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2145 kebrt 1
#
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# Copyright (c) 2007 Michal Kebrt
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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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2236 kebrt 30
#include "mm.h"
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2145 kebrt 32
.section BOOTSTRAP
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.global start
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.global jump_to_kernel
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.global page_table
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.global boot_stack
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start:
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	ldr sp, =boot_stack
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	b bootstrap
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jump_to_kernel:
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	#
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	# TODO
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	# Make sure that the I-cache, D-cache and memory are mutually coherent
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	# before passing control to the copied code.
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	#
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	bx r0
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4669 pillai 51
#bootloader stack
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.section ST
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	.space 4096
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boot_stack:
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2323 kebrt 56
# place page_table to PT section
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.section PT
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# make place for PTL0 page table
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page_table:
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	.skip PTL0_ENTRIES * PTL0_ENTRY_SIZE