diff options
Diffstat (limited to 'testhal/STM32F4xx/RTC/main.c')
| -rw-r--r-- | testhal/STM32F4xx/RTC/main.c | 239 |
1 files changed, 239 insertions, 0 deletions
diff --git a/testhal/STM32F4xx/RTC/main.c b/testhal/STM32F4xx/RTC/main.c new file mode 100644 index 000000000..6b25d371a --- /dev/null +++ b/testhal/STM32F4xx/RTC/main.c @@ -0,0 +1,239 @@ +/*
+ ChibiOS/RT - Copyright (C) 2006-2013 Giovanni Di Sirio
+
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+*/
+
+/*
+This structure is used to hold the values representing a calendar time.
+It contains the following members, with the meanings as shown.
+
+int tm_sec seconds after minute [0-61] (61 allows for 2 leap-seconds)
+int tm_min minutes after hour [0-59]
+int tm_hour hours after midnight [0-23]
+int tm_mday day of the month [1-31]
+int tm_mon month of year [0-11]
+int tm_year current year-1900
+int tm_wday days since Sunday [0-6]
+int tm_yday days since January 1st [0-365]
+int tm_isdst daylight savings indicator (1 = yes, 0 = no, -1 = unknown)
+*/
+#define WAKEUP_TEST FALSE
+
+#include <string.h>
+#include <stdlib.h>
+#include <time.h>
+
+#include "ch.h"
+#include "hal.h"
+
+#include "shell.h"
+#include "chprintf.h"
+#include "chrtclib.h"
+
+#if WAKEUP_TEST
+static RTCWakeup wakeupspec;
+#endif
+static RTCAlarm alarmspec;
+static time_t unix_time;
+
+/* libc stub */
+int _getpid(void) {return 1;}
+/* libc stub */
+void _exit(int i) {(void)i;}
+/* libc stub */
+#include <errno.h>
+#undef errno
+extern int errno;
+int _kill(int pid, int sig) {
+ (void)pid;
+ (void)sig;
+ errno = EINVAL;
+ return -1;
+}
+
+
+/* sleep indicator thread */
+static WORKING_AREA(blinkWA, 128);
+static msg_t blink_thd(void *arg){
+ (void)arg;
+ while (TRUE) {
+ chThdSleepMilliseconds(100);
+ palTogglePad(GPIOB, GPIOB_LED_R);
+ }
+ return 0;
+}
+
+static void func_sleep(void){
+ chSysLock();
+ SCB->SCR |= SCB_SCR_SLEEPDEEP_Msk;
+ PWR->CR |= (PWR_CR_PDDS | PWR_CR_LPDS | PWR_CR_CSBF | PWR_CR_CWUF);
+ RTC->ISR &= ~(RTC_ISR_ALRBF | RTC_ISR_ALRAF | RTC_ISR_WUTF | RTC_ISR_TAMP1F |
+ RTC_ISR_TSOVF | RTC_ISR_TSF);
+ __WFI();
+}
+
+static void cmd_sleep(BaseSequentialStream *chp, int argc, char *argv[]){
+ (void)argv;
+ if (argc > 0) {
+ chprintf(chp, "Usage: sleep\r\n");
+ return;
+ }
+ chprintf(chp, "Going to sleep.\r\n");
+
+ chThdSleepMilliseconds(200);
+
+ /* going to anabiosis */
+ func_sleep();
+}
+
+/*
+ *
+ */
+static void cmd_alarm(BaseSequentialStream *chp, int argc, char *argv[]){
+ int i = 0;
+
+ (void)argv;
+ if (argc < 1) {
+ goto ERROR;
+ }
+
+ if ((argc == 1) && (strcmp(argv[0], "get") == 0)){
+ rtcGetAlarm(&RTCD1, 0, &alarmspec);
+ chprintf(chp, "%D%s",alarmspec," - alarm in STM internal format\r\n");
+ return;
+ }
+
+ if ((argc == 2) && (strcmp(argv[0], "set") == 0)){
+ i = atol(argv[1]);
+ alarmspec.tv_datetime = ((i / 10) & 7 << 4) | (i % 10) | RTC_ALRMAR_MSK4 |
+ RTC_ALRMAR_MSK3 | RTC_ALRMAR_MSK2;
+ rtcSetAlarm(&RTCD1, 0, &alarmspec);
+ return;
+ }
+ else{
+ goto ERROR;
+ }
+
+ERROR:
+ chprintf(chp, "Usage: alarm get\r\n");
+ chprintf(chp, " alarm set N\r\n");
+ chprintf(chp, "where N is alarm time in seconds\r\n");
+}
+
+/*
+ *
+ */
+static void cmd_date(BaseSequentialStream *chp, int argc, char *argv[]){
+ (void)argv;
+ struct tm timp;
+
+ if (argc == 0) {
+ goto ERROR;
+ }
+
+ if ((argc == 1) && (strcmp(argv[0], "get") == 0)){
+ unix_time = rtcGetTimeUnixSec(&RTCD1);
+
+ if (unix_time == -1){
+ chprintf(chp, "incorrect time in RTC cell\r\n");
+ }
+ else{
+ chprintf(chp, "%D%s",unix_time," - unix time\r\n");
+ rtcGetTimeTm(&RTCD1, &timp);
+ chprintf(chp, "%s%s",asctime(&timp)," - formatted time string\r\n");
+ }
+ return;
+ }
+
+ if ((argc == 2) && (strcmp(argv[0], "set") == 0)){
+ unix_time = atol(argv[1]);
+ if (unix_time > 0){
+ rtcSetTimeUnixSec(&RTCD1, unix_time);
+ return;
+ }
+ else{
+ goto ERROR;
+ }
+ }
+ else{
+ goto ERROR;
+ }
+
+ERROR:
+ chprintf(chp, "Usage: date get\r\n");
+ chprintf(chp, " date set N\r\n");
+ chprintf(chp, "where N is time in seconds sins Unix epoch\r\n");
+ chprintf(chp, "you can get current N value from unix console by the command\r\n");
+ chprintf(chp, "%s", "date +\%s\r\n");
+ return;
+}
+
+static SerialConfig ser_cfg = {
+ 115200,
+ 0,
+ 0,
+ 0,
+};
+
+static const ShellCommand commands[] = {
+ {"alarm", cmd_alarm},
+ {"date", cmd_date},
+ {"sleep", cmd_sleep},
+ {NULL, NULL}
+};
+
+static const ShellConfig shell_cfg1 = {
+ (BaseSequentialStream *)&SD2,
+ commands
+};
+
+
+/**
+ * Main function.
+ */
+int main(void){
+
+ halInit();
+ chSysInit();
+ chThdCreateStatic(blinkWA, sizeof(blinkWA), NORMALPRIO, blink_thd, NULL);
+
+#if !WAKEUP_TEST
+ /* switch off wakeup */
+ rtcSetPeriodicWakeup_v2(&RTCD1, NULL);
+
+ /* Shell initialization.*/
+ sdStart(&SD2, &ser_cfg);
+ shellInit();
+ static WORKING_AREA(waShell, 1024);
+ shellCreateStatic(&shell_cfg1, waShell, sizeof(waShell), NORMALPRIO);
+
+ /* wait until user do not want to test wakeup */
+ while (TRUE){
+ chThdSleepMilliseconds(200);
+ }
+
+#else
+ /* set wakeup */
+ wakeupspec.wakeup = ((uint32_t)4) << 16; /* select 1 Hz clock source */
+ wakeupspec.wakeup |= 9; /* set counter value to 9. Period will be 9+1 seconds. */
+ rtcSetPeriodicWakeup_v2(&RTCD1, &wakeupspec);
+
+ chThdSleepSeconds(3);
+ func_sleep();
+#endif /* !WAKEUP_TEST */
+
+ return 0;
+}
+
+
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