3ba1738acd
* interrupt manager * init interrupt manager * add usage to lf-rfid app * check ready flag * move interrupts code to target hal * fix path
65 lines
2.1 KiB
C
65 lines
2.1 KiB
C
#include "api-interrupt-mgr.h"
|
|
|
|
LIST_DEF(list_interrupt, InterruptCallbackItem, M_POD_OPLIST);
|
|
list_interrupt_t interrupts;
|
|
osMutexId_t interrupt_list_mutex;
|
|
|
|
bool api_interrupt_init() {
|
|
interrupt_list_mutex = osMutexNew(NULL);
|
|
return (interrupt_list_mutex != NULL);
|
|
}
|
|
|
|
void api_interrupt_add(InterruptCallback callback, InterruptType type, void* context) {
|
|
if(osMutexAcquire(interrupt_list_mutex, osWaitForever) == osOK) {
|
|
// put uninitialized item to the list
|
|
// M_POD_OPLIST provide memset(&(a), 0, sizeof (a)) constructor
|
|
// so item will not be ready until we set ready flag
|
|
InterruptCallbackItem* item = list_interrupt_push_new(interrupts);
|
|
|
|
// initialize item
|
|
item->callback = callback;
|
|
item->type = type;
|
|
item->context = context;
|
|
item->ready = true;
|
|
|
|
// TODO remove on app exit
|
|
//flapp_on_exit(api_interrupt_remove, callback);
|
|
|
|
osMutexRelease(interrupt_list_mutex);
|
|
}
|
|
}
|
|
|
|
void api_interrupt_remove(InterruptCallback callback) {
|
|
if(osMutexAcquire(interrupt_list_mutex, osWaitForever) == osOK) {
|
|
// iterate over items
|
|
list_interrupt_it_t it;
|
|
for(list_interrupt_it(it, interrupts); !list_interrupt_end_p(it);
|
|
list_interrupt_next(it)) {
|
|
const InterruptCallbackItem* item = list_interrupt_cref(it);
|
|
|
|
// if the iterator is equal to our element
|
|
if(item->callback == callback) {
|
|
list_interrupt_remove(interrupts, it);
|
|
break;
|
|
}
|
|
}
|
|
|
|
osMutexRelease(interrupt_list_mutex);
|
|
}
|
|
}
|
|
|
|
void api_interrupt_call(InterruptType type, void* hw) {
|
|
// that executed in interrupt ctx so mutex don't needed
|
|
// but we need to check ready flag
|
|
|
|
// iterate over items
|
|
list_interrupt_it_t it;
|
|
for(list_interrupt_it(it, interrupts); !list_interrupt_end_p(it); list_interrupt_next(it)) {
|
|
const InterruptCallbackItem* item = list_interrupt_cref(it);
|
|
|
|
// if the iterator is equal to our element
|
|
if(item->type == type && item->ready) {
|
|
item->callback(hw, item->context);
|
|
}
|
|
}
|
|
} |