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-rw-r--r--tests/rtc-test.c32
1 files changed, 30 insertions, 2 deletions
diff --git a/tests/rtc-test.c b/tests/rtc-test.c
index 2b9aa63c1f..7fdc94a3de 100644
--- a/tests/rtc-test.c
+++ b/tests/rtc-test.c
@@ -179,12 +179,13 @@ static void check_time(int wiggle)
static int wiggle = 2;
-static void set_year(void)
+static void set_year_20xx(void)
{
/* Set BCD mode */
cmos_write(RTC_REG_B, cmos_read(RTC_REG_B) & ~REG_B_DM);
cmos_write(RTC_REG_A, 0x76);
cmos_write(RTC_YEAR, 0x11);
+ cmos_write(RTC_CENTURY, 0x20);
cmos_write(RTC_MONTH, 0x02);
cmos_write(RTC_DAY_OF_MONTH, 0x02);
cmos_write(RTC_HOURS, 0x02);
@@ -198,6 +199,7 @@ static void set_year(void)
g_assert_cmpint(cmos_read(RTC_DAY_OF_MONTH), ==, 0x02);
g_assert_cmpint(cmos_read(RTC_MONTH), ==, 0x02);
g_assert_cmpint(cmos_read(RTC_YEAR), ==, 0x11);
+ g_assert_cmpint(cmos_read(RTC_CENTURY), ==, 0x20);
/* Set a date in 2080 to ensure there is no year-2038 overflow. */
cmos_write(RTC_REG_A, 0x76);
@@ -210,6 +212,7 @@ static void set_year(void)
g_assert_cmpint(cmos_read(RTC_DAY_OF_MONTH), ==, 0x02);
g_assert_cmpint(cmos_read(RTC_MONTH), ==, 0x02);
g_assert_cmpint(cmos_read(RTC_YEAR), ==, 0x80);
+ g_assert_cmpint(cmos_read(RTC_CENTURY), ==, 0x20);
cmos_write(RTC_REG_A, 0x76);
cmos_write(RTC_YEAR, 0x11);
@@ -221,6 +224,30 @@ static void set_year(void)
g_assert_cmpint(cmos_read(RTC_DAY_OF_MONTH), ==, 0x02);
g_assert_cmpint(cmos_read(RTC_MONTH), ==, 0x02);
g_assert_cmpint(cmos_read(RTC_YEAR), ==, 0x11);
+ g_assert_cmpint(cmos_read(RTC_CENTURY), ==, 0x20);
+}
+
+static void set_year_1980(void)
+{
+ /* Set BCD mode */
+ cmos_write(RTC_REG_B, cmos_read(RTC_REG_B) & ~REG_B_DM);
+ cmos_write(RTC_REG_A, 0x76);
+ cmos_write(RTC_YEAR, 0x80);
+ cmos_write(RTC_CENTURY, 0x19);
+ cmos_write(RTC_MONTH, 0x02);
+ cmos_write(RTC_DAY_OF_MONTH, 0x02);
+ cmos_write(RTC_HOURS, 0x02);
+ cmos_write(RTC_MINUTES, 0x04);
+ cmos_write(RTC_SECONDS, 0x58);
+ cmos_write(RTC_REG_A, 0x26);
+
+ g_assert_cmpint(cmos_read(RTC_HOURS), ==, 0x02);
+ g_assert_cmpint(cmos_read(RTC_MINUTES), ==, 0x04);
+ g_assert_cmpint(cmos_read(RTC_SECONDS), >=, 0x58);
+ g_assert_cmpint(cmos_read(RTC_DAY_OF_MONTH), ==, 0x02);
+ g_assert_cmpint(cmos_read(RTC_MONTH), ==, 0x02);
+ g_assert_cmpint(cmos_read(RTC_YEAR), ==, 0x80);
+ g_assert_cmpint(cmos_read(RTC_CENTURY), ==, 0x19);
}
static void bcd_check_time(void)
@@ -313,7 +340,8 @@ int main(int argc, char **argv)
qtest_add_func("/rtc/bcd/check-time", bcd_check_time);
qtest_add_func("/rtc/dec/check-time", dec_check_time);
qtest_add_func("/rtc/alarm-time", alarm_time);
- qtest_add_func("/rtc/set-year", set_year);
+ qtest_add_func("/rtc/set-year/20xx", set_year_20xx);
+ qtest_add_func("/rtc/set-year/1980", set_year_1980);
qtest_add_func("/rtc/fuzz-registers", fuzz_registers);
ret = g_test_run();