mirror of
https://github.com/m5stack/M5Stack_MicroPython.git
synced 2026-05-20 10:14:44 -07:00
Boris Lovosevic
b8fff81b45
'Ctrl+D' on empty line now performs full ESP32 soft reset 'math' module updated, added 'factorial' method 'uos' module updated, added 'mpycore' method to show MicroPython core git commit hash and date
310 lines
10 KiB
C
310 lines
10 KiB
C
/*
|
|
* This file is part of the MicroPython ESP32 project, https://github.com/loboris/MicroPython_ESP32_psRAM_LoBo
|
|
*
|
|
* The MIT License (MIT)
|
|
*
|
|
* Copyright (c) 2017 Damien P. George
|
|
* Copyright (c) 2018 LoBo (https://github.com/loboris)
|
|
*
|
|
* 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 "py/runtime.h"
|
|
|
|
#if MICROPY_ENABLE_SCHEDULER
|
|
|
|
// A variant of this is inlined in the VM at the pending exception check
|
|
void mp_handle_pending(void) {
|
|
if (MP_STATE_VM(sched_state) == MP_SCHED_PENDING) {
|
|
mp_uint_t atomic_state = MICROPY_BEGIN_ATOMIC_SECTION();
|
|
mp_obj_t obj = MP_STATE_VM(mp_pending_exception);
|
|
if (obj != MP_OBJ_NULL) {
|
|
MP_STATE_VM(mp_pending_exception) = MP_OBJ_NULL;
|
|
if (!mp_sched_num_pending()) {
|
|
MP_STATE_VM(sched_state) = MP_SCHED_IDLE;
|
|
}
|
|
MICROPY_END_ATOMIC_SECTION(atomic_state);
|
|
nlr_raise(obj);
|
|
}
|
|
mp_handle_pending_tail(atomic_state);
|
|
}
|
|
}
|
|
|
|
//-----------------------------------
|
|
void free_carg(mp_sched_carg_t *carg)
|
|
{
|
|
for (int i=0; i<MP_SCHED_CTYPE_MAX_ITEMS; i++) {
|
|
if (carg->entry[i]) {
|
|
if (carg->type == MP_SCHED_ENTRY_TYPE_CARG) {
|
|
free_carg((mp_sched_carg_t *)carg->entry[i]);
|
|
}
|
|
else {
|
|
mp_sched_carg_entry_t *entry = (mp_sched_carg_entry_t *)carg->entry[i];
|
|
if (entry->sval) {
|
|
free(entry->sval);
|
|
entry->sval = NULL;
|
|
}
|
|
}
|
|
free(carg->entry[i]);
|
|
}
|
|
}
|
|
free(carg);
|
|
carg = NULL;
|
|
}
|
|
|
|
//---------------------------------------------------------------------------------------------------------------------------
|
|
mp_sched_carg_t *make_carg_entry(mp_sched_carg_t *carg, int idx, uint8_t type, int val, const uint8_t *sval, const char *key)
|
|
{
|
|
carg->entry[idx] = calloc(sizeof(mp_sched_carg_entry_t), 1);
|
|
if (carg->entry[idx] == NULL) {
|
|
free_carg(carg);
|
|
return NULL;
|
|
}
|
|
|
|
mp_sched_carg_entry_t *entry = (mp_sched_carg_entry_t *)carg->entry[idx];
|
|
|
|
entry->type = type;
|
|
if (key) sprintf(entry->key, key);
|
|
|
|
if (sval) {
|
|
entry->ival = val;
|
|
entry->sval = malloc(val);
|
|
if (entry->sval == NULL) {
|
|
free_carg(carg);
|
|
return NULL;
|
|
}
|
|
memcpy(entry->sval, sval, val);
|
|
}
|
|
else {
|
|
entry->ival = val;
|
|
}
|
|
carg->n++;
|
|
return carg;
|
|
}
|
|
|
|
//------------------------------------------------------------------------------------------
|
|
mp_sched_carg_t *make_carg_entry_carg(mp_sched_carg_t *carg, int idx, mp_sched_carg_t *darg)
|
|
{
|
|
carg->entry[idx] = calloc(sizeof(mp_sched_carg_entry_t), 1);
|
|
if (carg->entry[idx] == NULL) {
|
|
free_carg(carg);
|
|
return NULL;
|
|
}
|
|
|
|
mp_sched_carg_entry_t *entry = (mp_sched_carg_entry_t *)carg->entry[idx];
|
|
entry->type = MP_SCHED_ENTRY_TYPE_CARG;
|
|
entry->carg = darg;
|
|
carg->n++;
|
|
return carg;
|
|
}
|
|
|
|
//-----------------------------------
|
|
mp_sched_carg_t *make_cargs(int type)
|
|
{
|
|
// Create scheduler function arguments
|
|
mp_sched_carg_t *carg = calloc(sizeof(mp_sched_carg_t), 1);
|
|
if (carg == NULL) return NULL;
|
|
|
|
carg->type = type;
|
|
carg->n = 0;
|
|
return carg;
|
|
}
|
|
|
|
//------------------------------------------------------------------
|
|
static mp_obj_t make_arg_from_carg(mp_sched_carg_t *carg, int level)
|
|
{
|
|
mp_obj_t arg = mp_const_none;
|
|
if (carg->type == MP_SCHED_CTYPE_DICT) {
|
|
//dictionary
|
|
mp_obj_dict_t *dct = mp_obj_new_dict(0);
|
|
for (int i = 0; i < carg->n; i++) {
|
|
mp_sched_carg_entry_t *entry = (mp_sched_carg_entry_t *)carg->entry[i];
|
|
if (entry->type == MP_SCHED_ENTRY_TYPE_INT) {
|
|
mp_obj_dict_store(dct, mp_obj_new_str(entry->key, strlen(entry->key)),
|
|
mp_obj_new_int(entry->ival));
|
|
}
|
|
else if (entry->type == MP_SCHED_ENTRY_TYPE_BOOL) {
|
|
mp_obj_dict_store(dct, mp_obj_new_str(entry->key, strlen(entry->key)),
|
|
mp_obj_new_bool(entry->ival));
|
|
}
|
|
else if (entry->type == MP_SCHED_ENTRY_TYPE_FLOAT) {
|
|
mp_obj_dict_store(dct, mp_obj_new_str(entry->key, strlen(entry->key)),
|
|
mp_obj_new_float(entry->fval));
|
|
}
|
|
else if (entry->type == MP_SCHED_ENTRY_TYPE_STR) {
|
|
mp_obj_dict_store(dct, mp_obj_new_str(entry->key, strlen(entry->key)),
|
|
mp_obj_new_str((const char*)entry->sval, entry->ival));
|
|
}
|
|
else if (entry->type == MP_SCHED_ENTRY_TYPE_BYTES) {
|
|
mp_obj_dict_store(dct, mp_obj_new_str(entry->key, strlen(entry->key)),
|
|
mp_obj_new_bytes((const byte*)entry->sval, entry->ival));
|
|
}
|
|
else if ((level == 0) && (entry->type == MP_SCHED_ENTRY_TYPE_CARG) && (strlen(entry->key) > 0) && (entry->carg)) {
|
|
mp_obj_t darg = make_arg_from_carg(entry->carg, 1);
|
|
mp_obj_dict_store(dct, mp_obj_new_str(entry->key, strlen(entry->key)), darg);
|
|
}
|
|
}
|
|
arg = dct;
|
|
}
|
|
else if (carg->type == MP_SCHED_CTYPE_TUPLE) {
|
|
//tuple
|
|
mp_obj_t tuple[carg->n];
|
|
for (int i = 0; i < carg->n; i++) {
|
|
mp_sched_carg_entry_t *entry = (mp_sched_carg_entry_t *)carg->entry[i];
|
|
if (entry->type == MP_SCHED_ENTRY_TYPE_INT) {
|
|
tuple[i] = mp_obj_new_int(entry->ival);
|
|
}
|
|
else if (entry->type == MP_SCHED_ENTRY_TYPE_BOOL) {
|
|
tuple[i] = mp_obj_new_bool(entry->ival);
|
|
}
|
|
else if (entry->type == MP_SCHED_ENTRY_TYPE_FLOAT) {
|
|
tuple[i] = mp_obj_new_float(entry->fval);
|
|
}
|
|
else if (entry->type == MP_SCHED_ENTRY_TYPE_STR) {
|
|
tuple[i] = mp_obj_new_str((const char*)entry->sval, entry->ival);
|
|
}
|
|
else if (entry->type == MP_SCHED_ENTRY_TYPE_BYTES) {
|
|
tuple[i] = mp_obj_new_bytes((const byte*)entry->sval, entry->ival);
|
|
}
|
|
else if ((level == 0) && (entry->type == MP_SCHED_ENTRY_TYPE_CARG) && (entry->carg)) {
|
|
tuple[i] = make_arg_from_carg(entry->carg, 1);
|
|
}
|
|
else tuple[i] = mp_const_none;
|
|
}
|
|
arg = mp_obj_new_tuple(carg->n, tuple);
|
|
}
|
|
else {
|
|
// Simple type, single entry
|
|
mp_sched_carg_entry_t *entry = (mp_sched_carg_entry_t *)carg->entry[0];
|
|
if (entry->type == MP_SCHED_ENTRY_TYPE_INT) {
|
|
arg = mp_obj_new_int(entry->ival);
|
|
}
|
|
else if (entry->type == MP_SCHED_ENTRY_TYPE_BOOL) {
|
|
arg = mp_obj_new_bool(entry->ival);
|
|
}
|
|
else if (entry->type == MP_SCHED_ENTRY_TYPE_FLOAT) {
|
|
arg = mp_obj_new_float(entry->fval);
|
|
}
|
|
else if (entry->type == MP_SCHED_ENTRY_TYPE_STR) {
|
|
arg = mp_obj_new_str((const char*)entry->sval, entry->ival);
|
|
}
|
|
else if (entry->type == MP_SCHED_ENTRY_TYPE_BYTES) {
|
|
arg = mp_obj_new_bytes((const byte*)entry->sval, entry->ival);
|
|
}
|
|
}
|
|
free_carg(carg);
|
|
return arg;
|
|
}
|
|
|
|
// This function should only be called be mp_sched_handle_pending,
|
|
// or by the VM's inlined version of that function.
|
|
//---------------------------------------------------
|
|
void mp_handle_pending_tail(mp_uint_t atomic_state) {
|
|
MP_STATE_VM(sched_state) = MP_SCHED_LOCKED;
|
|
if (MP_STATE_VM(sched_sp) > 0) {
|
|
// Get scheduled item, decrease stack counter
|
|
//mp_sched_item_t item = MP_STATE_VM(sched_stack)[--MP_STATE_VM(sched_sp)];
|
|
|
|
// get the first scheduled item from stack
|
|
mp_sched_item_t item = MP_STATE_VM(sched_stack)[0];
|
|
// Move other items
|
|
MP_STATE_VM(sched_sp)--;
|
|
int i = 0;
|
|
while (i < MP_STATE_VM(sched_sp)) {
|
|
memcpy(&(MP_STATE_VM(sched_stack)[i]), &(MP_STATE_VM(sched_stack)[i+1]), sizeof(mp_sched_item_t));
|
|
i++;
|
|
}
|
|
|
|
mp_obj_t arg = mp_const_none;
|
|
if (item.carg != NULL) {
|
|
// === C argument is present, create the MicroPython object argument from it ===
|
|
arg = make_arg_from_carg((mp_sched_carg_t *)item.carg, 0);
|
|
}
|
|
else arg = item.arg;
|
|
MICROPY_END_ATOMIC_SECTION(atomic_state);
|
|
mp_call_function_1_protected(item.func, arg);
|
|
} else {
|
|
MICROPY_END_ATOMIC_SECTION(atomic_state);
|
|
}
|
|
mp_sched_unlock();
|
|
}
|
|
|
|
//------------------------
|
|
void mp_sched_lock(void) {
|
|
mp_uint_t atomic_state = MICROPY_BEGIN_ATOMIC_SECTION();
|
|
if (MP_STATE_VM(sched_state) < 0) {
|
|
--MP_STATE_VM(sched_state);
|
|
} else {
|
|
MP_STATE_VM(sched_state) = MP_SCHED_LOCKED;
|
|
}
|
|
MICROPY_END_ATOMIC_SECTION(atomic_state);
|
|
}
|
|
|
|
//--------------------------
|
|
void mp_sched_unlock(void) {
|
|
mp_uint_t atomic_state = MICROPY_BEGIN_ATOMIC_SECTION();
|
|
if (++MP_STATE_VM(sched_state) == 0) {
|
|
// vm became unlocked
|
|
if (MP_STATE_VM(mp_pending_exception) != MP_OBJ_NULL || mp_sched_num_pending()) {
|
|
MP_STATE_VM(sched_state) = MP_SCHED_PENDING;
|
|
} else {
|
|
MP_STATE_VM(sched_state) = MP_SCHED_IDLE;
|
|
}
|
|
}
|
|
MICROPY_END_ATOMIC_SECTION(atomic_state);
|
|
}
|
|
|
|
//-------------------------------------------------------------------
|
|
bool mp_sched_schedule(mp_obj_t function, mp_obj_t arg, void *carg) {
|
|
mp_uint_t atomic_state = MICROPY_BEGIN_ATOMIC_SECTION();
|
|
bool ret;
|
|
if (MP_STATE_VM(sched_sp) < MICROPY_SCHEDULER_DEPTH) {
|
|
if (MP_STATE_VM(sched_state) == MP_SCHED_IDLE) {
|
|
MP_STATE_VM(sched_state) = MP_SCHED_PENDING;
|
|
}
|
|
MP_STATE_VM(sched_stack)[MP_STATE_VM(sched_sp)].func = function;
|
|
MP_STATE_VM(sched_stack)[MP_STATE_VM(sched_sp)].arg = arg;
|
|
MP_STATE_VM(sched_stack)[MP_STATE_VM(sched_sp)].carg = carg;
|
|
++MP_STATE_VM(sched_sp);
|
|
ret = true;
|
|
} else {
|
|
// schedule stack is full
|
|
ret = false;
|
|
}
|
|
MICROPY_END_ATOMIC_SECTION(atomic_state);
|
|
return ret;
|
|
}
|
|
|
|
#else // MICROPY_ENABLE_SCHEDULER
|
|
|
|
// A variant of this is inlined in the VM at the pending exception check
|
|
//----------------------------
|
|
void mp_handle_pending(void) {
|
|
if (MP_STATE_VM(mp_pending_exception) != MP_OBJ_NULL) {
|
|
mp_obj_t obj = MP_STATE_VM(mp_pending_exception);
|
|
MP_STATE_VM(mp_pending_exception) = MP_OBJ_NULL;
|
|
nlr_raise(obj);
|
|
}
|
|
}
|
|
|
|
#endif // MICROPY_ENABLE_SCHEDULER
|