/*
* ========== Copyright Header Begin ==========================================
* 
* OpenSPARC T2 Processor File: tso_n2_false_sharing6.s
* Copyright (C) 1995-2007 Sun Microsystems, Inc. All Rights Reserved
* 4150 Network Circle, Santa Clara, California 95054, U.S.A.
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* 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 General Public License for more details.
*
* You should have received a copy of the GNU 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
*
* For the avoidance of doubt, and except that if any non-GPL license 
* choice is available it will apply instead, Sun elects to use only 
* the General Public License version 2 (GPLv2) at this time for any 
* software where a choice of GPL license versions is made 
* available with the language indicating that GPLv2 or any later version 
* may be used, or where a choice of which version of the GPL is applied is 
* otherwise unspecified. 
*
* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, 
* CA 95054 USA or visit www.sun.com if you need additional information or 
* have any questions. 
*
* 
* ========== Copyright Header End ============================================
*/
#define data_base_reg	  		%o1
#define to_reg	  			%o2
#define my_id_reg	  		%o3
#define test_reg	  		%o4
#define global_cnt_reg	  		%o5

#define TIMEOUT 	  		0x1000
#define ITERATIONS 	  		0x2

#include "hboot.s"

.global main

main:

        set     ITERATIONS,	global_cnt_reg 	
	mov	%g0, my_id_reg

th_fork(th_main,%l0)

th_main_0:
        add     my_id_reg, 0x00, my_id_reg	! this is my ID address
	ba	go
	nop

th_main_1:
!       add     my_id_reg, 0x04, my_id_reg
!	ba	go
!	nop
        mov    0xff, %g5
iloop1:
        call   leafRoutine
        nop
        deccc  %g5
        bnz    iloop1
        nop

th_main_2:
!       add     my_id_reg, 0x08, my_id_reg
!	ba	go
!	nop
        mov    0xff, %g5
iloop2:
        call   leafRoutine
        nop
        deccc  %g5
        bnz    iloop2
        nop


th_main_3:
        add     my_id_reg, 0x0c, my_id_reg
	ba	go
	nop

th_main_4:
        add     my_id_reg, 0x10, my_id_reg
	ba	go
	nop

th_main_5:
        add     my_id_reg, 0x14, my_id_reg
	ba	go
	nop

th_main_6:
        add     my_id_reg, 0x18, my_id_reg
	ba	go
	nop

th_main_7:
        add     my_id_reg, 0x1c, my_id_reg
	ba	go
	nop

go:
	setx    protected_area,	%l0, data_base_reg	! the data area

	set 	100, %l0
	add	my_id_reg, data_base_reg, data_base_reg
	add	my_id_reg, data_base_reg, %i1
loop1:
	st 	%i1, [data_base_reg]  			! store my ID in there
	add	data_base_reg, 0x40, data_base_reg 	! increment the address
	add	%i1, 1, %i1
	deccc	%l0
	bne 	loop1					! repeat
	nop

	set 	100, %l0
loop2:
	sub	data_base_reg, 0x40, data_base_reg 
	sub	%i1, 1, %i1
	ld 	[data_base_reg], %l1			! read the data area
	subcc 	%l1, %i1, %l1				! should be same as i1
	bne	bad_end
	nop
	deccc	%l0					! repeat
	bne 	loop2
	nop

check_done:						! check if done
	deccc	global_cnt_reg
        be	good_end
	nop
	ba	go
	nop

good_end:
        ta      T_GOOD_TRAP
bad_end:
        ta      T_BAD_TRAP

!==========================

	.data
.global protected_area
protected_area:
	.word	0xbeef
.global leafRoutine
leafRoutine:
        .word   0x81c3e008
        .word   0x01000000
	.skip 0x1000
	.word	0xbeef
	
.end