diff options
Diffstat (limited to 'include/asm-arm/arch-imx/vmalloc.h')
| -rw-r--r-- | include/asm-arm/arch-imx/vmalloc.h | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/include/asm-arm/arch-imx/vmalloc.h b/include/asm-arm/arch-imx/vmalloc.h new file mode 100644 index 00000000000..252038f4816 --- /dev/null +++ b/include/asm-arm/arch-imx/vmalloc.h @@ -0,0 +1,32 @@ +/* + * linux/include/asm-arm/arch-imx/vmalloc.h + * + * Copyright (C) 2000 Russell King. + * + * 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; either version 2 of the License, or + * (at your option) any later version. + * + * 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. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +/* + * Just any arbitrary offset to the start of the vmalloc VM area: the + * current 8MB value just means that there will be a 8MB "hole" after the + * physical memory until the kernel virtual memory starts. That means that + * any out-of-bounds memory accesses will hopefully be caught. + * The vmalloc() routines leaves a hole of 4kB between each vmalloced + * area for the same reason. ;) + */ +#define VMALLOC_OFFSET (8*1024*1024) +#define VMALLOC_START (((unsigned long)high_memory + VMALLOC_OFFSET) & ~(VMALLOC_OFFSET-1)) +#define VMALLOC_VMADDR(x) ((unsigned long)(x)) +#define VMALLOC_END (PAGE_OFFSET + 0x10000000) |