1/* 2 * linux/include/asm-arm/arch-epxa10db/vmalloc.h 3 * 4 * Copyright (C) 2000 Russell King. 5 * 6 * This program is free software; you can redistribute it and/or modify 7 * it under the terms of the GNU General Public License as published by 8 * the Free Software Foundation; either version 2 of the License, or 9 * (at your option) any later version. 10 * 11 * This program is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 * GNU General Public License for more details. 15 * 16 * You should have received a copy of the GNU General Public License 17 * along with this program; if not, write to the Free Software 18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 19 */ 20 21/* 22 * Just any arbitrary offset to the start of the vmalloc VM area: the 23 * current 8MB value just means that there will be a 8MB "hole" after the 24 * physical memory until the kernel virtual memory starts. That means that 25 * any out-of-bounds memory accesses will hopefully be caught. 26 * The vmalloc() routines leaves a hole of 4kB between each vmalloced 27 * area for the same reason. ;) 28 */ 29#define VMALLOC_OFFSET (8*1024*1024) 30#define VMALLOC_START (((unsigned long)high_memory + VMALLOC_OFFSET) & ~(VMALLOC_OFFSET-1)) 31#define VMALLOC_VMADDR(x) ((unsigned long)(x)) 32#define VMALLOC_END (PAGE_OFFSET + 0x10000000) 33