POST: add progress API

Add POST progress API implemented as weak calls before and after
each call to the POST test callback in the post_run_single routine
of the post.c file.

Signed-off-by: Michael Zaidman <michael.zaidman@gmail.com>
Acked-by: Detlev Zundel <dzu@denx.de>

include/post.h

@@ -53,6 +53,11 @@
 
 #define POST_FAIL_SAVE		0x80
 
+#define POST_BEFORE		1
+#define POST_AFTER		0
+#define POST_PASSED		1
+#define POST_FAILED		0
+
 #ifndef	__ASSEMBLY__
 
 struct post_test {

post/post.c

@@ -231,6 +231,12 @@ static void post_get_flags (int *test_flags)
 	}
 }
 
+void __show_post_progress (unsigned int test_num, int before, int result)
+{
+}
+void show_post_progress (unsigned int, int, int)
+			__attribute__((weak, alias("__show_post_progress")));
+
 static int post_run_single (struct post_test *test,
 				int test_flags, int flags, unsigned int i)
 {
@@ -251,10 +257,15 @@ static int post_run_single (struct post_test *test,
 				post_log ("POST %s ", test->cmd);
 		}
 
+		show_post_progress(i, POST_BEFORE, POST_FAILED);
+
 		if (test_flags & POST_PREREL) {
-			if ((*test->test) (flags) == 0)
+			if ((*test->test) (flags) == 0) {
 				post_log_mark_succ ( test->testid );
+				show_post_progress(i, POST_AFTER, POST_PASSED);
+			}
 			else {
+				show_post_progress(i, POST_AFTER, POST_FAILED);
 				if (test_flags & POST_CRITICAL)
 					gd->flags |= GD_FLG_POSTFAIL;
 				if (test_flags & POST_STOP)
@@ -264,6 +275,7 @@ static int post_run_single (struct post_test *test,
 		if ((*test->test) (flags) != 0) {
 			post_log ("FAILED\n");
 			show_boot_progress (-32);
+			show_post_progress(i, POST_AFTER, POST_FAILED);
 			if (test_flags & POST_CRITICAL)
 				gd->flags |= GD_FLG_POSTFAIL;
 			if (test_flags & POST_STOP)
@@ -271,6 +283,7 @@ static int post_run_single (struct post_test *test,
 		}
 		else
 			post_log ("PASSED\n");
+			show_post_progress(i, POST_AFTER, POST_PASSED);
 		}
 
 		if ((test_flags & POST_REBOOT) && !(flags & POST_MANUAL)) {