[444] | 1 | #ifndef __OR1K_INTERNAL_H__ |
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| 2 | #define __OR1K_INTERNAL_H__ |
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| 3 | |
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| 4 | #include <stdint.h> |
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| 5 | #include <string.h> |
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| 6 | |
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| 7 | #include "include/or1k-support.h" |
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| 8 | |
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| 9 | extern uint8_t* _or1k_stack_top; |
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| 10 | extern size_t _or1k_stack_size; |
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| 11 | extern uint8_t* _or1k_stack_bottom; |
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| 12 | |
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| 13 | extern uint8_t* _or1k_exception_stack_top; |
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| 14 | extern size_t _or1k_exception_stack_size; |
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| 15 | extern uint8_t* _or1k_exception_stack_bottom; |
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| 16 | |
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| 17 | #ifdef __OR1K_MULTICORE__ |
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| 18 | extern uint8_t* *_or1k_stack_core; |
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| 19 | extern uint8_t* *_or1k_exception_stack_core; |
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| 20 | #endif |
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| 21 | |
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| 22 | |
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| 23 | // The first two vectors are not used (address 0 and reset) |
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| 24 | #define OR1K_NUM_EXCEPTIONS 30 |
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| 25 | |
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| 26 | typedef or1k_exception_handler_fptr or1k_exception_handler_table_t[OR1K_NUM_EXCEPTIONS]; |
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| 27 | |
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| 28 | #ifdef __OR1K_MULTICORE__ |
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| 29 | extern or1k_exception_handler_table_t *_or1k_exception_handler_table; |
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| 30 | #else |
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| 31 | extern or1k_exception_handler_table_t _or1k_exception_handler_table; |
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| 32 | #endif |
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| 33 | |
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| 34 | typedef or1k_interrupt_handler_fptr or1k_interrupt_handler_table_t[32]; |
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| 35 | typedef void* or1k_interrupt_handler_data_ptr_table_t[32]; |
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| 36 | |
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| 37 | #ifdef __OR1K_MULTICORE__ |
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| 38 | extern or1k_interrupt_handler_table_t *_or1k_interrupt_handler_table; |
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| 39 | extern or1k_interrupt_handler_data_ptr_table_t *_or1k_interrupt_handler_data_ptr_table; |
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| 40 | #else |
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| 41 | extern or1k_interrupt_handler_table_t _or1k_interrupt_handler_table; |
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| 42 | extern or1k_interrupt_handler_data_ptr_table_t _or1k_interrupt_handler_data_ptr_table; |
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| 43 | #endif |
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| 44 | |
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| 45 | extern void _or1k_interrupt_handler(void); |
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| 46 | |
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| 47 | struct _or1k_reent { |
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| 48 | /* Tick timer variable */ |
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| 49 | volatile uint32_t or1k_timer_ticks; |
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| 50 | |
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| 51 | /* Tick rate storage */ |
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| 52 | uint32_t or1k_timer_period; |
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| 53 | uint32_t or1k_timer_mode; |
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| 54 | }; |
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| 55 | |
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| 56 | |
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| 57 | #ifdef __OR1K_MULTICORE__ |
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| 58 | extern struct _or1k_reent (*_or1k_reent)[]; |
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| 59 | #define OR1K_REENT (*_or1k_reent)[or1k_coreid()] |
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| 60 | #else |
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| 61 | extern struct _or1k_reent _or1k_reent; |
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| 62 | #define OR1K_REENT _or1k_reent |
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| 63 | #endif |
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| 64 | |
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| 65 | extern void _or1k_reent_init(); |
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| 66 | |
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| 67 | #endif |
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