| 1 | /* |
| 2 | * ========== Copyright Header Begin ========================================== |
| 3 | * |
| 4 | * OpenSPARC T2 Processor File: isa3_trap_0x3f.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 MY_USER_TEXT_VA 0xa0000 |
| 39 | #define MY_USER_TEXT_RA 0x00000000400a0000 |
| 40 | #define MY_USER_TEXT_PA 0x00000010400a0000 |
| 41 | #define MY_USER_DATA_VA 0xb0000 |
| 42 | #define MY_USER_DATA_RA 0x00000000400b0000 |
| 43 | #define MY_USER_DATA_PA 0x00000010400b0000 |
| 44 | #define MY_PRIV_TEXT_VA 0xc0000 |
| 45 | #define MY_PRIV_TEXT_RA 0x00000000400d0000 |
| 46 | #define MY_PRIV_TEXT_PA 0x00000010400d0000 |
| 47 | #define MY_PRIV_DATA_VA 0xe0000 |
| 48 | #define MY_PRIV_DATA_RA 0x00000000400f0000 |
| 49 | #define MY_PRIV_DATA_PA 0x00000010400f0000 |
| 50 | #define MY_HP_TEXT_PA 0x0000001050000000 |
| 51 | |
| 52 | !!! Custom trap handler |
| 53 | #define H_HT0_Data_Real_Tran_Miss_0x3f |
| 54 | #define My_HT0_Data_Real_Tran_Miss_0x3f \ |
| 55 | setx My_HP_Code_Begin, %l1, %l3 ; \ |
| 56 | jmp %l3 ; \ |
| 57 | nop ; |
| 58 | |
| 59 | #define MAIN_PAGE_HV_ALSO |
| 60 | #define MAIN_PAGE_NUCLEUS_ALSO |
| 61 | |
| 62 | #include "hboot.s" |
| 63 | |
| 64 | /************************************************************************ |
| 65 | Test case code start |
| 66 | ************************************************************************/ |
| 67 | |
| 68 | .text |
| 69 | .global main |
| 70 | .global test_point |
| 71 | |
| 72 | main: /* test begin */ |
| 73 | !!! We are assuming DM bit is set at this point! |
| 74 | ta T_CHANGE_HPRIV |
| 75 | ! Can't do the read and xor to flip the DM bit because of a bug in Simics |
| 76 | ! Hard-code the value for lsu_ctl_reg with DM=0 |
| 77 | !ldxa [%g0] ASI_LSU_CTL_REG, %l1 |
| 78 | !xor %l1, 8, %l1 ! clearing DM bit |
| 79 | setx 0x017, %l1, %l2 |
| 80 | stxa %l2, [%g0] ASI_LSU_CTL_REG |
| 81 | setx user_data_begin, %l1, %l2 |
| 82 | ta T_CHANGE_NONHPRIV |
| 83 | ta T_CHANGE_NONPRIV |
| 84 | test_point: |
| 85 | ldx [%l2], %l1 |
| 86 | |
| 87 | EXIT_BAD |
| 88 | nop |
| 89 | |
| 90 | /************************************************************************ |
| 91 | Test case data start |
| 92 | ************************************************************************/ |
| 93 | .data |
| 94 | |
| 95 | user_data_start: |
| 96 | .word 0xD6B3479D |
| 97 | .word 0xDB28926C |
| 98 | |
| 99 | SECTION .My_HP_Section TEXT_VA=MY_HP_TEXT_PA |
| 100 | attr_text { |
| 101 | Name = .My_HP_Section, |
| 102 | hypervisor |
| 103 | } |
| 104 | .text |
| 105 | .global My_HP_Code_Begin |
| 106 | |
| 107 | My_HP_Code_Begin: |
| 108 | setx test_point, %l1, %l3 |
| 109 | rdpr %tpc, %l2 |
| 110 | cmp %l2, %l3 |
| 111 | bne test_failed |
| 112 | nop |
| 113 | EXIT_GOOD |
| 114 | test_failed: |
| 115 | EXIT_BAD |
| 116 | |
| 117 | SECTION .My_User_Section TEXT_VA=MY_USER_TEXT_VA |
| 118 | attr_text { |
| 119 | Name = .My_User_Section, |
| 120 | VA = MY_USER_TEXT_VA, |
| 121 | RA = MY_USER_TEXT_RA, |
| 122 | PA = MY_USER_TEXT_PA, |
| 123 | part_0_ctx_nonzero_tsb_config_0, |
| 124 | TTE_G=1, TTE_Context=0x44, TTE_V=1, TTE_Size=0, TTE_NFO=0, |
| 125 | TTE_IE=0, TTE_Soft2=0, TTE_Diag=0, TTE_Soft=0, |
| 126 | TTE_L=0, TTE_CP=1, TTE_CV=0, TTE_E=0, TTE_P=0, TTE_W=1 |
| 127 | } |
| 128 | |
| 129 | .text |
| 130 | .global user_code_begin |
| 131 | |
| 132 | user_code_begin: |
| 133 | nop |
| 134 | nop |
| 135 | EXIT_GOOD |
| 136 | |
| 137 | SECTION .My_User_Data_Section DATA_VA=MY_USER_DATA_VA |
| 138 | attr_data { |
| 139 | Name = .My_User_Data_Section, |
| 140 | VA = MY_USER_DATA_VA, |
| 141 | RA = MY_USER_DATA_RA, |
| 142 | PA = MY_USER_DATA_PA, |
| 143 | part_0_ctx_nonzero_tsb_config_0, |
| 144 | TTE_G=1, TTE_Context=0x44, TTE_V=1, TTE_Size=0, TTE_NFO=0, |
| 145 | TTE_IE=0, TTE_Soft2=0, TTE_Diag=0, TTE_Soft=0, |
| 146 | TTE_L=0, TTE_CP=1, TTE_CV=0, TTE_E=0, TTE_P=0, TTE_W=1 |
| 147 | } |
| 148 | |
| 149 | .text |
| 150 | .global user_data_begin |
| 151 | |
| 152 | user_data_begin: |
| 153 | .xword 0101010101010101 |
| 154 | .xword 0202020202020202 |
| 155 | .xword 0303030303030303 |
| 156 | .xword 0404040404040404 |
| 157 | |
| 158 | SECTION .My_Priv_Section TEXT_VA=MY_PRIV_TEXT_VA |
| 159 | attr_text { |
| 160 | Name = .My_Priv_Section, |
| 161 | VA = MY_PRIV_TEXT_VA, |
| 162 | RA = MY_PRIV_TEXT_RA, |
| 163 | PA = MY_PRIV_TEXT_PA, |
| 164 | part_0_ctx_nonzero_tsb_config_0, |
| 165 | TTE_G=1, TTE_Context=0x44, TTE_V=1, TTE_Size=0, TTE_NFO=0, |
| 166 | TTE_IE=0, TTE_Soft2=0, TTE_Diag=0, TTE_Soft=0, |
| 167 | TTE_L=0, TTE_CP=1, TTE_CV=0, TTE_E=0, TTE_P=1, TTE_W=1 |
| 168 | } |
| 169 | |
| 170 | .text |
| 171 | .global supervisor_code_begin |
| 172 | |
| 173 | supervisor_code_begin: |
| 174 | nop ! should take a trap here |
| 175 | nop |
| 176 | EXIT_BAD |
| 177 | |
| 178 | SECTION .My_Priv_Data_Section DATA_VA=MY_PRIV_DATA_VA |
| 179 | attr_data { |
| 180 | Name = .My_Priv_Data_Section, |
| 181 | VA = MY_PRIV_DATA_VA, |
| 182 | RA = MY_PRIV_DATA_RA, |
| 183 | PA = MY_PRIV_DATA_PA, |
| 184 | part_0_ctx_nonzero_tsb_config_0, |
| 185 | TTE_G=1, TTE_Context=0x44, TTE_V=1, TTE_Size=0, TTE_NFO=0, |
| 186 | TTE_IE=0, TTE_Soft2=0, TTE_Diag=0, TTE_Soft=0, |
| 187 | TTE_L=0, TTE_CP=1, TTE_CV=0, TTE_E=0, TTE_P=1, TTE_W=1 |
| 188 | } |
| 189 | |
| 190 | .data |
| 191 | .global supervisor_data_begin |
| 192 | |
| 193 | supervisor_data_begin: |
| 194 | .xword 1212121212121212 |
| 195 | .xword 1313131313131313 |
| 196 | .xword 1414141414141414 |
| 197 | .xword 1515151515151515 |
| 198 | |
| 199 | .end |