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|
/*
* This file is part of the MicroPython project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2020 Scott Shawcroft for Adafruit Industries
*
* 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 "py/obj.h"
#include "py/runtime.h"
#include "bindings/espidf/__init__.h"
#include "components/heap/include/esp_heap_caps.h"
//| """Direct access to a few ESP-IDF details. This module *should not* include any functionality
//| that could be implemented by other frameworks. It should only include ESP-IDF specific
//| things."""
//| def heap_caps_get_total_size() -> int:
//| """Return the total size of the ESP-IDF, which includes the CircuitPython heap."""
//| ...
//|
STATIC mp_obj_t espidf_heap_caps_get_total_size(void) {
return MP_OBJ_NEW_SMALL_INT(heap_caps_get_total_size(MALLOC_CAP_8BIT));
}
MP_DEFINE_CONST_FUN_OBJ_0(espidf_heap_caps_get_total_size_obj, espidf_heap_caps_get_total_size);
//| def heap_caps_get_free_size() -> int:
//| """Return total free memory in the ESP-IDF heap."""
//| ...
//|
STATIC mp_obj_t espidf_heap_caps_get_free_size(void) {
return MP_OBJ_NEW_SMALL_INT(heap_caps_get_free_size(MALLOC_CAP_8BIT));
}
MP_DEFINE_CONST_FUN_OBJ_0(espidf_heap_caps_get_free_size_obj, espidf_heap_caps_get_free_size);
//| def heap_caps_get_largest_free_block() -> int:
//| """Return the size of largest free memory block in the ESP-IDF heap."""
//| ...
//|
STATIC mp_obj_t espidf_heap_caps_get_largest_free_block(void) {
return MP_OBJ_NEW_SMALL_INT(heap_caps_get_largest_free_block(MALLOC_CAP_8BIT));
}
MP_DEFINE_CONST_FUN_OBJ_0(espidf_heap_caps_get_largest_free_block_obj, espidf_heap_caps_get_largest_free_block);
//| class IDFError(OSError):
//| """Raised for certain generic ESP IDF errors."""
//| ...
//|
NORETURN void mp_raise_espidf_IDFError(void) {
nlr_raise(mp_obj_new_exception(&mp_type_espidf_IDFError));
}
void espidf_exception_print(const mp_print_t *print, mp_obj_t o_in, mp_print_kind_t kind) {
mp_print_kind_t k = kind & ~PRINT_EXC_SUBCLASS;
bool is_subclass = kind & PRINT_EXC_SUBCLASS;
if (!is_subclass && (k == PRINT_EXC)) {
mp_print_str(print, qstr_str(MP_OBJ_QSTR_VALUE(MP_ROM_QSTR(MP_QSTR_espidf))));
mp_print_str(print, ".");
}
mp_obj_exception_print(print, o_in, kind);
}
const mp_obj_type_t mp_type_espidf_IDFError = {
{ &mp_type_type },
.name = MP_QSTR_IDFError,
.print = espidf_exception_print,
.make_new = mp_obj_exception_make_new,
.attr = mp_obj_exception_attr,
.parent = &mp_type_OSError,
};
//| class MemoryError(MemoryError):
//| """Raised when an ESP IDF memory allocation fails."""
//| ...
//|
NORETURN void mp_raise_espidf_MemoryError(void) {
nlr_raise(mp_obj_new_exception(&mp_type_espidf_MemoryError));
}
const mp_obj_type_t mp_type_espidf_MemoryError = {
{ &mp_type_type },
.name = MP_QSTR_MemoryError,
.print = espidf_exception_print,
.make_new = mp_obj_exception_make_new,
.attr = mp_obj_exception_attr,
.parent = &mp_type_MemoryError,
};
STATIC const mp_rom_map_elem_t espidf_module_globals_table[] = {
{ MP_ROM_QSTR(MP_QSTR___name__), MP_ROM_QSTR(MP_QSTR_espidf) },
{ MP_ROM_QSTR(MP_QSTR_heap_caps_get_total_size), MP_ROM_PTR(&espidf_heap_caps_get_total_size_obj)},
{ MP_ROM_QSTR(MP_QSTR_heap_caps_get_free_size), MP_ROM_PTR(&espidf_heap_caps_get_free_size_obj)},
{ MP_ROM_QSTR(MP_QSTR_heap_caps_get_largest_free_block), MP_ROM_PTR(&espidf_heap_caps_get_largest_free_block_obj)},
{ MP_ROM_QSTR(MP_QSTR_IDFError), MP_ROM_PTR(&mp_type_espidf_IDFError) },
{ MP_ROM_QSTR(MP_QSTR_MemoryError), MP_ROM_PTR(&mp_type_espidf_MemoryError) },
};
STATIC MP_DEFINE_CONST_DICT(espidf_module_globals, espidf_module_globals_table);
const mp_obj_module_t espidf_module = {
.base = { &mp_type_module },
.globals = (mp_obj_dict_t *)&espidf_module_globals,
};
void raise_esp_error(esp_err_t err) {
const compressed_string_t *msg = NULL;
const mp_obj_type_t *exception_type = &mp_type_espidf_IDFError;
switch (err) {
case ESP_FAIL:
msg = translate("Generic Failure");
break;
case ESP_ERR_NO_MEM:
exception_type = &mp_type_espidf_MemoryError;
msg = translate("Out of memory");
break;
case ESP_ERR_INVALID_ARG:
msg = translate("Invalid argument");
break;
case ESP_ERR_INVALID_STATE:
msg = translate("Invalid state");
break;
case ESP_ERR_INVALID_SIZE:
msg = translate("Invalid size");
break;
case ESP_ERR_NOT_FOUND:
msg = translate("Requested resource not found");
break;
case ESP_ERR_NOT_SUPPORTED:
msg = translate("Operation or feature not supported");
break;
case ESP_ERR_TIMEOUT:
msg = translate("Operation timed out");
break;
case ESP_ERR_INVALID_RESPONSE:
msg = translate("Received response was invalid");
break;
case ESP_ERR_INVALID_CRC:
msg = translate("CRC or checksum was invalid");
break;
case ESP_ERR_INVALID_VERSION:
msg = translate("Version was invalid");
break;
case ESP_ERR_INVALID_MAC:
msg = translate("MAC address was invalid");
break;
}
if (msg) {
mp_raise_msg(exception_type, msg);
}
const char *group = "ESP-IDF";
// tests must be in descending order
MP_STATIC_ASSERT(ESP_ERR_FLASH_BASE > ESP_ERR_MESH_BASE);
MP_STATIC_ASSERT(ESP_ERR_MESH_BASE > ESP_ERR_WIFI_BASE);
if (err >= ESP_ERR_FLASH_BASE) {
group = "Flash";
} else if (err >= ESP_ERR_MESH_BASE) {
group = "Mesh";
} else if (err >= ESP_ERR_WIFI_BASE) {
group = "WiFi";
}
mp_raise_msg_varg(exception_type, translate("%s error 0x%x"), group, err);
}
|
