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micropython/ports/mimxrt/network_lan.c

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/*
* This file is part of the MicroPython project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2019 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 "py/runtime.h"
#include "py/mphal.h"
#include "extmod/modnetwork.h"
#if defined(IOMUX_TABLE_ENET)
#include "fsl_phy.h"
#include "eth.h"
#include "hal/phy/device/phyksz8081/fsl_phyksz8081.h"
#include "hal/phy/device/phydp83825/fsl_phydp83825.h"
#include "hal/phy/device/phydp83848/fsl_phydp83848.h"
#include "hal/phy/device/phylan8720/fsl_phylan8720.h"
#include "hal/phy/device/phyrtl8211f/fsl_phyrtl8211f.h"
#include "lwip/netif.h"
#include "lwip/apps/mdns.h"
#ifndef ENET_TX_CLK_OUTPUT
#define ENET_TX_CLK_OUTPUT true
#endif
#ifndef ENET_1_TX_CLK_OUTPUT
#define ENET_1_TX_CLK_OUTPUT true
#endif
typedef struct _network_lan_obj_t {
mp_obj_base_t base;
eth_t *eth;
} network_lan_obj_t;
STATIC const network_lan_obj_t network_lan_eth0 = { { &network_lan_type }, &eth_instance0 };
#if defined(ENET_DUAL_PORT)
STATIC const network_lan_obj_t network_lan_eth1 = { { &network_lan_type }, &eth_instance1 };
#endif
STATIC void network_lan_print(const mp_print_t *print, mp_obj_t self_in, mp_print_kind_t kind) {
network_lan_obj_t *self = MP_OBJ_TO_PTR(self_in);
struct netif *netif = eth_netif(self->eth);
int status = eth_link_status(self->eth);
mp_printf(print, "<ETH%d status=%u ip=%u.%u.%u.%u>",
self->eth == &eth_instance0 ? 0 : 1,
status,
netif->ip_addr.addr & 0xff,
netif->ip_addr.addr >> 8 & 0xff,
netif->ip_addr.addr >> 16 & 0xff,
netif->ip_addr.addr >> 24
);
}
STATIC mp_obj_t network_lan_make_new(const mp_obj_type_t *type, size_t n_args, size_t n_kw, const mp_obj_t *all_args) {
enum { ARG_id, ARG_phy_type, ARG_phy_addr, ARG_ref_clk_mode};
static const mp_arg_t allowed_args[] = {
{ MP_QSTR_id, MP_ARG_INT, {.u_int = 0} },
{ MP_QSTR_phy_type, MP_ARG_KW_ONLY | MP_ARG_INT, {.u_int = -1} },
{ MP_QSTR_phy_addr, MP_ARG_KW_ONLY | MP_ARG_INT, {.u_int = -1} },
{ MP_QSTR_ref_clk_mode, MP_ARG_KW_ONLY | MP_ARG_INT, {.u_int = -1} },
};
// Parse args.
mp_arg_val_t args[MP_ARRAY_SIZE(allowed_args)];
mp_arg_parse_all_kw_array(n_args, n_kw, all_args, MP_ARRAY_SIZE(allowed_args), allowed_args, args);
const phy_operations_t *phy_ops;
int phy_addr;
bool phy_clock;
int mac_id = args[ARG_id].u_int;
// set default
if (mac_id == 0) {
phy_ops = &ENET_PHY_OPS;
phy_addr = ENET_PHY_ADDRESS;
phy_clock = ENET_TX_CLK_OUTPUT;
#if defined(ENET_DUAL_PORT)
} else {
phy_ops = &ENET_1_PHY_OPS;
phy_addr = ENET_1_PHY_ADDRESS;
phy_clock = ENET_1_TX_CLK_OUTPUT;
#endif
}
// Select PHY driver
int phy_type = args[ARG_phy_type].u_int;
if (phy_type != -1) {
if (phy_type == PHY_KSZ8081) {
phy_ops = &phyksz8081_ops;
} else if (phy_type == PHY_DP83825) {
phy_ops = &phydp83825_ops;
} else if (phy_type == PHY_DP83848) {
phy_ops = &phydp83848_ops;
} else if (phy_type == PHY_LAN8720) {
phy_ops = &phylan8720_ops;
} else if (phy_type == PHY_RTL8211F) {
phy_ops = &phyrtl8211f_ops;
} else {
mp_raise_msg_varg(&mp_type_ValueError, MP_ERROR_TEXT("Invalid value %d for phy"), phy_type);
}
}
if (args[ARG_phy_addr].u_int != -1) {
phy_addr = args[ARG_phy_addr].u_int;
}
if (args[ARG_ref_clk_mode].u_int != -1) {
phy_clock = args[ARG_ref_clk_mode].u_int;
}
// Prepare for two ETH interfaces.
const network_lan_obj_t *self;
if (mac_id == 0) {
self = &network_lan_eth0;
eth_init_0(self->eth, MP_HAL_MAC_ETH0, phy_ops, phy_addr, phy_clock);
#if defined(ENET_DUAL_PORT)
} else if (mac_id == 1) {
self = &network_lan_eth1;
eth_init_1(self->eth, MP_HAL_MAC_ETH1, phy_ops, phy_addr, phy_clock);
#endif
} else {
mp_raise_msg_varg(&mp_type_ValueError, MP_ERROR_TEXT("Invalid LAN interface %d"), mac_id);
}
// register with network module
mod_network_register_nic((mp_obj_t *)self);
return MP_OBJ_FROM_PTR(self);
}
STATIC mp_obj_t network_lan_active(size_t n_args, const mp_obj_t *args) {
network_lan_obj_t *self = MP_OBJ_TO_PTR(args[0]);
if (n_args == 1) {
return mp_obj_new_bool(eth_link_status(self->eth));
} else {
int ret;
if (mp_obj_is_true(args[1])) {
ret = eth_start(self->eth);
} else {
ret = eth_stop(self->eth);
}
if (ret < 0) {
mp_raise_OSError(-ret);
}
return mp_const_none;
}
}
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(network_lan_active_obj, 1, 2, network_lan_active);
STATIC mp_obj_t network_lan_isconnected(mp_obj_t self_in) {
network_lan_obj_t *self = MP_OBJ_TO_PTR(self_in);
return mp_obj_new_bool(eth_link_status(self->eth) == 3);
}
STATIC MP_DEFINE_CONST_FUN_OBJ_1(network_lan_isconnected_obj, network_lan_isconnected);
STATIC mp_obj_t network_lan_ifconfig(size_t n_args, const mp_obj_t *args) {
network_lan_obj_t *self = MP_OBJ_TO_PTR(args[0]);
return mod_network_nic_ifconfig(eth_netif(self->eth), n_args - 1, args + 1);
}
MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(network_lan_ifconfig_obj, 1, 2, network_lan_ifconfig);
STATIC mp_obj_t network_lan_status(size_t n_args, const mp_obj_t *args) {
network_lan_obj_t *self = MP_OBJ_TO_PTR(args[0]);
(void)self;
if (n_args == 1) {
// No arguments: return link status
return MP_OBJ_NEW_SMALL_INT(eth_link_status(self->eth));
}
mp_raise_ValueError(MP_ERROR_TEXT("unknown status param"));
}
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(network_lan_status_obj, 1, 2, network_lan_status);
STATIC mp_obj_t network_lan_config(size_t n_args, const mp_obj_t *args, mp_map_t *kwargs) {
network_lan_obj_t *self = MP_OBJ_TO_PTR(args[0]);
if (kwargs->used == 0) {
// Get config value
if (n_args != 2) {
mp_raise_TypeError(MP_ERROR_TEXT("must query one param"));
}
switch (mp_obj_str_get_qstr(args[1])) {
case MP_QSTR_mac: {
return mp_obj_new_bytes(&eth_netif(self->eth)->hwaddr[0], 6);
}
default:
mp_raise_ValueError(MP_ERROR_TEXT("unknown config param"));
}
} else {
// Set config value(s)
if (n_args != 1) {
mp_raise_TypeError(MP_ERROR_TEXT("can't specify pos and kw args"));
}
for (size_t i = 0; i < kwargs->alloc; ++i) {
if (MP_MAP_SLOT_IS_FILLED(kwargs, i)) {
mp_map_elem_t *e = &kwargs->table[i];
switch (mp_obj_str_get_qstr(e->key)) {
case MP_QSTR_trace: {
eth_set_trace(self->eth, mp_obj_get_int(e->value));
break;
}
case MP_QSTR_low_power: {
eth_low_power_mode(self->eth, mp_obj_get_int(e->value));
break;
}
default:
mp_raise_ValueError(MP_ERROR_TEXT("unknown config param"));
}
}
}
return mp_const_none;
}
}
STATIC MP_DEFINE_CONST_FUN_OBJ_KW(network_lan_config_obj, 1, network_lan_config);
STATIC const mp_rom_map_elem_t network_lan_locals_dict_table[] = {
{ MP_ROM_QSTR(MP_QSTR_active), MP_ROM_PTR(&network_lan_active_obj) },
{ MP_ROM_QSTR(MP_QSTR_isconnected), MP_ROM_PTR(&network_lan_isconnected_obj) },
{ MP_ROM_QSTR(MP_QSTR_ifconfig), MP_ROM_PTR(&network_lan_ifconfig_obj) },
{ MP_ROM_QSTR(MP_QSTR_status), MP_ROM_PTR(&network_lan_status_obj) },
{ MP_ROM_QSTR(MP_QSTR_config), MP_ROM_PTR(&network_lan_config_obj) },
{ MP_ROM_QSTR(MP_QSTR_PHY_KSZ8081), MP_ROM_INT(PHY_KSZ8081) },
{ MP_ROM_QSTR(MP_QSTR_PHY_DP83825), MP_ROM_INT(PHY_DP83825) },
{ MP_ROM_QSTR(MP_QSTR_PHY_DP83848), MP_ROM_INT(PHY_DP83848) },
{ MP_ROM_QSTR(MP_QSTR_PHY_LAN8720), MP_ROM_INT(PHY_LAN8720) },
{ MP_ROM_QSTR(MP_QSTR_PHY_RTL8211F), MP_ROM_INT(PHY_RTL8211F) },
{ MP_ROM_QSTR(MP_QSTR_IN), MP_ROM_INT(PHY_TX_CLK_IN) },
{ MP_ROM_QSTR(MP_QSTR_OUT), MP_ROM_INT(PHY_TX_CLK_OUT) },
};
STATIC MP_DEFINE_CONST_DICT(network_lan_locals_dict, network_lan_locals_dict_table);
MP_DEFINE_CONST_OBJ_TYPE(
network_lan_type,
MP_QSTR_LAN,
MP_TYPE_FLAG_NONE,
make_new, network_lan_make_new,
print, network_lan_print,
locals_dict, &network_lan_locals_dict
);
#endif // defined(IOMUX_TABLE_ENET)
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