projects / deliverable / linux.git / blame
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|---|---|---|
| 92b96797 FB |
1 | /* |
| 2 | * Copyright (c) 1996, 2003 VIA Networking Technologies, Inc. | |
| 3 | * All rights reserved. | |
| 4 | * | |
| 5 | * This program is free software; you can redistribute it and/or modify | |
| 6 | * it under the terms of the GNU General Public License as published by | |
| 7 | * the Free Software Foundation; either version 2 of the License, or | |
| 8 | * (at your option) any later version. | |
| 9 | * | |
| 10 | * This program is distributed in the hope that it will be useful, | |
| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 13 | * GNU General Public License for more details. | |
| 14 | * | |
| 15 | * You should have received a copy of the GNU General Public License along | |
| 16 | * with this program; if not, write to the Free Software Foundation, Inc., | |
| 17 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. | |
| 18 | * | |
| 19 | * File: tmacro.h | |
| 20 | * | |
| 21 | * Purpose: define basic common types and macros | |
| 22 | * | |
| 23 | * Author: Tevin Chen | |
| 24 | * | |
| 25 | * Date: May 21, 1996 | |
| 26 | * | |
| 27 | */ | |
| 28 | ||
| 92b96797 FB |
29 | #ifndef __TMACRO_H__ |
| 30 | #define __TMACRO_H__ | |
| 31 | ||
| 92b96797 FB |
32 | /****** Common helper macros ***********************************************/ |
| 33 | ||
| 92b96797 | 34 | #if !defined(LOBYTE) |
| b902fbfe | 35 | #define LOBYTE(w) ((u8)(w)) |
| 92b96797 FB |
36 | #endif |
| 37 | #if !defined(HIBYTE) | |
| 3eaca0d2 | 38 | #define HIBYTE(w) ((u8)(((u16)(w) >> 8) & 0xFF)) |
| 92b96797 FB |
39 | #endif |
| 40 | ||
| 41 | #if !defined(LOWORD) | |
| 3eaca0d2 | 42 | #define LOWORD(d) ((u16)(d)) |
| 92b96797 FB |
43 | #endif |
| 44 | #if !defined(HIWORD) | |
| 52a7e64b | 45 | #define HIWORD(d) ((u16)((((u32)(d)) >> 16) & 0xFFFF)) |
| 92b96797 FB |
46 | #endif |
| 47 | ||
| 92b96797 | 48 | #if !defined(MAKEWORD) |
| 3eaca0d2 | 49 | #define MAKEWORD(lb, hb) ((u16)(((u8)(lb)) | (((u16)((u8)(hb))) << 8))) |
| 92b96797 | 50 | #endif |
| 92b96797 | 51 | |
| e7b07d1d | 52 | #endif /* __TMACRO_H__ */ |