misc2.h

Vitesse 24port gigabit Switch Source Code

/*

    Copyright (c) 2002-2005 Vitesse Semiconductor Corporation "Vitesse".  
    All Rights Reserved.  Unpublished rights reserved under the copyright laws
    of the United States of America, other countries and international treaties.
    The software is provided without a fee. Permission to use, copy, store and 
    modify, the software and its source code is granted. Permission to integrate
    into other products, disclose, transmit and distribute the software in an
    absolute machine readable format (e.g. HEX file) is also granted. 

    The source code of the software may not be disclosed, transmitted or
    distributed without the written permission of Vitesse. The software and its
    source code may only be used in products utilizing a Vitesse VSC73xx product.
 
    This copyright notice must appear in any copy, modification, disclosure,
    transmission or distribution of the software. Vitesse retains all ownership,
    copyright, trade secret and proprietary rights in the software.  

    THIS SOFTWARE HAS BEEN PROVIDED "AS IS," WITHOUT EXPRESS OR IMPLIED WARRANTY
    INCLUDING, WITHOUT LIMITATION, IMPLIED WARRANTIES OF MERCHANTABILITY,
    FITNESS FOR A PARTICULAR USE AND NON-INFRINGEMENT.

*/
#ifndef __MISC2_H__
#define __MISC2_H__

ulong  ushorts2ulong (ushort lsw, ushort msw) small;
ushort high_w (ulong ul) small;
ulong  bit_mask_32 (uchar bit_no) small;
ushort bit_mask_16 (uchar bit_no) small;
uchar  bit_mask_8 (uchar bit_no) small;

void write_bit_8 (uchar bit_no, uchar value, uchar *dst_ptr) small;
void write_bit_16 (uchar bit_no, uchar value, ushort *dst_ptr) small;
void write_bit_32 (uchar bit_no, uchar value, ulong *dst_ptr) small;

bit test_bit_8 (uchar bit_no, uchar *src_ptr) small;
bit test_bit_16 (uchar bit_no, ushort *src_ptr) small;
bit test_bit_32 (uchar bit_no, ulong *src_ptr) small;

#endif