*
* Developed for DENX Software Engineering GmbH
*
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
+ * SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
-/*
- * This test verifies if the reason of last reset was an abnormal voltage
+/* This test verifies if the reason of last reset was an abnormal voltage
* condition, than it performs watchdog test, measuing time required to
* trigger watchdog reset.
*/
-#ifdef CONFIG_POST
-
#include <post.h>
-#if CONFIG_POST & CFG_POST_WATCHDOG
+#if CONFIG_POST & CONFIG_SYS_POST_WATCHDOG
#include <watchdog.h>
-#include <asm/gpio.h>
+#include <asm/ppc4xx-gpio.h>
#include <asm/io.h>
static uint watchdog_magic_read(void)
{
- return in_be32((void *)CFG_WATCHDOG_FLAGS_ADDR) &
- CFG_WATCHDOG_MAGIC_MASK;
+ return in_be32((void *)CONFIG_SYS_WATCHDOG_FLAGS_ADDR) &
+ CONFIG_SYS_WATCHDOG_MAGIC_MASK;
}
static void watchdog_magic_write(uint value)
{
- out_be32((void *)CFG_WATCHDOG_FLAGS_ADDR, value |
- (in_be32((void *)CFG_WATCHDOG_FLAGS_ADDR) &
- ~CFG_WATCHDOG_MAGIC_MASK));
+ out_be32((void *)CONFIG_SYS_WATCHDOG_FLAGS_ADDR, value |
+ (in_be32((void *)CONFIG_SYS_WATCHDOG_FLAGS_ADDR) &
+ ~CONFIG_SYS_WATCHDOG_MAGIC_MASK));
}
int sysmon1_post_test(int flags)
{
- if (gpio_read_in_bit(CFG_GPIO_SYSMON_STATUS)) {
+ if (gpio_read_in_bit(CONFIG_SYS_GPIO_SYSMON_STATUS) == 0) {
/*
* 3.1. GPIO62 is low
* Assuming system voltage failure.
*/
- post_log("Abnormal voltage detected (GPIO62)\n");
+ post_log("sysmon1 Abnormal voltage detected (GPIO62)\n");
+ post_log("POST sysmon1 FAILED\n");
return 1;
+ } else {
+ post_log("sysmon1 PASSED\n");
}
return 0;
int lwmon5_watchdog_post_test(int flags)
{
- ulong time;
-
/* On each reset scratch register 1 should be tested,
* but first test GPIO62:
*/
if (!(flags & POST_MANUAL) && sysmon1_post_test(flags)) {
- /*
- * 3.1. GPIO62 is low
+ /* 3.1. GPIO62 is low
* Assuming system voltage failure.
*/
/* 3.1.1. Set scratch register 1 to 0x0000xxxx */
return 1;
}
- if (watchdog_magic_read() != CFG_WATCHDOG_MAGIC) {
- /*
- * 3.2. Scratch register 1 differs from magic value 0x1248xxxx
+ if (watchdog_magic_read() != CONFIG_SYS_WATCHDOG_MAGIC) {
+ /* 3.2. Scratch register 1 differs from magic value 0x1248xxxx
* Assuming PowerOn
*/
int ints;
ulong base;
+ ulong time;
/* 3.2.1. Set magic value to scratch register */
- watchdog_magic_write(CFG_WATCHDOG_MAGIC);
+ watchdog_magic_write(CONFIG_SYS_WATCHDOG_MAGIC);
ints = disable_interrupts ();
/* 3.2.2. strobe watchdog once */
WATCHDOG_RESET();
- out_be32((void *)CFG_WATCHDOG_TIME_ADDR, 0);
+ out_be32((void *)CONFIG_SYS_WATCHDOG_TIME_ADDR, 0);
/* 3.2.3. save time of strobe in scratch register 2 */
base = post_time_ms (0);
/* 3.2.4. Wait for 150 ms (enough for reset to happen) */
while ((time = post_time_ms (base)) < 150)
- out_be32((void *)CFG_WATCHDOG_TIME_ADDR, time);
+ out_be32((void *)CONFIG_SYS_WATCHDOG_TIME_ADDR, time);
if (ints)
enable_interrupts ();
- /*
- * 3.2.5. Reset didn't happen. - Set 0x0000xxxx
+ /* 3.2.5. Reset didn't happen. - Set 0x0000xxxx
* into scratch register 1
*/
watchdog_magic_write(0);
/* 3.2.6. Mark test as failed. */
post_log("hw watchdog time : %u ms, failed ", time);
return 2;
+ } else {
+ /* 3.3. Scratch register matches magic value 0x1248xxxx
+ * Assume this is watchdog-initiated reset
+ */
+ ulong time;
+ /* 3.3.1. So, the test succeed, save measured time to syslog. */
+ time = in_be32((void *)CONFIG_SYS_WATCHDOG_TIME_ADDR);
+ if (time > 90 ) { /* ms*/
+ post_log("hw watchdog time : %u ms, passed ", time);
+ /* 3.3.2. Set scratch register 1 to 0x0000xxxx */
+ watchdog_magic_write(0);
+ return 0;
+ } else {
+ /*test minimum watchdogtime */
+ post_log("hw watchdog time : %u ms, failed ", time);
+ return 2;
+ }
}
-
- /*
- * 3.3. Scratch register matches magic value 0x1248xxxx
- * Assume this is watchdog-initiated reset
- */
- /* 3.3.1. So, the test succeed, save measured time to syslog. */
- time = in_be32((void *)CFG_WATCHDOG_TIME_ADDR);
- post_log("hw watchdog time : %u ms, passed ", time);
- /* 3.3.2. Set scratch register 1 to 0x0000xxxx */
- watchdog_magic_write(0);
-
- return 0;
+ return -1;
}
-#endif /* CONFIG_POST & CFG_POST_WATCHDOG */
-#endif /* CONFIG_POST */
+#endif /* CONFIG_POST & CONFIG_SYS_POST_WATCHDOG */