wdog.lst

Cortex-M4+example

###############################################################################
#                                                                             #
# IAR ANSI C/C++ Compiler V6.10.1.52143/W32 for ARM     16/Apr/2011  20:57:49 #
# Copyright 1999-2010 IAR Systems AB.                                         #
#                                                                             #
#    Cpu mode     =  thumb                                                    #
#    Endian       =  little                                                   #
#    Source file  =  E:\Project\15_K60\03_Software\02_My                      #
#                    program\K60_IAR\03_uart_int\src\Sources\C\Component_C\wd #
#                    og.c                                                     #
#    Command line =  "E:\Project\15_K60\03_Software\02_My                     #
#                    program\K60_IAR\03_uart_int\src\Sources\C\Component_C\wd #
#                    og.c" -D IAR -D TWR_K60N512 -lCN                         #
#                    "E:\Project\15_K60\03_Software\02_My                     #
#                    program\K60_IAR\03_uart_int\bin\Ram\List\" -lB           #
#                    "E:\Project\15_K60\03_Software\02_My                     #
#                    program\K60_IAR\03_uart_int\bin\Ram\List\" -o            #
#                    "E:\Project\15_K60\03_Software\02_My                     #
#                    program\K60_IAR\03_uart_int\bin\Ram\Obj\" --no_cse       #
#                    --no_unroll --no_inline --no_code_motion --no_tbaa       #
#                    --no_clustering --no_scheduling --debug --endian=little  #
#                    --cpu=Cortex-M4 -e --fpu=None --dlib_config              #
#                    D:\iar\arm\INC\c\DLib_Config_Normal.h -I                 #
#                    "E:\Project\15_K60\03_Software\02_My                     #
#                    program\K60_IAR\03_uart_int\src\Sources\H\" -I           #
#                    "E:\Project\15_K60\03_Software\02_My                     #
#                    program\K60_IAR\03_uart_int\src\Sources\H\Component_H\"  #
#                    -I "E:\Project\15_K60\03_Software\02_My                  #
#                    program\K60_IAR\03_uart_int\src\Sources\H\Frame_H\" -Ol  #
#                    --use_c++_inline                                         #
#    List file    =  E:\Project\15_K60\03_Software\02_My                      #
#                    program\K60_IAR\03_uart_int\bin\Ram\List\wdog.lst        #
#    Object file  =  E:\Project\15_K60\03_Software\02_My                      #
#                    program\K60_IAR\03_uart_int\bin\Ram\Obj\wdog.o           #
#                                                                             #
#                                                                             #
###############################################################################

E:\Project\15_K60\03_Software\02_My program\K60_IAR\03_uart_int\src\Sources\C\Component_C\wdog.c
      1          //-------------------------------------------------------------------------*
      2          // 文件名: wdog.c                                                          *
      3          // 说  明: 看门狗驱动程序文件                                              *
      4          //-------------------------------------------------------------------------*
      5          
      6          #include "wdog.h"	//包含wdog.h头文件
      7                 
      8          //-------------------------------------------------------------------------*
      9          //函数名: wdog_disable                                                     *
     10          //功  能: 关闭看门狗模块                                                   * 
     11          //参  数: 无			  					   *	
     12          //返  回: 无                                                               *
     13          //说  明: 无                                                               *
     14          //-------------------------------------------------------------------------*

   \                                 In section .text, align 2, keep-with-next
     15          void wdog_disable(void)
     16          {
   \                     wdog_disable:
   \   00000000   80B5               PUSH     {R7,LR}
     17              //给看门狗模块解锁，以便写寄存器
     18              wdog_unlock();
   \   00000002   ........           BL       wdog_unlock
     19              //关闭看门狗
     20              WDOG_STCTRLH &= ~WDOG_STCTRLH_WDOGEN_MASK;
   \   00000006   ....               LDR.N    R0,??DataTable1  ;; 0x40052000
   \   00000008   0088               LDRH     R0,[R0, #+0]
   \   0000000A   4FF6FE71           MOVW     R1,#+65534
   \   0000000E   0840               ANDS     R0,R1,R0
   \   00000010   ....               LDR.N    R1,??DataTable1  ;; 0x40052000
   \   00000012   0880               STRH     R0,[R1, #+0]
     21          }
   \   00000014   01BD               POP      {R0,PC}          ;; return
     22          
     23          //-------------------------------------------------------------------------*
     24          //函数名: wdog_unlock                                                      *
     25          //功  能: 看门狗解锁                                                       * 
     26          //参  数: 无							           *	
     27          //返  回: 无                                                               *
     28          //说  明: 无                                                               *
     29          //-------------------------------------------------------------------------*

   \                                 In section .text, align 4, keep-with-next
     30          void wdog_unlock(void)
     31          {
     32              /* 注意: 不要单步调试此程序!!! ，否则会引起CPU复位*/
     33              //关总中断
     34              DisableInterrupts;		
   \                     wdog_unlock:
   \   00000000   72B6               CPSID i         
     35              //写解锁寄存器
     36              WDOG_UNLOCK = 0xC520;	
   \   00000002   ....               LDR.N    R0,??DataTable1_1  ;; 0x4005200e
   \   00000004   4CF22051           MOVW     R1,#+50464
   \   00000008   0180               STRH     R1,[R0, #+0]
     37              //完成解锁
     38              WDOG_UNLOCK = 0xD928;	
   \   0000000A   ....               LDR.N    R0,??DataTable1_1  ;; 0x4005200e
   \   0000000C   4DF62811           MOVW     R1,#+55592
   \   00000010   0180               STRH     R1,[R0, #+0]
     39              //开总中断
     40              EnableInterrupts;		
   \   00000012   62B6               CPSIE i         
     41          }
   \   00000014   7047               BX       LR               ;; return

   \                                 In section .text, align 4, keep-with-next
   \                     ??DataTable1:
   \   00000000   00200540           DC32     0x40052000

   \                                 In section .text, align 4, keep-with-next
   \                     ??DataTable1_1:
   \   00000000   0E200540           DC32     0x4005200e

   Maximum stack usage in bytes:

     Function     .cstack
     --------     -------
     wdog_disable      8
     wdog_unlock       0


   Section sizes:

     Function/Label Bytes
     -------------- -----
     wdog_disable     22
     wdog_unlock      22
     ??DataTable1      4
     ??DataTable1_1    4

 
 52 bytes in section .text
 
 52 bytes of CODE memory

Errors: none
Warnings: none