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Add msa support for loongson

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1. Using core loongson3r3 and loongson3r4 for loongson
2. Add DYNAMIC_ARCH for loongson

Change-Id: I1c6b54dbeca3a0cc31d1222af36a7e9bd6ab54c1
This commit is contained in:
gxw
2020-11-26 14:59:41 +08:00
parent d67babf345
commit 4b548857d6
28 changed files with 682 additions and 361 deletions
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91
cpuid_mips64.c
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@@ -70,19 +70,19 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
/* or implied, of The University of Texas at Austin. */
/*********************************************************************/
#define CPU_UNKNOWN 0
#define CPU_SICORTEX 1
#define CPU_LOONGSON3A 2
#define CPU_LOONGSON3B 3
#define CPU_I6400 4
#define CPU_P6600 5
#define CPU_I6500 6
#define CPU_UNKNOWN 0
#define CPU_SICORTEX 1
#define CPU_LOONGSON3R3 2
#define CPU_LOONGSON3R4 3
#define CPU_I6400 4
#define CPU_P6600 5
#define CPU_I6500 6
static char *cpuname[] = {
"UNKNOWN",
"SICORTEX",
"LOONGSON3A",
"LOONGSON3B",
"LOONGSON3R3",
"LOONGSON3R4",
"I6400",
"P6600",
"I6500"
@@ -90,48 +90,13 @@ static char *cpuname[] = {
int detect(void){
#ifdef __linux
#ifdef linux
FILE *infile;
char buffer[512], *p;
p = (char *)NULL;
infile = fopen("/proc/cpuinfo", "r");
while (fgets(buffer, sizeof(buffer), infile)){
if (!strncmp("cpu", buffer, 3)){
p = strchr(buffer, ':') + 2;
#if 0
fprintf(stderr, "%s\n", p);
#endif
break;
}
}
fclose(infile);
if(p != NULL){
if (strstr(p, "Loongson-3A")){
return CPU_LOONGSON3A;
}else if(strstr(p, "Loongson-3B")){
return CPU_LOONGSON3B;
}else if (strstr(p, "Loongson-3")){
infile = fopen("/proc/cpuinfo", "r");
p = (char *)NULL;
while (fgets(buffer, sizeof(buffer), infile)){
if (!strncmp("system type", buffer, 11)){
p = strchr(buffer, ':') + 2;
break;
}
}
fclose(infile);
if (strstr(p, "loongson3a"))
return CPU_LOONGSON3A;
}else{
return CPU_SICORTEX;
}
}
//Check model name for Loongson3
infile = fopen("/proc/cpuinfo", "r");
p = (char *)NULL;
while (fgets(buffer, sizeof(buffer), infile)){
if (!strncmp("model name", buffer, 10)){
p = strchr(buffer, ':') + 2;
@@ -140,14 +105,16 @@ int detect(void){
}
fclose(infile);
if(p != NULL){
if (strstr(p, "Loongson-3A")){
return CPU_LOONGSON3A;
}else if(strstr(p, "Loongson-3B")){
return CPU_LOONGSON3B;
}
if (strstr(p, "Loongson-3A3000") || strstr(p, "Loongson-3B3000")){
return CPU_LOONGSON3R3;
}else if(strstr(p, "Loongson-3A4000") || strstr(p, "Loongson-3B4000")){
return CPU_LOONGSON3R4;
} else{
return CPU_SICORTEX;
}
#endif
return CPU_UNKNOWN;
}
}
char *get_corename(void){
@@ -159,10 +126,10 @@ void get_architecture(void){
}
void get_subarchitecture(void){
if(detect()==CPU_LOONGSON3A) {
printf("LOONGSON3A");
}else if(detect()==CPU_LOONGSON3B){
printf("LOONGSON3B");
if(detect()==CPU_LOONGSON3R3) {
printf("LOONGSON3R3");
}else if(detect()==CPU_LOONGSON3R4){
printf("LOONGSON3R4");
}else if(detect()==CPU_I6400){
printf("I6400");
}else if(detect()==CPU_P6600){
@@ -179,8 +146,8 @@ void get_subdirname(void){
}
void get_cpuconfig(void){
if(detect()==CPU_LOONGSON3A) {
printf("#define LOONGSON3A\n");
if(detect()==CPU_LOONGSON3R3) {
printf("#define LOONGSON3R3\n");
printf("#define L1_DATA_SIZE 65536\n");
printf("#define L1_DATA_LINESIZE 32\n");
printf("#define L2_SIZE 512488\n");
@@ -188,8 +155,8 @@ void get_cpuconfig(void){
printf("#define DTB_DEFAULT_ENTRIES 64\n");
printf("#define DTB_SIZE 4096\n");
printf("#define L2_ASSOCIATIVE 4\n");
}else if(detect()==CPU_LOONGSON3B){
printf("#define LOONGSON3B\n");
}else if(detect()==CPU_LOONGSON3R4){
printf("#define LOONGSON3R4\n");
printf("#define L1_DATA_SIZE 65536\n");
printf("#define L1_DATA_LINESIZE 32\n");
printf("#define L2_SIZE 512488\n");
@@ -237,10 +204,10 @@ void get_cpuconfig(void){
}
void get_libname(void){
if(detect()==CPU_LOONGSON3A) {
printf("loongson3a\n");
}else if(detect()==CPU_LOONGSON3B) {
printf("loongson3b\n");
if(detect()==CPU_LOONGSON3R3) {
printf("loongson3r3\n");
}else if(detect()==CPU_LOONGSON3R4) {
printf("loongson3r4\n");
}else if(detect()==CPU_I6400) {
printf("i6400\n");
}else if(detect()==CPU_P6600) {