;/*!
; \file startup_gd32e230.s
; \brief start up file
;
; \version 2018-6-19, V1.0.0, firmware for GD32E230
;*/
;
;/*
; Copyright (c) 2018, GigaDevice Semiconductor Inc.
;
; All rights reserved.
;
; Redistribution and use in source and binary forms, with or without modification,
;are permitted provided that the following conditions are met:
;
; 1. Redistributions of source code must retain the above copyright notice, this
; list of conditions and the following disclaimer.
; 2. 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.
; 3. Neither the name of the copyright holder 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 THE COPYRIGHT HOLDER OR 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.
;*/
; Stack Configuration
; Stack Size (in Bytes) <0x0-0xFFFFFFFF:8>
;
Stack_Size EQU 0x00000400
AREA STACK, NOINIT, READWRITE, ALIGN=3
Stack_Mem SPACE Stack_Size
__initial_sp
; Heap Configuration
; Heap Size (in Bytes) <0x0-0xFFFFFFFF:8>
;
Heap_Size EQU 0x00000400
AREA HEAP, NOINIT, READWRITE, ALIGN=3
__heap_base
Heap_Mem SPACE Heap_Size
__heap_limit
PRESERVE8
THUMB
; /* reset Vector Mapped to at Address 0 */
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 handler */
DCD WWDGT_IRQHandler ; 16:Window Watchdog Timer
DCD LVD_IRQHandler ; 17:LVD through EXTI Line detect
DCD RTC_IRQHandler ; 18:RTC through EXTI Line
DCD FMC_IRQHandler ; 19:FMC
DCD RCU_IRQHandler ; 20:RCU
DCD EXTI0_1_IRQHandler ; 21:EXTI Line 0 and EXTI Line 1
DCD EXTI2_3_IRQHandler ; 22:EXTI Line 2 and EXTI Line 3
DCD EXTI4_15_IRQHandler ; 23:EXTI Line 4 to EXTI Line 15
DCD 0 ; Reserved
DCD DMA_Channel0_IRQHandler ; 25:DMA Channel 0
DCD DMA_Channel1_2_IRQHandler ; 26:DMA Channel 1 and DMA Channel 2
DCD DMA_Channel3_4_IRQHandler ; 27:DMA Channel 3 and DMA Channel 4
DCD ADC_CMP_IRQHandler ; 28:ADC and Comparator
DCD TIMER0_BRK_UP_TRG_COM_IRQHandler ; 29:TIMER0 Break,Update,Trigger and Commutation
DCD TIMER0_Channel_IRQHandler ; 30:TIMER0 Channel Capture Compare
DCD 0 ; Reserved
DCD TIMER2_IRQHandler ; 32:TIMER2
DCD TIMER5_IRQHandler ; 33:TIMER5
DCD 0 ; Reserved
DCD TIMER13_IRQHandler ; 35:TIMER13
DCD TIMER14_IRQHandler ; 36:TIMER14
DCD TIMER15_IRQHandler ; 37:TIMER15
DCD TIMER16_IRQHandler ; 38:TIMER16
DCD I2C0_EV_IRQHandler ; 39:I2C0 Event
DCD I2C1_EV_IRQHandler ; 40:I2C1 Event
DCD SPI0_IRQHandler ; 41:SPI0
DCD SPI1_IRQHandler ; 42:SPI1
DCD USART0_IRQHandler ; 43:USART0
DCD USART1_IRQHandler ; 44:USART1
DCD 0 ; Reserved
DCD 0 ; Reserved
DCD 0 ; Reserved
DCD I2C0_ER_IRQHandler ; 48:I2C0 Error
DCD 0 ; Reserved
DCD I2C1_ER_IRQHandler ; 50:I2C1 Error
__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, =SystemInit
BLX R0
LDR R0, =__main
BX R0
ENDP
;/* dummy Exception Handlers */
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
; /* external interrupts handler */
EXPORT WWDGT_IRQHandler [WEAK]
EXPORT LVD_IRQHandler [WEAK]
EXPORT RTC_IRQHandler [WEAK]
EXPORT FMC_IRQHandler [WEAK]
EXPORT RCU_IRQHandler [WEAK]
EXPORT EXTI0_1_IRQHandler [WEAK]
EXPORT EXTI2_3_IRQHandler [WEAK]
EXPORT EXTI4_15_IRQHandler [WEAK]
EXPORT DMA_Channel0_IRQHandler [WEAK]
EXPORT DMA_Channel1_2_IRQHandler [WEAK]
EXPORT DMA_Channel3_4_IRQHandler [WEAK]
EXPORT ADC_CMP_IRQHandler [WEAK]
EXPORT TIMER0_BRK_UP_TRG_COM_IRQHandler [WEAK]
EXPORT TIMER0_Channel_IRQHandler [WEAK]
EXPORT TIMER2_IRQHandler [WEAK]
EXPORT TIMER5_IRQHandler [WEAK]
EXPORT TIMER13_IRQHandler [WEAK]
EXPORT TIMER14_IRQHandler [WEAK]
EXPORT TIMER15_IRQHandler [WEAK]
EXPORT TIMER16_IRQHandler [WEAK]
EXPORT I2C0_EV_IRQHandler [WEAK]
EXPORT I2C1_EV_IRQHandler [WEAK]
EXPORT SPI0_IRQHandler [WEAK]
EXPORT SPI1_IRQHandler [WEAK]
EXPORT USART0_IRQHandler [WEAK]
EXPORT USART1_IRQHandler [WEAK]
EXPORT I2C0_ER_IRQHandler [WEAK]
EXPORT I2C1_ER_IRQHandler [WEAK]
;/* external interrupts handler */
WWDGT_IRQHandler
LVD_IRQHandler
RTC_IRQHandler
FMC_IRQHandler
RCU_IRQHandler
EXTI0_1_IRQHandler
EXTI2_3_IRQHandler
EXTI4_15_IRQHandler
DMA_Channel0_IRQHandler
DMA_Channel1_2_IRQHandler
DMA_Channel3_4_IRQHandler
ADC_CMP_IRQHandler
TIMER0_BRK_UP_TRG_COM_IRQHandler
TIMER0_Channel_IRQHandler
TIMER2_IRQHandler
TIMER5_IRQHandler
TIMER13_IRQHandler
TIMER14_IRQHandler
TIMER15_IRQHandler
TIMER16_IRQHandler
I2C0_EV_IRQHandler
I2C1_EV_IRQHandler
SPI0_IRQHandler
SPI1_IRQHandler
USART0_IRQHandler
USART1_IRQHandler
I2C0_ER_IRQHandler
I2C1_ER_IRQHandler
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