arch/mips/lib/rtc-no.c

   1 /*
   2  * This file is subject to the terms and conditions of the GNU General Public
   3  * License.  See the file "COPYING" in the main directory of this archive
   4  * for more details.
   5  *
   6  * Stub RTC routines to keep Linux from crashing on machine which don't
   7  * have a RTC chip.
   8  *
   9  * Copyright (C) 1998, 2001, 2003 by Ralf Baechle
  10  */
  11 #include <linux/kernel.h>
  12 #include <linux/mc146818rtc.h>
  13
  14 static unsigned int shouldnt_happen(void)
  15 {
  16         static int called;
  17
  18         if (called) {
  19                 called = 1;
  20                 printk(KERN_DEBUG "RTC functions called - shouldn't happen\n");
  21         }
  22
  23         return 0;
  24 }
  25
  26 struct rtc_ops no_rtc_ops = {
  27         .rtc_read_data  = (void *) &shouldnt_happen,
  28         .rtc_write_data = (void *) &shouldnt_happen,
  29         .rtc_bcd_mode   = (void *) &shouldnt_happen
  30 };