| 1 | /* |
| 2 | * ========== Copyright Header Begin ========================================== |
| 3 | * |
| 4 | * OpenSPARC T2 Processor File: n2_err_ncu_esr_3.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 H_HT0_Hw_Corrected_Error_0x63 My_Corrected_ECC_error_trap |
| 39 | |
| 40 | #define MAIN_PAGE_HV_ALSO |
| 41 | |
| 42 | #define SOC_ESR_REG 0x8000003000 |
| 43 | #define SOC_ELE_REG 0x8000003008 |
| 44 | #define SOC_EIE_REG 0x8000003010 |
| 45 | #define SOC_EJR_REG 0x8000003018 |
| 46 | #define SOC_FEE_REG 0x8000003020 |
| 47 | #define SOC_PER_REG 0x8000003028 |
| 48 | #define SOC_SII_SYN_REG 0x8000003030 |
| 49 | #define SOC_NCU_SYN_REG 0x8000003038 |
| 50 | |
| 51 | |
| 52 | #include "hboot.s" |
| 53 | #include "asi_s.h" |
| 54 | #include "err_defines.h" |
| 55 | |
| 56 | .text |
| 57 | .global main |
| 58 | .global My_Corrected_ECC_error_trap |
| 59 | |
| 60 | main: |
| 61 | ta T_CHANGE_HPRIV |
| 62 | nop |
| 63 | |
| 64 | cerer: |
| 65 | set 0x10, %l1 |
| 66 | ldxa [%l1]0x4C, %l2 |
| 67 | |
| 68 | soc_err_stat_reg: |
| 69 | setx 0x4, %l7, %g7 |
| 70 | setx SOC_ESR_REG, %l7, %g5 |
| 71 | |
| 72 | soc_err_stat_reg_ones: |
| 73 | stx %g7, [%g5] |
| 74 | membar 0x40 |
| 75 | |
| 76 | eie_reg_ones: |
| 77 | set 0x4, %i2 |
| 78 | setx SOC_EIE_REG, %l7, %g5 |
| 79 | stx %i2, [%g5] |
| 80 | membar 0x40 |
| 81 | |
| 82 | nops: |
| 83 | nop; nop; nop |
| 84 | nop; nop; nop |
| 85 | nop; nop; nop |
| 86 | |
| 87 | check_error_trap: |
| 88 | setx EXECUTED, %l1, %l0 |
| 89 | cmp %o0, %l0 |
| 90 | bne test_fail |
| 91 | nop |
| 92 | |
| 93 | mov TT_Corrected_ECC, %l0 |
| 94 | cmp %o1, %l0 |
| 95 | bne test_fail |
| 96 | nop |
| 97 | |
| 98 | |
| 99 | ba test_pass |
| 100 | nop |
| 101 | |
| 102 | |
| 103 | My_Corrected_ECC_error_trap: |
| 104 | ! Signal trap taken |
| 105 | setx EXECUTED, %l0, %o0 |
| 106 | ! save trap type value |
| 107 | rdpr %tt, %o1 |
| 108 | |
| 109 | setx SOC_PER_REG, %l7, %g6 |
| 110 | ldx [%g6], %i1 |
| 111 | setx 0x8000000000000004, %l7, %i2 |
| 112 | |
| 113 | sub %i1, %i2, %g1 |
| 114 | brnz %g1, test_fail |
| 115 | nop |
| 116 | |
| 117 | !DESR |
| 118 | ldxa [%g0]ASI_DESR, %o3 |
| 119 | |
| 120 | setx 0xff00000000000000, %l1, %g3 ! mask <63:56> |
| 121 | and %g3, %o3, %g4 |
| 122 | |
| 123 | setx 0x8b00000000000000, %l1, %g2 ! <63>=F; <62>=Me; <61>=S -> 1 for sw_recov_err; 0 for hw_corr_err |
| 124 | ! <60:56>=Err_type; SOCC=11=0xb |
| 125 | |
| 126 | sub %g4, %g2, %g1 |
| 127 | brnz %g1, test_fail |
| 128 | nop |
| 129 | |
| 130 | !Clear PER |
| 131 | stx %g0, [%g6] |
| 132 | |
| 133 | retry |
| 134 | nop |
| 135 | |
| 136 | |
| 137 | |
| 138 | /******************************************************* |
| 139 | * Exit code |
| 140 | *******************************************************/ |
| 141 | |
| 142 | test_pass: |
| 143 | ta T_GOOD_TRAP |
| 144 | |
| 145 | test_fail: |
| 146 | ta T_BAD_TRAP |
| 147 | |
| 148 | |
| 149 | |