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startup_ARMCM4.c
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startup_ARMCM4.c
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/******************************************************************************
* @file startup_ARMCM4.c
* @brief CMSIS-Core(M) Device Startup File for a Cortex-M4 Device
* @version V3.0.0
* @date 06. April 2023
******************************************************************************/
/*
* Copyright (c) 2009-2023 Arm Limited. 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
*
* 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.
*/
#if defined (ARMCM4)
#include "ARMCM4.h"
#else
#error device not specified!
#endif
/*----------------------------------------------------------------------------
External References
*----------------------------------------------------------------------------*/
extern uint32_t __INITIAL_SP;
extern __NO_RETURN void __PROGRAM_START(void);
/*----------------------------------------------------------------------------
Internal References
*----------------------------------------------------------------------------*/
__NO_RETURN void Reset_Handler (void);
void Default_Handler(void);
/*----------------------------------------------------------------------------
Exception / Interrupt Handler
*----------------------------------------------------------------------------*/
/* Exceptions */
void NMI_Handler (void) __attribute__ ((weak, alias("Default_Handler")));
void HardFault_Handler (void) __attribute__ ((weak));
void MemManage_Handler (void) __attribute__ ((weak, alias("Default_Handler")));
void BusFault_Handler (void) __attribute__ ((weak, alias("Default_Handler")));
void UsageFault_Handler (void) __attribute__ ((weak, alias("Default_Handler")));
void SVC_Handler (void) __attribute__ ((weak, alias("Default_Handler")));
void DebugMon_Handler (void) __attribute__ ((weak, alias("Default_Handler")));
void PendSV_Handler (void) __attribute__ ((weak, alias("Default_Handler")));
void SysTick_Handler (void) __attribute__ ((weak, alias("Default_Handler")));
void Interrupt0_Handler (void) __attribute__ ((weak, alias("Default_Handler")));
void Interrupt1_Handler (void) __attribute__ ((weak, alias("Default_Handler")));
void Interrupt2_Handler (void) __attribute__ ((weak, alias("Default_Handler")));
void Interrupt3_Handler (void) __attribute__ ((weak, alias("Default_Handler")));
void Interrupt4_Handler (void) __attribute__ ((weak, alias("Default_Handler")));
void Interrupt5_Handler (void) __attribute__ ((weak, alias("Default_Handler")));
void Interrupt6_Handler (void) __attribute__ ((weak, alias("Default_Handler")));
void Interrupt7_Handler (void) __attribute__ ((weak, alias("Default_Handler")));
void Interrupt8_Handler (void) __attribute__ ((weak, alias("Default_Handler")));
void Interrupt9_Handler (void) __attribute__ ((weak, alias("Default_Handler")));
/*----------------------------------------------------------------------------
Exception / Interrupt Vector table
*----------------------------------------------------------------------------*/
#if defined ( __GNUC__ )
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wpedantic"
#endif
extern const VECTOR_TABLE_Type __VECTOR_TABLE[240];
const VECTOR_TABLE_Type __VECTOR_TABLE[240] __VECTOR_TABLE_ATTRIBUTE = {
(VECTOR_TABLE_Type)(&__INITIAL_SP), /* Initial Stack Pointer */
Reset_Handler, /* Reset Handler */
NMI_Handler, /* -14 NMI Handler */
HardFault_Handler, /* -13 Hard Fault Handler */
MemManage_Handler, /* -12 MPU Fault Handler */
BusFault_Handler, /* -11 Bus Fault Handler */
UsageFault_Handler, /* -10 Usage Fault Handler */
0, /* Reserved */
0, /* Reserved */
0, /* Reserved */
0, /* Reserved */
SVC_Handler, /* -5 SVC Handler */
DebugMon_Handler, /* -4 Debug Monitor Handler */
0, /* Reserved */
PendSV_Handler, /* -2 PendSV Handler */
SysTick_Handler, /* -1 SysTick Handler */
/* Interrupts */
Interrupt0_Handler, /* 0 Interrupt 0 */
Interrupt1_Handler, /* 1 Interrupt 1 */
Interrupt2_Handler, /* 2 Interrupt 2 */
Interrupt3_Handler, /* 3 Interrupt 3 */
Interrupt4_Handler, /* 4 Interrupt 4 */
Interrupt5_Handler, /* 5 Interrupt 5 */
Interrupt6_Handler, /* 6 Interrupt 6 */
Interrupt7_Handler, /* 7 Interrupt 7 */
Interrupt8_Handler, /* 8 Interrupt 8 */
Interrupt9_Handler /* 9 Interrupt 9 */
/* Interrupts 10 .. 223 are left out */
};
#if defined ( __GNUC__ )
#pragma GCC diagnostic pop
#endif
/*----------------------------------------------------------------------------
Reset Handler called on controller reset
*----------------------------------------------------------------------------*/
__NO_RETURN void Reset_Handler(void)
{
SystemInit(); /* CMSIS System Initialization */
__PROGRAM_START(); /* Enter PreMain (C library entry point) */
}
#if defined(__ARMCC_VERSION) && (__ARMCC_VERSION >= 6010050)
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wmissing-noreturn"
#endif
/*----------------------------------------------------------------------------
Hard Fault Handler
*----------------------------------------------------------------------------*/
void HardFault_Handler(void)
{
while(1);
}
/*----------------------------------------------------------------------------
Default Handler for Exceptions / Interrupts
*----------------------------------------------------------------------------*/
void Default_Handler(void)
{
while(1);
}
#if defined(__ARMCC_VERSION) && (__ARMCC_VERSION >= 6010050)
#pragma clang diagnostic pop
#endif