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Merge remote-tracking branch 'refs/remotes/mbedmicro/master' into dev_nucleo_f303k8
2 parents d7ab336 + 3f2632b commit 3dff531

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‎libraries/mbed/api/mbed.h

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@@ -16,7 +16,7 @@
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#ifndef MBED_H
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#define MBED_H
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#define MBED_LIBRARY_VERSION 106
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#define MBED_LIBRARY_VERSION 108
2020

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#include "platform.h"
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‎libraries/mbed/targets/cmsis/TARGET_Atmel/TARGET_SAM_CortexM0+/TARGET_SAMD21/TARGET_SAMD21G18A/TOOLCHAIN_GCC_ARM/samd21g18a.ld

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OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm")
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OUTPUT_ARCH(arm)
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SEARCH_DIR(.)
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/* Memory Spaces Definitions */
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MEMORY
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{
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rom (rx) : ORIGIN = 0x00000000, LENGTH = 0x00040000
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ram (rwx) : ORIGIN = 0x20000000, LENGTH = 0x00008000
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}
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/* The stack size used by the application. NOTE: you need to adjust according to your application. */
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STACK_SIZE = DEFINED(STACK_SIZE) ? STACK_SIZE : DEFINED(__stack_size__) ? __stack_size__ : 0x2000;
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/* Section Definitions */
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SECTIONS
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{
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.text :
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{
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. = ALIGN(4);
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_sfixed = .;
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KEEP(*(.vectors .vectors.*))
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*(.text .text.* .gnu.linkonce.t.*)
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*(.glue_7t) *(.glue_7)
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*(.rodata .rodata* .gnu.linkonce.r.*)
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*(.ARM.extab* .gnu.linkonce.armextab.*)
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/* Support C constructors, and C destructors in both user code
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and the C library. This also provides support for C++ code. */
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. = ALIGN(4);
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KEEP(*(.init))
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. = ALIGN(4);
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__preinit_array_start = .;
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KEEP (*(.preinit_array))
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__preinit_array_end = .;
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. = ALIGN(4);
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__init_array_start = .;
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KEEP (*(SORT(.init_array.*)))
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KEEP (*(.init_array))
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__init_array_end = .;
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. = ALIGN(4);
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KEEP (*crtbegin.o(.ctors))
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KEEP (*(EXCLUDE_FILE (*crtend.o) .ctors))
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KEEP (*(SORT(.ctors.*)))
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KEEP (*crtend.o(.ctors))
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. = ALIGN(4);
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KEEP(*(.fini))
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. = ALIGN(4);
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__fini_array_start = .;
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KEEP (*(.fini_array))
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KEEP (*(SORT(.fini_array.*)))
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__fini_array_end = .;
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KEEP (*crtbegin.o(.dtors))
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KEEP (*(EXCLUDE_FILE (*crtend.o) .dtors))
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KEEP (*(SORT(.dtors.*)))
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KEEP (*crtend.o(.dtors))
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. = ALIGN(4);
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_efixed = .; /* End of text section */
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} > rom
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/* .ARM.exidx is sorted, so has to go in its own output section. */
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PROVIDE_HIDDEN (__exidx_start = .);
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.ARM.exidx :
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{
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*(.ARM.exidx* .gnu.linkonce.armexidx.*)
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} > rom
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PROVIDE_HIDDEN (__exidx_end = .);
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. = ALIGN(4);
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_etext = .;
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.dvectors (NOLOAD) :
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{
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_sdvectors = .;
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. = . + 0xB0;
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_edvectors = .;
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} > ram
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.relocate : AT (_etext)
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{
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. = ALIGN(4);
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_srelocate = .;
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*(.ramfunc .ramfunc.*);
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*(.data .data.*);
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. = ALIGN(4);
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_erelocate = .;
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} > ram
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/* .bss section which is used for uninitialized data */
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.bss (NOLOAD) :
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{
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. = ALIGN(4);
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_sbss = . ;
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_szero = .;
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*(.bss .bss.*)
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*(COMMON)
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. = ALIGN(4);
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_ebss = . ;
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_ezero = .;
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} > ram
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.heap (NOLOAD) :
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{
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. = ALIGN(4);
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__end__ = . ;
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. = ORIGIN(ram) + LENGTH(ram) - STACK_SIZE;
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} > ram
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/* stack section */
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.stack (NOLOAD):
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{
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. = ALIGN(8);
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_sstack = .;
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. = . + STACK_SIZE;
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. = ALIGN(8);
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_estack = .;
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} > ram
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. = ALIGN(4);
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}

‎libraries/mbed/targets/cmsis/TARGET_Atmel/TARGET_SAM_CortexM0+/TARGET_SAMD21/TARGET_SAMD21G18A/TOOLCHAIN_GCC_ARM/startup_samd21.c

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#include "samd21.h"
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/* Initialize segments */
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extern uint32_t _sfixed;
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extern uint32_t _efixed;
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extern uint32_t _etext;
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extern uint32_t _srelocate;
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extern uint32_t _erelocate;
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extern uint32_t _szero;
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extern uint32_t _ezero;
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extern uint32_t _sstack;
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extern uint32_t _estack;
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/** \cond DOXYGEN_SHOULD_SKIP_THIS */
15+
int main(void);
16+
/** \endcond */
17+
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void __libc_init_array(void);
19+
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/* Default empty handler */
21+
void Dummy_Handler(void);
22+
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/* Cortex-M0+ core handlers */
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void NMI_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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void HardFault_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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void SVC_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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void PendSV_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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void SysTick_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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/* Peripherals handlers */
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void PM_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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void SYSCTRL_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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void WDT_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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void RTC_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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void EIC_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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void NVMCTRL_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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void DMAC_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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void USB_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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void EVSYS_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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void SERCOM0_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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void SERCOM1_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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void SERCOM2_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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void SERCOM3_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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void SERCOM4_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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void SERCOM5_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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void TCC0_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
47+
void TCC1_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
48+
void TCC2_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
49+
void TC3_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
50+
void TC4_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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void TC5_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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void TC6_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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void TC7_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
54+
void ADC_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
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void AC_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
56+
void DAC_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
57+
void PTC_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
58+
void I2S_Handler ( void ) __attribute__ ((weak, alias("Dummy_Handler")));
59+
60+
/* Exception Table */
61+
__attribute__ ((section(".vectors")))
62+
const DeviceVectors exception_table = {
63+
64+
/* Configure Initial Stack Pointer, using linker-generated symbols */
65+
(void*) (&_estack),
66+
67+
(void*) Reset_Handler,
68+
(void*) NMI_Handler,
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(void*) HardFault_Handler,
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(void*) (0UL), /* Reserved */
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(void*) (0UL), /* Reserved */
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(void*) (0UL), /* Reserved */
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(void*) (0UL), /* Reserved */
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(void*) (0UL), /* Reserved */
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(void*) (0UL), /* Reserved */
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(void*) (0UL), /* Reserved */
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(void*) SVC_Handler,
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(void*) (0UL), /* Reserved */
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(void*) (0UL), /* Reserved */
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(void*) PendSV_Handler,
81+
(void*) SysTick_Handler,
82+
83+
/* Configurable interrupts */
84+
(void*) PM_Handler, /* 0 Power Manager */
85+
(void*) SYSCTRL_Handler, /* 1 System Control */
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(void*) WDT_Handler, /* 2 Watchdog Timer */
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(void*) RTC_Handler, /* 3 Real-Time Counter */
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(void*) EIC_Handler, /* 4 External Interrupt Controller */
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(void*) NVMCTRL_Handler, /* 5 Non-Volatile Memory Controller */
90+
(void*) DMAC_Handler, /* 6 Direct Memory Access Controller */
91+
(void*) USB_Handler, /* 7 Universal Serial Bus */
92+
(void*) EVSYS_Handler, /* 8 Event System Interface */
93+
(void*) SERCOM0_Handler, /* 9 Serial Communication Interface 0 */
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(void*) SERCOM1_Handler, /* 10 Serial Communication Interface 1 */
95+
(void*) SERCOM2_Handler, /* 11 Serial Communication Interface 2 */
96+
(void*) SERCOM3_Handler, /* 12 Serial Communication Interface 3 */
97+
(void*) SERCOM4_Handler, /* 13 Serial Communication Interface 4 */
98+
(void*) SERCOM5_Handler, /* 14 Serial Communication Interface 5 */
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(void*) TCC0_Handler, /* 15 Timer Counter Control 0 */
100+
(void*) TCC1_Handler, /* 16 Timer Counter Control 1 */
101+
(void*) TCC2_Handler, /* 17 Timer Counter Control 2 */
102+
(void*) TC3_Handler, /* 18 Basic Timer Counter 0 */
103+
(void*) TC4_Handler, /* 19 Basic Timer Counter 1 */
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(void*) TC5_Handler, /* 20 Basic Timer Counter 2 */
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(void*) TC6_Handler, /* 21 Basic Timer Counter 3 */
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(void*) TC7_Handler, /* 22 Basic Timer Counter 4 */
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(void*) ADC_Handler, /* 23 Analog Digital Converter */
108+
(void*) AC_Handler, /* 24 Analog Comparators */
109+
(void*) DAC_Handler, /* 25 Digital Analog Converter */
110+
(void*) PTC_Handler, /* 26 Peripheral Touch Controller */
111+
(void*) I2S_Handler /* 27 Inter-IC Sound Interface */
112+
};
113+
114+
/**
115+
* \brief This is the code that gets called on processor reset.
116+
* To initialize the device, and call the main() routine.
117+
*/
118+
void Reset_Handler(void)
119+
{
120+
uint32_t *pSrc, *pDest;
121+
122+
/* Initialize the relocate segment */
123+
pSrc = &_etext;
124+
pDest = &_srelocate;
125+
126+
if (pSrc != pDest) {
127+
for (; pDest < &_erelocate;) {
128+
*pDest++ = *pSrc++;
129+
}
130+
}
131+
132+
/* Clear the zero segment */
133+
for (pDest = &_szero; pDest < &_ezero;) {
134+
*pDest++ = 0;
135+
}
136+
137+
/* Set the vector table base address */
138+
pSrc = (uint32_t *) & _sfixed;
139+
SCB->VTOR = ((uint32_t) pSrc & SCB_VTOR_TBLOFF_Msk);
140+
141+
/* Initialize the C library */
142+
__libc_init_array();
143+
144+
/* Branch to main function */ // expected to be done by MBED OS
145+
main();
146+
147+
/* Infinite loop */
148+
while (1);
149+
}
150+
151+
/**
152+
* \brief Default interrupt handler for unused IRQs.
153+
*/
154+
void Dummy_Handler(void)
155+
{
156+
while (1) {
157+
}
158+
}

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