B3M38SPD seminar project - beehive monitor with LoRa reporting
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spd-lorabees/build/system_stm32l0xx.lst

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ARM GAS /tmp/ccISlhEt.s page 1
1 .cpu cortex-m0plus
2 .eabi_attribute 20, 1
3 .eabi_attribute 21, 1
4 .eabi_attribute 23, 3
5 .eabi_attribute 24, 1
6 .eabi_attribute 25, 1
7 .eabi_attribute 26, 1
8 .eabi_attribute 30, 1
9 .eabi_attribute 34, 0
10 .eabi_attribute 18, 4
11 .file "system_stm32l0xx.c"
12 .text
13 .Ltext0:
14 .cfi_sections .debug_frame
15 .section .text.SystemInit,"ax",%progbits
16 .align 1
17 .global SystemInit
18 .syntax unified
19 .code 16
20 .thumb_func
21 .fpu softvfp
23 SystemInit:
24 .LFB39:
25 .file 1 "./Src/system_stm32l0xx.c"
1:./Src/system_stm32l0xx.c **** /**
2:./Src/system_stm32l0xx.c **** ******************************************************************************
3:./Src/system_stm32l0xx.c **** * @file system_stm32l0xx.c
4:./Src/system_stm32l0xx.c **** * @author MCD Application Team
5:./Src/system_stm32l0xx.c **** * @brief CMSIS Cortex-M0+ Device Peripheral Access Layer System Source File.
6:./Src/system_stm32l0xx.c **** *
7:./Src/system_stm32l0xx.c **** * This file provides two functions and one global variable to be called from
8:./Src/system_stm32l0xx.c **** * user application:
9:./Src/system_stm32l0xx.c **** * - SystemInit(): This function is called at startup just after reset and
10:./Src/system_stm32l0xx.c **** * before branch to main program. This call is made inside
11:./Src/system_stm32l0xx.c **** * the "startup_stm32l0xx.s" file.
12:./Src/system_stm32l0xx.c **** *
13:./Src/system_stm32l0xx.c **** * - SystemCoreClock variable: Contains the core clock (HCLK), it can be used
14:./Src/system_stm32l0xx.c **** * by the user application to setup the SysTick
15:./Src/system_stm32l0xx.c **** * timer or configure other parameters.
16:./Src/system_stm32l0xx.c **** *
17:./Src/system_stm32l0xx.c **** * - SystemCoreClockUpdate(): Updates the variable SystemCoreClock and must
18:./Src/system_stm32l0xx.c **** * be called whenever the core clock is changed
19:./Src/system_stm32l0xx.c **** * during program execution.
20:./Src/system_stm32l0xx.c **** *
21:./Src/system_stm32l0xx.c **** *
22:./Src/system_stm32l0xx.c **** ******************************************************************************
23:./Src/system_stm32l0xx.c **** * @attention
24:./Src/system_stm32l0xx.c **** *
25:./Src/system_stm32l0xx.c **** * <h2><center>&copy; COPYRIGHT(c) 2016 STMicroelectronics</center></h2>
26:./Src/system_stm32l0xx.c **** *
27:./Src/system_stm32l0xx.c **** * Redistribution and use in source and binary forms, with or without modification,
28:./Src/system_stm32l0xx.c **** * are permitted provided that the following conditions are met:
29:./Src/system_stm32l0xx.c **** * 1. Redistributions of source code must retain the above copyright notice,
30:./Src/system_stm32l0xx.c **** * this list of conditions and the following disclaimer.
31:./Src/system_stm32l0xx.c **** * 2. Redistributions in binary form must reproduce the above copyright notice,
32:./Src/system_stm32l0xx.c **** * this list of conditions and the following disclaimer in the documentation
33:./Src/system_stm32l0xx.c **** * and/or other materials provided with the distribution.
ARM GAS /tmp/ccISlhEt.s page 2
34:./Src/system_stm32l0xx.c **** * 3. Neither the name of STMicroelectronics nor the names of its contributors
35:./Src/system_stm32l0xx.c **** * may be used to endorse or promote products derived from this software
36:./Src/system_stm32l0xx.c **** * without specific prior written permission.
37:./Src/system_stm32l0xx.c **** *
38:./Src/system_stm32l0xx.c **** * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
39:./Src/system_stm32l0xx.c **** * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
40:./Src/system_stm32l0xx.c **** * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
41:./Src/system_stm32l0xx.c **** * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
42:./Src/system_stm32l0xx.c **** * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
43:./Src/system_stm32l0xx.c **** * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
44:./Src/system_stm32l0xx.c **** * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
45:./Src/system_stm32l0xx.c **** * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
46:./Src/system_stm32l0xx.c **** * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
47:./Src/system_stm32l0xx.c **** * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
48:./Src/system_stm32l0xx.c **** *
49:./Src/system_stm32l0xx.c **** ******************************************************************************
50:./Src/system_stm32l0xx.c **** */
51:./Src/system_stm32l0xx.c ****
52:./Src/system_stm32l0xx.c **** /** @addtogroup CMSIS
53:./Src/system_stm32l0xx.c **** * @{
54:./Src/system_stm32l0xx.c **** */
55:./Src/system_stm32l0xx.c ****
56:./Src/system_stm32l0xx.c **** /** @addtogroup stm32l0xx_system
57:./Src/system_stm32l0xx.c **** * @{
58:./Src/system_stm32l0xx.c **** */
59:./Src/system_stm32l0xx.c ****
60:./Src/system_stm32l0xx.c **** /** @addtogroup STM32L0xx_System_Private_Includes
61:./Src/system_stm32l0xx.c **** * @{
62:./Src/system_stm32l0xx.c **** */
63:./Src/system_stm32l0xx.c ****
64:./Src/system_stm32l0xx.c **** #include "stm32l0xx.h"
65:./Src/system_stm32l0xx.c ****
66:./Src/system_stm32l0xx.c **** #if !defined (HSE_VALUE)
67:./Src/system_stm32l0xx.c **** #define HSE_VALUE ((uint32_t)8000000U) /*!< Value of the External oscillator in Hz */
68:./Src/system_stm32l0xx.c **** #endif /* HSE_VALUE */
69:./Src/system_stm32l0xx.c ****
70:./Src/system_stm32l0xx.c **** #if !defined (MSI_VALUE)
71:./Src/system_stm32l0xx.c **** #define MSI_VALUE ((uint32_t)2000000U) /*!< Value of the Internal oscillator in Hz*/
72:./Src/system_stm32l0xx.c **** #endif /* MSI_VALUE */
73:./Src/system_stm32l0xx.c ****
74:./Src/system_stm32l0xx.c **** #if !defined (HSI_VALUE)
75:./Src/system_stm32l0xx.c **** #define HSI_VALUE ((uint32_t)16000000U) /*!< Value of the Internal oscillator in Hz*/
76:./Src/system_stm32l0xx.c **** #endif /* HSI_VALUE */
77:./Src/system_stm32l0xx.c ****
78:./Src/system_stm32l0xx.c ****
79:./Src/system_stm32l0xx.c **** /**
80:./Src/system_stm32l0xx.c **** * @}
81:./Src/system_stm32l0xx.c **** */
82:./Src/system_stm32l0xx.c ****
83:./Src/system_stm32l0xx.c **** /** @addtogroup STM32L0xx_System_Private_TypesDefinitions
84:./Src/system_stm32l0xx.c **** * @{
85:./Src/system_stm32l0xx.c **** */
86:./Src/system_stm32l0xx.c ****
87:./Src/system_stm32l0xx.c **** /**
88:./Src/system_stm32l0xx.c **** * @}
89:./Src/system_stm32l0xx.c **** */
90:./Src/system_stm32l0xx.c ****
ARM GAS /tmp/ccISlhEt.s page 3
91:./Src/system_stm32l0xx.c **** /** @addtogroup STM32L0xx_System_Private_Defines
92:./Src/system_stm32l0xx.c **** * @{
93:./Src/system_stm32l0xx.c **** */
94:./Src/system_stm32l0xx.c **** /************************* Miscellaneous Configuration ************************/
95:./Src/system_stm32l0xx.c ****
96:./Src/system_stm32l0xx.c **** /*!< Uncomment the following line if you need to relocate your vector Table in
97:./Src/system_stm32l0xx.c **** Internal SRAM. */
98:./Src/system_stm32l0xx.c **** /* #define VECT_TAB_SRAM */
99:./Src/system_stm32l0xx.c **** #define VECT_TAB_OFFSET 0x00U /*!< Vector Table base offset field.
100:./Src/system_stm32l0xx.c **** This value must be a multiple of 0x200. */
101:./Src/system_stm32l0xx.c **** /******************************************************************************/
102:./Src/system_stm32l0xx.c **** /**
103:./Src/system_stm32l0xx.c **** * @}
104:./Src/system_stm32l0xx.c **** */
105:./Src/system_stm32l0xx.c ****
106:./Src/system_stm32l0xx.c **** /** @addtogroup STM32L0xx_System_Private_Macros
107:./Src/system_stm32l0xx.c **** * @{
108:./Src/system_stm32l0xx.c **** */
109:./Src/system_stm32l0xx.c ****
110:./Src/system_stm32l0xx.c **** /**
111:./Src/system_stm32l0xx.c **** * @}
112:./Src/system_stm32l0xx.c **** */
113:./Src/system_stm32l0xx.c ****
114:./Src/system_stm32l0xx.c **** /** @addtogroup STM32L0xx_System_Private_Variables
115:./Src/system_stm32l0xx.c **** * @{
116:./Src/system_stm32l0xx.c **** */
117:./Src/system_stm32l0xx.c **** /* This variable is updated in three ways:
118:./Src/system_stm32l0xx.c **** 1) by calling CMSIS function SystemCoreClockUpdate()
119:./Src/system_stm32l0xx.c **** 2) by calling HAL API function HAL_RCC_GetHCLKFreq()
120:./Src/system_stm32l0xx.c **** 3) each time HAL_RCC_ClockConfig() is called to configure the system clock frequency
121:./Src/system_stm32l0xx.c **** Note: If you use this function to configure the system clock; then there
122:./Src/system_stm32l0xx.c **** is no need to call the 2 first functions listed above, since SystemCoreClock
123:./Src/system_stm32l0xx.c **** variable is updated automatically.
124:./Src/system_stm32l0xx.c **** */
125:./Src/system_stm32l0xx.c **** uint32_t SystemCoreClock = 2000000U;
126:./Src/system_stm32l0xx.c **** const uint8_t AHBPrescTable[16] = {0U, 0U, 0U, 0U, 0U, 0U, 0U, 0U, 1U, 2U, 3U, 4U, 6U, 7U, 8U, 9U
127:./Src/system_stm32l0xx.c **** const uint8_t APBPrescTable[8] = {0U, 0U, 0U, 0U, 1U, 2U, 3U, 4U};
128:./Src/system_stm32l0xx.c **** const uint8_t PLLMulTable[9] = {3U, 4U, 6U, 8U, 12U, 16U, 24U, 32U, 48U};
129:./Src/system_stm32l0xx.c ****
130:./Src/system_stm32l0xx.c **** /**
131:./Src/system_stm32l0xx.c **** * @}
132:./Src/system_stm32l0xx.c **** */
133:./Src/system_stm32l0xx.c ****
134:./Src/system_stm32l0xx.c **** /** @addtogroup STM32L0xx_System_Private_FunctionPrototypes
135:./Src/system_stm32l0xx.c **** * @{
136:./Src/system_stm32l0xx.c **** */
137:./Src/system_stm32l0xx.c ****
138:./Src/system_stm32l0xx.c **** /**
139:./Src/system_stm32l0xx.c **** * @}
140:./Src/system_stm32l0xx.c **** */
141:./Src/system_stm32l0xx.c ****
142:./Src/system_stm32l0xx.c **** /** @addtogroup STM32L0xx_System_Private_Functions
143:./Src/system_stm32l0xx.c **** * @{
144:./Src/system_stm32l0xx.c **** */
145:./Src/system_stm32l0xx.c ****
146:./Src/system_stm32l0xx.c **** /**
147:./Src/system_stm32l0xx.c **** * @brief Setup the microcontroller system.
ARM GAS /tmp/ccISlhEt.s page 4
148:./Src/system_stm32l0xx.c **** * @param None
149:./Src/system_stm32l0xx.c **** * @retval None
150:./Src/system_stm32l0xx.c **** */
151:./Src/system_stm32l0xx.c **** void SystemInit (void)
152:./Src/system_stm32l0xx.c **** {
26 .loc 1 152 0
27 .cfi_startproc
28 @ args = 0, pretend = 0, frame = 0
29 @ frame_needed = 0, uses_anonymous_args = 0
30 @ link register save eliminated.
153:./Src/system_stm32l0xx.c **** /*!< Set MSION bit */
154:./Src/system_stm32l0xx.c **** RCC->CR |= (uint32_t)0x00000100U;
31 .loc 1 154 0
32 0000 104B ldr r3, .L2
33 0002 1968 ldr r1, [r3]
34 0004 8022 movs r2, #128
35 0006 5200 lsls r2, r2, #1
36 0008 0A43 orrs r2, r1
37 000a 1A60 str r2, [r3]
155:./Src/system_stm32l0xx.c ****
156:./Src/system_stm32l0xx.c **** /*!< Reset SW[1:0], HPRE[3:0], PPRE1[2:0], PPRE2[2:0], MCOSEL[2:0] and MCOPRE[2:0] bits */
157:./Src/system_stm32l0xx.c **** RCC->CFGR &= (uint32_t) 0x88FF400CU;
38 .loc 1 157 0
39 000c DA68 ldr r2, [r3, #12]
40 000e 0E49 ldr r1, .L2+4
41 0010 0A40 ands r2, r1
42 0012 DA60 str r2, [r3, #12]
158:./Src/system_stm32l0xx.c ****
159:./Src/system_stm32l0xx.c **** /*!< Reset HSION, HSIDIVEN, HSEON, CSSON and PLLON bits */
160:./Src/system_stm32l0xx.c **** RCC->CR &= (uint32_t)0xFEF6FFF6U;
43 .loc 1 160 0
44 0014 1A68 ldr r2, [r3]
45 0016 0D49 ldr r1, .L2+8
46 0018 0A40 ands r2, r1
47 001a 1A60 str r2, [r3]
161:./Src/system_stm32l0xx.c ****
162:./Src/system_stm32l0xx.c **** /*!< Reset HSI48ON bit */
163:./Src/system_stm32l0xx.c **** RCC->CRRCR &= (uint32_t)0xFFFFFFFEU;
48 .loc 1 163 0
49 001c 9A68 ldr r2, [r3, #8]
50 001e 0121 movs r1, #1
51 0020 8A43 bics r2, r1
52 0022 9A60 str r2, [r3, #8]
164:./Src/system_stm32l0xx.c ****
165:./Src/system_stm32l0xx.c **** /*!< Reset HSEBYP bit */
166:./Src/system_stm32l0xx.c **** RCC->CR &= (uint32_t)0xFFFBFFFFU;
53 .loc 1 166 0
54 0024 1A68 ldr r2, [r3]
55 0026 0A49 ldr r1, .L2+12
56 0028 0A40 ands r2, r1
57 002a 1A60 str r2, [r3]
167:./Src/system_stm32l0xx.c ****
168:./Src/system_stm32l0xx.c **** /*!< Reset PLLSRC, PLLMUL[3:0] and PLLDIV[1:0] bits */
169:./Src/system_stm32l0xx.c **** RCC->CFGR &= (uint32_t)0xFF02FFFFU;
58 .loc 1 169 0
59 002c DA68 ldr r2, [r3, #12]
60 002e 0949 ldr r1, .L2+16
ARM GAS /tmp/ccISlhEt.s page 5
61 0030 0A40 ands r2, r1
62 0032 DA60 str r2, [r3, #12]
170:./Src/system_stm32l0xx.c ****
171:./Src/system_stm32l0xx.c **** /*!< Disable all interrupts */
172:./Src/system_stm32l0xx.c **** RCC->CIER = 0x00000000U;
63 .loc 1 172 0
64 0034 0022 movs r2, #0
65 0036 1A61 str r2, [r3, #16]
173:./Src/system_stm32l0xx.c ****
174:./Src/system_stm32l0xx.c **** /* Configure the Vector Table location add offset address ------------------*/
175:./Src/system_stm32l0xx.c **** #ifdef VECT_TAB_SRAM
176:./Src/system_stm32l0xx.c **** SCB->VTOR = SRAM_BASE | VECT_TAB_OFFSET; /* Vector Table Relocation in Internal SRAM */
177:./Src/system_stm32l0xx.c **** #else
178:./Src/system_stm32l0xx.c **** SCB->VTOR = FLASH_BASE | VECT_TAB_OFFSET; /* Vector Table Relocation in Internal FLASH */
66 .loc 1 178 0
67 0038 074B ldr r3, .L2+20
68 003a 8022 movs r2, #128
69 003c 1205 lsls r2, r2, #20
70 003e 9A60 str r2, [r3, #8]
179:./Src/system_stm32l0xx.c **** #endif
180:./Src/system_stm32l0xx.c **** }
71 .loc 1 180 0
72 @ sp needed
73 0040 7047 bx lr
74 .L3:
75 0042 C046 .align 2
76 .L2:
77 0044 00100240 .word 1073876992
78 0048 0C40FF88 .word -1996537844
79 004c F6FFF6FE .word -17367050
80 0050 FFFFFBFF .word -262145
81 0054 FFFF02FF .word -16580609
82 0058 00ED00E0 .word -536810240
83 .cfi_endproc
84 .LFE39:
86 .global __aeabi_uidiv
87 .section .text.SystemCoreClockUpdate,"ax",%progbits
88 .align 1
89 .global SystemCoreClockUpdate
90 .syntax unified
91 .code 16
92 .thumb_func
93 .fpu softvfp
95 SystemCoreClockUpdate:
96 .LFB40:
181:./Src/system_stm32l0xx.c ****
182:./Src/system_stm32l0xx.c **** /**
183:./Src/system_stm32l0xx.c **** * @brief Update SystemCoreClock according to Clock Register Values
184:./Src/system_stm32l0xx.c **** * The SystemCoreClock variable contains the core clock (HCLK), it can
185:./Src/system_stm32l0xx.c **** * be used by the user application to setup the SysTick timer or configure
186:./Src/system_stm32l0xx.c **** * other parameters.
187:./Src/system_stm32l0xx.c **** *
188:./Src/system_stm32l0xx.c **** * @note Each time the core clock (HCLK) changes, this function must be called
189:./Src/system_stm32l0xx.c **** * to update SystemCoreClock variable value. Otherwise, any configuration
190:./Src/system_stm32l0xx.c **** * based on this variable will be incorrect.
191:./Src/system_stm32l0xx.c **** *
192:./Src/system_stm32l0xx.c **** * @note - The system frequency computed by this function is not the real
ARM GAS /tmp/ccISlhEt.s page 6
193:./Src/system_stm32l0xx.c **** * frequency in the chip. It is calculated based on the predefined
194:./Src/system_stm32l0xx.c **** * constant and the selected clock source:
195:./Src/system_stm32l0xx.c **** *
196:./Src/system_stm32l0xx.c **** * - If SYSCLK source is MSI, SystemCoreClock will contain the MSI
197:./Src/system_stm32l0xx.c **** * value as defined by the MSI range.
198:./Src/system_stm32l0xx.c **** *
199:./Src/system_stm32l0xx.c **** * - If SYSCLK source is HSI, SystemCoreClock will contain the HSI_VALUE(*)
200:./Src/system_stm32l0xx.c **** *
201:./Src/system_stm32l0xx.c **** * - If SYSCLK source is HSE, SystemCoreClock will contain the HSE_VALUE(**)
202:./Src/system_stm32l0xx.c **** *
203:./Src/system_stm32l0xx.c **** * - If SYSCLK source is PLL, SystemCoreClock will contain the HSE_VALUE(**)
204:./Src/system_stm32l0xx.c **** * or HSI_VALUE(*) multiplied/divided by the PLL factors.
205:./Src/system_stm32l0xx.c **** *
206:./Src/system_stm32l0xx.c **** * (*) HSI_VALUE is a constant defined in stm32l0xx_hal.h file (default value
207:./Src/system_stm32l0xx.c **** * 16 MHz) but the real value may vary depending on the variations
208:./Src/system_stm32l0xx.c **** * in voltage and temperature.
209:./Src/system_stm32l0xx.c **** *
210:./Src/system_stm32l0xx.c **** * (**) HSE_VALUE is a constant defined in stm32l0xx_hal.h file (default value
211:./Src/system_stm32l0xx.c **** * 8 MHz), user has to ensure that HSE_VALUE is same as the real
212:./Src/system_stm32l0xx.c **** * frequency of the crystal used. Otherwise, this function may
213:./Src/system_stm32l0xx.c **** * have wrong result.
214:./Src/system_stm32l0xx.c **** *
215:./Src/system_stm32l0xx.c **** * - The result of this function could be not correct when using fractional
216:./Src/system_stm32l0xx.c **** * value for HSE crystal.
217:./Src/system_stm32l0xx.c **** * @param None
218:./Src/system_stm32l0xx.c **** * @retval None
219:./Src/system_stm32l0xx.c **** */
220:./Src/system_stm32l0xx.c **** void SystemCoreClockUpdate (void)
221:./Src/system_stm32l0xx.c **** {
97 .loc 1 221 0
98 .cfi_startproc
99 @ args = 0, pretend = 0, frame = 0
100 @ frame_needed = 0, uses_anonymous_args = 0
101 0000 10B5 push {r4, lr}
102 .LCFI0:
103 .cfi_def_cfa_offset 8
104 .cfi_offset 4, -8
105 .cfi_offset 14, -4
106 .LVL0:
222:./Src/system_stm32l0xx.c **** uint32_t tmp = 0U, pllmul = 0U, plldiv = 0U, pllsource = 0U, msirange = 0U;
223:./Src/system_stm32l0xx.c ****
224:./Src/system_stm32l0xx.c **** /* Get SYSCLK source -------------------------------------------------------*/
225:./Src/system_stm32l0xx.c **** tmp = RCC->CFGR & RCC_CFGR_SWS;
107 .loc 1 225 0
108 0002 304B ldr r3, .L14
109 0004 DA68 ldr r2, [r3, #12]
110 0006 0C23 movs r3, #12
111 0008 1340 ands r3, r2
112 .LVL1:
226:./Src/system_stm32l0xx.c ****
227:./Src/system_stm32l0xx.c **** switch (tmp)
113 .loc 1 227 0
114 000a 042B cmp r3, #4
115 000c 39D0 beq .L6
116 000e 1ED9 bls .L13
117 0010 082B cmp r3, #8
118 0012 3AD0 beq .L9
ARM GAS /tmp/ccISlhEt.s page 7
119 0014 0C2B cmp r3, #12
120 0016 48D1 bne .L5
228:./Src/system_stm32l0xx.c **** {
229:./Src/system_stm32l0xx.c **** case 0x00U: /* MSI used as system clock */
230:./Src/system_stm32l0xx.c **** msirange = (RCC->ICSCR & RCC_ICSCR_MSIRANGE) >> 13U;
231:./Src/system_stm32l0xx.c **** SystemCoreClock = (32768U * (1U << (msirange + 1U)));
232:./Src/system_stm32l0xx.c **** break;
233:./Src/system_stm32l0xx.c **** case 0x04U: /* HSI used as system clock */
234:./Src/system_stm32l0xx.c **** SystemCoreClock = HSI_VALUE;
235:./Src/system_stm32l0xx.c **** break;
236:./Src/system_stm32l0xx.c **** case 0x08U: /* HSE used as system clock */
237:./Src/system_stm32l0xx.c **** SystemCoreClock = HSE_VALUE;
238:./Src/system_stm32l0xx.c **** break;
239:./Src/system_stm32l0xx.c **** case 0x0CU: /* PLL used as system clock */
240:./Src/system_stm32l0xx.c **** /* Get PLL clock source and multiplication factor ----------------------*/
241:./Src/system_stm32l0xx.c **** pllmul = RCC->CFGR & RCC_CFGR_PLLMUL;
121 .loc 1 241 0
122 0018 2A4A ldr r2, .L14
123 001a D068 ldr r0, [r2, #12]
124 .LVL2:
242:./Src/system_stm32l0xx.c **** plldiv = RCC->CFGR & RCC_CFGR_PLLDIV;
125 .loc 1 242 0
126 001c D168 ldr r1, [r2, #12]
127 .LVL3:
243:./Src/system_stm32l0xx.c **** pllmul = PLLMulTable[(pllmul >> 18U)];
128 .loc 1 243 0
129 001e 800C lsrs r0, r0, #18
130 .LVL4:
131 0020 0F23 movs r3, #15
132 .LVL5:
133 0022 0340 ands r3, r0
134 0024 2848 ldr r0, .L14+4
135 0026 C05C ldrb r0, [r0, r3]
136 .LVL6:
244:./Src/system_stm32l0xx.c **** plldiv = (plldiv >> 22U) + 1U;
137 .loc 1 244 0
138 0028 8B0D lsrs r3, r1, #22
139 002a 0321 movs r1, #3
140 .LVL7:
141 002c 1940 ands r1, r3
142 002e 0131 adds r1, r1, #1
143 .LVL8:
245:./Src/system_stm32l0xx.c ****
246:./Src/system_stm32l0xx.c **** pllsource = RCC->CFGR & RCC_CFGR_PLLSRC;
144 .loc 1 246 0
145 0030 D368 ldr r3, [r2, #12]
146 .LVL9:
247:./Src/system_stm32l0xx.c ****
248:./Src/system_stm32l0xx.c **** if (pllsource == 0x00U)
147 .loc 1 248 0
148 0032 DB03 lsls r3, r3, #15
149 0034 2DD4 bmi .L12
150 .LVL10:
249:./Src/system_stm32l0xx.c **** {
250:./Src/system_stm32l0xx.c **** /* HSI oscillator clock selected as PLL clock entry */
251:./Src/system_stm32l0xx.c **** SystemCoreClock = (((HSI_VALUE) * pllmul) / plldiv);
151 .loc 1 251 0
ARM GAS /tmp/ccISlhEt.s page 8
152 0036 4301 lsls r3, r0, #5
153 0038 1B1A subs r3, r3, r0
154 003a 9A01 lsls r2, r3, #6
155 003c D31A subs r3, r2, r3
156 003e DB00 lsls r3, r3, #3
157 0040 1B18 adds r3, r3, r0
158 0042 9802 lsls r0, r3, #10
159 .LVL11:
160 0044 FFF7FEFF bl __aeabi_uidiv
161 .LVL12:
162 0048 204B ldr r3, .L14+8
163 004a 1860 str r0, [r3]
164 004c 0DE0 b .L11
165 .LVL13:
166 .L13:
227:./Src/system_stm32l0xx.c **** {
167 .loc 1 227 0
168 004e 002B cmp r3, #0
169 0050 2BD1 bne .L5
230:./Src/system_stm32l0xx.c **** SystemCoreClock = (32768U * (1U << (msirange + 1U)));
170 .loc 1 230 0
171 0052 1C4B ldr r3, .L14
172 .LVL14:
173 0054 5A68 ldr r2, [r3, #4]
174 .LVL15:
175 0056 520B lsrs r2, r2, #13
176 0058 0723 movs r3, #7
177 005a 1340 ands r3, r2
178 .LVL16:
231:./Src/system_stm32l0xx.c **** break;
179 .loc 1 231 0
180 005c 0133 adds r3, r3, #1
181 .LVL17:
182 005e 8022 movs r2, #128
183 0060 1202 lsls r2, r2, #8
184 0062 9A40 lsls r2, r2, r3
185 0064 1300 movs r3, r2
186 .LVL18:
187 0066 194A ldr r2, .L14+8
188 0068 1360 str r3, [r2]
189 .LVL19:
190 .L11:
252:./Src/system_stm32l0xx.c **** }
253:./Src/system_stm32l0xx.c **** else
254:./Src/system_stm32l0xx.c **** {
255:./Src/system_stm32l0xx.c **** /* HSE selected as PLL clock entry */
256:./Src/system_stm32l0xx.c **** SystemCoreClock = (((HSE_VALUE) * pllmul) / plldiv);
257:./Src/system_stm32l0xx.c **** }
258:./Src/system_stm32l0xx.c **** break;
259:./Src/system_stm32l0xx.c **** default: /* MSI used as system clock */
260:./Src/system_stm32l0xx.c **** msirange = (RCC->ICSCR & RCC_ICSCR_MSIRANGE) >> 13U;
261:./Src/system_stm32l0xx.c **** SystemCoreClock = (32768U * (1U << (msirange + 1U)));
262:./Src/system_stm32l0xx.c **** break;
263:./Src/system_stm32l0xx.c **** }
264:./Src/system_stm32l0xx.c **** /* Compute HCLK clock frequency --------------------------------------------*/
265:./Src/system_stm32l0xx.c **** /* Get HCLK prescaler */
266:./Src/system_stm32l0xx.c **** tmp = AHBPrescTable[((RCC->CFGR & RCC_CFGR_HPRE) >> 4U)];
ARM GAS /tmp/ccISlhEt.s page 9
191 .loc 1 266 0
192 006a 164B ldr r3, .L14
193 006c DA68 ldr r2, [r3, #12]
194 006e 1209 lsrs r2, r2, #4
195 0070 0F23 movs r3, #15
196 0072 1340 ands r3, r2
197 0074 164A ldr r2, .L14+12
198 0076 D35C ldrb r3, [r2, r3]
199 .LVL20:
267:./Src/system_stm32l0xx.c **** /* HCLK clock frequency */
268:./Src/system_stm32l0xx.c **** SystemCoreClock >>= tmp;
200 .loc 1 268 0
201 0078 144A ldr r2, .L14+8
202 007a 1168 ldr r1, [r2]
203 007c D940 lsrs r1, r1, r3
204 007e 1160 str r1, [r2]
269:./Src/system_stm32l0xx.c **** }
205 .loc 1 269 0
206 @ sp needed
207 0080 10BD pop {r4, pc}
208 .LVL21:
209 .L6:
234:./Src/system_stm32l0xx.c **** break;
210 .loc 1 234 0
211 0082 124B ldr r3, .L14+8
212 .LVL22:
213 0084 134A ldr r2, .L14+16
214 .LVL23:
215 0086 1A60 str r2, [r3]
235:./Src/system_stm32l0xx.c **** case 0x08U: /* HSE used as system clock */
216 .loc 1 235 0
217 0088 EFE7 b .L11
218 .LVL24:
219 .L9:
237:./Src/system_stm32l0xx.c **** break;
220 .loc 1 237 0
221 008a 104B ldr r3, .L14+8
222 .LVL25:
223 008c 124A ldr r2, .L14+20
224 .LVL26:
225 008e 1A60 str r2, [r3]
238:./Src/system_stm32l0xx.c **** case 0x0CU: /* PLL used as system clock */
226 .loc 1 238 0
227 0090 EBE7 b .L11
228 .LVL27:
229 .L12:
256:./Src/system_stm32l0xx.c **** }
230 .loc 1 256 0
231 0092 4201 lsls r2, r0, #5
232 0094 121A subs r2, r2, r0
233 0096 9301 lsls r3, r2, #6
234 0098 9B1A subs r3, r3, r2
235 009a DB00 lsls r3, r3, #3
236 009c 1B18 adds r3, r3, r0
237 009e 5802 lsls r0, r3, #9
238 .LVL28:
239 00a0 FFF7FEFF bl __aeabi_uidiv
ARM GAS /tmp/ccISlhEt.s page 10
240 .LVL29:
241 00a4 094B ldr r3, .L14+8
242 00a6 1860 str r0, [r3]
243 00a8 DFE7 b .L11
244 .LVL30:
245 .L5:
260:./Src/system_stm32l0xx.c **** SystemCoreClock = (32768U * (1U << (msirange + 1U)));
246 .loc 1 260 0
247 00aa 064B ldr r3, .L14
248 .LVL31:
249 00ac 5A68 ldr r2, [r3, #4]
250 .LVL32:
251 00ae 520B lsrs r2, r2, #13
252 00b0 0723 movs r3, #7
253 00b2 1340 ands r3, r2
254 .LVL33:
261:./Src/system_stm32l0xx.c **** break;
255 .loc 1 261 0
256 00b4 0133 adds r3, r3, #1
257 .LVL34:
258 00b6 8022 movs r2, #128
259 00b8 1202 lsls r2, r2, #8
260 00ba 9A40 lsls r2, r2, r3
261 00bc 1300 movs r3, r2
262 .LVL35:
263 00be 034A ldr r2, .L14+8
264 00c0 1360 str r3, [r2]
262:./Src/system_stm32l0xx.c **** }
265 .loc 1 262 0
266 00c2 D2E7 b .L11
267 .L15:
268 .align 2
269 .L14:
270 00c4 00100240 .word 1073876992
271 00c8 00000000 .word .LANCHOR1
272 00cc 00000000 .word .LANCHOR0
273 00d0 00000000 .word .LANCHOR2
274 00d4 0024F400 .word 16000000
275 00d8 00127A00 .word 8000000
276 .cfi_endproc
277 .LFE40:
279 .global PLLMulTable
280 .global APBPrescTable
281 .global AHBPrescTable
282 .global SystemCoreClock
283 .section .data.SystemCoreClock,"aw",%progbits
284 .align 2
285 .set .LANCHOR0,. + 0
288 SystemCoreClock:
289 0000 80841E00 .word 2000000
290 .section .rodata.AHBPrescTable,"a",%progbits
291 .align 2
292 .set .LANCHOR2,. + 0
295 AHBPrescTable:
296 0000 00 .byte 0
297 0001 00 .byte 0
298 0002 00 .byte 0
ARM GAS /tmp/ccISlhEt.s page 11
299 0003 00 .byte 0
300 0004 00 .byte 0
301 0005 00 .byte 0
302 0006 00 .byte 0
303 0007 00 .byte 0
304 0008 01 .byte 1
305 0009 02 .byte 2
306 000a 03 .byte 3
307 000b 04 .byte 4
308 000c 06 .byte 6
309 000d 07 .byte 7
310 000e 08 .byte 8
311 000f 09 .byte 9
312 .section .rodata.APBPrescTable,"a",%progbits
313 .align 2
316 APBPrescTable:
317 0000 00 .byte 0
318 0001 00 .byte 0
319 0002 00 .byte 0
320 0003 00 .byte 0
321 0004 01 .byte 1
322 0005 02 .byte 2
323 0006 03 .byte 3
324 0007 04 .byte 4
325 .section .rodata.PLLMulTable,"a",%progbits
326 .align 2
327 .set .LANCHOR1,. + 0
330 PLLMulTable:
331 0000 03 .byte 3
332 0001 04 .byte 4
333 0002 06 .byte 6
334 0003 08 .byte 8
335 0004 0C .byte 12
336 0005 10 .byte 16
337 0006 18 .byte 24
338 0007 20 .byte 32
339 0008 30 .byte 48
340 .text
341 .Letext0:
342 .file 2 "/usr/arm-none-eabi/include/machine/_default_types.h"
343 .file 3 "/usr/arm-none-eabi/include/sys/_stdint.h"
344 .file 4 "Drivers/CMSIS/Include/core_cm0plus.h"
345 .file 5 "Drivers/CMSIS/Device/ST/STM32L0xx/Include/system_stm32l0xx.h"
346 .file 6 "Drivers/CMSIS/Device/ST/STM32L0xx/Include/stm32l073xx.h"
347 .file 7 "/usr/arm-none-eabi/include/sys/lock.h"
348 .file 8 "/usr/arm-none-eabi/include/sys/_types.h"
349 .file 9 "/usr/lib/gcc/arm-none-eabi/7.2.0/include/stddef.h"
350 .file 10 "/usr/arm-none-eabi/include/sys/reent.h"
ARM GAS /tmp/ccISlhEt.s page 12
DEFINED SYMBOLS
*ABS*:0000000000000000 system_stm32l0xx.c
/tmp/ccISlhEt.s:16 .text.SystemInit:0000000000000000 $t
/tmp/ccISlhEt.s:23 .text.SystemInit:0000000000000000 SystemInit
/tmp/ccISlhEt.s:77 .text.SystemInit:0000000000000044 $d
/tmp/ccISlhEt.s:88 .text.SystemCoreClockUpdate:0000000000000000 $t
/tmp/ccISlhEt.s:95 .text.SystemCoreClockUpdate:0000000000000000 SystemCoreClockUpdate
/tmp/ccISlhEt.s:270 .text.SystemCoreClockUpdate:00000000000000c4 $d
/tmp/ccISlhEt.s:330 .rodata.PLLMulTable:0000000000000000 PLLMulTable
/tmp/ccISlhEt.s:316 .rodata.APBPrescTable:0000000000000000 APBPrescTable
/tmp/ccISlhEt.s:295 .rodata.AHBPrescTable:0000000000000000 AHBPrescTable
/tmp/ccISlhEt.s:288 .data.SystemCoreClock:0000000000000000 SystemCoreClock
/tmp/ccISlhEt.s:284 .data.SystemCoreClock:0000000000000000 $d
/tmp/ccISlhEt.s:291 .rodata.AHBPrescTable:0000000000000000 $d
/tmp/ccISlhEt.s:313 .rodata.APBPrescTable:0000000000000000 $d
/tmp/ccISlhEt.s:326 .rodata.PLLMulTable:0000000000000000 $d
.debug_frame:0000000000000010 $d
UNDEFINED SYMBOLS
__aeabi_uidiv