include/asm-sh/smp.h

   1 /*
   2  * include/asm-sh/smp.h
   3  *
   4  * Copyright (C) 2002, 2003  Paul Mundt
   5  *
   6  * This file is subject to the terms and conditions of the GNU General Public
   7  * License.  See the file "COPYING" in the main directory of this archive for
   8  * more details.
   9  */
  10 #ifndef __ASM_SH_SMP_H
  11 #define __ASM_SH_SMP_H
  12
  13 #include <linux/bitops.h>
  14 #include <linux/cpumask.h>
  15
  16 #ifdef CONFIG_SMP
  17
  18 #include <linux/spinlock.h>
  19 #include <asm/atomic.h>
  20 #include <asm/current.h>
  21
  22 #define raw_smp_processor_id()  (current_thread_info()->cpu)
  23
  24 /* I've no idea what the real meaning of this is */
  25 #define PROC_CHANGE_PENALTY     20
  26
  27 #define NO_PROC_ID      (-1)
  28
  29 struct smp_fn_call_struct {
  30         spinlock_t lock;
  31         atomic_t   finished;
  32         void (*fn)(void *);
  33         void *data;
  34 };
  35
  36 extern struct smp_fn_call_struct smp_fn_call;
  37
  38 #define SMP_MSG_RESCHEDULE      0x0001
  39
  40 #endif /* CONFIG_SMP */
  41
  42 #define hard_smp_processor_id() (0)
  43
  44 #endif /* __ASM_SH_SMP_H */