| 1 | /* |
| 2 | * ========== Copyright Header Begin ========================================== |
| 3 | * |
| 4 | * OpenSPARC T2 Processor File: ncu_xir_allth.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 My_External_Reset setx 0x200005000,%g7,%g1;add %g1,%o1,%g1;set 0x1,%g2;stb %g2,[%g1];done; |
| 42 | |
| 43 | #include "hboot.s" |
| 44 | #include "asi_s.h" |
| 45 | |
| 46 | .text |
| 47 | .global main |
| 48 | |
| 49 | main: |
| 50 | ta T_CHANGE_HPRIV |
| 51 | |
| 52 | get_th_id: |
| 53 | ta T_RD_THID |
| 54 | |
| 55 | cmp %o1,0x0 |
| 56 | bne other_threads |
| 57 | nop |
| 58 | |
| 59 | wr %g0,ASI_CMP_CORE,%asi |
| 60 | |
| 61 | ! Check that asi_xir_steering is correct |
| 62 | setx 0xffffffffffffffff,%g7,%g1 |
| 63 | ldxa [0x30]%asi,%g2 |
| 64 | cmp %g1,%g2 |
| 65 | bne %xcc,test_fail |
| 66 | nop |
| 67 | |
| 68 | ! Start all threads |
| 69 | stxa %g1,[ASI_CMP_CORE_RUNNING_RW]%asi |
| 70 | |
| 71 | ! Wait for threads to finish boot |
| 72 | call sleep |
| 73 | nop |
| 74 | call sleep |
| 75 | nop |
| 76 | |
| 77 | ! XIR reset |
| 78 | setx 0x8900000808,%g7,%g1 |
| 79 | set 0x2,%g2 |
| 80 | stx %g2,[%g1] |
| 81 | |
| 82 | other_threads: |
| 83 | setx 0x200005000,%g7,%g1 |
| 84 | add %g1,%o1,%g1 |
| 85 | |
| 86 | wait_for_xir: |
| 87 | ldub [%g1],%g2 |
| 88 | cmp %g2,0x1 |
| 89 | bne wait_for_xir |
| 90 | nop |
| 91 | |
| 92 | ba test_pass |
| 93 | nop |
| 94 | |
| 95 | /****************************************************** |
| 96 | * Subroutine code |
| 97 | *******************************************************/ |
| 98 | |
| 99 | sleep: |
| 100 | rd %tick,%l2 |
| 101 | setx 0x0000000000000fff,%g7,%l1 |
| 102 | add %l1,%l2,%l1 |
| 103 | sleep_loop: |
| 104 | rd %tick,%l2 |
| 105 | cmp %l1,%l2 |
| 106 | bpos %xcc,sleep_loop |
| 107 | nop |
| 108 | retl |
| 109 | nop |
| 110 | |
| 111 | /****************************************************** |
| 112 | * Exit code |
| 113 | *******************************************************/ |
| 114 | |
| 115 | test_pass: |
| 116 | EXIT_GOOD |
| 117 | |
| 118 | test_fail: |
| 119 | EXIT_BAD |
| 120 | |
| 121 | SECTION my_xir_trap_handler DATA_VA=0x200005000 |
| 122 | attr_data { |
| 123 | Name = my_xir_trap_handler, |
| 124 | hypervisor, |
| 125 | compressimage |
| 126 | } |
| 127 | |
| 128 | .data |
| 129 | xir_trap_handler: |
| 130 | .byte 0x00 |
| 131 | .byte 0x00 |
| 132 | .byte 0x00 |
| 133 | .byte 0x00 |
| 134 | .byte 0x00 |
| 135 | .byte 0x00 |
| 136 | .byte 0x00 |
| 137 | .byte 0x00 |
| 138 | .byte 0x00 |
| 139 | .byte 0x00 |
| 140 | .byte 0x00 |
| 141 | .byte 0x00 |
| 142 | .byte 0x00 |
| 143 | .byte 0x00 |
| 144 | .byte 0x00 |
| 145 | .byte 0x00 |
| 146 | .byte 0x00 |
| 147 | .byte 0x00 |
| 148 | .byte 0x00 |
| 149 | .byte 0x00 |
| 150 | .byte 0x00 |
| 151 | .byte 0x00 |
| 152 | .byte 0x00 |
| 153 | .byte 0x00 |
| 154 | .byte 0x00 |
| 155 | .byte 0x00 |
| 156 | .byte 0x00 |
| 157 | .byte 0x00 |
| 158 | .byte 0x00 |
| 159 | .byte 0x00 |
| 160 | .byte 0x00 |
| 161 | .byte 0x00 |
| 162 | .byte 0x00 |
| 163 | .byte 0x00 |
| 164 | .byte 0x00 |
| 165 | .byte 0x00 |
| 166 | .byte 0x00 |
| 167 | .byte 0x00 |
| 168 | .byte 0x00 |
| 169 | .byte 0x00 |
| 170 | .byte 0x00 |
| 171 | .byte 0x00 |
| 172 | .byte 0x00 |
| 173 | .byte 0x00 |
| 174 | .byte 0x00 |
| 175 | .byte 0x00 |
| 176 | .byte 0x00 |
| 177 | .byte 0x00 |
| 178 | .byte 0x00 |
| 179 | .byte 0x00 |
| 180 | .byte 0x00 |
| 181 | .byte 0x00 |
| 182 | .byte 0x00 |
| 183 | .byte 0x00 |
| 184 | .byte 0x00 |
| 185 | .byte 0x00 |
| 186 | .byte 0x00 |
| 187 | .byte 0x00 |
| 188 | .byte 0x00 |
| 189 | .byte 0x00 |
| 190 | .byte 0x00 |
| 191 | .byte 0x00 |
| 192 | .byte 0x00 |
| 193 | .byte 0x00 |
| 194 | .end |