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stmhal: Make pybstdio usable by other ports, and use it. 

Now all ports can use pybstdio.c to provide sys.stdin/stdout/stderr, so
long as they implement mp_hal_stdin_* and mp_hal_stdout_* functions.
pull/1120/head
Damien George 2015-02-13 15:04:53 +00:00
rodzic c385a639e6
commit 0b32e50365
33 zmienionych plików z 222 dodań i 545 usunięć
Pokaż statystyki Ściągnij plik aktualizacji Ściągnij plik porównania Expand all files Collapse all files

2
cc3200/application.mk
Wyświetl plik

@ -91,7 +91,6 @@ APP_MODS_SRC_C = $(addprefix mods/,\
pybextint.c \
pybpin.c \
pybrtc.c \
pybstdio.c \
pybsystick.c \
pybuart.c \
)
@ -144,6 +143,7 @@ APP_STM_SRC_C = $(addprefix stmhal/,\
moduselect.c \
printf.c \
pyexec.c \
pybstdio.c \
string0.c \
)

42
cc3200/hal/cc3200_hal.c
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@ -30,11 +30,12 @@
******************************************************************************/
#include <stdio.h>
#include <stdint.h>
#include <string.h>
#include "inc/hw_types.h"
#include "inc/hw_ints.h"
#include "inc/hw_nvic.h"
#include "hw_memmap.h"
#include "mpconfig.h"
#include "py/mpstate.h"
#include MICROPY_HAL_H
#include "rom_map.h"
#include "interrupt.h"
@ -43,6 +44,8 @@
#include "sdhost.h"
#include "pin.h"
#include "mpexception.h"
#include "telnet.h"
#include "pybuart.h"
#ifdef USE_FREERTOS
#include "FreeRTOS.h"
@ -126,6 +129,43 @@ void mp_hal_set_interrupt_char (int c) {
mpexception_set_interrupt_char (c);
}
void mp_hal_stdout_tx_str(const char *str) {
mp_hal_stdout_tx_strn(str, strlen(str));
}
void mp_hal_stdout_tx_strn(const char *str, mp_uint_t len) {
if (MP_STATE_PORT(pyb_stdio_uart) != NULL) {
uart_tx_strn(MP_STATE_PORT(pyb_stdio_uart), str, len);
}
// and also to telnet
if (telnet_is_active()) {
telnet_tx_strn(str, len);
}
}
void mp_hal_stdout_tx_strn_cooked(const char *str, mp_uint_t len) {
// send stdout to UART
if (MP_STATE_PORT(pyb_stdio_uart) != NULL) {
uart_tx_strn_cooked(MP_STATE_PORT(pyb_stdio_uart), str, len);
}
// and also to telnet
if (telnet_is_active()) {
telnet_tx_strn_cooked(str, len);
}
}
int mp_hal_stdin_rx_chr(void) {
for ( ;; ) {
if (telnet_rx_any()) {
return telnet_rx_char();
}
else if (MP_STATE_PORT(pyb_stdio_uart) != NULL && uart_rx_any(MP_STATE_PORT(pyb_stdio_uart))) {
return uart_rx_char(MP_STATE_PORT(pyb_stdio_uart));
}
HAL_Delay(1);
}
}
/******************************************************************************
DEFINE PRIVATE FUNCTIONS
******************************************************************************/

5
cc3200/hal/cc3200_hal.h
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@ -63,4 +63,9 @@ extern uint32_t HAL_GetTick(void);
extern void HAL_Delay(uint32_t delay);
extern void mp_hal_set_interrupt_char (int c);
int mp_hal_stdin_rx_chr(void);
void mp_hal_stdout_tx_str(const char *str);
void mp_hal_stdout_tx_strn(const char *str, mp_uint_t len);
void mp_hal_stdout_tx_strn_cooked(const char *str, mp_uint_t len);
#endif /* CC3200_LAUNCHXL_HAL_CC3200_HAL_H_ */

1
cc3200/misc/FreeRTOSHooks.c
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@ -35,7 +35,6 @@
#include "obj.h"
#include "inc/hw_memmap.h"
#include "pybuart.h"
#include "pybstdio.h"
#include "osi.h"

7
cc3200/misc/mperror.c
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@ -37,7 +37,6 @@
#include "obj.h"
#include "inc/hw_memmap.h"
#include "pybuart.h"
#include "pybstdio.h"
#include "utils.h"
@ -45,9 +44,9 @@ void NORETURN __fatal_error(const char *msg) {
if (msg != NULL) {
// wait for 20ms
UtilsDelay(UTILS_DELAY_US_TO_COUNT(20000));
stdout_tx_str("\r\nFATAL ERROR:");
stdout_tx_str(msg);
stdout_tx_str("\r\n");
mp_hal_stdout_tx_str("\r\nFATAL ERROR:");
mp_hal_stdout_tx_str(msg);
mp_hal_stdout_tx_str("\r\n");
}
for ( ;; ) {__WFI();}
}

1
cc3200/mods/modpyb.c
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@ -48,7 +48,6 @@
#include "pyexec.h"
#include "pybuart.h"
#include "pybpin.h"
#include "pybstdio.h"
#include "pybrtc.h"
#include "pybsystick.h"
#include "simplelink.h"

1
cc3200/mods/modwlan.c
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@ -42,7 +42,6 @@
#include "modwlan.h"
#include "pybioctl.h"
#include "pybuart.h"
#include "pybstdio.h"
#include "osi.h"
#include "debug.h"
#include "serverstask.h"

174
cc3200/mods/pybstdio.c
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@ -1,174 +0,0 @@
/*
* This file is part of the Micro Python project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2013, 2014 Damien P. George
* Copyright (c) 2015 Daniel Campora
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#include <stdio.h>
#include <stdint.h>
#include <string.h>
#include <errno.h>
#include "py/mpstate.h"
#include "mpconfig.h"
#include "misc.h"
#include "qstr.h"
#include "misc.h"
#include "obj.h"
#include "stream.h"
#include MICROPY_HAL_H
#include "pybuart.h"
#include "telnet.h"
#include "pybstdio.h"
// TODO make stdin, stdout and stderr writable objects so they can
// be changed by Python code. This requires some changes, as these
// objects are in a read-only module (py/modsys.c).
void stdout_tx_str(const char *str) {
stdout_tx_strn(str, strlen(str));
}
void stdout_tx_strn(const char *str, mp_uint_t len) {
if (MP_STATE_PORT(pyb_stdio_uart) != NULL) {
uart_tx_strn(MP_STATE_PORT(pyb_stdio_uart), str, len);
}
// and also to telnet
if (telnet_is_active()) {
telnet_tx_strn(str, len);
}
}
void stdout_tx_strn_cooked(const char *str, mp_uint_t len) {
// send stdout to UART
if (MP_STATE_PORT(pyb_stdio_uart) != NULL) {
uart_tx_strn_cooked(MP_STATE_PORT(pyb_stdio_uart), str, len);
}
// and also to telnet
if (telnet_is_active()) {
telnet_tx_strn_cooked(str, len);
}
}
int stdin_rx_chr(void) {
for ( ;; ) {
if (telnet_rx_any()) {
return telnet_rx_char();
}
else if (MP_STATE_PORT(pyb_stdio_uart) != NULL && uart_rx_any(MP_STATE_PORT(pyb_stdio_uart))) {
return uart_rx_char(MP_STATE_PORT(pyb_stdio_uart));
}
HAL_Delay(1);
}
}
/******************************************************************************/
// Micro Python bindings
#define STDIO_FD_IN (0)
#define STDIO_FD_OUT (1)
#define STDIO_FD_ERR (2)
typedef struct _pyb_stdio_obj_t {
mp_obj_base_t base;
int fd;
} pyb_stdio_obj_t;
void stdio_obj_print(void (*print)(void *env, const char *fmt, ...), void *env, mp_obj_t self_in, mp_print_kind_t kind) {
pyb_stdio_obj_t *self = self_in;
print(env, "<io.FileIO %d>", self->fd);
}
STATIC mp_uint_t stdio_read(mp_obj_t self_in, void *buf, mp_uint_t size, int *errcode) {
pyb_stdio_obj_t *self = self_in;
if (self->fd == STDIO_FD_IN) {
for (uint i = 0; i < size; i++) {
int c = stdin_rx_chr();
if (c == '\r') {
c = '\n';
}
((byte*)buf)[i] = c;
}
return size;
} else {
*errcode = EPERM;
return MP_STREAM_ERROR;
}
}
STATIC mp_uint_t stdio_write(mp_obj_t self_in, const void *buf, mp_uint_t size, int *errcode) {
pyb_stdio_obj_t *self = self_in;
if (self->fd == STDIO_FD_OUT || self->fd == STDIO_FD_ERR) {
stdout_tx_strn_cooked(buf, size);
return size;
} else {
*errcode = EPERM;
return MP_STREAM_ERROR;
}
}
mp_obj_t stdio_obj___exit__(mp_uint_t n_args, const mp_obj_t *args) {
return mp_const_none;
}
static MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(stdio_obj___exit___obj, 4, 4, stdio_obj___exit__);
// TODO gc hook to close the file if not already closed
STATIC const mp_map_elem_t stdio_locals_dict_table[] = {
{ MP_OBJ_NEW_QSTR(MP_QSTR_read), (mp_obj_t)&mp_stream_read_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_readall), (mp_obj_t)&mp_stream_readall_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_readline), (mp_obj_t)&mp_stream_unbuffered_readline_obj},
{ MP_OBJ_NEW_QSTR(MP_QSTR_write), (mp_obj_t)&mp_stream_write_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_close), (mp_obj_t)&mp_identity_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR___del__), (mp_obj_t)&mp_identity_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR___enter__), (mp_obj_t)&mp_identity_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR___exit__), (mp_obj_t)&stdio_obj___exit___obj },
};
STATIC MP_DEFINE_CONST_DICT(stdio_locals_dict, stdio_locals_dict_table);
STATIC const mp_stream_p_t stdio_obj_stream_p = {
.read = stdio_read,
.write = stdio_write,
.is_text = true,
};
STATIC const mp_obj_type_t stdio_obj_type = {
{ &mp_type_type },
.name = MP_QSTR_FileIO,
// TODO .make_new?
.print = stdio_obj_print,
.getiter = mp_identity,
.iternext = mp_stream_unbuffered_iter,
.stream_p = &stdio_obj_stream_p,
.locals_dict = (mp_obj_t)&stdio_locals_dict,
};
/// \moduleref sys
/// \constant stdin - standard input (connected to UART0, or to telnet, configurable)
/// \constant stdout - standard output (connected to UART0, and optionally to telnet)
/// \constant stderr - standard error (connected to UART0, and optionally to telnet)
const pyb_stdio_obj_t mp_sys_stdin_obj = {{&stdio_obj_type}, .fd = STDIO_FD_IN};
const pyb_stdio_obj_t mp_sys_stdout_obj = {{&stdio_obj_type}, .fd = STDIO_FD_OUT};
const pyb_stdio_obj_t mp_sys_stderr_obj = {{&stdio_obj_type}, .fd = STDIO_FD_ERR};

31
cc3200/mods/pybstdio.h
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@ -1,31 +0,0 @@
/*
* This file is part of the Micro Python project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2013, 2014 Damien P. George
* Copyright (c) 2015 Daniel Campora
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
void stdout_tx_str(const char *str);
void stdout_tx_strn(const char *str, mp_uint_t len);
void stdout_tx_strn_cooked(const char *str, mp_uint_t len);
int stdin_rx_chr(void);

1
cc3200/mods/pybuart.c
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@ -53,7 +53,6 @@
#include "pin.h"
#include "pybuart.h"
#include "pybioctl.h"
#include "pybstdio.h"
#include "mpexception.h"
#include "osi.h"

1
cc3200/mptask.c
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@ -44,7 +44,6 @@
#include "pybuart.h"
#include "pybpin.h"
#include "pybrtc.h"
#include "pybstdio.h"
#include "pyexec.h"
#include "gccollect.h"
#include "gchelper.h"

1
cc3200/telnet/telnet.c
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@ -39,7 +39,6 @@
#include "debug.h"
#include "mpexception.h"
#include "serverstask.h"
#include "pybstdio.h"
#include "genhdr/py-version.h"

2
esp8266/Makefile
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@ -45,7 +45,6 @@ SRC_C = \
main.c \
esp_mphal.c \
gccollect.c \
pybstdio.c \
uart.c \
modpyb.c \
modesp.c \
@ -54,6 +53,7 @@ STM_SRC_C = $(addprefix stmhal/,\
printf.c \
string0.c \
pyexec.c \
pybstdio.c \
)
LIB_SRC_C = $(addprefix lib/,\

17
esp8266/esp_mphal.c
Wyświetl plik

@ -49,23 +49,30 @@ void mp_hal_udelay(uint32_t us) {
ets_delay_us(us);
}
int mp_hal_uart0_rx_chr(void) {
return uart0_rx();
int mp_hal_stdin_rx_chr(void) {
for (;;) {
int c = uart0_rx();
if (c != -1) {
return c;
}
mp_hal_udelay(1);
mp_hal_feed_watchdog();
}
}
void mp_hal_uart0_write_str(const char *str) {
void mp_hal_stdout_tx_str(const char *str) {
while (*str) {
uart_tx_one_char(UART0, *str++);
}
}
void mp_hal_uart0_write_strn(const char *str, uint32_t len) {
void mp_hal_stdout_tx_strn(const char *str, uint32_t len) {
while (len--) {
uart_tx_one_char(UART0, *str++);
}
}
void mp_hal_uart0_write_strn_cooked(const char *str, uint32_t len) {
void mp_hal_stdout_tx_strn_cooked(const char *str, uint32_t len) {
while (len--) {
if (*str == '\n') {
uart_tx_one_char(UART0, '\r');

9
esp8266/esp_mphal.h
Wyświetl plik

@ -30,10 +30,10 @@
void mp_hal_init(void);
void mp_hal_feed_watchdog(void);
void mp_hal_udelay(uint32_t);
int mp_hal_uart0_rx_chr(void);
void mp_hal_uart0_write_str(const char *str);
void mp_hal_uart0_write_strn(const char *str, uint32_t len);
void mp_hal_uart0_write_strn_cooked(const char *str, uint32_t len);
int mp_hal_stdin_rx_chr(void);
void mp_hal_stdout_tx_str(const char *str);
void mp_hal_stdout_tx_strn(const char *str, uint32_t len);
void mp_hal_stdout_tx_strn_cooked(const char *str, uint32_t len);
uint32_t HAL_GetTick(void);
void HAL_Delay(uint32_t Delay);
@ -43,4 +43,5 @@ uint32_t mp_hal_get_cpu_freq(void);
#define UART_TASK_ID 0
void uart_task_init();
#endif // _INCLUDED_MPHAL_H_

1
esp8266/modpyb.c
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@ -31,7 +31,6 @@
#include "py/gc.h"
#include "gccollect.h"
#include "pyexec.h"
#include "pybstdio.h"
#include MICROPY_HAL_H
#include "user_interface.h"

140
esp8266/pybstdio.c
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@ -1,140 +0,0 @@
/*
* This file is part of the Micro Python project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2014 Damien P. George
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#include <stdio.h>
#include <string.h>
#include <errno.h>
#include "py/obj.h"
#include "py/stream.h"
#include "pybstdio.h"
#include MICROPY_HAL_H
void stdout_tx_str(const char *str) {
stdout_tx_strn(str, strlen(str));
}
void stdout_tx_strn(const char *str, mp_uint_t len) {
mp_hal_uart0_write_strn(str, len);
}
void stdout_tx_strn_cooked(const char *str, mp_uint_t len) {
mp_hal_uart0_write_strn_cooked(str, len);
}
int stdin_rx_chr(void) {
for (;;) {
int c = mp_hal_uart0_rx_chr();
if (c != -1) {
return c;
}
mp_hal_udelay(1);
mp_hal_feed_watchdog();
}
}
/******************************************************************************/
// Micro Python bindings
#define STDIO_FD_IN (0)
#define STDIO_FD_OUT (1)
#define STDIO_FD_ERR (2)
typedef struct _pyb_stdio_obj_t {
mp_obj_base_t base;
int fd;
} pyb_stdio_obj_t;
void stdio_obj_print(void (*print)(void *env, const char *fmt, ...), void *env, mp_obj_t self_in, mp_print_kind_t kind) {
pyb_stdio_obj_t *self = self_in;
print(env, "<io.FileIO %d>", self->fd);
}
STATIC mp_uint_t stdio_read(mp_obj_t self_in, void *buf, mp_uint_t size, int *errcode) {
pyb_stdio_obj_t *self = self_in;
if (self->fd == STDIO_FD_IN) {
for (uint i = 0; i < size; i++) {
int c = stdin_rx_chr();
if (c == '\r') {
c = '\n';
}
((byte*)buf)[i] = c;
}
return size;
} else {
*errcode = EPERM;
return MP_STREAM_ERROR;
}
}
STATIC mp_uint_t stdio_write(mp_obj_t self_in, const void *buf, mp_uint_t size, int *errcode) {
pyb_stdio_obj_t *self = self_in;
if (self->fd == STDIO_FD_OUT || self->fd == STDIO_FD_ERR) {
stdout_tx_strn_cooked(buf, size);
return size;
} else {
*errcode = EPERM;
return MP_STREAM_ERROR;
}
}
STATIC mp_obj_t stdio_obj___exit__(mp_uint_t n_args, const mp_obj_t *args) {
return mp_const_none;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(stdio_obj___exit___obj, 4, 4, stdio_obj___exit__);
STATIC const mp_map_elem_t stdio_locals_dict_table[] = {
{ MP_OBJ_NEW_QSTR(MP_QSTR_read), (mp_obj_t)&mp_stream_read_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_readall), (mp_obj_t)&mp_stream_readall_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_readline), (mp_obj_t)&mp_stream_unbuffered_readline_obj},
{ MP_OBJ_NEW_QSTR(MP_QSTR_write), (mp_obj_t)&mp_stream_write_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_close), (mp_obj_t)&mp_identity_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR___del__), (mp_obj_t)&mp_identity_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR___enter__), (mp_obj_t)&mp_identity_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR___exit__), (mp_obj_t)&stdio_obj___exit___obj },
};
STATIC MP_DEFINE_CONST_DICT(stdio_locals_dict, stdio_locals_dict_table);
STATIC const mp_stream_p_t stdio_obj_stream_p = {
.read = stdio_read,
.write = stdio_write,
.is_text = true,
};
STATIC const mp_obj_type_t stdio_obj_type = {
{ &mp_type_type },
.name = MP_QSTR_FileIO,
.print = stdio_obj_print,
.getiter = mp_identity,
.iternext = mp_stream_unbuffered_iter,
.stream_p = &stdio_obj_stream_p,
.locals_dict = (mp_obj_t)&stdio_locals_dict,
};
const pyb_stdio_obj_t mp_sys_stdin_obj = {{&stdio_obj_type}, .fd = STDIO_FD_IN};
const pyb_stdio_obj_t mp_sys_stdout_obj = {{&stdio_obj_type}, .fd = STDIO_FD_OUT};
const pyb_stdio_obj_t mp_sys_stderr_obj = {{&stdio_obj_type}, .fd = STDIO_FD_ERR};

30
esp8266/pybstdio.h
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@ -1,30 +0,0 @@
/*
* This file is part of the Micro Python project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2014 Damien P. George
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
void stdout_tx_str(const char *str);
void stdout_tx_strn(const char *str, mp_uint_t len);
void stdout_tx_strn_cooked(const char *str, mp_uint_t len);
int stdin_rx_chr(void);

18
lib/mp-readline/readline.c
Wyświetl plik

@ -30,7 +30,7 @@
#include "py/mpstate.h"
#include "readline.h"
#include "pybstdio.h"
#include MICROPY_HAL_H
#if 0 // print debugging info
#define DEBUG_PRINT (1)
@ -60,20 +60,20 @@ STATIC char *str_dup_maybe(const char *str) {
STATIC void move_cursor_back(uint pos) {
if (pos <= 4) {
// fast path for most common case of 1 step back
stdout_tx_strn("\b\b\b\b", pos);
mp_hal_stdout_tx_strn("\b\b\b\b", pos);
} else {
char vt100_command[6];
// snprintf needs space for the terminating null character
int n = snprintf(&vt100_command[0], sizeof(vt100_command), "\x1b[%u", pos);
if (n > 0) {
vt100_command[n] = 'D'; // replace null char
stdout_tx_strn(vt100_command, n + 1);
mp_hal_stdout_tx_strn(vt100_command, n + 1);
}
}
}
STATIC void erase_line_from_cursor(void) {
stdout_tx_strn("\x1b[K", 3);
mp_hal_stdout_tx_strn("\x1b[K", 3);
}
typedef struct _readline_t {
@ -107,7 +107,7 @@ int readline_process_char(int c) {
goto end_key;
} else if (c == '\r') {
// newline
stdout_tx_str("\r\n");
mp_hal_stdout_tx_str("\r\n");
if (rl.line->len > rl.orig_line_len && (MP_STATE_PORT(readline_hist)[0] == NULL || strcmp(MP_STATE_PORT(readline_hist)[0], rl.line->buf + rl.orig_line_len) != 0)) {
// a line which is not empty and different from the last one
// so update the history
@ -245,13 +245,13 @@ end_key:
erase_line_from_cursor();
}
// draw new chars
stdout_tx_strn(rl.line->buf + rl.cursor_pos, rl.line->len - rl.cursor_pos);
mp_hal_stdout_tx_strn(rl.line->buf + rl.cursor_pos, rl.line->len - rl.cursor_pos);
// move cursor forward if needed (already moved forward by length of line, so move it back)
move_cursor_back(rl.line->len - (rl.cursor_pos + redraw_step_forward));
rl.cursor_pos += redraw_step_forward;
} else if (redraw_step_forward > 0) {
// draw over old chars to move cursor forwards
stdout_tx_strn(rl.line->buf + rl.cursor_pos, redraw_step_forward);
mp_hal_stdout_tx_strn(rl.line->buf + rl.cursor_pos, redraw_step_forward);
rl.cursor_pos += redraw_step_forward;
}
@ -273,10 +273,10 @@ void readline_init(vstr_t *line) {
}
int readline(vstr_t *line, const char *prompt) {
stdout_tx_str(prompt);
mp_hal_stdout_tx_str(prompt);
readline_init(line);
for (;;) {
int c = stdin_rx_chr();
int c = mp_hal_stdin_rx_chr();
int r = readline_process_char(c);
if (r >= 0) {
return r;

1
stmhal/input.c
Wyświetl plik

@ -27,7 +27,6 @@
#include "py/nlr.h"
#include "py/obj.h"
#include "readline.h"
#include "usb.h"
STATIC mp_obj_t mp_builtin_input(uint n_args, const mp_obj_t *args) {
if (n_args == 1) {

8
stmhal/main.c
Wyświetl plik

@ -57,8 +57,8 @@
#include "accel.h"
#include "servo.h"
#include "dac.h"
#include "pybstdio.h"
#include "modnetwork.h"
#include MICROPY_HAL_H
void SystemClock_Config(void);
@ -86,8 +86,8 @@ void NORETURN __fatal_error(const char *msg) {
led_state(2, 1);
led_state(3, 1);
led_state(4, 1);
stdout_tx_strn("\nFATAL ERROR:\n", 14);
stdout_tx_strn(msg, strlen(msg));
mp_hal_stdout_tx_strn("\nFATAL ERROR:\n", 14);
mp_hal_stdout_tx_strn(msg, strlen(msg));
for (uint i = 0;;) {
led_toggle(((i++) & 3) + 1);
for (volatile uint delay = 0; delay < 10000000; delay++) {
@ -383,7 +383,7 @@ soft_reset:
MP_OBJ_NEW_SMALL_INT(PYB_UART_6),
MP_OBJ_NEW_SMALL_INT(115200),
};
pyb_stdio_uart = pyb_uart_type.make_new((mp_obj_t)&pyb_uart_type, MP_ARRAY_SIZE(args), 0, args);
MP_STATE_PORT(pyb_stdio_uart) = pyb_uart_type.make_new((mp_obj_t)&pyb_uart_type, MP_ARRAY_SIZE(args), 0, args);
}
#else
MP_STATE_PORT(pyb_stdio_uart) = NULL;

1
stmhal/modpyb.c
Wyświetl plik

@ -56,7 +56,6 @@
#include "dac.h"
#include "lcd.h"
#include "usb.h"
#include "pybstdio.h"
#include "ff.h"
#include "diskio.h"
#include "fsusermount.h"

53
stmhal/mphal.c
Wyświetl plik

@ -1,8 +1,9 @@
#include <errno.h>
#include <string.h>
#include "py/nlr.h"
#include "py/obj.h"
#include "py/mpstate.h"
#include "usb.h"
#include "uart.h"
#include "mphal.h"
// this table converts from HAL_StatusTypeDef to POSIX errno
@ -20,3 +21,51 @@ NORETURN void mp_hal_raise(HAL_StatusTypeDef status) {
void mp_hal_set_interrupt_char(int c) {
usb_vcp_set_interrupt_char(c);
}
int mp_hal_stdin_rx_chr(void) {
for (;;) {
#if 0
#ifdef USE_HOST_MODE
pyb_usb_host_process();
int c = pyb_usb_host_get_keyboard();
if (c != 0) {
return c;
}
#endif
#endif
byte c;
if (usb_vcp_recv_byte(&c) != 0) {
return c;
} else if (MP_STATE_PORT(pyb_stdio_uart) != NULL && uart_rx_any(MP_STATE_PORT(pyb_stdio_uart))) {
return uart_rx_char(MP_STATE_PORT(pyb_stdio_uart));
}
__WFI();
}
}
void mp_hal_stdout_tx_str(const char *str) {
mp_hal_stdout_tx_strn(str, strlen(str));
}
void mp_hal_stdout_tx_strn(const char *str, mp_uint_t len) {
if (MP_STATE_PORT(pyb_stdio_uart) != NULL) {
uart_tx_strn(MP_STATE_PORT(pyb_stdio_uart), str, len);
}
#if 0 && defined(USE_HOST_MODE) && MICROPY_HW_HAS_LCD
lcd_print_strn(str, len);
#endif
if (usb_vcp_is_enabled()) {
usb_vcp_send_strn(str, len);
}
}
void mp_hal_stdout_tx_strn_cooked(const char *str, mp_uint_t len) {
// send stdout to UART and USB CDC VCP
if (MP_STATE_PORT(pyb_stdio_uart) != NULL) {
uart_tx_strn_cooked(MP_STATE_PORT(pyb_stdio_uart), str, len);
}
if (usb_vcp_is_enabled()) {
usb_vcp_send_strn_cooked(str, len);
}
}

5
stmhal/mphal.h
Wyświetl plik

@ -11,3 +11,8 @@ extern const byte mp_hal_status_to_errno_table[4];
NORETURN void mp_hal_raise(HAL_StatusTypeDef status);
void mp_hal_set_interrupt_char(int c); // -1 to disable
int mp_hal_stdin_rx_chr(void);
void mp_hal_stdout_tx_str(const char *str);
void mp_hal_stdout_tx_strn(const char *str, mp_uint_t len);
void mp_hal_stdout_tx_strn_cooked(const char *str, mp_uint_t len);

4
stmhal/printf.c
Wyświetl plik

@ -30,14 +30,14 @@
#include "py/obj.h"
#include "py/pfenv.h"
#include "pybstdio.h"
#include MICROPY_HAL_H
#if MICROPY_PY_BUILTINS_FLOAT
#include "py/formatfloat.h"
#endif
STATIC void stdout_print_strn(void *dummy_env, const char *str, mp_uint_t len) {
stdout_tx_strn_cooked(str, len);
mp_hal_stdout_tx_strn_cooked(str, len);
}
STATIC const pfenv_t pfenv_stdout = {0, stdout_print_strn};

67
stmhal/pybstdio.c
Wyświetl plik

@ -3,7 +3,7 @@
*
* The MIT License (MIT)
*
* Copyright (c) 2013, 2014 Damien P. George
* Copyright (c) 2013, 2014, 2015 Damien P. George
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
@ -25,70 +25,17 @@
*/
#include <stdio.h>
#include <stdint.h>
#include <string.h>
#include <errno.h>
#include "py/mpstate.h"
#include "py/obj.h"
#include "py/stream.h"
#include "usb.h"
#include "uart.h"
#include "pybstdio.h"
#include MICROPY_HAL_H
// TODO make stdin, stdout and stderr writable objects so they can
// be changed by Python code. This requires some changes, as these
// objects are in a read-only module (py/modsys.c).
void stdout_tx_str(const char *str) {
stdout_tx_strn(str, strlen(str));
}
void stdout_tx_strn(const char *str, mp_uint_t len) {
if (MP_STATE_PORT(pyb_stdio_uart) != NULL) {
uart_tx_strn(MP_STATE_PORT(pyb_stdio_uart), str, len);
}
#if 0 && defined(USE_HOST_MODE) && MICROPY_HW_HAS_LCD
lcd_print_strn(str, len);
#endif
if (usb_vcp_is_enabled()) {
usb_vcp_send_strn(str, len);
}
}
void stdout_tx_strn_cooked(const char *str, mp_uint_t len) {
// send stdout to UART and USB CDC VCP
if (MP_STATE_PORT(pyb_stdio_uart) != NULL) {
uart_tx_strn_cooked(MP_STATE_PORT(pyb_stdio_uart), str, len);
}
if (usb_vcp_is_enabled()) {
usb_vcp_send_strn_cooked(str, len);
}
}
int stdin_rx_chr(void) {
for (;;) {
#if 0
#ifdef USE_HOST_MODE
pyb_usb_host_process();
int c = pyb_usb_host_get_keyboard();
if (c != 0) {
return c;
}
#endif
#endif
byte c;
if (usb_vcp_recv_byte(&c) != 0) {
return c;
} else if (MP_STATE_PORT(pyb_stdio_uart) != NULL && uart_rx_any(MP_STATE_PORT(pyb_stdio_uart))) {
return uart_rx_char(MP_STATE_PORT(pyb_stdio_uart));
}
__WFI();
}
}
/******************************************************************************/
// Micro Python bindings
@ -110,7 +57,7 @@ STATIC mp_uint_t stdio_read(mp_obj_t self_in, void *buf, mp_uint_t size, int *er
pyb_stdio_obj_t *self = self_in;
if (self->fd == STDIO_FD_IN) {
for (uint i = 0; i < size; i++) {
int c = stdin_rx_chr();
int c = mp_hal_stdin_rx_chr();
if (c == '\r') {
c = '\n';
}
@ -126,7 +73,7 @@ STATIC mp_uint_t stdio_read(mp_obj_t self_in, void *buf, mp_uint_t size, int *er
STATIC mp_uint_t stdio_write(mp_obj_t self_in, const void *buf, mp_uint_t size, int *errcode) {
pyb_stdio_obj_t *self = self_in;
if (self->fd == STDIO_FD_OUT || self->fd == STDIO_FD_ERR) {
stdout_tx_strn_cooked(buf, size);
mp_hal_stdout_tx_strn_cooked(buf, size);
return size;
} else {
*errcode = EPERM;
@ -134,10 +81,10 @@ STATIC mp_uint_t stdio_write(mp_obj_t self_in, const void *buf, mp_uint_t size,
}
}
mp_obj_t stdio_obj___exit__(mp_uint_t n_args, const mp_obj_t *args) {
STATIC mp_obj_t stdio_obj___exit__(mp_uint_t n_args, const mp_obj_t *args) {
return mp_const_none;
}
static MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(stdio_obj___exit___obj, 4, 4, stdio_obj___exit__);
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(stdio_obj___exit___obj, 4, 4, stdio_obj___exit__);
// TODO gc hook to close the file if not already closed
@ -171,10 +118,6 @@ STATIC const mp_obj_type_t stdio_obj_type = {
.locals_dict = (mp_obj_t)&stdio_locals_dict,
};
/// \moduleref sys
/// \constant stdin - standard input (connected to USB VCP, and optional UART object)
/// \constant stdout - standard output (connected to USB VCP, and optional UART object)
/// \constant stderr - standard error (connected to USB VCP, and optional UART object)
const pyb_stdio_obj_t mp_sys_stdin_obj = {{&stdio_obj_type}, .fd = STDIO_FD_IN};
const pyb_stdio_obj_t mp_sys_stdout_obj = {{&stdio_obj_type}, .fd = STDIO_FD_OUT};
const pyb_stdio_obj_t mp_sys_stderr_obj = {{&stdio_obj_type}, .fd = STDIO_FD_ERR};

32
stmhal/pybstdio.h
Wyświetl plik

@ -1,32 +0,0 @@
/*
* This file is part of the Micro Python project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2013, 2014 Damien P. George
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
extern struct _pyb_uart_obj_t *pyb_stdio_uart;
void stdout_tx_str(const char *str);
void stdout_tx_strn(const char *str, mp_uint_t len);
void stdout_tx_strn_cooked(const char *str, mp_uint_t len);
int stdin_rx_chr(void);

51
stmhal/pyexec.c
Wyświetl plik

@ -39,7 +39,6 @@
#endif
#include "readline.h"
#include "pyexec.h"
#include "pybstdio.h"
#include "genhdr/py-version.h"
pyexec_mode_kind_t pyexec_mode_kind = PYEXEC_MODE_FRIENDLY_REPL;
@ -73,7 +72,7 @@ STATIC int parse_compile_execute(mp_lexer_t *lex, mp_parse_input_kind_t input_ki
nlr_pop();
ret = 1;
if (exec_flags & EXEC_FLAG_PRINT_EOF) {
stdout_tx_strn("\x04", 1);
mp_hal_stdout_tx_strn("\x04", 1);
}
} else {
// uncaught exception
@ -81,7 +80,7 @@ STATIC int parse_compile_execute(mp_lexer_t *lex, mp_parse_input_kind_t input_ki
mp_hal_set_interrupt_char(-1); // disable interrupt
// print EOF after normal output
if (exec_flags & EXEC_FLAG_PRINT_EOF) {
stdout_tx_strn("\x04", 1);
mp_hal_stdout_tx_strn("\x04", 1);
}
// check for SystemExit
if (mp_obj_is_subclass_fast(mp_obj_get_type((mp_obj_t)nlr.ret_val), &mp_type_SystemExit)) {
@ -110,7 +109,7 @@ STATIC int parse_compile_execute(mp_lexer_t *lex, mp_parse_input_kind_t input_ki
}
if (exec_flags & EXEC_FLAG_PRINT_EOF) {
stdout_tx_strn("\x04", 1);
mp_hal_stdout_tx_strn("\x04", 1);
}
return ret;
@ -121,19 +120,19 @@ int pyexec_raw_repl(void) {
vstr_init(&line, 32);
raw_repl_reset:
stdout_tx_str("raw REPL; CTRL-B to exit\r\n");
mp_hal_stdout_tx_str("raw REPL; CTRL-B to exit\r\n");
for (;;) {
vstr_reset(&line);
stdout_tx_str(">");
mp_hal_stdout_tx_str(">");
for (;;) {
int c = stdin_rx_chr();
int c = mp_hal_stdin_rx_chr();
if (c == CHAR_CTRL_A) {
// reset raw REPL
goto raw_repl_reset;
} else if (c == CHAR_CTRL_B) {
// change to friendly REPL
stdout_tx_str("\r\n");
mp_hal_stdout_tx_str("\r\n");
vstr_clear(&line);
pyexec_mode_kind = PYEXEC_MODE_FRIENDLY_REPL;
return 0;
@ -150,11 +149,11 @@ raw_repl_reset:
}
// indicate reception of command
stdout_tx_str("OK");
mp_hal_stdout_tx_str("OK");
if (line.len == 0) {
// exit for a soft reset
stdout_tx_str("\r\n");
mp_hal_stdout_tx_str("\r\n");
vstr_clear(&line);
return PYEXEC_FORCED_EXIT;
}
@ -184,7 +183,7 @@ void pyexec_friendly_repl_init(void) {
vstr_init(&repl.line, 32);
repl.cont_line = false;
readline_init(&repl.line);
stdout_tx_str(">>> ");
mp_hal_stdout_tx_str(">>> ");
}
void pyexec_friendly_repl_reset() {
@ -201,20 +200,20 @@ int pyexec_friendly_repl_process_char(int c) {
if (ret == CHAR_CTRL_A) {
// change to raw REPL
pyexec_mode_kind = PYEXEC_MODE_RAW_REPL;
stdout_tx_str("\r\n");
mp_hal_stdout_tx_str("\r\n");
vstr_clear(&repl.line);
return PYEXEC_SWITCH_MODE;
} else if (ret == CHAR_CTRL_B) {
// reset friendly REPL
stdout_tx_str("\r\n");
mp_hal_stdout_tx_str("\r\n");
goto friendly_repl_reset;
} else if (ret == CHAR_CTRL_C) {
// break
stdout_tx_str("\r\n");
mp_hal_stdout_tx_str("\r\n");
goto input_restart;
} else if (ret == CHAR_CTRL_D) {
// exit for a soft reset
stdout_tx_str("\r\n");
mp_hal_stdout_tx_str("\r\n");
vstr_clear(&repl.line);
return PYEXEC_FORCED_EXIT;
} else if (vstr_len(&repl.line) == 0) {
@ -231,7 +230,7 @@ int pyexec_friendly_repl_process_char(int c) {
vstr_add_byte(&repl.line, '\n');
repl.cont_line = true;
stdout_tx_str("... ");
mp_hal_stdout_tx_str("... ");
readline_note_newline();
return 0;
@ -239,7 +238,7 @@ int pyexec_friendly_repl_process_char(int c) {
if (ret == CHAR_CTRL_C) {
// cancel everything
stdout_tx_str("\r\n");
mp_hal_stdout_tx_str("\r\n");
repl.cont_line = false;
goto input_restart;
} else if (ret == CHAR_CTRL_D) {
@ -253,7 +252,7 @@ int pyexec_friendly_repl_process_char(int c) {
if (mp_repl_continue_with_input(vstr_null_terminated_str(&repl.line))) {
vstr_add_byte(&repl.line, '\n');
stdout_tx_str("... ");
mp_hal_stdout_tx_str("... ");
readline_note_newline();
return 0;
}
@ -272,7 +271,7 @@ exec: ;
friendly_repl_reset: // TODO
input_restart:
pyexec_friendly_repl_reset();
stdout_tx_str(">>> ");
mp_hal_stdout_tx_str(">>> ");
return 0;
}
}
@ -290,8 +289,8 @@ int pyexec_friendly_repl(void) {
#endif
friendly_repl_reset:
stdout_tx_str("Micro Python " MICROPY_GIT_TAG " on " MICROPY_BUILD_DATE "; " MICROPY_HW_BOARD_NAME " with " MICROPY_HW_MCU_NAME "\r\n");
stdout_tx_str("Type \"help()\" for more information.\r\n");
mp_hal_stdout_tx_str("Micro Python " MICROPY_GIT_TAG " on " MICROPY_BUILD_DATE "; " MICROPY_HW_BOARD_NAME " with " MICROPY_HW_MCU_NAME "\r\n");
mp_hal_stdout_tx_str("Type \"help()\" for more information.\r\n");
// to test ctrl-C
/*
@ -318,21 +317,21 @@ friendly_repl_reset:
if (ret == CHAR_CTRL_A) {
// change to raw REPL
stdout_tx_str("\r\n");
mp_hal_stdout_tx_str("\r\n");
vstr_clear(&line);
pyexec_mode_kind = PYEXEC_MODE_RAW_REPL;
return 0;
} else if (ret == CHAR_CTRL_B) {
// reset friendly REPL
stdout_tx_str("\r\n");
mp_hal_stdout_tx_str("\r\n");
goto friendly_repl_reset;
} else if (ret == CHAR_CTRL_C) {
// break
stdout_tx_str("\r\n");
mp_hal_stdout_tx_str("\r\n");
continue;
} else if (ret == CHAR_CTRL_D) {
// exit for a soft reset
stdout_tx_str("\r\n");
mp_hal_stdout_tx_str("\r\n");
vstr_clear(&line);
return PYEXEC_FORCED_EXIT;
} else if (vstr_len(&line) == 0) {
@ -344,7 +343,7 @@ friendly_repl_reset:
ret = readline(&line, "... ");
if (ret == CHAR_CTRL_C) {
// cancel everything
stdout_tx_str("\r\n");
mp_hal_stdout_tx_str("\r\n");
goto input_restart;
} else if (ret == CHAR_CTRL_D) {
// stop entering compound statement

6
teensy/main.c
Wyświetl plik

@ -18,11 +18,9 @@
#include MICROPY_HAL_H
#include "servo.h"
#include "usb.h"
#include "led.h"
#include "uart.h"
#include "pin.h"
#include "pybstdio.h"
extern uint32_t _heap_start;
@ -43,8 +41,8 @@ void NORETURN __fatal_error(const char *msg) {
led_state(2, 1);
led_state(3, 1);
led_state(4, 1);
stdout_tx_strn("\nFATAL ERROR:\n", 14);
stdout_tx_strn(msg, strlen(msg));
mp_hal_stdout_tx_strn("\nFATAL ERROR:\n", 14);
mp_hal_stdout_tx_strn(msg, strlen(msg));
for (uint i = 0;;) {
led_toggle(((i++) & 3) + 1);
for (volatile uint delay = 0; delay < 10000000; delay++) {

1
teensy/modpyb.c
Wyświetl plik

@ -56,7 +56,6 @@
#include "dac.h"
#include "usb.h"
#include "portmodules.h"
#include "pybstdio.h"
/// \module pyb - functions related to the pyboard
///

42
teensy/teensy_hal.c
Wyświetl plik

@ -1,9 +1,10 @@
#include <stdio.h>
#include <string.h>
#include "py/mpconfig.h"
#include "py/mpstate.h"
#include "usb.h"
#include "uart.h"
#include "Arduino.h"
#include MICROPY_HAL_H
uint32_t HAL_GetTick(void) {
@ -19,3 +20,38 @@ void mp_hal_set_interrupt_char(int c) {
// an exception when a certain character is received. That just means that
// you can't press Control-C and get your python script to stop.
}
int mp_hal_stdin_rx_chr(void) {
for (;;) {
byte c;
if (usb_vcp_recv_byte(&c) != 0) {
return c;
} else if (MP_STATE_PORT(pyb_stdio_uart) != NULL && uart_rx_any(MP_STATE_PORT(pyb_stdio_uart))) {
return uart_rx_char(MP_STATE_PORT(pyb_stdio_uart));
}
__WFI();
}
}
void mp_hal_stdout_tx_str(const char *str) {
mp_hal_stdout_tx_strn(str, strlen(str));
}
void mp_hal_stdout_tx_strn(const char *str, uint32_t len) {
if (MP_STATE_PORT(pyb_stdio_uart) != NULL) {
uart_tx_strn(MP_STATE_PORT(pyb_stdio_uart), str, len);
}
if (usb_vcp_is_enabled()) {
usb_vcp_send_strn(str, len);
}
}
void mp_hal_stdout_tx_strn_cooked(const char *str, uint32_t len) {
// send stdout to UART and USB CDC VCP
if (MP_STATE_PORT(pyb_stdio_uart) != NULL) {
uart_tx_strn_cooked(MP_STATE_PORT(pyb_stdio_uart), str, len);
}
if (usb_vcp_is_enabled()) {
usb_vcp_send_strn_cooked(str, len);
}
}

5
teensy/teensy_hal.h
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@ -116,6 +116,11 @@ uint32_t HAL_GetTick(void);
void HAL_Delay(uint32_t Delay);
void mp_hal_set_interrupt_char(int c);
int mp_hal_stdin_rx_chr(void);
void mp_hal_stdout_tx_str(const char *str);
void mp_hal_stdout_tx_strn(const char *str, uint32_t len);
void mp_hal_stdout_tx_strn_cooked(const char *str, uint32_t len);
void HAL_GPIO_Init(GPIO_TypeDef *GPIOx, GPIO_InitTypeDef *init);
#define GPIO_read_pin(gpio, pin) (((gpio)->PDIR >> (pin)) & 1)

7
teensy/usb.h 100644
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@ -0,0 +1,7 @@
bool usb_vcp_is_connected(void);
bool usb_vcp_is_enabled(void);
int usb_vcp_rx_num(void);
int usb_vcp_recv_byte(uint8_t *ptr);
void usb_vcp_send_str(const char* str);
void usb_vcp_send_strn(const char* str, int len);
void usb_vcp_send_strn_cooked(const char *str, int len);