| /* |
| * Copyright (c) 2011 The Chromium OS Authors. |
| * |
| * See file CREDITS for list of people who contributed to this |
| * project. |
| * |
| * 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 |
| */ |
| |
| /* |
| * Given a physical address and a length, return a virtual address |
| * that can be used to access the memory range with the caching |
| * properties specified by "flags". |
| */ |
| #define MAP_NOCACHE (0) |
| #define MAP_WRCOMBINE (0) |
| #define MAP_WRBACK (0) |
| #define MAP_WRTHROUGH (0) |
| |
| void *map_physmem(phys_addr_t paddr, unsigned long len, unsigned long flags); |
| |
| /* |
| * Take down a mapping set up by map_physmem(). |
| */ |
| static inline void unmap_physmem(void *vaddr, unsigned long flags) |
| { |
| |
| } |