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2511 vana 1
#
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# Copyright (c) 2006 Martin Decky
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# Copyright (c) 2006 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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#include <stack.h>
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.section BOOTSTRAP, "ax"
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.global start
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start:
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	mov ar.rsc = r0
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#	movl r8 = (VRN_KERNEL << VRN_SHIFT) ;;
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	movl r1 = 0x4400000
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	movl r8 = initial_stack ;;
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	mov ar.bspstore = r8
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	loadrs
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	# initialize memory stack to some sane value
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	movl r12 = initial_stack_top ;;
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	add r12 = -16, r12	/* allocate a scratch area on the stack */
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	# initialize gp (Global Pointer) register
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	#movl r1 = _hardcoded_load_address
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	ssm (1 << 19) ;; /* Disable f32 - f127 */
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	srlz.i
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	srlz.d ;;
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	movl r18 = bootstrap ;;
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	mov b1 = r18 ;;
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	br.call.sptk.many b0 = b1
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.bss
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.align 8192
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initial_stack:
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	.space 8192
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initial_stack_top: