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- ARM GAS C:\Users\zl835\AppData\Local\Temp\cc9aF3u8.s page 1
- 1 .cpu cortex-m4
- 2 .arch armv7e-m
- 3 .fpu fpv4-sp-d16
- 4 .eabi_attribute 27, 1
- 5 .eabi_attribute 28, 1
- 6 .eabi_attribute 20, 1
- 7 .eabi_attribute 21, 1
- 8 .eabi_attribute 23, 3
- 9 .eabi_attribute 24, 1
- 10 .eabi_attribute 25, 1
- 11 .eabi_attribute 26, 1
- 12 .eabi_attribute 30, 2
- 13 .eabi_attribute 34, 1
- 14 .eabi_attribute 18, 4
- 15 .file "system_stm32f3xx.c"
- 16 .text
- 17 .Ltext0:
- 18 .cfi_sections .debug_frame
- 19 .section .text.SystemInit,"ax",%progbits
- 20 .align 1
- 21 .p2align 2,,3
- 22 .global SystemInit
- 23 .syntax unified
- 24 .thumb
- 25 .thumb_func
- 27 SystemInit:
- 28 .LFB130:
- 29 .file 1 "Core/Src/system_stm32f3xx.c"
- 1:Core/Src/system_stm32f3xx.c **** /**
- 2:Core/Src/system_stm32f3xx.c **** ******************************************************************************
- 3:Core/Src/system_stm32f3xx.c **** * @file system_stm32f3xx.c
- 4:Core/Src/system_stm32f3xx.c **** * @author MCD Application Team
- 5:Core/Src/system_stm32f3xx.c **** * @brief CMSIS Cortex-M4 Device Peripheral Access Layer System Source File.
- 6:Core/Src/system_stm32f3xx.c **** *
- 7:Core/Src/system_stm32f3xx.c **** * 1. This file provides two functions and one global variable to be called from
- 8:Core/Src/system_stm32f3xx.c **** * user application:
- 9:Core/Src/system_stm32f3xx.c **** * - SystemInit(): This function is called at startup just after reset and
- 10:Core/Src/system_stm32f3xx.c **** * before branch to main program. This call is made inside
- 11:Core/Src/system_stm32f3xx.c **** * the "startup_stm32f3xx.s" file.
- 12:Core/Src/system_stm32f3xx.c **** *
- 13:Core/Src/system_stm32f3xx.c **** * - SystemCoreClock variable: Contains the core clock (HCLK), it can be used
- 14:Core/Src/system_stm32f3xx.c **** * by the user application to setup the SysTick
- 15:Core/Src/system_stm32f3xx.c **** * timer or configure other parameters.
- 16:Core/Src/system_stm32f3xx.c **** *
- 17:Core/Src/system_stm32f3xx.c **** * - SystemCoreClockUpdate(): Updates the variable SystemCoreClock and must
- 18:Core/Src/system_stm32f3xx.c **** * be called whenever the core clock is changed
- 19:Core/Src/system_stm32f3xx.c **** * during program execution.
- 20:Core/Src/system_stm32f3xx.c **** *
- 21:Core/Src/system_stm32f3xx.c **** * 2. After each device reset the HSI (8 MHz) is used as system clock source.
- 22:Core/Src/system_stm32f3xx.c **** * Then SystemInit() function is called, in "startup_stm32f3xx.s" file, to
- 23:Core/Src/system_stm32f3xx.c **** * configure the system clock before to branch to main program.
- 24:Core/Src/system_stm32f3xx.c **** *
- 25:Core/Src/system_stm32f3xx.c **** * 3. This file configures the system clock as follows:
- 26:Core/Src/system_stm32f3xx.c **** *=============================================================================
- 27:Core/Src/system_stm32f3xx.c **** * Supported STM32F3xx device
- 28:Core/Src/system_stm32f3xx.c **** *-----------------------------------------------------------------------------
- 29:Core/Src/system_stm32f3xx.c **** * System Clock source | HSI
- ARM GAS C:\Users\zl835\AppData\Local\Temp\cc9aF3u8.s page 2
- 30:Core/Src/system_stm32f3xx.c **** *-----------------------------------------------------------------------------
- 31:Core/Src/system_stm32f3xx.c **** * SYSCLK(Hz) | 8000000
- 32:Core/Src/system_stm32f3xx.c **** *-----------------------------------------------------------------------------
- 33:Core/Src/system_stm32f3xx.c **** * HCLK(Hz) | 8000000
- 34:Core/Src/system_stm32f3xx.c **** *-----------------------------------------------------------------------------
- 35:Core/Src/system_stm32f3xx.c **** * AHB Prescaler | 1
- 36:Core/Src/system_stm32f3xx.c **** *-----------------------------------------------------------------------------
- 37:Core/Src/system_stm32f3xx.c **** * APB2 Prescaler | 1
- 38:Core/Src/system_stm32f3xx.c **** *-----------------------------------------------------------------------------
- 39:Core/Src/system_stm32f3xx.c **** * APB1 Prescaler | 1
- 40:Core/Src/system_stm32f3xx.c **** *-----------------------------------------------------------------------------
- 41:Core/Src/system_stm32f3xx.c **** * USB Clock | DISABLE
- 42:Core/Src/system_stm32f3xx.c **** *-----------------------------------------------------------------------------
- 43:Core/Src/system_stm32f3xx.c **** *=============================================================================
- 44:Core/Src/system_stm32f3xx.c **** ******************************************************************************
- 45:Core/Src/system_stm32f3xx.c **** * @attention
- 46:Core/Src/system_stm32f3xx.c **** *
- 47:Core/Src/system_stm32f3xx.c **** * Copyright (c) 2016 STMicroelectronics.
- 48:Core/Src/system_stm32f3xx.c **** * All rights reserved.
- 49:Core/Src/system_stm32f3xx.c **** *
- 50:Core/Src/system_stm32f3xx.c **** * This software is licensed under terms that can be found in the LICENSE file
- 51:Core/Src/system_stm32f3xx.c **** * in the root directory of this software component.
- 52:Core/Src/system_stm32f3xx.c **** * If no LICENSE file comes with this software, it is provided AS-IS.
- 53:Core/Src/system_stm32f3xx.c **** *
- 54:Core/Src/system_stm32f3xx.c **** ******************************************************************************
- 55:Core/Src/system_stm32f3xx.c **** */
- 56:Core/Src/system_stm32f3xx.c ****
- 57:Core/Src/system_stm32f3xx.c **** /** @addtogroup CMSIS
- 58:Core/Src/system_stm32f3xx.c **** * @{
- 59:Core/Src/system_stm32f3xx.c **** */
- 60:Core/Src/system_stm32f3xx.c ****
- 61:Core/Src/system_stm32f3xx.c **** /** @addtogroup stm32f3xx_system
- 62:Core/Src/system_stm32f3xx.c **** * @{
- 63:Core/Src/system_stm32f3xx.c **** */
- 64:Core/Src/system_stm32f3xx.c ****
- 65:Core/Src/system_stm32f3xx.c **** /** @addtogroup STM32F3xx_System_Private_Includes
- 66:Core/Src/system_stm32f3xx.c **** * @{
- 67:Core/Src/system_stm32f3xx.c **** */
- 68:Core/Src/system_stm32f3xx.c ****
- 69:Core/Src/system_stm32f3xx.c **** #include "stm32f3xx.h"
- 70:Core/Src/system_stm32f3xx.c ****
- 71:Core/Src/system_stm32f3xx.c **** /**
- 72:Core/Src/system_stm32f3xx.c **** * @}
- 73:Core/Src/system_stm32f3xx.c **** */
- 74:Core/Src/system_stm32f3xx.c ****
- 75:Core/Src/system_stm32f3xx.c **** /** @addtogroup STM32F3xx_System_Private_TypesDefinitions
- 76:Core/Src/system_stm32f3xx.c **** * @{
- 77:Core/Src/system_stm32f3xx.c **** */
- 78:Core/Src/system_stm32f3xx.c ****
- 79:Core/Src/system_stm32f3xx.c **** /**
- 80:Core/Src/system_stm32f3xx.c **** * @}
- 81:Core/Src/system_stm32f3xx.c **** */
- 82:Core/Src/system_stm32f3xx.c ****
- 83:Core/Src/system_stm32f3xx.c **** /** @addtogroup STM32F3xx_System_Private_Defines
- 84:Core/Src/system_stm32f3xx.c **** * @{
- 85:Core/Src/system_stm32f3xx.c **** */
- 86:Core/Src/system_stm32f3xx.c **** #if !defined (HSE_VALUE)
- ARM GAS C:\Users\zl835\AppData\Local\Temp\cc9aF3u8.s page 3
- 87:Core/Src/system_stm32f3xx.c **** #define HSE_VALUE ((uint32_t)8000000) /*!< Default value of the External oscillator in Hz.
- 88:Core/Src/system_stm32f3xx.c **** This value can be provided and adapted by the user
- 89:Core/Src/system_stm32f3xx.c **** #endif /* HSE_VALUE */
- 90:Core/Src/system_stm32f3xx.c ****
- 91:Core/Src/system_stm32f3xx.c **** #if !defined (HSI_VALUE)
- 92:Core/Src/system_stm32f3xx.c **** #define HSI_VALUE ((uint32_t)8000000) /*!< Default value of the Internal oscillator in Hz.
- 93:Core/Src/system_stm32f3xx.c **** This value can be provided and adapted by the user
- 94:Core/Src/system_stm32f3xx.c **** #endif /* HSI_VALUE */
- 95:Core/Src/system_stm32f3xx.c ****
- 96:Core/Src/system_stm32f3xx.c **** /* Note: Following vector table addresses must be defined in line with linker
- 97:Core/Src/system_stm32f3xx.c **** configuration. */
- 98:Core/Src/system_stm32f3xx.c **** /*!< Uncomment the following line if you need to relocate the vector table
- 99:Core/Src/system_stm32f3xx.c **** anywhere in Flash or Sram, else the vector table is kept at the automatic
- 100:Core/Src/system_stm32f3xx.c **** remap of boot address selected */
- 101:Core/Src/system_stm32f3xx.c **** /* #define USER_VECT_TAB_ADDRESS */
- 102:Core/Src/system_stm32f3xx.c ****
- 103:Core/Src/system_stm32f3xx.c **** #if defined(USER_VECT_TAB_ADDRESS)
- 104:Core/Src/system_stm32f3xx.c **** /*!< Uncomment the following line if you need to relocate your vector Table
- 105:Core/Src/system_stm32f3xx.c **** in Sram else user remap will be done in Flash. */
- 106:Core/Src/system_stm32f3xx.c **** /* #define VECT_TAB_SRAM */
- 107:Core/Src/system_stm32f3xx.c **** #if defined(VECT_TAB_SRAM)
- 108:Core/Src/system_stm32f3xx.c **** #define VECT_TAB_BASE_ADDRESS SRAM_BASE /*!< Vector Table base address field.
- 109:Core/Src/system_stm32f3xx.c **** This value must be a multiple of 0x200. */
- 110:Core/Src/system_stm32f3xx.c **** #define VECT_TAB_OFFSET 0x00000000U /*!< Vector Table base offset field.
- 111:Core/Src/system_stm32f3xx.c **** This value must be a multiple of 0x200. */
- 112:Core/Src/system_stm32f3xx.c **** #else
- 113:Core/Src/system_stm32f3xx.c **** #define VECT_TAB_BASE_ADDRESS FLASH_BASE /*!< Vector Table base address field.
- 114:Core/Src/system_stm32f3xx.c **** This value must be a multiple of 0x200. */
- 115:Core/Src/system_stm32f3xx.c **** #define VECT_TAB_OFFSET 0x00000000U /*!< Vector Table base offset field.
- 116:Core/Src/system_stm32f3xx.c **** This value must be a multiple of 0x200. */
- 117:Core/Src/system_stm32f3xx.c **** #endif /* VECT_TAB_SRAM */
- 118:Core/Src/system_stm32f3xx.c **** #endif /* USER_VECT_TAB_ADDRESS */
- 119:Core/Src/system_stm32f3xx.c ****
- 120:Core/Src/system_stm32f3xx.c **** /******************************************************************************/
- 121:Core/Src/system_stm32f3xx.c **** /**
- 122:Core/Src/system_stm32f3xx.c **** * @}
- 123:Core/Src/system_stm32f3xx.c **** */
- 124:Core/Src/system_stm32f3xx.c ****
- 125:Core/Src/system_stm32f3xx.c **** /** @addtogroup STM32F3xx_System_Private_Macros
- 126:Core/Src/system_stm32f3xx.c **** * @{
- 127:Core/Src/system_stm32f3xx.c **** */
- 128:Core/Src/system_stm32f3xx.c ****
- 129:Core/Src/system_stm32f3xx.c **** /**
- 130:Core/Src/system_stm32f3xx.c **** * @}
- 131:Core/Src/system_stm32f3xx.c **** */
- 132:Core/Src/system_stm32f3xx.c ****
- 133:Core/Src/system_stm32f3xx.c **** /** @addtogroup STM32F3xx_System_Private_Variables
- 134:Core/Src/system_stm32f3xx.c **** * @{
- 135:Core/Src/system_stm32f3xx.c **** */
- 136:Core/Src/system_stm32f3xx.c **** /* This variable is updated in three ways:
- 137:Core/Src/system_stm32f3xx.c **** 1) by calling CMSIS function SystemCoreClockUpdate()
- 138:Core/Src/system_stm32f3xx.c **** 2) by calling HAL API function HAL_RCC_GetHCLKFreq()
- 139:Core/Src/system_stm32f3xx.c **** 3) each time HAL_RCC_ClockConfig() is called to configure the system clock frequency
- 140:Core/Src/system_stm32f3xx.c **** Note: If you use this function to configure the system clock there is no need to
- 141:Core/Src/system_stm32f3xx.c **** call the 2 first functions listed above, since SystemCoreClock variable is
- 142:Core/Src/system_stm32f3xx.c **** updated automatically.
- 143:Core/Src/system_stm32f3xx.c **** */
- ARM GAS C:\Users\zl835\AppData\Local\Temp\cc9aF3u8.s page 4
- 144:Core/Src/system_stm32f3xx.c **** uint32_t SystemCoreClock = 8000000;
- 145:Core/Src/system_stm32f3xx.c ****
- 146:Core/Src/system_stm32f3xx.c **** const uint8_t AHBPrescTable[16] = {0, 0, 0, 0, 0, 0, 0, 0, 1, 2, 3, 4, 6, 7, 8, 9};
- 147:Core/Src/system_stm32f3xx.c **** const uint8_t APBPrescTable[8] = {0, 0, 0, 0, 1, 2, 3, 4};
- 148:Core/Src/system_stm32f3xx.c ****
- 149:Core/Src/system_stm32f3xx.c **** /**
- 150:Core/Src/system_stm32f3xx.c **** * @}
- 151:Core/Src/system_stm32f3xx.c **** */
- 152:Core/Src/system_stm32f3xx.c ****
- 153:Core/Src/system_stm32f3xx.c **** /** @addtogroup STM32F3xx_System_Private_FunctionPrototypes
- 154:Core/Src/system_stm32f3xx.c **** * @{
- 155:Core/Src/system_stm32f3xx.c **** */
- 156:Core/Src/system_stm32f3xx.c ****
- 157:Core/Src/system_stm32f3xx.c **** /**
- 158:Core/Src/system_stm32f3xx.c **** * @}
- 159:Core/Src/system_stm32f3xx.c **** */
- 160:Core/Src/system_stm32f3xx.c ****
- 161:Core/Src/system_stm32f3xx.c **** /** @addtogroup STM32F3xx_System_Private_Functions
- 162:Core/Src/system_stm32f3xx.c **** * @{
- 163:Core/Src/system_stm32f3xx.c **** */
- 164:Core/Src/system_stm32f3xx.c ****
- 165:Core/Src/system_stm32f3xx.c **** /**
- 166:Core/Src/system_stm32f3xx.c **** * @brief Setup the microcontroller system
- 167:Core/Src/system_stm32f3xx.c **** * @param None
- 168:Core/Src/system_stm32f3xx.c **** * @retval None
- 169:Core/Src/system_stm32f3xx.c **** */
- 170:Core/Src/system_stm32f3xx.c **** void SystemInit(void)
- 171:Core/Src/system_stm32f3xx.c **** {
- 30 .loc 1 171 1 view -0
- 31 .cfi_startproc
- 32 @ args = 0, pretend = 0, frame = 0
- 33 @ frame_needed = 0, uses_anonymous_args = 0
- 34 @ link register save eliminated.
- 172:Core/Src/system_stm32f3xx.c **** /* FPU settings --------------------------------------------------------------*/
- 173:Core/Src/system_stm32f3xx.c **** #if (__FPU_PRESENT == 1) && (__FPU_USED == 1)
- 174:Core/Src/system_stm32f3xx.c **** SCB->CPACR |= ((3UL << 10*2)|(3UL << 11*2)); /* set CP10 and CP11 Full Access */
- 35 .loc 1 174 3 view .LVU1
- 36 .loc 1 174 14 is_stmt 0 view .LVU2
- 37 0000 034A ldr r2, .L3
- 38 0002 D2F88830 ldr r3, [r2, #136]
- 39 0006 43F47003 orr r3, r3, #15728640
- 40 000a C2F88830 str r3, [r2, #136]
- 175:Core/Src/system_stm32f3xx.c **** #endif
- 176:Core/Src/system_stm32f3xx.c ****
- 177:Core/Src/system_stm32f3xx.c **** /* Configure the Vector Table location -------------------------------------*/
- 178:Core/Src/system_stm32f3xx.c **** #if defined(USER_VECT_TAB_ADDRESS)
- 179:Core/Src/system_stm32f3xx.c **** SCB->VTOR = VECT_TAB_BASE_ADDRESS | VECT_TAB_OFFSET; /* Vector Table Relocation in Internal SRAM
- 180:Core/Src/system_stm32f3xx.c **** #endif /* USER_VECT_TAB_ADDRESS */
- 181:Core/Src/system_stm32f3xx.c **** }
- 41 .loc 1 181 1 view .LVU3
- 42 000e 7047 bx lr
- 43 .L4:
- 44 .align 2
- 45 .L3:
- 46 0010 00ED00E0 .word -536810240
- 47 .cfi_endproc
- 48 .LFE130:
- ARM GAS C:\Users\zl835\AppData\Local\Temp\cc9aF3u8.s page 5
- 50 .section .text.SystemCoreClockUpdate,"ax",%progbits
- 51 .align 1
- 52 .p2align 2,,3
- 53 .global SystemCoreClockUpdate
- 54 .syntax unified
- 55 .thumb
- 56 .thumb_func
- 58 SystemCoreClockUpdate:
- 59 .LFB131:
- 182:Core/Src/system_stm32f3xx.c ****
- 183:Core/Src/system_stm32f3xx.c **** /**
- 184:Core/Src/system_stm32f3xx.c **** * @brief Update SystemCoreClock variable according to Clock Register Values.
- 185:Core/Src/system_stm32f3xx.c **** * The SystemCoreClock variable contains the core clock (HCLK), it can
- 186:Core/Src/system_stm32f3xx.c **** * be used by the user application to setup the SysTick timer or configure
- 187:Core/Src/system_stm32f3xx.c **** * other parameters.
- 188:Core/Src/system_stm32f3xx.c **** *
- 189:Core/Src/system_stm32f3xx.c **** * @note Each time the core clock (HCLK) changes, this function must be called
- 190:Core/Src/system_stm32f3xx.c **** * to update SystemCoreClock variable value. Otherwise, any configuration
- 191:Core/Src/system_stm32f3xx.c **** * based on this variable will be incorrect.
- 192:Core/Src/system_stm32f3xx.c **** *
- 193:Core/Src/system_stm32f3xx.c **** * @note - The system frequency computed by this function is not the real
- 194:Core/Src/system_stm32f3xx.c **** * frequency in the chip. It is calculated based on the predefined
- 195:Core/Src/system_stm32f3xx.c **** * constant and the selected clock source:
- 196:Core/Src/system_stm32f3xx.c **** *
- 197:Core/Src/system_stm32f3xx.c **** * - If SYSCLK source is HSI, SystemCoreClock will contain the HSI_VALUE(*)
- 198:Core/Src/system_stm32f3xx.c **** *
- 199:Core/Src/system_stm32f3xx.c **** * - If SYSCLK source is HSE, SystemCoreClock will contain the HSE_VALUE(**)
- 200:Core/Src/system_stm32f3xx.c **** *
- 201:Core/Src/system_stm32f3xx.c **** * - If SYSCLK source is PLL, SystemCoreClock will contain the HSE_VALUE(**)
- 202:Core/Src/system_stm32f3xx.c **** * or HSI_VALUE(*) multiplied/divided by the PLL factors.
- 203:Core/Src/system_stm32f3xx.c **** *
- 204:Core/Src/system_stm32f3xx.c **** * (*) HSI_VALUE is a constant defined in stm32f3xx_hal.h file (default value
- 205:Core/Src/system_stm32f3xx.c **** * 8 MHz) but the real value may vary depending on the variations
- 206:Core/Src/system_stm32f3xx.c **** * in voltage and temperature.
- 207:Core/Src/system_stm32f3xx.c **** *
- 208:Core/Src/system_stm32f3xx.c **** * (**) HSE_VALUE is a constant defined in stm32f3xx_hal.h file (default value
- 209:Core/Src/system_stm32f3xx.c **** * 8 MHz), user has to ensure that HSE_VALUE is same as the real
- 210:Core/Src/system_stm32f3xx.c **** * frequency of the crystal used. Otherwise, this function may
- 211:Core/Src/system_stm32f3xx.c **** * have wrong result.
- 212:Core/Src/system_stm32f3xx.c **** *
- 213:Core/Src/system_stm32f3xx.c **** * - The result of this function could be not correct when using fractional
- 214:Core/Src/system_stm32f3xx.c **** * value for HSE crystal.
- 215:Core/Src/system_stm32f3xx.c **** *
- 216:Core/Src/system_stm32f3xx.c **** * @param None
- 217:Core/Src/system_stm32f3xx.c **** * @retval None
- 218:Core/Src/system_stm32f3xx.c **** */
- 219:Core/Src/system_stm32f3xx.c **** void SystemCoreClockUpdate (void)
- 220:Core/Src/system_stm32f3xx.c **** {
- 60 .loc 1 220 1 is_stmt 1 view -0
- 61 .cfi_startproc
- 62 @ args = 0, pretend = 0, frame = 0
- 63 @ frame_needed = 0, uses_anonymous_args = 0
- 64 @ link register save eliminated.
- 221:Core/Src/system_stm32f3xx.c **** uint32_t tmp = 0, pllmull = 0, pllsource = 0, predivfactor = 0;
- 65 .loc 1 221 3 view .LVU5
- 66 .LVL0:
- 222:Core/Src/system_stm32f3xx.c ****
- ARM GAS C:\Users\zl835\AppData\Local\Temp\cc9aF3u8.s page 6
- 223:Core/Src/system_stm32f3xx.c **** /* Get SYSCLK source -------------------------------------------------------*/
- 224:Core/Src/system_stm32f3xx.c **** tmp = RCC->CFGR & RCC_CFGR_SWS;
- 67 .loc 1 224 3 view .LVU6
- 68 .loc 1 224 12 is_stmt 0 view .LVU7
- 69 0000 134A ldr r2, .L10
- 70 0002 5368 ldr r3, [r2, #4]
- 71 .LVL1:
- 225:Core/Src/system_stm32f3xx.c ****
- 226:Core/Src/system_stm32f3xx.c **** switch (tmp)
- 72 .loc 1 226 3 is_stmt 1 view .LVU8
- 224:Core/Src/system_stm32f3xx.c ****
- 73 .loc 1 224 7 is_stmt 0 view .LVU9
- 74 0004 03F00C03 and r3, r3, #12
- 75 .LVL2:
- 76 .loc 1 226 3 view .LVU10
- 77 0008 082B cmp r3, #8
- 78 000a 0AD0 beq .L9
- 79 000c 114B ldr r3, .L10+4
- 80 .LVL3:
- 81 .L6:
- 227:Core/Src/system_stm32f3xx.c **** {
- 228:Core/Src/system_stm32f3xx.c **** case RCC_CFGR_SWS_HSI: /* HSI used as system clock */
- 229:Core/Src/system_stm32f3xx.c **** SystemCoreClock = HSI_VALUE;
- 230:Core/Src/system_stm32f3xx.c **** break;
- 231:Core/Src/system_stm32f3xx.c **** case RCC_CFGR_SWS_HSE: /* HSE used as system clock */
- 232:Core/Src/system_stm32f3xx.c **** SystemCoreClock = HSE_VALUE;
- 233:Core/Src/system_stm32f3xx.c **** break;
- 234:Core/Src/system_stm32f3xx.c **** case RCC_CFGR_SWS_PLL: /* PLL used as system clock */
- 235:Core/Src/system_stm32f3xx.c **** /* Get PLL clock source and multiplication factor ----------------------*/
- 236:Core/Src/system_stm32f3xx.c **** pllmull = RCC->CFGR & RCC_CFGR_PLLMUL;
- 237:Core/Src/system_stm32f3xx.c **** pllsource = RCC->CFGR & RCC_CFGR_PLLSRC;
- 238:Core/Src/system_stm32f3xx.c **** pllmull = ( pllmull >> 18) + 2;
- 239:Core/Src/system_stm32f3xx.c ****
- 240:Core/Src/system_stm32f3xx.c **** #if defined (STM32F302xE) || defined (STM32F303xE) || defined (STM32F398xx)
- 241:Core/Src/system_stm32f3xx.c **** predivfactor = (RCC->CFGR2 & RCC_CFGR2_PREDIV) + 1;
- 242:Core/Src/system_stm32f3xx.c **** if (pllsource == RCC_CFGR_PLLSRC_HSE_PREDIV)
- 243:Core/Src/system_stm32f3xx.c **** {
- 244:Core/Src/system_stm32f3xx.c **** /* HSE oscillator clock selected as PREDIV1 clock entry */
- 245:Core/Src/system_stm32f3xx.c **** SystemCoreClock = (HSE_VALUE / predivfactor) * pllmull;
- 246:Core/Src/system_stm32f3xx.c **** }
- 247:Core/Src/system_stm32f3xx.c **** else
- 248:Core/Src/system_stm32f3xx.c **** {
- 249:Core/Src/system_stm32f3xx.c **** /* HSI oscillator clock selected as PREDIV1 clock entry */
- 250:Core/Src/system_stm32f3xx.c **** SystemCoreClock = (HSI_VALUE / predivfactor) * pllmull;
- 251:Core/Src/system_stm32f3xx.c **** }
- 252:Core/Src/system_stm32f3xx.c **** #else
- 253:Core/Src/system_stm32f3xx.c **** if (pllsource == RCC_CFGR_PLLSRC_HSI_DIV2)
- 254:Core/Src/system_stm32f3xx.c **** {
- 255:Core/Src/system_stm32f3xx.c **** /* HSI oscillator clock divided by 2 selected as PLL clock entry */
- 256:Core/Src/system_stm32f3xx.c **** SystemCoreClock = (HSI_VALUE >> 1) * pllmull;
- 257:Core/Src/system_stm32f3xx.c **** }
- 258:Core/Src/system_stm32f3xx.c **** else
- 259:Core/Src/system_stm32f3xx.c **** {
- 260:Core/Src/system_stm32f3xx.c **** predivfactor = (RCC->CFGR2 & RCC_CFGR2_PREDIV) + 1;
- 261:Core/Src/system_stm32f3xx.c **** /* HSE oscillator clock selected as PREDIV1 clock entry */
- 262:Core/Src/system_stm32f3xx.c **** SystemCoreClock = (HSE_VALUE / predivfactor) * pllmull;
- 263:Core/Src/system_stm32f3xx.c **** }
- ARM GAS C:\Users\zl835\AppData\Local\Temp\cc9aF3u8.s page 7
- 264:Core/Src/system_stm32f3xx.c **** #endif /* STM32F302xE || STM32F303xE || STM32F398xx */
- 265:Core/Src/system_stm32f3xx.c **** break;
- 266:Core/Src/system_stm32f3xx.c **** default: /* HSI used as system clock */
- 267:Core/Src/system_stm32f3xx.c **** SystemCoreClock = HSI_VALUE;
- 268:Core/Src/system_stm32f3xx.c **** break;
- 269:Core/Src/system_stm32f3xx.c **** }
- 270:Core/Src/system_stm32f3xx.c **** /* Compute HCLK clock frequency ----------------*/
- 271:Core/Src/system_stm32f3xx.c **** /* Get HCLK prescaler */
- 272:Core/Src/system_stm32f3xx.c **** tmp = AHBPrescTable[((RCC->CFGR & RCC_CFGR_HPRE) >> 4)];
- 82 .loc 1 272 3 is_stmt 1 view .LVU11
- 83 .loc 1 272 28 is_stmt 0 view .LVU12
- 84 000e 104A ldr r2, .L10
- 85 .loc 1 272 22 view .LVU13
- 86 0010 1148 ldr r0, .L10+8
- 87 .loc 1 272 28 view .LVU14
- 88 0012 5268 ldr r2, [r2, #4]
- 89 .LVL4:
- 273:Core/Src/system_stm32f3xx.c **** /* HCLK clock frequency */
- 274:Core/Src/system_stm32f3xx.c **** SystemCoreClock >>= tmp;
- 90 .loc 1 274 3 is_stmt 1 view .LVU15
- 91 .loc 1 274 19 is_stmt 0 view .LVU16
- 92 0014 1149 ldr r1, .L10+12
- 272:Core/Src/system_stm32f3xx.c **** /* HCLK clock frequency */
- 93 .loc 1 272 52 view .LVU17
- 94 0016 C2F30312 ubfx r2, r2, #4, #4
- 95 .LVL5:
- 272:Core/Src/system_stm32f3xx.c **** /* HCLK clock frequency */
- 96 .loc 1 272 7 view .LVU18
- 97 001a 825C ldrb r2, [r0, r2] @ zero_extendqisi2
- 98 .loc 1 274 19 view .LVU19
- 99 001c D340 lsrs r3, r3, r2
- 100 001e 0B60 str r3, [r1]
- 275:Core/Src/system_stm32f3xx.c **** }
- 101 .loc 1 275 1 view .LVU20
- 102 0020 7047 bx lr
- 103 .LVL6:
- 104 .L9:
- 236:Core/Src/system_stm32f3xx.c **** pllsource = RCC->CFGR & RCC_CFGR_PLLSRC;
- 105 .loc 1 236 7 is_stmt 1 view .LVU21
- 236:Core/Src/system_stm32f3xx.c **** pllsource = RCC->CFGR & RCC_CFGR_PLLSRC;
- 106 .loc 1 236 20 is_stmt 0 view .LVU22
- 107 0022 5368 ldr r3, [r2, #4]
- 108 .LVL7:
- 237:Core/Src/system_stm32f3xx.c **** pllmull = ( pllmull >> 18) + 2;
- 109 .loc 1 237 7 is_stmt 1 view .LVU23
- 237:Core/Src/system_stm32f3xx.c **** pllmull = ( pllmull >> 18) + 2;
- 110 .loc 1 237 22 is_stmt 0 view .LVU24
- 111 0024 5168 ldr r1, [r2, #4]
- 112 .LVL8:
- 238:Core/Src/system_stm32f3xx.c ****
- 113 .loc 1 238 7 is_stmt 1 view .LVU25
- 238:Core/Src/system_stm32f3xx.c ****
- 114 .loc 1 238 27 is_stmt 0 view .LVU26
- 115 0026 C3F38343 ubfx r3, r3, #18, #4
- 116 .LVL9:
- 253:Core/Src/system_stm32f3xx.c **** {
- 117 .loc 1 253 10 view .LVU27
- ARM GAS C:\Users\zl835\AppData\Local\Temp\cc9aF3u8.s page 8
- 118 002a C903 lsls r1, r1, #15
- 119 .LVL10:
- 238:Core/Src/system_stm32f3xx.c ****
- 120 .loc 1 238 15 view .LVU28
- 121 002c 03F10203 add r3, r3, #2
- 122 .LVL11:
- 253:Core/Src/system_stm32f3xx.c **** {
- 123 .loc 1 253 7 is_stmt 1 view .LVU29
- 253:Core/Src/system_stm32f3xx.c **** {
- 124 .loc 1 253 10 is_stmt 0 view .LVU30
- 125 0030 03D4 bmi .L7
- 256:Core/Src/system_stm32f3xx.c **** }
- 126 .loc 1 256 9 is_stmt 1 view .LVU31
- 256:Core/Src/system_stm32f3xx.c **** }
- 127 .loc 1 256 44 is_stmt 0 view .LVU32
- 128 0032 0B4A ldr r2, .L10+16
- 129 0034 02FB03F3 mul r3, r2, r3
- 130 .LVL12:
- 256:Core/Src/system_stm32f3xx.c **** }
- 131 .loc 1 256 44 view .LVU33
- 132 0038 E9E7 b .L6
- 133 .LVL13:
- 134 .L7:
- 260:Core/Src/system_stm32f3xx.c **** /* HSE oscillator clock selected as PREDIV1 clock entry */
- 135 .loc 1 260 9 is_stmt 1 view .LVU34
- 260:Core/Src/system_stm32f3xx.c **** /* HSE oscillator clock selected as PREDIV1 clock entry */
- 136 .loc 1 260 28 is_stmt 0 view .LVU35
- 137 003a D26A ldr r2, [r2, #44]
- 138 .LVL14:
- 262:Core/Src/system_stm32f3xx.c **** }
- 139 .loc 1 262 9 is_stmt 1 view .LVU36
- 262:Core/Src/system_stm32f3xx.c **** }
- 140 .loc 1 262 38 is_stmt 0 view .LVU37
- 141 003c 0549 ldr r1, .L10+4
- 260:Core/Src/system_stm32f3xx.c **** /* HSE oscillator clock selected as PREDIV1 clock entry */
- 142 .loc 1 260 36 view .LVU38
- 143 003e 02F00F02 and r2, r2, #15
- 144 .LVL15:
- 260:Core/Src/system_stm32f3xx.c **** /* HSE oscillator clock selected as PREDIV1 clock entry */
- 145 .loc 1 260 22 view .LVU39
- 146 0042 0132 adds r2, r2, #1
- 147 .LVL16:
- 262:Core/Src/system_stm32f3xx.c **** }
- 148 .loc 1 262 38 view .LVU40
- 149 0044 B1FBF2F2 udiv r2, r1, r2
- 150 .LVL17:
- 262:Core/Src/system_stm32f3xx.c **** }
- 151 .loc 1 262 54 view .LVU41
- 152 0048 02FB03F3 mul r3, r2, r3
- 153 .LVL18:
- 262:Core/Src/system_stm32f3xx.c **** }
- 154 .loc 1 262 54 view .LVU42
- 155 004c DFE7 b .L6
- 156 .L11:
- 157 004e 00BF .align 2
- 158 .L10:
- 159 0050 00100240 .word 1073876992
- ARM GAS C:\Users\zl835\AppData\Local\Temp\cc9aF3u8.s page 9
- 160 0054 00127A00 .word 8000000
- 161 0058 00000000 .word .LANCHOR1
- 162 005c 00000000 .word .LANCHOR0
- 163 0060 00093D00 .word 4000000
- 164 .cfi_endproc
- 165 .LFE131:
- 167 .global APBPrescTable
- 168 .global AHBPrescTable
- 169 .global SystemCoreClock
- 170 .section .data.SystemCoreClock,"aw"
- 171 .align 2
- 172 .set .LANCHOR0,. + 0
- 175 SystemCoreClock:
- 176 0000 00127A00 .word 8000000
- 177 .section .rodata.AHBPrescTable,"a"
- 178 .align 2
- 179 .set .LANCHOR1,. + 0
- 182 AHBPrescTable:
- 183 0000 00000000 .ascii "\000\000\000\000\000\000\000\000\001\002\003\004\006"
- 183 00000000
- 183 01020304
- 183 06
- 184 000d 070809 .ascii "\007\010\011"
- 185 .section .rodata.APBPrescTable,"a"
- 186 .align 2
- 189 APBPrescTable:
- 190 0000 00000000 .ascii "\000\000\000\000\001\002\003\004"
- 190 01020304
- 191 .text
- 192 .Letext0:
- 193 .file 2 "d:\\arm-gcc\\arm-none-eabi\\include\\machine\\_default_types.h"
- 194 .file 3 "d:\\arm-gcc\\arm-none-eabi\\include\\sys\\_stdint.h"
- 195 .file 4 "Drivers/CMSIS/Include/core_cm4.h"
- 196 .file 5 "Drivers/CMSIS/Device/ST/STM32F3xx/Include/system_stm32f3xx.h"
- 197 .file 6 "Drivers/CMSIS/Device/ST/STM32F3xx/Include/stm32f302xc.h"
- ARM GAS C:\Users\zl835\AppData\Local\Temp\cc9aF3u8.s page 10
- DEFINED SYMBOLS
- *ABS*:00000000 system_stm32f3xx.c
- C:\Users\zl835\AppData\Local\Temp\cc9aF3u8.s:20 .text.SystemInit:00000000 $t
- C:\Users\zl835\AppData\Local\Temp\cc9aF3u8.s:27 .text.SystemInit:00000000 SystemInit
- C:\Users\zl835\AppData\Local\Temp\cc9aF3u8.s:46 .text.SystemInit:00000010 $d
- C:\Users\zl835\AppData\Local\Temp\cc9aF3u8.s:51 .text.SystemCoreClockUpdate:00000000 $t
- C:\Users\zl835\AppData\Local\Temp\cc9aF3u8.s:58 .text.SystemCoreClockUpdate:00000000 SystemCoreClockUpdate
- C:\Users\zl835\AppData\Local\Temp\cc9aF3u8.s:159 .text.SystemCoreClockUpdate:00000050 $d
- C:\Users\zl835\AppData\Local\Temp\cc9aF3u8.s:189 .rodata.APBPrescTable:00000000 APBPrescTable
- C:\Users\zl835\AppData\Local\Temp\cc9aF3u8.s:182 .rodata.AHBPrescTable:00000000 AHBPrescTable
- C:\Users\zl835\AppData\Local\Temp\cc9aF3u8.s:175 .data.SystemCoreClock:00000000 SystemCoreClock
- C:\Users\zl835\AppData\Local\Temp\cc9aF3u8.s:171 .data.SystemCoreClock:00000000 $d
- C:\Users\zl835\AppData\Local\Temp\cc9aF3u8.s:178 .rodata.AHBPrescTable:00000000 $d
- C:\Users\zl835\AppData\Local\Temp\cc9aF3u8.s:186 .rodata.APBPrescTable:00000000 $d
- NO UNDEFINED SYMBOLS
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