[v1.03][RISCV] Add basic SoC detection backend

src/riscv/riscv.c

@@ -5,6 +5,7 @@
 
 #include "../common/global.h"
 #include "../common/udev.h"
+#include "soc.h"
 
 struct frequency* get_frequency_info(uint32_t core) {
   struct frequency* freq = emalloc(sizeof(struct frequency));
@@ -15,23 +16,45 @@ struct frequency* get_frequency_info(uint32_t core) {
   return freq;
 }
 
+int64_t get_peak_performance(struct cpuInfo* cpu) {
+  //First check we have consistent data
+  if(get_freq(cpu->freq) == UNKNOWN_DATA) {
+    return -1;
+  }
+
+  int64_t flops = cpu->topo->total_cores * (get_freq(cpu->freq) * 1000000);
+  return flops;
+}
+
 struct cpuInfo* get_cpu_info(void) {
   struct cpuInfo* cpu = malloc(sizeof(struct cpuInfo));
   //init_cpu_info(cpu);
-  int ncores = get_ncores_from_cpuinfo();
+  struct topology* topo = emalloc(sizeof(struct topology));
+  topo->total_cores = get_ncores_from_cpuinfo();
+  topo->cach = NULL;
+  cpu->topo = topo;
+
   cpu->hv = emalloc(sizeof(struct hypervisor));
   cpu->hv->present = false;
-  //cpu->soc = get_soc();
-  //cpu->peak_performance = get_peak_performance(cpu);
-  cpu->peak_performance = 0;
+  cpu->soc = get_soc();
   cpu->freq = get_frequency_info(0);
   cpu->cpu_vendor = CPU_VENDOR_RISCV;
+  cpu->peak_performance = get_peak_performance(cpu);
 
   return cpu;
 }
 
+//TODO: Might be worth refactoring with other archs
 char* get_str_topology(struct cpuInfo* cpu, struct topology* topo) {
-  return "Many cores";
+  uint32_t size = 3+7+1;
+  char*  string = emalloc(sizeof(char)*size);
+  snprintf(string, size, "%d cores", topo->total_cores);
+
+  return string;
+}
+
+char* get_str_features(struct cpuInfo* cpu) {
+  return NULL;
 }
 
 void print_debug(struct cpuInfo* cpu) {