| 0,0 → 1,54 |
|---|
| /* |
| * Copyright (C) 2005 Jakub Jermar |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * - Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * - Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * - The name of the author may not be used to endorse or promote products |
| * derived from this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
| * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
| * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
| * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #include <arch/mm/frame.h> |
| #include <mm/frame.h> |
| #include <arch/asm/boot.h> |
| #include <arch/mm/page.h> |
| #include <config.h> |
| #include <panic.h> |
| #include <print.h> |
| #include <arch/drivers/arc.h> |
| |
| /** Create memory zones |
| * |
| * If ARC is known, read information from ARC, otherwise |
| * assume some defaults. |
| * - blacklist first FRAME because there is an exception vector |
| */ |
| void frame_arch_init(void) |
| { |
| /* Blacklist first 4KB, exception vector */ |
| frame_region_not_free(0, FRAME_SIZE); |
| |
| if (arc_enabled()) |
| arc_frame_init(); |
| else |
| zone_create_in_region(KA2PA(KERNEL_LOAD_ADDRESS), |
| config.memory_size & ~(FRAME_SIZE-1)); |
| } |