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/* mbed Microcontroller Library
* Copyright (c) 2006-2020 ARM Limited
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
;/****************************************************************************
; *
; * Copyright 2020 Samsung Electronics All Rights Reserved.
; * SPDX-License-Identifier: Apache-2.0
; *
; * Licensed under the Apache License, Version 2.0 (the "License");
; * you may not use this file except in compliance with the License.
; * You may obtain a copy of the License at
; *
; * http://www.apache.org/licenses/LICENSE-2.0
; *
; * Unless required by applicable law or agreed to in writing,
; * software distributed under the License is distributed on an
; * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
; * either express or implied. See the License for the specific
; * language governing permissions and limitations under the License.
; *
; ****************************************************************************/
/************************************************************************************
* Version: GCC for ARM Embedded Processors
************************************************************************************/
.syntax unified
.arch armv7-m
/************************************************************************************
* Vectors
************************************************************************************/
.section .vectors
.align 2
.globl __Vectors
__Vectors:
.long __StackTop /* Top of Stack */
.long Reset_Handler /* Reset Handler */
.long NMI_Handler /* NMI Handler */
.long HardFault_Handler /* Hard Fault Handler */
.long MemManage_Handler /* MPU Fault Handler */
.long BusFault_Handler /* Bus Fault Handler */
.long UsageFault_Handler /* Usage Fault Handler */
.long 0 /* Reserved */
.long 0 /* Reserved */
.long 0 /* Reserved */
.long 0 /* Reserved */
.long SVC_Handler /* SVCall Handler */
.long DebugMon_Handler /* Debug Monitor Handler */
.long 0 /* Reserved */
.long PendSV_Handler /* PendSV Handler */
.long SysTick_Handler /* SysTick Handler */
/* External interrupts */
.long BOR_Handler /* 00: Brown Out Reset Handler */
.long UART0_Handler /* 01: UART 0 Handler */
.long UART1_Handler /* 02: UART 1 Handler */
.long UART2_Handler /* 03: UART 2 Handler */
.long SPI0_Handler /* 04: SPI 0 Handler */
.long SPI1_Handler /* 05: SPI 1 Handler */
.long SPI2_Handler /* 06: SPI 2 Handler */
.long SPI3_Handler /* 07: SPI 3 Handler */
.long SPI4_Handler /* 08: SPI 4 Handler */
.long I2C0_Handler /* 09: I2C 0 Handler */
.long I2C1_Handler /* 10: I2C 1 Handler */
.long I2C2_Handler /* 11: I2C 2 Handler */
.long I2C3_Handler /* 12: I2C 3 Handler */
.long I2C4_Handler /* 13: I2C 4 Handler */
.long TIMER0_Handler /* 14: TIMER 0 Handler */
.long TIMER1_Handler /* 15: TIMER 1 Handler */
.long TIMER2_Handler /* 16: TIMER 2 Handler */
.long TIMER3_Handler /* 17: TIMER 3 Handler */
.long TIMER4_Handler /* 18: TIMER 4 Handler */
.long TIMER5_Handler /* 19: TIMER 5 Handler */
.long TIMER6_Handler /* 20: TIMER 6 Handler */
.long PWM_TIMER_Handler /* 21: PWM TIMER Handler */
.long DUAL_TIMER_Handler /* 22: Dual TIMER Handler */
.long AFECON_Handler /* 23: Analog Front End Control Handler */
.long SRC_Handler /* 24: Sample Rate Converter Handler */
.long DMA_ERROR_Handler /* 25: DMA Error Handler */
.long FLASH_Handler /* 26: FLASH Handler */
.long RTC0_Handler /* 27: Real-Time Counter 0 Handler */
.long RTC1_Handler /* 28: Real-Time Counter 1 Handler */
.long RTC2_Handler /* 29: Real-Time Counter 2 Handler */
.long FPU_Handler /* 30: Cortex-M4 Floating-point Processing Unit exceptions Handler */
.long SRP0_Handler /* 31: SRP 0 Handler */
.long SRP1_Handler /* 32: SRP 1 Handler */
.long DELAY_MON_Handler /* 33: Delay Monitor Handler */
.long AES_Handler /* 34: AES Handler */
.long EXT_WAKEUP_Handler /* 35: External Wakeup Handler */
.long DMA0_Handler /* 36: DMA 0 Handler */
.long DMA1_Handler /* 37: DMA 1 Handler */
.long DMA2_Handler /* 38: DMA 2 Handler */
.long DMA3_Handler /* 39: DMA 3 Handler */
.long DMA4_Handler /* 40: DMA 4 Handler */
.long DMA5_Handler /* 41: DMA 5 Handler */
.long DMA6_Handler /* 42: DMA 6 Handler */
.long DMA7_Handler /* 43: DMA 7 Handler */
.long DMA8_Handler /* 44: DMA 8 Handler */
.long DMA9_Handler /* 45: DMA 9 Handler */
.long DMA10_Handler /* 46: DMA 10 Handler */
.long DMA11_Handler /* 47: DMA 11 Handler */
.long DMA12_Handler /* 48: DMA 12 Handler */
.long DMA13_Handler /* 49: DMA 13 Handler */
.long DMA14_Handler /* 50: DMA 14 Handler */
.long DMA15_Handler /* 51: DMA 15 Handler */
.long DMA16_Handler /* 52: DMA 16 Handler */
.long DMA17_Handler /* 53: DMA 17 Handler */
.long DMA18_Handler /* 54: DMA 18 Handler */
.long DMA19_Handler /* 55: DMA 19 Handler */
.long DMA20_Handler /* 56: DMA 20 Handler */
.long DMA21_Handler /* 57: DMA 21 Handler */
.long DMA22_Handler /* 58: DMA 22 Handler */
.long DMA23_Handler /* 59: DMA 23 Handler */
.long DMA24_Handler /* 60: DMA 24 Handler */
.long DMA25_Handler /* 61: DMA 25 Handler */
.long DMA26_Handler /* 62: DMA 26 Handler */
.long DMA27_Handler /* 63: DMA 27 Handler */
.long DMA28_Handler /* 64: DMA 28 Handler */
.long DMA29_Handler /* 65: DMA 29 Handler */
.long DMA30_Handler /* 66: DMA 30 Handler */
.long DMA31_Handler /* 67: DMA 31 Handler */
.long PORT0_Handler /* 68: PORT0 Handler */
.long PORT1_Handler /* 69: PORT1 Handler */
.long PORT2_Handler /* 70: PORT2 Handler */
.long PORT0_0_Handler /* 71: GPIO Port 0 pin 0 Handler */
.long PORT0_1_Handler /* 72: GPIO Port 0 pin 1 Handler */
.long PORT0_2_Handler /* 73: GPIO Port 0 pin 2 Handler */
.long PORT0_3_Handler /* 74: GPIO Port 0 pin 3 Handler */
.long PORT0_4_Handler /* 75: GPIO Port 0 pin 4 Handler */
.long PORT0_5_Handler /* 76: GPIO Port 0 pin 5 Handler */
.long PORT0_6_Handler /* 77: GPIO Port 0 pin 6 Handler */
.long PORT0_7_Handler /* 78: GPIO Port 0 pin 7 Handler */
.long PORT0_8_Handler /* 79: GPIO Port 0 pin 8 Handler */
.long PORT0_9_Handler /* 80: GPIO Port 0 pin 9 Handler */
.long PORT0_10_Handler /* 81: GPIO Port 0 pin 10 Handler */
.long PORT0_11_Handler /* 82: GPIO Port 0 pin 11 Handler */
.long PORT0_12_Handler /* 83: GPIO Port 0 pin 12 Handler */
.long PORT0_13_Handler /* 84: GPIO Port 0 pin 13 Handler */
.long PORT0_14_Handler /* 85: GPIO Port 0 pin 14 Handler */
.long PORT0_15_Handler /* 86: GPIO Port 0 pin 15 Handler */
.long PORT1_0_Handler /* 87: GPIO Port 1 pin 0 Handler */
.long PORT1_1_Handler /* 88: GPIO Port 1 pin 1 Handler */
.long PORT1_2_Handler /* 89: GPIO Port 1 pin 2 Handler */
.long PORT1_3_Handler /* 90: GPIO Port 1 pin 3 Handler */
.long PORT1_4_Handler /* 91: GPIO Port 1 pin 4 Handler */
.long PORT1_5_Handler /* 92: GPIO Port 1 pin 5 Handler */
.long PORT1_6_Handler /* 93: GPIO Port 1 pin 6 Handler */
.long PORT1_7_Handler /* 94: GPIO Port 1 pin 7 Handler */
.long PORT1_8_Handler /* 95: GPIO Port 1 pin 8 Handler */
.long PORT1_9_Handler /* 96: GPIO Port 1 pin 9 Handler */
.long PORT1_10_Handler /* 97: GPIO Port 1 pin 10 Handler */
.long PORT1_11_Handler /* 98: GPIO Port 1 pin 11 Handler */
.long PORT1_12_Handler /* 99: GPIO Port 1 pin 12 Handler */
.long PORT1_13_Handler /* 100: GPIO Port 1 pin 13 Handler */
.long PORT1_14_Handler /* 101: GPIO Port 1 pin 14 Handler */
.long PORT1_15_Handler /* 102: GPIO Port 1 pin 15 Handler */
.long PORT2_0_Handler /* 103: GPIO Port 2 pin 0 Handler */
.long PORT2_1_Handler /* 104: GPIO Port 2 pin 1 Handler */
.long PORT2_2_Handler /* 105: GPIO Port 2 pin 2 Handler */
.long PORT2_3_Handler /* 106: GPIO Port 2 pin 3 Handler */
.long PORT2_4_Handler /* 107: GPIO Port 2 pin 4 Handler */
.long PORT2_5_Handler /* 108: GPIO Port 2 pin 5 Handler */
.long PORT2_6_Handler /* 109: GPIO Port 2 pin 6 Handler */
.long PORT2_7_Handler /* 110: GPIO Port 2 pin 7 Handler */
.long PORT2_8_Handler /* 111: GPIO Port 2 pin 8 Handler */
.long PORT2_9_Handler /* 112: GPIO Port 2 pin 9 Handler */
.long PORT2_10_Handler /* 113: GPIO Port 2 pin 10 Handler */
.long PORT2_11_Handler /* 114: GPIO Port 2 pin 11 Handler */
.long PORT2_12_Handler /* 115: GPIO Port 2 pin 12 Handler */
.long PORT2_13_Handler /* 116: GPIO Port 2 pin 13 Handler */
.long PORT2_14_Handler /* 117: GPIO Port 2 pin 14 Handler */
.long PORT2_15_Handler /* 118: GPIO Port 2 pin 15 Handler */
.size __Vectors, . - __Vectors
/************************************************************************************
* text
************************************************************************************/
.text
.thumb
.thumb_func
.align 2
.globl Reset_Handler
.type Reset_Handler, %function
Reset_Handler:
ldr r1, =__etext
ldr r2, =__data_start__
ldr r3, =__data_end__
subs r3, r2
ble .Lflash_to_ram_loop_end
movs r4, 0
.Lflash_to_ram_loop:
ldr r0, [r1,r4]
str r0, [r2,r4]
adds r4, 4
cmp r4, r3
blt .Lflash_to_ram_loop
.Lflash_to_ram_loop_end:
/* Initialize .bss */
init_bss:
ldr r1, =__bss_start__
ldr r2, =__bss_end__
ldr r3, =bss_size
cmp r3, #0
beq system_startup
mov r4, #0
zero:
strb r4, [r1], #1
subs r3, r3, #1
bne zero
system_startup:
ldr r0, =SystemInit
blx r0
ldr r0, =_start
bx r0
.pool
.size Reset_Handler, . - Reset_Handler
.text
/* Function to define default IRQ handler*/
.align 1
.thumb_func
.weak Default_Handler
.type Default_Handler, %function
Default_Handler:
b Default_Handler
.size Default_Handler, . - Default_Handler
/* Macro to define default handlers. Default handler
* will be weak symbol and just dead loops. They can be
* overwritten by other handlers */
.macro def_irq_handler handler_name
.weak \handler_name
.set \handler_name, Default_Handler
.endm
def_irq_handler NMI_Handler
def_irq_handler HardFault_Handler
def_irq_handler MemManage_Handler
def_irq_handler BusFault_Handler
def_irq_handler UsageFault_Handler
def_irq_handler SVC_Handler
def_irq_handler DebugMon_Handler
def_irq_handler PendSV_Handler
def_irq_handler SysTick_Handler
/* IRQ Handlers */
def_irq_handler BOR_Handler
def_irq_handler UART0_Handler
def_irq_handler UART1_Handler
def_irq_handler UART2_Handler
def_irq_handler SPI0_Handler
def_irq_handler SPI1_Handler
def_irq_handler SPI2_Handler
def_irq_handler SPI3_Handler
def_irq_handler SPI4_Handler
def_irq_handler I2C0_Handler
def_irq_handler I2C1_Handler
def_irq_handler I2C2_Handler
def_irq_handler I2C3_Handler
def_irq_handler I2C4_Handler
def_irq_handler TIMER0_Handler
def_irq_handler TIMER1_Handler
def_irq_handler TIMER2_Handler
def_irq_handler TIMER3_Handler
def_irq_handler TIMER4_Handler
def_irq_handler TIMER5_Handler
def_irq_handler TIMER6_Handler
def_irq_handler PWM_TIMER_Handler
def_irq_handler DUAL_TIMER_Handler
def_irq_handler AFECON_Handler
def_irq_handler SRC_Handler
def_irq_handler DMA_ERROR_Handler
def_irq_handler FLASH_Handler
def_irq_handler RTC0_Handler
def_irq_handler RTC1_Handler
def_irq_handler RTC2_Handler
def_irq_handler FPU_Handler
def_irq_handler SRP0_Handler
def_irq_handler SRP1_Handler
def_irq_handler DELAY_MON_Handler
def_irq_handler AES_Handler
def_irq_handler EXT_WAKEUP_Handler
def_irq_handler DMA0_Handler
def_irq_handler DMA1_Handler
def_irq_handler DMA2_Handler
def_irq_handler DMA3_Handler
def_irq_handler DMA4_Handler
def_irq_handler DMA5_Handler
def_irq_handler DMA6_Handler
def_irq_handler DMA7_Handler
def_irq_handler DMA8_Handler
def_irq_handler DMA9_Handler
def_irq_handler DMA10_Handler
def_irq_handler DMA11_Handler
def_irq_handler DMA12_Handler
def_irq_handler DMA13_Handler
def_irq_handler DMA14_Handler
def_irq_handler DMA15_Handler
def_irq_handler DMA16_Handler
def_irq_handler DMA17_Handler
def_irq_handler DMA18_Handler
def_irq_handler DMA19_Handler
def_irq_handler DMA20_Handler
def_irq_handler DMA21_Handler
def_irq_handler DMA22_Handler
def_irq_handler DMA23_Handler
def_irq_handler DMA24_Handler
def_irq_handler DMA25_Handler
def_irq_handler DMA26_Handler
def_irq_handler DMA27_Handler
def_irq_handler DMA28_Handler
def_irq_handler DMA29_Handler
def_irq_handler DMA30_Handler
def_irq_handler DMA31_Handler
def_irq_handler PORT0_Handler
def_irq_handler PORT1_Handler
def_irq_handler PORT2_Handler
def_irq_handler PORT0_0_Handler
def_irq_handler PORT0_1_Handler
def_irq_handler PORT0_2_Handler
def_irq_handler PORT0_3_Handler
def_irq_handler PORT0_4_Handler
def_irq_handler PORT0_5_Handler
def_irq_handler PORT0_6_Handler
def_irq_handler PORT0_7_Handler
def_irq_handler PORT0_8_Handler
def_irq_handler PORT0_9_Handler
def_irq_handler PORT0_10_Handler
def_irq_handler PORT0_11_Handler
def_irq_handler PORT0_12_Handler
def_irq_handler PORT0_13_Handler
def_irq_handler PORT0_14_Handler
def_irq_handler PORT0_15_Handler
def_irq_handler PORT1_0_Handler
def_irq_handler PORT1_1_Handler
def_irq_handler PORT1_2_Handler
def_irq_handler PORT1_3_Handler
def_irq_handler PORT1_4_Handler
def_irq_handler PORT1_5_Handler
def_irq_handler PORT1_6_Handler
def_irq_handler PORT1_7_Handler
def_irq_handler PORT1_8_Handler
def_irq_handler PORT1_9_Handler
def_irq_handler PORT1_10_Handler
def_irq_handler PORT1_11_Handler
def_irq_handler PORT1_12_Handler
def_irq_handler PORT1_13_Handler
def_irq_handler PORT1_14_Handler
def_irq_handler PORT1_15_Handler
def_irq_handler PORT2_0_Handler
def_irq_handler PORT2_1_Handler
def_irq_handler PORT2_2_Handler
def_irq_handler PORT2_3_Handler
def_irq_handler PORT2_4_Handler
def_irq_handler PORT2_5_Handler
def_irq_handler PORT2_6_Handler
def_irq_handler PORT2_7_Handler
def_irq_handler PORT2_8_Handler
def_irq_handler PORT2_9_Handler
def_irq_handler PORT2_10_Handler
def_irq_handler PORT2_11_Handler
def_irq_handler PORT2_12_Handler
def_irq_handler PORT2_13_Handler
def_irq_handler PORT2_14_Handler
def_irq_handler PORT2_15_Handler
.end