tmk_core/tool/mbed/mbed-sdk/libraries/mbed/targets/cmsis/TARGET_NXP/TARGET_LPC11U6X/TOOLCHAIN_GCC_CR/TARGET_LPC11U68/startup_LPC11U68.cpp

   1 extern "C" {
   2
   3 #include "LPC11U6x.h"
   4 #define WEAK          __attribute__ ((weak))
   5 #define ALIAS(f)      __attribute__ ((weak, alias (#f)))
   6 #define AFTER_VECTORS __attribute__ ((section(".after_vectors")))void ResetISR(void);
   7
   8 // Patch the AEABI integer divide functions to use MCU's romdivide library
   9 #ifdef __USE_ROMDIVIDE
  10 // Location in memory that holds the address of the ROM Driver table
  11 #define PTR_ROM_DRIVER_TABLE ((unsigned int *)(0x1FFF1FF8))
  12 // Variables to store addresses of idiv and udiv functions within MCU ROM
  13 unsigned int *pDivRom_idiv;
  14 unsigned int *pDivRom_uidiv;
  15 #endif
  16
  17
  18 extern unsigned int __data_section_table;
  19 extern unsigned int __data_section_table_end;
  20 extern unsigned int __bss_section_table;
  21 extern unsigned int __bss_section_table_end;
  22
  23
  24 extern void __libc_init_array(void);
  25 extern int main(void);
  26 extern void _vStackTop(void);
  27 extern void (* const g_pfnVectors[])(void);
  28
  29      void ResetISR(void);
  30 WEAK void NMI_Handler(void);
  31 WEAK void HardFault_Handler(void);
  32 WEAK void SVC_Handler(void);
  33 WEAK void PendSV_Handler(void);
  34 WEAK void SysTick_Handler(void);
  35 WEAK void IntDefaultHandler(void);
  36
  37 void PIN_INT0_IRQHandler (void) ALIAS(IntDefaultHandler);
  38 void PIN_INT1_IRQHandler (void) ALIAS(IntDefaultHandler);
  39 void PIN_INT2_IRQHandler (void) ALIAS(IntDefaultHandler);
  40 void PIN_INT3_IRQHandler (void) ALIAS(IntDefaultHandler);
  41 void PIN_INT4_IRQHandler (void) ALIAS(IntDefaultHandler);
  42 void PIN_INT5_IRQHandler (void) ALIAS(IntDefaultHandler);
  43 void PIN_INT6_IRQHandler (void) ALIAS(IntDefaultHandler);
  44 void PIN_INT7_IRQHandler (void) ALIAS(IntDefaultHandler);
  45 void GINT0_IRQHandler (void) ALIAS(IntDefaultHandler);
  46 void GINT1_IRQHandler (void) ALIAS(IntDefaultHandler);
  47 void I2C1_IRQHandler (void) ALIAS(IntDefaultHandler);
  48 void USART1_4_IRQHandler (void) ALIAS(IntDefaultHandler);
  49 void USART2_3_IRQHandler (void) ALIAS(IntDefaultHandler);
  50 void SCT0_1_IRQHandler (void) ALIAS(IntDefaultHandler);
  51 void SSP1_IRQHandler (void) ALIAS(IntDefaultHandler);
  52 void I2C0_IRQHandler (void) ALIAS(IntDefaultHandler);
  53 void TIMER16_0_IRQHandler (void) ALIAS(IntDefaultHandler);
  54 void TIMER16_1_IRQHandler (void) ALIAS(IntDefaultHandler);
  55 void TIMER32_0_IRQHandler (void) ALIAS(IntDefaultHandler);
  56 void TIMER32_1_IRQHandler (void) ALIAS(IntDefaultHandler);
  57 void SSP0_IRQHandler (void) ALIAS(IntDefaultHandler);
  58 void USART0_IRQHandler (void) ALIAS(IntDefaultHandler);
  59 void USB_IRQHandler (void) ALIAS(IntDefaultHandler);
  60 void USB_FIQHandler (void) ALIAS(IntDefaultHandler);
  61 void ADCA_IRQHandler (void) ALIAS(IntDefaultHandler);
  62 void RTC_IRQHandler (void) ALIAS(IntDefaultHandler);
  63 void BOD_WDT_IRQHandler (void) ALIAS(IntDefaultHandler);
  64 void FMC_IRQHandler (void) ALIAS(IntDefaultHandler);
  65 void DMA_IRQHandler (void) ALIAS(IntDefaultHandler);
  66 void ADCB_IRQHandler (void) ALIAS(IntDefaultHandler);
  67 void USBWakeup_IRQHandler (void) ALIAS(IntDefaultHandler);
  68
  69 __attribute__ ((section(".isr_vector")))
  70 void (* const g_pfnVectors[])(void) = {
  71         // Core Level - CM0
  72     &_vStackTop,                     // The initial stack pointer
  73     ResetISR,                        // The reset handler
  74     NMI_Handler,                     // The NMI handler
  75     HardFault_Handler,               // The hard fault handler
  76     0,                               // Reserved
  77     0,                               // Reserved
  78     0,                               // Reserved
  79     0,                               // Reserved
  80     0,                               // Reserved
  81     0,                               // Reserved
  82     0,                               // Reserved
  83     SVC_Handler,                     // SVCall handler
  84     0,                               // Reserved
  85     0,                               // Reserved
  86     PendSV_Handler,                  // The PendSV handler
  87     SysTick_Handler,                 // The SysTick handler
  88
  89     // Chip Level - LPC11U68
  90     PIN_INT0_IRQHandler,             //  0 - GPIO pin interrupt 0
  91     PIN_INT1_IRQHandler,             //  1 - GPIO pin interrupt 1
  92     PIN_INT2_IRQHandler,             //  2 - GPIO pin interrupt 2
  93     PIN_INT3_IRQHandler,             //  3 - GPIO pin interrupt 3
  94     PIN_INT4_IRQHandler,             //  4 - GPIO pin interrupt 4
  95     PIN_INT5_IRQHandler,             //  5 - GPIO pin interrupt 5
  96     PIN_INT6_IRQHandler,             //  6 - GPIO pin interrupt 6
  97     PIN_INT7_IRQHandler,             //  7 - GPIO pin interrupt 7
  98     GINT0_IRQHandler,                //  8 - GPIO GROUP0 interrupt
  99     GINT1_IRQHandler,                //  9 - GPIO GROUP1 interrupt
 100     I2C1_IRQHandler,                 // 10 - I2C1
 101     USART1_4_IRQHandler,             // 11 - combined USART1 & 4 interrupt
 102     USART2_3_IRQHandler,             // 12 - combined USART2 & 3 interrupt
 103     SCT0_1_IRQHandler,               // 13 - combined SCT0 and 1 interrupt
 104     SSP1_IRQHandler,                 // 14 - SPI/SSP1 Interrupt
 105     I2C0_IRQHandler,                 // 15 - I2C0
 106     TIMER16_0_IRQHandler,            // 16 - CT16B0 (16-bit Timer 0)
 107     TIMER16_1_IRQHandler,            // 17 - CT16B1 (16-bit Timer 1)
 108     TIMER32_0_IRQHandler,            // 18 - CT32B0 (32-bit Timer 0)
 109     TIMER32_1_IRQHandler,            // 19 - CT32B1 (32-bit Timer 1)
 110     SSP0_IRQHandler,                 // 20 - SPI/SSP0 Interrupt
 111     USART0_IRQHandler,               // 21 - USART0
 112     USB_IRQHandler,                  // 22 - USB IRQ
 113     USB_FIQHandler,                  // 23 - USB FIQ
 114     ADCA_IRQHandler,                 // 24 - ADC A(A/D Converter)
 115     RTC_IRQHandler,                  // 25 - Real Time CLock interrpt
 116     BOD_WDT_IRQHandler,              // 25 - Combined Brownout/Watchdog interrupt
 117     FMC_IRQHandler,                  // 27 - IP2111 Flash Memory Controller
 118     DMA_IRQHandler,                  // 28 - DMA interrupt
 119     ADCB_IRQHandler,                 // 24 - ADC B (A/D Converter)
 120     USBWakeup_IRQHandler,            // 30 - USB wake-up interrupt
 121     0,                               // 31 - Reserved
 122 };
 123 /* End Vector */
 124
 125 AFTER_VECTORS void data_init(unsigned int romstart, unsigned int start, unsigned int len) {
 126     unsigned int *pulDest = (unsigned int*) start;
 127     unsigned int *pulSrc = (unsigned int*) romstart;
 128     unsigned int loop;
 129     for (loop = 0; loop < len; loop = loop + 4) *pulDest++ = *pulSrc++;
 130 }
 131
 132 AFTER_VECTORS void bss_init(unsigned int start, unsigned int len) {
 133     unsigned int *pulDest = (unsigned int*) start;
 134     unsigned int loop;
 135     for (loop = 0; loop < len; loop = loop + 4) *pulDest++ = 0;
 136 }
 137
 138
 139 /* Reset entry point*/
 140 extern "C" void software_init_hook(void) __attribute__((weak));
 141
 142 AFTER_VECTORS void ResetISR(void) {
 143     unsigned int LoadAddr, ExeAddr, SectionLen;
 144     unsigned int *SectionTableAddr;
 145
 146     SectionTableAddr = &__data_section_table;
 147
 148     while (SectionTableAddr < &__data_section_table_end) {
 149         LoadAddr = *SectionTableAddr++;
 150         ExeAddr = *SectionTableAddr++;
 151         SectionLen = *SectionTableAddr++;
 152         data_init(LoadAddr, ExeAddr, SectionLen);
 153     }
 154     while (SectionTableAddr < &__bss_section_table_end) {
 155         ExeAddr = *SectionTableAddr++;
 156         SectionLen = *SectionTableAddr++;
 157         bss_init(ExeAddr, SectionLen);
 158     }
 159
 160     // Patch the AEABI integer divide functions to use MCU's romdivide library
 161 #ifdef __USE_ROMDIVIDE
 162     // Get address of Integer division routines function table in ROM
 163     unsigned int *div_ptr = (unsigned int *)((unsigned int *)*(PTR_ROM_DRIVER_TABLE))[4];
 164     // Get addresses of integer divide routines in ROM
 165     // These address are then used by the code in aeabi_romdiv_patch.s
 166     pDivRom_idiv = (unsigned int *)div_ptr[0];
 167     pDivRom_uidiv = (unsigned int *)div_ptr[1];
 168 #endif
 169
 170
 171     SystemInit();
 172     if (software_init_hook)
 173         software_init_hook();
 174     else {
 175         __libc_init_array();
 176         main();
 177     }
 178     while (1) {;}
 179 }
 180
 181 AFTER_VECTORS void NMI_Handler       (void) {}
 182 AFTER_VECTORS void HardFault_Handler (void) {}
 183 AFTER_VECTORS void MemManage_Handler (void) {}
 184 AFTER_VECTORS void BusFault_Handler  (void) {}
 185 AFTER_VECTORS void UsageFault_Handler(void) {}
 186 AFTER_VECTORS void SVC_Handler       (void) {}
 187 AFTER_VECTORS void DebugMon_Handler  (void) {}
 188 AFTER_VECTORS void PendSV_Handler    (void) {}
 189 AFTER_VECTORS void SysTick_Handler   (void) {}
 190 AFTER_VECTORS void IntDefaultHandler (void) {}
 191
 192 int __aeabi_atexit(void *object, void (*destructor)(void *), void *dso_handle) {return 0;}
 193 }
 194
 195 #include <stdlib.h>
 196
 197 void *operator new(size_t size)  {return malloc(size);}
 198 void *operator new[](size_t size){return malloc(size);}
 199
 200 void operator delete(void *p)   {free(p);}
 201 void operator delete[](void *p) {free(p);}