projects / OpenSPARC-T2-DV / blame
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| 86530b38 AT |
1 | /* |
| 2 | * ========== Copyright Header Begin ========================================== | |
| 3 | * | |
| 4 | * OpenSPARC T2 Processor File: tcu_trigout_reg.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 | #include "tcu_defines.h" | |
| 44 | ||
| 45 | /************************************************************************ | |
| 46 | Test case code start | |
| 47 | ************************************************************************/ | |
| 48 | ||
| 49 | .text | |
| 50 | .global main | |
| 51 | ||
| 52 | main: | |
| 53 | ta T_CHANGE_HPRIV | |
| 54 | ||
| 55 | mov 0x3, %g7 ! loop counter or number of trigout generated by this diag | |
| 56 | ||
| 57 | write_1_to_tcu_trigout_reg: | |
| 58 | setx TCU_TRIGOUT_REG, %g1, %g2 | |
| 59 | mov 1, %g3 | |
| 60 | stx %g3, [%g2] ! write 1 to TCU's TRIGOUT reg which generates a trigout pulse | |
| 61 | membar #Sync | |
| 62 | ||
| 63 | read_to_push_write: | |
| 64 | setx TCU_CYCLE_COUNTER_REG, %g1, %g4 | |
| 65 | ldx [%g4], %g5 | |
| 66 | membar #Sync | |
| 67 | ||
| 68 | wait_after_read: | |
| 69 | setx 50, %g1, %g2 | |
| 70 | 1: | |
| 71 | dec %g2 | |
| 72 | brnz %g2, 1b | |
| 73 | nop | |
| 74 | ||
| 75 | dec %g7 ! decrement loop counter | |
| 76 | brnz %g7, write_1_to_tcu_trigout_reg | |
| 77 | nop | |
| 78 | ||
| 79 | ||
| 80 | /****************************************************** | |
| 81 | * Exit code | |
| 82 | *******************************************************/ | |
| 83 | ||
| 84 | test_passed: | |
| 85 | EXIT_GOOD | |
| 86 | ||
| 87 | test_failed: | |
| 88 | EXIT_BAD | |
| 89 | ||
| 90 | /************************************************************************ | |
| 91 | Test case data start | |
| 92 | ************************************************************************/ | |
| 93 | .data | |
| 94 | user_data_start: | |
| 95 | .end |