From 999f86b92b8efe89976e8196a19350a9822e0ca7 Mon Sep 17 00:00:00 2001
From: drath <drath@b42882b7-edfa-0310-969c-e2dbd0fdcd60>
Date: Thu, 12 Apr 2007 13:27:23 +0000
Subject: - correctly mask out bits that aren't part of a copied buffer - fixed
 arm926ej-s CP15 register access handling - correctly identify SYSCLK source
 in LPC3180 NAND flash controller driver

git-svn-id: svn://svn.berlios.de/openocd/trunk@139 b42882b7-edfa-0310-969c-e2dbd0fdcd60
---
 src/helper/binarybuffer.c | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'src/helper/binarybuffer.c')

diff --git a/src/helper/binarybuffer.c b/src/helper/binarybuffer.c
index 7d41dc73..acc8237e 100644
--- a/src/helper/binarybuffer.c
+++ b/src/helper/binarybuffer.c
@@ -101,6 +101,12 @@ u8* buf_cpy(u8 *from, u8 *to, int size)
 
 	for (i = 0; i < num_bytes; i++)
 		to[i] = from[i];
+	
+	/* mask out bits that don't belong to the buffer */	
+	if (size % 8)
+	{
+		to[size / 8] &= (0xff >> (8 - (size % 8)));
+	}
 
 	return to;
 }
-- 
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