OpenCloudOS-Kernel/arch/powerpc/include/asm/pte-hash64-4k.h

18 lines
632 B
C

/* 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)