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Initial commit of OpenSPARC T2 design and verification files.
[OpenSPARC-T2-DV] / verif / diag / assembly / arch / prm / tso / tso_directed / tso_n1_cross_mod5.s
CommitLineData
86530b38
AT		 1/*
2* ========== Copyright Header Begin ==========================================
3*
4* OpenSPARC T2 Processor File: tso_n1_cross_mod5.s
5* Copyright (C) 1995-2007 Sun Microsystems, Inc. All Rights Reserved
6* 4150 Network Circle, Santa Clara, California 95054, U.S.A.
7*
8* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
9*
10* This program is free software; you can redistribute it and/or modify
11* it under the terms of the GNU General Public License as published by
12* the Free Software Foundation; version 2 of the License.
13*
14* This program is distributed in the hope that it will be useful,
15* but WITHOUT ANY WARRANTY; without even the implied warranty of
16* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17* GNU General Public License for more details.
18*
19* You should have received a copy of the GNU General Public License
20* along with this program; if not, write to the Free Software
21* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22*
23* For the avoidance of doubt, and except that if any non-GPL license
24* choice is available it will apply instead, Sun elects to use only
25* the General Public License version 2 (GPLv2) at this time for any
26* software where a choice of GPL license versions is made
27* available with the language indicating that GPLv2 or any later version
28* may be used, or where a choice of which version of the GPL is applied is
29* otherwise unspecified.
30*
31* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
32* CA 95054 USA or visit www.sun.com if you need additional information or
33* have any questions.
34*
35*
36* ========== Copyright Header End ============================================
37*/
38#define MAIN_BASE_DATA_ADDR 0x160000
39#define MAIN_BASE_TEXT_ADDR 0x150000
40#define MAIN_BASE_DATA_ADDR_RA 0x100160000
41#define MAIN_BASE_TEXT_ADDR_RA 0x100150000
42
43#define USER_PAGE_CUSTOM_MAP
44#include "hboot.s"
45
46SECTION .MAIN TEXT_VA=0x150000, DATA_VA=0x160000
47
48attr_text {
49 Name = .MAIN,
50 VA=MAIN_BASE_TEXT_ADDR,
51 RA=MAIN_BASE_TEXT_ADDR_RA,
52 PA=ra2pa(MAIN_BASE_TEXT_ADDR_RA,0),
53part_0_ctx_nonzero_tsb_config_0,
54 TTE_G=0, TTE_Context=PCONTEXT, TTE_V=1, TTE_Size=0, TTE_NFO=0,
55 TTE_IE=0, TTE_Soft2=0, TTE_Diag=0, TTE_Soft=0,
56 TTE_L=0, TTE_CP=1, TTE_CV=1, TTE_E=0, TTE_EP=1, TTE_P=0, TTE_W=1
57 }
58
59attr_data {
60 Name = .MAIN,
61 VA=MAIN_BASE_DATA_ADDR,
62 RA=MAIN_BASE_DATA_ADDR_RA,
63 PA=ra2pa(MAIN_BASE_DATA_ADDR_RA,0),
64part_0_ctx_nonzero_tsb_config_0,
65 TTE_G=0, TTE_Context=PCONTEXT, TTE_V=1, TTE_Size=0, TTE_NFO=0,
66 TTE_IE=0, TTE_Soft2=0, TTE_Diag=0, TTE_Soft=0,
67 TTE_L=0, TTE_CP=1, TTE_CV=1, TTE_E=0, TTE_P=0, TTE_W=1
68 }
69
70.text
71.global main
72main:
73 clr %l0
74
75 th_fork(th_main,%l0)
76
77
78! this thread modfifies the code
79!===============================
80th_main_0:
81
82 set 0x40, %i7 ! loop counting
83
84 setx ready, %l0, %l1 ! pointers...
85 setx noop, %l0, %l2
86 ld [%l2], %o7 ! %o7 contains the nop command
87
88deliver_loop:
89
90 setx modified1, %l0, %l3 !
91deliver_loop1:
92 ld [%l1], %o0 ! read ready.
93 tst %o0 ! should be 0.
94 bne deliver_loop1
95 nop
96
97 st %o7, [%l3] ! modify the code.
98 st %o7, [%l3 + 4] ! and then flush.
99 flush %l3 ! the register value does not matter
100
101 setx modified2, %l0, %l3 !
102deliver_loop2:
103 ld [%l1 + 0x4], %o0 ! read ready.
104 tst %o0 ! should be 0.
105 bne deliver_loop2
106 nop
107
108 st %o7, [%l3] ! modify the code.
109 st %o7, [%l3 + 4] ! and then flush.
110 flush %l3 ! the register value does not matter
111
112 setx modified3, %l0, %l3 !
113deliver_loop3:
114 ld [%l1 + 0x8], %o0 ! read ready.
115 tst %o0 ! should be 0.
116 bne deliver_loop3
117 nop
118
119 st %o7, [%l3] ! modify the code.
120 st %o7, [%l3 + 4] ! and then flush.
121 flush %l3 ! the register value does not matter
122
123 deccc %i7 ! count
124 bne goon
125 nop
126 ba final_stuff ! go to end if finished
127 nop
128
129goon:
130 set 1, %i0 ! set ready
131 st %i0, [%l1] !
132 st %i0, [%l1+4] !
133 st %i0, [%l1+8] !
134 ba deliver_loop ! repeat
135 nop
136
137final_stuff:
138 set 0x1, %i0 ! 55 means we are done.
139 st %i0, [%l1] !
140 st %i0, [%l1+4] !
141 set 0x55, %i0 ! 55 means we are done.
142 st %i0, [%l1+8] !
143 ba good_end
144 nop
145
146! these are the receivers
147!------------------------
148th_main_1:
149th_main_4:
150
151 setx ready, %l0, %l1 ! pointers...
152 setx bad_end, %l0, %l2
153 ld [%l2], %o7 ! o7 contains a ta 0x101
154
155wait_loop: ! wait for ready flag
156wait_loop1: ! wait for ready flag
157 ld [%l1], %o0
158 subcc %o0, 0x1, %i1 ! code for available data
159 bne wait_loop1
160 nop
161 nop
162modified1:
163 ta T_BAD_TRAP ! this data is overwritten
164 ta T_BAD_TRAP ! with nop-s, so diag goes on.
165
166wait_loop2: ! wait for ready flag
167 ld [%l1+0x4], %o0
168 subcc %o0, 0x1, %i1 ! check for end of test flag.
169 bne wait_loop2
170 nop
171 nop
172modified2:
173 ta T_BAD_TRAP ! this data is overwritten
174 ta T_BAD_TRAP ! with nop-s, so diag goes on.
175
176wait_loop3: ! wait for ready flag
177 ld [%l1+0x8], %o0
178 subcc %o0, 0x55, %i1 ! check for end of test flag.
179 be good_end ! end the test
180 nop
181 subcc %o0, 0x1, %i1 ! code for available data
182 bne wait_loop3
183 nop
184 nop
185modified3:
186 ta T_BAD_TRAP ! this data is overwritten
187 ta T_BAD_TRAP ! with nop-s, so diag goes on.
188
189 setx modified1, %l0, %l3
190 st %o7, [%l3] ! now overwrite again to ta T_BAD_TRAP
191 st %o7, [%l3 + 4]
192 setx modified2, %l0, %l3
193 st %o7, [%l3] ! now overwrite again to ta T_BAD_TRAP
194 st %o7, [%l3 + 4]
195 setx modified3, %l0, %l3
196 st %o7, [%l3] ! now overwrite again to ta T_BAD_TRAP
197 st %o7, [%l3 + 4]
198
199 st %g0, [%l1] ! reset the flags
200 st %g0, [%l1 + 4]
201 st %g0, [%l1 + 8]
202
203 ba wait_loop ! do it again
204 nop
205
206good_end:
207 ta T_GOOD_TRAP
208bad_end:
209 ta T_BAD_TRAP
210noop:
211 nop
212
213!------------------------------------------------------------------------------
214
215.data
216.global ready
217ready:
218 .word 0x0
219 .word 0x0
220 .word 0x0
221 .word 0x0
222
223.end
224
Full OpenSPARC design & verification tarball including full HDL.