#define CPU_UNKNOWN 0
#define CPU_ARMV8 1
#define CPU_CORTEXA57 2
+#define CPU_VULCAN 3
+#define CPU_THUNDERX 4
+#define CPU_THUNDERX2T99 5
static char *cpuname[] = {
"UNKNOWN",
"ARMV8" ,
- "CORTEXA57"
+ "CORTEXA57",
+ "VULCAN",
+ "THUNDERX",
+ "THUNDERX2T99"
};
static char *cpuname_lower[] = {
"unknown",
"armv8" ,
- "cortexa57"
+ "cortexa57",
+ "vulcan",
+ "thunderx",
+ "thunderx2t99"
};
int get_feature(char *search)
#ifdef linux
FILE *infile;
- char buffer[512], *p;
- p = (char *) NULL ;
-
- infile = fopen("/proc/cpuinfo", "r");
- while (fgets(buffer, sizeof(buffer), infile))
- {
+ char buffer[512], *p, *cpu_part = NULL, *cpu_implementer = NULL;
+ p = (char *) NULL ;
- if (!strncmp("CPU part", buffer, 8))
- {
- p = strchr(buffer, ':') + 2;
+ infile = fopen("/proc/cpuinfo", "r");
+ while (fgets(buffer, sizeof(buffer), infile)) {
+ if ((cpu_part != NULL) && (cpu_implementer != NULL)) {
break;
}
+
+ if ((cpu_part == NULL) && !strncmp("CPU part", buffer, 8)) {
+ cpu_part = strchr(buffer, ':') + 2;
+ cpu_part = strdup(cpu_part);
+ } else if ((cpu_implementer == NULL) && !strncmp("CPU implementer", buffer, 15)) {
+ cpu_implementer = strchr(buffer, ':') + 2;
+ cpu_implementer = strdup(cpu_implementer);
+ }
}
fclose(infile);
- if(p != NULL) {
- if (strstr(p, "0xd07")) {
- return CPU_CORTEXA57;
- }
+ if(cpu_part != NULL && cpu_implementer != NULL) {
+ if (strstr(cpu_part, "0xd07") && strstr(cpu_implementer, "0x41"))
+ return CPU_CORTEXA57;
+ else if (strstr(cpu_part, "0x516") && strstr(cpu_implementer, "0x42"))
+ return CPU_VULCAN;
+ else if (strstr(cpu_part, "0x0a1") && strstr(cpu_implementer, "0x43"))
+ return CPU_THUNDERX;
+ else if (strstr(cpu_part, "0xFFF") && strstr(cpu_implementer, "0x43")) /* TODO */
+ return CPU_THUNDERX2T99;
}
p = (char *) NULL ;
printf("#define L2_ASSOCIATIVE 4\n");
break;
+ case CPU_VULCAN:
+ printf("#define VULCAN \n");
+ printf("#define HAVE_VFP \n");
+ printf("#define HAVE_VFPV3 \n");
+ printf("#define HAVE_NEON \n");
+ printf("#define HAVE_VFPV4 \n");
+ printf("#define L1_CODE_SIZE 32768 \n");
+ printf("#define L1_CODE_LINESIZE 64 \n");
+ printf("#define L1_CODE_ASSOCIATIVE 8 \n");
+ printf("#define L1_DATA_SIZE 32768 \n");
+ printf("#define L1_DATA_LINESIZE 64 \n");
+ printf("#define L1_DATA_ASSOCIATIVE 8 \n");
+ printf("#define L2_SIZE 262144 \n");
+ printf("#define L2_LINESIZE 64 \n");
+ printf("#define L2_ASSOCIATIVE 8 \n");
+ printf("#define L3_SIZE 33554432 \n");
+ printf("#define L3_LINESIZE 64 \n");
+ printf("#define L3_ASSOCIATIVE 32 \n");
+ printf("#define DTB_DEFAULT_ENTRIES 64 \n");
+ printf("#define DTB_SIZE 4096 \n");
+ break;
+
case CPU_CORTEXA57:
printf("#define CORTEXA57\n");
printf("#define HAVE_VFP\n");
printf("#define L2_SIZE 2097152\n");
printf("#define L2_LINESIZE 64\n");
printf("#define L2_ASSOCIATIVE 16\n");
+ printf("#define DTB_DEFAULT_ENTRIES 64\n");
+ printf("#define DTB_SIZE 4096\n");
+ break;
+
+ case CPU_THUNDERX:
+ printf("#define ARMV8\n");
+ printf("#define THUNDERX\n");
+ printf("#define L1_DATA_SIZE 32768\n");
+ printf("#define L1_DATA_LINESIZE 128\n");
+ printf("#define L2_SIZE 16777216\n");
+ printf("#define L2_LINESIZE 128\n");
+ printf("#define DTB_DEFAULT_ENTRIES 64\n");
+ printf("#define DTB_SIZE 4096\n");
+ printf("#define L2_ASSOCIATIVE 16\n");
+ break;
+
+ case CPU_THUNDERX2T99:
+ printf("#define VULCAN \n");
+ printf("#define HAVE_VFP \n");
+ printf("#define HAVE_VFPV3 \n");
+ printf("#define HAVE_NEON \n");
+ printf("#define HAVE_VFPV4 \n");
+ printf("#define L1_CODE_SIZE 32768 \n");
+ printf("#define L1_CODE_LINESIZE 64 \n");
+ printf("#define L1_CODE_ASSOCIATIVE 8 \n");
+ printf("#define L1_DATA_SIZE 32768 \n");
+ printf("#define L1_DATA_LINESIZE 64 \n");
+ printf("#define L1_DATA_ASSOCIATIVE 8 \n");
+ printf("#define L2_SIZE 262144 \n");
+ printf("#define L2_LINESIZE 64 \n");
+ printf("#define L2_ASSOCIATIVE 8 \n");
+ printf("#define L3_SIZE 33554432 \n");
+ printf("#define L3_LINESIZE 64 \n");
+ printf("#define L3_ASSOCIATIVE 32 \n");
+ printf("#define DTB_DEFAULT_ENTRIES 64 \n");
+ printf("#define DTB_SIZE 4096 \n");
break;
}
}