nfsd4: typo logical vs bitwise negate for want_mask
[linux-btrfs-devel.git] / arch / avr32 / include / asm / pgtable-2level.h
blob425dd567b5b955424ef4f995ddf49decdf4637fd
1 /*
2 * Copyright (C) 2004-2006 Atmel Corporation
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License version 2 as
6 * published by the Free Software Foundation.
7 */
8 #ifndef __ASM_AVR32_PGTABLE_2LEVEL_H
9 #define __ASM_AVR32_PGTABLE_2LEVEL_H
11 #include <asm-generic/pgtable-nopmd.h>
14 * Traditional 2-level paging structure
16 #define PGDIR_SHIFT 22
17 #define PTRS_PER_PGD 1024
19 #define PTRS_PER_PTE 1024
21 #ifndef __ASSEMBLY__
22 #define pte_ERROR(e) \
23 printk("%s:%d: bad pte %08lx.\n", __FILE__, __LINE__, pte_val(e))
24 #define pgd_ERROR(e) \
25 printk("%s:%d: bad pgd %08lx.\n", __FILE__, __LINE__, pgd_val(e))
28 * Certain architectures need to do special things when PTEs
29 * within a page table are directly modified. Thus, the following
30 * hook is made available.
32 #define set_pte(pteptr, pteval) (*(pteptr) = pteval)
33 #define set_pte_at(mm,addr,ptep,pteval) set_pte(ptep, pteval)
36 * (pmds are folded into pgds so this doesn't get actually called,
37 * but the define is needed for a generic inline function.)
39 #define set_pmd(pmdptr, pmdval) (*(pmdptr) = pmdval)
41 #define pte_pfn(x) ((unsigned long)(((x).pte >> PAGE_SHIFT)))
42 #define pfn_pte(pfn, prot) __pte(((pfn) << PAGE_SHIFT) | pgprot_val(prot))
43 #define pfn_pmd(pfn, prot) __pmd(((pfn) << PAGE_SHIFT) | pgprot_val(prot))
45 #endif /* !__ASSEMBLY__ */
47 #endif /* __ASM_AVR32_PGTABLE_2LEVEL_H */