| 1 | /* |
| 2 | * ========== Copyright Header Begin ========================================== |
| 3 | * |
| 4 | * OpenSPARC T2 Processor File: pmuAtomic.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 | #include "hboot.s" |
| 41 | |
| 42 | /************************************************************************ |
| 43 | Test case code start |
| 44 | ************************************************************************/ |
| 45 | |
| 46 | .text |
| 47 | .global main |
| 48 | |
| 49 | main: /* test begin */ |
| 50 | |
| 51 | |
| 52 | ! Thread 0 Start |
| 53 | |
| 54 | !main_t0: |
| 55 | |
| 56 | ! Execute Main Diag .. |
| 57 | ta T_CHANGE_HPRIV ! Should cause Watchdog_reset trap |
| 58 | |
| 59 | set 0x1400a00F, %l7 ! count atomics |
| 60 | wr %l7, %g0, %pcr ! count atomics |
| 61 | wr %g0, %g0, %pic ! zero out the counter |
| 62 | |
| 63 | |
| 64 | setx 0x10000000, %o1, %o2 ! Generic address |
| 65 | |
| 66 | ldstub [%o2], %o3 |
| 67 | ldstuba [%o2] 0x80, %o3 |
| 68 | casxa [%o2] 0x80, %o3, %o4 |
| 69 | casa [%o2] 0x80, %o3, %o4 |
| 70 | swap [%o2], %o3 |
| 71 | swapa [%o2] 0x80, %o3 |
| 72 | ldstub [%o2], %o3 |
| 73 | ldstuba [%o2] 0x80, %o3 |
| 74 | casxa [%o2] 0x80, %o3, %o4 |
| 75 | casa [%o2] 0x80, %o3, %o4 |
| 76 | swap [%o2], %o3 |
| 77 | swapa [%o2] 0x80, %o3 |
| 78 | |
| 79 | setx 0xC0000000C, %l2, %g5 |
| 80 | rd %pic, %g2 ! load the current pic value into %g2 |
| 81 | xor %g5, %g2, %g2 |
| 82 | |
| 83 | brnz %g2, fail |
| 84 | nop |
| 85 | |
| 86 | |
| 87 | |
| 88 | done: |
| 89 | EXIT_GOOD /* test finish */ |
| 90 | fail: |
| 91 | EXIT_BAD /* bad count */ |
| 92 | |
| 93 | |
| 94 | /************************************************************************ |
| 95 | Test case data start |
| 96 | ************************************************************************/ |
| 97 | |
| 98 | .data |
| 99 | user_data_start: |
| 100 | scratch_area: |
| 101 | .align 16 |
| 102 | load_1: |
| 103 | .word 0xFFFF2e2d |
| 104 | .word 0x2e2dFFFF |
| 105 | .align 16 |
| 106 | |
| 107 | store_1: |
| 108 | .align 16 |
| 109 | .word 0xDEADBEEF |
| 110 | .word 0xAAAAAAAA |
| 111 | .align 16 |
| 112 | |
| 113 | .end |