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368 jermar 1 
/*
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 * Copyright (c) 2005 Jakub Jermar
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 * All rights reserved.
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 *
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 * Redistribution and use in source and binary forms, with or without
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 * modification, are permitted provided that the following conditions
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 * are met:
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 *
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 * - Redistributions of source code must retain the above copyright
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 *   notice, this list of conditions and the following disclaimer.
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 * - Redistributions in binary form must reproduce the above copyright
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 *   notice, this list of conditions and the following disclaimer in the
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 *   documentation and/or other materials provided with the distribution.
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 * - The name of the author may not be used to endorse or promote products
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 *   derived from this software without specific prior written permission.
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 *
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 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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 */
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/** @addtogroup ia64mm 
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 * @{
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 */
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/** @file
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 */
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#include <arch/mm/frame.h>
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#include <mm/frame.h>
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#include <config.h>
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#include <panic.h>
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#include <arch/bootinfo.h>
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#include <align.h>
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#include <macros.h>
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#define KERNEL_RESERVED_AREA_BASE (0x4400000)
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#define KERNEL_RESERVED_AREA_SIZE (16*1024*1024)
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#define ONE_TO_ONE_MAPPING_SIZE (256*1048576) // Mapped at start
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#define ROM_BASE    0xa0000               //For ski
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#define ROM_SIZE    (384 * 1024)          //For ski
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void poke_char(int x,int y,char ch, char c);
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#define MIN_ZONE_SIZE (64*1024)
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uintptr_t last_frame;
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#define MINCONF 1
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void frame_arch_init(void)
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{
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    if(config.cpu_active==1){
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        unsigned int i;
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        for(i=0;i<bootinfo->memmap_items;i++){
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            if (bootinfo->memmap[i].type==EFI_MEMMAP_FREE_MEM){
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                uint64_t base=bootinfo->memmap[i].base;
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                uint64_t size=bootinfo->memmap[i].size;
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                uint64_t abase=ALIGN_UP(base,FRAME_SIZE);
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                if(size>FRAME_SIZE) size -=abase-base;
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                if(size>MIN_ZONE_SIZE)  {
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                    zone_create(abase >> FRAME_WIDTH, (size) >> FRAME_WIDTH, max(MINCONF,((abase) >> FRAME_WIDTH)), 0);
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                }  
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            }
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        }
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        /*
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        * Blacklist ROM regions.
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        */
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        frame_mark_unavailable(ADDR2PFN(ROM_BASE), SIZE2FRAMES(ROM_SIZE));
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        frame_mark_unavailable(ADDR2PFN(KERNEL_RESERVED_AREA_BASE), SIZE2FRAMES(KERNEL_RESERVED_AREA_SIZE));
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    }  
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}
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/** @}
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 */