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
25 LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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_LOONGSON3R3 2
76 #define CPU_LOONGSON3R4 3
81 static char *cpuname[] = {
98 //Check model name for Loongson3
99 infile = fopen("/proc/cpuinfo", "r");
100 while (fgets(buffer, sizeof(buffer), infile)){
101 if (!strncmp("model name", buffer, 10)){
102 p = strchr(buffer, ':') + 2;
108 if (strstr(p, "Loongson-3A3000") || strstr(p, "Loongson-3B3000")){
109 return CPU_LOONGSON3R3;
110 } else if (strstr(p, "Loongson-3A4000") || strstr(p, "Loongson-3B4000")){
111 return CPU_LOONGSON3R4;
120 char *get_corename(void){
121 return cpuname[detect()];
124 void get_architecture(void){
128 void get_subarchitecture(void){
129 if(detect()==CPU_LOONGSON3R3) {
130 printf("LOONGSON3R3");
131 }else if(detect()==CPU_LOONGSON3R4){
132 printf("LOONGSON3R4");
133 }else if(detect()==CPU_I6400){
135 }else if(detect()==CPU_P6600){
137 }else if(detect()==CPU_I6500){
144 void get_subdirname(void){
148 void get_cpuconfig(void){
149 if(detect()==CPU_LOONGSON3R3) {
150 printf("#define LOONGSON3R3\n");
151 printf("#define L1_DATA_SIZE 65536\n");
152 printf("#define L1_DATA_LINESIZE 32\n");
153 printf("#define L2_SIZE 512488\n");
154 printf("#define L2_LINESIZE 32\n");
155 printf("#define DTB_DEFAULT_ENTRIES 64\n");
156 printf("#define DTB_SIZE 4096\n");
157 printf("#define L2_ASSOCIATIVE 4\n");
158 }else if(detect()==CPU_LOONGSON3R4){
159 printf("#define LOONGSON3R4\n");
160 printf("#define L1_DATA_SIZE 65536\n");
161 printf("#define L1_DATA_LINESIZE 32\n");
162 printf("#define L2_SIZE 512488\n");
163 printf("#define L2_LINESIZE 32\n");
164 printf("#define DTB_DEFAULT_ENTRIES 64\n");
165 printf("#define DTB_SIZE 4096\n");
166 printf("#define L2_ASSOCIATIVE 4\n");
167 }else if(detect()==CPU_I6400){
168 printf("#define I6400\n");
169 printf("#define L1_DATA_SIZE 65536\n");
170 printf("#define L1_DATA_LINESIZE 32\n");
171 printf("#define L2_SIZE 1048576\n");
172 printf("#define L2_LINESIZE 32\n");
173 printf("#define DTB_DEFAULT_ENTRIES 64\n");
174 printf("#define DTB_SIZE 4096\n");
175 printf("#define L2_ASSOCIATIVE 8\n");
176 }else if(detect()==CPU_P6600){
177 printf("#define P6600\n");
178 printf("#define L1_DATA_SIZE 65536\n");
179 printf("#define L1_DATA_LINESIZE 32\n");
180 printf("#define L2_SIZE 1048576\n");
181 printf("#define L2_LINESIZE 32\n");
182 printf("#define DTB_DEFAULT_ENTRIES 64\n");
183 printf("#define DTB_SIZE 4096\n");
184 printf("#define L2_ASSOCIATIVE 8\n");
185 }else if(detect()==CPU_I6500){
186 printf("#define I6500\n");
187 printf("#define L1_DATA_SIZE 65536\n");
188 printf("#define L1_DATA_LINESIZE 32\n");
189 printf("#define L2_SIZE 1048576\n");
190 printf("#define L2_LINESIZE 32\n");
191 printf("#define DTB_DEFAULT_ENTRIES 64\n");
192 printf("#define DTB_SIZE 4096\n");
193 printf("#define L2_ASSOCIATIVE 8\n");
195 printf("#define SICORTEX\n");
196 printf("#define L1_DATA_SIZE 32768\n");
197 printf("#define L1_DATA_LINESIZE 32\n");
198 printf("#define L2_SIZE 512488\n");
199 printf("#define L2_LINESIZE 32\n");
200 printf("#define DTB_DEFAULT_ENTRIES 32\n");
201 printf("#define DTB_SIZE 4096\n");
202 printf("#define L2_ASSOCIATIVE 8\n");
204 if (!get_feature("msa")) printf("#define NO_MSA\n");
207 void get_libname(void){
208 if(detect()==CPU_LOONGSON3R3) {
209 printf("loongson3r3\n");
210 }else if(detect()==CPU_LOONGSON3R4) {
211 printf("loongson3r4\n");
212 }else if(detect()==CPU_I6400) {
214 }else if(detect()==CPU_P6600) {
216 }else if(detect()==CPU_I6500) {
223 int get_feature(char *search)
228 char buffer[2048], *p,*t;
231 infile = fopen("/proc/cpuinfo", "r");
233 while (fgets(buffer, sizeof(buffer), infile))
236 if (!strncmp("Features", buffer, 8) || !strncmp("ASEs implemented", buffer, 16))
238 p = strchr(buffer, ':') + 2;
245 if( p == NULL ) return 0;
248 while( t = strtok(NULL," "))
250 if (strstr(t, search)) { return(1); }