diff options
Diffstat (limited to 'c/src/lib/libchip/rtc/m48t08_reg.c')
-rw-r--r-- | c/src/lib/libchip/rtc/m48t08_reg.c | 61 |
1 files changed, 0 insertions, 61 deletions
diff --git a/c/src/lib/libchip/rtc/m48t08_reg.c b/c/src/lib/libchip/rtc/m48t08_reg.c deleted file mode 100644 index abb37c628c..0000000000 --- a/c/src/lib/libchip/rtc/m48t08_reg.c +++ /dev/null @@ -1,61 +0,0 @@ -/* - * This file contains a typical set of register access routines which may be - * used with the m48t08 chip if accesses to the chip are as follows: - * - * + registers are accessed as bytes - * + registers are only byte-aligned (no address gaps) - * - * COPYRIGHT (c) 1989-1997. - * On-Line Applications Research Corporation (OAR). - * Copyright assigned to U.S. Government, 1994. - * - * The license and distribution terms for this file may be - * found in the file LICENSE in this distribution or at - * http://www.OARcorp.com/rtems/license.html. - * - * $Id$ - */ - -#include <rtems.h> - -#ifndef _M48T08_MULTIPLIER -#define _M48T08_MULTIPLIER 1 -#define _M48T08_NAME(_X) _X -#define _M48T08_TYPE unsigned8 -#endif - -#define CALCULATE_REGISTER_ADDRESS( _base, _reg ) \ - (_M48T08_TYPE *)((_base) + ((_reg) * _M48T08_MULTIPLIER )) - -/* - * M48T08 Get Register Routine - */ - -unsigned32 _M48T08_NAME(m48t08_get_register)( - unsigned32 ulCtrlPort, - unsigned8 ucRegNum -) -{ - _M48T08_TYPE *port; - - port = CALCULATE_REGISTER_ADDRESS( ulCtrlPort, ucRegNum ); - - return *port; -} - -/* - * M48T08 Set Register Routine - */ - -void _M48T08_NAME(m48t08_set_register)( - unsigned32 ulCtrlPort, - unsigned8 ucRegNum, - unsigned32 ucData -) -{ - _M48T08_TYPE *port; - - port = CALCULATE_REGISTER_ADDRESS( ulCtrlPort, ucRegNum ); - - *port = ucData; -} |