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authorMichal Simek <monstr@monstr.eu>2009-03-27 09:25:37 -0400
committerMichal Simek <monstr@monstr.eu>2009-03-27 09:25:37 -0400
commit6a3cece5e5e7e7c0fde769d7cf065fb8aef6e54e (patch)
tree9962f685e0155b87d8adf2ca6fa828ae964785d9 /arch/microblaze/include
parent10713b1d9f4e64468e9b9d38c32eea0814568b92 (diff)
microblaze_v8: headers pgalloc.h pgtable.h
Reviewed-by: Ingo Molnar <mingo@elte.hu> Acked-by: John Linn <john.linn@xilinx.com> Acked-by: Stephen Neuendorffer <stephen.neuendorffer@xilinx.com> Acked-by: John Williams <john.williams@petalogix.com> Signed-off-by: Michal Simek <monstr@monstr.eu>
Diffstat (limited to 'arch/microblaze/include')
-rw-r--r--arch/microblaze/include/asm/pgalloc.h14
-rw-r--r--arch/microblaze/include/asm/pgtable.h54
2 files changed, 68 insertions, 0 deletions
diff --git a/arch/microblaze/include/asm/pgalloc.h b/arch/microblaze/include/asm/pgalloc.h
new file mode 100644
index 000000000000..2a4b35484010
--- /dev/null
+++ b/arch/microblaze/include/asm/pgalloc.h
@@ -0,0 +1,14 @@
1/*
2 * Copyright (C) 2006 Atmark Techno, Inc.
3 *
4 * This file is subject to the terms and conditions of the GNU General Public
5 * License. See the file "COPYING" in the main directory of this archive
6 * for more details.
7 */
8
9#ifndef _ASM_MICROBLAZE_PGALLOC_H
10#define _ASM_MICROBLAZE_PGALLOC_H
11
12#define check_pgt_cache() do {} while (0)
13
14#endif /* _ASM_MICROBLAZE_PGALLOC_H */
diff --git a/arch/microblaze/include/asm/pgtable.h b/arch/microblaze/include/asm/pgtable.h
new file mode 100644
index 000000000000..4df31e46568e
--- /dev/null
+++ b/arch/microblaze/include/asm/pgtable.h
@@ -0,0 +1,54 @@
1/*
2 * Copyright (C) 2006 Atmark Techno, Inc.
3 *
4 * This file is subject to the terms and conditions of the GNU General Public
5 * License. See the file "COPYING" in the main directory of this archive
6 * for more details.
7 */
8
9#ifndef _ASM_MICROBLAZE_PGTABLE_H
10#define _ASM_MICROBLAZE_PGTABLE_H
11
12#include <asm/setup.h>
13
14#define io_remap_pfn_range(vma, vaddr, pfn, size, prot) \
15 remap_pfn_range(vma, vaddr, pfn, size, prot)
16
17#define pgd_present(pgd) (1) /* pages are always present on non MMU */
18#define pgd_none(pgd) (0)
19#define pgd_bad(pgd) (0)
20#define pgd_clear(pgdp)
21#define kern_addr_valid(addr) (1)
22#define pmd_offset(a, b) ((void *) 0)
23
24#define PAGE_NONE __pgprot(0) /* these mean nothing to non MMU */
25#define PAGE_SHARED __pgprot(0) /* these mean nothing to non MMU */
26#define PAGE_COPY __pgprot(0) /* these mean nothing to non MMU */
27#define PAGE_READONLY __pgprot(0) /* these mean nothing to non MMU */
28#define PAGE_KERNEL __pgprot(0) /* these mean nothing to non MMU */
29
30#define __swp_type(x) (0)
31#define __swp_offset(x) (0)
32#define __swp_entry(typ, off) ((swp_entry_t) { ((typ) | ((off) << 7)) })
33#define __pte_to_swp_entry(pte) ((swp_entry_t) { pte_val(pte) })
34#define __swp_entry_to_pte(x) ((pte_t) { (x).val })
35
36#ifndef __ASSEMBLY__
37static inline int pte_file(pte_t pte) { return 0; }
38#endif /* __ASSEMBLY__ */
39
40#define ZERO_PAGE(vaddr) ({ BUG(); NULL; })
41
42#define swapper_pg_dir ((pgd_t *) NULL)
43
44#define pgtable_cache_init() do {} while (0)
45
46#define arch_enter_lazy_cpu_mode() do {} while (0)
47
48#ifndef __ASSEMBLY__
49#include <asm-generic/pgtable.h>
50
51void setup_memory(void);
52#endif /* __ASSEMBLY__ */
53
54#endif /* _ASM_MICROBLAZE_PGTABLE_H */