Commit | Line | Data |
---|---|---|
86530b38 AT |
1 | // ========== Copyright Header Begin ========================================== |
2 | // | |
3 | // OpenSPARC T2 Processor File: ilupeuIngressDLLPErr.vr | |
4 | // Copyright (C) 1995-2007 Sun Microsystems, Inc. All Rights Reserved | |
5 | // 4150 Network Circle, Santa Clara, California 95054, U.S.A. | |
6 | // | |
7 | // * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |
8 | // | |
9 | // This program is free software; you can redistribute it and/or modify | |
10 | // it under the terms of the GNU General Public License as published by | |
11 | // the Free Software Foundation; version 2 of the License. | |
12 | // | |
13 | // This program is distributed in the hope that it will be useful, | |
14 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | // GNU General Public License for more details. | |
17 | // | |
18 | // You should have received a copy of the GNU General Public License | |
19 | // along with this program; if not, write to the Free Software | |
20 | // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
21 | // | |
22 | // For the avoidance of doubt, and except that if any non-GPL license | |
23 | // choice is available it will apply instead, Sun elects to use only | |
24 | // the General Public License version 2 (GPLv2) at this time for any | |
25 | // software where a choice of GPL license versions is made | |
26 | // available with the language indicating that GPLv2 or any later version | |
27 | // may be used, or where a choice of which version of the GPL is applied is | |
28 | // otherwise unspecified. | |
29 | // | |
30 | // Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, | |
31 | // CA 95054 USA or visit www.sun.com if you need additional information or | |
32 | // have any questions. | |
33 | // | |
34 | // ========== Copyright Header End ============================================ | |
35 | class ilupeuIngressDLLPErr extends PEUStrBase | |
36 | { | |
37 | integer f_errQueue; // A mailbox for bad pkt headers | |
38 | ||
39 | // integer nmbrUnsupportDLLPErrsToInject = 10; //Total number of packets that get error injected | |
40 | integer nmbrDLLPErrsToInject = 10; //Total number of packets that get error injected | |
41 | //Set the percentage weight of each type of receiver error | |
42 | integer DLLPErrUnsupportWeight = 0; | |
43 | integer DLLPErrBadCRCWeight = 0; | |
44 | denaliPcieEiTypeT DenaliErrortype; | |
45 | ||
46 | //Only allow 1 of these strategies to be active at a time | |
47 | // static integer supportDLLPErr_semaphore = alloc(SEMAPHORE, 0, 1, 1); | |
48 | static integer DLLPErr_semaphore = alloc(SEMAPHORE, 0, 1, 1); | |
49 | ||
50 | task new( PEUTestEnv a_env ) | |
51 | { | |
52 | super.new( a_env ); | |
53 | f_errQueue = 0; | |
54 | } | |
55 | ||
56 | task SetErrQueue( integer a_queue ) | |
57 | { | |
58 | f_errQueue = a_queue; | |
59 | } /* end SetErrQueue */ | |
60 | ||
61 | task Execute() | |
62 | { | |
63 | integer nmbrErrs; | |
64 | integer UnsupportDLLPInject_freq = 100; // freq of clock cycles to inject this error | |
65 | integer BadCRCDLLPInject_freq = 100; | |
66 | integer nmbrDLLPErrsInjected = 0; | |
67 | integer nmbrUnsupportDLLPErrsInjected = 0; | |
68 | integer nmbrBadCRCDLLPErrsInjected = 0 ; | |
69 | ||
70 | //Get the semaphore when its your turn | |
71 | // semaphore_get( WAIT, UnsupportDLLPErr_semaphore, 1); | |
72 | semaphore_get( WAIT, DLLPErr_semaphore, 1); | |
73 | ||
74 | ||
75 | //Clear all the specific error trackers | |
76 | nmbrUnsupportDLLPErrsInjected = 0; | |
77 | nmbrBadCRCDLLPErrsInjected = 0; | |
78 | nmbrDLLPErrsInjected = 0; | |
79 | ||
80 | // create random number to cause unsupported and bad CRC DLLP type | |
81 | UnsupportDLLPInject_freq = (urandom() % 100) + 50; | |
82 | BadCRCDLLPInject_freq = (urandom() % 100) + 50; | |
83 | printf("AC: ilupeuIngressDLLPErr.vr, nmbrDLLPErrsToInject = %d \n", nmbrDLLPErrsToInject); | |
84 | ||
85 | //inject errors until all the errors are injected | |
86 | // while (nmbrDLLPErrsToInject > nmbrBadCRCDLLPErrsInjected) { | |
87 | while (nmbrDLLPErrsInjected < nmbrDLLPErrsToInject) { | |
88 | //determine the type of errors inject based on the weight specified in the testcase | |
89 | randcase { | |
90 | DLLPErrUnsupportWeight: {DenaliErrortype = PCIE_EI_RSRVD_TYPE;} | |
91 | DLLPErrBadCRCWeight : {DenaliErrortype = PCIE_EI_LCRC;} | |
92 | } | |
93 | printf("AC: ilupeuIngressDLLPErr.vr, DenaliErrortype = %s \n", DenaliErrortype); | |
94 | ||
95 | if( DenaliErrortype == PCIE_EI_RSRVD_TYPE) { | |
96 | f_env.driveUnsupportDLLP(); | |
97 | nmbrUnsupportDLLPErrsInjected += 1; | |
98 | printf("AC: IngressUnsupportDLLPErr injects error: nmbrDLLPErrsToInject=%0d nmbrUnsupportDLLPErrsInjected=%0d at time %d \n",nmbrDLLPErrsToInject, nmbrUnsupportDLLPErrsInjected, get_time(LO)); | |
99 | repeat (UnsupportDLLPInject_freq) @(posedge CLOCK); | |
100 | } | |
101 | ||
102 | if( DenaliErrortype == PCIE_EI_LCRC) { | |
103 | f_env.driveBadCRCDLLP(); | |
104 | nmbrBadCRCDLLPErrsInjected += 1; | |
105 | printf("AC: IngressUnsupportDLLPErr injects error: nmbrDLLPErrsToInject=%0d nmbrBadCRCDLLPErrsInjected=%0d at time %d \n",nmbrDLLPErrsToInject, nmbrBadCRCDLLPErrsInjected, get_time(LO)); | |
106 | repeat (BadCRCDLLPInject_freq) @(posedge CLOCK); | |
107 | } | |
108 | ||
109 | nmbrDLLPErrsInjected += 1; | |
110 | printf("AC: IngressUnsupportDLLPErr injects error: nmbrDLLPErrsToInject=%0d nmbrDLLPErrsInjected=%0d \n",nmbrDLLPErrsToInject, nmbrDLLPErrsInjected); | |
111 | ||
112 | repeat (100) @(posedge CLOCK); | |
113 | ||
114 | } | |
115 | ||
116 | //Uelay to allow the last error to propogate before checking | |
117 | repeat( 100 ) @(posedge CLOCK); | |
118 | printf("AC: after all errors are collected \n"); | |
119 | ||
120 | //Track possible errors based on the type of errors injected | |
121 | nmbrErrs = 0; // number of error type that got set. | |
122 | ||
123 | if (nmbrUnsupportDLLPErrsInjected >= 1) { | |
124 | ||
125 | // for unsupport DLLP type: CXLP unsupport error + primary / removed PRM 1.0 secondary link event interrupt | |
126 | nmbrErrs += 2; // number of error type that got set. 1 for header , 1 for error | |
127 | } | |
128 | if (nmbrBadCRCDLLPErrsInjected == 1) { | |
129 | nmbrErrs += 1; // only primary ce error got set. | |
130 | } | |
131 | else if (nmbrBadCRCDLLPErrsInjected > 1) { | |
132 | nmbrErrs += 2; // both primary and secondary ce errors got set. | |
133 | } | |
134 | ||
135 | printf("AC: nmbrErrs = %d, nmbrUnsupportDLLPErrsInjected = %d, nmbrBadCRCDLLPErrsInjected = %d \n", nmbrErrs, nmbrUnsupportDLLPErrsInjected, nmbrBadCRCDLLPErrsInjected ); | |
136 | ||
137 | ||
138 | if( f_errQueue != 0 ){ | |
139 | ||
140 | // note: bx = no header to check | |
141 | // bx0 = error above is optional. clear it if it's set | |
142 | ||
143 | mailbox_put( f_errQueue, e_ERR_none ); | |
144 | mailbox_put( f_errQueue, nmbrErrs ); | |
145 | ||
146 | // // DLLP with bad CRC: e_ERR_ce_bdp = Bad DLLP (LPU) | |
147 | // mailbox_put( f_errQueue, e_ERR_ce_bdp ); | |
148 | // mailbox_put( f_errQueue, 128'bx ); // bx : not to check the header | |
149 | // if (nmbrUnsupportDLLPErrsToInject > 1 ) { | |
150 | // mailbox_put( f_errQueue, e_ERR_ce_bdp ); | |
151 | // mailbox_put( f_errQueue, 128'bx ); | |
152 | // } | |
153 | ||
154 | if(nmbrUnsupportDLLPErrsInjected >= 1) { | |
155 | // Unsupported DLLP: e_ERR_dlpl_unsup_dllp, e_ERR_oe_lin(primary & secondary) | |
156 | mailbox_put( f_errQueue, e_ERR_dlpl_unsup_dllp ); | |
157 | mailbox_put( f_errQueue, 128'bx ); // bx : not to check the header | |
158 | mailbox_put( f_errQueue, e_ERR_oe_lin ); | |
159 | mailbox_put( f_errQueue, 128'bx ); | |
160 | //Removed PRM 1.0 mailbox_put( f_errQueue, e_ERR_oe_lin ); | |
161 | //Removed PRM 1.0 mailbox_put( f_errQueue, 128'bx ); | |
162 | } | |
163 | ||
164 | if (nmbrBadCRCDLLPErrsInjected == 1) { | |
165 | mailbox_put( f_errQueue, e_ERR_ce_bdp ); // e_ERR_ce_bdp = Bad DLLP | |
166 | mailbox_put( f_errQueue, 128'bx ); | |
167 | } | |
168 | else if (nmbrBadCRCDLLPErrsInjected > 1) { | |
169 | mailbox_put( f_errQueue, e_ERR_ce_bdp ); // e_ERR_ce_bdp = Bad DLLP | |
170 | mailbox_put( f_errQueue, 128'bx ); | |
171 | mailbox_put( f_errQueue, e_ERR_ce_bdp ); // e_ERR_ce_bdp = Bad DLLP | |
172 | mailbox_put( f_errQueue, 128'bx ); | |
173 | } | |
174 | ||
175 | } // f_errQueue !=0 | |
176 | ||
177 | repeat( 10 ) @(posedge CLOCK); | |
178 | // semaphore_put( UnsupportDLLPErr_semaphore, 1 ); | |
179 | semaphore_put( DLLPErr_semaphore, 1 ); | |
180 | ||
181 | } /* end Execute */ | |
182 | ||
183 | } /* end IngressUnsupportDLLPErr */ |