3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
5 * SPDX-License-Identifier: GPL-2.0+
14 #ifdef CONFIG_SYS_POST_HOTKEYS_GPIO
18 #ifdef CONFIG_LOGBUFFER
22 DECLARE_GLOBAL_DATA_PTR
;
24 #define POST_MAX_NUMBER 32
26 #define BOOTMODE_MAGIC 0xDEAD0000
33 for (i
= 0; i
< post_list_size
; i
++) {
34 struct post_test
*test
= post_list
+ i
;
36 if (test
->init_f
&& test
->init_f())
40 gd
->post_init_f_time
= post_time_ms(0);
41 if (!gd
->post_init_f_time
)
42 printf("%s: post_time_ms not implemented\n", __FILE__
);
48 * Supply a default implementation for post_hotkeys_pressed() for boards
49 * without hotkey support. We always return 0 here, so that the
50 * long-running tests won't be started.
52 * Boards with hotkey support can override this weak default function
53 * by defining one in their board specific code.
55 __weak
int post_hotkeys_pressed(void)
57 #ifdef CONFIG_SYS_POST_HOTKEYS_GPIO
59 unsigned gpio
= CONFIG_SYS_POST_HOTKEYS_GPIO
;
61 ret
= gpio_request(gpio
, "hotkeys");
63 printf("POST: gpio hotkey request failed\n");
67 gpio_direction_input(gpio
);
68 ret
= gpio_get_value(gpio
);
74 return 0; /* No hotkeys supported */
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
;
93 /* We are booting after power-on */
94 newword
|= POST_COLDBOOT
;
96 post_word_store(newword
);
98 /* Reset activity record */
99 gd
->post_log_word
= 0;
100 gd
->post_log_res
= 0;
103 int post_bootmode_get(unsigned int *last_test
)
105 unsigned long word
= post_word_load();
108 if ((word
& 0xFFFF0000) != BOOTMODE_MAGIC
)
111 bootmode
= word
& 0x7F;
113 if (last_test
&& (bootmode
& POST_POWERTEST
))
114 *last_test
= (word
>> 8) & 0xFF;
119 /* POST tests run before relocation only mark status bits .... */
120 static void post_log_mark_start(unsigned long testid
)
122 gd
->post_log_word
|= testid
;
125 static void post_log_mark_succ(unsigned long testid
)
127 gd
->post_log_res
|= testid
;
130 /* ... and the messages are output once we are relocated */
131 void post_output_backlog(void)
135 for (j
= 0; j
< post_list_size
; j
++) {
136 if (gd
->post_log_word
& (post_list
[j
].testid
)) {
137 post_log("POST %s ", post_list
[j
].cmd
);
138 if (gd
->post_log_res
& post_list
[j
].testid
)
139 post_log("PASSED\n");
141 post_log("FAILED\n");
142 bootstage_error(BOOTSTAGE_ID_POST_FAIL_R
);
148 static void post_bootmode_test_on(unsigned int last_test
)
150 unsigned long word
= post_word_load();
152 word
|= POST_POWERTEST
;
154 word
|= (last_test
& 0xFF) << 8;
156 post_word_store(word
);
159 static void post_bootmode_test_off(void)
161 unsigned long word
= post_word_load();
163 word
&= ~POST_POWERTEST
;
165 post_word_store(word
);
168 #ifndef CONFIG_POST_SKIP_ENV_FLAGS
169 static void post_get_env_flags(int *test_flags
)
171 int flag
[] = { POST_POWERON
, POST_NORMAL
, POST_SLOWTEST
,
173 char *var
[] = { "post_poweron", "post_normal", "post_slowtest",
175 int varnum
= ARRAY_SIZE(var
);
176 char list
[128]; /* long enough for POST list */
182 for (i
= 0; i
< varnum
; i
++) {
183 if (env_get_f(var
[i
], list
, sizeof(list
)) <= 0)
186 for (j
= 0; j
< post_list_size
; j
++)
187 test_flags
[j
] &= ~flag
[i
];
192 while (*name
&& *name
== ' ')
197 while (*s
&& *s
!= ' ')
204 for (j
= 0; j
< post_list_size
; j
++) {
205 if (strcmp(post_list
[j
].cmd
, name
) == 0) {
206 test_flags
[j
] |= flag
[i
];
211 if (j
== post_list_size
)
212 printf("No such test: %s\n", name
);
220 static void post_get_flags(int *test_flags
)
224 for (j
= 0; j
< post_list_size
; j
++)
225 test_flags
[j
] = post_list
[j
].flags
;
227 #ifndef CONFIG_POST_SKIP_ENV_FLAGS
228 post_get_env_flags(test_flags
);
231 for (j
= 0; j
< post_list_size
; j
++)
232 if (test_flags
[j
] & POST_POWERON
)
233 test_flags
[j
] |= POST_SLOWTEST
;
236 __weak
void show_post_progress(unsigned int test_num
, int before
, int result
)
240 static int post_run_single(struct post_test
*test
,
241 int test_flags
, int flags
, unsigned int i
)
243 if ((flags
& test_flags
& POST_ALWAYS
) &&
244 (flags
& test_flags
& POST_MEM
)) {
247 if (!(flags
& POST_REBOOT
)) {
248 if ((test_flags
& POST_REBOOT
) &&
249 !(flags
& POST_MANUAL
)) {
250 post_bootmode_test_on(
251 (gd
->flags
& GD_FLG_POSTFAIL
) ?
252 POST_FAIL_SAVE
| i
: i
);
255 if (test_flags
& POST_PREREL
)
256 post_log_mark_start(test
->testid
);
258 post_log("POST %s ", test
->cmd
);
261 show_post_progress(i
, POST_BEFORE
, POST_FAILED
);
263 if (test_flags
& POST_PREREL
) {
264 if ((*test
->test
)(flags
) == 0) {
265 post_log_mark_succ(test
->testid
);
266 show_post_progress(i
, POST_AFTER
, POST_PASSED
);
268 show_post_progress(i
, POST_AFTER
, POST_FAILED
);
269 if (test_flags
& POST_CRITICAL
)
270 gd
->flags
|= GD_FLG_POSTFAIL
;
271 if (test_flags
& POST_STOP
)
272 gd
->flags
|= GD_FLG_POSTSTOP
;
275 if ((*test
->test
)(flags
) != 0) {
276 post_log("FAILED\n");
277 bootstage_error(BOOTSTAGE_ID_POST_FAIL_R
);
278 show_post_progress(i
, POST_AFTER
, POST_FAILED
);
279 if (test_flags
& POST_CRITICAL
)
280 gd
->flags
|= GD_FLG_POSTFAIL
;
281 if (test_flags
& POST_STOP
)
282 gd
->flags
|= GD_FLG_POSTSTOP
;
284 post_log("PASSED\n");
285 show_post_progress(i
, POST_AFTER
, POST_PASSED
);
289 if ((test_flags
& POST_REBOOT
) && !(flags
& POST_MANUAL
))
290 post_bootmode_test_off();
298 int post_run(char *name
, int flags
)
301 int test_flags
[POST_MAX_NUMBER
];
303 post_get_flags(test_flags
);
308 if (gd
->flags
& GD_FLG_POSTSTOP
)
311 if (post_bootmode_get(&last
) & POST_POWERTEST
) {
312 if (last
& POST_FAIL_SAVE
) {
313 last
&= ~POST_FAIL_SAVE
;
314 gd
->flags
|= GD_FLG_POSTFAIL
;
316 if (last
< post_list_size
&&
317 (flags
& test_flags
[last
] & POST_ALWAYS
) &&
318 (flags
& test_flags
[last
] & POST_MEM
)) {
320 post_run_single(post_list
+ last
,
322 flags
| POST_REBOOT
, last
);
324 for (i
= last
+ 1; i
< post_list_size
; i
++) {
325 if (gd
->flags
& GD_FLG_POSTSTOP
)
327 post_run_single(post_list
+ i
,
333 for (i
= 0; i
< post_list_size
; i
++) {
334 if (gd
->flags
& GD_FLG_POSTSTOP
)
336 post_run_single(post_list
+ i
,
344 for (i
= 0; i
< post_list_size
; i
++) {
345 if (strcmp(post_list
[i
].cmd
, name
) == 0)
349 if (i
< post_list_size
) {
351 return post_run_single(post_list
+ i
,
360 static int post_info_single(struct post_test
*test
, int full
)
362 if (test
->flags
& POST_MANUAL
) {
365 " %s\n", test
->cmd
, test
->name
, test
->desc
);
367 printf(" %-15s - %s\n", test
->cmd
, test
->name
);
375 int post_info(char *name
)
380 for (i
= 0; i
< post_list_size
; i
++)
381 post_info_single(post_list
+ i
, 0);
385 for (i
= 0; i
< post_list_size
; i
++) {
386 if (strcmp(post_list
[i
].cmd
, name
) == 0)
390 if (i
< post_list_size
)
391 return post_info_single(post_list
+ i
, 1);
397 int post_log(char *format
, ...)
400 char printbuffer
[CONFIG_SYS_PBSIZE
];
402 va_start(args
, format
);
404 /* For this to work, printbuffer must be larger than
405 * anything we ever want to print.
407 vsprintf(printbuffer
, format
, args
);
410 #ifdef CONFIG_LOGBUFFER
411 /* Send to the logbuffer */
412 logbuff_log(printbuffer
);
414 /* Send to the stdout file */
421 #ifdef CONFIG_NEEDS_MANUAL_RELOC
422 void post_reloc(void)
427 * We have to relocate the test table manually
429 for (i
= 0; i
< post_list_size
; i
++) {
431 struct post_test
*test
= post_list
+ i
;
434 addr
= (ulong
)(test
->name
) + gd
->reloc_off
;
435 test
->name
= (char *)addr
;
439 addr
= (ulong
)(test
->cmd
) + gd
->reloc_off
;
440 test
->cmd
= (char *)addr
;
444 addr
= (ulong
)(test
->desc
) + gd
->reloc_off
;
445 test
->desc
= (char *)addr
;
449 addr
= (ulong
)(test
->test
) + gd
->reloc_off
;
450 test
->test
= (int (*)(int flags
)) addr
;
454 addr
= (ulong
)(test
->init_f
) + gd
->reloc_off
;
455 test
->init_f
= (int (*)(void)) addr
;
459 addr
= (ulong
)(test
->reloc
) + gd
->reloc_off
;
460 test
->reloc
= (void (*)(void)) addr
;
470 * Some tests (e.g. SYSMON) need the time when post_init_f started,
471 * but we cannot use get_timer() at this point.
473 * On PowerPC we implement it using the timebase register.
475 unsigned long post_time_ms(unsigned long base
)
477 #if defined(CONFIG_PPC) || defined(CONFIG_ARM)
478 return (unsigned long)lldiv(get_ticks(), get_tbclk() / CONFIG_SYS_HZ
)
481 #warning "Not implemented yet"
482 return 0; /* Not implemented yet */