From: Mike Frysinger Date: Sat, 13 Jun 2009 15:39:55 +0000 (-0400) Subject: Blackfin: convert page/tlb to asm-generic X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=eec511d75edd5139ea6de537f6908085b171e7a0;p=GitHub%2Fmt8127%2Fandroid_kernel_alcatel_ttab.git Blackfin: convert page/tlb to asm-generic Signed-off-by: Mike Frysinger --- diff --git a/arch/blackfin/include/asm/io.h b/arch/blackfin/include/asm/io.h index 3022b5c96b37..37053eca200e 100644 --- a/arch/blackfin/include/asm/io.h +++ b/arch/blackfin/include/asm/io.h @@ -222,7 +222,6 @@ extern void blkfin_inv_cache_all(void); #define ioport_unmap(addr) /* Pages to physical address... */ -#define page_to_phys(page) ((page - mem_map) << PAGE_SHIFT) #define page_to_bus(page) ((page - mem_map) << PAGE_SHIFT) #define phys_to_virt(vaddr) ((void *) (vaddr)) diff --git a/arch/blackfin/include/asm/page.h b/arch/blackfin/include/asm/page.h index 3ea2016a1d4a..29dcf75c6112 100644 --- a/arch/blackfin/include/asm/page.h +++ b/arch/blackfin/include/asm/page.h @@ -1,88 +1,7 @@ #ifndef _BLACKFIN_PAGE_H #define _BLACKFIN_PAGE_H -/* PAGE_SHIFT determines the page size */ +#include +#define MAP_NR(addr) (((unsigned long)(addr)-PAGE_OFFSET) >> PAGE_SHIFT) -#define PAGE_SHIFT 12 -#ifdef __ASSEMBLY__ -#define PAGE_SIZE (1 << PAGE_SHIFT) -#else -#define PAGE_SIZE (1UL << PAGE_SHIFT) #endif -#define PAGE_MASK (~(PAGE_SIZE-1)) - -#include - -#ifndef __ASSEMBLY__ - -#define get_user_page(vaddr) __get_free_page(GFP_KERNEL) -#define free_user_page(page, addr) free_page(addr) - -#define clear_page(page) memset((page), 0, PAGE_SIZE) -#define copy_page(to,from) memcpy((to), (from), PAGE_SIZE) - -#define clear_user_page(page, vaddr,pg) clear_page(page) -#define copy_user_page(to, from, vaddr,pg) copy_page(to, from) - -/* - * These are used to make use of C type-checking.. - */ -typedef struct { - unsigned long pte; -} pte_t; -typedef struct { - unsigned long pmd[16]; -} pmd_t; -typedef struct { - unsigned long pgd; -} pgd_t; -typedef struct { - unsigned long pgprot; -} pgprot_t; -typedef struct page *pgtable_t; - -#define pte_val(x) ((x).pte) -#define pmd_val(x) ((&x)->pmd[0]) -#define pgd_val(x) ((x).pgd) -#define pgprot_val(x) ((x).pgprot) - -#define __pte(x) ((pte_t) { (x) } ) -#define __pmd(x) ((pmd_t) { (x) } ) -#define __pgd(x) ((pgd_t) { (x) } ) -#define __pgprot(x) ((pgprot_t) { (x) } ) - -extern unsigned long memory_start; -extern unsigned long memory_end; - -#endif /* !__ASSEMBLY__ */ - -#include -#include - -#define PAGE_OFFSET (PAGE_OFFSET_RAW) - -#ifndef __ASSEMBLY__ - -#define __pa(vaddr) virt_to_phys((void *)(vaddr)) -#define __va(paddr) phys_to_virt((unsigned long)(paddr)) - -#define MAP_NR(addr) (((unsigned long)(addr)-PAGE_OFFSET) >> PAGE_SHIFT) - -#define virt_to_pfn(kaddr) (__pa(kaddr) >> PAGE_SHIFT) -#define pfn_to_virt(pfn) __va((pfn) << PAGE_SHIFT) -#define virt_to_page(addr) (mem_map + (((unsigned long)(addr)-PAGE_OFFSET) >> PAGE_SHIFT)) -#define page_to_virt(page) ((((page) - mem_map) << PAGE_SHIFT) + PAGE_OFFSET) -#define VALID_PAGE(page) ((page - mem_map) < max_mapnr) - -#define pfn_to_page(pfn) virt_to_page(pfn_to_virt(pfn)) -#define page_to_pfn(page) virt_to_pfn(page_to_virt(page)) -#define pfn_valid(pfn) ((pfn) < max_mapnr) - -#define virt_addr_valid(kaddr) (((void *)(kaddr) >= (void *)PAGE_OFFSET) && \ - ((void *)(kaddr) < (void *)memory_end)) - -#include - -#endif /* __ASSEMBLY__ */ - -#endif /* _BLACKFIN_PAGE_H */ diff --git a/arch/blackfin/include/asm/tlbflush.h b/arch/blackfin/include/asm/tlbflush.h index 277b400924b8..f1a06c006ed0 100644 --- a/arch/blackfin/include/asm/tlbflush.h +++ b/arch/blackfin/include/asm/tlbflush.h @@ -1,56 +1 @@ -#ifndef _BLACKFIN_TLBFLUSH_H -#define _BLACKFIN_TLBFLUSH_H - -/* - * Copyright (C) 2000 Lineo, David McCullough - * Copyright (C) 2000-2002, Greg Ungerer - */ - -#include - -/* - * flush all user-space atc entries. - */ -static inline void __flush_tlb(void) -{ - BUG(); -} - -static inline void __flush_tlb_one(unsigned long addr) -{ - BUG(); -} - -#define flush_tlb() __flush_tlb() - -/* - * flush all atc entries (both kernel and user-space entries). - */ -static inline void flush_tlb_all(void) -{ - BUG(); -} - -static inline void flush_tlb_mm(struct mm_struct *mm) -{ - BUG(); -} - -static inline void flush_tlb_page(struct vm_area_struct *vma, - unsigned long addr) -{ - BUG(); -} - -static inline void flush_tlb_range(struct mm_struct *mm, - unsigned long start, unsigned long end) -{ - BUG(); -} - -static inline void flush_tlb_kernel_page(unsigned long addr) -{ - BUG(); -} - -#endif +#include diff --git a/arch/blackfin/include/asm/ucontext.h b/arch/blackfin/include/asm/ucontext.h index 4a4e3856beba..9bc07b9f30fb 100644 --- a/arch/blackfin/include/asm/ucontext.h +++ b/arch/blackfin/include/asm/ucontext.h @@ -1,17 +1 @@ -/** Changes made by Tony Kou Lineo Inc. May 2001 - * - * Based on: include/m68knommu/ucontext.h - */ - -#ifndef _BLACKFIN_UCONTEXT_H -#define _BLACKFIN_UCONTEXT_H - -struct ucontext { - unsigned long uc_flags; /* the others are necessary */ - struct ucontext *uc_link; - stack_t uc_stack; - struct sigcontext uc_mcontext; - sigset_t uc_sigmask; /* mask last for extensibility */ -}; - -#endif /* _BLACKFIN_UCONTEXT_H */ +#include