include/asm-arm/cpu-single.h

   1 /*
   2  * Single CPU
   3  */
   4 #ifdef __STDC__
   5 #define __cpu_fn(name,x)        cpu_##name##x
   6 #else
   7 #define __cpu_fn(name,x)        cpu_/**/name/**/x
   8 #endif
   9 #define cpu_fn(name,x)          __cpu_fn(name,x)
  10
  11 /*
  12  * If we are supporting multiple CPUs, then
  13  * we must use a table of function pointers
  14  * for this lot.  Otherwise, we can optimise
  15  * the table away.
  16  */
  17 #define cpu_data_abort                  cpu_fn(CPU_NAME,_data_abort)
  18 #define cpu_check_bugs                  cpu_fn(CPU_NAME,_check_bugs)
  19 #define cpu_proc_init                   cpu_fn(CPU_NAME,_proc_init)
  20 #define cpu_proc_fin                    cpu_fn(CPU_NAME,_proc_fin)
  21 #define cpu_do_idle                     cpu_fn(CPU_NAME,_do_idle)
  22
  23 #define cpu_flush_cache_all             cpu_fn(CPU_NAME,_flush_cache_all)
  24 #define cpu_flush_cache_area            cpu_fn(CPU_NAME,_flush_cache_area)
  25 #define cpu_flush_cache_entry           cpu_fn(CPU_NAME,_flush_cache_entry)
  26 #define cpu_clean_cache_area            cpu_fn(CPU_NAME,_clean_cache_area)
  27 #define cpu_flush_ram_page              cpu_fn(CPU_NAME,_flush_ram_page)
  28 #define cpu_flush_tlb_all               cpu_fn(CPU_NAME,_flush_tlb_all)
  29 #define cpu_flush_tlb_area              cpu_fn(CPU_NAME,_flush_tlb_area)
  30 #define cpu_flush_tlb_page              cpu_fn(CPU_NAME,_flush_tlb_page)
  31 #define cpu_set_pgd                     cpu_fn(CPU_NAME,_set_pgd)
  32 #define cpu_set_pmd                     cpu_fn(CPU_NAME,_set_pmd)
  33 #define cpu_set_pte                     cpu_fn(CPU_NAME,_set_pte)
  34 #define cpu_reset                       cpu_fn(CPU_NAME,_reset)
  35 #define cpu_flush_icache_area           cpu_fn(CPU_NAME,_flush_icache_area)
  36 #define cpu_cache_wback_area            cpu_fn(CPU_NAME,_cache_wback_area)
  37 #define cpu_cache_purge_area            cpu_fn(CPU_NAME,_cache_purge_area)
  38 #define cpu_flush_icache_page           cpu_fn(CPU_NAME,_flush_icache_page)
  39
  40 #ifndef __ASSEMBLY__
  41
  42 #include <asm/page.h>
  43
  44 /* forward declare task_struct */
  45 struct task_struct;
  46
  47 /* declare all the functions as extern */
  48 extern void cpu_data_abort(unsigned long pc);
  49 extern void cpu_check_bugs(void);
  50 extern void cpu_proc_init(void);
  51 extern void cpu_proc_fin(void);
  52 extern int cpu_do_idle(int mode);
  53
  54 extern void cpu_flush_cache_all(void);
  55 extern void cpu_flush_cache_area(unsigned long address, unsigned long end, int flags);
  56 extern void cpu_flush_cache_entry(unsigned long address);
  57 extern void cpu_clean_cache_area(unsigned long start, unsigned long size);
  58 extern void cpu_flush_ram_page(unsigned long page);
  59 extern void cpu_flush_tlb_all(void);
  60 extern void cpu_flush_tlb_area(unsigned long address, unsigned long end, int flags);
  61 extern void cpu_flush_tlb_page(unsigned long address, int flags);
  62 extern void cpu_set_pgd(unsigned long pgd_phys);
  63 extern void cpu_set_pmd(pmd_t *pmdp, pmd_t pmd);
  64 extern void cpu_set_pte(pte_t *ptep, pte_t pte);
  65 extern volatile void cpu_reset(unsigned long addr);
  66 extern void cpu_flush_icache_area(unsigned long start, unsigned long size);
  67 extern void cpu_cache_wback_area(unsigned long start, unsigned long end);
  68 extern void cpu_cache_purge_area(unsigned long start, unsigned long end);
  69 extern void cpu_flush_icache_page(unsigned long virt);
  70
  71 #define cpu_switch_mm(pgd,tsk) cpu_set_pgd(__virt_to_phys((unsigned long)(pgd)))
  72
  73 #endif