esp8266: Add time.{sleep_ms,sleep_us,ticks_ms,ticks_us,ticks_diff}.

Framework for time.ticks_cpu added, but not implemented.

esp8266/modutime.c

@@ -33,6 +33,7 @@
 #include "py/gc.h"
 #include "py/runtime.h"
 #include "py/mphal.h"
+#include "py/smallint.h"
 #include "modpyb.h"
 #include "modpybrtc.h"
 #include "timeutils.h"
@@ -106,6 +107,42 @@ STATIC mp_obj_t time_sleep(mp_obj_t seconds_o) {
 }
 MP_DEFINE_CONST_FUN_OBJ_1(time_sleep_obj, time_sleep);
 
+STATIC mp_obj_t time_sleep_ms(mp_obj_t arg) {
+    mp_hal_delay_ms(mp_obj_get_int(arg));
+    return mp_const_none;
+}
+STATIC MP_DEFINE_CONST_FUN_OBJ_1(time_sleep_ms_obj, time_sleep_ms);
+
+STATIC mp_obj_t time_sleep_us(mp_obj_t arg) {
+    mp_hal_delay_us(mp_obj_get_int(arg));
+    return mp_const_none;
+}
+STATIC 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(mp_hal_ticks_ms() & 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(mp_hal_ticks_us() & 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) {
+    // TODO
+    return MP_OBJ_NEW_SMALL_INT(0 & 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);
+
 /// \function time()
 /// Returns the number of seconds, as an integer, since 1/1/2000.
 STATIC mp_obj_t time_time(void) {
@@ -120,6 +157,12 @@ STATIC const mp_map_elem_t time_module_globals_table[] = {
     { 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_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 },
     { MP_OBJ_NEW_QSTR(MP_QSTR_time), (mp_obj_t)&time_time_obj },
 };
 

esp8266/qstrdefsport.h

@@ -140,4 +140,10 @@ Q(utime)
 Q(localtime)
 Q(mktime)
 Q(sleep)
+Q(sleep_ms)
+Q(sleep_us)
+Q(ticks_ms)
+Q(ticks_us)
+Q(ticks_cpu)
+Q(ticks_diff)
 Q(time)