From 2cea1e6b9aa20af4040e87e88f9d4d2017cc2233 Mon Sep 17 00:00:00 2001
From: wbx <wbx@3c298f89-4303-0410-b956-a3cf2f4a3e73>
Date: Wed, 16 Mar 2005 13:50:00 +0000
Subject: add all source code from linksys/broadcom which is free, to cvs for
 better maintainence inside openwrt. this gives us the ability to better
 support different hardware models, without changing any external tar-balls.
 only et.o and wl.o is missing and is fetched from my webserver.

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@379 3c298f89-4303-0410-b956-a3cf2f4a3e73
---
 .../linux/kernel-source/include/bcmendian.h        | 127 +++++++++++++++++++++
 1 file changed, 127 insertions(+)
 create mode 100644 openwrt/package/linux/kernel-source/include/bcmendian.h

(limited to 'openwrt/package/linux/kernel-source/include/bcmendian.h')

diff --git a/openwrt/package/linux/kernel-source/include/bcmendian.h b/openwrt/package/linux/kernel-source/include/bcmendian.h
new file mode 100644
index 000000000..6a2ed90f6
--- /dev/null
+++ b/openwrt/package/linux/kernel-source/include/bcmendian.h
@@ -0,0 +1,127 @@
+/*
+ * local version of endian.h - byte order defines
+ *
+ * Copyright 2004, Broadcom Corporation   
+ * All Rights Reserved.   
+ *    
+ * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY   
+ * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM   
+ * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS   
+ * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE.   
+ *
+ *  $Id$
+*/
+
+#ifndef _BCMENDIAN_H_
+#define _BCMENDIAN_H_
+
+#include <typedefs.h>
+
+/* Byte swap a 16 bit value */
+#define BCMSWAP16(val) \
+	((uint16)( \
+		(((uint16)(val) & (uint16)0x00ffU) << 8) | \
+		(((uint16)(val) & (uint16)0xff00U) >> 8) ))
+	
+/* Byte swap a 32 bit value */
+#define BCMSWAP32(val) \
+	((uint32)( \
+		(((uint32)(val) & (uint32)0x000000ffUL) << 24) | \
+		(((uint32)(val) & (uint32)0x0000ff00UL) <<  8) | \
+		(((uint32)(val) & (uint32)0x00ff0000UL) >>  8) | \
+		(((uint32)(val) & (uint32)0xff000000UL) >> 24) ))
+
+static INLINE uint16
+bcmswap16(uint16 val)
+{
+	return BCMSWAP16(val);
+}
+
+static INLINE uint32
+bcmswap32(uint32 val)
+{
+	return BCMSWAP32(val);
+}
+
+/* buf	- start of buffer of shorts to swap */
+/* len  - byte length of buffer */
+static INLINE void
+bcmswap16_buf(uint16 *buf, uint len)
+{
+	len = len/2;
+
+	while(len--){
+		*buf = bcmswap16(*buf);
+		buf++;
+	}
+}
+
+#ifndef hton16
+#ifndef IL_BIGENDIAN
+#define HTON16(i) BCMSWAP16(i)
+#define	hton16(i) bcmswap16(i)
+#define	hton32(i) bcmswap32(i)
+#define	ntoh16(i) bcmswap16(i)
+#define	ntoh32(i) bcmswap32(i)
+#define ltoh16(i) (i)
+#define ltoh32(i) (i)
+#define htol16(i) (i)
+#define htol32(i) (i)
+#else
+#define HTON16(i) (i)
+#define	hton16(i) (i)
+#define	hton32(i) (i)
+#define	ntoh16(i) (i)
+#define	ntoh32(i) (i)
+#define	ltoh16(i) bcmswap16(i)
+#define	ltoh32(i) bcmswap32(i)
+#define htol16(i) bcmswap16(i)
+#define htol32(i) bcmswap32(i)
+#endif
+#endif
+
+#ifndef IL_BIGENDIAN
+#define ltoh16_buf(buf, i)
+#define htol16_buf(buf, i)
+#else
+#define ltoh16_buf(buf, i) bcmswap16_buf((uint16*)buf, i)
+#define htol16_buf(buf, i) bcmswap16_buf((uint16*)buf, i)
+#endif
+
+/*
+* load 16-bit value from unaligned little endian byte array.
+*/
+static INLINE uint16
+ltoh16_ua(uint8 *bytes)
+{
+	return (bytes[1]<<8)+bytes[0];
+}
+
+/*
+* load 32-bit value from unaligned little endian byte array.
+*/
+static INLINE uint32
+ltoh32_ua(uint8 *bytes)
+{
+	return (bytes[3]<<24)+(bytes[2]<<16)+(bytes[1]<<8)+bytes[0];
+}
+
+/*
+* load 16-bit value from unaligned big(network) endian byte array.
+*/
+static INLINE uint16
+ntoh16_ua(uint8 *bytes)
+{
+	return (bytes[0]<<8)+bytes[1];
+}
+
+/*
+* load 32-bit value from unaligned big(network) endian byte array.
+*/
+static INLINE uint32
+ntoh32_ua(uint8 *bytes)
+{
+	return (bytes[0]<<24)+(bytes[1]<<16)+(bytes[2]<<8)+bytes[3];
+}
+
+#endif /* _BCMENDIAN_H_ */
-- 
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