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RabbitECUTeensyMCUXpresso/startup/startup_mk64f12.c

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//*****************************************************************************
// MK64F12 startup code for use with MCUXpresso IDE
//
// Version : 010818
//*****************************************************************************
//
// Copyright 2016-2018 NXP
//
// SPDX-License-Identifier: BSD-3-Clause
//*****************************************************************************
#if defined (DEBUG)
#pragma GCC push_options
#pragma GCC optimize ("Og")
#endif // (DEBUG)
#if defined (__cplusplus)
#ifdef __REDLIB__
#error Redlib does not support C++
#else
//*****************************************************************************
//
// The entry point for the C++ library startup
//
//*****************************************************************************
extern "C" {
extern void __libc_init_array(void);
}
#endif
#endif
#define WEAK __attribute__ ((weak))
#define WEAK_AV __attribute__ ((weak, section(".after_vectors")))
#define ALIAS(f) __attribute__ ((weak, alias (#f)))
//*****************************************************************************
#if defined (__cplusplus)
extern "C" {
#endif
//*****************************************************************************
// Flash Configuration block : 16-byte flash configuration field that stores
// default protection settings (loaded on reset) and security information that
// allows the MCU to restrict access to the Flash Memory module.
// Placed at address 0x400 by the linker script.
//*****************************************************************************
__attribute__ ((used,section(".FlashConfig"))) const struct {
unsigned int word1;
unsigned int word2;
unsigned int word3;
unsigned int word4;
} Flash_Config = {0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFE};
//*****************************************************************************
// Declaration of external SystemInit function
//*****************************************************************************
#if defined (__USE_CMSIS)
extern void SystemInit(void);
#endif // (__USE_CMSIS)
//*****************************************************************************
// Forward declaration of the core exception handlers.
// When the application defines a handler (with the same name), this will
// automatically take precedence over these weak definitions.
// If your application is a C++ one, then any interrupt handlers defined
// in C++ files within in your main application will need to have C linkage
// rather than C++ linkage. To do this, make sure that you are using extern "C"
// { .... } around the interrupt handler within your main application code.
//*****************************************************************************
void ResetISR(void);
WEAK void NMI_Handler(void);
WEAK void HardFault_Handler(void);
WEAK void MemManage_Handler(void);
WEAK void BusFault_Handler(void);
WEAK void UsageFault_Handler(void);
WEAK void SVC_Handler(void);
WEAK void DebugMon_Handler(void);
WEAK void PendSV_Handler(void);
WEAK void SysTick_Handler(void);
WEAK void IntDefaultHandler(void);
//*****************************************************************************
// Forward declaration of the application IRQ handlers. When the application
// defines a handler (with the same name), this will automatically take
// precedence over weak definitions below
//*****************************************************************************
WEAK void DMA0_IRQHandler(void);
WEAK void DMA1_IRQHandler(void);
WEAK void DMA2_IRQHandler(void);
WEAK void DMA3_IRQHandler(void);
WEAK void DMA4_IRQHandler(void);
WEAK void DMA5_IRQHandler(void);
WEAK void DMA6_IRQHandler(void);
WEAK void DMA7_IRQHandler(void);
WEAK void DMA8_IRQHandler(void);
WEAK void DMA9_IRQHandler(void);
WEAK void DMA10_IRQHandler(void);
WEAK void DMA11_IRQHandler(void);
WEAK void DMA12_IRQHandler(void);
WEAK void DMA13_IRQHandler(void);
WEAK void DMA14_IRQHandler(void);
WEAK void DMA15_IRQHandler(void);
WEAK void DMA_Error_IRQHandler(void);
WEAK void MCM_IRQHandler(void);
WEAK void FTFE_IRQHandler(void);
WEAK void Read_Collision_IRQHandler(void);
WEAK void LVD_LVW_IRQHandler(void);
WEAK void LLWU_IRQHandler(void);
WEAK void WDOG_EWM_IRQHandler(void);
WEAK void RNG_IRQHandler(void);
WEAK void I2C0_IRQHandler(void);
WEAK void I2C1_IRQHandler(void);
WEAK void SPI0_IRQHandler(void);
WEAK void SPI1_IRQHandler(void);
WEAK void I2S0_Tx_IRQHandler(void);
WEAK void I2S0_Rx_IRQHandler(void);
WEAK void UART0_LON_IRQHandler(void);
WEAK void UART0_RX_TX_IRQHandler(void);
WEAK void UART0_ERR_IRQHandler(void);
WEAK void UART1_RX_TX_IRQHandler(void);
WEAK void UART1_ERR_IRQHandler(void);
WEAK void UART2_RX_TX_IRQHandler(void);
WEAK void UART2_ERR_IRQHandler(void);
WEAK void UART3_RX_TX_IRQHandler(void);
WEAK void UART3_ERR_IRQHandler(void);
WEAK void ADC0_IRQHandler(void);
WEAK void CMP0_IRQHandler(void);
WEAK void CMP1_IRQHandler(void);
WEAK void FTM0_IRQHandler(void);
WEAK void FTM1_IRQHandler(void);
WEAK void FTM2_IRQHandler(void);
WEAK void CMT_IRQHandler(void);
WEAK void RTC_IRQHandler(void);
WEAK void RTC_Seconds_IRQHandler(void);
WEAK void PIT0_IRQHandler(void);
WEAK void PIT1_IRQHandler(void);
WEAK void PIT2_IRQHandler(void);
WEAK void PIT3_IRQHandler(void);
WEAK void PDB0_IRQHandler(void);
WEAK void USB0_IRQHandler(void);
WEAK void USBDCD_IRQHandler(void);
WEAK void Reserved71_IRQHandler(void);
WEAK void DAC0_IRQHandler(void);
WEAK void MCG_IRQHandler(void);
WEAK void LPTMR0_IRQHandler(void);
WEAK void PORTA_IRQHandler(void);
WEAK void PORTB_IRQHandler(void);
WEAK void PORTC_IRQHandler(void);
WEAK void PORTD_IRQHandler(void);
WEAK void PORTE_IRQHandler(void);
WEAK void SWI_IRQHandler(void);
WEAK void SPI2_IRQHandler(void);
WEAK void UART4_RX_TX_IRQHandler(void);
WEAK void UART4_ERR_IRQHandler(void);
WEAK void UART5_RX_TX_IRQHandler(void);
WEAK void UART5_ERR_IRQHandler(void);
WEAK void CMP2_IRQHandler(void);
WEAK void FTM3_IRQHandler(void);
WEAK void DAC1_IRQHandler(void);
WEAK void ADC1_IRQHandler(void);
WEAK void I2C2_IRQHandler(void);
WEAK void CAN0_ORed_Message_buffer_IRQHandler(void);
WEAK void CAN0_Bus_Off_IRQHandler(void);
WEAK void CAN0_Error_IRQHandler(void);
WEAK void CAN0_Tx_Warning_IRQHandler(void);
WEAK void CAN0_Rx_Warning_IRQHandler(void);
WEAK void CAN0_Wake_Up_IRQHandler(void);
WEAK void SDHC_IRQHandler(void);
WEAK void ENET_1588_Timer_IRQHandler(void);
WEAK void ENET_Transmit_IRQHandler(void);
WEAK void ENET_Receive_IRQHandler(void);
WEAK void ENET_Error_IRQHandler(void);
//*****************************************************************************
// Forward declaration of the driver IRQ handlers. These are aliased
// to the IntDefaultHandler, which is a 'forever' loop. When the driver
// defines a handler (with the same name), this will automatically take
// precedence over these weak definitions
//*****************************************************************************
void DMA0_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void DMA1_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void DMA2_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void DMA3_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void DMA4_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void DMA5_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void DMA6_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void DMA7_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void DMA8_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void DMA9_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void DMA10_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void DMA11_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void DMA12_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void DMA13_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void DMA14_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void DMA15_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void DMA_Error_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void MCM_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void FTFE_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void Read_Collision_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void LVD_LVW_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void LLWU_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void WDOG_EWM_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void RNG_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void I2C0_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void I2C1_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void SPI0_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void SPI1_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void I2S0_Tx_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void I2S0_Rx_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void UART0_LON_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void UART0_RX_TX_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void UART0_ERR_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void UART1_RX_TX_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void UART1_ERR_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void UART2_RX_TX_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void UART2_ERR_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void UART3_RX_TX_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void UART3_ERR_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void ADC0_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void CMP0_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void CMP1_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void FTM0_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void FTM1_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void FTM2_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void CMT_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void RTC_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void RTC_Seconds_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void PIT0_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void PIT1_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void PIT2_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void PIT3_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void PDB0_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void USB0_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void USBDCD_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void Reserved71_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void DAC0_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void MCG_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void LPTMR0_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void PORTA_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void PORTB_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void PORTC_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void PORTD_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void PORTE_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void SWI_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void SPI2_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void UART4_RX_TX_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void UART4_ERR_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void UART5_RX_TX_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void UART5_ERR_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void CMP2_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void FTM3_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void DAC1_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void ADC1_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void I2C2_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void CAN0_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void SDHC_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void ENET_1588_Timer_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void ENET_Transmit_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void ENET_Receive_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
void ENET_Error_DriverIRQHandler(void) ALIAS(IntDefaultHandler);
//*****************************************************************************
// The entry point for the application.
// __main() is the entry point for Redlib based applications
// main() is the entry point for Newlib based applications
//*****************************************************************************
#if defined (__REDLIB__)
extern void __main(void);
#endif
extern int main(void);
//*****************************************************************************
// External declaration for the pointer to the stack top from the Linker Script
//*****************************************************************************
extern void _vStackTop(void);
//*****************************************************************************
#if defined (__cplusplus)
} // extern "C"
#endif
//*****************************************************************************
// The vector table.
// This relies on the linker script to place at correct location in memory.
//*****************************************************************************
extern void (* const g_pfnVectors[])(void);
extern void * __Vectors __attribute__ ((alias ("g_pfnVectors")));
__attribute__ ((used, section(".isr_vector")))
void (* const g_pfnVectors[])(void) = {
// Core Level - CM4
&_vStackTop, // The initial stack pointer
ResetISR, // The reset handler
NMI_Handler, // The NMI handler
HardFault_Handler, // The hard fault handler
MemManage_Handler, // The MPU fault handler
BusFault_Handler, // The bus fault handler
UsageFault_Handler, // The usage fault handler
0, // Reserved
0, // Reserved
0, // Reserved
0, // Reserved
SVC_Handler, // SVCall handler
DebugMon_Handler, // Debug monitor handler
0, // Reserved
PendSV_Handler, // The PendSV handler
SysTick_Handler, // The SysTick handler
// Chip Level - MK64F12
DMA0_IRQHandler, // 16 : DMA Channel 0 Transfer Complete
DMA1_IRQHandler, // 17 : DMA Channel 1 Transfer Complete
DMA2_IRQHandler, // 18 : DMA Channel 2 Transfer Complete
DMA3_IRQHandler, // 19 : DMA Channel 3 Transfer Complete
DMA4_IRQHandler, // 20 : DMA Channel 4 Transfer Complete
DMA5_IRQHandler, // 21 : DMA Channel 5 Transfer Complete
DMA6_IRQHandler, // 22 : DMA Channel 6 Transfer Complete
DMA7_IRQHandler, // 23 : DMA Channel 7 Transfer Complete
DMA8_IRQHandler, // 24 : DMA Channel 8 Transfer Complete
DMA9_IRQHandler, // 25 : DMA Channel 9 Transfer Complete
DMA10_IRQHandler, // 26 : DMA Channel 10 Transfer Complete
DMA11_IRQHandler, // 27 : DMA Channel 11 Transfer Complete
DMA12_IRQHandler, // 28 : DMA Channel 12 Transfer Complete
DMA13_IRQHandler, // 29 : DMA Channel 13 Transfer Complete
DMA14_IRQHandler, // 30 : DMA Channel 14 Transfer Complete
DMA15_IRQHandler, // 31 : DMA Channel 15 Transfer Complete
DMA_Error_IRQHandler, // 32 : DMA Error Interrupt
MCM_IRQHandler, // 33 : Normal Interrupt
FTFE_IRQHandler, // 34 : FTFE Command complete interrupt
Read_Collision_IRQHandler, // 35 : Read Collision Interrupt
LVD_LVW_IRQHandler, // 36 : Low Voltage Detect, Low Voltage Warning
LLWU_IRQHandler, // 37 : Low Leakage Wakeup Unit
WDOG_EWM_IRQHandler, // 38 : WDOG Interrupt
RNG_IRQHandler, // 39 : RNG Interrupt
I2C0_IRQHandler, // 40 : I2C0 interrupt
I2C1_IRQHandler, // 41 : I2C1 interrupt
SPI0_IRQHandler, // 42 : SPI0 Interrupt
SPI1_IRQHandler, // 43 : SPI1 Interrupt
I2S0_Tx_IRQHandler, // 44 : I2S0 transmit interrupt
I2S0_Rx_IRQHandler, // 45 : I2S0 receive interrupt
UART0_LON_IRQHandler, // 46 : UART0 LON interrupt
UART0_RX_TX_IRQHandler, // 47 : UART0 Receive/Transmit interrupt
UART0_ERR_IRQHandler, // 48 : UART0 Error interrupt
UART1_RX_TX_IRQHandler, // 49 : UART1 Receive/Transmit interrupt
UART1_ERR_IRQHandler, // 50 : UART1 Error interrupt
UART2_RX_TX_IRQHandler, // 51 : UART2 Receive/Transmit interrupt
UART2_ERR_IRQHandler, // 52 : UART2 Error interrupt
UART3_RX_TX_IRQHandler, // 53 : UART3 Receive/Transmit interrupt
UART3_ERR_IRQHandler, // 54 : UART3 Error interrupt
ADC0_IRQHandler, // 55 : ADC0 interrupt
CMP0_IRQHandler, // 56 : CMP0 interrupt
CMP1_IRQHandler, // 57 : CMP1 interrupt
FTM0_IRQHandler, // 58 : FTM0 fault, overflow and channels interrupt
FTM1_IRQHandler, // 59 : FTM1 fault, overflow and channels interrupt
FTM2_IRQHandler, // 60 : FTM2 fault, overflow and channels interrupt
CMT_IRQHandler, // 61 : CMT interrupt
RTC_IRQHandler, // 62 : RTC interrupt
RTC_Seconds_IRQHandler, // 63 : RTC seconds interrupt
PIT0_IRQHandler, // 64 : PIT timer channel 0 interrupt
PIT1_IRQHandler, // 65 : PIT timer channel 1 interrupt
PIT2_IRQHandler, // 66 : PIT timer channel 2 interrupt
PIT3_IRQHandler, // 67 : PIT timer channel 3 interrupt
PDB0_IRQHandler, // 68 : PDB0 Interrupt
USB0_IRQHandler, // 69 : USB0 interrupt
USBDCD_IRQHandler, // 70 : USBDCD Interrupt
Reserved71_IRQHandler, // 71 : Reserved interrupt
DAC0_IRQHandler, // 72 : DAC0 interrupt
MCG_IRQHandler, // 73 : MCG Interrupt
LPTMR0_IRQHandler, // 74 : LPTimer interrupt
PORTA_IRQHandler, // 75 : Port A interrupt
PORTB_IRQHandler, // 76 : Port B interrupt
PORTC_IRQHandler, // 77 : Port C interrupt
PORTD_IRQHandler, // 78 : Port D interrupt
PORTE_IRQHandler, // 79 : Port E interrupt
SWI_IRQHandler, // 80 : Software interrupt
SPI2_IRQHandler, // 81 : SPI2 Interrupt
UART4_RX_TX_IRQHandler, // 82 : UART4 Receive/Transmit interrupt
UART4_ERR_IRQHandler, // 83 : UART4 Error interrupt
UART5_RX_TX_IRQHandler, // 84 : UART5 Receive/Transmit interrupt
UART5_ERR_IRQHandler, // 85 : UART5 Error interrupt
CMP2_IRQHandler, // 86 : CMP2 interrupt
FTM3_IRQHandler, // 87 : FTM3 fault, overflow and channels interrupt
DAC1_IRQHandler, // 88 : DAC1 interrupt
ADC1_IRQHandler, // 89 : ADC1 interrupt
I2C2_IRQHandler, // 90 : I2C2 interrupt
CAN0_ORed_Message_buffer_IRQHandler, // 91 : CAN0 OR'd message buffers interrupt
CAN0_Bus_Off_IRQHandler, // 92 : CAN0 bus off interrupt
CAN0_Error_IRQHandler, // 93 : CAN0 error interrupt
CAN0_Tx_Warning_IRQHandler, // 94 : CAN0 Tx warning interrupt
CAN0_Rx_Warning_IRQHandler, // 95 : CAN0 Rx warning interrupt
CAN0_Wake_Up_IRQHandler, // 96 : CAN0 wake up interrupt
SDHC_IRQHandler, // 97 : SDHC interrupt
ENET_1588_Timer_IRQHandler, // 98 : Ethernet MAC IEEE 1588 Timer Interrupt
ENET_Transmit_IRQHandler, // 99 : Ethernet MAC Transmit Interrupt
ENET_Receive_IRQHandler, // 100: Ethernet MAC Receive Interrupt
ENET_Error_IRQHandler, // 101: Ethernet MAC Error and miscelaneous Interrupt
}; /* End of g_pfnVectors */
//*****************************************************************************
// Functions to carry out the initialization of RW and BSS data sections. These
// are written as separate functions rather than being inlined within the
// ResetISR() function in order to cope with MCUs with multiple banks of
// memory.
//*****************************************************************************
__attribute__ ((section(".after_vectors.init_data")))
void data_init(unsigned int romstart, unsigned int start, unsigned int len) {
unsigned int *pulDest = (unsigned int*) start;
unsigned int *pulSrc = (unsigned int*) romstart;
unsigned int loop;
for (loop = 0; loop < len; loop = loop + 4)
*pulDest++ = *pulSrc++;
}
__attribute__ ((section(".after_vectors.init_bss")))
void bss_init(unsigned int start, unsigned int len) {
unsigned int *pulDest = (unsigned int*) start;
unsigned int loop;
for (loop = 0; loop < len; loop = loop + 4)
*pulDest++ = 0;
}
//*****************************************************************************
// The following symbols are constructs generated by the linker, indicating
// the location of various points in the "Global Section Table". This table is
// created by the linker via the Code Red managed linker script mechanism. It
// contains the load address, execution address and length of each RW data
// section and the execution and length of each BSS (zero initialized) section.
//*****************************************************************************
extern unsigned int __data_section_table;
extern unsigned int __data_section_table_end;
extern unsigned int __bss_section_table;
extern unsigned int __bss_section_table_end;
//*****************************************************************************
// Reset entry point for your code.
// Sets up a simple runtime environment and initializes the C/C++
// library.
//*****************************************************************************
__attribute__ ((section(".after_vectors.reset")))
void ResetISR(void) {
// Disable interrupts
__asm volatile ("cpsid i");
#if defined (__USE_CMSIS)
// If __USE_CMSIS defined, then call CMSIS SystemInit code
SystemInit();
#else
// Disable Watchdog
// Write 0xC520 to watchdog unlock register
*((volatile unsigned short *)0x4005200E) = 0xC520;
// Followed by 0xD928 to complete the unlock
*((volatile unsigned short *)0x4005200E) = 0xD928;
// Now disable watchdog via STCTRLH register
*((volatile unsigned short *)0x40052000) = 0x01D2u;
#endif // (__USE_CMSIS)
//
// Copy the data sections from flash to SRAM.
//
unsigned int LoadAddr, ExeAddr, SectionLen;
unsigned int *SectionTableAddr;
// Load base address of Global Section Table
SectionTableAddr = &__data_section_table;
// Copy the data sections from flash to SRAM.
while (SectionTableAddr < &__data_section_table_end) {
LoadAddr = *SectionTableAddr++;
ExeAddr = *SectionTableAddr++;
SectionLen = *SectionTableAddr++;
data_init(LoadAddr, ExeAddr, SectionLen);
}
// At this point, SectionTableAddr = &__bss_section_table;
// Zero fill the bss segment
while (SectionTableAddr < &__bss_section_table_end) {
ExeAddr = *SectionTableAddr++;
SectionLen = *SectionTableAddr++;
bss_init(ExeAddr, SectionLen);
}
#if !defined (__USE_CMSIS)
// Assume that if __USE_CMSIS defined, then CMSIS SystemInit code
// will enable the FPU
#if defined (__VFP_FP__) && !defined (__SOFTFP__)
//
// Code to enable the Cortex-M4 FPU only included
// if appropriate build options have been selected.
// Code taken from Section 7.1, Cortex-M4 TRM (DDI0439C)
//
// Read CPACR (located at address 0xE000ED88)
// Set bits 20-23 to enable CP10 and CP11 coprocessors
// Write back the modified value to the CPACR
asm volatile ("LDR.W R0, =0xE000ED88\n\t"
"LDR R1, [R0]\n\t"
"ORR R1, R1, #(0xF << 20)\n\t"
"STR R1, [R0]");
#endif // (__VFP_FP__) && !(__SOFTFP__)
#endif // (__USE_CMSIS)
#if !defined (__USE_CMSIS)
// Assume that if __USE_CMSIS defined, then CMSIS SystemInit code
// will setup the VTOR register
// Check to see if we are running the code from a non-zero
// address (eg RAM, external flash), in which case we need
// to modify the VTOR register to tell the CPU that the
// vector table is located at a non-0x0 address.
unsigned int * pSCB_VTOR = (unsigned int *) 0xE000ED08;
if ((unsigned int *)g_pfnVectors!=(unsigned int *) 0x00000000) {
*pSCB_VTOR = (unsigned int)g_pfnVectors;
}
#endif // (__USE_CMSIS)
#if defined (__cplusplus)
//
// Call C++ library initialisation
//
__libc_init_array();
#endif
// Reenable interrupts
__asm volatile ("cpsie i");
#if defined (__REDLIB__)
// Call the Redlib library, which in turn calls main()
__main();
#else
main();
#endif
//
// main() shouldn't return, but if it does, we'll just enter an infinite loop
//
while (1) {
;
}
}
//*****************************************************************************
// Default core exception handlers. Override the ones here by defining your own
// handler routines in your application code.
//*****************************************************************************
WEAK_AV void NMI_Handler(void)
{ while(1) {}
}
WEAK_AV void HardFault_Handler(void)
{ while(1) {}
}
WEAK_AV void MemManage_Handler(void)
{ while(1) {}
}
WEAK_AV void BusFault_Handler(void)
{ while(1) {}
}
WEAK_AV void UsageFault_Handler(void)
{ while(1) {}
}
WEAK_AV void SVC_Handler(void)
{ while(1) {}
}
WEAK_AV void DebugMon_Handler(void)
{ while(1) {}
}
WEAK_AV void PendSV_Handler(void)
{ while(1) {}
}
WEAK_AV void SysTick_Handler(void)
{ while(1) {}
}
//*****************************************************************************
// Processor ends up here if an unexpected interrupt occurs or a specific
// handler is not present in the application code.
//*****************************************************************************
WEAK_AV void IntDefaultHandler(void)
{ while(1) {}
}
//*****************************************************************************
// Default application exception handlers. Override the ones here by defining
// your own handler routines in your application code. These routines call
// driver exception handlers or IntDefaultHandler() if no driver exception
// handler is included.
//*****************************************************************************
WEAK void DMA0_IRQHandler(void)
{ DMA0_DriverIRQHandler();
}
WEAK void DMA1_IRQHandler(void)
{ DMA1_DriverIRQHandler();
}
WEAK void DMA2_IRQHandler(void)
{ DMA2_DriverIRQHandler();
}
WEAK void DMA3_IRQHandler(void)
{ DMA3_DriverIRQHandler();
}
WEAK void DMA4_IRQHandler(void)
{ DMA4_DriverIRQHandler();
}
WEAK void DMA5_IRQHandler(void)
{ DMA5_DriverIRQHandler();
}
WEAK void DMA6_IRQHandler(void)
{ DMA6_DriverIRQHandler();
}
WEAK void DMA7_IRQHandler(void)
{ DMA7_DriverIRQHandler();
}
WEAK void DMA8_IRQHandler(void)
{ DMA8_DriverIRQHandler();
}
WEAK void DMA9_IRQHandler(void)
{ DMA9_DriverIRQHandler();
}
WEAK void DMA10_IRQHandler(void)
{ DMA10_DriverIRQHandler();
}
WEAK void DMA11_IRQHandler(void)
{ DMA11_DriverIRQHandler();
}
WEAK void DMA12_IRQHandler(void)
{ DMA12_DriverIRQHandler();
}
WEAK void DMA13_IRQHandler(void)
{ DMA13_DriverIRQHandler();
}
WEAK void DMA14_IRQHandler(void)
{ DMA14_DriverIRQHandler();
}
WEAK void DMA15_IRQHandler(void)
{ DMA15_DriverIRQHandler();
}
WEAK void DMA_Error_IRQHandler(void)
{ DMA_Error_DriverIRQHandler();
}
WEAK void MCM_IRQHandler(void)
{ MCM_DriverIRQHandler();
}
WEAK void FTFE_IRQHandler(void)
{ FTFE_DriverIRQHandler();
}
WEAK void Read_Collision_IRQHandler(void)
{ Read_Collision_DriverIRQHandler();
}
WEAK void LVD_LVW_IRQHandler(void)
{ LVD_LVW_DriverIRQHandler();
}
WEAK void LLWU_IRQHandler(void)
{ LLWU_DriverIRQHandler();
}
WEAK void WDOG_EWM_IRQHandler(void)
{ WDOG_EWM_DriverIRQHandler();
}
WEAK void RNG_IRQHandler(void)
{ RNG_DriverIRQHandler();
}
WEAK void I2C0_IRQHandler(void)
{ I2C0_DriverIRQHandler();
}
WEAK void I2C1_IRQHandler(void)
{ I2C1_DriverIRQHandler();
}
WEAK void SPI0_IRQHandler(void)
{ SPI0_DriverIRQHandler();
}
WEAK void SPI1_IRQHandler(void)
{ SPI1_DriverIRQHandler();
}
WEAK void I2S0_Tx_IRQHandler(void)
{ I2S0_Tx_DriverIRQHandler();
}
WEAK void I2S0_Rx_IRQHandler(void)
{ I2S0_Rx_DriverIRQHandler();
}
WEAK void UART0_LON_IRQHandler(void)
{ UART0_LON_DriverIRQHandler();
}
WEAK void UART0_RX_TX_IRQHandler(void)
{ UART0_RX_TX_DriverIRQHandler();
}
WEAK void UART0_ERR_IRQHandler(void)
{ UART0_ERR_DriverIRQHandler();
}
WEAK void UART1_RX_TX_IRQHandler(void)
{ UART1_RX_TX_DriverIRQHandler();
}
WEAK void UART1_ERR_IRQHandler(void)
{ UART1_ERR_DriverIRQHandler();
}
WEAK void UART2_RX_TX_IRQHandler(void)
{ UART2_RX_TX_DriverIRQHandler();
}
WEAK void UART2_ERR_IRQHandler(void)
{ UART2_ERR_DriverIRQHandler();
}
WEAK void UART3_RX_TX_IRQHandler(void)
{ UART3_RX_TX_DriverIRQHandler();
}
WEAK void UART3_ERR_IRQHandler(void)
{ UART3_ERR_DriverIRQHandler();
}
WEAK void ADC0_IRQHandler(void)
{ ADC0_DriverIRQHandler();
}
WEAK void CMP0_IRQHandler(void)
{ CMP0_DriverIRQHandler();
}
WEAK void CMP1_IRQHandler(void)
{ CMP1_DriverIRQHandler();
}
WEAK void FTM0_IRQHandler(void)
{ FTM0_DriverIRQHandler();
}
WEAK void FTM1_IRQHandler(void)
{ FTM1_DriverIRQHandler();
}
WEAK void FTM2_IRQHandler(void)
{ FTM2_DriverIRQHandler();
}
WEAK void CMT_IRQHandler(void)
{ CMT_DriverIRQHandler();
}
WEAK void RTC_IRQHandler(void)
{ RTC_DriverIRQHandler();
}
WEAK void RTC_Seconds_IRQHandler(void)
{ RTC_Seconds_DriverIRQHandler();
}
WEAK void PIT0_IRQHandler(void)
{ PIT0_DriverIRQHandler();
}
WEAK void PIT1_IRQHandler(void)
{ PIT1_DriverIRQHandler();
}
WEAK void PIT2_IRQHandler(void)
{ PIT2_DriverIRQHandler();
}
WEAK void PIT3_IRQHandler(void)
{ PIT3_DriverIRQHandler();
}
WEAK void PDB0_IRQHandler(void)
{ PDB0_DriverIRQHandler();
}
WEAK void USB0_IRQHandler(void)
{ USB0_DriverIRQHandler();
}
WEAK void USBDCD_IRQHandler(void)
{ USBDCD_DriverIRQHandler();
}
WEAK void Reserved71_IRQHandler(void)
{ Reserved71_DriverIRQHandler();
}
WEAK void DAC0_IRQHandler(void)
{ DAC0_DriverIRQHandler();
}
WEAK void MCG_IRQHandler(void)
{ MCG_DriverIRQHandler();
}
WEAK void LPTMR0_IRQHandler(void)
{ LPTMR0_DriverIRQHandler();
}
WEAK void PORTA_IRQHandler(void)
{ PORTA_DriverIRQHandler();
}
WEAK void PORTB_IRQHandler(void)
{ PORTB_DriverIRQHandler();
}
WEAK void PORTC_IRQHandler(void)
{ PORTC_DriverIRQHandler();
}
WEAK void PORTD_IRQHandler(void)
{ PORTD_DriverIRQHandler();
}
WEAK void PORTE_IRQHandler(void)
{ PORTE_DriverIRQHandler();
}
WEAK void SWI_IRQHandler(void)
{ SWI_DriverIRQHandler();
}
WEAK void SPI2_IRQHandler(void)
{ SPI2_DriverIRQHandler();
}
WEAK void UART4_RX_TX_IRQHandler(void)
{ UART4_RX_TX_DriverIRQHandler();
}
WEAK void UART4_ERR_IRQHandler(void)
{ UART4_ERR_DriverIRQHandler();
}
WEAK void UART5_RX_TX_IRQHandler(void)
{ UART5_RX_TX_DriverIRQHandler();
}
WEAK void UART5_ERR_IRQHandler(void)
{ UART5_ERR_DriverIRQHandler();
}
WEAK void CMP2_IRQHandler(void)
{ CMP2_DriverIRQHandler();
}
WEAK void FTM3_IRQHandler(void)
{ FTM3_DriverIRQHandler();
}
WEAK void DAC1_IRQHandler(void)
{ DAC1_DriverIRQHandler();
}
WEAK void ADC1_IRQHandler(void)
{ ADC1_DriverIRQHandler();
}
WEAK void I2C2_IRQHandler(void)
{ I2C2_DriverIRQHandler();
}
WEAK void CAN0_ORed_Message_buffer_IRQHandler(void)
{ CAN0_DriverIRQHandler();
}
WEAK void CAN0_Bus_Off_IRQHandler(void)
{ CAN0_DriverIRQHandler();
}
WEAK void CAN0_Error_IRQHandler(void)
{ CAN0_DriverIRQHandler();
}
WEAK void CAN0_Tx_Warning_IRQHandler(void)
{ CAN0_DriverIRQHandler();
}
WEAK void CAN0_Rx_Warning_IRQHandler(void)
{ CAN0_DriverIRQHandler();
}
WEAK void CAN0_Wake_Up_IRQHandler(void)
{ CAN0_DriverIRQHandler();
}
WEAK void SDHC_IRQHandler(void)
{ SDHC_DriverIRQHandler();
}
WEAK void ENET_1588_Timer_IRQHandler(void)
{ ENET_1588_Timer_DriverIRQHandler();
}
WEAK void ENET_Transmit_IRQHandler(void)
{ ENET_Transmit_DriverIRQHandler();
}
WEAK void ENET_Receive_IRQHandler(void)
{ ENET_Receive_DriverIRQHandler();
}
WEAK void ENET_Error_IRQHandler(void)
{ ENET_Error_DriverIRQHandler();
}
//*****************************************************************************
#if defined (DEBUG)
#pragma GCC pop_options
#endif // (DEBUG)
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