2017-09-27 21:59:49 +00:00
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/*
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* This file is part of the MicroPython project, http://micropython.org/
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*
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* The MIT License (MIT)
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*
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* Copyright (c) 2017 "Eric Poulsen" <eric@zyxod.com>
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*
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* Based on the ESP IDF example code which is Public Domain / CC0
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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2019-09-13 13:04:13 +00:00
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#if !MICROPY_ESP_IDF_4
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2017-09-27 21:59:49 +00:00
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#include "py/runtime.h"
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#include "py/mphal.h"
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#include "eth_phy/phy.h"
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#include "eth_phy/phy_tlk110.h"
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#include "eth_phy/phy_lan8720.h"
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2020-04-20 14:51:11 +00:00
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#include "eth_phy/phy_ip101.h"
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2017-09-27 21:59:49 +00:00
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#include "tcpip_adapter.h"
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#include "modnetwork.h"
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typedef struct _lan_if_obj_t {
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mp_obj_base_t base;
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int if_id; // MUST BE FIRST to match wlan_if_obj_t
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bool initialized;
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bool active;
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uint8_t mdc_pin;
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uint8_t mdio_pin;
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int8_t phy_power_pin;
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uint8_t phy_addr;
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uint8_t phy_type;
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eth_phy_check_link_func link_func;
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eth_phy_power_enable_func power_func;
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} lan_if_obj_t;
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const mp_obj_type_t lan_if_type;
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STATIC lan_if_obj_t lan_obj = {{&lan_if_type}, ESP_IF_ETH, false, false};
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STATIC void phy_power_enable(bool enable) {
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2020-02-27 04:36:53 +00:00
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lan_if_obj_t *self = &lan_obj;
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2017-09-27 21:59:49 +00:00
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if (self->phy_power_pin != -1) {
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if (!enable) {
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// Do the PHY-specific power_enable(false) function before powering down
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self->power_func(false);
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}
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gpio_pad_select_gpio(self->phy_power_pin);
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gpio_set_direction(self->phy_power_pin, GPIO_MODE_OUTPUT);
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if (enable) {
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gpio_set_level(self->phy_power_pin, 1);
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} else {
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gpio_set_level(self->phy_power_pin, 0);
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}
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// Allow the power up/down to take effect, min 300us
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vTaskDelay(1);
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if (enable) {
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// Run the PHY-specific power on operations now the PHY has power
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self->power_func(true);
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}
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}
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}
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STATIC void init_lan_rmii() {
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2020-02-27 04:36:53 +00:00
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lan_if_obj_t *self = &lan_obj;
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2017-09-27 21:59:49 +00:00
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phy_rmii_configure_data_interface_pins();
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phy_rmii_smi_configure_pins(self->mdc_pin, self->mdio_pin);
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}
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STATIC mp_obj_t get_lan(size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args) {
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2020-02-27 04:36:53 +00:00
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lan_if_obj_t *self = &lan_obj;
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2017-09-27 21:59:49 +00:00
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if (self->initialized) {
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return MP_OBJ_FROM_PTR(&lan_obj);
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}
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2019-02-17 10:46:23 +00:00
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enum { ARG_id, ARG_mdc, ARG_mdio, ARG_power, ARG_phy_addr, ARG_phy_type, ARG_clock_mode };
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2017-09-27 21:59:49 +00:00
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static const mp_arg_t allowed_args[] = {
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{ MP_QSTR_id, MP_ARG_OBJ, {.u_obj = mp_const_none} },
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{ MP_QSTR_mdc, MP_ARG_KW_ONLY | MP_ARG_REQUIRED | MP_ARG_OBJ },
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{ MP_QSTR_mdio, MP_ARG_KW_ONLY | MP_ARG_REQUIRED | MP_ARG_OBJ },
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2019-02-17 13:02:02 +00:00
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{ MP_QSTR_power, MP_ARG_KW_ONLY | MP_ARG_OBJ, {.u_obj = mp_const_none} },
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2017-09-27 21:59:49 +00:00
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{ MP_QSTR_phy_addr, MP_ARG_KW_ONLY | MP_ARG_REQUIRED | MP_ARG_INT },
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{ MP_QSTR_phy_type, MP_ARG_KW_ONLY | MP_ARG_REQUIRED | MP_ARG_INT },
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2019-02-17 10:46:23 +00:00
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{ MP_QSTR_clock_mode, MP_ARG_KW_ONLY | MP_ARG_INT, {.u_int = -1} },
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2017-09-27 21:59:49 +00:00
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};
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mp_arg_val_t args[MP_ARRAY_SIZE(allowed_args)];
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mp_arg_parse_all(n_args, pos_args, kw_args, MP_ARRAY_SIZE(allowed_args), allowed_args, args);
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if (args[ARG_id].u_obj != mp_const_none) {
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if (mp_obj_get_int(args[ARG_id].u_obj) != 0) {
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2020-03-02 11:35:22 +00:00
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mp_raise_ValueError(MP_ERROR_TEXT("invalid LAN interface identifier"));
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2017-09-27 21:59:49 +00:00
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}
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}
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self->mdc_pin = machine_pin_get_id(args[ARG_mdc].u_obj);
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self->mdio_pin = machine_pin_get_id(args[ARG_mdio].u_obj);
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self->phy_power_pin = args[ARG_power].u_obj == mp_const_none ? -1 : machine_pin_get_id(args[ARG_power].u_obj);
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if (args[ARG_phy_addr].u_int < 0x00 || args[ARG_phy_addr].u_int > 0x1f) {
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2020-03-02 11:35:22 +00:00
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mp_raise_ValueError(MP_ERROR_TEXT("invalid phy address"));
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2017-09-27 21:59:49 +00:00
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}
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2020-04-20 14:51:11 +00:00
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if (args[ARG_phy_type].u_int != PHY_LAN8720 &&
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args[ARG_phy_type].u_int != PHY_TLK110 &&
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args[ARG_phy_type].u_int != PHY_IP101) {
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2020-03-02 11:35:22 +00:00
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mp_raise_ValueError(MP_ERROR_TEXT("invalid phy type"));
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2017-09-27 21:59:49 +00:00
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}
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2019-02-17 10:46:23 +00:00
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if (args[ARG_clock_mode].u_int != -1 &&
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args[ARG_clock_mode].u_int != ETH_CLOCK_GPIO0_IN &&
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// Disabled due ESP-IDF (see modnetwork.c note)
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2020-04-16 07:13:57 +00:00
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// args[ARG_clock_mode].u_int != ETH_CLOCK_GPIO0_OUT &&
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2019-02-17 10:46:23 +00:00
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args[ARG_clock_mode].u_int != ETH_CLOCK_GPIO16_OUT &&
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args[ARG_clock_mode].u_int != ETH_CLOCK_GPIO17_OUT) {
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2020-03-02 11:35:22 +00:00
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mp_raise_ValueError(MP_ERROR_TEXT("invalid clock mode"));
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2019-02-17 10:46:23 +00:00
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}
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2017-09-27 21:59:49 +00:00
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eth_config_t config;
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switch (args[ARG_phy_type].u_int) {
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case PHY_TLK110:
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config = phy_tlk110_default_ethernet_config;
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break;
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case PHY_LAN8720:
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config = phy_lan8720_default_ethernet_config;
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break;
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2020-04-20 14:51:11 +00:00
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case PHY_IP101:
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config = phy_ip101_default_ethernet_config;
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break;
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2017-09-27 21:59:49 +00:00
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}
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self->link_func = config.phy_check_link;
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// Replace default power func with our own
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self->power_func = config.phy_power_enable;
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config.phy_power_enable = phy_power_enable;
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config.phy_addr = args[ARG_phy_addr].u_int;
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config.gpio_config = init_lan_rmii;
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config.tcpip_input = tcpip_adapter_eth_input;
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2019-02-17 10:46:23 +00:00
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if (args[ARG_clock_mode].u_int != -1) {
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config.clock_mode = args[ARG_clock_mode].u_int;
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}
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2017-09-27 21:59:49 +00:00
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if (esp_eth_init(&config) == ESP_OK) {
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self->active = false;
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self->initialized = true;
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} else {
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2020-03-02 11:35:22 +00:00
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mp_raise_msg(&mp_type_OSError, MP_ERROR_TEXT("esp_eth_init() failed"));
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2017-09-27 21:59:49 +00:00
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}
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return MP_OBJ_FROM_PTR(&lan_obj);
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}
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MP_DEFINE_CONST_FUN_OBJ_KW(get_lan_obj, 0, get_lan);
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STATIC mp_obj_t lan_active(size_t n_args, const mp_obj_t *args) {
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lan_if_obj_t *self = MP_OBJ_TO_PTR(args[0]);
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if (n_args > 1) {
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if (mp_obj_is_true(args[1])) {
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self->active = (esp_eth_enable() == ESP_OK);
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if (!self->active) {
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2020-03-02 11:35:22 +00:00
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mp_raise_msg(&mp_type_OSError, MP_ERROR_TEXT("ethernet enable failed"));
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2017-09-27 21:59:49 +00:00
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}
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} else {
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self->active = !(esp_eth_disable() == ESP_OK);
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if (self->active) {
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2020-03-02 11:35:22 +00:00
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mp_raise_msg(&mp_type_OSError, MP_ERROR_TEXT("ethernet disable failed"));
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2017-09-27 21:59:49 +00:00
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}
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}
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}
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return mp_obj_new_bool(self->active);
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}
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STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(lan_active_obj, 1, 2, lan_active);
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STATIC mp_obj_t lan_status(mp_obj_t self_in) {
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return mp_const_none;
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}
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STATIC MP_DEFINE_CONST_FUN_OBJ_1(lan_status_obj, lan_status);
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STATIC mp_obj_t lan_isconnected(mp_obj_t self_in) {
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lan_if_obj_t *self = MP_OBJ_TO_PTR(self_in);
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return self->active ? mp_obj_new_bool(self->link_func()) : mp_const_false;
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}
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STATIC MP_DEFINE_CONST_FUN_OBJ_1(lan_isconnected_obj, lan_isconnected);
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STATIC const mp_rom_map_elem_t lan_if_locals_dict_table[] = {
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{ MP_ROM_QSTR(MP_QSTR_active), MP_ROM_PTR(&lan_active_obj) },
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{ MP_ROM_QSTR(MP_QSTR_isconnected), MP_ROM_PTR(&lan_isconnected_obj) },
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{ MP_ROM_QSTR(MP_QSTR_status), MP_ROM_PTR(&lan_status_obj) },
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2019-08-27 17:11:03 +00:00
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{ MP_ROM_QSTR(MP_QSTR_config), MP_ROM_PTR(&esp_config_obj) },
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2017-09-27 21:59:49 +00:00
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{ MP_ROM_QSTR(MP_QSTR_ifconfig), MP_ROM_PTR(&esp_ifconfig_obj) },
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};
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STATIC MP_DEFINE_CONST_DICT(lan_if_locals_dict, lan_if_locals_dict_table);
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const mp_obj_type_t lan_if_type = {
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{ &mp_type_type },
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.name = MP_QSTR_LAN,
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2020-02-27 04:36:53 +00:00
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.locals_dict = (mp_obj_dict_t *)&lan_if_locals_dict,
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2017-09-27 21:59:49 +00:00
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};
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2019-09-13 13:04:13 +00:00
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#endif // !MICROPY_ESP_IDF_4
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