更新新版(基于PVTM的)CPU抽奖算法

bin/5bcli.dart

@@ -31,6 +31,8 @@ int main(List<String> arguments) {
  //获取体质抽奖结果
  var lotteryParser = ArgParser();
  parser.addCommand('lottery', lotteryParser);
+ lotteryParser.addFlag('list', abbr: 'l', negatable: false, help: '列出所有结果');
+ lotteryParser.addFlag('legacy', negatable: false, help: '使用旧版方式获取体质抽奖结果');
  lotteryParser.addFlag('help', abbr: 'h', negatable: false, help: '获取帮助');
 
  //读取输入电压
@@ -100,22 +102,68 @@ ${parser.usage}
  print(lotteryParser.usage);
  return 0;
  }
- var frequencies = getFreqBigClustersMHz();
- if (frequencies == null) {
- print("获取cpu频率失败");
- return 1;
- }
  const Map<CpuLotteryResult, String> lotteryMap = {
  CpuLotteryResult.level1: "一等奖",
  CpuLotteryResult.level2: "二等奖",
  CpuLotteryResult.level3: "三等奖",
  CpuLotteryResult.levelWorst: "参与奖",
  };
- var result0 = getCpuLotteryResult(frequencies[0]);
- var result1 = getCpuLotteryResult(frequencies[1]);
 
- print("第一组大核频率: ${frequencies[0]}MHz, 抽奖结果: ${lotteryMap[result0]}");
- print("第二组大核频率: ${frequencies[1]}MHz, 抽奖结果: ${lotteryMap[result1]}");
+ if (results.command!['list']) {
+ print("所有体质抽奖结果:");
+ if (results.command!['legacy']) {
+ freq2LevelMap.forEach((key, value) {
+ print("频率近似值: $key, 结果: ${lotteryMap[value]}");
+ });
+ } else {
+ var lastValue = -1;
+ var lastResult = CpuLotteryResult.levelWorst;
+ pvtm2LevelMap.forEach((key, value) {
+ if (lastValue != -1) {
+ print(
+ "PVTM值: $lastValue - ${key - 1}, 结果: ${lotteryMap[lastResult]}");
+ }
+ lastValue = key;
+ lastResult = value;
+ });
+ }
+ return 0;
+ }
+
+ if (results.command!['legacy']) {
+ var frequencies = getFreqBigClustersMHz();
+ if (frequencies == null) {
+ print("获取cpu频率失败");
+ return 1;
+ }
+
+ var result0 = getCpuLotteryResult(frequencies[0]);
+ var result1 = getCpuLotteryResult(frequencies[1]);
+
+ print("第一组大核频率: ${frequencies[0]}MHz, 抽奖结果: ${lotteryMap[result0]}");
+ print("第二组大核频率: ${frequencies[1]}MHz, 抽奖结果: ${lotteryMap[result1]}");
+ print("抽奖结果受温度影响, 可以在不同温度下多次测试以获得更准确的结果");
+ print("使用 --list 参数以列出所有可能结果");
+ } else {
+ try {
+ var pvtmValues = getPvtmBigClusters();
+ if (pvtmValues == null) {
+ print("获取pvtm失败");
+ return 1;
+ }
+
+ var result0 = getPvtmCpuLotteryResult(pvtmValues[0]);
+ var result1 = getPvtmCpuLotteryResult(pvtmValues[1]);
+
+ print("第一组大核pvtm值: ${pvtmValues[0]}, 抽奖结果: ${lotteryMap[result0]}");
+ print("第二组大核pvtm值: ${pvtmValues[1]}, 抽奖结果: ${lotteryMap[result1]}");
+ print("抽奖结果受温度影响, 可以在不同温度下多次测试以获得更准确的结果");
+ print("使用 --list 参数以列出所有可能结果");
+ } catch (e) {
+ print("体质抽奖失败: $e");
+ }
+ }
+
  break;
  case 'input_voltage':
  if (results.command!['help']) {

lib/cpu_lottery.dart

@@ -60,3 +60,48 @@ CpuLotteryResult getCpuLotteryResult(int freqMHz) {
  });
  return freq2LevelMap[minKey];
 }
+
+//
+const Map pvtm2LevelMap = {
+ 0: CpuLotteryResult.levelWorst,
+ 1616: CpuLotteryResult.level3,
+ 1641: CpuLotteryResult.level2,
+ 1676: CpuLotteryResult.levelWorst,
+ 1711: CpuLotteryResult.level3,
+ 1744: CpuLotteryResult.level2,
+ 1777: CpuLotteryResult.level1,
+ 9999: CpuLotteryResult.level1
+};
+
+///获取CPU大核PVTM值
+///目前只能通过读取内核日志来获取...
+List? getPvtmBigClusters() {
+ var dmesgProc = Process.runSync('dmesg', []);
+ if (dmesgProc.exitCode != 0) {
+ throw Exception('无法读取内核日志. 权限不足?');
+ }
+ //获取cpu4和cpu6(两组大核)的pvtm值
+ RegExp cpuPvtmRegExp = RegExp(r'cpu[4-6]: pvtm=([0-9]+)');
+ String kernelMsg = dmesgProc.stdout.toString();
+ var lines = kernelMsg.split('\n');
+ var pvtmList = <int>[];
+ for (var line in lines) {
+ var match = cpuPvtmRegExp.firstMatch(line);
+ if (match != null) {
+ var pvtm = int.parse(match.group(1)!);
+ pvtmList.add(pvtm);
+ }
+ }
+ return pvtmList;
+}
+
+///通过PVTM值判断体质
+CpuLotteryResult getPvtmCpuLotteryResult(int pvtmVal) {
+ CpuLotteryResult result = CpuLotteryResult.levelWorst;
+ pvtm2LevelMap.forEach((key, v) {
+ if (pvtmVal >= key) {
+ result = v;
+ }
+ });
+ return result;
+}

pubspec.yaml

@@ -1,6 +1,6 @@
 name: a5btool
 description: A tool for Rock 5B running Linux
-version: 1.1.0
+version: 1.2.0
 # homepage: https://www.example.com
 
 environment: