diff -purN ltp-intermediate-20100228.orig/testcases/kernel/device-drivers/rtc/Makefile ltp-intermediate-20100228/testcases/kernel/device-drivers/rtc/Makefile --- ltp-intermediate-20100228.orig/testcases/kernel/device-drivers/rtc/Makefile 1970-01-01 05:30:00.000000000 +0530 +++ ltp-intermediate-20100228/testcases/kernel/device-drivers/rtc/Makefile 2010-02-24 15:21:33.000000000 +0530 @@ -0,0 +1,28 @@ +# +# Copyright (c) Larsen & Toubro Infotech Ltd., 2010 +# +# 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA +# +# + +CFLAGS = -O2 -Wall +SRC = test_rtc.c + + +all: $(SRC) + $(CC) $(CFLAGS) $(SRC) -o rtc-test + +clean: + rm -f rtc-test diff -purN ltp-intermediate-20100228.orig/testcases/kernel/device-drivers/rtc/README ltp-intermediate-20100228/testcases/kernel/device-drivers/rtc/README --- ltp-intermediate-20100228.orig/testcases/kernel/device-drivers/rtc/README 1970-01-01 05:30:00.000000000 +0530 +++ ltp-intermediate-20100228/testcases/kernel/device-drivers/rtc/README 2010-02-24 14:34:01.000000000 +0530 @@ -0,0 +1,29 @@ +test_rtc.c : Test the Real Time Clock driver + +Tests supported as of now +-------------------------- +1. Read test : This reads the time/date from the RTC + ioctls tested :- RTC_RD_TIME. + +2. Alarm Test: Sets the alarm to 5 seconds in future and makes sure it rings. + ioctls tested :- RTC_ALM_SET, RTC_ALM_READ, RTC_AIE_ON, RTC_AIE_OFF. + +3. Update interrupts test : Sets Update interrupts enable on, waits for five + interrupts and then turns it off. + ioctls tested :- RTC_UIE_ON, RTC_UIE_OFF. + + +How to Build +------------ + +Enter rtc directory and issue a 'make' . + +How to Run +---------- + + The tests assume the rtc device node to be "/dev/rtc". If you have a +different node run the test with the name of the node as a parameter. + +Eg. If your node is /dev/rtc0, then run the test as + + $ ./rtc-test /dev/rtc0 diff -purN ltp-intermediate-20100228.orig/testcases/kernel/device-drivers/rtc/test_rtc.c ltp-intermediate-20100228/testcases/kernel/device-drivers/rtc/test_rtc.c --- ltp-intermediate-20100228.orig/testcases/kernel/device-drivers/rtc/test_rtc.c 1970-01-01 05:30:00.000000000 +0530 +++ ltp-intermediate-20100228/testcases/kernel/device-drivers/rtc/test_rtc.c 2010-02-24 15:17:59.000000000 +0530 @@ -0,0 +1,175 @@ +/* test_rtc.c + * + * Copyright (c) Larsen & Toubro Infotech Ltd., 2010 + * + * Contact : Silesh C V + * + * 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 + * + */ + +#include +#include +#include +#include +#include +#include +#include + +int rtc_fd = -1; + +void read_alarm_test(void) +{ + struct rtc_time rtc_tm; + int ret; + unsigned long data; + + printf("\nRTC READ TEST:\n"); + + /*Read RTC Time*/ + ret = ioctl(rtc_fd, RTC_RD_TIME, &rtc_tm); + if (ret == -1) { + perror("RTC_RD_TIME ioctl"); + printf("RTC READ TEST Failed\n"); + return; + } + + printf("RTC READ TEST Passed"); + printf("\nCurrent RTC date/time is %d-%d-%d, %02d:%02d:%02d.\n", + rtc_tm.tm_mday, rtc_tm.tm_mon + 1, rtc_tm.tm_year + 1900, + rtc_tm.tm_hour, rtc_tm.tm_min, rtc_tm.tm_sec); + + printf("\nRTC ALARM TEST :\n"); + + /*set Alarm to 5 Seconds*/ + rtc_tm.tm_sec += 5; + if (rtc_tm.tm_sec >= 60) { + rtc_tm.tm_sec %= 60; + rtc_tm.tm_min++; + } + + if (rtc_tm.tm_min == 60) { + rtc_tm.tm_min = 0; + rtc_tm.tm_hour++; + } + + if (rtc_tm.tm_hour == 24) + rtc_tm.tm_hour = 0; + + ret = ioctl(rtc_fd, RTC_ALM_SET, &rtc_tm); + if (ret == -1) { + perror("RTC_ALM_SET ioctl"); + printf("RTC ALARM TEST Failed\n"); + return; + } + + /*Read current alarm time*/ + ret = ioctl(rtc_fd, RTC_ALM_READ, &rtc_tm); + if (ret == -1) { + perror("RTC_ALM_READ ioctl"); + printf("RTC ALARM TEST Failed\n"); + return; + } + + printf("Alarm time set to %02d:%02d:%02d.\n", + rtc_tm.tm_hour, rtc_tm.tm_min, rtc_tm.tm_sec); + /* Enable alarm interrupts */ + ret = ioctl(rtc_fd, RTC_AIE_ON, 0); + if (ret == -1) { + perror("RTC_AIE_ON ioctl"); + printf("RTC ALARM TEST Failed\n"); + return; + } + + printf("Waiting 5 seconds for the alarm...\n"); + ret = read(rtc_fd, &data, sizeof(unsigned long)); + if (ret == -1) { + perror("read"); + printf("RTC ALARM TEST Failed\n"); + return; + } + + printf("Alarm rang.\n"); + /* Disable alarm interrupts */ + ret = ioctl(rtc_fd, RTC_AIE_OFF, 0); + if (ret == -1) { + perror("RTC_AIE_OFF ioctl"); + printf("RTC ALARM TEST Failed\n"); + return; + } + + printf("RTC ALARM TEST Passed\n"); +} + +void update_interrupts_test(void) +{ + int ret, i; + unsigned long data; + + printf("\nRTC UPDATE INTERRUPTS TEST :\n"); + /*Turn on update interrupts*/ + ret = ioctl(rtc_fd, RTC_UIE_ON, 0); + if (ret == -1) { + perror("RTC_UIE_ON ioctl"); + printf("RTC UPDATE INTERRUPTS TEST Failed\n"); + return; + } + + printf("Waiting for 5 update interrupts...\n"); + for (i = 1; i < 6; i++) { + ret = read(rtc_fd, &data, sizeof(unsigned long)); + if (ret == -1) { + perror("read"); + printf("RTC UPDATE INTERRUPTS TEST Failed\n"); + return; + } + printf("Update interrupt %d\n", i); + } + + /* Turn off update interrupts */ + ret = ioctl(rtc_fd, RTC_UIE_OFF, 0); + if (ret == -1) { + perror("RTC_UIE_OFF ioctl"); + printf("RTC UPDATE INTERRUPTS TEST Failed\n"); + return; + } + printf("RTC UPDATE INTERRUPTS TEST Passed\n"); + +} + +int main(int argc, char **argv) +{ + char *rtc_dev = "/dev/rtc"; + + if (argc == 2) + rtc_dev = argv[1]; + + rtc_fd = open(rtc_dev, O_RDONLY); + if (rtc_fd < 0) { + perror(rtc_dev); + exit(errno); + } + + /*Read and alarm tests*/ + read_alarm_test(); + + /*Update interrupts test*/ + update_interrupts_test(); + + close(rtc_fd); + + printf("\nRTC Tests Done!\n"); + return 0; +}