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eec511d7
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体验新版 GitCode,发现更多精彩内容 >>
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eec511d7
编写于
6月 13, 2009
作者:
M
Mike Frysinger
浏览文件
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电子邮件补丁
差异文件
Blackfin: convert page/tlb to asm-generic
Signed-off-by:
N
Mike Frysinger
<
vapier@gentoo.org
>
上级
0f652859
变更
4
隐藏空白更改
内联
并排
Showing
4 changed file
with
4 addition
and
157 deletion
+4
-157
arch/blackfin/include/asm/io.h
arch/blackfin/include/asm/io.h
+0
-1
arch/blackfin/include/asm/page.h
arch/blackfin/include/asm/page.h
+2
-83
arch/blackfin/include/asm/tlbflush.h
arch/blackfin/include/asm/tlbflush.h
+1
-56
arch/blackfin/include/asm/ucontext.h
arch/blackfin/include/asm/ucontext.h
+1
-17
未找到文件。
arch/blackfin/include/asm/io.h
浏览文件 @
eec511d7
...
...
@@ -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))
...
...
arch/blackfin/include/asm/page.h
浏览文件 @
eec511d7
#ifndef _BLACKFIN_PAGE_H
#define _BLACKFIN_PAGE_H
/* PAGE_SHIFT determines the page size */
#include <asm-generic/page.h>
#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 <asm/setup.h>
#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 <asm/page_offset.h>
#include <asm/io.h>
#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 <asm-generic/getorder.h>
#endif
/* __ASSEMBLY__ */
#endif
/* _BLACKFIN_PAGE_H */
arch/blackfin/include/asm/tlbflush.h
浏览文件 @
eec511d7
#ifndef _BLACKFIN_TLBFLUSH_H
#define _BLACKFIN_TLBFLUSH_H
/*
* Copyright (C) 2000 Lineo, David McCullough <davidm@uclinux.org>
* Copyright (C) 2000-2002, Greg Ungerer <gerg@snapgear.com>
*/
#include <asm/setup.h>
/*
* 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 <asm-generic/tlbflush.h>
arch/blackfin/include/asm/ucontext.h
浏览文件 @
eec511d7
/** 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 <asm-generic/ucontext.h>
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