global: Convert simple_strtoul() with hex to hextoul()

It is a pain to have to specify the value 16 in each call. Add a new
hextoul() function and update the code to use it.

Add a proper comment to simple_strtoul() while we are here.

Signed-off-by: Simon Glass <sjg@chromium.org>

1 files changed, 12 insertions, 0 deletions

diff --git a/test/str_ut.c b/test/str_ut.c
index 359d7d4ea1f..4c3b566d2c1 100644
--- a/test/str_ut.c
+++ b/test/str_ut.c
@@ -105,6 +105,18 @@ static int str_simple_strtoul(struct unit_test_state *uts)
 }
 STR_TEST(str_simple_strtoul, 0);
 
+static int str_hextoul(struct unit_test_state *uts)
+{
+	char *endp;
+
+	/* Just a simple test, since we know this uses simple_strtoul() */
+	ut_asserteq(0x1099ab, hextoul(str2, &endp));
+	ut_asserteq(6, endp - str2);
+
+	return 0;
+}
+STR_TEST(str_hextoul, 0);
+
 int do_ut_str(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
 {
 	struct unit_test *tests = UNIT_TEST_SUITE_START(str_test);