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Diffstat (limited to 'include/asm-s390/page.h')
-rw-r--r--include/asm-s390/page.h198
1 files changed, 0 insertions, 198 deletions
diff --git a/include/asm-s390/page.h b/include/asm-s390/page.h
deleted file mode 100644
index 2430c561e02..00000000000
--- a/include/asm-s390/page.h
+++ /dev/null
@@ -1,198 +0,0 @@
-/*
- * include/asm-s390/page.h
- *
- * S390 version
- * Copyright (C) 1999,2000 IBM Deutschland Entwicklung GmbH, IBM Corporation
- * Author(s): Hartmut Penner (hp@de.ibm.com)
- */
-
-#ifndef _S390_PAGE_H
-#define _S390_PAGE_H
-
-#include <asm/setup.h>
-#include <asm/types.h>
-
-/* PAGE_SHIFT determines the page size */
-#define PAGE_SHIFT 12
-#define PAGE_SIZE (1UL << PAGE_SHIFT)
-#define PAGE_MASK (~(PAGE_SIZE-1))
-#define PAGE_DEFAULT_ACC 0
-#define PAGE_DEFAULT_KEY (PAGE_DEFAULT_ACC << 4)
-
-#ifdef __KERNEL__
-#ifndef __ASSEMBLY__
-
-#ifndef __s390x__
-
-static inline void clear_page(void *page)
-{
- register_pair rp;
-
- rp.subreg.even = (unsigned long) page;
- rp.subreg.odd = (unsigned long) 4096;
- asm volatile (" slr 1,1\n"
- " mvcl %0,0"
- : "+&a" (rp) : : "memory", "cc", "1" );
-}
-
-static inline void copy_page(void *to, void *from)
-{
- if (MACHINE_HAS_MVPG)
- asm volatile (" sr 0,0\n"
- " mvpg %0,%1"
- : : "a" ((void *)(to)), "a" ((void *)(from))
- : "memory", "cc", "0" );
- else
- asm volatile (" mvc 0(256,%0),0(%1)\n"
- " mvc 256(256,%0),256(%1)\n"
- " mvc 512(256,%0),512(%1)\n"
- " mvc 768(256,%0),768(%1)\n"
- " mvc 1024(256,%0),1024(%1)\n"
- " mvc 1280(256,%0),1280(%1)\n"
- " mvc 1536(256,%0),1536(%1)\n"
- " mvc 1792(256,%0),1792(%1)\n"
- " mvc 2048(256,%0),2048(%1)\n"
- " mvc 2304(256,%0),2304(%1)\n"
- " mvc 2560(256,%0),2560(%1)\n"
- " mvc 2816(256,%0),2816(%1)\n"
- " mvc 3072(256,%0),3072(%1)\n"
- " mvc 3328(256,%0),3328(%1)\n"
- " mvc 3584(256,%0),3584(%1)\n"
- " mvc 3840(256,%0),3840(%1)\n"
- : : "a"((void *)(to)),"a"((void *)(from))
- : "memory" );
-}
-
-#else /* __s390x__ */
-
-static inline void clear_page(void *page)
-{
- asm volatile (" lgr 2,%0\n"
- " lghi 3,4096\n"
- " slgr 1,1\n"
- " mvcl 2,0"
- : : "a" ((void *) (page))
- : "memory", "cc", "1", "2", "3" );
-}
-
-static inline void copy_page(void *to, void *from)
-{
- if (MACHINE_HAS_MVPG)
- asm volatile (" sgr 0,0\n"
- " mvpg %0,%1"
- : : "a" ((void *)(to)), "a" ((void *)(from))
- : "memory", "cc", "0" );
- else
- asm volatile (" mvc 0(256,%0),0(%1)\n"
- " mvc 256(256,%0),256(%1)\n"
- " mvc 512(256,%0),512(%1)\n"
- " mvc 768(256,%0),768(%1)\n"
- " mvc 1024(256,%0),1024(%1)\n"
- " mvc 1280(256,%0),1280(%1)\n"
- " mvc 1536(256,%0),1536(%1)\n"
- " mvc 1792(256,%0),1792(%1)\n"
- " mvc 2048(256,%0),2048(%1)\n"
- " mvc 2304(256,%0),2304(%1)\n"
- " mvc 2560(256,%0),2560(%1)\n"
- " mvc 2816(256,%0),2816(%1)\n"
- " mvc 3072(256,%0),3072(%1)\n"
- " mvc 3328(256,%0),3328(%1)\n"
- " mvc 3584(256,%0),3584(%1)\n"
- " mvc 3840(256,%0),3840(%1)\n"
- : : "a"((void *)(to)),"a"((void *)(from))
- : "memory" );
-}
-
-#endif /* __s390x__ */
-
-#define clear_user_page(page, vaddr, pg) clear_page(page)
-#define copy_user_page(to, from, vaddr, pg) copy_page(to, from)
-
-#define alloc_zeroed_user_highpage(vma, vaddr) alloc_page_vma(GFP_HIGHUSER | __GFP_ZERO, vma, vaddr)
-#define __HAVE_ARCH_ALLOC_ZEROED_USER_HIGHPAGE
-
-/*
- * These are used to make use of C type-checking..
- */
-
-typedef struct { unsigned long pgprot; } pgprot_t;
-typedef struct { unsigned long pte; } pte_t;
-
-#define pte_val(x) ((x).pte)
-#define pgprot_val(x) ((x).pgprot)
-
-#ifndef __s390x__
-
-typedef struct { unsigned long pmd; } pmd_t;
-typedef struct {
- unsigned long pgd0;
- unsigned long pgd1;
- unsigned long pgd2;
- unsigned long pgd3;
- } pgd_t;
-
-#define pmd_val(x) ((x).pmd)
-#define pgd_val(x) ((x).pgd0)
-
-#else /* __s390x__ */
-
-typedef struct {
- unsigned long pmd0;
- unsigned long pmd1;
- } pmd_t;
-typedef struct { unsigned long pgd; } pgd_t;
-
-#define pmd_val(x) ((x).pmd0)
-#define pmd_val1(x) ((x).pmd1)
-#define pgd_val(x) ((x).pgd)
-
-#endif /* __s390x__ */
-
-#define __pte(x) ((pte_t) { (x) } )
-#define __pmd(x) ((pmd_t) { (x) } )
-#define __pgd(x) ((pgd_t) { (x) } )
-#define __pgprot(x) ((pgprot_t) { (x) } )
-
-/* default storage key used for all pages */
-extern unsigned int default_storage_key;
-
-static inline void
-page_set_storage_key(unsigned long addr, unsigned int skey)
-{
- asm volatile ( "sske %0,%1" : : "d" (skey), "a" (addr) );
-}
-
-static inline unsigned int
-page_get_storage_key(unsigned long addr)
-{
- unsigned int skey;
-
- asm volatile ( "iske %0,%1" : "=d" (skey) : "a" (addr), "0" (0) );
-
- return skey;
-}
-
-#endif /* !__ASSEMBLY__ */
-
-/* to align the pointer to the (next) page boundary */
-#define PAGE_ALIGN(addr) (((addr)+PAGE_SIZE-1)&PAGE_MASK)
-
-#define __PAGE_OFFSET 0x0UL
-#define PAGE_OFFSET 0x0UL
-#define __pa(x) (unsigned long)(x)
-#define __va(x) (void *)(unsigned long)(x)
-#define pfn_to_page(pfn) (mem_map + (pfn))
-#define page_to_pfn(page) ((unsigned long)((page) - mem_map))
-#define virt_to_page(kaddr) pfn_to_page(__pa(kaddr) >> PAGE_SHIFT)
-
-#define pfn_valid(pfn) ((pfn) < max_mapnr)
-#define virt_addr_valid(kaddr) pfn_valid(__pa(kaddr) >> PAGE_SHIFT)
-
-#define VM_DATA_DEFAULT_FLAGS (VM_READ | VM_WRITE | VM_EXEC | \
- VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC)
-
-#endif /* __KERNEL__ */
-
-#include <asm-generic/page.h>
-
-#endif /* _S390_PAGE_H */
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