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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 |