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stmhal: Add sleep_{ms,us} and ticks_{ms,us,cpu,diff} to time module.

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pyb module still has pyb.delay and pyb.udelay, but these now point to
time.sleep_ms and time.sleep_us respectively.
This commit is contained in:
Damien George 2015-10-19 21:29:29 +01:00
parent 504420c51d
commit d8066e999d
4 changed files with 78 additions and 37 deletions
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27
stmhal/modpyb.c
View File

@ -124,29 +124,6 @@ STATIC mp_obj_t pyb_elapsed_micros(mp_obj_t start) {
}
STATIC MP_DEFINE_CONST_FUN_OBJ_1(pyb_elapsed_micros_obj, pyb_elapsed_micros);
/// \function delay(ms)
/// Delay for the given number of milliseconds.
STATIC mp_obj_t pyb_delay(mp_obj_t ms_in) {
mp_int_t ms = mp_obj_get_int(ms_in);
if (ms >= 0) {
HAL_Delay(ms);
}
return mp_const_none;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_1(pyb_delay_obj, pyb_delay);
/// \function udelay(us)
/// Delay for the given number of microseconds.
STATIC mp_obj_t pyb_udelay(mp_obj_t usec_in) {
mp_int_t usec = mp_obj_get_int(usec_in);
if (usec > 0) {
sys_tick_udelay(usec);
}
return mp_const_none;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_1(pyb_udelay_obj, pyb_udelay);
/// \function stop()
/// \function repl_uart(uart)
/// Get or set the UART object that the REPL is repeated on.
STATIC mp_obj_t pyb_repl_uart(mp_uint_t n_args, const mp_obj_t *args) {
@ -203,8 +180,8 @@ STATIC const mp_map_elem_t pyb_module_globals_table[] = {
{ MP_OBJ_NEW_QSTR(MP_QSTR_elapsed_millis), (mp_obj_t)&pyb_elapsed_millis_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_micros), (mp_obj_t)&pyb_micros_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_elapsed_micros), (mp_obj_t)&pyb_elapsed_micros_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_delay), (mp_obj_t)&pyb_delay_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_udelay), (mp_obj_t)&pyb_udelay_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_delay), (mp_obj_t)&time_sleep_ms_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_udelay), (mp_obj_t)&time_sleep_us_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_sync), (mp_obj_t)&mod_os_sync_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_mount), (mp_obj_t)&pyb_mount_obj },

79
stmhal/modutime.c
View File

@ -29,7 +29,9 @@
#include STM32_HAL_H
#include "py/nlr.h"
#include "py/smallint.h"
#include "py/obj.h"
#include "systick.h"
#include "timeutils.h"
#include "portmodules.h"
#include "rtc.h"
@ -112,6 +114,18 @@ STATIC mp_obj_t time_mktime(mp_obj_t tuple) {
}
MP_DEFINE_CONST_FUN_OBJ_1(time_mktime_obj, time_mktime);
/// \function time()
/// Returns the number of seconds, as an integer, since 1/1/2000.
STATIC mp_obj_t time_time(void) {
// get date and time
// note: need to call get time then get date to correctly access the registers
RTC_DateTypeDef date;
RTC_TimeTypeDef time;
HAL_RTC_GetTime(&RTCHandle, &time, FORMAT_BIN);
HAL_RTC_GetDate(&RTCHandle, &date, FORMAT_BIN);
return mp_obj_new_int(timeutils_seconds_since_2000(2000 + date.Year, date.Month, date.Date, time.Hours, time.Minutes, time.Seconds));
}
MP_DEFINE_CONST_FUN_OBJ_0(time_time_obj, time_time);
/// \function sleep(seconds)
/// Sleep for the given number of seconds. Seconds can be a floating-point number to
@ -130,26 +144,67 @@ STATIC mp_obj_t time_sleep(mp_obj_t seconds_o) {
}
MP_DEFINE_CONST_FUN_OBJ_1(time_sleep_obj, time_sleep);
/// \function time()
/// Returns the number of seconds, as an integer, since 1/1/2000.
STATIC mp_obj_t time_time(void) {
// get date and time
// note: need to call get time then get date to correctly access the registers
RTC_DateTypeDef date;
RTC_TimeTypeDef time;
HAL_RTC_GetTime(&RTCHandle, &time, FORMAT_BIN);
HAL_RTC_GetDate(&RTCHandle, &date, FORMAT_BIN);
return mp_obj_new_int(timeutils_seconds_since_2000(2000 + date.Year, date.Month, date.Date, time.Hours, time.Minutes, time.Seconds));
STATIC mp_obj_t time_sleep_ms(mp_obj_t ms_in) {
mp_int_t ms = mp_obj_get_int(ms_in);
if (ms > 0) {
HAL_Delay(ms);
}
return mp_const_none;
}
MP_DEFINE_CONST_FUN_OBJ_0(time_time_obj, time_time);
MP_DEFINE_CONST_FUN_OBJ_1(time_sleep_ms_obj, time_sleep_ms);
STATIC mp_obj_t time_sleep_us(mp_obj_t usec_in) {
mp_int_t usec = mp_obj_get_int(usec_in);
if (usec > 0) {
sys_tick_udelay(usec);
}
return mp_const_none;
}
MP_DEFINE_CONST_FUN_OBJ_1(time_sleep_us_obj, time_sleep_us);
STATIC mp_obj_t time_ticks_ms(void) {
return MP_OBJ_NEW_SMALL_INT(HAL_GetTick() & MP_SMALL_INT_POSITIVE_MASK);
}
STATIC MP_DEFINE_CONST_FUN_OBJ_0(time_ticks_ms_obj, time_ticks_ms);
STATIC mp_obj_t time_ticks_us(void) {
return MP_OBJ_NEW_SMALL_INT(sys_tick_get_microseconds() & MP_SMALL_INT_POSITIVE_MASK);
}
STATIC MP_DEFINE_CONST_FUN_OBJ_0(time_ticks_us_obj, time_ticks_us);
STATIC mp_obj_t time_ticks_cpu(void) {
static bool enabled = false;
if (!enabled) {
CoreDebug->DEMCR |= CoreDebug_DEMCR_TRCENA_Msk;
DWT->CYCCNT = 0;
DWT->CTRL |= DWT_CTRL_CYCCNTENA_Msk;
enabled = true;
}
return MP_OBJ_NEW_SMALL_INT(DWT->CYCCNT & MP_SMALL_INT_POSITIVE_MASK);
}
STATIC MP_DEFINE_CONST_FUN_OBJ_0(time_ticks_cpu_obj, time_ticks_cpu);
STATIC mp_obj_t time_ticks_diff(mp_obj_t start_in, mp_obj_t end_in) {
// we assume that the arguments come from ticks_xx so are small ints
uint32_t start = MP_OBJ_SMALL_INT_VALUE(start_in);
uint32_t end = MP_OBJ_SMALL_INT_VALUE(end_in);
return MP_OBJ_NEW_SMALL_INT((end - start) & MP_SMALL_INT_POSITIVE_MASK);
}
STATIC MP_DEFINE_CONST_FUN_OBJ_2(time_ticks_diff_obj, time_ticks_diff);
STATIC const mp_map_elem_t time_module_globals_table[] = {
{ MP_OBJ_NEW_QSTR(MP_QSTR___name__), MP_OBJ_NEW_QSTR(MP_QSTR_utime) },
{ MP_OBJ_NEW_QSTR(MP_QSTR_localtime), (mp_obj_t)&time_localtime_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_mktime), (mp_obj_t)&time_mktime_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_sleep), (mp_obj_t)&time_sleep_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_time), (mp_obj_t)&time_time_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_sleep), (mp_obj_t)&time_sleep_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_sleep_ms), (mp_obj_t)&time_sleep_ms_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_sleep_us), (mp_obj_t)&time_sleep_us_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_ticks_ms), (mp_obj_t)&time_ticks_ms_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_ticks_us), (mp_obj_t)&time_ticks_us_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_ticks_cpu), (mp_obj_t)&time_ticks_cpu_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_ticks_diff), (mp_obj_t)&time_ticks_diff_obj },
};
STATIC MP_DEFINE_CONST_DICT(time_module_globals, time_module_globals_table);

3
stmhal/portmodules.h
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@ -33,4 +33,7 @@ extern const mp_obj_module_t mp_module_usocket;
// additional helper functions exported by the modules
MP_DECLARE_CONST_FUN_OBJ(time_sleep_ms_obj);
MP_DECLARE_CONST_FUN_OBJ(time_sleep_us_obj);
MP_DECLARE_CONST_FUN_OBJ(mod_os_sync_obj);

6
stmhal/qstrdefsport.h
View File

@ -407,6 +407,12 @@ Q(time)
Q(localtime)
Q(mktime)
Q(sleep)
Q(sleep_ms)
Q(sleep_us)
Q(ticks_ms)
Q(ticks_us)
Q(ticks_cpu)
Q(ticks_diff)
// for select module
Q(uselect)