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ARM GAS /tmp/ccx6pHMx.s page 1
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1 .cpu cortex-m0plus
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2 .eabi_attribute 20, 1
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3 .eabi_attribute 21, 1
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4 .eabi_attribute 23, 3
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5 .eabi_attribute 24, 1
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6 .eabi_attribute 25, 1
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7 .eabi_attribute 26, 1
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8 .eabi_attribute 30, 1
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9 .eabi_attribute 34, 0
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10 .eabi_attribute 18, 4
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11 .file "stm32l0xx_hal_iwdg.c"
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12 .text
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13 .Ltext0:
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14 .cfi_sections .debug_frame
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15 .section .text.HAL_IWDG_Init,"ax",%progbits
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16 .align 1
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17 .global HAL_IWDG_Init
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18 .syntax unified
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19 .code 16
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20 .thumb_func
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21 .fpu softvfp
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23 HAL_IWDG_Init:
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24 .LFB39:
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25 .file 1 "./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c"
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1:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** /**
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2:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** ******************************************************************************
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3:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** * @file stm32l0xx_hal_iwdg.c
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4:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** * @author MCD Application Team
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5:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** * @brief IWDG HAL module driver.
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6:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** * This file provides firmware functions to manage the following
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7:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** * functionalities of the Independent Watchdog (IWDG) peripheral:
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8:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** * + Initialization and Start functions
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9:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** * + IO operation functions
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10:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** *
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11:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** @verbatim
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12:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** ==============================================================================
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13:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** ##### IWDG Generic features #####
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14:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** ==============================================================================
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15:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** [..]
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16:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** (+) The IWDG can be started by either software or hardware (configurable
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17:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** through option byte).
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18:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c ****
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19:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** (+) The IWDG is clocked by Low-Speed clock (LSI) and thus stays active even
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20:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** if the main clock fails.
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21:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c ****
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22:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** (+) Once the IWDG is started, the LSI is forced ON and both can not be
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23:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** disabled. The counter starts counting down from the reset value (0xFFF).
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24:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** When it reaches the end of count value (0x000) a reset signal is
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25:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** generated (IWDG reset).
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26:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c ****
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27:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** (+) Whenever the key value 0x0000 AAAA is written in the IWDG_KR register,
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28:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** the IWDG_RLR value is reloaded in the counter and the watchdog reset is
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29:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** prevented.
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30:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c ****
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31:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** (+) The IWDG is implemented in the VDD voltage domain that is still functional
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32:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** in STOP and STANDBY mode (IWDG reset can wake-up from STANDBY).
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33:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** IWDGRST flag in RCC_CSR register can be used to inform when an IWDG
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ARM GAS /tmp/ccx6pHMx.s page 2
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34:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** reset occurs.
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35:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c ****
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36:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** (+) Debug mode : When the microcontroller enters debug mode (core halted),
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37:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** the IWDG counter either continues to work normally or stops, depending
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38:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** on DBG_IWDG_STOP configuration bit in DBG module, accessible through
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39:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** __HAL_DBGMCU_FREEZE_IWDG() and __HAL_DBGMCU_UNFREEZE_IWDG() macros
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40:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c ****
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41:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** [..] Min-max timeout value @32KHz (LSI): ~0.512ms / ~32.0s
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42:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** The IWDG timeout may vary due to LSI frequency dispersion. STM32L0xx
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43:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** devices provide the capability to measure the LSI frequency (LSI clock
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44:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** connected internally to TIM5 CH4 input capture). The measured value
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45:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** can be used to have an IWDG timeout with an acceptable accuracy.
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46:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c ****
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47:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** ##### How to use this driver #####
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48:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** ==============================================================================
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49:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** [..]
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50:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** (#) Use IWDG using HAL_IWDG_Init() function to :
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51:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** (++) Enable instance by writing Start keyword in IWDG_KEY register. LSI
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52:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** clock is forced ON and IWDG counter starts downcounting.
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53:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** (++) Enable write access to configuration register: IWDG_PR, IWDG_RLR &
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54:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** IWDG_WINR.
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55:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** (++) Configure the IWDG prescaler and counter reload value. This reload
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56:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** value will be loaded in the IWDG counter each time the watchdog is
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57:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** reloaded, then the IWDG will start counting down from this value.
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58:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** (++) Wait for status flags to be reset
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59:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** (++) Depending on window parameter:
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60:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** (+++) If Window Init parameter is same as Window register value,
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61:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** nothing more is done but reload counter value in order to exit
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62:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** function withy exact time base.
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63:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** (+++) Else modify Window register. This will automatically reload
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64:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** watchdog counter.
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65:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c ****
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66:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** (#) Then the application program must refresh the IWDG counter at regular
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67:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** intervals during normal operation to prevent an MCU reset, using
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68:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** HAL_IWDG_Refresh() function.
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69:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c ****
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70:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** *** IWDG HAL driver macros list ***
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71:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** ====================================
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72:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** [..]
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73:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** Below the list of most used macros in IWDG HAL driver:
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74:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** (+) __HAL_IWDG_START: Enable the IWDG peripheral
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75:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** (+) __HAL_IWDG_RELOAD_COUNTER: Reloads IWDG counter with value defined in
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76:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** the reload register
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77:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c ****
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78:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** @endverbatim
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79:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** ******************************************************************************
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80:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** * @attention
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81:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** *
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82:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** * <h2><center>© COPYRIGHT(c) 2016 STMicroelectronics</center></h2>
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83:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** *
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84:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** * Redistribution and use in source and binary forms, with or without modification,
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85:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** * are permitted provided that the following conditions are met:
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86:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** * 1. Redistributions of source code must retain the above copyright notice,
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87:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** * this list of conditions and the following disclaimer.
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88:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** * 2. Redistributions in binary form must reproduce the above copyright notice,
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89:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** * this list of conditions and the following disclaimer in the documentation
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90:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** * and/or other materials provided with the distribution.
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ARM GAS /tmp/ccx6pHMx.s page 3
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91:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** * 3. Neither the name of STMicroelectronics nor the names of its contributors
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92:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** * may be used to endorse or promote products derived from this software
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93:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** * without specific prior written permission.
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94:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** *
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95:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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96:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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97:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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98:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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99:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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100:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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101:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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102:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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103:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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104:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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105:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** *
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106:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** ******************************************************************************
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107:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** */
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108:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c ****
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109:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** /* Includes ------------------------------------------------------------------*/
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110:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** #include "stm32l0xx_hal.h"
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111:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c ****
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112:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** /** @addtogroup STM32L0xx_HAL_Driver
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113:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** * @{
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114:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** */
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115:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c ****
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116:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** #ifdef HAL_IWDG_MODULE_ENABLED
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117:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** /** @addtogroup IWDG
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118:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** * @brief IWDG HAL module driver.
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119:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** * @{
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120:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** */
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121:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c ****
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122:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** /* Private typedef -----------------------------------------------------------*/
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123:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** /* Private define ------------------------------------------------------------*/
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124:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** /** @defgroup IWDG_Private_Defines IWDG Private Defines
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125:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** * @{
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126:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** */
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127:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** /* Status register need 5 RC LSI divided by prescaler clock to be updated. With
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128:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** higher prescaler (256), and according to LSI variation, we need to wait at
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129:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** least 6 cycles so 48 ms. */
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130:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** #define HAL_IWDG_DEFAULT_TIMEOUT 48U
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131:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** /**
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132:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** * @}
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133:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** */
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134:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c ****
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135:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** /* Private macro -------------------------------------------------------------*/
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136:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** /* Private variables ---------------------------------------------------------*/
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137:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** /* Private function prototypes -----------------------------------------------*/
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138:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** /* Exported functions --------------------------------------------------------*/
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139:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c ****
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140:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** /** @addtogroup IWDG_Exported_Functions
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141:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** * @{
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142:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** */
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143:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c ****
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144:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** /** @addtogroup IWDG_Exported_Functions_Group1
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145:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** * @brief Initialization and Start functions.
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146:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** *
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147:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** @verbatim
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ARM GAS /tmp/ccx6pHMx.s page 4
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148:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** ===============================================================================
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149:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** ##### Initialization and Start functions #####
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150:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** ===============================================================================
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151:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** [..] This section provides functions allowing to:
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152:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** (+) Initialize the IWDG according to the specified parameters in the
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153:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** IWDG_InitTypeDef of associated handle.
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154:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** (+) Manage Window option.
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155:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** (+) Once initialization is performed in HAL_IWDG_Init function, Watchdog
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156:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** is reloaded in order to exit function with correct time base.
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157:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c ****
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158:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** @endverbatim
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159:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** * @{
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160:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** */
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161:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c ****
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162:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** /**
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163:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** * @brief Initialize the IWDG according to the specified parameters in the
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164:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** * IWDG_InitTypeDef and start watchdog. Before exiting function,
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165:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** * watchdog is refreshed in order to have correct time base.
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166:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** * @param hiwdg pointer to a IWDG_HandleTypeDef structure that contains
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167:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** * the configuration information for the specified IWDG module.
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168:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** * @retval HAL status
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169:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** */
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170:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** HAL_StatusTypeDef HAL_IWDG_Init(IWDG_HandleTypeDef *hiwdg)
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171:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** {
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26 .loc 1 171 0
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27 .cfi_startproc
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28 @ args = 0, pretend = 0, frame = 0
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29 @ frame_needed = 0, uses_anonymous_args = 0
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30 .LVL0:
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31 0000 70B5 push {r4, r5, r6, lr}
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32 .LCFI0:
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33 .cfi_def_cfa_offset 16
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34 .cfi_offset 4, -16
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35 .cfi_offset 5, -12
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36 .cfi_offset 6, -8
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37 .cfi_offset 14, -4
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38 0002 041E subs r4, r0, #0
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172:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** uint32_t tickstart;
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173:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c ****
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174:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** /* Check the IWDG handle allocation */
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175:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** if(hiwdg == NULL)
|
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39 .loc 1 175 0
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40 0004 24D0 beq .L6
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176:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** {
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177:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** return HAL_ERROR;
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178:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** }
|
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179:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c ****
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180:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** /* Check the parameters */
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181:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** assert_param(IS_IWDG_ALL_INSTANCE(hiwdg->Instance));
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182:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** assert_param(IS_IWDG_PRESCALER(hiwdg->Init.Prescaler));
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183:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** assert_param(IS_IWDG_RELOAD(hiwdg->Init.Reload));
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184:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** assert_param(IS_IWDG_WINDOW(hiwdg->Init.Window));
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185:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c ****
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186:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** /* Enable IWDG. LSI is turned on automaticaly */
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187:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** __HAL_IWDG_START(hiwdg);
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41 .loc 1 187 0
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42 0006 0368 ldr r3, [r0]
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ARM GAS /tmp/ccx6pHMx.s page 5
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43 0008 124A ldr r2, .L9
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44 000a 1A60 str r2, [r3]
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188:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c ****
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189:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** /* Enable write access to IWDG_PR, IWDG_RLR and IWDG_WINR registers by writing
|
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190:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** 0x5555 in KR */
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191:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** IWDG_ENABLE_WRITE_ACCESS(hiwdg);
|
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45 .loc 1 191 0
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46 000c 0368 ldr r3, [r0]
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47 000e 124A ldr r2, .L9+4
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48 0010 1A60 str r2, [r3]
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192:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c ****
|
|
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193:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** /* Write to IWDG registers the Prescaler & Reload values to work with */
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194:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** hiwdg->Instance->PR = hiwdg->Init.Prescaler;
|
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49 .loc 1 194 0
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50 0012 0368 ldr r3, [r0]
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51 0014 4268 ldr r2, [r0, #4]
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52 0016 5A60 str r2, [r3, #4]
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195:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** hiwdg->Instance->RLR = hiwdg->Init.Reload;
|
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53 .loc 1 195 0
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54 0018 0368 ldr r3, [r0]
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55 001a 8268 ldr r2, [r0, #8]
|
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56 001c 9A60 str r2, [r3, #8]
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196:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c ****
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197:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** /* Check pending flag, if previous update not done, return timeout */
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198:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** tickstart = HAL_GetTick();
|
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57 .loc 1 198 0
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58 001e FFF7FEFF bl HAL_GetTick
|
|
|
59 .LVL1:
|
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|
60 0022 0500 movs r5, r0
|
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|
61 .LVL2:
|
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|
62 .L3:
|
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199:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c ****
|
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200:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** /* Wait for register to be updated */
|
|
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201:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** while(hiwdg->Instance->SR != RESET)
|
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|
63 .loc 1 201 0
|
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64 0024 2368 ldr r3, [r4]
|
|
|
65 0026 DA68 ldr r2, [r3, #12]
|
|
|
66 0028 002A cmp r2, #0
|
|
|
67 002a 06D0 beq .L8
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|
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202:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** {
|
|
|
203:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** if((HAL_GetTick() - tickstart ) > HAL_IWDG_DEFAULT_TIMEOUT)
|
|
|
68 .loc 1 203 0
|
|
|
69 002c FFF7FEFF bl HAL_GetTick
|
|
|
70 .LVL3:
|
|
|
71 0030 401B subs r0, r0, r5
|
|
|
72 0032 3028 cmp r0, #48
|
|
|
73 0034 F6D9 bls .L3
|
|
|
204:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** {
|
|
|
205:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** return HAL_TIMEOUT;
|
|
|
74 .loc 1 205 0
|
|
|
75 0036 0320 movs r0, #3
|
|
|
76 0038 0BE0 b .L2
|
|
|
77 .L8:
|
|
|
206:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** }
|
|
|
207:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** }
|
|
|
208:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c ****
|
|
|
209:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** /* If window parameter is different than current value, modify window
|
|
|
ARM GAS /tmp/ccx6pHMx.s page 6
|
|
|
|
|
|
|
|
|
210:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** register */
|
|
|
211:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** if(hiwdg->Instance->WINR != hiwdg->Init.Window)
|
|
|
78 .loc 1 211 0
|
|
|
79 003a 1969 ldr r1, [r3, #16]
|
|
|
80 003c E268 ldr r2, [r4, #12]
|
|
|
81 003e 9142 cmp r1, r2
|
|
|
82 0040 02D0 beq .L5
|
|
|
212:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** {
|
|
|
213:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** /* Write to IWDG WINR the IWDG_Window value to compare with. In any case,
|
|
|
214:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** even if window feature is disabled, Watchdog will be reloaded by writing
|
|
|
215:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** windows register */
|
|
|
216:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** hiwdg->Instance->WINR = hiwdg->Init.Window;
|
|
|
83 .loc 1 216 0
|
|
|
84 0042 1A61 str r2, [r3, #16]
|
|
|
217:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** }
|
|
|
218:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** else
|
|
|
219:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** {
|
|
|
220:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** /* Reload IWDG counter with value defined in the reload register */
|
|
|
221:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** __HAL_IWDG_RELOAD_COUNTER(hiwdg);
|
|
|
222:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** }
|
|
|
223:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c ****
|
|
|
224:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** /* Return function status */
|
|
|
225:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** return HAL_OK;
|
|
|
85 .loc 1 225 0
|
|
|
86 0044 0020 movs r0, #0
|
|
|
87 0046 04E0 b .L2
|
|
|
88 .L5:
|
|
|
221:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** }
|
|
|
89 .loc 1 221 0
|
|
|
90 0048 044A ldr r2, .L9+8
|
|
|
91 004a 1A60 str r2, [r3]
|
|
|
92 .loc 1 225 0
|
|
|
93 004c 0020 movs r0, #0
|
|
|
94 004e 00E0 b .L2
|
|
|
95 .LVL4:
|
|
|
96 .L6:
|
|
|
177:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** }
|
|
|
97 .loc 1 177 0
|
|
|
98 0050 0120 movs r0, #1
|
|
|
99 .LVL5:
|
|
|
100 .L2:
|
|
|
226:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** }
|
|
|
101 .loc 1 226 0
|
|
|
102 @ sp needed
|
|
|
103 .LVL6:
|
|
|
104 0052 70BD pop {r4, r5, r6, pc}
|
|
|
105 .L10:
|
|
|
106 .align 2
|
|
|
107 .L9:
|
|
|
108 0054 CCCC0000 .word 52428
|
|
|
109 0058 55550000 .word 21845
|
|
|
110 005c AAAA0000 .word 43690
|
|
|
111 .cfi_endproc
|
|
|
112 .LFE39:
|
|
|
114 .section .text.HAL_IWDG_Refresh,"ax",%progbits
|
|
|
115 .align 1
|
|
|
116 .global HAL_IWDG_Refresh
|
|
|
ARM GAS /tmp/ccx6pHMx.s page 7
|
|
|
|
|
|
|
|
|
117 .syntax unified
|
|
|
118 .code 16
|
|
|
119 .thumb_func
|
|
|
120 .fpu softvfp
|
|
|
122 HAL_IWDG_Refresh:
|
|
|
123 .LFB40:
|
|
|
227:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c ****
|
|
|
228:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** /**
|
|
|
229:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** * @}
|
|
|
230:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** */
|
|
|
231:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c ****
|
|
|
232:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c ****
|
|
|
233:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** /** @addtogroup IWDG_Exported_Functions_Group2
|
|
|
234:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** * @brief IO operation functions
|
|
|
235:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** *
|
|
|
236:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** @verbatim
|
|
|
237:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** ===============================================================================
|
|
|
238:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** ##### IO operation functions #####
|
|
|
239:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** ===============================================================================
|
|
|
240:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** [..] This section provides functions allowing to:
|
|
|
241:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** (+) Refresh the IWDG.
|
|
|
242:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c ****
|
|
|
243:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** @endverbatim
|
|
|
244:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** * @{
|
|
|
245:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** */
|
|
|
246:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c ****
|
|
|
247:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c ****
|
|
|
248:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** /**
|
|
|
249:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** * @brief Refresh the IWDG.
|
|
|
250:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** * @param hiwdg pointer to a IWDG_HandleTypeDef structure that contains
|
|
|
251:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** * the configuration information for the specified IWDG module.
|
|
|
252:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** * @retval HAL status
|
|
|
253:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** */
|
|
|
254:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** HAL_StatusTypeDef HAL_IWDG_Refresh(IWDG_HandleTypeDef *hiwdg)
|
|
|
255:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** {
|
|
|
124 .loc 1 255 0
|
|
|
125 .cfi_startproc
|
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126 @ args = 0, pretend = 0, frame = 0
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127 @ frame_needed = 0, uses_anonymous_args = 0
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128 @ link register save eliminated.
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129 .LVL7:
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256:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** /* Reload IWDG counter with value defined in the reload register */
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257:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** __HAL_IWDG_RELOAD_COUNTER(hiwdg);
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130 .loc 1 257 0
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131 0000 0368 ldr r3, [r0]
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132 0002 024A ldr r2, .L12
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133 0004 1A60 str r2, [r3]
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258:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c ****
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259:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** /* Return function status */
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260:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** return HAL_OK;
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261:./Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_iwdg.c **** }
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134 .loc 1 261 0
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135 0006 0020 movs r0, #0
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136 .LVL8:
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137 @ sp needed
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138 0008 7047 bx lr
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139 .L13:
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ARM GAS /tmp/ccx6pHMx.s page 8
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140 000a C046 .align 2
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141 .L12:
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142 000c AAAA0000 .word 43690
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143 .cfi_endproc
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144 .LFE40:
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146 .text
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147 .Letext0:
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148 .file 2 "/usr/arm-none-eabi/include/machine/_default_types.h"
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149 .file 3 "/usr/arm-none-eabi/include/sys/_stdint.h"
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150 .file 4 "Drivers/CMSIS/Device/ST/STM32L0xx/Include/system_stm32l0xx.h"
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151 .file 5 "Drivers/CMSIS/Device/ST/STM32L0xx/Include/stm32l073xx.h"
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152 .file 6 "/usr/arm-none-eabi/include/sys/lock.h"
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153 .file 7 "/usr/arm-none-eabi/include/sys/_types.h"
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154 .file 8 "/usr/lib/gcc/arm-none-eabi/7.2.0/include/stddef.h"
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155 .file 9 "/usr/arm-none-eabi/include/sys/reent.h"
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156 .file 10 "Drivers/CMSIS/Device/ST/STM32L0xx/Include/stm32l0xx.h"
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157 .file 11 "Drivers/STM32L0xx_HAL_Driver/Inc/stm32l0xx_hal_def.h"
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158 .file 12 "Drivers/STM32L0xx_HAL_Driver/Inc/stm32l0xx_hal_iwdg.h"
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159 .file 13 "Drivers/STM32L0xx_HAL_Driver/Inc/stm32l0xx_hal.h"
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ARM GAS /tmp/ccx6pHMx.s page 9
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DEFINED SYMBOLS
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*ABS*:0000000000000000 stm32l0xx_hal_iwdg.c
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/tmp/ccx6pHMx.s:16 .text.HAL_IWDG_Init:0000000000000000 $t
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/tmp/ccx6pHMx.s:23 .text.HAL_IWDG_Init:0000000000000000 HAL_IWDG_Init
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/tmp/ccx6pHMx.s:108 .text.HAL_IWDG_Init:0000000000000054 $d
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/tmp/ccx6pHMx.s:115 .text.HAL_IWDG_Refresh:0000000000000000 $t
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/tmp/ccx6pHMx.s:122 .text.HAL_IWDG_Refresh:0000000000000000 HAL_IWDG_Refresh
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/tmp/ccx6pHMx.s:142 .text.HAL_IWDG_Refresh:000000000000000c $d
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.debug_frame:0000000000000010 $d
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UNDEFINED SYMBOLS
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HAL_GetTick
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