1;/*!
2; * @file       startup_apm32f070.s
3; *
4; * @brief      CMSIS Cortex-M0 PLUS based Core Device Startup File for Device startup_apm32f070
5; *
6; * @version    V1.0.2
7; *
8; * @date       2022-02-21
9; *
10; * @attention
11; *
12; *  Copyright (C) 2020-2022 Geehy Semiconductor
13; *
14; *  You may not use this file except in compliance with the
15; *  GEEHY COPYRIGHT NOTICE (GEEHY SOFTWARE PACKAGE LICENSE).
16; *
17; *  The program is only for reference, which is distributed in the hope
18; *  that it will be useful and instructional for customers to develop
19; *  their software. Unless required by applicable law or agreed to in
20; *  writing, the program is distributed on an "AS IS" BASIS, WITHOUT
21; *  ANY WARRANTY OR CONDITIONS OF ANY KIND, either express or implied.
22; *  See the GEEHY SOFTWARE PACKAGE LICENSE for the governing permissions
23; *  and limitations under the License.
24; */
25
26; <h> Stack Configuration
27;  <o> Stack Size (in Bytes) <0x0-0xFFFFFFFF:8>
28; </h>
29
30Stack_Size      EQU     0x00000400
31
32                AREA    STACK, NOINIT, READWRITE, ALIGN=3
33Stack_Mem       SPACE   Stack_Size
34__initial_sp
35
36
37; <h> Heap Configuration
38;   <o>  Heap Size (in Bytes) <0x0-0xFFFFFFFF:8>
39; </h>
40
41Heap_Size       EQU     0x00000200
42
43                AREA    HEAP, NOINIT, READWRITE, ALIGN=3
44__heap_base
45Heap_Mem        SPACE   Heap_Size
46__heap_limit
47
48                PRESERVE8
49                THUMB
50
51
52; Vector Table Mapped to Address 0 at Reset
53                AREA    RESET, DATA, READONLY
54                EXPORT  __Vectors
55                EXPORT  __Vectors_End
56                EXPORT  __Vectors_Size
57
58__Vectors       DCD     __initial_sp                   ; Top of Stack
59                DCD     Reset_Handler                  ; Reset Handler
60                DCD     NMI_Handler                    ; NMI Handler
61                DCD     HardFault_Handler              ; Hard Fault Handler
62                DCD     0                              ; Reserved
63                DCD     0                              ; Reserved
64                DCD     0                              ; Reserved
65                DCD     0                              ; Reserved
66                DCD     0                              ; Reserved
67                DCD     0                              ; Reserved
68                DCD     0                              ; Reserved
69                DCD     SVC_Handler                    ; SVCall Handler
70                DCD     0                              ; Reserved
71                DCD     0                              ; Reserved
72                DCD     PendSV_Handler                 ; PendSV Handler
73                DCD     SysTick_Handler                ; SysTick Handler
74
75                ; External Interrupts
76                DCD     WWDT_IRQHandler                ; Window Watchdog
77                DCD     0                              ; Reserved
78                DCD     RTC_IRQHandler                 ; RTC through EINT Line
79                DCD     FLASH_IRQHandler               ; FLASH
80                DCD     RCM_IRQHandler                 ; RCM
81                DCD     EINT0_1_IRQHandler             ; EINT Line 0 and 1
82                DCD     EINT2_3_IRQHandler             ; EINT Line 2 and 3
83                DCD     EINT4_15_IRQHandler            ; EINT Line 4 to 15
84                DCD     0                              ; Reserved
85                DCD     DMA1_CH1_IRQHandler            ; DMA1 Channel 1
86                DCD     DMA1_CH2_3_IRQHandler          ; DMA1 Channel 2 and Channel 3
87                DCD     DMA1_CH4_5_IRQHandler          ; DMA1 Channel 4, Channel 5
88                DCD     ADC1_IRQHandler                ; ADC1
89                DCD     TMR1_BRK_UP_TRG_COM_IRQHandler ; TMR1 Break, Update, Trigger and Commutation
90                DCD     TMR1_CC_IRQHandler             ; TMR1 Capture Compare
91                DCD     0                              ; Reserved
92                DCD     TMR3_IRQHandler                ; TMR3
93                DCD     TMR6_IRQHandler                ; TMR6
94                DCD     TMR7_IRQHandler                ; TMR7
95                DCD     TMR14_IRQHandler               ; TMR14
96                DCD     TMR15_IRQHandler               ; TMR15
97                DCD     TMR16_IRQHandler               ; TMR16
98                DCD     TMR17_IRQHandler               ; TMR17
99                DCD     I2C1_IRQHandler                ; I2C1
100                DCD     I2C2_IRQHandler                ; I2C2
101                DCD     SPI1_IRQHandler                ; SPI1
102                DCD     SPI2_IRQHandler                ; SPI2
103                DCD     USART1_IRQHandler              ; USART1
104                DCD     USART2_IRQHandler              ; USART2
105                DCD     USART3_4_IRQHandler            ; USART3 and USART4
106                DCD     0                              ; Reserved
107                DCD     USBD_IRQHandler                ; USB
108
109__Vectors_End
110
111__Vectors_Size  EQU  __Vectors_End - __Vectors
112
113                AREA    |.text|, CODE, READONLY
114
115; Reset handler routine
116Reset_Handler   PROC
117                EXPORT  Reset_Handler                 [WEAK]
118                IMPORT  __main
119                IMPORT  SystemInit
120                LDR     R0, =SystemInit
121                BLX     R0
122                LDR     R0, =__main
123                BX      R0
124                ENDP
125
126; Dummy Exception Handlers (infinite loops which can be modified)
127
128NMI_Handler     PROC
129                EXPORT  NMI_Handler                    [WEAK]
130                B       .
131                ENDP
132HardFault_Handler\
133                PROC
134                EXPORT  HardFault_Handler              [WEAK]
135                B       .
136                ENDP
137SVC_Handler     PROC
138                EXPORT  SVC_Handler                    [WEAK]
139                B       .
140                ENDP
141PendSV_Handler  PROC
142                EXPORT  PendSV_Handler                 [WEAK]
143                B       .
144                ENDP
145SysTick_Handler PROC
146                EXPORT  SysTick_Handler                [WEAK]
147                B       .
148                ENDP
149
150Default_Handler PROC
151
152                EXPORT  WWDT_IRQHandler                [WEAK]
153                EXPORT  RTC_IRQHandler                 [WEAK]
154                EXPORT  FLASH_IRQHandler               [WEAK]
155                EXPORT  RCM_IRQHandler                 [WEAK]
156                EXPORT  EINT0_1_IRQHandler             [WEAK]
157                EXPORT  EINT2_3_IRQHandler             [WEAK]
158                EXPORT  EINT4_15_IRQHandler            [WEAK]
159                EXPORT  DMA1_CH1_IRQHandler            [WEAK]
160                EXPORT  DMA1_CH2_3_IRQHandler          [WEAK]
161                EXPORT  DMA1_CH4_5_IRQHandler          [WEAK]
162                EXPORT  ADC1_IRQHandler                [WEAK]
163                EXPORT  TMR1_BRK_UP_TRG_COM_IRQHandler [WEAK]
164                EXPORT  TMR1_CC_IRQHandler             [WEAK]
165                EXPORT  TMR3_IRQHandler                [WEAK]
166                EXPORT  TMR6_IRQHandler                [WEAK]
167                EXPORT  TMR7_IRQHandler                [WEAK]
168                EXPORT  TMR14_IRQHandler               [WEAK]
169                EXPORT  TMR15_IRQHandler               [WEAK]
170                EXPORT  TMR16_IRQHandler               [WEAK]
171                EXPORT  TMR17_IRQHandler               [WEAK]
172                EXPORT  I2C1_IRQHandler                [WEAK]
173                EXPORT  I2C2_IRQHandler                [WEAK]
174                EXPORT  SPI1_IRQHandler                [WEAK]
175                EXPORT  SPI2_IRQHandler                [WEAK]
176                EXPORT  USART1_IRQHandler              [WEAK]
177                EXPORT  USART2_IRQHandler              [WEAK]
178                EXPORT  USART3_4_IRQHandler            [WEAK]
179                EXPORT  USBD_IRQHandler                [WEAK]
180
181
182WWDT_IRQHandler
183RTC_IRQHandler
184FLASH_IRQHandler
185RCM_IRQHandler
186EINT0_1_IRQHandler
187EINT2_3_IRQHandler
188EINT4_15_IRQHandler
189DMA1_CH1_IRQHandler
190DMA1_CH2_3_IRQHandler
191DMA1_CH4_5_IRQHandler
192ADC1_IRQHandler
193TMR1_BRK_UP_TRG_COM_IRQHandler
194TMR1_CC_IRQHandler
195TMR3_IRQHandler
196TMR6_IRQHandler
197TMR7_IRQHandler
198TMR14_IRQHandler
199TMR15_IRQHandler
200TMR16_IRQHandler
201TMR17_IRQHandler
202I2C1_IRQHandler
203I2C2_IRQHandler
204SPI1_IRQHandler
205SPI2_IRQHandler
206USART1_IRQHandler
207USART2_IRQHandler
208USART3_4_IRQHandler
209USBD_IRQHandler
210
211                B       .
212
213                ENDP
214
215                ALIGN
216
217;*******************************************************************************
218; User Stack and Heap initialization
219;*******************************************************************************
220                 IF      :DEF:__MICROLIB
221
222                 EXPORT  __initial_sp
223                 EXPORT  __heap_base
224                 EXPORT  __heap_limit
225
226                 ELSE
227
228                 IMPORT  __use_two_region_memory
229                 EXPORT  __user_initial_stackheap
230
231__user_initial_stackheap
232
233                 LDR     R0, =  Heap_Mem
234                 LDR     R1, =(Stack_Mem + Stack_Size)
235                 LDR     R2, = (Heap_Mem +  Heap_Size)
236                 LDR     R3, = Stack_Mem
237                 BX      LR
238
239                 ALIGN
240
241                 ENDIF
242
243                 END
244