Eric Lee / smarc-fsl-linux-kernel

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include/asm-powerpc/page_32.h 838 Bytes
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5cd16ee93   Michael Ellerman   [PATCH] powerpc: ... 
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  #ifndef _ASM_POWERPC_PAGE_32_H
  #define _ASM_POWERPC_PAGE_32_H
88ced0314   Arnd Bergmann   [PATCH] powerpc: ... 
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  #ifdef __KERNEL__
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  #define VM_DATA_DEFAULT_FLAGS	VM_DATA_DEFAULT_FLAGS32
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  #define PPC_MEMSTART	0
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  #ifndef __ASSEMBLY__
  /*
   * The basic type of a PTE - 64 bits for those CPUs with > 32 bit
   * physical addressing.  For now this just the IBM PPC440.
   */
  #ifdef CONFIG_PTE_64BIT
  typedef unsigned long long pte_basic_t;
  #define PTE_SHIFT	(PAGE_SHIFT - 3)	/* 512 ptes per page */
5cd16ee93   Michael Ellerman   [PATCH] powerpc: ... 
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  #else
  typedef unsigned long pte_basic_t;
  #define PTE_SHIFT	(PAGE_SHIFT - 2)	/* 1024 ptes per page */
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  #endif
  
  struct page;
  extern void clear_pages(void *page, int order);
  static inline void clear_page(void *page) { clear_pages(page, 0); }
  extern void copy_page(void *to, void *from);
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  #include <asm-generic/page.h>
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  #endif /* __ASSEMBLY__ */
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  #endif /* __KERNEL__ */
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  #endif /* _ASM_POWERPC_PAGE_32_H */