S5P4418如何用JTAG连接

菜鸡李安晏

最近想用JTAG调试S5P4418，使用Jlink，发现无法连接，错误信息如下，不知是否有老铁知道如何解决：

1. Connecting to target via JTAGTota1lIRLen - 4, IRPrint = 0x01
   
2. 
   
3.       JTAG chain detection found 1 devices:
   
4. 
   
5.       #0 Id: 0x4BA00477, IRLen: 04, CoreSight JTAG-DPDPv0 detected
   
6. 
   
7.       Scanning AP map to find a11 available APs
   
8. 
   
9.       AP[3]: Stopped AP scan as end of AP map has been reached AP[0]: AHB-AP (IDR: 0x44770001)AP[1]: APB-AP (IDR: 0x24770002)AP[2]: JTAG-AP (IDR: 0x14760010)
   
10. 
    
11.       I terating through AP map to find APB-AP to useAP[0]: Skipped. Not an APB-APAP[1]: APB-AP found
    
12. 
    
13.       Tota1IRLen F 4, IRPrint F 0x01
    
14. 
    
15.       JTAG chain detection found 1 devices:
    
16. 
    
17.       #O Id: 0x4BA00477, IRLen: 04, CoreSight JTAG-DP
    
18. 
    
19.       satsk Error: Cortex-A/R (connect): Could not determine address of core debug registers. Incorrect CoreSight ROM table in device?
    
20. 
    
21.       Tota1IRLen = 4, IRPrint = 0x01
    
22. 
    
23.       JTAG chain detection found 1 devices:
    
24. 
    
25.       #O Id: 0x4BA00477, IRLen: 04, CoreSight JTAG-DPTota1IRLen F 4, IRPrint F 0x01
    
26. 
    
27.       JTAG chain detection found 1 devices:
    
28. 
    
29.       #0 Id: 0x4BA00477, IRLen: 04, CoreSight JTAG-DPCannot connect to target

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