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1 | /* |
2 | * ========== Copyright Header Begin ========================================== | |
3 | * | |
4 | * OpenSPARC T2 Processor File: n2_err_dmu_pio_wr_eie.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_Sw_Recoverable_Error_0x40 My_Recoverable_Sw_error_trap | |
39 | ||
40 | #define ENABLE_PCIE_LINK_TRAINING | |
41 | /* #define MAIN_PAGE_NUCLEUS_ALSO */ /* Access main in priviledge mode */ | |
42 | #define MAIN_PAGE_HV_ALSO | |
43 | ||
44 | #include "err_defines.h" | |
45 | #include "hboot.s" | |
46 | #include "peu_defines.h" | |
47 | ||
48 | !#define IO_WR_ADDR mpeval(N2_PCIE_BASE_ADDR + IOCFG_OFFSET_BASE_REG_DATA) | |
49 | #define IO_WR_ADDR mpeval((N2_PCIE_BASE_ADDR + IOCFG_OFFSET_BASE_REG_DATA) | IO_ACCESS_PA) | |
50 | ||
51 | /************************************************************************ | |
52 | Test case code start | |
53 | ************************************************************************/ | |
54 | .text | |
55 | .global main | |
56 | .global My_Recoverable_Sw_error_trap | |
57 | ||
58 | main: | |
59 | ta T_CHANGE_HPRIV | |
60 | nop | |
61 | ||
62 | clear_esr_first: | |
63 | setx SOC_ESR_REG, %l7, %i0 | |
64 | stx %g0, [%i0] | |
65 | ||
66 | set_ejr: | |
67 | set 0x1, %i1 | |
68 | sllx %i1, ERR_FIELD, %i2 | |
69 | setx SOC_EJR_REG, %l7, %i3 | |
70 | stx %i2, [%i3] | |
71 | membar 0x40 | |
72 | ||
73 | ! select a CFG address in PCI address range and transmit the command to NCU | |
74 | setx IO_WR_ADDR, %g1, %g2 | |
75 | setx 0x7f7e7d7c, %g1, %l0 | |
76 | stw %l0, [%g2] | |
77 | ||
78 | setx 0x40, %l1, %g4 | |
79 | delay_loop: | |
80 | nop | |
81 | nop | |
82 | nop | |
83 | nop | |
84 | dec %g4 | |
85 | brnz %g4, delay_loop | |
86 | nop | |
87 | nop | |
88 | ||
89 | check_esr: | |
90 | setx SOC_ESR_REG, %l7, %i0 | |
91 | ldx [%i0], %i1 | |
92 | nop | |
93 | ||
94 | setx 0x8000000000000000, %l7, %o3 !valid bit | |
95 | set 0x1, %i2 | |
96 | sllx %i2, ERR_FIELD, %i3 | |
97 | or %i3, %o3, %i4 | |
98 | sub %i1, %i4, %i5 | |
99 | brnz %i5, test_failed | |
100 | nop | |
101 | ||
102 | eie_reg_ones: | |
103 | setx SOC_EIE_REG, %g3, %g2 | |
104 | ||
105 | set 0x1, %i1 | |
106 | sllx %i1, ERR_FIELD, %g1 | |
107 | ||
108 | stx %g1, [%g2] | |
109 | membar 0x40 | |
110 | ||
111 | setx 0x40, %g7, %g6 | |
112 | set 0x1, %g1 ! 1 Trap | |
113 | err_trap_loop: | |
114 | cmp %g6, %g0 | |
115 | be %xcc, test_failed | |
116 | nop | |
117 | ||
118 | cmp %g1, %i7 | |
119 | be %xcc, check_tt | |
120 | nop | |
121 | ||
122 | ba err_trap_loop | |
123 | nop | |
124 | ||
125 | check_tt: | |
126 | mov 0x40, %l0 | |
127 | cmp %o7, %l0 | |
128 | bne %xcc, test_failed | |
129 | nop | |
130 | ||
131 | test_passed: | |
132 | EXIT_GOOD | |
133 | ||
134 | test_failed: | |
135 | EXIT_BAD | |
136 | ||
137 | /************************************************************************ | |
138 | RAS | |
139 | Trap Handlers | |
140 | ************************************************************************/ | |
141 | My_Recoverable_Sw_error_trap: | |
142 | ! Signal trap taken | |
143 | setx EXECUTED, %l0, %o6 | |
144 | ! save trap type value | |
145 | rdpr %tt, %o7 | |
146 | ||
147 | inc %i7 | |
148 | ||
149 | check_desr_NcuTrap_tt40: | |
150 | ldxa [%g0]0x4c, %g2 | |
151 | nop | |
152 | ||
153 | setx 0xb300000000000000, %l0, %g3 | |
154 | subcc %g2, %g3, %g4 | |
155 | brnz %g4, test_failed | |
156 | nop | |
157 | ||
158 | ||
159 | check_per_tt40: | |
160 | setx SOC_PER_REG, %l7, %g1 | |
161 | ldx [%g1], %g2 | |
162 | setx 0x8000000000000000, %g7, %g1 | |
163 | set 0x1, %g3 | |
164 | sllx %g3, ERR_FIELD, %g4 | |
165 | or %g1, %g4, %g3 | |
166 | sub %g2, %g3, %g5 | |
167 | brnz %g5, test_failed | |
168 | nop | |
169 | ||
170 | clear_per_tt40: | |
171 | setx SOC_PER_REG, %l7, %g1 | |
172 | stx %g0, [%g1] | |
173 | nop | |
174 | ||
175 | clear_ejr_tt40: | |
176 | setx SOC_EJR_REG, %l7, %g1 | |
177 | stx %g0, [%g1] | |
178 | nop | |
179 | ||
180 | clear_eie_tt40: | |
181 | setx SOC_EIE_REG, %l7, %g1 | |
182 | stx %g0, [%g1] | |
183 | nop | |
184 | ||
185 | trap_done_tt40: | |
186 | done | |
187 | nop | |
188 | ||
189 | /************************************************************************ | |
190 | Test case data start | |
191 | ************************************************************************/ | |
192 | ||
193 | SECTION .DATA DATA_VA=IO_WR_ADDR | |
194 | attr_data { | |
195 | Name = .DATA, | |
196 | hypervisor, | |
197 | compressimage | |
198 | } | |
199 | ||
200 | .data | |
201 | .global PCIAddr9 | |
202 | ||
203 | data0: .word 0xccccdddd | |
204 | data1: .word 0xeeeeffff | |
205 | /************************************************************************/ |