From 27b207fd0a0941b03f27e2a82c0468b1a090c745 Mon Sep 17 00:00:00 2001
From: wdenk <wdenk>
Date: Thu, 24 Jul 2003 23:38:38 +0000
Subject: * Implement new mechanism to export U-Boot's functions to standalone 
  applications: instead of using (PPC-specific) system calls we now   use a
 jump table; please see doc/README.standalone for details

* Patch by Dave Westwood, 24 Jul 2003:
  added support for Unity OS (a proprietary OS)
---
 post/post.c | 25 +++++++++++++++++--------
 1 file changed, 17 insertions(+), 8 deletions(-)

(limited to 'post/post.c')

diff --git a/post/post.c b/post/post.c
index 0474f1f75b..28dd5f79a5 100644
--- a/post/post.c
+++ b/post/post.c
@@ -64,18 +64,27 @@ void post_bootmode_init (void)
 {
 	DECLARE_GLOBAL_DATA_PTR;
 	int bootmode = post_bootmode_get (0);
-
-	if (post_hotkeys_pressed(gd) && !(bootmode & POST_POWERTEST)) {
-		bootmode = POST_SLOWTEST;
+	int newword;
+	
+	if (post_hotkeys_pressed() && !(bootmode & POST_POWERTEST)) {
+		newword = BOOTMODE_MAGIC | POST_SLOWTEST;
 	} else if (bootmode == 0) {
-		bootmode = POST_POWERON;
+		newword = BOOTMODE_MAGIC | POST_POWERON;
 	} else if (bootmode == POST_POWERON || bootmode == POST_SLOWTEST) {
-		bootmode = POST_NORMAL;
+		newword = BOOTMODE_MAGIC | POST_NORMAL;
 	} else {
-		return;
+		/* Use old value */
+		newword = post_word_load () & ~POST_COLDBOOT;
 	}
 
-	post_word_store (BOOTMODE_MAGIC | bootmode);
+	if (bootmode == 0)
+	{
+		/* We are booting after power-on */
+		newword |= POST_COLDBOOT;
+	}
+
+	post_word_store (newword);
+
 	/* Reset activity record */
 	gd->post_log_word = 0;
 }
@@ -89,7 +98,7 @@ int post_bootmode_get (unsigned int *last_test)
 		return 0;
 	}
 
-	bootmode = word & 0xFF;
+	bootmode = word & 0x7F;
 
 	if (last_test && (bootmode & POST_POWERTEST)) {
 		*last_test = (word >> 8) & 0xFF;
-- 
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