/* Set up and initialize hardware prior to call to main */
void SystemInit(void)
{
#if defined(__CODE_RED)
extern void(*const g_pfnVectors[]) (void);
SCB->VTOR = (uint32_t) &g_pfnVectors;
#else
extern void *__Vectors;
SCB->VTOR = (uint32_t) &__Vectors;
#endif
#if defined(CORE_M4)
#if defined(__FPU_PRESENT) && __FPU_PRESENT == 1
fpuInit();
#endif
#endif
#if !defined(__MULTICORE_M0SLAVE) && !defined(__MULTICORE_M4SLAVE)
#if defined(NO_BOARD_LIB)
/* Chip specific SystemInit */
Chip_SystemInit();
#else
/* Board specific SystemInit */
Board_SystemInit();
#endif
#endif
}
/* Set up and initialize hardware prior to call to main */
void SystemInit(void)
{
unsigned int *pSCB_VTOR = (unsigned int *) 0xE000ED08;
#if defined(__IAR_SYSTEMS_ICC__)
extern void *__vector_table;
*pSCB_VTOR = (unsigned int) &__vector_table;
#elif defined(__CODE_RED)
extern void *g_pfnVectors;
*pSCB_VTOR = (unsigned int) &g_pfnVectors;
#elif defined(__ARMCC_VERSION)
extern void *__Vectors;
*pSCB_VTOR = (unsigned int) &__Vectors;
#endif
#if defined(__FPU_PRESENT) && __FPU_PRESENT == 1
fpuInit();
#endif
#if defined(NO_BOARD_LIB)
/* Chip specific SystemInit */
Chip_SystemInit();
#else
/* Setup system clocking and muxing */
Board_SystemInit();
#endif
}
/**
* This brings up enough clocks to allow the processor to run quickly while initialising memory.
* Other platform specific clock init can be done in init_platform() or init_architecture()
*/
WEAK void init_clocks( void ){
/** This brings up enough clocks to allow the processor to run quickly while initialising memory.
* Other platform specific clock init can be done in init_platform() or init_architecture() */
//LPC54xx clock initialized in SystemInit().
#ifdef BOOTLOADER
LPC_SYSCTL->SYSAHBCLKCTRL[0] |= 0x00000018; // Magicoe
#if defined(__FPU_PRESENT) && __FPU_PRESENT == 1
fpuInit();
#endif
#if defined(NO_BOARD_LIB)
/* Chip specific SystemInit */
Chip_SystemInit();
#else
/* Enable RAM 2 clock */
Chip_Clock_EnablePeriphClock(SYSCTL_CLOCK_SRAM2);
/* Board specific SystemInit */
Board_SystemInit(); //init pin muxing and clock.
#endif
LPC_SYSCTL->SYSAHBCLKCTRL[0] |= 0x00000018; // Magicoe
Chip_SYSCTL_PowerUp(PDRUNCFG_PD_IRC_OSC_EN|PDRUNCFG_PD_IRC_EN);
/* Configure PIN0.21 as CLKOUT with pull-up, monitor the MAINCLK on scope */
Chip_IOCON_PinMuxSet(LPC_IOCON, 0, 21, IOCON_MODE_PULLUP | IOCON_FUNC1 | IOCON_DIGITAL_EN | IOCON_INPFILT_OFF);
Chip_Clock_SetCLKOUTSource(SYSCTL_CLKOUTSRC_RTC, 1);
Chip_Clock_EnableRTCOsc();
Chip_RTC_Init(LPC_RTC);
Chip_RTC_Enable1KHZ(LPC_RTC);
Chip_RTC_Enable(LPC_RTC);
#endif
}
void startup(void) {
init_memory();
Chip_SystemInit();
main();
while(1);
}
/* Set up and initialize hardware prior to call to main */
void SystemInit(void)
{
#if defined(NO_BOARD_LIB)
/* Chip specific SystemInit */
Chip_SystemInit();
#else
/* Board specific SystemInit */
Board_SystemInit();
#endif
}
/* Set up and initialize hardware prior to call to main */
void SystemInit(void)
{
#if defined(NO_BOARD_LIB)
/* Chip specific SystemInit */
Chip_SystemInit();
#else
/* Setup system clocking and muxing */
Board_SystemInit();
#endif
}
int main()
{
Chip_SystemInit();
nOS_Init();
nOS_ThreadSetName(NULL, "main");
nOS_SemCreate(&semA, 0, 1);
nOS_SemCreate(&semB, 0, 1);
nOS_SemCreate(&semC, 0, 1);
nOS_ThreadCreate(&threadA, ThreadA, 0, stackA, THREAD_STACK_SIZE, NOS_CONFIG_HIGHEST_THREAD_PRIO, NOS_THREAD_READY, "ThreadA");
nOS_ThreadCreate(&threadB, ThreadB, 0, stackB, THREAD_STACK_SIZE, NOS_CONFIG_HIGHEST_THREAD_PRIO-1, NOS_THREAD_READY, "ThreadB");
nOS_ThreadCreate(&threadC, ThreadC, 0, stackC, THREAD_STACK_SIZE, NOS_CONFIG_HIGHEST_THREAD_PRIO-2, NOS_THREAD_READY, "ThreadC");
nOS_Start(SysTick_Init);
while (1) {
nOS_SemGive(&semC);
}
}
/*
This file contains the entry point (Reset_Handler) of your firmware project.
The reset handled initializes the RAM and calls system library initializers as well as
the platform-specific initializer and the main() function.
*/
void SystemInit(void)
{
Chip_SystemInit();
}
