| /* |
| * Copyright (c) 2016 Intel Corporation. |
| * |
| * SPDX-License-Identifier: Apache-2.0 |
| */ |
| |
| #include <zephyr/logging/log.h> |
| LOG_MODULE_REGISTER(net_ieee802154_fake_driver, LOG_LEVEL_DBG); |
| |
| #include <zephyr/kernel.h> |
| |
| #include <zephyr/net/net_core.h> |
| #include "net_private.h" |
| |
| #include <zephyr/net/net_pkt.h> |
| |
| /** FAKE ieee802.15.4 driver **/ |
| #include <zephyr/net/ieee802154_radio.h> |
| |
| extern struct net_pkt *current_pkt; |
| extern struct k_sem driver_lock; |
| |
| static enum ieee802154_hw_caps fake_get_capabilities(const struct device *dev) |
| { |
| return IEEE802154_HW_FCS | IEEE802154_HW_2_4_GHZ; |
| } |
| |
| static int fake_cca(const struct device *dev) |
| { |
| return 0; |
| } |
| |
| static int fake_set_channel(const struct device *dev, uint16_t channel) |
| { |
| NET_INFO("Channel %u\n", channel); |
| |
| return 0; |
| } |
| |
| static int fake_set_txpower(const struct device *dev, int16_t dbm) |
| { |
| NET_INFO("TX power %d dbm\n", dbm); |
| |
| return 0; |
| } |
| |
| static inline void insert_frag(struct net_pkt *pkt, struct net_buf *frag) |
| { |
| struct net_buf *new_frag; |
| |
| new_frag = net_pkt_get_frag(pkt, frag->len, K_SECONDS(1)); |
| if (!new_frag) { |
| return; |
| } |
| |
| memcpy(new_frag->data, frag->data, frag->len); |
| net_buf_add(new_frag, frag->len); |
| |
| net_pkt_frag_add(current_pkt, new_frag); |
| } |
| |
| static int fake_tx(const struct device *dev, |
| enum ieee802154_tx_mode mode, |
| struct net_pkt *pkt, |
| struct net_buf *frag) |
| { |
| NET_INFO("Sending packet %p - length %zu\n", |
| pkt, net_pkt_get_len(pkt)); |
| |
| if (!current_pkt) { |
| return 0; |
| } |
| |
| insert_frag(pkt, frag); |
| |
| k_sem_give(&driver_lock); |
| |
| return 0; |
| } |
| |
| static int fake_start(const struct device *dev) |
| { |
| NET_INFO("FAKE ieee802154 driver started\n"); |
| |
| return 0; |
| } |
| |
| static int fake_stop(const struct device *dev) |
| { |
| NET_INFO("FAKE ieee802154 driver stopped\n"); |
| |
| return 0; |
| } |
| |
| static void fake_iface_init(struct net_if *iface) |
| { |
| struct ieee802154_context *ctx = net_if_l2_data(iface); |
| static uint8_t mac[8] = { 0x00, 0x12, 0x4b, 0x00, |
| 0x00, 0x9e, 0xa3, 0xc2 }; |
| |
| net_if_set_link_addr(iface, mac, 8, NET_LINK_IEEE802154); |
| |
| ieee802154_init(iface); |
| |
| ctx->pan_id = 0xabcd; |
| ctx->channel = 26U; |
| ctx->sequence = 62U; |
| |
| NET_INFO("FAKE ieee802154 iface initialized\n"); |
| } |
| |
| static int fake_init(const struct device *dev) |
| { |
| fake_stop(dev); |
| |
| return 0; |
| } |
| |
| static struct ieee802154_radio_api fake_radio_api = { |
| .iface_api.init = fake_iface_init, |
| |
| .get_capabilities = fake_get_capabilities, |
| .cca = fake_cca, |
| .set_channel = fake_set_channel, |
| .set_txpower = fake_set_txpower, |
| .start = fake_start, |
| .stop = fake_stop, |
| .tx = fake_tx, |
| }; |
| |
| NET_DEVICE_INIT(fake, "fake_ieee802154", |
| fake_init, NULL, NULL, NULL, |
| CONFIG_KERNEL_INIT_PRIORITY_DEFAULT, |
| &fake_radio_api, IEEE802154_L2, |
| NET_L2_GET_CTX_TYPE(IEEE802154_L2), IEEE802154_MTU); |