summaryrefslogtreecommitdiff
path: root/bsp/wch/arm/ch579m/libraries/Startup/startup_ARMCM0.s
blob: 5a9423396e828d81a105ff4ee50344c91bdf1048 (plain)
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
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
;/**************************************************************************//**
; * @file     startup_ARMCM0.s
; * @brief    CMSIS Core Device Startup File for
; *           ARMCM0 Device Series
; * @version  V1.08
; * @date     23. November 2012
; *
; * @note
; *
; ******************************************************************************/
;/* Copyright (c) 2011 - 2012 ARM LIMITED
;
;   All rights reserved.
;   Redistribution and use in source and binary forms, with or without
;   modification, are permitted provided that the following conditions are met:
;   - Redistributions of source code must retain the above copyright
;     notice, this list of conditions and the following disclaimer.
;   - Redistributions in binary form must reproduce the above copyright
;     notice, this list of conditions and the following disclaimer in the
;     documentation and/or other materials provided with the distribution.
;   - Neither the name of ARM nor the names of its contributors may be used
;     to endorse or promote products derived from this software without
;     specific prior written permission.
;   *
;   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
;   AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
;   IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
;   ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE
;   LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
;   CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
;   SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
;   INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
;   CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
;   ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
;   POSSIBILITY OF SUCH DAMAGE.
;   ---------------------------------------------------------------------------*/
;/*
;//-------- <<< Use Configuration Wizard in Context Menu >>> ------------------
;*/


; <h> Stack Configuration
;   <o> Stack Size (in Bytes) <0x0-0xFFFFFFFF:8>
; </h>

Stack_Size      EQU     0x00000400

                AREA    STACK, NOINIT, READWRITE, ALIGN=3
Stack_Mem       SPACE   Stack_Size
__initial_sp    EQU     0x20008000


; <h> Heap Configuration
;   <o>  Heap Size (in Bytes) <0x0-0xFFFFFFFF:8>
; </h>

Heap_Size       EQU     0x00000400

                AREA    HEAP, NOINIT, READWRITE, ALIGN=3
__heap_base
Heap_Mem        SPACE   Heap_Size
__heap_limit


                PRESERVE8
                THUMB


; Vector Table Mapped to Address 0 at Reset

                AREA    RESET, DATA, READONLY
                EXPORT  __Vectors
                EXPORT  __Vectors_End
                EXPORT  __Vectors_Size

__Vectors       DCD     __initial_sp              ; Top of Stack
                DCD     Reset_Handler             ; Reset Handler
                DCD     NMI_Handler               ; NMI Handler
                DCD     HardFault_Handler         ; Hard Fault Handler
                DCD     0                         ; Reserved
                DCD     0                         ; Reserved
                DCD     0                         ; Reserved
                DCD     0                         ; Reserved
                DCD     0                         ; Reserved
                DCD     0                         ; Reserved
                DCD     0                         ; Reserved
                DCD     SVC_Handler               ; SVCall Handler
                DCD     0                         ; Reserved
                DCD     0                         ; Reserved
                DCD     PendSV_Handler            ; PendSV Handler
                DCD     SysTick_Handler           ; SysTick Handler

                ; External Interrupts
                DCD     TMR0_IRQHandler           ;  0:  TMR0
                DCD     GPIO_IRQHandler           ;  1:  GPIO
                DCD     SLAVE_IRQHandler          ;  2:  SLAVE
                DCD     SPI0_IRQHandler           ;  3:  SPI0
                DCD     BB_IRQHandler             ;  4:  BB
                DCD     LLE_IRQHandler            ;  5:  LLE
                DCD     USB_IRQHandler            ;  6:  USB
                DCD     ETH_IRQHandler            ;  7:  ETH
                DCD     TMR1_IRQHandler           ;  8:  TMR1
                DCD     TMR2_IRQHandler           ;  9:  TMR2
                DCD     UART0_IRQHandler          ; 10:  UART0
                DCD     UART1_IRQHandler          ; 11:  UART1
                DCD     RTC_IRQHandler            ; 12:  RTC
                DCD     ADC_IRQHandler            ; 13:  ADC
                DCD     SPI1_IRQHandler           ; 14:  SPI1
                DCD     LED_IRQHandler            ; 15:  LED
                DCD     TMR3_IRQHandler           ; 16:  TMR3 
                DCD     UART2_IRQHandler          ; 17:  UART2
                DCD     UART3_IRQHandler          ; 18:  UART3
                DCD     WDT_IRQHandler            ; 19:  WDT
__Vectors_End

__Vectors_Size  EQU     __Vectors_End - __Vectors

                AREA    |.text|, CODE, READONLY


; Reset Handler

Reset_Handler   PROC
                EXPORT  Reset_Handler             [WEAK]
                IMPORT  SystemInit
                IMPORT  __main
				;LDR     R0, =0x1007058	
				;MOV     SP, R0
				LDR     R0, =SystemInit
                BLX     R0
                LDR     R0, =__main
                BX      R0
                ENDP


; Dummy Exception Handlers (infinite loops which can be modified)

NMI_Handler     PROC
                EXPORT  NMI_Handler               [WEAK]
                B       .
                ENDP
HardFault_Handler\
                PROC
                EXPORT  HardFault_Handler         [WEAK]
;                B       .
                ENDP
SVC_Handler     PROC
                EXPORT  SVC_Handler               [WEAK]
                B       .
                ENDP
PendSV_Handler  PROC
                EXPORT  PendSV_Handler            [WEAK]
                B       .
                ENDP
SysTick_Handler PROC
                EXPORT  SysTick_Handler           [WEAK]
                B       .
                ENDP

Default_Handler PROC

                EXPORT     TMR0_IRQHandler           [WEAK];  0:  TMR0
                EXPORT     GPIO_IRQHandler           [WEAK];  1:  GPIO
                EXPORT     SLAVE_IRQHandler          [WEAK];  2:  SLAVE
                EXPORT     SPI0_IRQHandler           [WEAK];  3:  SPI0
                EXPORT     BB_IRQHandler             [WEAK];  4:  BB
                EXPORT     LLE_IRQHandler            [WEAK];  5:  LLE
                EXPORT     USB_IRQHandler            [WEAK];  6:  USB
                EXPORT     ETH_IRQHandler            [WEAK];  7:  ETH
                EXPORT     TMR1_IRQHandler           [WEAK];  8:  TMR1
                EXPORT     TMR2_IRQHandler           [WEAK];  9:  TMR2
                EXPORT     UART0_IRQHandler          [WEAK]; 10:  UART0
                EXPORT     UART1_IRQHandler          [WEAK]; 11:  UART1
                EXPORT     RTC_IRQHandler            [WEAK]; 12:  RTC
                EXPORT     ADC_IRQHandler            [WEAK]; 13:  ADC
                EXPORT     SPI1_IRQHandler           [WEAK]; 14:  SPI1
                EXPORT     LED_IRQHandler            [WEAK]; 15:  LED
                EXPORT     TMR3_IRQHandler           [WEAK]; 16:  TMR3 
                EXPORT     UART2_IRQHandler          [WEAK]; 17:  UART2
                EXPORT     UART3_IRQHandler          [WEAK]; 18:  UART3
                EXPORT     WDT_IRQHandler            [WEAK]; 19:  WDT

TMR0_IRQHandler           ;  0:  TMR0
GPIO_IRQHandler           ;  1:  GPIO
SLAVE_IRQHandler          ;  2:  SLAVE
SPI0_IRQHandler           ;  3:  SPI0
BB_IRQHandler             ;  4:  BB
LLE_IRQHandler            ;  5:  LLE
USB_IRQHandler            ;  6:  USB
ETH_IRQHandler            ;  7:  ETH
TMR1_IRQHandler           ;  8:  TMR1
TMR2_IRQHandler           ;  9:  TMR2
UART0_IRQHandler          ; 10:  UART0
UART1_IRQHandler          ; 11:  UART1
RTC_IRQHandler            ; 12:  RTC
ADC_IRQHandler            ; 13:  ADC
SPI1_IRQHandler           ; 14:  SPI1
LED_IRQHandler            ; 15:  LED
TMR3_IRQHandler           ; 16:  TMR3 
UART2_IRQHandler          ; 17:  UART2
UART3_IRQHandler          ; 18:  UART3
WDT_IRQHandler            ; 19:  WDT
                B       .

                ENDP


                ALIGN


; User Initial Stack & Heap

                IF      :DEF:__MICROLIB

                EXPORT  __initial_sp
                EXPORT  __heap_base
                EXPORT  __heap_limit

                ELSE

                IMPORT  __use_two_region_memory
                EXPORT  __user_initial_stackheap

__user_initial_stackheap PROC
                LDR     R0, =  Heap_Mem
                LDR     R1, =(Stack_Mem + Stack_Size)
                LDR     R2, = (Heap_Mem +  Heap_Size)
                LDR     R3, = Stack_Mem
                BX      LR
                ENDP

                ALIGN

                ENDIF


                END