diff options
| author | Chris Metcalf <cmetcalf@tilera.com> | 2010-05-29 07:09:12 +0400 |
|---|---|---|
| committer | Chris Metcalf <cmetcalf@tilera.com> | 2010-06-05 01:11:18 +0400 |
| commit | 867e359b97c970a60626d5d76bbe2a8fadbf38fb (patch) | |
| tree | c5ccbb7f5172e8555977119608ecb1eee3cc37e3 /arch/tile/include/asm/mman.h | |
| parent | 5360bd776f73d0a7da571d72a09a03f237e99900 (diff) | |
| download | linux-867e359b97c970a60626d5d76bbe2a8fadbf38fb.tar.xz | |
arch/tile: core support for Tilera 32-bit chips.
This change is the core kernel support for TILEPro and TILE64 chips.
No driver support (except the console driver) is included yet.
This includes the relevant Linux headers in asm/; the low-level
low-level "Tile architecture" headers in arch/, which are
shared with the hypervisor, etc., and are build-system agnostic;
and the relevant hypervisor headers in hv/.
Signed-off-by: Chris Metcalf <cmetcalf@tilera.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Reviewed-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/tile/include/asm/mman.h')
| -rw-r--r-- | arch/tile/include/asm/mman.h | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/arch/tile/include/asm/mman.h b/arch/tile/include/asm/mman.h new file mode 100644 index 000000000000..4c6811e3e8dc --- /dev/null +++ b/arch/tile/include/asm/mman.h @@ -0,0 +1,40 @@ +/* + * Copyright 2010 Tilera Corporation. All Rights Reserved. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation, version 2. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or + * NON INFRINGEMENT. See the GNU General Public License for + * more details. + */ + +#ifndef _ASM_TILE_MMAN_H +#define _ASM_TILE_MMAN_H + +#include <asm-generic/mman-common.h> +#include <arch/chip.h> + +/* Standard Linux flags */ + +#define MAP_POPULATE 0x0040 /* populate (prefault) pagetables */ +#define MAP_NONBLOCK 0x0080 /* do not block on IO */ +#define MAP_GROWSDOWN 0x0100 /* stack-like segment */ +#define MAP_LOCKED 0x0200 /* pages are locked */ +#define MAP_NORESERVE 0x0400 /* don't check for reservations */ +#define MAP_DENYWRITE 0x0800 /* ETXTBSY */ +#define MAP_EXECUTABLE 0x1000 /* mark it as an executable */ +#define MAP_HUGETLB 0x4000 /* create a huge page mapping */ + + +/* + * Flags for mlockall + */ +#define MCL_CURRENT 1 /* lock all current mappings */ +#define MCL_FUTURE 2 /* lock all future mappings */ + + +#endif /* _ASM_TILE_MMAN_H */ |