diff options
Diffstat (limited to 'kernel/drivers/staging/vt6655/tmacro.h')
-rw-r--r-- | kernel/drivers/staging/vt6655/tmacro.h | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/kernel/drivers/staging/vt6655/tmacro.h b/kernel/drivers/staging/vt6655/tmacro.h new file mode 100644 index 000000000..597efefc0 --- /dev/null +++ b/kernel/drivers/staging/vt6655/tmacro.h @@ -0,0 +1,58 @@ +/* + * Copyright (c) 1996, 2003 VIA Networking Technologies, Inc. + * All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + * + * File: tmacro.h + * + * Purpose: define basic common types and macros + * + * Author: Tevin Chen + * + * Date: May 21, 1996 + * + */ + +#ifndef __TMACRO_H__ +#define __TMACRO_H__ + +/****** Common helper macros ***********************************************/ + +#if !defined(LOBYTE) +#define LOBYTE(w) ((unsigned char)(w)) +#endif +#if !defined(HIBYTE) +#define HIBYTE(w) ((unsigned char)(((unsigned short)(w) >> 8) & 0xFF)) +#endif + +#if !defined(LOWORD) +#define LOWORD(d) ((unsigned short)(d)) +#endif +#if !defined(HIWORD) +#define HIWORD(d) ((unsigned short)((((unsigned long)(d)) >> 16) & 0xFFFF)) +#endif + +#define LODWORD(q) ((q).u.dwLowDword) +#define HIDWORD(q) ((q).u.dwHighDword) + +#if !defined(MAKEWORD) +#define MAKEWORD(lb, hb) ((unsigned short)(((unsigned char)(lb)) | (((unsigned short)((unsigned char)(hb))) << 8))) +#endif +#if !defined(MAKEDWORD) +#define MAKEDWORD(lw, hw) ((unsigned long)(((unsigned short)(lw)) | (((unsigned long)((unsigned short)(hw))) << 16))) +#endif + +#endif /* __TMACRO_H__ */ |