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1 | /* |
2 | * ========== Copyright Header Begin ========================================== | |
3 | * | |
4 | * OpenSPARC T2 Processor File: n2_err_mcu_int_fbu_AA.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_PAGE_NUCLEUS_ALSO | |
39 | #define MAIN_PAGE_HV_ALSO | |
40 | ||
41 | #define CMP_FBD_SYND 0x0 | |
42 | ||
43 | #include "hboot.s" | |
44 | #include "asi_s.h" | |
45 | ||
46 | #define L22 0x0004100080 | |
47 | #define L23 0x00041000c0 | |
48 | ||
49 | #define L24 0x0000134100 | |
50 | #define L25 0x0000134140 | |
51 | ||
52 | #define L26 0x0000134180 | |
53 | #define L27 0x00001341c0 | |
54 | ||
55 | #ifdef MCU0 | |
56 | #define DRAM_FBR_CNT_REG_PA DRAM_FBR_CNT_REG_PA_0 | |
57 | #define DRAM_ERR_CNT_REG_PA DRAM_ERR_CNT_REG_PA_0 | |
58 | ||
59 | #define DRAM_FBD_ERR_SYND_REG_PA DRAM_FBD_ERR_SYND_REG_PA_0 | |
60 | #define DRAM_FBD_INJ_ERR_SRC_REG_PA DRAM_FBD_INJ_ERR_SRC_REG_PA_0 | |
61 | ||
62 | #define DRAM_ERR_INJ_REG 0x8400000290 | |
63 | #define DRAM_ERR_STAT_REG 0x8400000280 | |
64 | #define L2_ERR_STAT_REG 0xAB00000000 | |
65 | #define L2_ERR_ADDR_REG 0xAC00000000 | |
66 | ||
67 | #define L20 0x0004100000 | |
68 | #define L21 0x0008100000 | |
69 | #endif | |
70 | ||
71 | #ifdef MCU1 | |
72 | #define DRAM_FBR_CNT_REG_PA DRAM_FBR_CNT_REG_PA_1 | |
73 | #define DRAM_ERR_CNT_REG_PA DRAM_ERR_CNT_REG_PA_1 | |
74 | ||
75 | #define DRAM_FBD_ERR_SYND_REG_PA DRAM_FBD_ERR_SYND_REG_PA_1 | |
76 | #define DRAM_FBD_INJ_ERR_SRC_REG_PA DRAM_FBD_INJ_ERR_SRC_REG_PA_1 | |
77 | ||
78 | #define DRAM_ERR_INJ_REG 0x8400001290 | |
79 | #define DRAM_ERR_STAT_REG 0x8400001280 | |
80 | #define L2_ERR_STAT_REG 0xAB00000080 | |
81 | #define L2_ERR_ADDR_REG 0xAC00000080 | |
82 | ||
83 | #define L20 0x0004100080 | |
84 | #define L21 0x0008100080 | |
85 | #endif | |
86 | ||
87 | #ifdef MCU2 | |
88 | #define DRAM_FBR_CNT_REG_PA DRAM_FBR_CNT_REG_PA_2 | |
89 | #define DRAM_ERR_CNT_REG_PA DRAM_ERR_CNT_REG_PA_2 | |
90 | ||
91 | #define DRAM_FBD_ERR_SYND_REG_PA DRAM_FBD_ERR_SYND_REG_PA_2 | |
92 | #define DRAM_FBD_INJ_ERR_SRC_REG_PA DRAM_FBD_INJ_ERR_SRC_REG_PA_2 | |
93 | ||
94 | #define DRAM_ERR_INJ_REG 0x8400002290 | |
95 | #define DRAM_ERR_STAT_REG 0x8400002280 | |
96 | #define L2_ERR_STAT_REG 0xAB00000100 | |
97 | #define L2_ERR_ADDR_REG 0xAC00000100 | |
98 | ||
99 | #define L20 0x0004100100 | |
100 | #define L21 0x0008100100 | |
101 | #endif | |
102 | ||
103 | #ifdef MCU3 | |
104 | #define DRAM_FBR_CNT_REG_PA DRAM_FBR_CNT_REG_PA_3 | |
105 | #define DRAM_ERR_CNT_REG_PA DRAM_ERR_CNT_REG_PA_3 | |
106 | ||
107 | #define DRAM_FBD_ERR_SYND_REG_PA DRAM_FBD_ERR_SYND_REG_PA_3 | |
108 | #define DRAM_FBD_INJ_ERR_SRC_REG_PA DRAM_FBD_INJ_ERR_SRC_REG_PA_3 | |
109 | ||
110 | #define DRAM_ERR_INJ_REG 0x8400003290 | |
111 | #define DRAM_ERR_STAT_REG 0x8400003280 | |
112 | #define L2_ERR_STAT_REG 0xAB00000180 | |
113 | #define L2_ERR_ADDR_REG 0xAC00000180 | |
114 | ||
115 | #define L20 0x0004100180 | |
116 | #define L21 0x0008100180 | |
117 | #endif | |
118 | ||
119 | #ifdef ECC | |
120 | #define CMP_ECC_CNT 0x0 | |
121 | #else | |
122 | #define CMP_ECC_CNT 0x1 | |
123 | #endif | |
124 | ||
125 | #ifdef L2_OFF | |
126 | #define L2_ON_OFF_DM 0x1 | |
127 | #else | |
128 | #define L2_ON_OFF_DM 0x0 | |
129 | #endif | |
130 | ||
131 | .text | |
132 | .global main | |
133 | ||
134 | main: | |
135 | ta T_CHANGE_HPRIV | |
136 | ||
137 | ||
138 | L2_on_off_dm: | |
139 | setx L2CS_PA0, %l6, %g1 | |
140 | ldx [%g1], %o1 | |
141 | ||
142 | setx 0xfffffffffffffffc, %l6, %i1 ! <1:0>=00 | |
143 | and %i1, %o1, %o2 | |
144 | ||
145 | mov L2_ON_OFF_DM, %l0 | |
146 | or %o2, %l0, %l1 | |
147 | ||
148 | stx %l1, [%g1] | |
149 | ||
150 | nop | |
151 | membar #Sync | |
152 | ||
153 | ||
154 | set_error_count_reg: | |
155 | set 0x1, %g6 !<16>=countone=1 | |
156 | setx DRAM_ERR_CNT_REG_PA, %l7, %o2 | |
157 | stx %g6, [%o2] | |
158 | ||
159 | clear_soc_esr: | |
160 | setx SOC_ESR_REG, %l7, %g5 | |
161 | stx %g0, [%g5] | |
162 | ||
163 | clear_l2_esr: | |
164 | setx L2_ERR_STAT_REG, %l7, %g5 | |
165 | stx %g0, [%g5] | |
166 | ||
167 | clear_mcu_esr: | |
168 | setx DRAM_ERR_STAT_REG, %l7, %g5 | |
169 | stx %g0, [%g5] | |
170 | ||
171 | clear_l2_ear_0: | |
172 | setx L2_ERR_ADDR_REG, %l7, %g5 | |
173 | stx %g0, [%g5] | |
174 | ||
175 | clear_fbd_err_synd: | |
176 | setx DRAM_FBD_ERR_SYND_REG_PA, %l7, %g5 | |
177 | stx %g0, [%g5] | |
178 | ||
179 | set_inj_err_src_reg: | |
180 | set INJ_ERR_SRC, %g1 | |
181 | setx DRAM_FBD_INJ_ERR_SRC_REG_PA, %l7, %g3 | |
182 | stx %g1, [%g3] | |
183 | membar 0x40 | |
184 | ||
185 | set_ejr: | |
186 | set 0x1, %g1 | |
187 | sllx %g1, ERR_FIELD, %g2 | |
188 | setx SOC_EJR_REG, %l7, %g3 | |
189 | stx %g2, [%g3] | |
190 | membar 0x40 | |
191 | ||
192 | setx 0x40, %l1, %g4 | |
193 | delay_loop: | |
194 | nop | |
195 | nop | |
196 | nop | |
197 | nop | |
198 | dec %g4 | |
199 | brnz %g4, delay_loop | |
200 | nop | |
201 | ||
202 | ||
203 | ||
204 | check_mcu_esr: | |
205 | mov 0x1, %l1 | |
206 | sllx %l1, DRAM_ES_FBR, %l6 | |
207 | ||
208 | setx DRAM_ERR_STAT_REG, %l3, %g5 | |
209 | ldx [%g5], %l1 | |
210 | ||
211 | setx 0xffffffffffff0000, %l3, %l0 | |
212 | andcc %l0, %l1, %l5 ! Donot check SYND bits | |
213 | /* | |
214 | subcc %l5, %l6, %i4 | |
215 | brnz %i4, test_fail | |
216 | nop | |
217 | */ | |
218 | ||
219 | L2_Init: | |
220 | setx 0x1111111111111110, %g7, %o0 | |
221 | setx 0x2222222222222220, %g7, %o1 | |
222 | ||
223 | setx L20, %g7, %l0 | |
224 | setx L21, %g7, %l1 | |
225 | ||
226 | dec %g1 | |
227 | cmp %g1, %g0 | |
228 | ||
229 | ||
230 | L2_0: | |
231 | stx %o0, [%l0] | |
232 | ldx [%l0], %g1 | |
233 | ||
234 | L2_1: | |
235 | stx %o1, [%l1] | |
236 | ldx [%l1], %g1 | |
237 | membar 0x40 | |
238 | ||
239 | next_line: | |
240 | add %l0, 0x200, %l0 | |
241 | add %l1, 0x200, %l1 | |
242 | ||
243 | L2_0_again: | |
244 | stx %o0, [%l0] | |
245 | ldx [%l0], %g1 | |
246 | ||
247 | L2_1_again: | |
248 | stx %o1, [%l1] | |
249 | ldx [%l1], %g1 | |
250 | membar 0x40 | |
251 | ||
252 | check_mcu_esr_again: | |
253 | mov 0x1, %l1 | |
254 | sllx %l1, DRAM_ES_FBR, %l6 | |
255 | ||
256 | setx DRAM_ERR_STAT_REG, %l3, %g5 | |
257 | ldx [%g5], %l1 | |
258 | ||
259 | setx 0xffffffffffff0000, %l3, %l0 | |
260 | andcc %l0, %l1, %l5 ! Donot check SYND bits | |
261 | ||
262 | subcc %l5, %l6, %i4 | |
263 | brnz %i4, test_fail | |
264 | nop | |
265 | ||
266 | read_fbd_err_synd_reg: | |
267 | setx DRAM_FBD_ERR_SYND_REG_PA, %l7, %o2 | |
268 | ldx [%o2], %g1 | |
269 | ||
270 | setx 0x8000000000000000, %l7, %o3 | |
271 | set 0x1, %o4 | |
272 | sll %o4, FBSYND, %o5 | |
273 | or %o3, %o5, %g2 | |
274 | ||
275 | and %g1, %g2, %g3 | |
276 | subcc %g2, %g3, %g4 | |
277 | brnz %g4, test_fail | |
278 | nop | |
279 | ||
280 | ||
281 | check_L2_ESR_0: | |
282 | setx L2_ERR_STAT_REG, %l3, %g5 | |
283 | ldx [%g5], %l6 | |
284 | ||
285 | setx 0xbffffffff0000000, %l3, %l0 !msa 01/08/07: no MEC check | |
286 | andcc %l0, %l6, %l5 ! Donot check L2ESR SYND bits | |
287 | ||
288 | mov 0x1, %l1 | |
289 | sllx %l1, L2ES_DSC, %i5 | |
290 | ||
291 | subcc %l5, %i5, %o5 | |
292 | brnz %o5, test_fail | |
293 | nop | |
294 | ||
295 | ba test_pass | |
296 | nop | |
297 | ||
298 | /****************************************************** | |
299 | * Exit code | |
300 | *******************************************************/ | |
301 | ||
302 | test_pass: | |
303 | ta T_GOOD_TRAP | |
304 | ||
305 | ||
306 | test_fail: | |
307 | ta T_BAD_TRAP | |
308 | ||
309 | ||
310 |