flipperzero-firmware/core/furi_ac.c
coreglitch 1759787334
Furi (#24)
* furiac start and thread create implementation"

* create and kill task

* rename debug, add header

* remove write.c

* kill itself

* furi exit/switch

* success switch and exit

* WIP furi records

* add furi record interface

* rename furi app control file

* record implementation in progress

* wip furi implementation

* add automatic tests for FURI AC

* differ build tests

* small changes

* FURI record tests description

* change furi statuses

* FURI record test blank

* exit after all application ends

* delay: print then wait

* fix FURI implementatnion building

* pipe record test

* concurrent access

* uncomplete mute-test

* update FURI documentation
2020-08-24 18:31:22 +03:00

139 lines
3.5 KiB
C

#include "furi.h"
#include "cmsis_os.h"
#define DEBUG
#ifdef DEBUG
#include <stdio.h>
#endif
#define DEFAULT_STACK_SIZE 1024 // Stack size in bytes
#define MAX_TASK_COUNT 8
static StaticTask_t task_info_buffer[MAX_TASK_COUNT];
static StackType_t stack_buffer[MAX_TASK_COUNT][DEFAULT_STACK_SIZE / 4];
static FuriApp task_buffer[MAX_TASK_COUNT];
static size_t current_buffer_idx = 0;
// find task pointer by handle
FuriApp* find_task(TaskHandle_t handler) {
FuriApp* res = NULL;
for(size_t i = 0; i < MAX_TASK_COUNT; i++) {
if(task_equal(task_buffer[i].handler, handler)) {
res = &task_buffer[i];
}
}
return res;
}
FuriApp* furiac_start(FlipperApplication app, const char* name, void* param) {
#ifdef DEBUG
printf("[FURIAC] start %s\n", name);
#endif
// TODO check first free item (.handler == NULL) and use it
if(current_buffer_idx >= MAX_TASK_COUNT) {
// max task count exceed
#ifdef DEBUG
printf("[FURIAC] max task count exceed\n");
#endif
return NULL;
}
// create task on static stack memory
task_buffer[current_buffer_idx].handler = xTaskCreateStatic(
(TaskFunction_t)app,
(const char * const)name,
DEFAULT_STACK_SIZE / 4, // freertos specify stack size in words
(void * const) param,
tskIDLE_PRIORITY + 3, // normal priority
stack_buffer[current_buffer_idx],
&task_info_buffer[current_buffer_idx]
);
// save task
task_buffer[current_buffer_idx].application = app;
task_buffer[current_buffer_idx].prev_name = NULL;
task_buffer[current_buffer_idx].prev = NULL;
task_buffer[current_buffer_idx].records_count = 0;
task_buffer[current_buffer_idx].name = name;
current_buffer_idx++;
return &task_buffer[current_buffer_idx - 1];
}
bool furiac_kill(FuriApp* app) {
#ifdef DEBUG
printf("[FURIAC] kill %s\n", app->name);
#endif
// check handler
if(app == NULL || app->handler == NULL) return false;
// kill task
vTaskDelete(app->handler);
// cleanup its registry
// TODO realy free memory
app->handler = NULL;
return true;
}
void furiac_exit(void* param) {
// get current task handler
FuriApp* current_task = find_task(xTaskGetCurrentTaskHandle());
// run prev
if(current_task != NULL) {
#ifdef DEBUG
printf("[FURIAC] exit %s\n", current_task->name);
#endif
if(current_task->prev != NULL) {
furiac_start(current_task->prev, current_task->prev_name, param);
} else {
#ifdef DEBUG
printf("[FURIAC] no prev\n");
#endif
}
// cleanup registry
// TODO realy free memory
current_task->handler = NULL;
}
// kill itself
vTaskDelete(NULL);
}
void furiac_switch(FlipperApplication app, char* name, void* param) {
// get current task handler
FuriApp* current_task = find_task(xTaskGetCurrentTaskHandle());
if(current_task == NULL) {
#ifdef DEBUG
printf("[FURIAC] no current task found\n");
#endif
}
#ifdef DEBUG
printf("[FURIAC] switch %s to %s\n", current_task->name, name);
#endif
// run next
FuriApp* next = furiac_start(app, name, param);
if(next != NULL) {
// save current application pointer as prev
next->prev = current_task->application;
next->prev_name = current_task->name;
// kill itself
vTaskDelete(NULL);
}
}