Sigve Sebastian Farstad
mbed w/ spi bug fig
Fork of
mbed-src
by 
mbed official
Diff: targets/cmsis/TARGET_NXP/TARGET_LPC11U6X/TOOLCHAIN_GCC_CR/TARGET_LPC11U68/startup_LPC11U68.cpp
- Revision:
- 232:1e593fe58241
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/targets/cmsis/TARGET_NXP/TARGET_LPC11U6X/TOOLCHAIN_GCC_CR/TARGET_LPC11U68/startup_LPC11U68.cpp Tue Jun 17 11:00:07 2014 +0100
@@ -0,0 +1,201 @@
+extern "C" {
+
+#include "LPC11U6x.h"
+#define WEAK __attribute__ ((weak))
+#define ALIAS(f) __attribute__ ((weak, alias (#f)))
+#define AFTER_VECTORS __attribute__ ((section(".after_vectors")))void ResetISR(void);
+
+// Patch the AEABI integer divide functions to use MCU's romdivide library
+#ifdef __USE_ROMDIVIDE
+// Location in memory that holds the address of the ROM Driver table
+#define PTR_ROM_DRIVER_TABLE ((unsigned int *)(0x1FFF1FF8))
+// Variables to store addresses of idiv and udiv functions within MCU ROM
+unsigned int *pDivRom_idiv;
+unsigned int *pDivRom_uidiv;
+#endif
+
+
+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;
+
+
+extern void __libc_init_array(void);
+extern int main(void);
+extern void _vStackTop(void);
+extern void (* const g_pfnVectors[])(void);
+
+ void ResetISR(void);
+WEAK void NMI_Handler(void);
+WEAK void HardFault_Handler(void);
+WEAK void SVC_Handler(void);
+WEAK void PendSV_Handler(void);
+WEAK void SysTick_Handler(void);
+WEAK void IntDefaultHandler(void);
+
+void PIN_INT0_IRQHandler (void) ALIAS(IntDefaultHandler);
+void PIN_INT1_IRQHandler (void) ALIAS(IntDefaultHandler);
+void PIN_INT2_IRQHandler (void) ALIAS(IntDefaultHandler);
+void PIN_INT3_IRQHandler (void) ALIAS(IntDefaultHandler);
+void PIN_INT4_IRQHandler (void) ALIAS(IntDefaultHandler);
+void PIN_INT5_IRQHandler (void) ALIAS(IntDefaultHandler);
+void PIN_INT6_IRQHandler (void) ALIAS(IntDefaultHandler);
+void PIN_INT7_IRQHandler (void) ALIAS(IntDefaultHandler);
+void GINT0_IRQHandler (void) ALIAS(IntDefaultHandler);
+void GINT1_IRQHandler (void) ALIAS(IntDefaultHandler);
+void I2C1_IRQHandler (void) ALIAS(IntDefaultHandler);
+void USART1_4_IRQHandler (void) ALIAS(IntDefaultHandler);
+void USART2_3_IRQHandler (void) ALIAS(IntDefaultHandler);
+void SCT0_1_IRQHandler (void) ALIAS(IntDefaultHandler);
+void SSP1_IRQHandler (void) ALIAS(IntDefaultHandler);
+void I2C0_IRQHandler (void) ALIAS(IntDefaultHandler);
+void TIMER16_0_IRQHandler (void) ALIAS(IntDefaultHandler);
+void TIMER16_1_IRQHandler (void) ALIAS(IntDefaultHandler);
+void TIMER32_0_IRQHandler (void) ALIAS(IntDefaultHandler);
+void TIMER32_1_IRQHandler (void) ALIAS(IntDefaultHandler);
+void SSP0_IRQHandler (void) ALIAS(IntDefaultHandler);
+void USART0_IRQHandler (void) ALIAS(IntDefaultHandler);
+void USB_IRQHandler (void) ALIAS(IntDefaultHandler);
+void USB_FIQHandler (void) ALIAS(IntDefaultHandler);
+void ADCA_IRQHandler (void) ALIAS(IntDefaultHandler);
+void RTC_IRQHandler (void) ALIAS(IntDefaultHandler);
+void BOD_WDT_IRQHandler (void) ALIAS(IntDefaultHandler);
+void FMC_IRQHandler (void) ALIAS(IntDefaultHandler);
+void DMA_IRQHandler (void) ALIAS(IntDefaultHandler);
+void ADCB_IRQHandler (void) ALIAS(IntDefaultHandler);
+void USBWakeup_IRQHandler (void) ALIAS(IntDefaultHandler);
+
+__attribute__ ((section(".isr_vector")))
+void (* const g_pfnVectors[])(void) = {
+ // Core Level - CM0
+ &_vStackTop, // The initial stack pointer
+ ResetISR, // The reset handler
+ NMI_Handler, // The NMI handler
+ HardFault_Handler, // The hard fault handler
+ 0, // Reserved
+ 0, // Reserved
+ 0, // Reserved
+ 0, // Reserved
+ 0, // Reserved
+ 0, // Reserved
+ 0, // Reserved
+ SVC_Handler, // SVCall handler
+ 0, // Reserved
+ 0, // Reserved
+ PendSV_Handler, // The PendSV handler
+ SysTick_Handler, // The SysTick handler
+
+ // Chip Level - LPC11U68
+ PIN_INT0_IRQHandler, // 0 - GPIO pin interrupt 0
+ PIN_INT1_IRQHandler, // 1 - GPIO pin interrupt 1
+ PIN_INT2_IRQHandler, // 2 - GPIO pin interrupt 2
+ PIN_INT3_IRQHandler, // 3 - GPIO pin interrupt 3
+ PIN_INT4_IRQHandler, // 4 - GPIO pin interrupt 4
+ PIN_INT5_IRQHandler, // 5 - GPIO pin interrupt 5
+ PIN_INT6_IRQHandler, // 6 - GPIO pin interrupt 6
+ PIN_INT7_IRQHandler, // 7 - GPIO pin interrupt 7
+ GINT0_IRQHandler, // 8 - GPIO GROUP0 interrupt
+ GINT1_IRQHandler, // 9 - GPIO GROUP1 interrupt
+ I2C1_IRQHandler, // 10 - I2C1
+ USART1_4_IRQHandler, // 11 - combined USART1 & 4 interrupt
+ USART2_3_IRQHandler, // 12 - combined USART2 & 3 interrupt
+ SCT0_1_IRQHandler, // 13 - combined SCT0 and 1 interrupt
+ SSP1_IRQHandler, // 14 - SPI/SSP1 Interrupt
+ I2C0_IRQHandler, // 15 - I2C0
+ TIMER16_0_IRQHandler, // 16 - CT16B0 (16-bit Timer 0)
+ TIMER16_1_IRQHandler, // 17 - CT16B1 (16-bit Timer 1)
+ TIMER32_0_IRQHandler, // 18 - CT32B0 (32-bit Timer 0)
+ TIMER32_1_IRQHandler, // 19 - CT32B1 (32-bit Timer 1)
+ SSP0_IRQHandler, // 20 - SPI/SSP0 Interrupt
+ USART0_IRQHandler, // 21 - USART0
+ USB_IRQHandler, // 22 - USB IRQ
+ USB_FIQHandler, // 23 - USB FIQ
+ ADCA_IRQHandler, // 24 - ADC A(A/D Converter)
+ RTC_IRQHandler, // 25 - Real Time CLock interrpt
+ BOD_WDT_IRQHandler, // 25 - Combined Brownout/Watchdog interrupt
+ FMC_IRQHandler, // 27 - IP2111 Flash Memory Controller
+ DMA_IRQHandler, // 28 - DMA interrupt
+ ADCB_IRQHandler, // 24 - ADC B (A/D Converter)
+ USBWakeup_IRQHandler, // 30 - USB wake-up interrupt
+ 0, // 31 - Reserved
+};
+/* End Vector */
+
+AFTER_VECTORS 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++;
+}
+
+AFTER_VECTORS 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;
+}
+
+
+/* Reset entry point*/
+extern "C" void software_init_hook(void) __attribute__((weak));
+
+AFTER_VECTORS void ResetISR(void) {
+ unsigned int LoadAddr, ExeAddr, SectionLen;
+ unsigned int *SectionTableAddr;
+
+ SectionTableAddr = &__data_section_table;
+
+ while (SectionTableAddr < &__data_section_table_end) {
+ LoadAddr = *SectionTableAddr++;
+ ExeAddr = *SectionTableAddr++;
+ SectionLen = *SectionTableAddr++;
+ data_init(LoadAddr, ExeAddr, SectionLen);
+ }
+ while (SectionTableAddr < &__bss_section_table_end) {
+ ExeAddr = *SectionTableAddr++;
+ SectionLen = *SectionTableAddr++;
+ bss_init(ExeAddr, SectionLen);
+ }
+
+ // Patch the AEABI integer divide functions to use MCU's romdivide library
+#ifdef __USE_ROMDIVIDE
+ // Get address of Integer division routines function table in ROM
+ unsigned int *div_ptr = (unsigned int *)((unsigned int *)*(PTR_ROM_DRIVER_TABLE))[4];
+ // Get addresses of integer divide routines in ROM
+ // These address are then used by the code in aeabi_romdiv_patch.s
+ pDivRom_idiv = (unsigned int *)div_ptr[0];
+ pDivRom_uidiv = (unsigned int *)div_ptr[1];
+#endif
+
+
+ SystemInit();
+ if (software_init_hook)
+ software_init_hook();
+ else {
+ __libc_init_array();
+ main();
+ }
+ while (1) {;}
+}
+
+AFTER_VECTORS void NMI_Handler (void) {}
+AFTER_VECTORS void HardFault_Handler (void) {}
+AFTER_VECTORS void MemManage_Handler (void) {}
+AFTER_VECTORS void BusFault_Handler (void) {}
+AFTER_VECTORS void UsageFault_Handler(void) {}
+AFTER_VECTORS void SVC_Handler (void) {}
+AFTER_VECTORS void DebugMon_Handler (void) {}
+AFTER_VECTORS void PendSV_Handler (void) {}
+AFTER_VECTORS void SysTick_Handler (void) {}
+AFTER_VECTORS void IntDefaultHandler (void) {}
+
+int __aeabi_atexit(void *object, void (*destructor)(void *), void *dso_handle) {return 0;}
+}
+
+#include <stdlib.h>
+
+void *operator new(size_t size) {return malloc(size);}
+void *operator new[](size_t size){return malloc(size);}
+
+void operator delete(void *p) {free(p);}
+void operator delete[](void *p) {free(p);}