Aren
/
NetBSD
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Clean up PTE access macros a bit.

This commit is contained in:
thorpej 2002-03-24 04:38:33 +00:00
parent b8de140e4e
commit c34d24ea3c
1 changed files with 16 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

26
sys/arch/arm/include/arm32/pmap.h
View File

@ -1,4 +1,4 @@
/* $NetBSD: pmap.h,v 1.35 2002/03/24 03:37:23 thorpej Exp $ */
/* $NetBSD: pmap.h,v 1.36 2002/03/24 04:38:33 thorpej Exp $ */
/*
* Copyright (c) 1994,1995 Mark Brinicombe.
@ -192,19 +192,25 @@ extern vaddr_t pmap_curmaxkvaddr;
#define vtophys(va) \
((*vtopte(va) & PG_FRAME) | ((unsigned int)(va) & ~PG_FRAME))
#define l2pte_valid(pte) ((pte) != 0)
#define l1pte_valid(pde) ((pde) != 0)
#define l1pte_section_p(pde) (((pde) & L1_MASK) == L1_SECTION)
#define l1pte_page_p(pde) (((pde) & L1_MASK) == L1_PAGE)
#define l1pte_fpage_p(pde) (((pde) & L1_MASK) == L1_FPAGE)
#define l2pte_valid(pte) ((pte) != 0)
#define l2pte_pa(pte) ((pte) & PG_FRAME)
/* L1 and L2 page table macros */
#define pmap_pdei(v) ((v & PD_MASK) >> PDSHIFT)
#define pmap_pde(m, v) (&((m)->pm_pdir[pmap_pdei(v)]))
#define pmap_pte_pa(pte) (*(pte) & PG_FRAME)
#define pmap_pde_v(pde) (*(pde) != 0)
#define pmap_pde_section(pde) ((*(pde) & L1_MASK) == L1_SECTION)
#define pmap_pde_page(pde) ((*(pde) & L1_MASK) == L1_PAGE)
#define pmap_pde_fpage(pde) ((*(pde) & L1_MASK) == L1_FPAGE)
#define pmap_pdei(v) ((v & PD_MASK) >> PDSHIFT)
#define pmap_pde(m, v) (&((m)->pm_pdir[pmap_pdei(v)]))
#define pmap_pte_v(pte) (*(pte) != 0)
#define pmap_pde_v(pde) l1pte_valid(*(pde))
#define pmap_pde_section(pde) l1pte_section_p(*(pde))
#define pmap_pde_page(pde) l1pte_page_p(*(pde))
#define pmap_pde_fpage(pde) l1pte_fpage_p(*(pde))
#define pmap_pte_v(pte) l2pte_valid(*(pte))
#define pmap_pte_pa(pte) l2pte_pa(*(pte))
/* Size of the kernel part of the L1 page table */