2013-04-08 34 views

回答

5

不太清楚你所说的“运行时的足迹”,但TI命令将显示特定任务的堆栈使用的意思:

-> ti tNet0 

    NAME   ENTRY  TID PRI STATUS  PC  SP  ERRNO DELAY 
---------- ------------ -------- --- ---------- -------- -------- ------- ----- 
tNet0  ipcomNetTask 1040fad0 50 PEND  1014c42b 1078ff10  0  0 

full task name : tNet0 
task entry  : ipcomNetTask 
process  : kernel 
options  : 0x9007 
VX_SUPERVISOR_MODE VX_UNBREAKABLE  VX_DEALLOC_STACK VX_DEALLOC_TCB  
VX_DEALLOC_EXC_STACK 

STACK  BASE  END  SP  SIZE HIGH MARGIN 
--------- -------- -------- -------- ------- ------- ------- 
execution 10790000 10780000 1078ff10 65536 2404 63132 
exception 10428fb8 10426030   12168  360 11808 

CPU使用率,在您的BSP使INCLUDE_SPY和执行间谍开始显示CPU的使用情况:

->spy 
    NAME   ENTRY  TID  PRI total % (ticks) delta % (ticks) 
------------ ------------ ---------- --- --------------- --------------- 
tJobTask  0x10098410 0x103eeb00 0  0% (  0) 0% (  0) 
tExcTask  0x10097880 0x101d6560 0  0% (  0) 0% (  0) 
tLogTask  logTask  0x103efa58 0  0% (  0) 0% (  0) 
tShell0  shellTask 0x1058c5c8 1  0% (  2) 0% (  2) 
tWdbTask  0x10141e80 0x104ae950 3  0% (  0) 0% (  0) 
tSpyTask  spyComTask 0x1042ecb8 5  0% (  8) 0% (  2) 
ipcom_tickd 0x10060090 0x1058fb50 20  0% (  0) 0% (  0) 
tVxdbgTask 0x10051810 0x104ae658 25  0% (  0) 0% (  0) 
tAioIoTask1 aioIoTask 0x1040df78 50  0% (  0) 0% (  0) 
tAioIoTask0 aioIoTask 0x1040e3a0 50  0% (  0) 0% (  0) 
tNet0  ipcomNetTask 0x1040fad0 50  0% (  0) 0% (  0) 
ipcom_syslog 0x10055190 0x1042e5a8 50  0% (  0) 0% (  0) 
tNetConf  0x100887e0 0x1044f8b8 50  0% (  0) 0% (  0) 
tAioWait  aioWaitTask 0x1040aa40 51  0% (  0) 0% (  0) 
KERNEL          0% (  0) 0% (  0) 
INTERRUPT          0% (  0) 0% (  0) 
IDLE           99% ( 2495) 99% ( 498) 
TOTAL          99% ( 2505) 99% ( 502) 

->spyStop 
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