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/*
 * Copyright (C) 2000, 2001, 2002 Jeff Dike (jdike@karaya.com)
 * Copyright 2003 PathScale, Inc.
 * Derived from include/asm-i386/pgtable.h
 * Licensed under the GPL
 */

#ifndef __UM_PGTABLE_2LEVEL_H
#define __UM_PGTABLE_2LEVEL_H

#define __ARCH_USE_5LEVEL_HACK
#include <asm-generic/pgtable-nopmd.h>

/* PGDIR_SHIFT determines what a third-level page table entry can map */

#define PGDIR_SHIFT	22
#define PGDIR_SIZE	(1UL << PGDIR_SHIFT)
#define PGDIR_MASK	(~(PGDIR_SIZE-1))

/*
 * entries per page directory level: the i386 is two-level, so
 * we don't really have any PMD directory physically.
 */
#define PTRS_PER_PTE	1024
#define USER_PTRS_PER_PGD ((TASK_SIZE + (PGDIR_SIZE - 1)) / PGDIR_SIZE)
#define PTRS_PER_PGD	1024
#define FIRST_USER_ADDRESS	0UL

#define pte_ERROR(e) \
        printk("%s:%d: bad pte %p(%08lx).\n", __FILE__, __LINE__, &(e), \
	       pte_val(e))
#define pgd_ERROR(e) \
        printk("%s:%d: bad pgd %p(%08lx).\n", __FILE__, __LINE__, &(e), \
	       pgd_val(e))

static inline int pgd_newpage(pgd_t pgd)	{ return 0; }
static inline void pgd_mkuptodate(pgd_t pgd)	{ }

#define set_pmd(pmdptr, pmdval) (*(pmdptr) = (pmdval))

#define pte_pfn(x) phys_to_pfn(pte_val(x))
#define pfn_pte(pfn, prot) __pte(pfn_to_phys(pfn) | pgprot_val(prot))
#define pfn_pmd(pfn, prot) __pmd(pfn_to_phys(pfn) | pgprot_val(prot))

#endif

Filemanager

Name Type Size Permission Actions
Kbuild File 702 B 0644
a.out-core.h File 695 B 0644
bugs.h File 111 B 0644
cache.h File 483 B 0644
common.lds.S File 1.76 KB 0644
dma.h File 180 B 0644
fixmap.h File 1.63 KB 0644
hardirq.h File 558 B 0644
io.h File 339 B 0644
irq.h File 493 B 0644
irqflags.h File 865 B 0644
kmap_types.h File 219 B 0644
kvm_para.h File 34 B 0644
mmu.h File 558 B 0644
mmu_context.h File 1.87 KB 0644
page.h File 3.15 KB 0644
pgalloc.h File 1.46 KB 0644
pgtable-2level.h File 1.32 KB 0644
pgtable-3level.h File 2.88 KB 0644
pgtable.h File 9.88 KB 0644
processor-generic.h File 1.87 KB 0644
ptrace-generic.h File 1.13 KB 0644
sections.h File 219 B 0644
setup.h File 273 B 0644
smp.h File 121 B 0644
stacktrace.h File 1.06 KB 0644
syscall-generic.h File 2.67 KB 0644
sysrq.h File 182 B 0644
thread_info.h File 2.15 KB 0644
timex.h File 151 B 0644
tlb.h File 4.23 KB 0644
tlbflush.h File 978 B 0644
uaccess.h File 1.65 KB 0644
unwind.h File 213 B 0644