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added monotonic() function in NW time module

This commit is contained in:
Sylvain PILLOT 2024-02-02 22:16:56 +01:00
parent e3fd785200
commit 8072e5b1a9
1 changed files with 46 additions and 8 deletions
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54
ports/sh/numworks/time.c
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@ -13,6 +13,7 @@
#include "py/objtuple.h"
#include "py/runtime.h"
#include <gint/clock.h>
#include <gint/timer.h>
#include <stdint.h>
#include <stdio.h>
@ -27,25 +28,60 @@
#define FUN_BETWEEN(NAME, MIN, MAX) \
MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(time_##NAME##_obj, MIN, MAX, time_##NAME)
STATIC mp_obj_t time___init__(void) { return mp_const_none; }
extern bool is_timered;
extern unsigned int timer_altered[9];
static uint64_t tickmono = 0;
static int monotonic_callback(void) {
tickmono++;
return TIMER_CONTINUE;
}
STATIC mp_obj_t time___init__(void)
{
int t = timer_configure(TIMER_TMU, 1000, GINT_CALL(monotonic_callback));
if (t >= 0)
{
timer_start(t);
is_timered = true; // there is a timer altered from this module
timer_altered[t] = 1; // we put the corresponding timer at 1 to identify it
}
return mp_const_none;
}
/* <gint/keyboard.h> */
STATIC mp_obj_t time_sleep(mp_obj_t arg1) {
mp_float_t duration = mp_obj_get_float(arg1);
STATIC mp_obj_t time_sleep(mp_obj_t arg1)
{
mp_float_t duration = mp_obj_get_float(arg1);
uint64_t length =
(uint64_t)(duration *
1000000.0f); // duration is in seconds and length in µs
uint64_t length = (uint64_t)(duration * 1000000.0f); // duration is in seconds and length in µs
sleep_us(length);
sleep_us(length);
return mp_const_none;
return mp_const_none;
}
STATIC mp_obj_t time_monotonic(void)
{
float value = (float) ((uint64_t) (tickmono * 1000 +0.5 )) / 1000000.0f;
return mp_obj_new_float( value );
}
FUN_1(sleep);
FUN_0(monotonic);
FUN_0(__init__);
/* Module definittime */
// Helper: define object "time_F_obj" as object "F" in the module
@ -60,7 +96,9 @@ STATIC const mp_rom_map_elem_t time_module_globals_table[] = {
{MP_OBJ_NEW_QSTR(MP_QSTR___name__), MP_OBJ_NEW_QSTR(MP_QSTR_time)},
OBJ(__init__),
OBJ(sleep),
OBJ(monotonic),
};
STATIC MP_DEFINE_CONST_DICT(time_module_globals, time_module_globals_table);
const mp_obj_module_t time_module = {