svn commit: r265070 - stable/10/sys/boot/uboot/common
Ian Lepore
ian at FreeBSD.org
Tue Apr 29 00:38:47 UTC 2014
Author: ian
Date: Tue Apr 29 00:38:46 2014
New Revision: 265070
URL: http://svnweb.freebsd.org/changeset/base/265070
Log:
MFC r262666: exit with code 0xbadab1 if the u-boot API support is missing.
Modified:
stable/10/sys/boot/uboot/common/main.c
Modified: stable/10/sys/boot/uboot/common/main.c
==============================================================================
--- stable/10/sys/boot/uboot/common/main.c Tue Apr 29 00:36:51 2014 (r265069)
+++ stable/10/sys/boot/uboot/common/main.c Tue Apr 29 00:38:46 2014 (r265070)
@@ -124,15 +124,21 @@ main(void)
struct open_file f;
const char * loaderdev;
+ /*
+ * If we can't find the magic signature and related info, exit with a
+ * unique error code that U-Boot reports as "## Application terminated,
+ * rc = 0xnnbadab1". Hopefully 'badab1' looks enough like "bad api" to
+ * provide a clue. It's better than 0xffffffff anyway.
+ */
if (!api_search_sig(&sig))
- return (-1);
+ return (0x01badab1);
syscall_ptr = sig->syscall;
if (syscall_ptr == NULL)
- return (-2);
+ return (0x02badab1);
if (sig->version > API_SIG_VERSION)
- return (-3);
+ return (0x03badab1);
/* Clear BSS sections */
bzero(__sbss_start, __sbss_end - __sbss_start);
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