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stmhal: Change Usart creation function to class make_new.

pull/379/head
Damien George 2014-03-25 23:40:54 +00:00
rodzic 3021632501
commit 38f0c607b0
3 zmienionych plików z 43 dodań i 39 usunięć
Pokaż statystyki Ściągnij plik aktualizacji Ściągnij plik porównania Expand all files Collapse all files

2
stmhal/modpyb.c
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@ -255,7 +255,7 @@ STATIC const mp_map_elem_t pyb_module_globals_table[] = {
{ MP_OBJ_NEW_QSTR(MP_QSTR_Led), (mp_obj_t)&pyb_led_type },
{ MP_OBJ_NEW_QSTR(MP_QSTR_I2C), (mp_obj_t)&pyb_i2c_type },
{ MP_OBJ_NEW_QSTR(MP_QSTR_Usart), (mp_obj_t)&pyb_Usart_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_Usart), (mp_obj_t)&pyb_usart_type },
{ MP_OBJ_NEW_QSTR(MP_QSTR_ADC), (mp_obj_t)&pyb_adc_type },
{ MP_OBJ_NEW_QSTR(MP_QSTR_ADC_all), (mp_obj_t)&pyb_ADC_all_obj },

76
stmhal/usart.c
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@ -1,7 +1,9 @@
#include <stdio.h>
#include <string.h>
#include <stm32f4xx_hal.h>
#include "stm32f4xx_hal.h"
#include "nlr.h"
#include "misc.h"
#include "mpconfig.h"
#include "qstr.h"
@ -71,8 +73,8 @@ void usart_init(pyb_usart_obj_t *usart_obj, uint32_t baudrate) {
break;
}
/* Initialize USARTx */
// Initialize USARTx
GPIO_InitTypeDef GPIO_InitStructure;
GPIO_InitStructure.Pin = GPIO_Pin;
GPIO_InitStructure.Speed = GPIO_SPEED_HIGH;
@ -135,7 +137,33 @@ void usart_tx_strn_cooked(pyb_usart_obj_t *usart_obj, const char *str, uint len)
/******************************************************************************/
/* Micro Python bindings */
static mp_obj_t usart_obj_status(mp_obj_t self_in) {
STATIC void usart_obj_print(void (*print)(void *env, const char *fmt, ...), void *env, mp_obj_t self_in, mp_print_kind_t kind) {
pyb_usart_obj_t *self = self_in;
print(env, "<Usart %lu>", self->usart_id);
}
STATIC mp_obj_t usart_obj_make_new(mp_obj_t type_in, uint n_args, uint n_kw, const mp_obj_t *args) {
// check arguments
if (!(n_args == 2 && n_kw == 0)) {
nlr_jump(mp_obj_new_exception_msg(&mp_type_ValueError, "Usart accepts 2 arguments"));
}
if (mp_obj_get_int(args[0]) > PYB_USART_MAX) {
return mp_const_none;
}
pyb_usart_obj_t *o = m_new_obj(pyb_usart_obj_t);
o->base.type = &pyb_usart_type;
o->usart_id = mp_obj_get_int(args[0]);
o->is_enabled = true;
/* init USART */
usart_init(o, mp_obj_get_int(args[1]));
return o;
}
STATIC mp_obj_t usart_obj_status(mp_obj_t self_in) {
pyb_usart_obj_t *self = self_in;
if (usart_rx_any(self)) {
return mp_const_true;
@ -144,7 +172,7 @@ static mp_obj_t usart_obj_status(mp_obj_t self_in) {
}
}
static mp_obj_t usart_obj_rx_char(mp_obj_t self_in) {
STATIC mp_obj_t usart_obj_rx_char(mp_obj_t self_in) {
mp_obj_t ret = mp_const_none;
pyb_usart_obj_t *self = self_in;
@ -154,7 +182,7 @@ static mp_obj_t usart_obj_rx_char(mp_obj_t self_in) {
return ret;
}
static mp_obj_t usart_obj_tx_char(mp_obj_t self_in, mp_obj_t c) {
STATIC mp_obj_t usart_obj_tx_char(mp_obj_t self_in, mp_obj_t c) {
pyb_usart_obj_t *self = self_in;
uint len;
const char *str = mp_obj_str_get_data(c, &len);
@ -164,7 +192,7 @@ static mp_obj_t usart_obj_tx_char(mp_obj_t self_in, mp_obj_t c) {
return mp_const_none;
}
static mp_obj_t usart_obj_tx_str(mp_obj_t self_in, mp_obj_t s) {
STATIC mp_obj_t usart_obj_tx_str(mp_obj_t self_in, mp_obj_t s) {
pyb_usart_obj_t *self = self_in;
if (self->is_enabled) {
if (MP_OBJ_IS_STR(s)) {
@ -176,15 +204,10 @@ static mp_obj_t usart_obj_tx_str(mp_obj_t self_in, mp_obj_t s) {
return mp_const_none;
}
static void usart_obj_print(void (*print)(void *env, const char *fmt, ...), void *env, mp_obj_t self_in, mp_print_kind_t kind) {
pyb_usart_obj_t *self = self_in;
print(env, "<Usart %lu>", self->usart_id);
}
static MP_DEFINE_CONST_FUN_OBJ_1(usart_obj_status_obj, usart_obj_status);
static MP_DEFINE_CONST_FUN_OBJ_1(usart_obj_rx_char_obj, usart_obj_rx_char);
static MP_DEFINE_CONST_FUN_OBJ_2(usart_obj_tx_char_obj, usart_obj_tx_char);
static MP_DEFINE_CONST_FUN_OBJ_2(usart_obj_tx_str_obj, usart_obj_tx_str);
STATIC MP_DEFINE_CONST_FUN_OBJ_1(usart_obj_status_obj, usart_obj_status);
STATIC MP_DEFINE_CONST_FUN_OBJ_1(usart_obj_rx_char_obj, usart_obj_rx_char);
STATIC MP_DEFINE_CONST_FUN_OBJ_2(usart_obj_tx_char_obj, usart_obj_tx_char);
STATIC MP_DEFINE_CONST_FUN_OBJ_2(usart_obj_tx_str_obj, usart_obj_tx_str);
STATIC const mp_method_t usart_methods[] = {
{ "status", &usart_obj_status_obj },
@ -194,27 +217,10 @@ STATIC const mp_method_t usart_methods[] = {
{ NULL, NULL },
};
STATIC const mp_obj_type_t usart_obj_type = {
const mp_obj_type_t pyb_usart_type = {
{ &mp_type_type },
.name = MP_QSTR_Usart,
.print = usart_obj_print,
.make_new = usart_obj_make_new,
.methods = usart_methods,
};
mp_obj_t pyb_Usart(mp_obj_t usart_id, mp_obj_t baudrate) {
if (mp_obj_get_int(usart_id) > PYB_USART_MAX) {
return mp_const_none;
}
pyb_usart_obj_t *o = m_new_obj(pyb_usart_obj_t);
o->base.type = &usart_obj_type;
o->usart_id = mp_obj_get_int(usart_id);
o->is_enabled = true;
/* init USART */
usart_init(o, mp_obj_get_int(baudrate));
return o;
}
MP_DEFINE_CONST_FUN_OBJ_2(pyb_Usart_obj, pyb_Usart);

4
stmhal/usart.h
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@ -15,6 +15,7 @@ typedef enum {
typedef struct _pyb_usart_obj_t pyb_usart_obj_t;
extern pyb_usart_obj_t *pyb_usart_global_debug;
extern const mp_obj_type_t pyb_usart_type;
void usart_init(pyb_usart_obj_t *usart_obj, uint32_t baudrate);
bool usart_rx_any(pyb_usart_obj_t *usart_obj);
@ -23,6 +24,3 @@ void usart_tx_str(pyb_usart_obj_t *usart_obj, const char *str);
void usart_tx_strn(pyb_usart_obj_t *usart_obj, const char *str, uint len);
void usart_tx_strn_cooked(pyb_usart_obj_t *usart_obj, const char *str, uint len);
mp_obj_t pyb_Usart(mp_obj_t usart_id, mp_obj_t baudrate);
MP_DECLARE_CONST_FUN_OBJ(pyb_Usart_obj);