From b01c2b8a5a9f6c224597c76abb22cb77337adf99 Mon Sep 17 00:00:00 2001
From: Meco Man <920369182@qq.com>
Date: Wed, 6 Jul 2022 12:07:17 -0400
Subject: [PATCH] [msh] add available memory information for free cmd

---
 components/finsh/msh.c | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/components/finsh/msh.c b/components/finsh/msh.c
index 7bf0a90f53..22e2cf5389 100644
--- a/components/finsh/msh.c
+++ b/components/finsh/msh.c
@@ -80,9 +80,10 @@ int cmd_free(int argc, char **argv)
     rt_size_t total = 0, used = 0, max_used = 0;
 
     rt_memory_info(&total, &used, &max_used);
-    rt_kprintf("total   : %d\n", total);
-    rt_kprintf("used    : %d\n", used);
-    rt_kprintf("maximum : %d\n", max_used);
+    rt_kprintf("total    : %d\n", total);
+    rt_kprintf("used     : %d\n", used);
+    rt_kprintf("maximum  : %d\n", max_used);
+    rt_kprintf("available: %d\n", total - used);
 #endif
     return 0;
 }
-- 
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