x86: make various pageattr.c functions static

[safe/jmp/linux-2.6] / include / asm-sparc64 / pgtable.h

diff --git a/include/asm-sparc64/pgtable.h b/include/asm-sparc64/pgtable.h
index 72f9a52..3167ccf 100644 (file)
--- a/include/asm-sparc64/pgtable.h
+++ b/include/asm-sparc64/pgtable.h
@@ -15,13 +15,13 @@
 #include <asm-generic/pgtable-nopud.h>
 
 #include <linux/compiler.h>
+#include <linux/const.h>
 #include <asm/types.h>
 #include <asm/spitfire.h>
 #include <asm/asi.h>
 #include <asm/system.h>
 #include <asm/page.h>
 #include <asm/processor.h>
-#include <asm/const.h>
 
 /* The kernel image occupies 0x4000000 to 0x1000000 (4MB --> 32MB).
  * The page copy blockops can use 0x2000000 to 0x4000000.
@@ -42,6 +42,9 @@
 #define HI_OBP_ADDRESS         _AC(0x0000000100000000,UL)
 #define VMALLOC_START          _AC(0x0000000100000000,UL)
 #define VMALLOC_END            _AC(0x0000000200000000,UL)
+#define VMEMMAP_BASE           _AC(0x0000000200000000,UL)
+
+#define vmemmap                        ((struct page *)VMEMMAP_BASE)
 
 /* XXX All of this needs to be rethought so we can take advantage
  * XXX cheetah's full 64-bit virtual address space, ie. no more hole
@@ -234,7 +237,7 @@ static inline pte_t pfn_pte(unsigned long pfn, pgprot_t prot)
        sz_bits = 0UL;
        if (_PAGE_SZBITS_4U != 0UL || _PAGE_SZBITS_4V != 0UL) {
                __asm__ __volatile__(
-               "\n661: sethi           %uhi(%1), %0\n"
+               "\n661: sethi           %%uhi(%1), %0\n"
                "       sllx            %0, 32, %0\n"
                "       .section        .sun4v_2insn_patch, \"ax\"\n"
                "       .word           661b\n"
@@ -339,7 +342,7 @@ static inline pgprot_t pgprot_noncached(pgprot_t prot)
        "       .section        .sun4v_2insn_patch, \"ax\"\n"
        "       .word           661b\n"
        "       andn            %0, %4, %0\n"
-       "       or              %0, %3, %0\n"
+       "       or              %0, %5, %0\n"
        "       .previous\n"
        : "=r" (val)
        : "0" (val), "i" (_PAGE_CP_4U | _PAGE_CV_4U), "i" (_PAGE_E_4U),
@@ -573,24 +576,6 @@ static inline unsigned long pte_exec(pte_t pte)
        return (pte_val(pte) & mask);
 }
 
-static inline unsigned long pte_read(pte_t pte)
-{
-       unsigned long mask;
-
-       __asm__ __volatile__(
-       "\n661: mov             %1, %0\n"
-       "       nop\n"
-       "       .section        .sun4v_2insn_patch, \"ax\"\n"
-       "       .word           661b\n"
-       "       sethi           %%uhi(%2), %0\n"
-       "       sllx            %0, 32, %0\n"
-       "       .previous\n"
-       : "=r" (mask)
-       : "i" (_PAGE_READ_4U), "i" (_PAGE_READ_4V));
-
-       return (pte_val(pte) & mask);
-}
-
 static inline unsigned long pte_file(pte_t pte)
 {
        unsigned long val = pte_val(pte);
@@ -630,8 +615,9 @@ static inline unsigned long pte_present(pte_t pte)
 #define __pmd_page(pmd)                \
        ((unsigned long) __va((((unsigned long)pmd_val(pmd))<<11UL)))
 #define pmd_page(pmd)                  virt_to_page((void *)__pmd_page(pmd))
-#define pud_page(pud)          \
+#define pud_page_vaddr(pud)            \
        ((unsigned long) __va((((unsigned long)pud_val(pud))<<11UL)))
+#define pud_page(pud)                  virt_to_page((void *)pud_page_vaddr(pud))
 #define pmd_none(pmd)                  (!pmd_val(pmd))
 #define pmd_bad(pmd)                   (0)
 #define pmd_present(pmd)               (pmd_val(pmd) != 0U)
@@ -653,7 +639,7 @@ static inline unsigned long pte_present(pte_t pte)
 
 /* Find an entry in the second-level page table.. */
 #define pmd_offset(pudp, address)      \
-       ((pmd_t *) pud_page(*(pudp)) + \
+       ((pmd_t *) pud_page_vaddr(*(pudp)) + \
         (((address) >> PMD_SHIFT) & (PTRS_PER_PMD-1)))
 
 /* Find an entry in the third-level page table.. */
@@ -688,6 +674,23 @@ static inline void set_pte_at(struct mm_struct *mm, unsigned long addr, pte_t *p
 #define pte_clear(mm,addr,ptep)                \
        set_pte_at((mm), (addr), (ptep), __pte(0UL))
 
+#ifdef DCACHE_ALIASING_POSSIBLE
+#define __HAVE_ARCH_MOVE_PTE
+#define move_pte(pte, prot, old_addr, new_addr)                                \
+({                                                                     \
+       pte_t newpte = (pte);                                           \
+       if (tlb_type != hypervisor && pte_present(pte)) {               \
+               unsigned long this_pfn = pte_pfn(pte);                  \
+                                                                       \
+               if (pfn_valid(this_pfn) &&                              \
+                   (((old_addr) ^ (new_addr)) & (1 << 13)))            \
+                       flush_dcache_page_all(current->mm,              \
+                                             pfn_to_page(this_pfn));   \
+       }                                                               \
+       newpte;                                                         \
+})
+#endif
+
 extern pgd_t swapper_pg_dir[2048];
 extern pmd_t swapper_low_pmd_dir[2048];
 
@@ -719,26 +722,14 @@ extern unsigned long pte_file(pte_t);
 extern pte_t pgoff_to_pte(unsigned long);
 #define PTE_FILE_MAX_BITS      (64UL - PAGE_SHIFT - 1UL)
 
-extern unsigned long prom_virt_to_phys(unsigned long, int *);
-
-extern unsigned long sun4u_get_pte(unsigned long);
-
-static inline unsigned long __get_phys(unsigned long addr)
-{
-       return sun4u_get_pte(addr);
-}
-
-static inline int __get_iospace(unsigned long addr)
-{
-       return ((sun4u_get_pte(addr) & 0xf0000000) >> 28);
-}
-
 extern unsigned long *sparc64_valid_addr_bitmap;
 
 /* Needs to be defined here and not in linux/mm.h, as it is arch dependent */
 #define kern_addr_valid(addr)  \
        (test_bit(__pa((unsigned long)(addr))>>22, sparc64_valid_addr_bitmap))
 
+extern int page_in_phys_avail(unsigned long paddr);
+
 extern int io_remap_pfn_range(struct vm_area_struct *vma, unsigned long from,
                               unsigned long pfn,
                               unsigned long size, pgprot_t prot);
@@ -771,6 +762,8 @@ extern void pgtable_cache_init(void);
 extern void sun4v_register_fault_status(void);
 extern void sun4v_ktsb_register(void);
 
+extern unsigned long cmdline_memory_size;
+
 #endif /* !(__ASSEMBLY__) */
 
 #endif /* !(_SPARC64_PGTABLE_H) */