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1 | /* |
2 | * ========== Copyright Header Begin ========================================== | |
3 | * | |
4 | * OpenSPARC T2 Processor File: err_tcc_hstick_halt_diag.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_HV_ALSO | |
39 | #define MAIN_PAGE_NUCLEUS_ALSO | |
40 | #define CETER_DE 0x2000000000000000 | |
41 | #define ASI_CETER 0x4C | |
42 | #define CETER_VA 0x18 | |
43 | #define ASI_CERER 0x4C | |
44 | #define CERER_VA 0x10 | |
45 | #define TCCU_ERR_EN 0x80400000 | |
46 | ||
47 | ||
48 | !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! | |
49 | ||
50 | ! Interrupt trap handler | |
51 | ||
52 | #define H_HT0_Hstick_Match_0x5e | |
53 | #define My_HT0_Hstick_Match_0x5e \ | |
54 | rdpr %tick, %l0; \ | |
55 | add %g0, 1, %i0; \ | |
56 | retry; \ | |
57 | nop | |
58 | ||
59 | #define H_HT0_Sw_Recoverable_Error_0x40 | |
60 | #define SUN_H_HT0_Sw_Recoverable_Error_0x40 \ | |
61 | rdpr %tick, %l0; \ | |
62 | ldxa [%g0]0x4C, %l7; \ | |
63 | add %g0, 1, %i1; \ | |
64 | done; \ | |
65 | nop | |
66 | ||
67 | #include "hboot.s" | |
68 | ||
69 | /************************************************************************ | |
70 | Test case code start | |
71 | ************************************************************************/ | |
72 | ||
73 | .text | |
74 | .global main | |
75 | ||
76 | main: /* test begin */ | |
77 | ||
78 | ta T_CHANGE_HPRIV | |
79 | mov %g0, %i0 | |
80 | mov %g0, %i1 | |
81 | ! Enable tccd errors. | |
82 | add %g0, 0x80, %o2 | |
83 | add %g0, CERER_VA, %g3 | |
84 | stxa %o2, [%g3]ASI_CERER | |
85 | ||
86 | ! Turn off IE bit so the sw_recoverable err trap is not taken | |
87 | !again and again | |
88 | rdpr %pstate, %l1 | |
89 | wrpr %l1, 0x2, %pstate | |
90 | ||
91 | ||
92 | !! set CETER.DE | |
93 | setx CETER_DE, %l0, %o2 | |
94 | add %g0, CETER_VA, %g3 | |
95 | stxa %o2, [%g3]ASI_CETER | |
96 | ||
97 | !! Enable error injection | |
98 | setx TCCU_ERR_EN, %l0, %l5 | |
99 | or %l5, 0x1, %l5 ! set mask bit 0 t | |
100 | stxa %l5, [%g0]ASI_ERR_INJ | |
101 | ||
102 | set_stick: | |
103 | setx 0x50000000, %g1, %g2 | |
104 | wrpr %g2, %tick | |
105 | ||
106 | set_hstick_cmpr: | |
107 | add %g2, 0x200, %g2 | |
108 | wrhpr %g2, %hsys_tick_cmpr !! err will be injected | |
109 | ||
110 | wrhpr %g0, 0x0, %halt | |
111 | ||
112 | ||
113 | ! Turn on IE bit | |
114 | rdpr %pstate, %l1 | |
115 | wrpr %l1, 0x2, %pstate | |
116 | ||
117 | add %i2, 10, %i3 | |
118 | add %i2, 10, %i3 | |
119 | add %i2, 10, %i3 | |
120 | add %i2, 10, %i3 | |
121 | ||
122 | ||
123 | brnz %i0, FAIL ! chk hstick_cmpr trap not taken | |
124 | brz %i1, FAIL !chk sw_recoverable trap is taken | |
125 | nop | |
126 | ||
127 | rdhpr %hintp, %l1 | |
128 | brnz %l1, FAIL | |
129 | nop | |
130 | ||
131 | EXIT_GOOD | |
132 | nop | |
133 | ||
134 | FAIL: | |
135 | EXIT_BAD | |
136 | nop | |
137 | ||
138 | /************************************************************************ | |
139 | Test case data start | |
140 | ************************************************************************/ | |
141 | .data | |
142 | user_data_start: | |
143 | .word 0xB52E8698 | |
144 | .end | |
145 | ||
146 | ||
147 | ||
148 | ||
149 | ||
150 | ||
151 |