初始版本
This commit is contained in:
冯佳
589
build/system_stm32f4xx.lst
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589
build/system_stm32f4xx.lst
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ARM GAS /tmp/cckltHc8.s page 1
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1 .cpu cortex-m4
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2 .arch armv7e-m
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3 .fpu fpv4-sp-d16
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4 .eabi_attribute 27, 1
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5 .eabi_attribute 28, 1
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6 .eabi_attribute 20, 1
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7 .eabi_attribute 21, 1
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8 .eabi_attribute 23, 3
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9 .eabi_attribute 24, 1
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10 .eabi_attribute 25, 1
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11 .eabi_attribute 26, 1
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12 .eabi_attribute 30, 1
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13 .eabi_attribute 34, 1
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14 .eabi_attribute 18, 4
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15 .file "system_stm32f4xx.c"
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16 .text
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17 .Ltext0:
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18 .cfi_sections .debug_frame
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19 .section .text.SystemInit,"ax",%progbits
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20 .align 1
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21 .global SystemInit
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22 .syntax unified
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23 .thumb
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24 .thumb_func
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26 SystemInit:
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27 .LFB134:
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28 .file 1 "Src/system_stm32f4xx.c"
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1:Src/system_stm32f4xx.c **** /**
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2:Src/system_stm32f4xx.c **** ******************************************************************************
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3:Src/system_stm32f4xx.c **** * @file system_stm32f4xx.c
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4:Src/system_stm32f4xx.c **** * @author MCD Application Team
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5:Src/system_stm32f4xx.c **** * @brief CMSIS Cortex-M4 Device Peripheral Access Layer System Source File.
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6:Src/system_stm32f4xx.c **** *
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7:Src/system_stm32f4xx.c **** * This file provides two functions and one global variable to be called from
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8:Src/system_stm32f4xx.c **** * user application:
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9:Src/system_stm32f4xx.c **** * - SystemInit(): This function is called at startup just after reset and
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10:Src/system_stm32f4xx.c **** * before branch to main program. This call is made inside
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11:Src/system_stm32f4xx.c **** * the "startup_stm32f4xx.s" file.
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12:Src/system_stm32f4xx.c **** *
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13:Src/system_stm32f4xx.c **** * - SystemCoreClock variable: Contains the core clock (HCLK), it can be used
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14:Src/system_stm32f4xx.c **** * by the user application to setup the SysTick
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15:Src/system_stm32f4xx.c **** * timer or configure other parameters.
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16:Src/system_stm32f4xx.c **** *
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17:Src/system_stm32f4xx.c **** * - SystemCoreClockUpdate(): Updates the variable SystemCoreClock and must
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18:Src/system_stm32f4xx.c **** * be called whenever the core clock is changed
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19:Src/system_stm32f4xx.c **** * during program execution.
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20:Src/system_stm32f4xx.c **** *
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21:Src/system_stm32f4xx.c **** *
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22:Src/system_stm32f4xx.c **** ******************************************************************************
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23:Src/system_stm32f4xx.c **** * @attention
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24:Src/system_stm32f4xx.c **** *
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25:Src/system_stm32f4xx.c **** * Copyright (c) 2017 STMicroelectronics.
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26:Src/system_stm32f4xx.c **** * All rights reserved.
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27:Src/system_stm32f4xx.c **** *
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28:Src/system_stm32f4xx.c **** * This software is licensed under terms that can be found in the LICENSE file
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29:Src/system_stm32f4xx.c **** * in the root directory of this software component.
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30:Src/system_stm32f4xx.c **** * If no LICENSE file comes with this software, it is provided AS-IS.
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ARM GAS /tmp/cckltHc8.s page 2
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31:Src/system_stm32f4xx.c **** *
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32:Src/system_stm32f4xx.c **** ******************************************************************************
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33:Src/system_stm32f4xx.c **** */
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34:Src/system_stm32f4xx.c ****
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35:Src/system_stm32f4xx.c **** /** @addtogroup CMSIS
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36:Src/system_stm32f4xx.c **** * @{
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37:Src/system_stm32f4xx.c **** */
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38:Src/system_stm32f4xx.c ****
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39:Src/system_stm32f4xx.c **** /** @addtogroup stm32f4xx_system
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40:Src/system_stm32f4xx.c **** * @{
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41:Src/system_stm32f4xx.c **** */
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42:Src/system_stm32f4xx.c ****
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43:Src/system_stm32f4xx.c **** /** @addtogroup STM32F4xx_System_Private_Includes
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44:Src/system_stm32f4xx.c **** * @{
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45:Src/system_stm32f4xx.c **** */
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46:Src/system_stm32f4xx.c ****
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47:Src/system_stm32f4xx.c ****
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48:Src/system_stm32f4xx.c **** #include "stm32f4xx.h"
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49:Src/system_stm32f4xx.c ****
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50:Src/system_stm32f4xx.c **** #if !defined (HSE_VALUE)
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51:Src/system_stm32f4xx.c **** #define HSE_VALUE ((uint32_t)25000000) /*!< Default value of the External oscillator in Hz */
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52:Src/system_stm32f4xx.c **** #endif /* HSE_VALUE */
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53:Src/system_stm32f4xx.c ****
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54:Src/system_stm32f4xx.c **** #if !defined (HSI_VALUE)
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55:Src/system_stm32f4xx.c **** #define HSI_VALUE ((uint32_t)16000000) /*!< Value of the Internal oscillator in Hz*/
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56:Src/system_stm32f4xx.c **** #endif /* HSI_VALUE */
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57:Src/system_stm32f4xx.c ****
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58:Src/system_stm32f4xx.c **** /**
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59:Src/system_stm32f4xx.c **** * @}
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60:Src/system_stm32f4xx.c **** */
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61:Src/system_stm32f4xx.c ****
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62:Src/system_stm32f4xx.c **** /** @addtogroup STM32F4xx_System_Private_TypesDefinitions
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63:Src/system_stm32f4xx.c **** * @{
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64:Src/system_stm32f4xx.c **** */
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65:Src/system_stm32f4xx.c ****
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66:Src/system_stm32f4xx.c **** /**
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67:Src/system_stm32f4xx.c **** * @}
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68:Src/system_stm32f4xx.c **** */
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69:Src/system_stm32f4xx.c ****
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70:Src/system_stm32f4xx.c **** /** @addtogroup STM32F4xx_System_Private_Defines
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71:Src/system_stm32f4xx.c **** * @{
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72:Src/system_stm32f4xx.c **** */
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73:Src/system_stm32f4xx.c ****
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74:Src/system_stm32f4xx.c **** /************************* Miscellaneous Configuration ************************/
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75:Src/system_stm32f4xx.c **** /*!< Uncomment the following line if you need to use external SRAM or SDRAM as data memory */
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76:Src/system_stm32f4xx.c **** #if defined(STM32F405xx) || defined(STM32F415xx) || defined(STM32F407xx) || defined(STM32F417xx)\
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77:Src/system_stm32f4xx.c **** || defined(STM32F427xx) || defined(STM32F437xx) || defined(STM32F429xx) || defined(STM32F439xx)\
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78:Src/system_stm32f4xx.c **** || defined(STM32F469xx) || defined(STM32F479xx) || defined(STM32F412Zx) || defined(STM32F412Vx)
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79:Src/system_stm32f4xx.c **** /* #define DATA_IN_ExtSRAM */
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80:Src/system_stm32f4xx.c **** #endif /* STM32F40xxx || STM32F41xxx || STM32F42xxx || STM32F43xxx || STM32F469xx || STM32F479xx ||
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81:Src/system_stm32f4xx.c **** STM32F412Zx || STM32F412Vx */
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82:Src/system_stm32f4xx.c ****
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83:Src/system_stm32f4xx.c **** #if defined(STM32F427xx) || defined(STM32F437xx) || defined(STM32F429xx) || defined(STM32F439xx)\
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84:Src/system_stm32f4xx.c **** || defined(STM32F446xx) || defined(STM32F469xx) || defined(STM32F479xx)
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85:Src/system_stm32f4xx.c **** /* #define DATA_IN_ExtSDRAM */
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86:Src/system_stm32f4xx.c **** #endif /* STM32F427xx || STM32F437xx || STM32F429xx || STM32F439xx || STM32F446xx || STM32F469xx ||
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87:Src/system_stm32f4xx.c **** STM32F479xx */
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ARM GAS /tmp/cckltHc8.s page 3
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88:Src/system_stm32f4xx.c ****
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89:Src/system_stm32f4xx.c **** /* Note: Following vector table addresses must be defined in line with linker
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90:Src/system_stm32f4xx.c **** configuration. */
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91:Src/system_stm32f4xx.c **** /*!< Uncomment the following line if you need to relocate the vector table
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92:Src/system_stm32f4xx.c **** anywhere in Flash or Sram, else the vector table is kept at the automatic
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93:Src/system_stm32f4xx.c **** remap of boot address selected */
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94:Src/system_stm32f4xx.c **** /* #define USER_VECT_TAB_ADDRESS */
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95:Src/system_stm32f4xx.c ****
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96:Src/system_stm32f4xx.c **** #if defined(USER_VECT_TAB_ADDRESS)
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97:Src/system_stm32f4xx.c **** /*!< Uncomment the following line if you need to relocate your vector Table
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98:Src/system_stm32f4xx.c **** in Sram else user remap will be done in Flash. */
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99:Src/system_stm32f4xx.c **** /* #define VECT_TAB_SRAM */
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100:Src/system_stm32f4xx.c **** #if defined(VECT_TAB_SRAM)
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101:Src/system_stm32f4xx.c **** #define VECT_TAB_BASE_ADDRESS SRAM_BASE /*!< Vector Table base address field.
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102:Src/system_stm32f4xx.c **** This value must be a multiple of 0x200. */
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103:Src/system_stm32f4xx.c **** #else
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104:Src/system_stm32f4xx.c **** #define VECT_TAB_BASE_ADDRESS FLASH_BASE /*!< Vector Table base address field.
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105:Src/system_stm32f4xx.c **** This value must be a multiple of 0x200. */
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106:Src/system_stm32f4xx.c **** #endif /* VECT_TAB_SRAM */
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107:Src/system_stm32f4xx.c **** #if !defined(VECT_TAB_OFFSET)
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108:Src/system_stm32f4xx.c **** #define VECT_TAB_OFFSET 0x00000000U /*!< Vector Table offset field.
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109:Src/system_stm32f4xx.c **** This value must be a multiple of 0x200. */
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110:Src/system_stm32f4xx.c **** #endif /* VECT_TAB_OFFSET */
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111:Src/system_stm32f4xx.c **** #endif /* USER_VECT_TAB_ADDRESS */
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112:Src/system_stm32f4xx.c **** /******************************************************************************/
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113:Src/system_stm32f4xx.c ****
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114:Src/system_stm32f4xx.c **** /**
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115:Src/system_stm32f4xx.c **** * @}
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116:Src/system_stm32f4xx.c **** */
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117:Src/system_stm32f4xx.c ****
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118:Src/system_stm32f4xx.c **** /** @addtogroup STM32F4xx_System_Private_Macros
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119:Src/system_stm32f4xx.c **** * @{
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120:Src/system_stm32f4xx.c **** */
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121:Src/system_stm32f4xx.c ****
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122:Src/system_stm32f4xx.c **** /**
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123:Src/system_stm32f4xx.c **** * @}
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124:Src/system_stm32f4xx.c **** */
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125:Src/system_stm32f4xx.c ****
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126:Src/system_stm32f4xx.c **** /** @addtogroup STM32F4xx_System_Private_Variables
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127:Src/system_stm32f4xx.c **** * @{
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128:Src/system_stm32f4xx.c **** */
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129:Src/system_stm32f4xx.c **** /* This variable is updated in three ways:
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130:Src/system_stm32f4xx.c **** 1) by calling CMSIS function SystemCoreClockUpdate()
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131:Src/system_stm32f4xx.c **** 2) by calling HAL API function HAL_RCC_GetHCLKFreq()
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132:Src/system_stm32f4xx.c **** 3) each time HAL_RCC_ClockConfig() is called to configure the system clock frequency
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133:Src/system_stm32f4xx.c **** Note: If you use this function to configure the system clock; then there
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134:Src/system_stm32f4xx.c **** is no need to call the 2 first functions listed above, since SystemCoreClock
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135:Src/system_stm32f4xx.c **** variable is updated automatically.
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136:Src/system_stm32f4xx.c **** */
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137:Src/system_stm32f4xx.c **** uint32_t SystemCoreClock = 16000000;
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138:Src/system_stm32f4xx.c **** const uint8_t AHBPrescTable[16] = {0, 0, 0, 0, 0, 0, 0, 0, 1, 2, 3, 4, 6, 7, 8, 9};
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139:Src/system_stm32f4xx.c **** const uint8_t APBPrescTable[8] = {0, 0, 0, 0, 1, 2, 3, 4};
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140:Src/system_stm32f4xx.c **** /**
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141:Src/system_stm32f4xx.c **** * @}
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142:Src/system_stm32f4xx.c **** */
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143:Src/system_stm32f4xx.c ****
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144:Src/system_stm32f4xx.c **** /** @addtogroup STM32F4xx_System_Private_FunctionPrototypes
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ARM GAS /tmp/cckltHc8.s page 4
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145:Src/system_stm32f4xx.c **** * @{
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146:Src/system_stm32f4xx.c **** */
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147:Src/system_stm32f4xx.c ****
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148:Src/system_stm32f4xx.c **** #if defined (DATA_IN_ExtSRAM) || defined (DATA_IN_ExtSDRAM)
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149:Src/system_stm32f4xx.c **** static void SystemInit_ExtMemCtl(void);
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150:Src/system_stm32f4xx.c **** #endif /* DATA_IN_ExtSRAM || DATA_IN_ExtSDRAM */
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151:Src/system_stm32f4xx.c ****
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152:Src/system_stm32f4xx.c **** /**
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153:Src/system_stm32f4xx.c **** * @}
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154:Src/system_stm32f4xx.c **** */
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155:Src/system_stm32f4xx.c ****
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156:Src/system_stm32f4xx.c **** /** @addtogroup STM32F4xx_System_Private_Functions
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157:Src/system_stm32f4xx.c **** * @{
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158:Src/system_stm32f4xx.c **** */
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159:Src/system_stm32f4xx.c ****
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160:Src/system_stm32f4xx.c **** /**
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161:Src/system_stm32f4xx.c **** * @brief Setup the microcontroller system
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162:Src/system_stm32f4xx.c **** * Initialize the FPU setting, vector table location and External memory
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163:Src/system_stm32f4xx.c **** * configuration.
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164:Src/system_stm32f4xx.c **** * @param None
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165:Src/system_stm32f4xx.c **** * @retval None
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166:Src/system_stm32f4xx.c **** */
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167:Src/system_stm32f4xx.c **** void SystemInit(void)
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168:Src/system_stm32f4xx.c **** {
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29 .loc 1 168 1 view -0
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30 .cfi_startproc
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31 @ args = 0, pretend = 0, frame = 0
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32 @ frame_needed = 0, uses_anonymous_args = 0
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33 @ link register save eliminated.
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169:Src/system_stm32f4xx.c **** /* FPU settings ------------------------------------------------------------*/
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170:Src/system_stm32f4xx.c **** #if (__FPU_PRESENT == 1) && (__FPU_USED == 1)
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171:Src/system_stm32f4xx.c **** SCB->CPACR |= ((3UL << 10*2)|(3UL << 11*2)); /* set CP10 and CP11 Full Access */
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34 .loc 1 171 5 view .LVU1
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35 .loc 1 171 16 is_stmt 0 view .LVU2
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36 0000 034A ldr r2, .L2
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37 0002 D2F88830 ldr r3, [r2, #136]
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38 0006 43F47003 orr r3, r3, #15728640
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39 000a C2F88830 str r3, [r2, #136]
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172:Src/system_stm32f4xx.c **** #endif
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173:Src/system_stm32f4xx.c ****
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174:Src/system_stm32f4xx.c **** #if defined (DATA_IN_ExtSRAM) || defined (DATA_IN_ExtSDRAM)
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175:Src/system_stm32f4xx.c **** SystemInit_ExtMemCtl();
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176:Src/system_stm32f4xx.c **** #endif /* DATA_IN_ExtSRAM || DATA_IN_ExtSDRAM */
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177:Src/system_stm32f4xx.c ****
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||||
178:Src/system_stm32f4xx.c **** /* Configure the Vector Table location -------------------------------------*/
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||||
179:Src/system_stm32f4xx.c **** #if defined(USER_VECT_TAB_ADDRESS)
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||||
180:Src/system_stm32f4xx.c **** SCB->VTOR = VECT_TAB_BASE_ADDRESS | VECT_TAB_OFFSET; /* Vector Table Relocation in Internal SRAM
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||||
181:Src/system_stm32f4xx.c **** #endif /* USER_VECT_TAB_ADDRESS */
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||||
182:Src/system_stm32f4xx.c **** }
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||||
40 .loc 1 182 1 view .LVU3
|
||||
41 000e 7047 bx lr
|
||||
42 .L3:
|
||||
43 .align 2
|
||||
44 .L2:
|
||||
45 0010 00ED00E0 .word -536810240
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||||
46 .cfi_endproc
|
||||
47 .LFE134:
|
||||
ARM GAS /tmp/cckltHc8.s page 5
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||||
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||||
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||||
49 .section .text.SystemCoreClockUpdate,"ax",%progbits
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||||
50 .align 1
|
||||
51 .global SystemCoreClockUpdate
|
||||
52 .syntax unified
|
||||
53 .thumb
|
||||
54 .thumb_func
|
||||
56 SystemCoreClockUpdate:
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||||
57 .LFB135:
|
||||
183:Src/system_stm32f4xx.c ****
|
||||
184:Src/system_stm32f4xx.c **** /**
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185:Src/system_stm32f4xx.c **** * @brief Update SystemCoreClock variable according to Clock Register Values.
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||||
186:Src/system_stm32f4xx.c **** * The SystemCoreClock variable contains the core clock (HCLK), it can
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187:Src/system_stm32f4xx.c **** * be used by the user application to setup the SysTick timer or configure
|
||||
188:Src/system_stm32f4xx.c **** * other parameters.
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||||
189:Src/system_stm32f4xx.c **** *
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||||
190:Src/system_stm32f4xx.c **** * @note Each time the core clock (HCLK) changes, this function must be called
|
||||
191:Src/system_stm32f4xx.c **** * to update SystemCoreClock variable value. Otherwise, any configuration
|
||||
192:Src/system_stm32f4xx.c **** * based on this variable will be incorrect.
|
||||
193:Src/system_stm32f4xx.c **** *
|
||||
194:Src/system_stm32f4xx.c **** * @note - The system frequency computed by this function is not the real
|
||||
195:Src/system_stm32f4xx.c **** * frequency in the chip. It is calculated based on the predefined
|
||||
196:Src/system_stm32f4xx.c **** * constant and the selected clock source:
|
||||
197:Src/system_stm32f4xx.c **** *
|
||||
198:Src/system_stm32f4xx.c **** * - If SYSCLK source is HSI, SystemCoreClock will contain the HSI_VALUE(*)
|
||||
199:Src/system_stm32f4xx.c **** *
|
||||
200:Src/system_stm32f4xx.c **** * - If SYSCLK source is HSE, SystemCoreClock will contain the HSE_VALUE(**)
|
||||
201:Src/system_stm32f4xx.c **** *
|
||||
202:Src/system_stm32f4xx.c **** * - If SYSCLK source is PLL, SystemCoreClock will contain the HSE_VALUE(**)
|
||||
203:Src/system_stm32f4xx.c **** * or HSI_VALUE(*) multiplied/divided by the PLL factors.
|
||||
204:Src/system_stm32f4xx.c **** *
|
||||
205:Src/system_stm32f4xx.c **** * (*) HSI_VALUE is a constant defined in stm32f4xx_hal_conf.h file (default value
|
||||
206:Src/system_stm32f4xx.c **** * 16 MHz) but the real value may vary depending on the variations
|
||||
207:Src/system_stm32f4xx.c **** * in voltage and temperature.
|
||||
208:Src/system_stm32f4xx.c **** *
|
||||
209:Src/system_stm32f4xx.c **** * (**) HSE_VALUE is a constant defined in stm32f4xx_hal_conf.h file (its value
|
||||
210:Src/system_stm32f4xx.c **** * depends on the application requirements), user has to ensure that HSE_VALUE
|
||||
211:Src/system_stm32f4xx.c **** * is same as the real frequency of the crystal used. Otherwise, this function
|
||||
212:Src/system_stm32f4xx.c **** * may have wrong result.
|
||||
213:Src/system_stm32f4xx.c **** *
|
||||
214:Src/system_stm32f4xx.c **** * - The result of this function could be not correct when using fractional
|
||||
215:Src/system_stm32f4xx.c **** * value for HSE crystal.
|
||||
216:Src/system_stm32f4xx.c **** *
|
||||
217:Src/system_stm32f4xx.c **** * @param None
|
||||
218:Src/system_stm32f4xx.c **** * @retval None
|
||||
219:Src/system_stm32f4xx.c **** */
|
||||
220:Src/system_stm32f4xx.c **** void SystemCoreClockUpdate(void)
|
||||
221:Src/system_stm32f4xx.c **** {
|
||||
58 .loc 1 221 1 is_stmt 1 view -0
|
||||
59 .cfi_startproc
|
||||
60 @ args = 0, pretend = 0, frame = 0
|
||||
61 @ frame_needed = 0, uses_anonymous_args = 0
|
||||
62 @ link register save eliminated.
|
||||
222:Src/system_stm32f4xx.c **** uint32_t tmp, pllvco, pllp, pllsource, pllm;
|
||||
63 .loc 1 222 3 view .LVU5
|
||||
223:Src/system_stm32f4xx.c ****
|
||||
224:Src/system_stm32f4xx.c **** /* Get SYSCLK source -------------------------------------------------------*/
|
||||
225:Src/system_stm32f4xx.c **** tmp = RCC->CFGR & RCC_CFGR_SWS;
|
||||
ARM GAS /tmp/cckltHc8.s page 6
|
||||
|
||||
|
||||
64 .loc 1 225 3 view .LVU6
|
||||
65 .loc 1 225 12 is_stmt 0 view .LVU7
|
||||
66 0000 224B ldr r3, .L12
|
||||
67 0002 9B68 ldr r3, [r3, #8]
|
||||
68 .loc 1 225 7 view .LVU8
|
||||
69 0004 03F00C03 and r3, r3, #12
|
||||
70 .LVL0:
|
||||
226:Src/system_stm32f4xx.c ****
|
||||
227:Src/system_stm32f4xx.c **** switch (tmp)
|
||||
71 .loc 1 227 3 is_stmt 1 view .LVU9
|
||||
72 0008 042B cmp r3, #4
|
||||
73 000a 14D0 beq .L5
|
||||
74 000c 082B cmp r3, #8
|
||||
75 000e 16D0 beq .L6
|
||||
76 0010 1BB1 cbz r3, .L11
|
||||
228:Src/system_stm32f4xx.c **** {
|
||||
229:Src/system_stm32f4xx.c **** case 0x00: /* HSI used as system clock source */
|
||||
230:Src/system_stm32f4xx.c **** SystemCoreClock = HSI_VALUE;
|
||||
231:Src/system_stm32f4xx.c **** break;
|
||||
232:Src/system_stm32f4xx.c **** case 0x04: /* HSE used as system clock source */
|
||||
233:Src/system_stm32f4xx.c **** SystemCoreClock = HSE_VALUE;
|
||||
234:Src/system_stm32f4xx.c **** break;
|
||||
235:Src/system_stm32f4xx.c **** case 0x08: /* PLL used as system clock source */
|
||||
236:Src/system_stm32f4xx.c ****
|
||||
237:Src/system_stm32f4xx.c **** /* PLL_VCO = (HSE_VALUE or HSI_VALUE / PLL_M) * PLL_N
|
||||
238:Src/system_stm32f4xx.c **** SYSCLK = PLL_VCO / PLL_P
|
||||
239:Src/system_stm32f4xx.c **** */
|
||||
240:Src/system_stm32f4xx.c **** pllsource = (RCC->PLLCFGR & RCC_PLLCFGR_PLLSRC) >> 22;
|
||||
241:Src/system_stm32f4xx.c **** pllm = RCC->PLLCFGR & RCC_PLLCFGR_PLLM;
|
||||
242:Src/system_stm32f4xx.c ****
|
||||
243:Src/system_stm32f4xx.c **** if (pllsource != 0)
|
||||
244:Src/system_stm32f4xx.c **** {
|
||||
245:Src/system_stm32f4xx.c **** /* HSE used as PLL clock source */
|
||||
246:Src/system_stm32f4xx.c **** pllvco = (HSE_VALUE / pllm) * ((RCC->PLLCFGR & RCC_PLLCFGR_PLLN) >> 6);
|
||||
247:Src/system_stm32f4xx.c **** }
|
||||
248:Src/system_stm32f4xx.c **** else
|
||||
249:Src/system_stm32f4xx.c **** {
|
||||
250:Src/system_stm32f4xx.c **** /* HSI used as PLL clock source */
|
||||
251:Src/system_stm32f4xx.c **** pllvco = (HSI_VALUE / pllm) * ((RCC->PLLCFGR & RCC_PLLCFGR_PLLN) >> 6);
|
||||
252:Src/system_stm32f4xx.c **** }
|
||||
253:Src/system_stm32f4xx.c ****
|
||||
254:Src/system_stm32f4xx.c **** pllp = (((RCC->PLLCFGR & RCC_PLLCFGR_PLLP) >>16) + 1 ) *2;
|
||||
255:Src/system_stm32f4xx.c **** SystemCoreClock = pllvco/pllp;
|
||||
256:Src/system_stm32f4xx.c **** break;
|
||||
257:Src/system_stm32f4xx.c **** default:
|
||||
258:Src/system_stm32f4xx.c **** SystemCoreClock = HSI_VALUE;
|
||||
77 .loc 1 258 7 view .LVU10
|
||||
78 .loc 1 258 23 is_stmt 0 view .LVU11
|
||||
79 0012 1F4B ldr r3, .L12+4
|
||||
80 .LVL1:
|
||||
81 .loc 1 258 23 view .LVU12
|
||||
82 0014 1F4A ldr r2, .L12+8
|
||||
83 0016 1A60 str r2, [r3]
|
||||
259:Src/system_stm32f4xx.c **** break;
|
||||
84 .loc 1 259 7 is_stmt 1 view .LVU13
|
||||
85 0018 02E0 b .L8
|
||||
86 .LVL2:
|
||||
ARM GAS /tmp/cckltHc8.s page 7
|
||||
|
||||
|
||||
87 .L11:
|
||||
230:Src/system_stm32f4xx.c **** break;
|
||||
88 .loc 1 230 7 view .LVU14
|
||||
230:Src/system_stm32f4xx.c **** break;
|
||||
89 .loc 1 230 23 is_stmt 0 view .LVU15
|
||||
90 001a 1D4B ldr r3, .L12+4
|
||||
91 .LVL3:
|
||||
230:Src/system_stm32f4xx.c **** break;
|
||||
92 .loc 1 230 23 view .LVU16
|
||||
93 001c 1D4A ldr r2, .L12+8
|
||||
94 001e 1A60 str r2, [r3]
|
||||
231:Src/system_stm32f4xx.c **** case 0x04: /* HSE used as system clock source */
|
||||
95 .loc 1 231 7 is_stmt 1 view .LVU17
|
||||
96 .L8:
|
||||
260:Src/system_stm32f4xx.c **** }
|
||||
261:Src/system_stm32f4xx.c **** /* Compute HCLK frequency --------------------------------------------------*/
|
||||
262:Src/system_stm32f4xx.c **** /* Get HCLK prescaler */
|
||||
263:Src/system_stm32f4xx.c **** tmp = AHBPrescTable[((RCC->CFGR & RCC_CFGR_HPRE) >> 4)];
|
||||
97 .loc 1 263 3 view .LVU18
|
||||
98 .loc 1 263 28 is_stmt 0 view .LVU19
|
||||
99 0020 1A4B ldr r3, .L12
|
||||
100 0022 9B68 ldr r3, [r3, #8]
|
||||
101 .loc 1 263 52 view .LVU20
|
||||
102 0024 C3F30313 ubfx r3, r3, #4, #4
|
||||
103 .loc 1 263 22 view .LVU21
|
||||
104 0028 1B4A ldr r2, .L12+12
|
||||
105 002a D15C ldrb r1, [r2, r3] @ zero_extendqisi2
|
||||
106 .LVL4:
|
||||
264:Src/system_stm32f4xx.c **** /* HCLK frequency */
|
||||
265:Src/system_stm32f4xx.c **** SystemCoreClock >>= tmp;
|
||||
107 .loc 1 265 3 is_stmt 1 view .LVU22
|
||||
108 .loc 1 265 19 is_stmt 0 view .LVU23
|
||||
109 002c 184A ldr r2, .L12+4
|
||||
110 002e 1368 ldr r3, [r2]
|
||||
111 0030 CB40 lsrs r3, r3, r1
|
||||
112 0032 1360 str r3, [r2]
|
||||
266:Src/system_stm32f4xx.c **** }
|
||||
113 .loc 1 266 1 view .LVU24
|
||||
114 0034 7047 bx lr
|
||||
115 .LVL5:
|
||||
116 .L5:
|
||||
233:Src/system_stm32f4xx.c **** break;
|
||||
117 .loc 1 233 7 is_stmt 1 view .LVU25
|
||||
233:Src/system_stm32f4xx.c **** break;
|
||||
118 .loc 1 233 23 is_stmt 0 view .LVU26
|
||||
119 0036 164B ldr r3, .L12+4
|
||||
120 .LVL6:
|
||||
233:Src/system_stm32f4xx.c **** break;
|
||||
121 .loc 1 233 23 view .LVU27
|
||||
122 0038 184A ldr r2, .L12+16
|
||||
123 003a 1A60 str r2, [r3]
|
||||
234:Src/system_stm32f4xx.c **** case 0x08: /* PLL used as system clock source */
|
||||
124 .loc 1 234 7 is_stmt 1 view .LVU28
|
||||
125 003c F0E7 b .L8
|
||||
126 .LVL7:
|
||||
127 .L6:
|
||||
240:Src/system_stm32f4xx.c **** pllm = RCC->PLLCFGR & RCC_PLLCFGR_PLLM;
|
||||
ARM GAS /tmp/cckltHc8.s page 8
|
||||
|
||||
|
||||
128 .loc 1 240 7 view .LVU29
|
||||
240:Src/system_stm32f4xx.c **** pllm = RCC->PLLCFGR & RCC_PLLCFGR_PLLM;
|
||||
129 .loc 1 240 23 is_stmt 0 view .LVU30
|
||||
130 003e 134B ldr r3, .L12
|
||||
131 .LVL8:
|
||||
240:Src/system_stm32f4xx.c **** pllm = RCC->PLLCFGR & RCC_PLLCFGR_PLLM;
|
||||
132 .loc 1 240 23 view .LVU31
|
||||
133 0040 5968 ldr r1, [r3, #4]
|
||||
134 .LVL9:
|
||||
241:Src/system_stm32f4xx.c ****
|
||||
135 .loc 1 241 7 is_stmt 1 view .LVU32
|
||||
241:Src/system_stm32f4xx.c ****
|
||||
136 .loc 1 241 17 is_stmt 0 view .LVU33
|
||||
137 0042 5A68 ldr r2, [r3, #4]
|
||||
241:Src/system_stm32f4xx.c ****
|
||||
138 .loc 1 241 12 view .LVU34
|
||||
139 0044 02F03F02 and r2, r2, #63
|
||||
140 .LVL10:
|
||||
243:Src/system_stm32f4xx.c **** {
|
||||
141 .loc 1 243 7 is_stmt 1 view .LVU35
|
||||
243:Src/system_stm32f4xx.c **** {
|
||||
142 .loc 1 243 10 is_stmt 0 view .LVU36
|
||||
143 0048 11F4800F tst r1, #4194304
|
||||
144 004c 13D0 beq .L9
|
||||
246:Src/system_stm32f4xx.c **** }
|
||||
145 .loc 1 246 9 is_stmt 1 view .LVU37
|
||||
246:Src/system_stm32f4xx.c **** }
|
||||
146 .loc 1 246 29 is_stmt 0 view .LVU38
|
||||
147 004e 134B ldr r3, .L12+16
|
||||
148 0050 B3FBF2F3 udiv r3, r3, r2
|
||||
246:Src/system_stm32f4xx.c **** }
|
||||
149 .loc 1 246 44 view .LVU39
|
||||
150 0054 0D4A ldr r2, .L12
|
||||
151 .LVL11:
|
||||
246:Src/system_stm32f4xx.c **** }
|
||||
152 .loc 1 246 44 view .LVU40
|
||||
153 0056 5268 ldr r2, [r2, #4]
|
||||
246:Src/system_stm32f4xx.c **** }
|
||||
154 .loc 1 246 74 view .LVU41
|
||||
155 0058 C2F38812 ubfx r2, r2, #6, #9
|
||||
246:Src/system_stm32f4xx.c **** }
|
||||
156 .loc 1 246 16 view .LVU42
|
||||
157 005c 02FB03F3 mul r3, r2, r3
|
||||
158 .LVL12:
|
||||
159 .L10:
|
||||
254:Src/system_stm32f4xx.c **** SystemCoreClock = pllvco/pllp;
|
||||
160 .loc 1 254 7 is_stmt 1 view .LVU43
|
||||
254:Src/system_stm32f4xx.c **** SystemCoreClock = pllvco/pllp;
|
||||
161 .loc 1 254 20 is_stmt 0 view .LVU44
|
||||
162 0060 0A4A ldr r2, .L12
|
||||
163 0062 5268 ldr r2, [r2, #4]
|
||||
254:Src/system_stm32f4xx.c **** SystemCoreClock = pllvco/pllp;
|
||||
164 .loc 1 254 50 view .LVU45
|
||||
165 0064 C2F30142 ubfx r2, r2, #16, #2
|
||||
254:Src/system_stm32f4xx.c **** SystemCoreClock = pllvco/pllp;
|
||||
166 .loc 1 254 56 view .LVU46
|
||||
167 0068 0132 adds r2, r2, #1
|
||||
ARM GAS /tmp/cckltHc8.s page 9
|
||||
|
||||
|
||||
254:Src/system_stm32f4xx.c **** SystemCoreClock = pllvco/pllp;
|
||||
168 .loc 1 254 12 view .LVU47
|
||||
169 006a 5200 lsls r2, r2, #1
|
||||
170 .LVL13:
|
||||
255:Src/system_stm32f4xx.c **** break;
|
||||
171 .loc 1 255 7 is_stmt 1 view .LVU48
|
||||
255:Src/system_stm32f4xx.c **** break;
|
||||
172 .loc 1 255 31 is_stmt 0 view .LVU49
|
||||
173 006c B3FBF2F3 udiv r3, r3, r2
|
||||
174 .LVL14:
|
||||
255:Src/system_stm32f4xx.c **** break;
|
||||
175 .loc 1 255 23 view .LVU50
|
||||
176 0070 074A ldr r2, .L12+4
|
||||
177 .LVL15:
|
||||
255:Src/system_stm32f4xx.c **** break;
|
||||
178 .loc 1 255 23 view .LVU51
|
||||
179 0072 1360 str r3, [r2]
|
||||
256:Src/system_stm32f4xx.c **** default:
|
||||
180 .loc 1 256 7 is_stmt 1 view .LVU52
|
||||
181 0074 D4E7 b .L8
|
||||
182 .LVL16:
|
||||
183 .L9:
|
||||
251:Src/system_stm32f4xx.c **** }
|
||||
184 .loc 1 251 9 view .LVU53
|
||||
251:Src/system_stm32f4xx.c **** }
|
||||
185 .loc 1 251 29 is_stmt 0 view .LVU54
|
||||
186 0076 074B ldr r3, .L12+8
|
||||
187 0078 B3FBF2F3 udiv r3, r3, r2
|
||||
251:Src/system_stm32f4xx.c **** }
|
||||
188 .loc 1 251 44 view .LVU55
|
||||
189 007c 034A ldr r2, .L12
|
||||
190 .LVL17:
|
||||
251:Src/system_stm32f4xx.c **** }
|
||||
191 .loc 1 251 44 view .LVU56
|
||||
192 007e 5268 ldr r2, [r2, #4]
|
||||
251:Src/system_stm32f4xx.c **** }
|
||||
193 .loc 1 251 74 view .LVU57
|
||||
194 0080 C2F38812 ubfx r2, r2, #6, #9
|
||||
251:Src/system_stm32f4xx.c **** }
|
||||
195 .loc 1 251 16 view .LVU58
|
||||
196 0084 02FB03F3 mul r3, r2, r3
|
||||
197 .LVL18:
|
||||
251:Src/system_stm32f4xx.c **** }
|
||||
198 .loc 1 251 16 view .LVU59
|
||||
199 0088 EAE7 b .L10
|
||||
200 .L13:
|
||||
201 008a 00BF .align 2
|
||||
202 .L12:
|
||||
203 008c 00380240 .word 1073887232
|
||||
204 0090 00000000 .word .LANCHOR0
|
||||
205 0094 0024F400 .word 16000000
|
||||
206 0098 00000000 .word .LANCHOR1
|
||||
207 009c 00127A00 .word 8000000
|
||||
208 .cfi_endproc
|
||||
209 .LFE135:
|
||||
211 .global APBPrescTable
|
||||
212 .global AHBPrescTable
|
||||
ARM GAS /tmp/cckltHc8.s page 10
|
||||
|
||||
|
||||
213 .global SystemCoreClock
|
||||
214 .section .data.SystemCoreClock,"aw"
|
||||
215 .align 2
|
||||
216 .set .LANCHOR0,. + 0
|
||||
219 SystemCoreClock:
|
||||
220 0000 0024F400 .word 16000000
|
||||
221 .section .rodata.AHBPrescTable,"a"
|
||||
222 .align 2
|
||||
223 .set .LANCHOR1,. + 0
|
||||
226 AHBPrescTable:
|
||||
227 0000 00000000 .ascii "\000\000\000\000\000\000\000\000\001\002\003\004\006"
|
||||
227 00000000
|
||||
227 01020304
|
||||
227 06
|
||||
228 000d 070809 .ascii "\007\010\011"
|
||||
229 .section .rodata.APBPrescTable,"a"
|
||||
230 .align 2
|
||||
233 APBPrescTable:
|
||||
234 0000 00000000 .ascii "\000\000\000\000\001\002\003\004"
|
||||
234 01020304
|
||||
235 .text
|
||||
236 .Letext0:
|
||||
237 .file 2 "/home/jfen/toolchain/gcc-arm-none-eabi-10.3-2021.10/arm-none-eabi/include/machine/_defaul
|
||||
238 .file 3 "/home/jfen/toolchain/gcc-arm-none-eabi-10.3-2021.10/arm-none-eabi/include/sys/_stdint.h"
|
||||
239 .file 4 "Drivers/CMSIS/Include/core_cm4.h"
|
||||
240 .file 5 "Drivers/CMSIS/Device/ST/STM32F4xx/Include/system_stm32f4xx.h"
|
||||
241 .file 6 "Drivers/CMSIS/Device/ST/STM32F4xx/Include/stm32f407xx.h"
|
||||
ARM GAS /tmp/cckltHc8.s page 11
|
||||
|
||||
|
||||
DEFINED SYMBOLS
|
||||
*ABS*:0000000000000000 system_stm32f4xx.c
|
||||
/tmp/cckltHc8.s:20 .text.SystemInit:0000000000000000 $t
|
||||
/tmp/cckltHc8.s:26 .text.SystemInit:0000000000000000 SystemInit
|
||||
/tmp/cckltHc8.s:45 .text.SystemInit:0000000000000010 $d
|
||||
/tmp/cckltHc8.s:50 .text.SystemCoreClockUpdate:0000000000000000 $t
|
||||
/tmp/cckltHc8.s:56 .text.SystemCoreClockUpdate:0000000000000000 SystemCoreClockUpdate
|
||||
/tmp/cckltHc8.s:203 .text.SystemCoreClockUpdate:000000000000008c $d
|
||||
/tmp/cckltHc8.s:233 .rodata.APBPrescTable:0000000000000000 APBPrescTable
|
||||
/tmp/cckltHc8.s:226 .rodata.AHBPrescTable:0000000000000000 AHBPrescTable
|
||||
/tmp/cckltHc8.s:219 .data.SystemCoreClock:0000000000000000 SystemCoreClock
|
||||
/tmp/cckltHc8.s:215 .data.SystemCoreClock:0000000000000000 $d
|
||||
/tmp/cckltHc8.s:222 .rodata.AHBPrescTable:0000000000000000 $d
|
||||
/tmp/cckltHc8.s:230 .rodata.APBPrescTable:0000000000000000 $d
|
||||
|
||||
NO UNDEFINED SYMBOLS
|
||||
Reference in New Issue
Block a user