mbed official / mbed-dev

mbed library sources. Supersedes mbed-src.

Dependents:   Nucleo_Hello_Encoder BLE_iBeaconScan AM1805_DEMO DISCO-F429ZI_ExportTemplate1 ... more

targets/TARGET_Realtek/TARGET_AMEBA/rtw_emac.cpp@189:f392fc9709a3, 2019-02-20 (annotated)

Committer:
AnnaBridge
Date:
Wed Feb 20 22:31:08 2019 +0000
Revision:
189:f392fc9709a3
Parent:
188:bcfe06ba3d64 
mbed library release version 165

Who changed what in which revision?

UserRevisionLine numberNew contents of line
AnnaBridge 167:e84263d55307 1 /* mbed Microcontroller Library
AnnaBridge 167:e84263d55307 2 * Copyright (c) 2016 Realtek Semiconductor Corp.
AnnaBridge 167:e84263d55307 3 *
AnnaBridge 167:e84263d55307 4 * Licensed under the Apache License, Version 2.0 (the "License");
AnnaBridge 167:e84263d55307 5 * you may not use this file except in compliance with the License.
AnnaBridge 167:e84263d55307 6 * You may obtain a copy of the License at
AnnaBridge 167:e84263d55307 7 *
AnnaBridge 167:e84263d55307 8 * http://www.apache.org/licenses/LICENSE-2.0
AnnaBridge 167:e84263d55307 9 *
AnnaBridge 167:e84263d55307 10 * Unless required by applicable law or agreed to in writing, software
AnnaBridge 167:e84263d55307 11 * distributed under the License is distributed on an "AS IS" BASIS,
AnnaBridge 167:e84263d55307 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
AnnaBridge 167:e84263d55307 13 * See the License for the specific language governing permissions and
AnnaBridge 167:e84263d55307 14 * limitations under the License.
AnnaBridge 167:e84263d55307 15 */
AnnaBridge 167:e84263d55307 16
AnnaBridge 187:0387e8f68319 17 #if defined(CONFIG_MBED_ENABLED)
AnnaBridge 167:e84263d55307 18
AnnaBridge 167:e84263d55307 19 #include <stdio.h>
AnnaBridge 167:e84263d55307 20 #include "mbed_assert.h"
AnnaBridge 167:e84263d55307 21 #include "mbed_events.h"
AnnaBridge 189:f392fc9709a3 22 #include "mbed_wait_api.h"
AnnaBridge 167:e84263d55307 23
Anna Bridge 186:707f6e361f3e 24 #include "rtw_emac.h"
Anna Bridge 186:707f6e361f3e 25 #include "EMACMemoryManager.h"
Anna Bridge 186:707f6e361f3e 26
AnnaBridge 167:e84263d55307 27 #include "rtos.h"
AnnaBridge 167:e84263d55307 28 #include "lwip/pbuf.h"
AnnaBridge 167:e84263d55307 29 #include "netif/etharp.h"
AnnaBridge 167:e84263d55307 30
AnnaBridge 167:e84263d55307 31 #include "lwip_intf.h"
AnnaBridge 167:e84263d55307 32 #include "wifi_constants.h"
AnnaBridge 167:e84263d55307 33 #include "wifi_conf.h"
AnnaBridge 167:e84263d55307 34
AnnaBridge 167:e84263d55307 35 #define RTW_EMAC_MTU_SIZE (1500U)
AnnaBridge 167:e84263d55307 36
AnnaBridge 189:f392fc9709a3 37 RTW_EMAC::RTW_EMAC()
Anna Bridge 186:707f6e361f3e 38 {
Anna Bridge 186:707f6e361f3e 39 set_callback_func((emac_callback)(&RTW_EMAC::wlan_emac_recv), this);
Anna Bridge 186:707f6e361f3e 40 }
AnnaBridge 167:e84263d55307 41
Anna Bridge 186:707f6e361f3e 42 uint32_t RTW_EMAC::get_mtu_size() const
AnnaBridge 167:e84263d55307 43 {
AnnaBridge 167:e84263d55307 44 return RTW_EMAC_MTU_SIZE;
AnnaBridge 167:e84263d55307 45 }
AnnaBridge 167:e84263d55307 46
Anna Bridge 186:707f6e361f3e 47 uint32_t RTW_EMAC::get_align_preference() const
Anna Bridge 186:707f6e361f3e 48 {
Anna Bridge 186:707f6e361f3e 49 return true;
Anna Bridge 186:707f6e361f3e 50 }
Anna Bridge 186:707f6e361f3e 51
Anna Bridge 186:707f6e361f3e 52 void RTW_EMAC::get_ifname(char *name, uint8_t size) const
AnnaBridge 167:e84263d55307 53 {
AnnaBridge 167:e84263d55307 54 MBED_ASSERT(name != NULL);
AnnaBridge 167:e84263d55307 55 strncpy(name, "r0", size);
AnnaBridge 167:e84263d55307 56 }
AnnaBridge 167:e84263d55307 57
Anna Bridge 186:707f6e361f3e 58 uint8_t RTW_EMAC::get_hwaddr_size() const
AnnaBridge 167:e84263d55307 59 {
AnnaBridge 188:bcfe06ba3d64 60 return ETH_HWADDR_LEN;
AnnaBridge 167:e84263d55307 61 }
AnnaBridge 167:e84263d55307 62
Anna Bridge 186:707f6e361f3e 63 bool RTW_EMAC::get_hwaddr(uint8_t *addr) const
AnnaBridge 167:e84263d55307 64 {
Anna Bridge 186:707f6e361f3e 65 char mac[20];
Anna Bridge 186:707f6e361f3e 66 int val[6];
Anna Bridge 186:707f6e361f3e 67 int i;
Anna Bridge 186:707f6e361f3e 68
Anna Bridge 186:707f6e361f3e 69 if (RTW_SUCCESS == wifi_get_mac_address(mac)) {
AnnaBridge 189:f392fc9709a3 70 if (sscanf(mac, "%x:%x:%x:%x:%x:%x",
Anna Bridge 186:707f6e361f3e 71 &val[0], &val[1], &val[2], &val[3], &val[4], &val[5]) != 6) {
AnnaBridge 167:e84263d55307 72 printf("Get HW address failed\r\n");
Anna Bridge 186:707f6e361f3e 73 }
Anna Bridge 186:707f6e361f3e 74 for (i = 0; i < 6; i++) {
Anna Bridge 186:707f6e361f3e 75 addr[i] = (unsigned char) val[i];
Anna Bridge 186:707f6e361f3e 76 }
Anna Bridge 186:707f6e361f3e 77 } else {
Anna Bridge 186:707f6e361f3e 78 printf("Get HW address failed\r\n");
AnnaBridge 167:e84263d55307 79 }
AnnaBridge 188:bcfe06ba3d64 80 return true;
AnnaBridge 167:e84263d55307 81 }
AnnaBridge 167:e84263d55307 82
Anna Bridge 186:707f6e361f3e 83 void RTW_EMAC::set_hwaddr(const uint8_t *addr)
AnnaBridge 167:e84263d55307 84 {
AnnaBridge 167:e84263d55307 85 }
AnnaBridge 167:e84263d55307 86
Anna Bridge 186:707f6e361f3e 87 bool RTW_EMAC::link_out(emac_mem_buf_t *buf)
AnnaBridge 167:e84263d55307 88 {
Anna Bridge 186:707f6e361f3e 89 struct eth_drv_sg *sg_list;
AnnaBridge 167:e84263d55307 90 int sg_len = 0;
AnnaBridge 167:e84263d55307 91 int tot_len;
Anna Bridge 186:707f6e361f3e 92 emac_mem_buf_t *p;
AnnaBridge 167:e84263d55307 93 bool ret = true;
AnnaBridge 167:e84263d55307 94 if (!rltk_wlan_running(0)) {
Anna Bridge 186:707f6e361f3e 95 memory_manager->free(buf);
AnnaBridge 167:e84263d55307 96 return false;
AnnaBridge 167:e84263d55307 97 }
AnnaBridge 167:e84263d55307 98
AnnaBridge 167:e84263d55307 99 sg_list = (struct eth_drv_sg *)malloc(sizeof(struct eth_drv_sg)*MAX_ETH_DRV_SG);
Anna Bridge 186:707f6e361f3e 100 if (sg_list == 0) {
Anna Bridge 186:707f6e361f3e 101 memory_manager->free(buf);
AnnaBridge 167:e84263d55307 102 return false;
AnnaBridge 167:e84263d55307 103 }
AnnaBridge 167:e84263d55307 104
Anna Bridge 186:707f6e361f3e 105 p = buf;
Anna Bridge 186:707f6e361f3e 106 tot_len = memory_manager->get_total_len(p);
Anna Bridge 186:707f6e361f3e 107 for (; p != NULL && sg_len < MAX_ETH_DRV_SG; p = memory_manager->get_next(p)) {
Anna Bridge 186:707f6e361f3e 108 sg_list[sg_len].buf = (unsigned int)(static_cast<uint8_t *>(memory_manager->get_ptr(p)));
Anna Bridge 186:707f6e361f3e 109 sg_list[sg_len].len = memory_manager->get_len(p);
Anna Bridge 186:707f6e361f3e 110 sg_len++;
AnnaBridge 167:e84263d55307 111 }
AnnaBridge 167:e84263d55307 112 if (sg_len) {
AnnaBridge 167:e84263d55307 113 if (rltk_wlan_send(0, sg_list, sg_len, tot_len) != 0) {
AnnaBridge 167:e84263d55307 114 ret = false;
AnnaBridge 167:e84263d55307 115 }
AnnaBridge 167:e84263d55307 116 }
AnnaBridge 167:e84263d55307 117
Anna Bridge 186:707f6e361f3e 118 memory_manager->free(buf);
AnnaBridge 167:e84263d55307 119 free(sg_list);
AnnaBridge 167:e84263d55307 120 return ret;
AnnaBridge 167:e84263d55307 121 }
AnnaBridge 167:e84263d55307 122
Anna Bridge 186:707f6e361f3e 123 bool RTW_EMAC::power_up()
AnnaBridge 167:e84263d55307 124 {
AnnaBridge 167:e84263d55307 125 wifi_on(RTW_MODE_STA);
AnnaBridge 167:e84263d55307 126 wait_ms(1000);
Anna Bridge 186:707f6e361f3e 127 wlan_emac_link_change(true);
AnnaBridge 167:e84263d55307 128 return true;
AnnaBridge 167:e84263d55307 129 }
AnnaBridge 167:e84263d55307 130
Anna Bridge 186:707f6e361f3e 131 void RTW_EMAC::power_down()
AnnaBridge 167:e84263d55307 132 {
AnnaBridge 167:e84263d55307 133 wifi_off();
AnnaBridge 167:e84263d55307 134 }
AnnaBridge 167:e84263d55307 135
Anna Bridge 186:707f6e361f3e 136 void RTW_EMAC::set_link_input_cb(emac_link_input_cb_t input_cb)
AnnaBridge 167:e84263d55307 137 {
Anna Bridge 186:707f6e361f3e 138 emac_link_input_cb = input_cb;
Anna Bridge 186:707f6e361f3e 139 }
Anna Bridge 186:707f6e361f3e 140
Anna Bridge 186:707f6e361f3e 141 void RTW_EMAC::set_link_state_cb(emac_link_state_change_cb_t state_cb)
Anna Bridge 186:707f6e361f3e 142 {
Anna Bridge 186:707f6e361f3e 143 emac_link_state_cb = state_cb;
Anna Bridge 186:707f6e361f3e 144 }
Anna Bridge 186:707f6e361f3e 145
Anna Bridge 186:707f6e361f3e 146 void RTW_EMAC::add_multicast_group(const uint8_t *addr)
Anna Bridge 186:707f6e361f3e 147 {
AnnaBridge 167:e84263d55307 148 }
AnnaBridge 167:e84263d55307 149
Anna Bridge 186:707f6e361f3e 150 void RTW_EMAC::remove_multicast_group(const uint8_t *addr)
AnnaBridge 167:e84263d55307 151 {
Anna Bridge 186:707f6e361f3e 152 }
Anna Bridge 186:707f6e361f3e 153
Anna Bridge 186:707f6e361f3e 154 void RTW_EMAC::set_all_multicast(bool all)
Anna Bridge 186:707f6e361f3e 155 {
AnnaBridge 167:e84263d55307 156 }
AnnaBridge 167:e84263d55307 157
Anna Bridge 186:707f6e361f3e 158 void RTW_EMAC::set_memory_manager(EMACMemoryManager &mem_mngr)
AnnaBridge 167:e84263d55307 159 {
Anna Bridge 186:707f6e361f3e 160 memory_manager = &mem_mngr;
Anna Bridge 186:707f6e361f3e 161 }
Anna Bridge 186:707f6e361f3e 162
Anna Bridge 186:707f6e361f3e 163 void RTW_EMAC::wlan_emac_recv(void *param, struct netif *netif, uint32_t len)
Anna Bridge 186:707f6e361f3e 164 {
Anna Bridge 186:707f6e361f3e 165 struct eth_drv_sg sg_list[MAX_ETH_DRV_SG] = {0};
Anna Bridge 186:707f6e361f3e 166 emac_mem_buf_t *buf;
Anna Bridge 186:707f6e361f3e 167 RTW_EMAC *enet = static_cast<RTW_EMAC *>(param);
Anna Bridge 186:707f6e361f3e 168 emac_mem_buf_t *p;
AnnaBridge 167:e84263d55307 169 int sg_len = 0;
AnnaBridge 167:e84263d55307 170 if (!rltk_wlan_running(0)) {
AnnaBridge 167:e84263d55307 171 return;
AnnaBridge 167:e84263d55307 172 }
AnnaBridge 167:e84263d55307 173
AnnaBridge 167:e84263d55307 174 if (len > MAX_ETH_MSG || len < 0) {
AnnaBridge 167:e84263d55307 175 len = MAX_ETH_MSG;
AnnaBridge 167:e84263d55307 176 }
AnnaBridge 167:e84263d55307 177
Anna Bridge 186:707f6e361f3e 178 buf = enet->memory_manager->alloc_heap(len, 0);
AnnaBridge 167:e84263d55307 179 if (buf == NULL) {
AnnaBridge 167:e84263d55307 180 return;
AnnaBridge 189:f392fc9709a3 181 }
AnnaBridge 167:e84263d55307 182
Anna Bridge 186:707f6e361f3e 183 enet->memory_manager->set_len(buf, len);
Anna Bridge 186:707f6e361f3e 184 p = buf;
Anna Bridge 186:707f6e361f3e 185 for (; p != NULL && sg_len < MAX_ETH_DRV_SG; p = enet->memory_manager->get_next(p)) {
Anna Bridge 186:707f6e361f3e 186 sg_list[sg_len].buf = (unsigned int)(static_cast<uint8_t *>(enet->memory_manager->get_ptr(p)));
Anna Bridge 186:707f6e361f3e 187 sg_list[sg_len].len = enet->memory_manager->get_len(p);
AnnaBridge 167:e84263d55307 188 sg_len++;
AnnaBridge 167:e84263d55307 189 }
Anna Bridge 186:707f6e361f3e 190
AnnaBridge 167:e84263d55307 191 rltk_wlan_recv(0, sg_list, sg_len);
Anna Bridge 186:707f6e361f3e 192 if (enet->emac_link_input_cb) {
Anna Bridge 186:707f6e361f3e 193 enet->emac_link_input_cb(buf);
AnnaBridge 167:e84263d55307 194 }
AnnaBridge 167:e84263d55307 195 }
AnnaBridge 167:e84263d55307 196
AnnaBridge 167:e84263d55307 197 void mbed_default_mac_address(char *mac) {
AnnaBridge 167:e84263d55307 198 unsigned char RTK_mac_addr[3] = {0x00, 0xE0, 0x4C}; // default Realtek mac address
AnnaBridge 167:e84263d55307 199 mac[0] = RTK_mac_addr[0];
AnnaBridge 167:e84263d55307 200 mac[1] = RTK_mac_addr[1];
AnnaBridge 167:e84263d55307 201 mac[2] = RTK_mac_addr[2];
AnnaBridge 167:e84263d55307 202 mac[3] = 0x87;
AnnaBridge 167:e84263d55307 203 mac[4] = 0x00;
AnnaBridge 167:e84263d55307 204 mac[5] = 0x01;
AnnaBridge 167:e84263d55307 205 return;
AnnaBridge 167:e84263d55307 206 }
AnnaBridge 167:e84263d55307 207
AnnaBridge 167:e84263d55307 208 void mbed_mac_address(char *mac)
AnnaBridge 167:e84263d55307 209 {
AnnaBridge 189:f392fc9709a3 210 char hwaddr[20];
Anna Bridge 186:707f6e361f3e 211 int val[6];
Anna Bridge 186:707f6e361f3e 212 int i;
Anna Bridge 186:707f6e361f3e 213 if (RTW_SUCCESS == wifi_get_mac_address(hwaddr)) {
Anna Bridge 186:707f6e361f3e 214 if (sscanf(hwaddr, "%x:%x:%x:%x:%x:%x",
Anna Bridge 186:707f6e361f3e 215 &val[0], &val[1], &val[2], &val[3], &val[4], &val[5]) != 6) {
AnnaBridge 167:e84263d55307 216 printf("Get HW address failed\r\n");
Anna Bridge 186:707f6e361f3e 217 }
Anna Bridge 186:707f6e361f3e 218 for (i = 0; i < 6; i++) {
Anna Bridge 186:707f6e361f3e 219 mac[i] = (unsigned char) val[i];
Anna Bridge 186:707f6e361f3e 220 }
Anna Bridge 186:707f6e361f3e 221 } else {
AnnaBridge 167:e84263d55307 222 printf("Get HW address failed\r\n");
AnnaBridge 167:e84263d55307 223 mbed_default_mac_address(mac);
AnnaBridge 167:e84263d55307 224 }
AnnaBridge 167:e84263d55307 225 }
AnnaBridge 167:e84263d55307 226
Anna Bridge 186:707f6e361f3e 227 void RTW_EMAC::wlan_emac_link_change(bool up)
AnnaBridge 167:e84263d55307 228 {
Anna Bridge 186:707f6e361f3e 229 if (emac_link_state_cb) {
Anna Bridge 186:707f6e361f3e 230 emac_link_state_cb(up);
AnnaBridge 167:e84263d55307 231 }
AnnaBridge 167:e84263d55307 232 }
AnnaBridge 167:e84263d55307 233
Anna Bridge 186:707f6e361f3e 234 RTW_EMAC &RTW_EMAC::get_instance() {
Anna Bridge 186:707f6e361f3e 235 static RTW_EMAC rtw_emac;
Anna Bridge 186:707f6e361f3e 236 return rtw_emac;
Anna Bridge 186:707f6e361f3e 237 }
Anna Bridge 186:707f6e361f3e 238 // Weak so a module can override
Anna Bridge 186:707f6e361f3e 239 MBED_WEAK EMAC &EMAC::get_default_instance() {
Anna Bridge 186:707f6e361f3e 240 return RTW_EMAC::get_instance();
AnnaBridge 167:e84263d55307 241 }
AnnaBridge 167:e84263d55307 242 #endif