target/linux/ubicom32/files/arch/ubicom32/include/asm/timex.h

   1 /*
   2  * arch/ubicom32/include/asm/timex.h
   3  *   Ubicom32 architecture timex specifications.
   4  *
   5  * (C) Copyright 2009, Ubicom, Inc.
   6  *
   7  * This file is part of the Ubicom32 Linux Kernel Port.
   8  *
   9  * The Ubicom32 Linux Kernel Port is free software: you can redistribute
  10  * it and/or modify it under the terms of the GNU General Public License
  11  * as published by the Free Software Foundation, either version 2 of the
  12  * License, or (at your option) any later version.
  13  *
  14  * The Ubicom32 Linux Kernel Port is distributed in the hope that it
  15  * will be useful, but WITHOUT ANY WARRANTY; without even the implied
  16  * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See
  17  * the GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with the Ubicom32 Linux Kernel Port.  If not,
  21  * see <http://www.gnu.org/licenses/>.
  22  *
  23  * Ubicom32 implementation derived from (with many thanks):
  24  *   arch/m68knommu
  25  *   arch/blackfin
  26  *   arch/parisc
  27  */
  28 #ifndef _ASM_UBICOM32_TIMEX_H
  29 #define _ASM_UBICOM32_TIMEX_H
  30
  31 #define CLOCK_TICK_RATE 266000000
  32
  33 // #define ARCH_HAS_READ_CURRENT_TIMER
  34
  35 typedef unsigned long cycles_t;
  36
  37 static inline cycles_t get_cycles(void)
  38 {
  39         return 0;
  40 }
  41
  42 extern int timer_alloc(void);
  43 extern void timer_set(int timervector, unsigned int cycles);
  44 extern int timer_reset(int timervector, unsigned int cycles);
  45 extern void timer_tick_init(void);
  46 extern void timer_device_init(void);
  47
  48 #if defined(CONFIG_GENERIC_CLOCKEVENTS_BROADCAST)
  49 extern void local_timer_interrupt(void);
  50 #endif
  51
  52 #if defined(CONFIG_LOCAL_TIMERS) || defined(CONFIG_GENERIC_CLOCKEVENTS_BROADCAST)
  53 extern int local_timer_setup(unsigned int cpu);
  54 #endif
  55
  56 #endif /* _ASM_UBICOM32_TIMEX_H */