^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) // SPDX-License-Identifier: GPL-2.0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) * Real Time Clock Driver Test Program
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) * Copyright (c) 2018 Alexandre Belloni <alexandre.belloni@bootlin.com>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) #include <errno.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) #include <fcntl.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) #include <linux/rtc.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) #include <stdio.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) #include <stdlib.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) #include <sys/ioctl.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) #include <sys/time.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) #include <sys/types.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) #include <time.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) #include <unistd.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) #include "../kselftest_harness.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) #define NUM_UIE 3
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) #define ALARM_DELTA 3
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) static char *rtc_file = "/dev/rtc0";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) FIXTURE(rtc) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) int fd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) FIXTURE_SETUP(rtc) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) self->fd = open(rtc_file, O_RDONLY);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) ASSERT_NE(-1, self->fd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) FIXTURE_TEARDOWN(rtc) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) close(self->fd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) TEST_F(rtc, date_read) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) int rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) struct rtc_time rtc_tm;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) /* Read the RTC time/date */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) rc = ioctl(self->fd, RTC_RD_TIME, &rtc_tm);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) ASSERT_NE(-1, rc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) TH_LOG("Current RTC date/time is %02d/%02d/%02d %02d:%02d:%02d.",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) rtc_tm.tm_mday, rtc_tm.tm_mon + 1, rtc_tm.tm_year + 1900,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) rtc_tm.tm_hour, rtc_tm.tm_min, rtc_tm.tm_sec);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) TEST_F_TIMEOUT(rtc, uie_read, NUM_UIE + 2) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) int i, rc, irq = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) unsigned long data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) /* Turn on update interrupts */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) rc = ioctl(self->fd, RTC_UIE_ON, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) if (rc == -1) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) ASSERT_EQ(EINVAL, errno);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) TH_LOG("skip update IRQs not supported.");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) for (i = 0; i < NUM_UIE; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) /* This read will block */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) rc = read(self->fd, &data, sizeof(data));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) ASSERT_NE(-1, rc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) irq++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) EXPECT_EQ(NUM_UIE, irq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) rc = ioctl(self->fd, RTC_UIE_OFF, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) ASSERT_NE(-1, rc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) TEST_F(rtc, uie_select) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) int i, rc, irq = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) unsigned long data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81) /* Turn on update interrupts */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) rc = ioctl(self->fd, RTC_UIE_ON, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) if (rc == -1) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) ASSERT_EQ(EINVAL, errno);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) TH_LOG("skip update IRQs not supported.");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89) for (i = 0; i < NUM_UIE; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) struct timeval tv = { .tv_sec = 2 };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) fd_set readfds;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93) FD_ZERO(&readfds);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94) FD_SET(self->fd, &readfds);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) /* The select will wait until an RTC interrupt happens. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) rc = select(self->fd + 1, &readfds, NULL, NULL, &tv);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) ASSERT_NE(-1, rc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) ASSERT_NE(0, rc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) /* This read won't block */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) rc = read(self->fd, &data, sizeof(unsigned long));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) ASSERT_NE(-1, rc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) irq++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) EXPECT_EQ(NUM_UIE, irq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) rc = ioctl(self->fd, RTC_UIE_OFF, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) ASSERT_NE(-1, rc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) TEST_F(rtc, alarm_alm_set) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) struct timeval tv = { .tv_sec = ALARM_DELTA + 2 };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) unsigned long data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) struct rtc_time tm;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) fd_set readfds;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) time_t secs, new;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) int rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) rc = ioctl(self->fd, RTC_RD_TIME, &tm);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) ASSERT_NE(-1, rc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) secs = timegm((struct tm *)&tm) + ALARM_DELTA;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) gmtime_r(&secs, (struct tm *)&tm);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) rc = ioctl(self->fd, RTC_ALM_SET, &tm);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) if (rc == -1) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) ASSERT_EQ(EINVAL, errno);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) TH_LOG("skip alarms are not supported.");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) rc = ioctl(self->fd, RTC_ALM_READ, &tm);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) ASSERT_NE(-1, rc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) TH_LOG("Alarm time now set to %02d:%02d:%02d.",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) tm.tm_hour, tm.tm_min, tm.tm_sec);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) /* Enable alarm interrupts */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) rc = ioctl(self->fd, RTC_AIE_ON, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) ASSERT_NE(-1, rc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) FD_ZERO(&readfds);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) FD_SET(self->fd, &readfds);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) rc = select(self->fd + 1, &readfds, NULL, NULL, &tv);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) ASSERT_NE(-1, rc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) ASSERT_NE(0, rc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) /* Disable alarm interrupts */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) rc = ioctl(self->fd, RTC_AIE_OFF, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) ASSERT_NE(-1, rc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) rc = read(self->fd, &data, sizeof(unsigned long));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) ASSERT_NE(-1, rc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) TH_LOG("data: %lx", data);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) rc = ioctl(self->fd, RTC_RD_TIME, &tm);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) ASSERT_NE(-1, rc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) new = timegm((struct tm *)&tm);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) ASSERT_EQ(new, secs);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) TEST_F(rtc, alarm_wkalm_set) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) struct timeval tv = { .tv_sec = ALARM_DELTA + 2 };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) struct rtc_wkalrm alarm = { 0 };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) struct rtc_time tm;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) unsigned long data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) fd_set readfds;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) time_t secs, new;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) int rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) rc = ioctl(self->fd, RTC_RD_TIME, &alarm.time);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) ASSERT_NE(-1, rc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) secs = timegm((struct tm *)&alarm.time) + ALARM_DELTA;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) gmtime_r(&secs, (struct tm *)&alarm.time);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) alarm.enabled = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) rc = ioctl(self->fd, RTC_WKALM_SET, &alarm);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) if (rc == -1) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) ASSERT_EQ(EINVAL, errno);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) TH_LOG("skip alarms are not supported.");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) rc = ioctl(self->fd, RTC_WKALM_RD, &alarm);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) ASSERT_NE(-1, rc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) TH_LOG("Alarm time now set to %02d/%02d/%02d %02d:%02d:%02d.",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) alarm.time.tm_mday, alarm.time.tm_mon + 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) alarm.time.tm_year + 1900, alarm.time.tm_hour,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) alarm.time.tm_min, alarm.time.tm_sec);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) FD_ZERO(&readfds);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) FD_SET(self->fd, &readfds);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) rc = select(self->fd + 1, &readfds, NULL, NULL, &tv);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) ASSERT_NE(-1, rc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) ASSERT_NE(0, rc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) rc = read(self->fd, &data, sizeof(unsigned long));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) ASSERT_NE(-1, rc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) rc = ioctl(self->fd, RTC_RD_TIME, &tm);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) ASSERT_NE(-1, rc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) new = timegm((struct tm *)&tm);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) ASSERT_EQ(new, secs);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) TEST_F_TIMEOUT(rtc, alarm_alm_set_minute, 65) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) struct timeval tv = { .tv_sec = 62 };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) unsigned long data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) struct rtc_time tm;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) fd_set readfds;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) time_t secs, new;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) int rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) rc = ioctl(self->fd, RTC_RD_TIME, &tm);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) ASSERT_NE(-1, rc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) secs = timegm((struct tm *)&tm) + 60 - tm.tm_sec;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) gmtime_r(&secs, (struct tm *)&tm);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) rc = ioctl(self->fd, RTC_ALM_SET, &tm);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) if (rc == -1) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) ASSERT_EQ(EINVAL, errno);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) TH_LOG("skip alarms are not supported.");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) rc = ioctl(self->fd, RTC_ALM_READ, &tm);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236) ASSERT_NE(-1, rc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238) TH_LOG("Alarm time now set to %02d:%02d:%02d.",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) tm.tm_hour, tm.tm_min, tm.tm_sec);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241) /* Enable alarm interrupts */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242) rc = ioctl(self->fd, RTC_AIE_ON, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 243) ASSERT_NE(-1, rc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 244)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 245) FD_ZERO(&readfds);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 246) FD_SET(self->fd, &readfds);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 247)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 248) rc = select(self->fd + 1, &readfds, NULL, NULL, &tv);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 249) ASSERT_NE(-1, rc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 250) ASSERT_NE(0, rc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 251)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 252) /* Disable alarm interrupts */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 253) rc = ioctl(self->fd, RTC_AIE_OFF, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 254) ASSERT_NE(-1, rc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 255)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 256) rc = read(self->fd, &data, sizeof(unsigned long));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 257) ASSERT_NE(-1, rc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 258) TH_LOG("data: %lx", data);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 259)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 260) rc = ioctl(self->fd, RTC_RD_TIME, &tm);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 261) ASSERT_NE(-1, rc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 262)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 263) new = timegm((struct tm *)&tm);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 264) ASSERT_EQ(new, secs);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 265) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 266)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 267) TEST_F_TIMEOUT(rtc, alarm_wkalm_set_minute, 65) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 268) struct timeval tv = { .tv_sec = 62 };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 269) struct rtc_wkalrm alarm = { 0 };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 270) struct rtc_time tm;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 271) unsigned long data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 272) fd_set readfds;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 273) time_t secs, new;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 274) int rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 275)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 276) rc = ioctl(self->fd, RTC_RD_TIME, &alarm.time);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 277) ASSERT_NE(-1, rc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 278)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 279) secs = timegm((struct tm *)&alarm.time) + 60 - alarm.time.tm_sec;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 280) gmtime_r(&secs, (struct tm *)&alarm.time);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 281)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 282) alarm.enabled = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 283)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 284) rc = ioctl(self->fd, RTC_WKALM_SET, &alarm);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 285) if (rc == -1) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 286) ASSERT_EQ(EINVAL, errno);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 287) TH_LOG("skip alarms are not supported.");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 288) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 289) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 290)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 291) rc = ioctl(self->fd, RTC_WKALM_RD, &alarm);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 292) ASSERT_NE(-1, rc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 293)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 294) TH_LOG("Alarm time now set to %02d/%02d/%02d %02d:%02d:%02d.",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 295) alarm.time.tm_mday, alarm.time.tm_mon + 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 296) alarm.time.tm_year + 1900, alarm.time.tm_hour,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 297) alarm.time.tm_min, alarm.time.tm_sec);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 298)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 299) FD_ZERO(&readfds);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 300) FD_SET(self->fd, &readfds);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 301)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 302) rc = select(self->fd + 1, &readfds, NULL, NULL, &tv);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 303) ASSERT_NE(-1, rc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 304) ASSERT_NE(0, rc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 305)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 306) rc = read(self->fd, &data, sizeof(unsigned long));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 307) ASSERT_NE(-1, rc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 308)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 309) rc = ioctl(self->fd, RTC_RD_TIME, &tm);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 310) ASSERT_NE(-1, rc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 311)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 312) new = timegm((struct tm *)&tm);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 313) ASSERT_EQ(new, secs);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 314) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 315)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 316) static void __attribute__((constructor))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 317) __constructor_order_last(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 318) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 319) if (!__constructor_order)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 320) __constructor_order = _CONSTRUCTOR_ORDER_BACKWARD;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 321) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 322)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 323) int main(int argc, char **argv)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 324) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 325) switch (argc) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 326) case 2:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 327) rtc_file = argv[1];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 328) /* FALLTHROUGH */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 329) case 1:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 330) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 331) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 332) fprintf(stderr, "usage: %s [rtcdev]\n", argv[0]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 333) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 334) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 335)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 336) return test_harness_run(argc, argv);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 337) }
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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