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authorwdenk <wdenk>2003-07-24 23:38:38 +0000
committerwdenk <wdenk>2003-07-24 23:38:38 +0000
commit27b207fd0a0941b03f27e2a82c0468b1a090c745 (patch)
tree4d339d7a2a00889f09a876425ce430be57de56e9 /post
parent2535d60277cc295adf75cd5721dcecd840c69a63 (diff)
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* 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)
Diffstat (limited to 'post')
-rw-r--r--post/post.c25
1 files changed, 17 insertions, 8 deletions
diff --git a/post/post.c b/post/post.c
index 0474f1f..28dd5f7 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;