[linux-2.6-block.git] / arch / powerpc / include / asm / book3s / 64 / hash-4k.h

/* To be include by pgtable-hash64.h only */

/* PTE bits */
#define _PAGE_HASHPTE	0x0400 /* software: pte has an associated HPTE */
#define _PAGE_SECONDARY 0x8000 /* software: HPTE is in secondary group */
#define _PAGE_GROUP_IX  0x7000 /* software: HPTE index within group */
#define _PAGE_F_SECOND  _PAGE_SECONDARY
#define _PAGE_F_GIX     _PAGE_GROUP_IX
#define _PAGE_SPECIAL	0x10000 /* software: special page */

/* PTE flags to conserve for HPTE identification */
#define _PAGE_HPTEFLAGS (_PAGE_BUSY | _PAGE_HASHPTE | \
			 _PAGE_SECONDARY | _PAGE_GROUP_IX)

/* shift to put page number into pte */
#define PTE_RPN_SHIFT	(17)
Commit	Line	Data
c605782b BH	1	/* To be include by pgtable-hash64.h only */
	2
	3	/* PTE bits */
	4	#define _PAGE_HASHPTE 0x0400 /* software: pte has an associated HPTE */
	5	#define _PAGE_SECONDARY 0x8000 /* software: HPTE is in secondary group */
	6	#define _PAGE_GROUP_IX 0x7000 /* software: HPTE index within group */
	7	#define _PAGE_F_SECOND _PAGE_SECONDARY
	8	#define _PAGE_F_GIX _PAGE_GROUP_IX
	9	#define _PAGE_SPECIAL 0x10000 /* software: special page */
	10
c605782b BH	11	/* PTE flags to conserve for HPTE identification */
	12	#define _PAGE_HPTEFLAGS (_PAGE_BUSY \| _PAGE_HASHPTE \| \
	13	_PAGE_SECONDARY \| _PAGE_GROUP_IX)
	14
	15	/* shift to put page number into pte */
	16	#define PTE_RPN_SHIFT (17)
	17