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microblaze: add a dummy pgprot_noncached

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Some device drivers call this, so add a macro
that pretends to do this. Since there is no
MMU support, it won't actually result in an
uncached mapping, though.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Michal Simek <monstr@monstr.eu>
This commit is contained in:
Arnd Bergmann 2009-05-01 21:44:51 +00:00 committed by Michal Simek
parent 6b4374261a
commit 0c60155e14
1 changed files with 2 additions and 0 deletions
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2
arch/microblaze/include/asm/pgtable.h
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@ -27,6 +27,8 @@
#define PAGE_READONLY __pgprot(0) /* these mean nothing to non MMU */
#define PAGE_KERNEL __pgprot(0) /* these mean nothing to non MMU */
#define pgprot_noncached(x) (x)
#define __swp_type(x) (0)
#define __swp_offset(x) (0)
#define __swp_entry(typ, off) ((swp_entry_t) { ((typ) | ((off) << 7)) })