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authorGeorge G. Davis <george_davis@mentor.com>2019-09-17 21:40:23 +0300
committerShuah Khan <skhan@linuxfoundation.org>2019-10-02 22:44:43 +0300
commitce3a677802121e038d2f062e90f96f84e7351da0 (patch)
tree1443466086cfae8b58897b6e8aeca604063a803d /tools
parent8f9577eda5b74de4bd8b186c67f20736bdea6e07 (diff)
downloadlinux-ce3a677802121e038d2f062e90f96f84e7351da0.tar.xz
selftests: watchdog: Add command line option to show watchdog_info
With the new ioctl(WDIOC_GETSUPPORT) call in place, add a command line option to show the watchdog_info. Suggested-by: Eugeniu Rosca <erosca@de.adit-jv.com> Signed-off-by: George G. Davis <george_davis@mentor.com> Signed-off-by: Eugeniu Rosca <erosca@de.adit-jv.com> Signed-off-by: Shuah Khan <skhan@linuxfoundation.org>
Diffstat (limited to 'tools')
-rw-r--r--tools/testing/selftests/watchdog/watchdog-test.c16
1 files changed, 15 insertions, 1 deletions
diff --git a/tools/testing/selftests/watchdog/watchdog-test.c b/tools/testing/selftests/watchdog/watchdog-test.c
index 6ed822dc2222..f45e510500c0 100644
--- a/tools/testing/selftests/watchdog/watchdog-test.c
+++ b/tools/testing/selftests/watchdog/watchdog-test.c
@@ -19,7 +19,7 @@
int fd;
const char v = 'V';
-static const char sopts[] = "bdehp:t:Tn:NLf:";
+static const char sopts[] = "bdehp:t:Tn:NLf:i";
static const struct option lopts[] = {
{"bootstatus", no_argument, NULL, 'b'},
{"disable", no_argument, NULL, 'd'},
@@ -32,6 +32,7 @@ static const struct option lopts[] = {
{"getpretimeout", no_argument, NULL, 'N'},
{"gettimeleft", no_argument, NULL, 'L'},
{"file", required_argument, NULL, 'f'},
+ {"info", no_argument, NULL, 'i'},
{NULL, no_argument, NULL, 0x0}
};
@@ -72,6 +73,7 @@ static void usage(char *progname)
printf("Usage: %s [options]\n", progname);
printf(" -f, --file\t\tOpen watchdog device file\n");
printf("\t\t\tDefault is /dev/watchdog\n");
+ printf(" -i, --info\t\tShow watchdog_info\n");
printf(" -b, --bootstatus\tGet last boot status (Watchdog/POR)\n");
printf(" -d, --disable\t\tTurn off the watchdog timer\n");
printf(" -e, --enable\t\tTurn on the watchdog timer\n");
@@ -216,6 +218,18 @@ int main(int argc, char *argv[])
case 'f':
/* Handled above */
break;
+ case 'i':
+ /*
+ * watchdog_info was obtained as part of file open
+ * validation. So we just show it here.
+ */
+ oneshot = 1;
+ printf("watchdog_info:\n");
+ printf(" identity:\t\t%s\n", info.identity);
+ printf(" firmware_version:\t%u\n",
+ info.firmware_version);
+ printf(" options:\t\t%08x\n", info.options);
+ break;
default:
usage(argv[0]);