2275ed7b0c
includes minor refactoring in example code and modification of how the generic and the tinygecko specific vector.h go together (bringing it in line with stm32/f1's memorymap.h)
43 lines
1.4 KiB
C
43 lines
1.4 KiB
C
/** @file
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*
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* Definitions for handling vector tables.
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*
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* This implements d0002_efm32_cortex-m3_reference_manual.pdf's figure 2.2.
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*
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* The structure of the vector table is implemented independently of the system
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* vector table starting at memory position 0x0, as it can be relocated to
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* other memory locations too.
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*/
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#ifndef LIBOPENCM3_EFM32_VECTOR_H
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#define LIBOPENCM3_EFM32_VECTOR_H
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#include <libopencm3/cm3/common.h>
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#ifdef TINYGECKO
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# include <libopencm3/efm32/tinygecko/vector.h>
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#else
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# error "efm32 family not defined."
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#endif
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typedef void (*efm32_vector_table_entry_t)(void); /**< Type of an interrupt function. Only used to avoid hard-to-read function pointers in the efm32_vector_table_t struct. */
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typedef struct {
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unsigned int *initial_sp_value; /**< The value the stack pointer is set to initially */
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efm32_vector_table_entry_t reset;
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efm32_vector_table_entry_t nmi;
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efm32_vector_table_entry_t hard_fault;
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efm32_vector_table_entry_t memory_manage_fault;
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efm32_vector_table_entry_t bus_fault;
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efm32_vector_table_entry_t usage_fault;
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efm32_vector_table_entry_t reserved_x001c[4];
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efm32_vector_table_entry_t sv_call;
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efm32_vector_table_entry_t reserved_debug;
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efm32_vector_table_entry_t reserved_x0034;
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efm32_vector_table_entry_t pend_sv;
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efm32_vector_table_entry_t systick;
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efm32_vector_table_entry_t irq[EFM32_VECTOR_NIRQ];
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} efm32_vector_table_t;
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#endif
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