& POST_POWERTEST
)) {
69 newword
= BOOTMODE_MAGIC
| POST_SLOWTEST
;
70 } else if (bootmode
== 0) {
71 newword
= BOOTMODE_MAGIC
| POST_POWERON
;
72 } else if (bootmode
== POST_POWERON
|| bootmode
== POST_SLOWTEST
) {
73 newword
= BOOTMODE_MAGIC
| POST_NORMAL
;
76 newword
= post_word_load() & ~POST_COLDBOOT
;
80 /* We are booting after power-on */
81 newword
|= POST_COLDBOOT
;
84 post_word_store(newword
);
86 /* Reset activity record */
87 gd
->post_log_word
= 0;
90 int post_bootmode_get(unsigned int *last_test
)
92 unsigned long word
= post_word_load();
95 if ((word
& 0xFFFF0000) != BOOTMODE_MAGIC
) {
99 bootmode
= word
& 0x7F;
101 if (last_test
&& (bootmode
& POST_POWERTEST
)) {
102 *last_test
= (word
>> 8) & 0xFF;
108 /* POST tests run before relocation only mark status bits .... */
109 static void post_log_mark_start(unsigned long testid
)
111 gd
->post_log_word
|= (testid
) << 16;
114 static void post_log_mark_succ(unsigned long testid
)
116 gd
->post_log_word
|= testid
;
119 /* ... and the messages are output once we are relocated */
120 void post_output_backlog(void)
124 for (j
= 0; j
< post_list_size
; j
++) {
125 if (gd
->post_log_word
& (post_list
[j
].testid
<< 16)) {
126 post_log("POST %s ", post_list
[j
].cmd
);
127 if (gd
->post_log_word
& post_list
[j
].testid
)
128 post_log("PASSED\n");
130 post_log("FAILED\n");
131 show_boot_progress (-31);
137 static void post_bootmode_test_on(unsigned int last_test
)
139 unsigned long word
= post_word_load();
141 word
|= POST_POWERTEST
;
143 word
|= (last_test
& 0xFF) << 8;
145 post_word_store(word
);
148 static void post_bootmode_test_off(void)
150 unsigned long word
= post_word_load();
152 word
&= ~POST_POWERTEST
;
154 post_word_store(word
);
157 static void post_get_flags(int *test_flags
)
159 int flag
[] = { POST_POWERON
, POST_NORMAL
, POST_SLOWTEST
};
160 char *var
[] = { "post_poweron", "post_normal", "post_slowtest" };
161 int varnum
= sizeof(var
) / sizeof(var
[0]);
162 char list
[128]; /* long enough for POST list */
168 for (j
= 0; j
< post_list_size
; j
++) {
169 test_flags
[j
] = post_list
[j
].flags
;
172 for (i
= 0; i
< varnum
; i
++) {
173 if (getenv_r(var
[i
], list
, sizeof(list
)) <= 0)
176 for (j
= 0; j
< post_list_size
; j
++) {
177 test_flags
[j
] &= ~flag
[i
];
183 while (*name
&& *name
== ' ')
188 while (*s
&& *s
!= ' ')
195 for (j
= 0; j
< post_list_size
; j
++) {
196 if (strcmp(post_list
[j
].cmd
, name
) == 0) {
197 test_flags
[j
] |= flag
[i
];
202 if (j
== post_list_size
) {
203 printf("No such test: %s\n", name
);
210 for (j
= 0; j
< post_list_size
; j
++) {
211 if (test_flags
[j
] & POST_POWERON
) {
212 test_flags
[j
] |= POST_SLOWTEST
;
217 static int post_run_single(struct post_test
*test
,
218 int test_flags
, int flags
, unsigned int i
)
220 if ((flags
& test_flags
& POST_ALWAYS
) &&
221 (flags
& test_flags
& POST_MEM
)) {
224 if (!(flags
& POST_REBOOT
)) {
225 if ((test_flags
& POST_REBOOT
)
226 && !(flags
& POST_MANUAL
)) {
227 post_bootmode_test_on(i
);
230 if (test_flags
& POST_PREREL
)
231 post_log_mark_start(test
->testid
);
233 post_log("POST %s ", test
->cmd
);
236 if (test_flags
& POST_PREREL
) {
237 if ((*test
->test
) (flags
) == 0)
238 post_log_mark_succ(test
->testid
);
240 if ((*test
->test
) (flags
) != 0) {
241 post_log("FAILED\n");
242 show_boot_progress (-32);
244 post_log("PASSED\n");
247 if ((test_flags
& POST_REBOOT
) && !(flags
& POST_MANUAL
)) {
248 post_bootmode_test_off();
257 int post_run(char *name
, int flags
)
260 int test_flags
[POST_MAX_NUMBER
];
262 post_get_flags(test_flags
);
267 if (post_bootmode_get(&last
) & POST_POWERTEST
) {
268 if (last
< post_list_size
&&
269 (flags
& test_flags
[last
] & POST_ALWAYS
) &&
270 (flags
& test_flags
[last
] & POST_MEM
)) {
272 post_run_single(post_list
+ last
,
274 flags
| POST_REBOOT
, last
);
276 for (i
= last
+ 1; i
< post_list_size
; i
++) {
277 post_run_single(post_list
+ i
,
283 for (i
= 0; i
< post_list_size
; i
++) {
284 post_run_single(post_list
+ i
,
285 test_flags
[i
], flags
, i
);
291 for (i
= 0; i
< post_list_size
; i
++) {
292 if (strcmp(post_list
[i
].cmd
, name
) == 0)
296 if (i
< post_list_size
) {
297 return post_run_single(post_list
+ i
,
298 test_flags
[i
], flags
, i
);
305 static int post_info_single(struct post_test
*test
, int full
)
307 if (test
->flags
& POST_MANUAL
) {
310 " %s\n", test
->cmd
, test
->name
, test
->desc
);
312 printf(" %-15s - %s\n", test
->cmd
, test
->name
);
320 int post_info(char *name
)
325 for (i
= 0; i
< post_list_size
; i
++) {
326 post_info_single(post_list
+ i
, 0);
331 for (i
= 0; i
< post_list_size
; i
++) {
332 if (strcmp(post_list
[i
].cmd
, name
) == 0)
336 if (i
< post_list_size
) {
337 return post_info_single(post_list
+ i
, 1);
344 int post_log(char *format
, ...)
348 char printbuffer
[CONFIG_SYS_PBSIZE
];
350 va_start(args
, format
);
352 /* For this to work, printbuffer must be larger than
353 * anything we ever want to print.
355 i
= vsprintf(printbuffer
, format
, args
);
358 #ifdef CONFIG_LOGBUFFER
359 /* Send to the logbuffer */
360 logbuff_log(printbuffer
);
362 /* Send to the stdout file */
369 void post_reloc(void)
374 * We have to relocate the test table manually
376 for (i
= 0; i
< post_list_size
; i
++) {
378 struct post_test
*test
= post_list
+ i
;
381 addr
= (ulong
) (test
->name
) + gd
->reloc_off
;
382 test
->name
= (char *)addr
;
386 addr
= (ulong
) (test
->cmd
) + gd
->reloc_off
;
387 test
->cmd
= (char *)addr
;
391 addr
= (ulong
) (test
->desc
) + gd
->reloc_off
;
392 test
->desc
= (char *)addr
;
396 addr
= (ulong
) (test
->test
) + gd
->reloc_off
;
397 test
->test
= (int (*)(int flags
))addr
;
401 addr
= (ulong
) (test
->init_f
) + gd
->reloc_off
;
402 test
->init_f
= (int (*)(void))addr
;
406 addr
= (ulong
) (test
->reloc
) + gd
->reloc_off
;
407 test
->reloc
= (void (*)(void))addr
;
415 * Some tests (e.g. SYSMON) need the time when post_init_f started,
416 * but we cannot use get_timer() at this point.
418 * On PowerPC we implement it using the timebase register.
420 unsigned long post_time_ms(unsigned long base
)
422 return (unsigned long)get_ticks() / (get_tbclk() / CONFIG_SYS_HZ
) - base
;
425 #endif /* CONFIG_POST */