f49f30f8a7
* HAL interrupl manager: cleaned version * HAL interrupt manager: mem barriers * HAL interrupt manager: volatile interrupt list Co-authored-by: あく <alleteam@gmail.com>
66 lines
1.9 KiB
C
66 lines
1.9 KiB
C
#include "api-interrupt-mgr.h"
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#include <cmsis_os2.h>
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#include <furi.h>
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static volatile InterruptCallbackItem callback_list[InterruptTypeLast];
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bool api_interrupt_init() {
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for(uint8_t i = 0; i < InterruptTypeLast; i++) {
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callback_list[i].callback = NULL;
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callback_list[i].context = NULL;
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callback_list[i].ready = false;
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}
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return true;
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}
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void api_interrupt_add(InterruptCallback callback, InterruptType type, void* context) {
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furi_assert(type < InterruptTypeLast);
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furi_check(callback_list[type].callback == NULL);
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callback_list[type].callback = callback;
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callback_list[type].context = context;
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__DMB();
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callback_list[type].ready = true;
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}
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void api_interrupt_remove(InterruptCallback callback, InterruptType type) {
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furi_assert(type < InterruptTypeLast);
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if(callback_list[type].callback != NULL) {
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furi_check(callback_list[type].callback == callback);
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}
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callback_list[type].ready = false;
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__DMB();
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callback_list[type].callback = NULL;
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callback_list[type].context = NULL;
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}
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void api_interrupt_enable(InterruptCallback callback, InterruptType type) {
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furi_assert(type < InterruptTypeLast);
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furi_check(callback_list[type].callback == callback);
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callback_list[type].ready = true;
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__DMB();
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}
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void api_interrupt_disable(InterruptCallback callback, InterruptType type) {
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furi_assert(type < InterruptTypeLast);
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furi_check(callback_list[type].callback == callback);
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callback_list[type].ready = false;
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__DMB();
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}
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void api_interrupt_call(InterruptType type, void* hw) {
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// that executed in interrupt ctx so mutex don't needed
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// but we need to check ready flag
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furi_assert(type < InterruptTypeLast);
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if(callback_list[type].callback != NULL) {
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if(callback_list[type].ready) {
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callback_list[type].callback(hw, callback_list[type].context);
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}
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}
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}
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