macro.h

来自「STi5518 Set-Top-Box DVB-S Loader Source」· C头文件 代码 · 共 38 行

/*******************************************************************************

File name : macro.h

Description : Back end macros

COPYRIGHT (C) STMicroelectronics 2000.

Date               Modification                 				Name
----               ------------                 				----
Jan 2000           Created to manage different chips			FP
*******************************************************************************/

/* Define to prevent recursive inclusion */
#ifndef __BACKEND_MACRO_H
#define __BACKEND_MACRO_H

#include "bereg.h"

/* C++ support */
#ifdef __cplusplus
extern "C" {
#endif

/* ---------------- */
/* Macro definition */
/* ---------------- */
#define REFRESH(RefreshTime,Frequency) {RefreshTime = (U8) (((((U32) Frequency * (U32) 2000) + 0x500) >> 12) & 0x7F);}

/* C++ support */
#ifdef __cplusplus
}
#endif

#endif /* #ifndef __BACKEND_MACRO_H */
/* End of macro.h */