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199 lines
10 KiB
C
199 lines
10 KiB
C
/*****************************************************************************
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// This LM3S startup file has been adapted from startup_ewarm.c
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// Quantum Leaps on 28-Jul-2014
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// www.state-machine.com
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*****************************************************************************/
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//*****************************************************************************
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//
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// startup_ewarm.c - Startup code for use with IAR's Embedded Workbench,
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// version 5.
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//
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// Copyright (c) 2012-2013 Texas Instruments Incorporated. All rights reserved.
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// Software License Agreement
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//
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// Texas Instruments (TI) is supplying this software for use solely and
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// exclusively on TI's microcontroller products. The software is owned by
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// TI and/or its suppliers, and is protected under applicable copyright
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// laws. You may not combine this software with "viral" open-source
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// software in order to form a larger program.
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//
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// THIS SOFTWARE IS PROVIDED "AS IS" AND WITH ALL FAULTS.
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// NO WARRANTIES, WHETHER EXPRESS, IMPLIED OR STATUTORY, INCLUDING, BUT
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// NOT LIMITED TO, IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE. TI SHALL NOT, UNDER ANY
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// CIRCUMSTANCES, BE LIABLE FOR SPECIAL, INCIDENTAL, OR CONSEQUENTIAL
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// DAMAGES, FOR ANY REASON WHATSOEVER.
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//
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// This is part of revision 2.0.1.11577 of the EK-TM4C123GXL Firmware Package.
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//
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//*****************************************************************************
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#include "lm3s_cmsis.h"
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/* Enable the IAR extensions for this source file */
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#pragma language=extended
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/* Function prototypes -----------------------------------------------------*/
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void __iar_program_start(void); /* IAR startup code */
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void Spurious_Handler(void); /* spurious exception/interrupt handler */
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/* CSTACK section limits (created by the IAR linker) -----------------------*/
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extern int CSTACK$$Base; /* symbol created by the IAR linker */
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extern int CSTACK$$Limit; /* symbol created by the IAR linker */
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/* exception and interrupt vector table ------------------------------------*/
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typedef void (*handler)(void); /* pointer to handler function type */
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/*..........................................................................*/
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__root handler const __vector_table[] @ ".intvec" = {
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(handler)&CSTACK$$Limit, /* The initial stack pointer */
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&__iar_program_start, /* Reset Handler */
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&NMI_Handler, /* NMI Handler */
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&HardFault_Handler, /* Hard Fault Handler */
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&MemManage_Handler, /* MPU Fault Handler */
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&BusFault_Handler, /* Bus Fault Handler */
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&UsageFault_Handler, /* Usage Fault Handler */
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&Spurious_Handler, /* Reserved */
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&Spurious_Handler, /* Reserved */
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&Spurious_Handler, /* Reserved */
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&Spurious_Handler, /* Reserved */
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&SVC_Handler, /* SVCall Handler */
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&DebugMon_Handler, /* Debug Monitor Handler */
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&Spurious_Handler, /* Reserved */
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&PendSV_Handler, /* PendSV Handler */
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&SysTick_Handler, /* SysTick Handler */
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/* external interrupts (IRQs) ... */
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&GPIOPortA_IRQHandler, /* GPIO Port A */
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&GPIOPortB_IRQHandler, /* GPIO Port B */
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&GPIOPortC_IRQHandler, /* GPIO Port C */
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&GPIOPortD_IRQHandler, /* GPIO Port D */
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&GPIOPortE_IRQHandler, /* GPIO Port E */
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&UART0_IRQHandler, /* UART0 Rx and Tx */
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&UART1_IRQHandler, /* UART1 Rx and Tx */
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&SSI0_IRQHandler, /* SSI0 Rx and Tx */
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&I2C0_IRQHandler, /* I2C0 Master and Slave */
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&PWMFault_IRQHandler, /* PWM Fault */
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&PWMGen0_IRQHandler, /* PWM Generator 0 */
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&PWMGen1_IRQHandler, /* PWM Generator 1 */
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&PWMGen2_IRQHandler, /* PWM Generator 2 */
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&QEI0_IRQHandler, /* Quadrature Encoder 0 */
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&ADCSeq0_IRQHandler, /* ADC Sequence 0 */
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&ADCSeq1_IRQHandler, /* ADC Sequence 1 */
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&ADCSeq2_IRQHandler, /* ADC Sequence 2 */
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&ADCSeq3_IRQHandler, /* ADC Sequence 3 */
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&Watchdog_IRQHandler, /* Watchdog timer */
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&Timer0A_IRQHandler, /* Timer 0 subtimer A */
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&Timer0B_IRQHandler, /* Timer 0 subtimer B */
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&Timer1A_IRQHandler, /* Timer 1 subtimer A */
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&Timer1B_IRQHandler, /* Timer 1 subtimer B */
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&Timer2A_IRQHandler, /* Timer 2 subtimer A */
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&Timer2B_IRQHandler, /* Timer 2 subtimer B */
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&Comp0_IRQHandler, /* Analog Comparator 0 */
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&Comp1_IRQHandler, /* Analog Comparator 1 */
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&Comp2_IRQHandler, /* Analog Comparator 2 */
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&SysCtrl_IRQHandler, /* System Control (PLL,OSC,BO) */
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&FlashCtrl_IRQHandler, /* FLASH Control */
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&GPIOPortF_IRQHandler, /* GPIO Port F */
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&GPIOPortG_IRQHandler, /* GPIO Port G */
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&GPIOPortH_IRQHandler, /* GPIO Port H */
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&UART2_IRQHandler, /* UART2 Rx and Tx */
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&SSI1_IRQHandler , /* SSI1 Rx and Tx */
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&Timer3A_IRQHandler, /* Timer 3 subtimer A */
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&Timer3B_IRQHandler, /* Timer 3 subtimer B */
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&I2C1_IRQHandler, /* I2C1 Master and Slave */
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&QEI1_IRQHandler, /* Quadrature Encoder 1 */
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&CAN0_IRQHandler, /* CAN0 */
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&CAN1_IRQHandler, /* CAN1 */
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&CAN2_IRQHandler, /* CAN2 */
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&Spurious_Handler, /* Reserved */
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&Hibernate_IRQHandler, /* Hibernate */
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};
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/* exception handlers ------------------------------------------------------*/
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/*..........................................................................*/
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__stackless void NMI_Handler(void) {
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assert_failed("NMI", __LINE__); /* should never return! */
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}
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/*..........................................................................*/
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__stackless void MemManage_Handler(void) {
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assert_failed("MemManage", __LINE__); /* should never return! */
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}
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/*..........................................................................*/
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__stackless void HardFault_Handler(void) {
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unsigned old_sp = __get_SP();
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if (old_sp < (unsigned)&CSTACK$$Base) { /* stack overflow? */
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__set_SP((unsigned)&CSTACK$$Limit); /* initial stack pointer */
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assert_failed("StackOverflow", old_sp); /* should never return! */
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}
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else {
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assert_failed("HardFault", __LINE__); /* should never return! */
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}
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}
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/*..........................................................................*/
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__stackless void BusFault_Handler(void) {
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assert_failed("BusFault", __LINE__); /* should never return! */
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}
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/*..........................................................................*/
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__stackless void UsageFault_Handler(void) {
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assert_failed("UsageFault", __LINE__); /* should never return! */
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}
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/*..........................................................................*/
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__stackless void Spurious_Handler(void) {
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assert_failed("Spurious", __LINE__); /* should never return! */
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}
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/*----------------------------------------------------------------------------
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* Weak aliases for each Exception handler to the Spurious_Handler.
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*/
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#pragma weak SVC_Handler = Spurious_Handler
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#pragma weak DebugMon_Handler = Spurious_Handler
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#pragma weak PendSV_Handler = Spurious_Handler
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#pragma weak SysTick_Handler = Spurious_Handler
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#pragma weak GPIOPortA_IRQHandler = Spurious_Handler
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#pragma weak GPIOPortB_IRQHandler = Spurious_Handler
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#pragma weak GPIOPortC_IRQHandler = Spurious_Handler
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#pragma weak GPIOPortD_IRQHandler = Spurious_Handler
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#pragma weak GPIOPortE_IRQHandler = Spurious_Handler
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#pragma weak UART0_IRQHandler = Spurious_Handler
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#pragma weak UART1_IRQHandler = Spurious_Handler
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#pragma weak SSI0_IRQHandler = Spurious_Handler
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#pragma weak I2C0_IRQHandler = Spurious_Handler
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#pragma weak PWMFault_IRQHandler = Spurious_Handler
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#pragma weak PWMGen0_IRQHandler = Spurious_Handler
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#pragma weak PWMGen1_IRQHandler = Spurious_Handler
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#pragma weak PWMGen2_IRQHandler = Spurious_Handler
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#pragma weak QEI0_IRQHandler = Spurious_Handler
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#pragma weak ADCSeq0_IRQHandler = Spurious_Handler
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#pragma weak ADCSeq1_IRQHandler = Spurious_Handler
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#pragma weak ADCSeq2_IRQHandler = Spurious_Handler
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#pragma weak ADCSeq3_IRQHandler = Spurious_Handler
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#pragma weak Watchdog_IRQHandler = Spurious_Handler
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#pragma weak Timer0A_IRQHandler = Spurious_Handler
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#pragma weak Timer0B_IRQHandler = Spurious_Handler
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#pragma weak Timer1A_IRQHandler = Spurious_Handler
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#pragma weak Timer1B_IRQHandler = Spurious_Handler
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#pragma weak Timer2A_IRQHandler = Spurious_Handler
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#pragma weak Timer2B_IRQHandler = Spurious_Handler
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#pragma weak Comp0_IRQHandler = Spurious_Handler
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#pragma weak Comp1_IRQHandler = Spurious_Handler
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#pragma weak Comp2_IRQHandler = Spurious_Handler
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#pragma weak SysCtrl_IRQHandler = Spurious_Handler
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#pragma weak FlashCtrl_IRQHandler = Spurious_Handler
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#pragma weak GPIOPortF_IRQHandler = Spurious_Handler
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#pragma weak GPIOPortG_IRQHandler = Spurious_Handler
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#pragma weak GPIOPortH_IRQHandler = Spurious_Handler
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#pragma weak UART2_IRQHandler = Spurious_Handler
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#pragma weak SSI1_IRQHandler = Spurious_Handler
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#pragma weak Timer3A_IRQHandler = Spurious_Handler
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#pragma weak Timer3B_IRQHandler = Spurious_Handler
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#pragma weak I2C1_IRQHandler = Spurious_Handler
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#pragma weak QEI1_IRQHandler = Spurious_Handler
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#pragma weak CAN0_IRQHandler = Spurious_Handler
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#pragma weak CAN1_IRQHandler = Spurious_Handler
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#pragma weak CAN2_IRQHandler = Spurious_Handler
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#pragma weak Hibernate_IRQHandler = Spurious_Handler
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