include/asm-arm/cpu-single.h

   1 /*
   2  *  linux/include/asm-arm/cpu-single.h
   3  *
   4  *  Copyright (C) 2000 Russell King
   5  *  Modified by Hyok S. Choi, 2004
   6  *
   7  * This program is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License version 2 as
   9  * published by the Free Software Foundation.
  10  */
  11 /*
  12  * Single CPU
  13  */
  14 #ifdef __STDC__
  15 #define __catify_fn(name,x)     name##x
  16 #else
  17 #define __catify_fn(name,x)     name/**/x
  18 #endif
  19 #define __cpu_fn(name,x)        __catify_fn(name,x)
  20
  21 /*
  22  * If we are supporting multiple CPUs, then we must use a table of
  23  * function pointers for this lot.  Otherwise, we can optimise the
  24  * table away.
  25  */
  26 #define cpu_proc_init                   __cpu_fn(CPU_NAME,_proc_init)
  27 #define cpu_proc_fin                    __cpu_fn(CPU_NAME,_proc_fin)
  28 #define cpu_reset                       __cpu_fn(CPU_NAME,_reset)
  29 #define cpu_do_idle                     __cpu_fn(CPU_NAME,_do_idle)
  30 #define cpu_dcache_clean_area           __cpu_fn(CPU_NAME,_dcache_clean_area)
  31 #define cpu_do_switch_mm                __cpu_fn(CPU_NAME,_switch_mm)
  32 #ifdef CONFIG_MMU
  33 #define cpu_set_pte                     __cpu_fn(CPU_NAME,_set_pte)
  34 #endif
  35
  36 #include <asm/page.h>
  37
  38 struct mm_struct;
  39
  40 /* declare all the functions as extern */
  41 extern void cpu_proc_init(void);
  42 extern void cpu_proc_fin(void);
  43 extern int cpu_do_idle(void);
  44 extern void cpu_dcache_clean_area(void *, int);
  45 extern void cpu_do_switch_mm(unsigned long pgd_phys, struct mm_struct *mm);
  46 #ifdef CONFIG_MMU
  47 extern void cpu_set_pte(pte_t *ptep, pte_t pte);
  48 #endif
  49 extern void cpu_reset(unsigned long addr) __attribute__((noreturn));