1 files changed, 60 insertions, 0 deletions
diff --git a/cmd/diag.c b/cmd/diag.c
new file mode 100644
index 0000000000..14ae04f2a6
--- /dev/null
+++ b/cmd/diag.c
@@ -0,0 +1,60 @@
+/*
+ * (C) Copyright 2002
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+/*
+ * Diagnostics support
+ */
+#include <common.h>
+#include <command.h>
+#include <post.h>
+
+int do_diag (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])
+{
+	unsigned int i;
+
+	if (argc == 1 || strcmp (argv[1], "run") != 0) {
+		/* List test info */
+		if (argc == 1) {
+			puts ("Available hardware tests:\n");
+			post_info (NULL);
+			puts ("Use 'diag [<test1> [<test2> ...]]'"
+					" to get more info.\n");
+			puts ("Use 'diag run [<test1> [<test2> ...]]'"
+					" to run tests.\n");
+		} else {
+			for (i = 1; i < argc; i++) {
+			    if (post_info (argv[i]) != 0)
+				printf ("%s - no such test\n", argv[i]);
+			}
+		}
+	} else {
+		/* Run tests */
+		if (argc == 2) {
+			post_run (NULL, POST_RAM | POST_MANUAL);
+		} else {
+			for (i = 2; i < argc; i++) {
+			    if (post_run (argv[i], POST_RAM | POST_MANUAL) != 0)
+				printf ("%s - unable to execute the test\n",
+					argv[i]);
+			}
+		}
+	}
+
+	return 0;
+}
+/***************************************************/
+
+U_BOOT_CMD(
+	diag,	CONFIG_SYS_MAXARGS,	0,	do_diag,
+	"perform board diagnostics",
+	     "    - print list of available tests\n"
+	"diag [test1 [test2]]\n"
+	"         - print information about specified tests\n"
+	"diag run - run all available tests\n"
+	"diag run [test1 [test2]]\n"
+	"         - run specified tests"
+);