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1 | /* |
2 | * ========== Copyright Header Begin ========================================== | |
3 | * | |
4 | * OpenSPARC T2 Processor File: memop_nc_resv_addr.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 RESERVED_NC_ADDR 0x9700000208 | |
42 | ||
43 | #include "boot.s" | |
44 | ||
45 | /************************************************************************ | |
46 | Test case code start | |
47 | ************************************************************************/ | |
48 | ||
49 | .text | |
50 | .global main | |
51 | ||
52 | main: | |
53 | ||
54 | ! Let's look at what is in CETER, Core Error Trap Enable Reg., first. | |
55 | ||
56 | set 0x18, %g6 | |
57 | ldxa [%g6]0x4c, %g5 | |
58 | membar #Sync | |
59 | ||
60 | ! Disable the trap in CETER. | |
61 | ||
62 | stxa %g0, [%g6]0x4c | |
63 | membar #Sync | |
64 | ||
65 | ! Read from the reserved non-cachable address | |
66 | ||
67 | setx RESERVED_NC_ADDR, %g1, %g2 | |
68 | ldx [%g2], %g7 | |
69 | ||
70 | ! Write to the reserved non-cachable address | |
71 | ||
72 | ! Enable the trap in CETER. | |
73 | ||
74 | ! Read from the reserved non-cachable address | |
75 | ||
76 | ! Write to the reserved non-cachable address | |
77 | ||
78 | test_passed: | |
79 | EXIT_GOOD | |
80 | ||
81 | test_failed: | |
82 | EXIT_BAD | |
83 | ||
84 | ||
85 | /************************************************************************ | |
86 | Test case data start | |
87 | ************************************************************************/ | |
88 | .data | |
89 | user_data_start: | |
90 | .end | |
91 | ||
92 | ||
93 |