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Add PG_PS_PDP_FRAME symbol.

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Similar to PG_FRAME and PG_PS_FRAME, it denotes the mask of the
physical address component of 1G superpage PDP entry.

Reviewed by:	alc, markj
Sponsored by:	The FreeBSD Foundation
MFC after:	1 week
Differential revision:	https://reviews.freebsd.org/D20386
This commit is contained in:
Konstantin Belousov 2019-05-24 23:26:17 +00:00
parent 5d0e829978
commit f3dbf2ca4a
1 changed files with 1 additions and 0 deletions
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sys/amd64/include/pmap.h
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@ -119,6 +119,7 @@
#define PG_PROMOTED X86_PG_AVAIL(54) /* PDE only */
#define PG_FRAME (0x000ffffffffff000ul)
#define PG_PS_FRAME (0x000fffffffe00000ul)
#define PG_PS_PDP_FRAME (0x000fffffc0000000ul)
/*
* Promotion to a 2MB (PDE) page mapping requires that the corresponding 4KB