#ifdef __KERNEL__
#ifndef __ASSEMBLY__
-
#ifdef CONFIG_X86_USE_3DNOW
#include <asm/mmx.h>
* These are used to make use of C type-checking..
*/
extern int nx_enabled;
+
#ifdef CONFIG_X86_PAE
extern unsigned long long __supported_pte_mask;
typedef struct { unsigned long pte_low, pte_high; } pte_t;
typedef struct { unsigned long long pmd; } pmd_t;
typedef struct { unsigned long long pgd; } pgd_t;
typedef struct { unsigned long long pgprot; } pgprot_t;
-#define pmd_val(x) ((x).pmd)
-#define pte_val(x) ((x).pte_low | ((unsigned long long)(x).pte_high << 32))
-#define __pmd(x) ((pmd_t) { (x) } )
+
+static inline unsigned long long native_pgd_val(pgd_t pgd)
+{
+ return pgd.pgd;
+}
+
+static inline unsigned long long native_pmd_val(pmd_t pmd)
+{
+ return pmd.pmd;
+}
+
+static inline unsigned long long native_pte_val(pte_t pte)
+{
+ return pte.pte_low | ((unsigned long long)pte.pte_high << 32);
+}
+
+static inline pgd_t native_make_pgd(unsigned long long val)
+{
+ return (pgd_t) { val };
+}
+
+static inline pmd_t native_make_pmd(unsigned long long val)
+{
+ return (pmd_t) { val };
+}
+
+static inline pte_t native_make_pte(unsigned long long val)
+{
+ return (pte_t) { .pte_low = val, .pte_high = (val >> 32) } ;
+}
+
+#ifndef CONFIG_PARAVIRT
+#define pmd_val(x) native_pmd_val(x)
+#define __pmd(x) native_make_pmd(x)
+#endif
+
#define HPAGE_SHIFT 21
-#else
+#include <asm-generic/pgtable-nopud.h>
+#else /* !CONFIG_X86_PAE */
typedef struct { unsigned long pte_low; } pte_t;
typedef struct { unsigned long pgd; } pgd_t;
typedef struct { unsigned long pgprot; } pgprot_t;
#define boot_pte_t pte_t /* or would you rather have a typedef */
-#define pte_val(x) ((x).pte_low)
+
+static inline unsigned long native_pgd_val(pgd_t pgd)
+{
+ return pgd.pgd;
+}
+
+static inline unsigned long native_pte_val(pte_t pte)
+{
+ return pte.pte_low;
+}
+
+static inline pgd_t native_make_pgd(unsigned long val)
+{
+ return (pgd_t) { val };
+}
+
+static inline pte_t native_make_pte(unsigned long val)
+{
+ return (pte_t) { .pte_low = val };
+}
+
#define HPAGE_SHIFT 22
-#endif
+#include <asm-generic/pgtable-nopmd.h>
+#endif /* CONFIG_X86_PAE */
+
#define PTE_MASK PAGE_MASK
#ifdef CONFIG_HUGETLB_PAGE
#define HAVE_ARCH_HUGETLB_UNMAPPED_AREA
#endif
-#define pgd_val(x) ((x).pgd)
#define pgprot_val(x) ((x).pgprot)
-
-#define __pte(x) ((pte_t) { (x) } )
-#define __pgd(x) ((pgd_t) { (x) } )
#define __pgprot(x) ((pgprot_t) { (x) } )
+#ifndef CONFIG_PARAVIRT
+#define pgd_val(x) native_pgd_val(x)
+#define __pgd(x) native_make_pgd(x)
+#define pte_val(x) native_pte_val(x)
+#define __pte(x) native_make_pte(x)
+#endif
+
#endif /* !__ASSEMBLY__ */
/* to align the pointer to the (next) page boundary */
#ifndef __ASSEMBLY__
+struct vm_area_struct;
+
/*
* This much address space is reserved for vmalloc() and iomap()
* as well as fixmap mappings.
#ifdef __ASSEMBLY__
#define __PAGE_OFFSET CONFIG_PAGE_OFFSET
-#define __PHYSICAL_START CONFIG_PHYSICAL_START
#else
#define __PAGE_OFFSET ((unsigned long)CONFIG_PAGE_OFFSET)
-#define __PHYSICAL_START ((unsigned long)CONFIG_PHYSICAL_START)
#endif
-#define __KERNEL_START (__PAGE_OFFSET + __PHYSICAL_START)
#define PAGE_OFFSET ((unsigned long)__PAGE_OFFSET)
#define VMALLOC_RESERVE ((unsigned long)__VMALLOC_RESERVE)
#define MAXMEM (-__PAGE_OFFSET-__VMALLOC_RESERVE)
#define __pa(x) ((unsigned long)(x)-PAGE_OFFSET)
+/* __pa_symbol should be used for C visible symbols.
+ This seems to be the official gcc blessed way to do such arithmetic. */
+#define __pa_symbol(x) __pa(RELOC_HIDE((unsigned long)(x),0))
#define __va(x) ((void *)((unsigned long)(x)+PAGE_OFFSET))
#define pfn_to_kaddr(pfn) __va((pfn) << PAGE_SHIFT)
#ifdef CONFIG_FLATMEM
#include <asm-generic/memory_model.h>
#include <asm-generic/page.h>
+#define __HAVE_ARCH_GATE_AREA 1
#endif /* __KERNEL__ */
#endif /* _I386_PAGE_H */