circuitpython/shared-bindings/wiznet/wiznet5k.c

207 lines
8.0 KiB
C

/*
* This file is part of the MicroPython project, http://micropython.org/
*
* The MIT License (MIT)
*
* SPDX-FileCopyrightText: 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 <stdint.h>
#include <string.h>
#include "py/objlist.h"
#include "py/objproperty.h"
#include "py/runtime.h"
#include "py/stream.h"
#include "py/mperrno.h"
#include "py/mphal.h"
#include "lib/netutils/netutils.h"
#if MICROPY_PY_WIZNET5K
#include "shared-bindings/digitalio/DigitalInOut.h"
#include "shared-bindings/digitalio/DriveMode.h"
#include "shared-bindings/busio/SPI.h"
#include "shared-bindings/microcontroller/Pin.h"
#include "shared-module/network/__init__.h"
#include "shared-module/wiznet/wiznet5k.h"
//| class WIZNET5K:
//| """Wrapper for Wiznet 5500 Ethernet interface"""
//|
//| def __init__(self, spi: busio.SPI, cs: microcontroller.Pin, rst: microcontroller.Pin, dhcp: bool = True) -> None:
//| """Create a new WIZNET5500 interface using the specified pins
//|
//| :param ~busio.SPI spi: spi bus to use
//| :param ~microcontroller.Pin cs: pin to use for Chip Select
//| :param ~microcontroller.Pin rst: pin to use for Reset (optional)
//| :param bool dhcp: boolean flag, whether to start DHCP automatically (optional, keyword only, default True)
//|
//| * The reset pin is optional: if supplied it is used to reset the
//| wiznet board before initialization.
//| * The SPI bus will be initialized appropriately by this library.
//| * At present, the WIZNET5K object is a singleton, so only one WizNet
//| interface is supported at a time."""
//| ...
//|
STATIC mp_obj_t wiznet5k_make_new(const mp_obj_type_t *type, size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args) {
enum { ARG_spi, ARG_cs, ARG_rst, ARG_dhcp };
static const mp_arg_t allowed_args[] = {
{ MP_QSTR_spi, MP_ARG_REQUIRED | MP_ARG_OBJ },
{ MP_QSTR_cs, MP_ARG_REQUIRED | MP_ARG_OBJ },
{ MP_QSTR_rst, MP_ARG_OBJ, { .u_obj = mp_const_none } },
{ MP_QSTR_dhcp, MP_ARG_KW_ONLY | MP_ARG_BOOL, { .u_bool = true } },
};
mp_arg_val_t args[MP_ARRAY_SIZE(allowed_args)];
mp_arg_parse_all(n_args, pos_args, kw_args, MP_ARRAY_SIZE(allowed_args), allowed_args, args);
// TODO check type of ARG_spi?
const mcu_pin_obj_t *cs = validate_obj_is_free_pin(args[ARG_cs].u_obj);
const mcu_pin_obj_t *rst = validate_obj_is_free_pin_or_none(args[ARG_rst].u_obj);
mp_obj_t ret = wiznet5k_create(args[ARG_spi].u_obj, cs, rst);
if (args[ARG_dhcp].u_bool) wiznet5k_start_dhcp();
return ret;
}
//| connected: bool
//| """(boolean, readonly) is this device physically connected?"""
//|
STATIC mp_obj_t wiznet5k_connected_get_value(mp_obj_t self_in) {
(void)self_in;
return mp_obj_new_bool(wizphy_getphylink() == PHY_LINK_ON);
}
STATIC MP_DEFINE_CONST_FUN_OBJ_1(wiznet5k_connected_get_value_obj, wiznet5k_connected_get_value);
const mp_obj_property_t wiznet5k_connected_obj = {
.base.type = &mp_type_property,
.proxy = {(mp_obj_t)&wiznet5k_connected_get_value_obj,
(mp_obj_t)&mp_const_none_obj,
(mp_obj_t)&mp_const_none_obj},
};
//| dhcp: bool
//| """(boolean, readwrite) is DHCP active on this device?
//|
//| * set to True to activate DHCP, False to turn it off"""
//|
STATIC mp_obj_t wiznet5k_dhcp_get_value(mp_obj_t self_in) {
(void)self_in;
return mp_obj_new_bool(wiznet5k_check_dhcp());
}
STATIC MP_DEFINE_CONST_FUN_OBJ_1(wiznet5k_dhcp_get_value_obj, wiznet5k_dhcp_get_value);
STATIC mp_obj_t wiznet5k_dhcp_set_value(mp_obj_t self_in, mp_obj_t value) {
(void)self_in;
if (mp_obj_is_true(value)) {
int ret = wiznet5k_start_dhcp();
if (ret) mp_raise_OSError(ret);
} else {
int ret = wiznet5k_stop_dhcp();
if (ret) mp_raise_OSError(ret);
}
return mp_const_none;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_2(wiznet5k_dhcp_set_value_obj, wiznet5k_dhcp_set_value);
const mp_obj_property_t wiznet5k_dhcp_obj = {
.base.type = &mp_type_property,
.proxy = {(mp_obj_t)&wiznet5k_dhcp_get_value_obj,
(mp_obj_t)&wiznet5k_dhcp_set_value_obj,
(mp_obj_t)&mp_const_none_obj},
};
//| def ifconfig(self, params: Optional[Tuple[str, str, str, str]] = None) -> Optional[Tuple[str, str, str, str]]:
//| """Called without parameters, returns a tuple of
//| (ip_address, subnet_mask, gateway_address, dns_server)
//|
//| Or can be called with the same tuple to set those parameters.
//| Setting ifconfig parameters turns DHCP off, if it was on."""
//| ...
//|
STATIC mp_obj_t wiznet5k_ifconfig(size_t n_args, const mp_obj_t *args) {
wiz_NetInfo netinfo;
ctlnetwork(CN_GET_NETINFO, &netinfo);
if (n_args == 1) {
// get
mp_obj_t tuple[4] = {
netutils_format_ipv4_addr(netinfo.ip, NETUTILS_BIG),
netutils_format_ipv4_addr(netinfo.sn, NETUTILS_BIG),
netutils_format_ipv4_addr(netinfo.gw, NETUTILS_BIG),
netutils_format_ipv4_addr(netinfo.dns, NETUTILS_BIG),
};
return mp_obj_new_tuple(4, tuple);
} else {
// set
wiznet5k_stop_dhcp();
mp_obj_t *items;
mp_obj_get_array_fixed_n(args[1], 4, &items);
netutils_parse_ipv4_addr(items[0], netinfo.ip, NETUTILS_BIG);
netutils_parse_ipv4_addr(items[1], netinfo.sn, NETUTILS_BIG);
netutils_parse_ipv4_addr(items[2], netinfo.gw, NETUTILS_BIG);
netutils_parse_ipv4_addr(items[3], netinfo.dns, NETUTILS_BIG);
ctlnetwork(CN_SET_NETINFO, &netinfo);
return mp_const_none;
}
}
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(wiznet5k_ifconfig_obj, 1, 2, wiznet5k_ifconfig);
STATIC const mp_rom_map_elem_t wiznet5k_locals_dict_table[] = {
{ MP_ROM_QSTR(MP_QSTR_ifconfig), MP_ROM_PTR(&wiznet5k_ifconfig_obj) },
{ MP_ROM_QSTR(MP_QSTR_connected), MP_ROM_PTR(&wiznet5k_connected_obj) },
{ MP_ROM_QSTR(MP_QSTR_dhcp), MP_ROM_PTR(&wiznet5k_dhcp_obj) },
};
STATIC MP_DEFINE_CONST_DICT(wiznet5k_locals_dict, wiznet5k_locals_dict_table);
const mod_network_nic_type_t mod_network_nic_type_wiznet5k = {
.base = {
{ &mp_type_type },
.name = MP_QSTR_WIZNET5K,
.make_new = wiznet5k_make_new,
.locals_dict = (mp_obj_dict_t*)&wiznet5k_locals_dict,
},
.gethostbyname = wiznet5k_gethostbyname,
.socket = wiznet5k_socket_socket,
.close = wiznet5k_socket_close,
.bind = wiznet5k_socket_bind,
.listen = wiznet5k_socket_listen,
.accept = wiznet5k_socket_accept,
.connect = wiznet5k_socket_connect,
.send = wiznet5k_socket_send,
.recv = wiznet5k_socket_recv,
.sendto = wiznet5k_socket_sendto,
.recvfrom = wiznet5k_socket_recvfrom,
.setsockopt = wiznet5k_socket_setsockopt,
.settimeout = wiznet5k_socket_settimeout,
.ioctl = wiznet5k_socket_ioctl,
.timer_tick = wiznet5k_socket_timer_tick,
.deinit = wiznet5k_socket_deinit,
};
#endif // MICROPY_PY_WIZNET5K