Topology updates and ARM specific fixes

- Add some topological info to likwid-perfctr -i
- Add Nvidia Grace to supported chips
- Topology: remove some errors with returns if info is optional
- Fix for SVE CPU feature detection

src/applications/likwid-perfctr.lua

@@ -925,6 +925,8 @@ end
 if print_info or verbose > 0 then
     print_stdout(string.format("CPU family:\t%u", cpuinfo["family"]))
     print_stdout(string.format("CPU model:\t%u", cpuinfo["model"]))
+    print_stdout(string.format("CPU vendor:\t%u", cpuinfo["vendor"]))
+    print_stdout(string.format("CPU part:\t%u", cpuinfo["part"]))
     print_stdout(string.format("CPU short:\t%s", cpuinfo["short_name"]))
     print_stdout(string.format("CPU stepping:\t%u", cpuinfo["stepping"]))
     print_stdout(string.format("CPU features:\t%s", cpuinfo["features"]))
@@ -936,7 +938,9 @@ if print_info or verbose > 0 then
         print_stdout(string.format("PERFMON number of counters:\t\t%u", cpuinfo["perf_num_ctr"]))
         print_stdout(string.format("PERFMON width of counters:\t\t%u", cpuinfo["perf_width_ctr"]))
         print_stdout(string.format("PERFMON number of fixed counters:\t%u", cpuinfo["perf_num_fixed_ctr"]))
+        print_stdout(string.format("PERFMON supports desktop memory controllers:\t%u", cpuinfo["supportClientmem"]))
     end
+    print_stdout(string.format("PERFMON supports Uncore:\t%u", cpuinfo["supportUncore"]))
     ---------------------------
     if nvSupported and cudatopo then
         print_stdout(likwid.hline)

src/topology.c

@@ -1219,17 +1219,20 @@ topology_setName(void)
                 case ZEN_RYZEN:
                     cpuid_info.name = amd_zen_str;
                     cpuid_info.short_name = short_zen;
+                    cpuid_info.supportUncore = 1;
                     break;
                 case ZENPLUS_RYZEN:
                 case ZENPLUS_RYZEN2:
                     cpuid_info.name = amd_zenplus_str;
                     cpuid_info.short_name = short_zen;
+                    cpuid_info.supportUncore = 1;
                     break;
                 case ZEN2_RYZEN:
                 case ZEN2_RYZEN2:
                 case ZEN2_RYZEN3:
                     cpuid_info.name = amd_zen2_str;
                     cpuid_info.short_name = short_zen2;
+                    cpuid_info.supportUncore = 1;
                     break;
                 default:
                     err = -EFAULT;
@@ -1245,13 +1248,15 @@ topology_setName(void)
                 case ZEN3_EPYC_TRENTO:
                     cpuid_info.name = amd_zen3_str;
                     cpuid_info.short_name = short_zen3;
+                    cpuid_info.supportUncore = 1;
                     break;
                 case ZEN4_RYZEN:
                 case ZEN4_RYZEN2:
                 case ZEN4_EPYC:
                 case ZEN4_RYZEN_PRO:
                     cpuid_info.name = amd_zen4_str;
                     cpuid_info.short_name = short_zen4;
+                    cpuid_info.supportUncore = 1;
                     break;
                 default:
                     err = -EFAULT;
@@ -1325,6 +1330,7 @@ topology_setName(void)
                         case NVIDIA_GRACE:
                             cpuid_info.name = arm_nvidia_grace;
                             cpuid_info.short_name = short_nvidia_grace;
+                            cpuid_info.supportUncore = 1;
                             break;
                         default:
                             err = -EFAULT;
@@ -1544,14 +1550,9 @@ topology_init(void)
         ret = topology_setName();
         if (ret < 0)
         {
-            errno = ret;
-            ERROR_PRINT(Failed to set CPU name);
-            free(cpuid_info.osname);
-            memset(&cpuid_info, 0, sizeof(CpuInfo));
-            memset(&cpuid_topology, 0, sizeof(CpuTopology));
-            return ret;
+            DEBUG_PRINT(DEBUGLEV_INFO, Cannot use machine-given CPU name);
         }
-        funcs.init_cpuFeatures();
+        ret = funcs.init_cpuFeatures();
         if (ret < 0)
         {
             errno = ret;
@@ -1863,6 +1864,7 @@ print_supportedCPUs (void)
     printf("\t%s\n",arm_neoverse_v1);
     printf("\t%s\n",arm_huawei_tsv110);
     printf("\t%s\n",apple_m1_studio);
+    printf("\t%s\n",arm_nvidia_grace);
     printf("\n");
     printf("Supported ARMv7 processors:\n");
     printf("\t%s\n",armv7l_str);

src/topology_proc.c

@@ -570,7 +570,7 @@ proc_init_cpuFeatures(void)
             setBit(cpuid_info.featureFlags, PMULL);
             bcatcstr(bfeatures, "PMULL ");
         }
-        else if (bisstemeqblk(flaglist->entry[i], "sve", 3) == 1)
+        else if (bisstemeqblk(flaglist->entry[i], "sve", 3) == 1 && (!testBit(cpuid_info.featureFlags, SVE)))
         {
             setBit(cpuid_info.featureFlags, SVE);
             bcatcstr(bfeatures, "SVE ");