0,0 → 1,61 |
/* |
* Copyright (C) 2001-2004 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 <mm/frame.h> |
#include <arch/mm/frame.h> |
#include <mm/vm.h> |
#include <config.h> |
#include <arch/boot/boot.h> |
#include <arch/boot/memmap.h> |
#include <panic.h> |
|
size_t hardcoded_unmapped_ktext_size = 0; |
size_t hardcoded_unmapped_kdata_size = 0; |
|
void frame_arch_init(void) |
{ |
zone_t *z; |
__u8 i; |
|
if (config.cpu_active == 1) { |
for (i=0;i<e820counter;i++) { |
if (e820table[i].type==MEMMAP_MEMORY_AVAILABLE) { |
z = zone_create(e820table[i].base_address, e820table[i].size & ~(FRAME_SIZE-1), 0); |
if (!z) { |
panic("Cannot allocate zone (%dB).\n", e820table[i].size & ~(FRAME_SIZE-1)); |
} |
zone_attach(z); |
} |
} |
|
frame_not_free(0); |
|
/* Reserve real mode bootstrap memory */ |
frame_region_not_free(BOOTSTRAP_OFFSET, BOOTSTRAP_OFFSET + hardcoded_unmapped_ktext_size + hardcoded_unmapped_kdata_size); |
} |
} |