diff options
Diffstat (limited to 'arch/frv/mm/cache-page.c')
-rw-r--r-- | arch/frv/mm/cache-page.c | 71 |
1 files changed, 0 insertions, 71 deletions
diff --git a/arch/frv/mm/cache-page.c b/arch/frv/mm/cache-page.c deleted file mode 100644 index 8e09dae0ec3f..000000000000 --- a/arch/frv/mm/cache-page.c +++ /dev/null @@ -1,71 +0,0 @@ -/* cache-page.c: whole-page cache wrangling functions for MMU linux - * - * Copyright (C) 2004 Red Hat, Inc. All Rights Reserved. - * Written by David Howells (dhowells@redhat.com) - * - * 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/sched.h> -#include <linux/mm.h> -#include <linux/highmem.h> -#include <linux/module.h> -#include <asm/pgalloc.h> - -/*****************************************************************************/ -/* - * DCF takes a virtual address and the page may not currently have one - * - temporarily hijack a kmap_atomic() slot and attach the page to it - */ -void flush_dcache_page(struct page *page) -{ - unsigned long dampr2; - void *vaddr; - - dampr2 = __get_DAMPR(2); - - vaddr = kmap_atomic_primary(page); - - frv_dcache_writeback((unsigned long) vaddr, (unsigned long) vaddr + PAGE_SIZE); - - kunmap_atomic_primary(vaddr); - - if (dampr2) { - __set_DAMPR(2, dampr2); - __set_IAMPR(2, dampr2); - } - -} /* end flush_dcache_page() */ - -EXPORT_SYMBOL(flush_dcache_page); - -/*****************************************************************************/ -/* - * ICI takes a virtual address and the page may not currently have one - * - so we temporarily attach the page to a bit of virtual space so that is can be flushed - */ -void flush_icache_user_range(struct vm_area_struct *vma, struct page *page, - unsigned long start, unsigned long len) -{ - unsigned long dampr2; - void *vaddr; - - dampr2 = __get_DAMPR(2); - - vaddr = kmap_atomic_primary(page); - - start = (start & ~PAGE_MASK) | (unsigned long) vaddr; - frv_cache_wback_inv(start, start + len); - - kunmap_atomic_primary(vaddr); - - if (dampr2) { - __set_DAMPR(2, dampr2); - __set_IAMPR(2, dampr2); - } - -} /* end flush_icache_user_range() */ - -EXPORT_SYMBOL(flush_icache_user_range); |