diff options
author | Paul Mackerras <paulus@samba.org> | 2005-10-10 11:52:43 (GMT) |
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committer | Paul Mackerras <paulus@samba.org> | 2005-10-10 11:52:43 (GMT) |
commit | 70d64ceaa1a84d2502405422a4dfd3f87786a347 (patch) | |
tree | 23e38168021988d34b11c6f41cfff82f8095092e /arch/powerpc/mm | |
parent | a432403a89646614252c3bb6dfbe897c8312ab35 (diff) | |
download | linux-fsl-qoriq-70d64ceaa1a84d2502405422a4dfd3f87786a347.tar.xz |
powerpc: Rename files to have consistent _32/_64 suffixes
This doesn't change any code, just renames things so we consistently
have foo_32.c and foo_64.c where we have separate 32- and 64-bit
versions.
Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'arch/powerpc/mm')
-rw-r--r-- | arch/powerpc/mm/Makefile | 8 | ||||
-rw-r--r-- | arch/powerpc/mm/hash_low_32.S (renamed from arch/powerpc/mm/hash_32.S) | 0 | ||||
-rw-r--r-- | arch/powerpc/mm/init_32.c (renamed from arch/powerpc/mm/init.c) | 0 | ||||
-rw-r--r-- | arch/powerpc/mm/init_64.c (renamed from arch/powerpc/mm/init64.c) | 0 | ||||
-rw-r--r-- | arch/powerpc/mm/mem64.c | 259 | ||||
-rw-r--r-- | arch/powerpc/mm/mmu_context_32.c (renamed from arch/powerpc/mm/mmu_context.c) | 0 | ||||
-rw-r--r-- | arch/powerpc/mm/mmu_context_64.c (renamed from arch/powerpc/mm/mmu_context64.c) | 0 | ||||
-rw-r--r-- | arch/powerpc/mm/pgtable_32.c (renamed from arch/powerpc/mm/pgtable.c) | 0 | ||||
-rw-r--r-- | arch/powerpc/mm/pgtable_64.c (renamed from arch/powerpc/mm/pgtable64.c) | 0 | ||||
-rw-r--r-- | arch/powerpc/mm/ppc_mmu_32.c (renamed from arch/powerpc/mm/ppc_mmu.c) | 0 | ||||
-rw-r--r-- | arch/powerpc/mm/tlb_32.c (renamed from arch/powerpc/mm/tlb.c) | 0 |
11 files changed, 4 insertions, 263 deletions
diff --git a/arch/powerpc/mm/Makefile b/arch/powerpc/mm/Makefile index afd3be1..35497de 100644 --- a/arch/powerpc/mm/Makefile +++ b/arch/powerpc/mm/Makefile @@ -3,10 +3,10 @@ # obj-y := fault.o mem.o lmb.o -obj-$(CONFIG_PPC32) += init.o pgtable.o mmu_context.o \ - tlb.o -obj-$(CONFIG_PPC64) += init64.o pgtable64.o mmu_context64.o -obj-$(CONFIG_PPC_STD_MMU_32) += ppc_mmu.o hash_32.o +obj-$(CONFIG_PPC32) += init_32.o pgtable_32.o mmu_context_32.o \ + tlb_32.o +obj-$(CONFIG_PPC64) += init_64.o pgtable_64.o mmu_context_64.o +obj-$(CONFIG_PPC_STD_MMU_32) += ppc_mmu_32.o hash_low_32.o obj-$(CONFIG_40x) += 4xx_mmu.o obj-$(CONFIG_44x) += 44x_mmu.o obj-$(CONFIG_FSL_BOOKE) += fsl_booke_mmu.o diff --git a/arch/powerpc/mm/hash_32.S b/arch/powerpc/mm/hash_low_32.S index 57278a8..57278a8 100644 --- a/arch/powerpc/mm/hash_32.S +++ b/arch/powerpc/mm/hash_low_32.S diff --git a/arch/powerpc/mm/init.c b/arch/powerpc/mm/init_32.c index bf13c14..bf13c14 100644 --- a/arch/powerpc/mm/init.c +++ b/arch/powerpc/mm/init_32.c diff --git a/arch/powerpc/mm/init64.c b/arch/powerpc/mm/init_64.c index c0ce6a7..c0ce6a7 100644 --- a/arch/powerpc/mm/init64.c +++ b/arch/powerpc/mm/init_64.c diff --git a/arch/powerpc/mm/mem64.c b/arch/powerpc/mm/mem64.c deleted file mode 100644 index ef765a8..0000000 --- a/arch/powerpc/mm/mem64.c +++ /dev/null @@ -1,259 +0,0 @@ -/* - * PowerPC version - * Copyright (C) 1995-1996 Gary Thomas (gdt@linuxppc.org) - * - * Modifications by Paul Mackerras (PowerMac) (paulus@cs.anu.edu.au) - * and Cort Dougan (PReP) (cort@cs.nmt.edu) - * Copyright (C) 1996 Paul Mackerras - * Amiga/APUS changes by Jesper Skov (jskov@cygnus.co.uk). - * - * Derived from "arch/i386/mm/init.c" - * Copyright (C) 1991, 1992, 1993, 1994 Linus Torvalds - * - * Dave Engebretsen <engebret@us.ibm.com> - * Rework for PPC64 port. - * - * 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. - * - */ - -#include <linux/config.h> -#include <linux/signal.h> -#include <linux/sched.h> -#include <linux/kernel.h> -#include <linux/errno.h> -#include <linux/string.h> -#include <linux/types.h> -#include <linux/mman.h> -#include <linux/mm.h> -#include <linux/swap.h> -#include <linux/stddef.h> -#include <linux/vmalloc.h> -#include <linux/init.h> -#include <linux/delay.h> -#include <linux/bootmem.h> -#include <linux/highmem.h> -#include <linux/idr.h> -#include <linux/nodemask.h> -#include <linux/module.h> - -#include <asm/pgalloc.h> -#include <asm/page.h> -#include <asm/prom.h> -#include <asm/lmb.h> -#include <asm/rtas.h> -#include <asm/io.h> -#include <asm/mmu_context.h> -#include <asm/pgtable.h> -#include <asm/mmu.h> -#include <asm/uaccess.h> -#include <asm/smp.h> -#include <asm/machdep.h> -#include <asm/tlb.h> -#include <asm/eeh.h> -#include <asm/processor.h> -#include <asm/mmzone.h> -#include <asm/cputable.h> -#include <asm/ppcdebug.h> -#include <asm/sections.h> -#include <asm/system.h> -#include <asm/iommu.h> -#include <asm/abs_addr.h> -#include <asm/vdso.h> -#include <asm/imalloc.h> - -/* - * This is called by /dev/mem to know if a given address has to - * be mapped non-cacheable or not - */ -int page_is_ram(unsigned long pfn) -{ - int i; - unsigned long paddr = (pfn << PAGE_SHIFT); - - for (i=0; i < lmb.memory.cnt; i++) { - unsigned long base; - - base = lmb.memory.region[i].base; - - if ((paddr >= base) && - (paddr < (base + lmb.memory.region[i].size))) { - return 1; - } - } - - return 0; -} -EXPORT_SYMBOL(page_is_ram); - -pgprot_t phys_mem_access_prot(struct file *file, unsigned long addr, - unsigned long size, pgprot_t vma_prot) -{ - if (ppc_md.phys_mem_access_prot) - return ppc_md.phys_mem_access_prot(file, addr, size, vma_prot); - - if (!page_is_ram(addr >> PAGE_SHIFT)) - vma_prot = __pgprot(pgprot_val(vma_prot) - | _PAGE_GUARDED | _PAGE_NO_CACHE); - return vma_prot; -} -EXPORT_SYMBOL(phys_mem_access_prot); - -void show_mem(void) -{ - unsigned long total = 0, reserved = 0; - unsigned long shared = 0, cached = 0; - struct page *page; - pg_data_t *pgdat; - unsigned long i; - - printk("Mem-info:\n"); - show_free_areas(); - printk("Free swap: %6ldkB\n", nr_swap_pages<<(PAGE_SHIFT-10)); - for_each_pgdat(pgdat) { - for (i = 0; i < pgdat->node_spanned_pages; i++) { - page = pgdat_page_nr(pgdat, i); - total++; - if (PageReserved(page)) - reserved++; - else if (PageSwapCache(page)) - cached++; - else if (page_count(page)) - shared += page_count(page) - 1; - } - } - printk("%ld pages of RAM\n", total); - printk("%ld reserved pages\n", reserved); - printk("%ld pages shared\n", shared); - printk("%ld pages swap cached\n", cached); -} - -/* - * This is called when a page has been modified by the kernel. - * It just marks the page as not i-cache clean. We do the i-cache - * flush later when the page is given to a user process, if necessary. - */ -void flush_dcache_page(struct page *page) -{ - if (cpu_has_feature(CPU_FTR_COHERENT_ICACHE)) - return; - /* avoid an atomic op if possible */ - if (test_bit(PG_arch_1, &page->flags)) - clear_bit(PG_arch_1, &page->flags); -} -EXPORT_SYMBOL(flush_dcache_page); - -void clear_user_page(void *page, unsigned long vaddr, struct page *pg) -{ - clear_page(page); - - if (cpu_has_feature(CPU_FTR_COHERENT_ICACHE)) - return; - /* - * We shouldnt have to do this, but some versions of glibc - * require it (ld.so assumes zero filled pages are icache clean) - * - Anton - */ - - /* avoid an atomic op if possible */ - if (test_bit(PG_arch_1, &pg->flags)) - clear_bit(PG_arch_1, &pg->flags); -} -EXPORT_SYMBOL(clear_user_page); - -void copy_user_page(void *vto, void *vfrom, unsigned long vaddr, - struct page *pg) -{ - copy_page(vto, vfrom); - - /* - * We should be able to use the following optimisation, however - * there are two problems. - * Firstly a bug in some versions of binutils meant PLT sections - * were not marked executable. - * Secondly the first word in the GOT section is blrl, used - * to establish the GOT address. Until recently the GOT was - * not marked executable. - * - Anton - */ -#if 0 - if (!vma->vm_file && ((vma->vm_flags & VM_EXEC) == 0)) - return; -#endif - - if (cpu_has_feature(CPU_FTR_COHERENT_ICACHE)) - return; - - /* avoid an atomic op if possible */ - if (test_bit(PG_arch_1, &pg->flags)) - clear_bit(PG_arch_1, &pg->flags); -} - -void flush_icache_user_range(struct vm_area_struct *vma, struct page *page, - unsigned long addr, int len) -{ - unsigned long maddr; - - maddr = (unsigned long)page_address(page) + (addr & ~PAGE_MASK); - flush_icache_range(maddr, maddr + len); -} -EXPORT_SYMBOL(flush_icache_user_range); - -/* - * This is called at the end of handling a user page fault, when the - * fault has been handled by updating a PTE in the linux page tables. - * We use it to preload an HPTE into the hash table corresponding to - * the updated linux PTE. - * - * This must always be called with the mm->page_table_lock held - */ -void update_mmu_cache(struct vm_area_struct *vma, unsigned long ea, - pte_t pte) -{ - unsigned long vsid; - void *pgdir; - pte_t *ptep; - int local = 0; - cpumask_t tmp; - unsigned long flags; - - /* handle i-cache coherency */ - if (!cpu_has_feature(CPU_FTR_COHERENT_ICACHE) && - !cpu_has_feature(CPU_FTR_NOEXECUTE)) { - unsigned long pfn = pte_pfn(pte); - if (pfn_valid(pfn)) { - struct page *page = pfn_to_page(pfn); - if (!PageReserved(page) - && !test_bit(PG_arch_1, &page->flags)) { - __flush_dcache_icache(page_address(page)); - set_bit(PG_arch_1, &page->flags); - } - } - } - - /* We only want HPTEs for linux PTEs that have _PAGE_ACCESSED set */ - if (!pte_young(pte)) - return; - - pgdir = vma->vm_mm->pgd; - if (pgdir == NULL) - return; - - ptep = find_linux_pte(pgdir, ea); - if (!ptep) - return; - - vsid = get_vsid(vma->vm_mm->context.id, ea); - - local_irq_save(flags); - tmp = cpumask_of_cpu(smp_processor_id()); - if (cpus_equal(vma->vm_mm->cpu_vm_mask, tmp)) - local = 1; - - __hash_page(ea, pte_val(pte) & (_PAGE_USER|_PAGE_RW), vsid, ptep, - 0x300, local); - local_irq_restore(flags); -} diff --git a/arch/powerpc/mm/mmu_context.c b/arch/powerpc/mm/mmu_context_32.c index a8816e0..a8816e0 100644 --- a/arch/powerpc/mm/mmu_context.c +++ b/arch/powerpc/mm/mmu_context_32.c diff --git a/arch/powerpc/mm/mmu_context64.c b/arch/powerpc/mm/mmu_context_64.c index 714a84d..714a84d 100644 --- a/arch/powerpc/mm/mmu_context64.c +++ b/arch/powerpc/mm/mmu_context_64.c diff --git a/arch/powerpc/mm/pgtable.c b/arch/powerpc/mm/pgtable_32.c index 5792e53..5792e53 100644 --- a/arch/powerpc/mm/pgtable.c +++ b/arch/powerpc/mm/pgtable_32.c diff --git a/arch/powerpc/mm/pgtable64.c b/arch/powerpc/mm/pgtable_64.c index 724f97e..724f97e 100644 --- a/arch/powerpc/mm/pgtable64.c +++ b/arch/powerpc/mm/pgtable_64.c diff --git a/arch/powerpc/mm/ppc_mmu.c b/arch/powerpc/mm/ppc_mmu_32.c index cef9e83..cef9e83 100644 --- a/arch/powerpc/mm/ppc_mmu.c +++ b/arch/powerpc/mm/ppc_mmu_32.c diff --git a/arch/powerpc/mm/tlb.c b/arch/powerpc/mm/tlb_32.c index 6c3dc3c..6c3dc3c 100644 --- a/arch/powerpc/mm/tlb.c +++ b/arch/powerpc/mm/tlb_32.c |