".$iommu[$i++]."$line"; } else { foreach ($groups as $line) { if (!$line) continue; if ($line[0]=='I') { if ($spacer) echo ""; else $spacer = true; echo "$line:"; $append = true; } else { echo preg_replace("/^\t/",$append?"":"",$line).""; $append = false; } } } break; case 't2': exec('cat /sys/devices/system/cpu/*/topology/thread_siblings_list|sort -nu',$pairs); $i = 1; foreach ($pairs as $line) { $line = preg_replace(['/(\d+)[-,](\d+)/','/(\d+)\b/'],['$1 / $2','cpu $1'],$line); echo "".(strpos($line,'/')===false?"Single":"Pair ".$i++).":$line"; } break; case 't3': exec('lsusb|sort',$lsusb); foreach ($lsusb as $line) { list($bus,$id) = explode(':', $line, 2); echo "$bus:".trim($id).""; } break; case 't4': exec('lsscsi -s',$lsscsi); foreach ($lsscsi as $line) { if (strpos($line,'/dev/')===false) continue; echo "".preg_replace('/\] +/',']',$line).""; } break; } ?>