/*	Copyright 2001, 2002 Georges Menie (www.menie.org)    This program is free software; you can redistribute it and/or modify    it under the terms of the GNU Lesser General Public License as published by    the Free Software Foundation; either version 2 of the License, or    (at your option) any later version.    This program is distributed in the hope that it will be useful,    but WITHOUT ANY WARRANTY; without even the implied warranty of    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the    GNU Lesser General Public License for more details.    You should have received a copy of the GNU Lesser General Public License    along with this program; if not, write to the Free Software    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA*/	.title "crt0.S for m68k"	.extern main	.extern __stack	.extern __text_end	.extern __data_start	.extern __data_end	.extern __bss_start	.extern __bss_end	.text/* * set things up so the application will run. This *must* be called start. */	.global startstart:        /* See if user supplied their own stack (__stack != 0).  If not, then         * default to using the value of %sp as set by the ROM monitor.         */        move.l  #__stack, %a0        cmp.l   #0, %a0        jbeq    1f        move.l  %a0, %sp1:        /* initialize the data section */	lea.l	__text_end,%a0	lea.l	__data_start,%a1	lea.l	__data_end,%a22:	cmpa.l  %a1,%a2        jbeq	3f	move.l	(%a0)+,(%a1)+	jbra	2b3:        /* initialize the bss section */        lea.l   __bss_start,%a0        lea.l   __bss_end,%a14:	cmpa.l  %a0,%a1        jbeq	5f	move.l  #0,(%a0)+	jbra	4b5:	/* * call the main routine from the application to get it going. * main (argc, argv, environ) * we pass argv as a pointer to NULL. */        pea     0        pea     environ        pea     %sp@(4)        pea     0	jsr	main        move.l  %d0, %sp@-/* * Define exit to a jump to the board monitor */        .global exitexit:	move.l	#-1,0xfffff304	move.b	#0,0xfffff300;	movea.l	#0x04000000,%a0;	movea.l	0(%a0),%sp;	movea.l	4(%a0),%a0;	jmp	(%a0);/* * Define an empty __main */        .global __main__main:        rts/* * Define an empty environment. */	.data        .align 2environ:        .long 0