pte-hash64-64k.h File Reference

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Macros
#define	_PAGE_SPECIAL   0x00000400 /* software: special page */
#define	_PAGE_HPTE_SUB   0x0ffff000 /* combo only: sub pages HPTE bits */
#define	_PAGE_HPTE_SUB0   0x08000000 /* combo only: first sub page */
#define	_PAGE_COMBO   0x10000000 /* this is a combo 4k page */
#define	_PAGE_4K_PFN   0x20000000 /* PFN is for a single 4k page */
#define	_PAGE_HASHPTE   _PAGE_HPTE_SUB
#define	_PAGE_F_SECOND   0x00008000 /* full page: hidx bits */
#define	_PAGE_F_GIX   0x00007000 /* full page: hidx bits */
#define	_PAGE_HPTEFLAGS   (_PAGE_BUSY | _PAGE_HASHPTE | _PAGE_COMBO)
#define	PTE_RPN_SHIFT   (30)
#define	__real_pte(e, p)
#define	__rpte_to_hidx(r, index)
#define	__rpte_to_pte(r)   ((r).pte)
#define	__rpte_sub_valid(rpte, index)   (pte_val(rpte.pte) & (_PAGE_HPTE_SUB0 >> (index)))
#define	pte_iterate_hashed_subpages(rpte, psize, vpn, index, shift)
#define	pte_iterate_hashed_end()   } while(0); } } while(0)
#define	pte_pagesize_index(mm, addr, pte)   (((pte) & _PAGE_COMBO)? MMU_PAGE_4K: MMU_PAGE_64K)
#define	remap_4k_pfn(vma, addr, pfn, prot)

Macro Definition Documentation

#define __real_pte	(		e,
			p
	)

Value:

((real_pte_t) { \
            (e), ((e) & _PAGE_COMBO) ? \
                (pte_val(*((p) + PTRS_PER_PTE))) : 0 })

Definition at line 49 of file pte-hash64-64k.h.

#define __rpte_sub_valid	(		rpte,
			index
	)		(pte_val(rpte.pte) & (_PAGE_HPTE_SUB0 >> (index)))

Definition at line 55 of file pte-hash64-64k.h.

#define __rpte_to_hidx	(		r,
			index
	)

Value:

((pte_val((r).pte) & _PAGE_COMBO) ? \
        (((r).hidx >> ((index)<<2)) & 0xf) : ((pte_val((r).pte) >> 12) & 0xf))

Definition at line 52 of file pte-hash64-64k.h.

#define __rpte_to_pte

(

r

)

((r).pte)

Definition at line 54 of file pte-hash64-64k.h.

#define _PAGE_4K_PFN   0x20000000 /* PFN is for a single 4k page */

Definition at line 8 of file pte-hash64-64k.h.

#define _PAGE_COMBO   0x10000000 /* this is a combo 4k page */

Definition at line 7 of file pte-hash64-64k.h.

#define _PAGE_F_GIX   0x00007000 /* full page: hidx bits */

Definition at line 29 of file pte-hash64-64k.h.

#define _PAGE_F_SECOND   0x00008000 /* full page: hidx bits */

Definition at line 28 of file pte-hash64-64k.h.

#define _PAGE_HASHPTE   _PAGE_HPTE_SUB

Definition at line 22 of file pte-hash64-64k.h.

#define _PAGE_HPTE_SUB   0x0ffff000 /* combo only: sub pages HPTE bits */

Definition at line 5 of file pte-hash64-64k.h.

#define _PAGE_HPTE_SUB0   0x08000000 /* combo only: first sub page */

Definition at line 6 of file pte-hash64-64k.h.

#define _PAGE_HPTEFLAGS   (_PAGE_BUSY | _PAGE_HASHPTE | _PAGE_COMBO)

Definition at line 32 of file pte-hash64-64k.h.

#define _PAGE_SPECIAL   0x00000400 /* software: special page */

Definition at line 4 of file pte-hash64-64k.h.

#define pte_iterate_hashed_end

(

)

} while(0); } } while(0)

Definition at line 72 of file pte-hash64-64k.h.

#define pte_iterate_hashed_subpages	(		rpte,
			psize,
			vpn,
			index,
			shift
	)

Value:

do {                                \
        unsigned long __end = vpn + (1UL << (PAGE_SHIFT - VPN_SHIFT));  \
        unsigned __split = (psize == MMU_PAGE_4K ||     \
                    psize == MMU_PAGE_64K_AP);      \
        shift = mmu_psize_defs[psize].shift;            \
        for (index = 0; vpn < __end; index++,           \
                 vpn += (1L << (shift - VPN_SHIFT))) {  \
            if (!__split || __rpte_sub_valid(rpte, index))  \
                do {

Definition at line 61 of file pte-hash64-64k.h.

#define pte_pagesize_index	(		mm,
			addr,
			pte
	)		(((pte) & _PAGE_COMBO)? MMU_PAGE_4K: MMU_PAGE_64K)

Definition at line 74 of file pte-hash64-64k.h.

#define PTE_RPN_SHIFT   (30)

Definition at line 39 of file pte-hash64-64k.h.

#define remap_4k_pfn	(		vma,
			addr,
			pfn,
			prot
	)

Value:

remap_pfn_range((vma), (addr), (pfn), PAGE_SIZE,        \
            __pgprot(pgprot_val((prot)) | _PAGE_4K_PFN))

Definition at line 77 of file pte-hash64-64k.h.