esp8266/machine_pin: Implement pin ioctl protocol.

For polymorphic interfacing on C level.
This commit is contained in:
Paul Sokolovsky 2017-01-01 19:02:28 +03:00
parent 0ddeedfc73
commit 18b6835a92
1 changed files with 23 additions and 0 deletions

View File

@ -37,6 +37,7 @@
#include "py/runtime.h"
#include "py/gc.h"
#include "py/mphal.h"
#include "extmod/virtpin.h"
#include "modmachine.h"
#define GET_TRIGGER(phys_port) \
@ -374,6 +375,23 @@ STATIC mp_obj_t pyb_pin_irq(size_t n_args, const mp_obj_t *pos_args, mp_map_t *k
}
STATIC MP_DEFINE_CONST_FUN_OBJ_KW(pyb_pin_irq_obj, 1, pyb_pin_irq);
STATIC mp_uint_t pin_ioctl(mp_obj_t self_in, mp_uint_t request, uintptr_t arg, int *errcode);
STATIC mp_uint_t pin_ioctl(mp_obj_t self_in, mp_uint_t request, uintptr_t arg, int *errcode) {
(void)errcode;
pyb_pin_obj_t *self = self_in;
switch (request) {
case MP_PIN_READ: {
return pin_get(self->phys_port);
}
case MP_PIN_WRITE: {
pin_set(self->phys_port, arg);
return 0;
}
}
return -1;
}
STATIC const mp_map_elem_t pyb_pin_locals_dict_table[] = {
// instance methods
{ MP_OBJ_NEW_QSTR(MP_QSTR_init), (mp_obj_t)&pyb_pin_init_obj },
@ -396,12 +414,17 @@ STATIC const mp_map_elem_t pyb_pin_locals_dict_table[] = {
STATIC MP_DEFINE_CONST_DICT(pyb_pin_locals_dict, pyb_pin_locals_dict_table);
STATIC const mp_pin_p_t pin_pin_p = {
.ioctl = pin_ioctl,
};
const mp_obj_type_t pyb_pin_type = {
{ &mp_type_type },
.name = MP_QSTR_Pin,
.print = pyb_pin_print,
.make_new = pyb_pin_make_new,
.call = pyb_pin_call,
.protocol = &pin_pin_p,
.locals_dict = (mp_obj_t)&pyb_pin_locals_dict,
};