| #ifndef _ASM_POWERPC_TLBFLUSH_H | |
| #define _ASM_POWERPC_TLBFLUSH_H | |
| /* | |
| * TLB flushing: | |
| * | |
| * - flush_tlb_mm(mm) flushes the specified mm context TLB's | |
| * - flush_tlb_page(vma, vmaddr) flushes one page | |
| * - local_flush_tlb_mm(mm, full) flushes the specified mm context on | |
| * the local processor | |
| * - local_flush_tlb_page(vma, vmaddr) flushes one page on the local processor | |
| * - flush_tlb_page_nohash(vma, vmaddr) flushes one page if SW loaded TLB | |
| * - flush_tlb_range(vma, start, end) flushes a range of pages | |
| * - flush_tlb_kernel_range(start, end) flushes a range of kernel pages | |
| * | |
| * This program is free software; you can redistribute it and/or | |
| * modify it under the terms of the GNU General Public License | |
| * as published by the Free Software Foundation; either version | |
| * 2 of the License, or (at your option) any later version. | |
| */ | |
| #ifdef __KERNEL__ | |
| #ifdef CONFIG_PPC_MMU_NOHASH | |
| /* | |
| * TLB flushing for software loaded TLB chips | |
| * | |
| * TODO: (CONFIG_FSL_BOOKE) determine if flush_tlb_range & | |
| * flush_tlb_kernel_range are best implemented as tlbia vs | |
| * specific tlbie's | |
| */ | |
| struct vm_area_struct; | |
| struct mm_struct; | |
| #define MMU_NO_CONTEXT ((unsigned int)-1) | |
| extern void flush_tlb_range(struct vm_area_struct *vma, unsigned long start, | |
| unsigned long end); | |
| extern void flush_tlb_kernel_range(unsigned long start, unsigned long end); | |
| extern void local_flush_tlb_mm(struct mm_struct *mm); | |
| extern void local_flush_tlb_page(struct vm_area_struct *vma, unsigned long vmaddr); | |
| extern void __local_flush_tlb_page(struct mm_struct *mm, unsigned long vmaddr, | |
| int tsize, int ind); | |
| #ifdef CONFIG_SMP | |
| extern void flush_tlb_mm(struct mm_struct *mm); | |
| extern void flush_tlb_page(struct vm_area_struct *vma, unsigned long vmaddr); | |
| extern void __flush_tlb_page(struct mm_struct *mm, unsigned long vmaddr, | |
| int tsize, int ind); | |
| #else | |
| #define flush_tlb_mm(mm) local_flush_tlb_mm(mm) | |
| #define flush_tlb_page(vma,addr) local_flush_tlb_page(vma,addr) | |
| #define __flush_tlb_page(mm,addr,p,i) __local_flush_tlb_page(mm,addr,p,i) | |
| #endif | |
| #elif defined(CONFIG_PPC_STD_MMU_32) | |
| #define MMU_NO_CONTEXT (0) | |
| /* | |
| * TLB flushing for "classic" hash-MMU 32-bit CPUs, 6xx, 7xx, 7xxx | |
| */ | |
| extern void flush_tlb_mm(struct mm_struct *mm); | |
| extern void flush_tlb_page(struct vm_area_struct *vma, unsigned long vmaddr); | |
| extern void flush_tlb_page_nohash(struct vm_area_struct *vma, unsigned long addr); | |
| extern void flush_tlb_range(struct vm_area_struct *vma, unsigned long start, | |
| unsigned long end); | |
| extern void flush_tlb_kernel_range(unsigned long start, unsigned long end); | |
| static inline void local_flush_tlb_page(struct vm_area_struct *vma, | |
| unsigned long vmaddr) | |
| { | |
| flush_tlb_page(vma, vmaddr); | |
| } | |
| static inline void local_flush_tlb_mm(struct mm_struct *mm) | |
| { | |
| flush_tlb_mm(mm); | |
| } | |
| #elif defined(CONFIG_PPC_STD_MMU_64) | |
| #include <asm/book3s/64/tlbflush.h> | |
| #else | |
| #error Unsupported MMU type | |
| #endif | |
| #endif /*__KERNEL__ */ | |
| #endif /* _ASM_POWERPC_TLBFLUSH_H */ |