-
Notifications
You must be signed in to change notification settings - Fork 1
/
Copy pathstartup.S
198 lines (184 loc) · 6.91 KB
/
startup.S
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
/*
* startup.S
*
* Created on: 7.1.2017
* Based on work of: freddiechopin.info
* Author: korgeaux
*/
.text
.balign 2
.syntax unified
.thumb
.thumb_func
.global Reset_Handler
Reset_Handler:
ldr r0, =__stack_end
msr MSP, r0
ldr r1, =__data_init_start
ldr r2, =__data_start
ldr r3, =__data_end
b 2f
1: ldmia r1!, {r0}
stmia r2!, {r0}
2: cmp r2, r3
bne 1b
movs r0, #0
ldr r1, =__bss_start
ldr r2, =__bss_end
b 2f
1: stmia r1!, {r0}
2: cmp r1, r2
bne 1b
ldr r0, =SystemInit
blx r0
ldr r0, =main
blx r0
b .
.text
.balign 2
.syntax unified
.thumb
.thumb_func
.global __SystemInit
__SystemInit:
bx lr
.weak SystemInit
.global SystemInit
.set SystemInit, __SystemInit
.text
.balign 2
.syntax unified
.thumb
.thumb_func
.global __Default_Handler
__Default_Handler:
b .
.weak Default_Handler
.global Default_Handler
.set Default_Handler, __Default_Handler
.section .vectors, "a", %progbits
.type Vector_Table, %object
.global Vector_Table
Vector_Table:
.word __stack_end
.word Reset_Handler
.word NMI_Handler
.word HardFault_Handler
.word 0
.word 0
.word 0
.word 0
.word 0
.word 0
.word 0
.word SVC_Handler
.word 0
.word 0
.word PendSV_Handler
.word SysTick_Handler
.word WWDG_IRQHandler /* Window WatchDog */
.word PVD_VDDIO2_IRQHandler /* PVD and VDDIO2 through EXTI Line detect */
.word RTC_IRQHandler /* RTC through the EXTI line */
.word FLASH_IRQHandler /* FLASH */
.word RCC_CRS_IRQHandler /* RCC and CRS */
.word EXTI0_1_IRQHandler /* EXTI Line 0 and 1 */
.word EXTI2_3_IRQHandler /* EXTI Line 2 and 3 */
.word EXTI4_15_IRQHandler /* EXTI Line 4 to 15 */
.word TSC_IRQHandler /* TSC */
.word DMA1_Channel1_IRQHandler /* DMA1 Channel 1 */
.word DMA1_Channel2_3_IRQHandler /* DMA1 Channel 2 and Channel 3 */
.word DMA1_Channel4_5_6_7_IRQHandler /* DMA1 Channel 4, Channel 5, Channel 6 and Channel 7*/
.word ADC1_COMP_IRQHandler /* ADC1, COMP1 and COMP2 */
.word TIM1_BRK_UP_TRG_COM_IRQHandler /* TIM1 Break, Update, Trigger and Commutation */
.word TIM1_CC_IRQHandler /* TIM1 Capture Compare */
.word TIM2_IRQHandler /* TIM2 */
.word TIM3_IRQHandler /* TIM3 */
.word TIM6_DAC_IRQHandler /* TIM6 and DAC */
.word TIM7_IRQHandler /* TIM7 */
.word TIM14_IRQHandler /* TIM14 */
.word TIM15_IRQHandler /* TIM15 */
.word TIM16_IRQHandler /* TIM16 */
.word TIM17_IRQHandler /* TIM17 */
.word I2C1_IRQHandler /* I2C1 */
.word I2C2_IRQHandler /* I2C2 */
.word SPI1_IRQHandler /* SPI1 */
.word SPI2_IRQHandler /* SPI2 */
.word USART1_IRQHandler /* USART1 */
.word USART2_IRQHandler /* USART2 */
.word USART3_4_IRQHandler /* USART3 and USART4 */
.word CEC_CAN_IRQHandler /* CEC and CAN */
.word USB_IRQHandler /* USB */
.weak NMI_Handler
.thumb_set NMI_Handler,Default_Handler
.weak HardFault_Handler
.thumb_set HardFault_Handler,Default_Handler
.weak SVC_Handler
.thumb_set SVC_Handler,Default_Handler
.weak PendSV_Handler
.thumb_set PendSV_Handler,Default_Handler
.weak SysTick_Handler
.thumb_set SysTick_Handler,Default_Handler
.weak WWDG_IRQHandler
.thumb_set WWDG_IRQHandler,Default_Handler
.weak PVD_VDDIO2_IRQHandler
.thumb_set PVD_VDDIO2_IRQHandler,Default_Handler
.weak RTC_IRQHandler
.thumb_set RTC_IRQHandler,Default_Handler
.weak FLASH_IRQHandler
.thumb_set FLASH_IRQHandler,Default_Handler
.weak RCC_CRS_IRQHandler
.thumb_set RCC_CRS_IRQHandler,Default_Handler
.weak EXTI0_1_IRQHandler
.thumb_set EXTI0_1_IRQHandler,Default_Handler
.weak EXTI2_3_IRQHandler
.thumb_set EXTI2_3_IRQHandler,Default_Handler
.weak EXTI4_15_IRQHandler
.thumb_set EXTI4_15_IRQHandler,Default_Handler
.weak TSC_IRQHandler
.thumb_set TSC_IRQHandler,Default_Handler
.weak DMA1_Channel1_IRQHandler
.thumb_set DMA1_Channel1_IRQHandler,Default_Handler
.weak DMA1_Channel2_3_IRQHandler
.thumb_set DMA1_Channel2_3_IRQHandler,Default_Handler
.weak DMA1_Channel4_5_6_7_IRQHandler
.thumb_set DMA1_Channel4_5_6_7_IRQHandler,Default_Handler
.weak ADC1_COMP_IRQHandler
.thumb_set ADC1_COMP_IRQHandler,Default_Handler
.weak TIM1_BRK_UP_TRG_COM_IRQHandler
.thumb_set TIM1_BRK_UP_TRG_COM_IRQHandler,Default_Handler
.weak TIM1_CC_IRQHandler
.thumb_set TIM1_CC_IRQHandler,Default_Handler
.weak TIM2_IRQHandler
.thumb_set TIM2_IRQHandler,Default_Handler
.weak TIM3_IRQHandler
.thumb_set TIM3_IRQHandler,Default_Handler
.weak TIM6_DAC_IRQHandler
.thumb_set TIM6_DAC_IRQHandler,Default_Handler
.weak TIM7_IRQHandler
.thumb_set TIM7_IRQHandler,Default_Handler
.weak TIM14_IRQHandler
.thumb_set TIM14_IRQHandler,Default_Handler
.weak TIM15_IRQHandler
.thumb_set TIM15_IRQHandler,Default_Handler
.weak TIM16_IRQHandler
.thumb_set TIM16_IRQHandler,Default_Handler
.weak TIM17_IRQHandler
.thumb_set TIM17_IRQHandler,Default_Handler
.weak I2C1_IRQHandler
.thumb_set I2C1_IRQHandler,Default_Handler
.weak I2C2_IRQHandler
.thumb_set I2C2_IRQHandler,Default_Handler
.weak SPI1_IRQHandler
.thumb_set SPI1_IRQHandler,Default_Handler
.weak SPI2_IRQHandler
.thumb_set SPI2_IRQHandler,Default_Handler
.weak USART1_IRQHandler
.thumb_set USART1_IRQHandler,Default_Handler
.weak USART2_IRQHandler
.thumb_set USART2_IRQHandler,Default_Handler
.weak USART3_4_IRQHandler
.thumb_set USART3_4_IRQHandler,Default_Handler
.weak CEC_CAN_IRQHandler
.thumb_set CEC_CAN_IRQHandler,Default_Handler
.weak USB_IRQHandler
.thumb_set USB_IRQHandler,Default_Handler