#ifndef _MOTOROLA_PGALLOC_H
  #define _MOTOROLA_PGALLOC_H
  
  #include <asm/tlb.h>
  #include <asm/tlbflush.h>
  
  extern pmd_t *get_pointer_table(void);
  extern int free_pointer_table(pmd_t *);

  static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm, unsigned long address)
  {
  	pte_t *pte;
  
  	pte = (pte_t *)__get_free_page(GFP_KERNEL|__GFP_REPEAT|__GFP_ZERO);
  	if (pte) {
  		__flush_page_to_ram(pte);
  		flush_tlb_kernel_page(pte);
  		nocache_page(pte);
  	}
  
  	return pte;
  }

  static inline void pte_free_kernel(struct mm_struct *mm, pte_t *pte)

  {
  	cache_page(pte);
  	free_page((unsigned long) pte);
  }

  static inline pgtable_t pte_alloc_one(struct mm_struct *mm, unsigned long address)

  {
  	struct page *page = alloc_pages(GFP_KERNEL|__GFP_REPEAT|__GFP_ZERO, 0);
  	pte_t *pte;
  
  	if(!page)
  		return NULL;
  
  	pte = kmap(page);

  	__flush_page_to_ram(pte);
  	flush_tlb_kernel_page(pte);
  	nocache_page(pte);
  	kunmap(page);

  	pgtable_page_ctor(page);

  	return page;
  }

  static inline void pte_free(struct mm_struct *mm, pgtable_t page)

  {

  	pgtable_page_dtor(page);

  	cache_page(kmap(page));
  	kunmap(page);
  	__free_page(page);
  }

  static inline void __pte_free_tlb(struct mmu_gather *tlb, pgtable_t page,
  				  unsigned long address)

  {

  	pgtable_page_dtor(page);

  	cache_page(kmap(page));
  	kunmap(page);
  	__free_page(page);
  }
  
  
  static inline pmd_t *pmd_alloc_one(struct mm_struct *mm, unsigned long address)
  {
  	return get_pointer_table();
  }

  static inline int pmd_free(struct mm_struct *mm, pmd_t *pmd)

  {
  	return free_pointer_table(pmd);
  }

  static inline int __pmd_free_tlb(struct mmu_gather *tlb, pmd_t *pmd,
  				 unsigned long address)

  {
  	return free_pointer_table(pmd);
  }

  static inline void pgd_free(struct mm_struct *mm, pgd_t *pgd)

  {

  	pmd_free(mm, (pmd_t *)pgd);

  }
  
  static inline pgd_t *pgd_alloc(struct mm_struct *mm)
  {
  	return (pgd_t *)get_pointer_table();
  }
  
  
  static inline void pmd_populate_kernel(struct mm_struct *mm, pmd_t *pmd, pte_t *pte)
  {
  	pmd_set(pmd, pte);
  }

  static inline void pmd_populate(struct mm_struct *mm, pmd_t *pmd, pgtable_t page)

  {
  	pmd_set(pmd, page_address(page));
  }

  #define pmd_pgtable(pmd) pmd_page(pmd)

  
  static inline void pgd_populate(struct mm_struct *mm, pgd_t *pgd, pmd_t *pmd)
  {
  	pgd_set(pgd, pmd);
  }
  
  #endif /* _MOTOROLA_PGALLOC_H */