pgtable_mm.h File Reference

#include <asm-generic/4level-fixup.h>
#include <asm/setup.h>
#include <asm/processor.h>
#include <linux/sched.h>
#include <linux/threads.h>
#include <asm/virtconvert.h>
#include <asm/motorola_pgtable.h>
#include <asm-generic/pgtable.h>

Go to the source code of this file.

Macros
#define	set_pte(pteptr, pteval)
#define	set_pte_at(mm, addr, ptep, pteval)   set_pte(ptep,pteval)
#define	PMD_SHIFT   22
#define	PMD_SIZE   (1UL << PMD_SHIFT)
#define	PMD_MASK   (~(PMD_SIZE-1))
#define	PGDIR_SHIFT   25
#define	PGDIR_SIZE   (1UL << PGDIR_SHIFT)
#define	PGDIR_MASK   (~(PGDIR_SIZE-1))
#define	PTRS_PER_PTE   1024
#define	PTRS_PER_PMD   8
#define	PTRS_PER_PGD   128
#define	USER_PTRS_PER_PGD   (TASK_SIZE/PGDIR_SIZE)
#define	FIRST_USER_ADDRESS   0
#define	KMAP_START   0xd0000000
#define	KMAP_END   0xf0000000
#define	VMALLOC_OFFSET   (8*1024*1024)
#define	VMALLOC_START   (((unsigned long) high_memory + VMALLOC_OFFSET) & ~(VMALLOC_OFFSET-1))
#define	VMALLOC_END   KMAP_START
#define	ZERO_PAGE(vaddr)   (virt_to_page(empty_zero_page))
#define	BITS_PER_PTR   (8*sizeof(unsigned long))
#define	PTR_MASK   (~(sizeof(void*)-1))
#define	SIZEOF_PTR_LOG2   2
#define	kern_addr_valid(addr)   (1)
#define	io_remap_pfn_range(vma, vaddr, pfn, size, prot)   remap_pfn_range(vma, vaddr, pfn, size, prot)
#define	__SUN3_PAGE_NOCACHE   0
#define	pgprot_noncached(prot)
#define	pgtable_cache_init()   do { } while (0)
#define	check_pgt_cache()   do { } while (0)

Functions
void	kernel_set_cachemode (void *addr, unsigned long size, int cmode)

Variables
void *	empty_zero_page

Macro Definition Documentation

#define __SUN3_PAGE_NOCACHE   0

Definition at line 161 of file pgtable_mm.h.

#define BITS_PER_PTR   (8*sizeof(unsigned long))

Definition at line 113 of file pgtable_mm.h.

#define check_pgt_cache

(

void

)

do { } while (0)

Definition at line 181 of file pgtable_mm.h.

#define FIRST_USER_ADDRESS   0

Definition at line 69 of file pgtable_mm.h.

#define io_remap_pfn_range	(		vma,
			vaddr,
			pfn,
			size,
			prot
	)		remap_pfn_range(vma, vaddr, pfn, size, prot)

Definition at line 138 of file pgtable_mm.h.

#define kern_addr_valid

(

addr

)

(1)

Definition at line 136 of file pgtable_mm.h.

#define KMAP_END   0xf0000000

Definition at line 80 of file pgtable_mm.h.

#define KMAP_START   0xd0000000

Definition at line 79 of file pgtable_mm.h.

#define PGDIR_MASK   (~(PGDIR_SIZE-1))

Definition at line 49 of file pgtable_mm.h.

#define PGDIR_SHIFT   25

Definition at line 46 of file pgtable_mm.h.

#define PGDIR_SIZE   (1UL << PGDIR_SHIFT)

Definition at line 48 of file pgtable_mm.h.

#define pgprot_noncached

(

prot

)

Value:

(MMU_IS_SUN3                                \
     ? (__pgprot(pgprot_val(prot) | __SUN3_PAGE_NOCACHE))           \
     : ((MMU_IS_851 || MMU_IS_030)                      \
        ? (__pgprot(pgprot_val(prot) | _PAGE_NOCACHE030))           \
        : (MMU_IS_040 || MMU_IS_060)                    \
        ? (__pgprot((pgprot_val(prot) & _CACHEMASK040) | _PAGE_NOCACHE_S))  \
        : (prot)))

Definition at line 163 of file pgtable_mm.h.

#define pgtable_cache_init

(

void

)

do { } while (0)

Definition at line 179 of file pgtable_mm.h.

#define PMD_MASK   (~(PMD_SIZE-1))

Definition at line 38 of file pgtable_mm.h.

#define PMD_SHIFT   22

Definition at line 35 of file pgtable_mm.h.

#define PMD_SIZE   (1UL << PMD_SHIFT)

Definition at line 37 of file pgtable_mm.h.

#define PTR_MASK   (~(sizeof(void*)-1))

Definition at line 116 of file pgtable_mm.h.

#define PTRS_PER_PGD   128

Definition at line 66 of file pgtable_mm.h.

#define PTRS_PER_PMD   8

Definition at line 65 of file pgtable_mm.h.

#define PTRS_PER_PTE   1024

Definition at line 64 of file pgtable_mm.h.

#define set_pte	(		pteptr,
			pteval
	)

Value:

do{                         \
        *(pteptr) = (pteval);               \
    } while(0)

Definition at line 24 of file pgtable_mm.h.

#define set_pte_at	(		mm,
			addr,
			ptep,
			pteval
	)		set_pte(ptep,pteval)

Definition at line 28 of file pgtable_mm.h.

#define SIZEOF_PTR_LOG2   2

Definition at line 120 of file pgtable_mm.h.

#define USER_PTRS_PER_PGD   (TASK_SIZE/PGDIR_SIZE)

Definition at line 68 of file pgtable_mm.h.

#define VMALLOC_END   KMAP_START

Definition at line 100 of file pgtable_mm.h.

#define VMALLOC_OFFSET   (8*1024*1024)

Definition at line 98 of file pgtable_mm.h.

#define VMALLOC_START   (((unsigned long) high_memory + VMALLOC_OFFSET) & ~(VMALLOC_OFFSET-1))

Definition at line 99 of file pgtable_mm.h.

#define ZERO_PAGE

(

vaddr

)

(virt_to_page(empty_zero_page))

Definition at line 110 of file pgtable_mm.h.

Function Documentation

void kernel_set_cachemode	(	void *	addr,
		unsigned long	size,
		int	cmode
	)

Definition at line 49 of file kmap.c.

Variable Documentation

void* empty_zero_page

Definition at line 42 of file mmu.c.