95 lines
3.1 KiB
C
95 lines
3.1 KiB
C
#include "open_esplibs.h"
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#if OPEN_LIBMAIN_TIMERS
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// The contents of this file are only built if OPEN_LIBMAIN_TIMERS is set to true
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#include "etstimer.h"
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#include "stdio.h"
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struct timer_list_st {
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struct timer_list_st *next;
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ETSTimer *timer;
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};
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static struct timer_list_st *timer_list;
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static uint8_t armed_timer_count;
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void sdk_os_timer_setfn(ETSTimer *ptimer, ETSTimerFunc *pfunction, void *parg) {
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struct timer_list_st *entry = 0;
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struct timer_list_st *new_entry;
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struct timer_list_st **tailptr;
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if (timer_list) {
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for (entry = timer_list; ; entry = entry->next) {
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if (entry->timer == ptimer) {
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if (ptimer->timer_arg == parg && ptimer->timer_func == pfunction) {
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return;
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}
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if (ptimer->timer_handle) {
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if (!xTimerDelete(ptimer->timer_handle, 50)) {
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printf("Timer Delete Failed\n");
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}
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armed_timer_count--;
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}
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ptimer->timer_func = pfunction;
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ptimer->timer_arg = parg;
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ptimer->timer_handle = 0;
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ptimer->timer_ms = 0;
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return;
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}
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if (!entry->next) {
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break;
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}
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}
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}
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ptimer->timer_func = pfunction;
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ptimer->timer_arg = parg;
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ptimer->timer_handle = 0;
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ptimer->timer_ms = 0;
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new_entry = (struct timer_list_st *)pvPortMalloc(8);
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new_entry->timer = ptimer;
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new_entry->next = 0;
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tailptr = &entry->next;
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if (!timer_list) {
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tailptr = &timer_list;
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}
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*tailptr = new_entry;
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}
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void sdk_os_timer_arm(ETSTimer *ptimer, uint32_t milliseconds, bool repeat_flag) {
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if (!ptimer->timer_handle) {
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ptimer->timer_repeat = repeat_flag;
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ptimer->timer_ms = milliseconds;
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ptimer->timer_handle = xTimerCreate(0, milliseconds/10, repeat_flag, ptimer->timer_arg, ptimer->timer_func);
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armed_timer_count++;
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if (!ptimer->timer_handle) {
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//FIXME: should print an error? (original code doesn't)
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return;
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}
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}
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if (ptimer->timer_repeat != repeat_flag) {
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ptimer->timer_repeat = repeat_flag;
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// FIXME: This is wrong. The original code is directly modifying
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// internal FreeRTOS structures to try to change the uxAutoReload of an
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// existing timer. The correct way to do this is probably to use
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// xTimerDelete and then xTimerCreate to recreate the timer with a
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// different uxAutoReload setting.
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((uint32_t *)ptimer->timer_handle)[7] = repeat_flag;
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}
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if (ptimer->timer_ms != milliseconds) {
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ptimer->timer_ms = milliseconds;
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xTimerChangePeriod(ptimer->timer_handle, milliseconds/10, 10);
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}
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if (!xTimerStart(ptimer->timer_handle, 50)) {
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printf("Timer Start Failed\n");
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}
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}
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void sdk_os_timer_disarm(ETSTimer *ptimer) {
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if (ptimer->timer_handle) {
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if (!xTimerStop(ptimer->timer_handle, 50)) {
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printf("Timer Stop Failed\n");
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}
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}
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}
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#endif /* OPEN_LIBMAIN_TIMERS */
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