获取CPU信息

1 查看手机CPU信息

cmd——adb shell——cd /proc------cat cpuinfo

2 获取cpu的是arm指令集，armv7指令集、还是neon指令集

1. /** 
2.  *  
3.  * [获取cpu类型和架构] 
4.  *  
5.  * @return  
6.  * 三个参数类型的数组，第一个参数标识是不是ARM架构，第二个参数标识是V6还是V7架构，第三个参数标识是不是neon指令集 
7.  */  
8. public static Object[] getCpuArchitecture() {  
9.     if ((Integer) mArmArchitecture[1] != -1) {  
10.         return mArmArchitecture;  
11.     }  
12.     try {  
13.         InputStream is = new FileInputStream("/proc/cpuinfo");  
14.         InputStreamReader ir = new InputStreamReader(is);  
15.         BufferedReader br = new BufferedReader(ir);  
16.         try {  
17.             String nameProcessor = "Processor";  
18.             String nameFeatures = "Features";  
19.             String nameModel = "model name";  
20.             String nameCpuFamily = "cpu family";  
21.             while (true) {  
22.                 String line = br.readLine();  
23.                 String[] pair = null;  
24.                 if (line == null) {  
25.                     break;  
26.                 }  
27.                 pair = line.split(":");  
28.                 if (pair.length != 2)  
29.                     continue;  
30.                 String key = pair[0].trim();  
31.                 String val = pair[1].trim();  
32.                 if (key.compareTo(nameProcessor) == 0) {  
33.                     String n = "";  
34.                     for (int i = val.indexOf("ARMv") + 4; i < val.length(); i++) {  
35.                         String temp = val.charAt(i) + "";  
36.                         if (temp.matches("\\d")) {  
37.                             n += temp;  
38.                         } else {  
39.                             break;  
40.                         }  
41.                     }  
42.                     mArmArchitecture[0] = "ARM";  
43.                     mArmArchitecture[1] = Integer.parseInt(n);  
44.                     continue;  
45.                 }  
46.   
47.                 if (key.compareToIgnoreCase(nameFeatures) == 0) {  
48.                     if (val.contains("neon")) {  
49.                         mArmArchitecture[2] = "neon";  
50.                     }  
51.                     continue;  
52.                 }  
53.   
54.                 if (key.compareToIgnoreCase(nameModel) == 0) {  
55.                     if (val.contains("Intel")) {  
56.                         mArmArchitecture[0] = "INTEL";  
57.                         mArmArchitecture[2] = "atom";  
58.                     }  
59.                     continue;  
60.                 }  
61.   
62.                 if (key.compareToIgnoreCase(nameCpuFamily) == 0) {  
63.                     mArmArchitecture[1] = Integer.parseInt(val);  
64.                     continue;  
65.                 }  
66.             }  
67.         } finally {  
68.             br.close();  
69.             ir.close();  
70.             is.close();  
71.         }  
72.     } catch (Exception e) {  
73.         e.printStackTrace();  
74.     }  
75.   
76.     return mArmArchitecture;  
77. }  

获取CPU信息

原文：http://www.cnblogs.com/lucktian/p/5689625.html