From 9aa1280a5644a1d05859b862ebc7b60a862e0ef3 Mon Sep 17 00:00:00 2001
From: Bin Meng <bmeng.cn@gmail.com>
Date: Wed, 7 Oct 2015 20:19:19 -0700
Subject: [PATCH] cmd: bootvx: Add asmlinkage to the VxWorks x86 entry

VxWorks on x86 uses stack to pass parameters.

Reported-by: Jian Luo <jian.luo4@boschrexroth.de>
Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Acked-by: Simon Glass <sjg@chromium.org>
---
 common/cmd_elf.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/common/cmd_elf.c b/common/cmd_elf.c
index d6a2036a99..86e694ac69 100644
--- a/common/cmd_elf.c
+++ b/common/cmd_elf.c
@@ -20,6 +20,7 @@
 #include <vxworks.h>
 #ifdef CONFIG_X86
 #include <asm/e820.h>
+#include <linux/linkage.h>
 #endif
 
 /*
@@ -379,7 +380,12 @@ int do_bootvx(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 	printf("## Starting vxWorks at 0x%08lx ...\n", addr);
 
 	dcache_disable();
+#ifdef CONFIG_X86
+	/* VxWorks on x86 uses stack to pass parameters */
+	((asmlinkage void (*)(int))addr)(0);
+#else
 	((void (*)(int))addr)(0);
+#endif
 
 	puts("## vxWorks terminated\n");
 
-- 
2.25.1