[PATCH v1 1/2] mem_test: Support to save mtest result in environment

[DelphineCCChiu]

Set mtest_result in environment after doing mtest in u-boot so that user
can check the result in user space.

Signed-off-by: DelphineCCChiu <delphine_cc_chiu at wiwynn.com>
---
 cmd/mem.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/cmd/mem.c b/cmd/mem.c
index 392ed1756b..bb6a3d2e60 100644
--- a/cmd/mem.c
+++ b/cmd/mem.c
@@ -21,6 +21,7 @@
 #include <watchdog.h>
 #include <asm/io.h>
 #include <linux/compiler.h>
+#include <environment.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 
@@ -943,6 +944,13 @@ static int do_mem_mtest(cmd_tbl_t *cmdtp, int flag, int argc,
 		ret = errs != 0;
 	}
 
+	if (errs == 0)
+		env_set("memtest_result", "pass");
+	else
+		env_set("memtest_result", "fail");
+
+	env_save();
+
 	return ret;
 }
 #endif	/* CONFIG_CMD_MEMTEST */
-- 
2.25.1