@@ -1,6 +1,7 @@
kmsg01 kmsg01
fw_load fw_load
rtc01 rtc01
+rtc02 rtc02
block_dev block_dev
tpci tpci
tbio tbio
@@ -1 +1,2 @@
/rtc01
+/rtc02
new file mode 100644
@@ -0,0 +1,111 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Copyright (C) 2020 Unisoc Communications Inc.
+ */
+
+/*\
+ * [DESCRIPTION]
+ *
+ * test rtc devices set time functioin
+ *
+ * The steps:
+ *
+ * - save rtc time and set a RTC time
+ * - read the RTC time after set RTC time at once
+ * - compare the set time and the read is identical
+ * - in the cleanup function, restore rtc time.
+ *
+\*/
+
+#include <stdio.h>
+#include "tst_rtctime.h"
+#include "tst_wallclock.h"
+#include "tst_test.h"
+
+static char *rtc_dev = "/dev/rtc";
+
+static char *rtctime_to_str(struct rtc_time *tm)
+{
+ static char rtctime_buf[20];
+
+ sprintf(rtctime_buf, "%04d-%02d-%02d %02d:%02d:%02d",
+ tm->tm_year + 1900,
+ tm->tm_mon + 1,
+ tm->tm_mday,
+ tm->tm_hour,
+ tm->tm_min,
+ tm->tm_sec);
+ return rtctime_buf;
+}
+
+static int rtc_tm_cmp(struct rtc_time *set_tm, struct rtc_time *read_tm)
+{
+ return !((set_tm->tm_sec == read_tm->tm_sec)
+ && (set_tm->tm_min == read_tm->tm_min)
+ && (set_tm->tm_hour == read_tm->tm_hour)
+ && (set_tm->tm_mday == read_tm->tm_mday)
+ && (set_tm->tm_mon == read_tm->tm_mon)
+ && (set_tm->tm_year == read_tm->tm_year));
+}
+
+static void set_rtc_test(void)
+{
+ struct rtc_time read_tm;
+ int ret;
+
+ struct rtc_time set_tm = {
+ .tm_sec = 30,
+ .tm_min = 23,
+ .tm_hour = 13,
+ .tm_mday = 9,
+ .tm_mon = 9,
+ .tm_year = 120,
+ };
+
+ /* set rtc to 2020.10.9 13:23:30 */
+ tst_res(TINFO, "To set RTC date/time is: %s", rtctime_to_str(&set_tm));
+
+ ret = tst_rtc_settime(rtc_dev, &set_tm);
+ if (ret != 0) {
+ tst_res(TFAIL | TERRNO, "RTC_SET_TIME failed");
+ return;
+ }
+
+ /* Read current RTC Time */
+ ret = tst_rtc_gettime(rtc_dev, &read_tm);
+ if (ret != 0) {
+ tst_res(TFAIL | TERRNO, "RTC_RD_TIME failed");
+ return;
+ }
+ tst_res(TINFO, "read RTC date/time is: %s", rtctime_to_str(&read_tm));
+
+ if (rtc_tm_cmp(&set_tm, &read_tm)) {
+ tst_res(TFAIL | TERRNO, "RTC SET TEST Failed");
+ return;
+ }
+ tst_res(TPASS, "The read RTC time is consistent with set time");
+
+}
+
+static void rtc_setup(void)
+{
+ int exists = access(rtc_dev, F_OK);
+
+ if (exists < 0)
+ tst_brk(TCONF, "RTC device %s not available", rtc_dev);
+
+ tst_rtc_clock_save(rtc_dev);
+}
+
+static void rtc_cleanup(void)
+{
+ tst_rtc_clock_restore(rtc_dev);
+}
+
+static struct tst_test test = {
+ .setup = rtc_setup,
+ .test_all = set_rtc_test,
+ .cleanup = rtc_cleanup,
+ /* tests needs to run with UID=0 */
+ .needs_root = 1,
+};