1 /*****************************************************************************
2 Copyright (c) 2011-2014, The OpenBLAS Project
5 Redistribution and use in source and binary forms, with or without
6 modification, are permitted provided that the following conditions are
9 1. Redistributions of source code must retain the above copyright
10 notice, this list of conditions and the following disclaimer.
12 2. Redistributions in binary form must reproduce the above copyright
13 notice, this list of conditions and the following disclaimer in
14 the documentation and/or other materials provided with the
16 3. Neither the name of the OpenBLAS project nor the names of
17 its contributors may be used to endorse or promote products
18 derived from this software without specific prior written
21 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
22 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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27 SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
28 CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
29 OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
30 USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32 **********************************************************************************/
35 /*********************************************************************/
36 /* Copyright 2009, 2010 The University of Texas at Austin. */
37 /* All rights reserved. */
39 /* Redistribution and use in source and binary forms, with or */
40 /* without modification, are permitted provided that the following */
41 /* conditions are met: */
43 /* 1. Redistributions of source code must retain the above */
44 /* copyright notice, this list of conditions and the following */
47 /* 2. Redistributions in binary form must reproduce the above */
48 /* copyright notice, this list of conditions and the following */
49 /* disclaimer in the documentation and/or other materials */
50 /* provided with the distribution. */
52 /* THIS SOFTWARE IS PROVIDED BY THE UNIVERSITY OF TEXAS AT */
53 /* AUSTIN ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, */
54 /* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF */
55 /* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE */
56 /* DISCLAIMED. IN NO EVENT SHALL THE UNIVERSITY OF TEXAS AT */
57 /* AUSTIN OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, */
58 /* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES */
59 /* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE */
60 /* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR */
61 /* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF */
62 /* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT */
63 /* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT */
64 /* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE */
65 /* POSSIBILITY OF SUCH DAMAGE. */
67 /* The views and conclusions contained in the software and */
68 /* documentation are those of the authors and should not be */
69 /* interpreted as representing official policies, either expressed */
70 /* or implied, of The University of Texas at Austin. */
71 /*********************************************************************/
74 #define CPU_SICORTEX 1
75 #define CPU_LOONGSON3A 2
76 #define CPU_LOONGSON3B 3
81 static char *cpuname[] = {
98 infile = fopen("/proc/cpuinfo", "r");
99 while (fgets(buffer, sizeof(buffer), infile)){
100 if (!strncmp("cpu", buffer, 3)){
101 p = strchr(buffer, ':') + 2;
103 fprintf(stderr, "%s\n", p);
112 if (strstr(p, "Loongson-3A")){
113 return CPU_LOONGSON3A;
114 }else if(strstr(p, "Loongson-3B")){
115 return CPU_LOONGSON3B;
116 }else if (strstr(p, "Loongson-3")){
117 infile = fopen("/proc/cpuinfo", "r");
119 while (fgets(buffer, sizeof(buffer), infile)){
120 if (!strncmp("system type", buffer, 11)){
121 p = strchr(buffer, ':') + 2;
126 if (strstr(p, "loongson3a"))
127 return CPU_LOONGSON3A;
132 //Check model name for Loongson3
133 infile = fopen("/proc/cpuinfo", "r");
135 while (fgets(buffer, sizeof(buffer), infile)){
136 if (!strncmp("model name", buffer, 10)){
137 p = strchr(buffer, ':') + 2;
143 if (strstr(p, "Loongson-3A")){
144 return CPU_LOONGSON3A;
145 }else if(strstr(p, "Loongson-3B")){
146 return CPU_LOONGSON3B;
153 char *get_corename(void){
154 return cpuname[detect()];
157 void get_architecture(void){
161 void get_subarchitecture(void){
162 if(detect()==CPU_LOONGSON3A) {
163 printf("LOONGSON3A");
164 }else if(detect()==CPU_LOONGSON3B){
165 printf("LOONGSON3B");
166 }else if(detect()==CPU_I6400){
168 }else if(detect()==CPU_P6600){
170 }else if(detect()==CPU_I6500){
177 void get_subdirname(void){
181 void get_cpuconfig(void){
182 if(detect()==CPU_LOONGSON3A) {
183 printf("#define LOONGSON3A\n");
184 printf("#define L1_DATA_SIZE 65536\n");
185 printf("#define L1_DATA_LINESIZE 32\n");
186 printf("#define L2_SIZE 512488\n");
187 printf("#define L2_LINESIZE 32\n");
188 printf("#define DTB_DEFAULT_ENTRIES 64\n");
189 printf("#define DTB_SIZE 4096\n");
190 printf("#define L2_ASSOCIATIVE 4\n");
191 }else if(detect()==CPU_LOONGSON3B){
192 printf("#define LOONGSON3B\n");
193 printf("#define L1_DATA_SIZE 65536\n");
194 printf("#define L1_DATA_LINESIZE 32\n");
195 printf("#define L2_SIZE 512488\n");
196 printf("#define L2_LINESIZE 32\n");
197 printf("#define DTB_DEFAULT_ENTRIES 64\n");
198 printf("#define DTB_SIZE 4096\n");
199 printf("#define L2_ASSOCIATIVE 4\n");
200 }else if(detect()==CPU_I6400){
201 printf("#define I6400\n");
202 printf("#define L1_DATA_SIZE 65536\n");
203 printf("#define L1_DATA_LINESIZE 32\n");
204 printf("#define L2_SIZE 1048576\n");
205 printf("#define L2_LINESIZE 32\n");
206 printf("#define DTB_DEFAULT_ENTRIES 64\n");
207 printf("#define DTB_SIZE 4096\n");
208 printf("#define L2_ASSOCIATIVE 8\n");
209 }else if(detect()==CPU_P6600){
210 printf("#define P6600\n");
211 printf("#define L1_DATA_SIZE 65536\n");
212 printf("#define L1_DATA_LINESIZE 32\n");
213 printf("#define L2_SIZE 1048576\n");
214 printf("#define L2_LINESIZE 32\n");
215 printf("#define DTB_DEFAULT_ENTRIES 64\n");
216 printf("#define DTB_SIZE 4096\n");
217 printf("#define L2_ASSOCIATIVE 8\n");
218 }else if(detect()==CPU_I6500){
219 printf("#define I6500\n");
220 printf("#define L1_DATA_SIZE 65536\n");
221 printf("#define L1_DATA_LINESIZE 32\n");
222 printf("#define L2_SIZE 1048576\n");
223 printf("#define L2_LINESIZE 32\n");
224 printf("#define DTB_DEFAULT_ENTRIES 64\n");
225 printf("#define DTB_SIZE 4096\n");
226 printf("#define L2_ASSOCIATIVE 8\n");
228 printf("#define SICORTEX\n");
229 printf("#define L1_DATA_SIZE 32768\n");
230 printf("#define L1_DATA_LINESIZE 32\n");
231 printf("#define L2_SIZE 512488\n");
232 printf("#define L2_LINESIZE 32\n");
233 printf("#define DTB_DEFAULT_ENTRIES 32\n");
234 printf("#define DTB_SIZE 4096\n");
235 printf("#define L2_ASSOCIATIVE 8\n");
239 void get_libname(void){
240 if(detect()==CPU_LOONGSON3A) {
241 printf("loongson3a\n");
242 }else if(detect()==CPU_LOONGSON3B) {
243 printf("loongson3b\n");
244 }else if(detect()==CPU_I6400) {
246 }else if(detect()==CPU_P6600) {
248 }else if(detect()==CPU_I6500) {