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authorPaul Mackerras <paulus@samba.org>2005-11-04 17:03:39 +1100
committerPaul Mackerras <paulus@samba.org>2005-11-04 17:03:39 +1100
commitc3df69cd854551cf70e9c63aa509c26621084f60 (patch)
tree4d650a6939045e103734d72712877088cf1d3258 /include/asm-ppc
parent292a6c58e9133b57d004d92a846fff326dd31e92 (diff)
parent1970282f3b453b7aac3b192a44705dcb5277fd82 (diff)
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Merge git://oak/home/sfr/kernels/iseries/work
Diffstat (limited to 'include/asm-ppc')
-rw-r--r--include/asm-ppc/tlb.h57
-rw-r--r--include/asm-ppc/tlbflush.h115
2 files changed, 0 insertions, 172 deletions
diff --git a/include/asm-ppc/tlb.h b/include/asm-ppc/tlb.h
deleted file mode 100644
index 2c142c5..0000000
--- a/include/asm-ppc/tlb.h
+++ /dev/null
@@ -1,57 +0,0 @@
-/*
- * TLB shootdown specifics for PPC
- *
- * Copyright (C) 2002 Paul Mackerras, IBM Corp.
- *
- * 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.
- */
-#ifndef _PPC_TLB_H
-#define _PPC_TLB_H
-
-#include <linux/config.h>
-#include <asm/pgtable.h>
-#include <asm/pgalloc.h>
-#include <asm/tlbflush.h>
-#include <asm/page.h>
-#include <asm/mmu.h>
-
-#ifdef CONFIG_PPC_STD_MMU
-/* Classic PPC with hash-table based MMU... */
-
-struct mmu_gather;
-extern void tlb_flush(struct mmu_gather *tlb);
-
-/* Get the generic bits... */
-#include <asm-generic/tlb.h>
-
-/* Nothing needed here in fact... */
-#define tlb_start_vma(tlb, vma) do { } while (0)
-#define tlb_end_vma(tlb, vma) do { } while (0)
-
-extern void flush_hash_entry(struct mm_struct *mm, pte_t *ptep,
- unsigned long address);
-
-static inline void __tlb_remove_tlb_entry(struct mmu_gather *tlb, pte_t *ptep,
- unsigned long address)
-{
- if (pte_val(*ptep) & _PAGE_HASHPTE)
- flush_hash_entry(tlb->mm, ptep, address);
-}
-
-#else
-/* Embedded PPC with software-loaded TLB, very simple... */
-
-#define tlb_start_vma(tlb, vma) do { } while (0)
-#define tlb_end_vma(tlb, vma) do { } while (0)
-#define __tlb_remove_tlb_entry(tlb, pte, address) do { } while (0)
-#define tlb_flush(tlb) flush_tlb_mm((tlb)->mm)
-
-/* Get the generic bits... */
-#include <asm-generic/tlb.h>
-
-#endif /* CONFIG_PPC_STD_MMU */
-
-#endif /* __PPC_TLB_H */
diff --git a/include/asm-ppc/tlbflush.h b/include/asm-ppc/tlbflush.h
deleted file mode 100644
index 9afee4f..0000000
--- a/include/asm-ppc/tlbflush.h
+++ /dev/null
@@ -1,115 +0,0 @@
-/*
- * include/asm-ppc/tlbflush.h
- *
- * 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__
-#ifndef _PPC_TLBFLUSH_H
-#define _PPC_TLBFLUSH_H
-
-#include <linux/config.h>
-#include <linux/mm.h>
-
-extern void _tlbie(unsigned long address);
-extern void _tlbia(void);
-
-#if defined(CONFIG_4xx)
-
-#ifndef CONFIG_44x
-#define __tlbia() asm volatile ("sync; tlbia; isync" : : : "memory")
-#else
-#define __tlbia _tlbia
-#endif
-
-static inline void flush_tlb_mm(struct mm_struct *mm)
- { __tlbia(); }
-static inline void flush_tlb_page(struct vm_area_struct *vma,
- unsigned long vmaddr)
- { _tlbie(vmaddr); }
-static inline void flush_tlb_page_nohash(struct vm_area_struct *vma,
- unsigned long vmaddr)
- { _tlbie(vmaddr); }
-static inline void flush_tlb_range(struct vm_area_struct *vma,
- unsigned long start, unsigned long end)
- { __tlbia(); }
-static inline void flush_tlb_kernel_range(unsigned long start,
- unsigned long end)
- { __tlbia(); }
-
-#elif defined(CONFIG_FSL_BOOKE)
-
-/* TODO: determine if flush_tlb_range & flush_tlb_kernel_range
- * are best implemented as tlbia vs specific tlbie's */
-
-#define __tlbia() _tlbia()
-
-static inline void flush_tlb_mm(struct mm_struct *mm)
- { __tlbia(); }
-static inline void flush_tlb_page(struct vm_area_struct *vma,
- unsigned long vmaddr)
- { _tlbie(vmaddr); }
-static inline void flush_tlb_page_nohash(struct vm_area_struct *vma,
- unsigned long vmaddr)
- { _tlbie(vmaddr); }
-static inline void flush_tlb_range(struct vm_area_struct *vma,
- unsigned long start, unsigned long end)
- { __tlbia(); }
-static inline void flush_tlb_kernel_range(unsigned long start,
- unsigned long end)
- { __tlbia(); }
-
-#elif defined(CONFIG_8xx)
-#define __tlbia() asm volatile ("tlbia; sync" : : : "memory")
-
-static inline void flush_tlb_mm(struct mm_struct *mm)
- { __tlbia(); }
-static inline void flush_tlb_page(struct vm_area_struct *vma,
- unsigned long vmaddr)
- { _tlbie(vmaddr); }
-static inline void flush_tlb_page_nohash(struct vm_area_struct *vma,
- unsigned long vmaddr)
- { _tlbie(vmaddr); }
-static inline void flush_tlb_range(struct vm_area_struct *vma,
- unsigned long start, unsigned long end)
- { __tlbia(); }
-static inline void flush_tlb_kernel_range(unsigned long start,
- unsigned long end)
- { __tlbia(); }
-
-#else /* 6xx, 7xx, 7xxx cpus */
-struct mm_struct;
-struct vm_area_struct;
-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);
-#endif
-
-/*
- * This is called in munmap when we have freed up some page-table
- * pages. We don't need to do anything here, there's nothing special
- * about our page-table pages. -- paulus
- */
-static inline void flush_tlb_pgtables(struct mm_struct *mm,
- unsigned long start, unsigned long end)
-{
-}
-
-/*
- * This gets called at the end of handling a page fault, when
- * the kernel has put a new PTE into the page table for the process.
- * We use it to ensure coherency between the i-cache and d-cache
- * for the page which has just been mapped in.
- * On machines which use an MMU hash table, we use this to put a
- * corresponding HPTE into the hash table ahead of time, instead of
- * waiting for the inevitable extra hash-table miss exception.
- */
-extern void update_mmu_cache(struct vm_area_struct *, unsigned long, pte_t);
-
-#endif /* _PPC_TLBFLUSH_H */
-#endif /*__KERNEL__ */