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1 | /* |
2 | * ========== Copyright Header Begin ========================================== | |
3 | * | |
4 | * OpenSPARC T2 Processor File: ncu_asi_core_en_status_wptect.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 | #include "hboot.s" | |
42 | #include "asi_s.h" | |
43 | ||
44 | .text | |
45 | .global main | |
46 | ||
47 | ||
48 | main: | |
49 | ta T_CHANGE_HPRIV | |
50 | ||
51 | get_th_id: | |
52 | ta T_RD_THID | |
53 | wr %g0,ASI_CMP_CORE,%asi | |
54 | ||
55 | cmp %o1,0 | |
56 | be core_0 | |
57 | nop | |
58 | cmp %o1,8 | |
59 | be core_1 | |
60 | nop | |
61 | cmp %o1,24 | |
62 | be core_3 | |
63 | nop | |
64 | ba test_pass | |
65 | nop | |
66 | ||
67 | core_0: | |
68 | ! Program asi_core_enable | |
69 | setx 0xffff01ff53ffff7f,%g7,%g1 | |
70 | stxa %g1,[ASI_CMP_CORE_ENABLE]%asi | |
71 | ||
72 | ! Check asi_core_enable_status | |
73 | ldxa [ASI_CMP_CORE_ENABLED]%asi,%g2 | |
74 | setx 0xffffffffffffffff,%g7,%g1 | |
75 | cmp %g2,%g1 | |
76 | bne %xcc,test_fail | |
77 | nop | |
78 | ||
79 | ! Warm reset | |
80 | setx 0x8900000808,%g7,%g2 | |
81 | set 0x1,%g1 | |
82 | stx %g1,[%g2] | |
83 | ||
84 | halt: | |
85 | ba halt | |
86 | nop | |
87 | ||
88 | core_1: | |
89 | ! Check asi_core_enabled | |
90 | setx 0xffff00ff00ffff00,%g7,%g1 | |
91 | ldxa [ASI_CMP_CORE_ENABLED]%asi,%g2 | |
92 | cmp %g2,%g1 | |
93 | bne %xcc,test_fail | |
94 | nop | |
95 | ||
96 | ! Program asi_core_enable | |
97 | setx 0xfffeff00ff00cffd,%g7,%g3 | |
98 | stxa %g3,[ASI_CMP_CORE_ENABLE]%asi | |
99 | ||
100 | ! Check asi_core_enable_status | |
101 | ldxa [ASI_CMP_CORE_ENABLED]%asi,%g2 | |
102 | cmp %g2,%g1 | |
103 | bne %xcc,test_fail | |
104 | nop | |
105 | ||
106 | ! Warm reset - same core | |
107 | setx 0x8900000808,%g7,%g2 | |
108 | set 0x1,%g1 | |
109 | stx %g1,[%g2] | |
110 | ||
111 | ba halt | |
112 | nop | |
113 | ||
114 | core_3: | |
115 | setx 0xffffffff00ffffff,%g7,%g1 | |
116 | stxa %g1,[ASI_CMP_CORE_RUNNING_RW]%asi | |
117 | ||
118 | ba halt | |
119 | nop | |
120 | ||
121 | /****************************************************** | |
122 | * Exit code | |
123 | *******************************************************/ | |
124 | ||
125 | test_pass: | |
126 | EXIT_GOOD | |
127 | ||
128 | test_fail: | |
129 | EXIT_BAD | |
130 |