/* * Copyright (c) 2006-2021, RT-Thread Development Team * * SPDX-License-Identifier: Apache-2.0 * * Change Logs: * Date Author Notes * 2017-5-30 Bernard the first version * 2018-5-30 flyingcys add amebaz wifi driver */ #include #include "board.h" #include #include "drv_wlan.h" #include "drv_wifi.h" #define DBG_LVL DBG_INFO #define DBG_TAG "WIFI" #include #define MAX_ADDR_LEN (6) #define RT_WLAN_SSID_MAX_LEN (32) #define WIFI_INIT_FLAG (0x1 << 0) #define WIFI_MAC_FLAG (0x1 << 1) #define WIFI_TYPE_STA (0) #define WIFI_TYPE_AP (1) struct ameba_wifi { struct rt_wlan_device *wlan; rt_uint8_t dev_addr[MAX_ADDR_LEN]; rt_uint8_t flag; int connected; int type; }; extern unsigned char rltk_wlan_running(unsigned char idx); extern struct sk_buff * rltk_wlan_get_recv_skb(int idx); extern unsigned char rltk_wlan_check_isup(int idx); extern void rltk_wlan_tx_inc(int idx); extern struct sk_buff * rltk_wlan_alloc_skb(unsigned int total_len); extern void rltk_wlan_send_skb(int idx, struct sk_buff *skb); extern void rltk_wlan_tx_dec(int idx); extern void rtw_event_register(int event, void (*fun)(char *buf, int len, int flags, void *user_data) , void *user_data); static const struct rt_wlan_dev_ops ops; static struct ameba_wifi wifi_sta; static struct ameba_wifi wifi_ap; rt_inline struct ameba_wifi *rthw_wifi_get_dev(int idx) { int mode = rthw_wifi_mode_get(); if (mode == 1) return &wifi_sta; if (mode == 2) return &wifi_ap; if (idx == 0) return &wifi_sta; if (idx == 1) return &wifi_ap; return RT_NULL; } rt_inline int rthw_wifi_get_idx(struct ameba_wifi *wifi) { int mode = rthw_wifi_mode_get(); if (mode == 1) return 0; if (mode == 2) return 0; return wifi->type; } int rthw_wifi_register(struct ameba_wifi *wifi) { struct rt_wlan_device *wlan = RT_NULL; if ((wifi->flag & WIFI_INIT_FLAG) == 0) { wlan = rt_malloc(sizeof(struct rt_wlan_device)); RT_ASSERT(wlan != RT_NULL); if (wifi->type == WIFI_TYPE_STA) { rt_wlan_dev_register(wlan, RT_WLAN_DEVICE_STA_NAME, &ops, 0, wifi); } if (wifi->type == WIFI_TYPE_AP) { rt_wlan_dev_register(wlan, RT_WLAN_DEVICE_AP_NAME, &ops, 0, wifi); } wifi->flag |= WIFI_INIT_FLAG; wifi->wlan = wlan; LOG_D("F:%s L:%d wifi:0x%08x wlan:0x%08x\n", __FUNCTION__, __LINE__, wifi, wlan); } return RT_EOK; } void netif_post_sleep_processing(void) { } void netif_pre_sleep_processing(void) { } unsigned char *rltk_wlan_get_ip(int idx) { struct ameba_wifi *wifi; wifi = rthw_wifi_get_dev(idx); if (wifi == RT_NULL) return RT_NULL; LOG_D("F:%s L:%d is run", __FUNCTION__, __LINE__); /* 这里留空了,会不会炸未知 */ return RT_NULL; } int netif_is_valid_IP(int idx, unsigned char *ip_dest) { LOG_D("F:%s L:%d is run ip: %d:%d:%d:%d", __FUNCTION__, __LINE__, ip_dest[0], ip_dest[1], ip_dest[2], ip_dest[3]); return 1; } void rltk_wlan_set_netif_info(int idx, void *dev, rt_uint8_t *dev_addr) { struct ameba_wifi *wifi = RT_NULL; wifi = rthw_wifi_get_dev(idx); if (wifi == RT_NULL) return; LOG_D("F:%s L:%d wifi:0x%08x type:0x%x", __FUNCTION__, __LINE__, wifi, wifi->flag); rt_memcpy(wifi->dev_addr, dev_addr, 6); wifi->flag |= WIFI_MAC_FLAG; rthw_wifi_register(wifi); LOG_D("wifi type:%d", wifi->type); LOG_D("idx:%d MAC %02x:%02x:%02x:%02x:%02x:%02x", idx, dev_addr[0], dev_addr[1], dev_addr[2], dev_addr[3], dev_addr[4], dev_addr[5]); } static void rtw_connect_callbackfn(char *buf, int len, int flags, void *user_data) { struct ameba_wifi *wifi = user_data; LOG_D("L:%d wifi connect callback flags:%d user_data:%08x", __LINE__, flags, user_data); if( wifi_is_connected_to_ap() == 0) { wifi->connected = 1; rt_wlan_dev_indicate_event_handle(wifi->wlan, RT_WLAN_DEV_EVT_CONNECT, RT_NULL); } } static void rtw_connect_fail_callbackfn(char *buf, int len, int flags, void *user_data) { struct ameba_wifi *wifi = user_data; LOG_D("L:%d wifi connect callback flags:%d", __LINE__, flags); wifi->connected = 0; rt_wlan_dev_indicate_event_handle(wifi->wlan, RT_WLAN_DEV_EVT_CONNECT_FAIL, RT_NULL); } static void rtw_disconnect_callbackfn(char *buf, int len, int flags, void *user_data) { struct ameba_wifi *wifi = user_data; LOG_D("L:%d wifi disconnect callback flags:%d", __LINE__, flags); wifi->connected = 0; rt_wlan_dev_indicate_event_handle(wifi->wlan, RT_WLAN_DEV_EVT_DISCONNECT, RT_NULL); } static void rtw_sta_assoc_callbackfn(char *buf, int len, int flags, void *user_data) { LOG_D("L:%d wifi sta assoc callback flags:%d", __LINE__, flags); } static void rtw_sta_disassoc_callbackfn(char *buf, int len, int flags, void *user_data) { LOG_D("L:%d wifi sta assoc callback flags:%d buf:%08x %08x", __LINE__, flags, *((rt_uint32_t*)buf), *((rt_uint32_t*)buf + 4)); } void netif_rx(int idx, unsigned int len) { struct ameba_wifi *wifi = RT_NULL; struct sk_buff *skb = RT_NULL; wifi = rthw_wifi_get_dev(idx); if (wifi == RT_NULL) return; LOG_D("F:%s L:%d idx:%d len:%d", __FUNCTION__, __LINE__, idx, len); if((!wifi->connected) || (!rltk_wlan_running(idx))) return; skb = (struct sk_buff *)rltk_wlan_get_recv_skb(idx); if(!skb) { LOG_D("netif_rx rltk_wlan_get_recv_skb NULL."); return; } rt_wlan_dev_report_data(wifi->wlan, skb->data, len); } static rt_wlan_security_t security_map_from_ameba(rthw_security_t security) { rt_wlan_security_t result = SECURITY_OPEN; switch (security) { case RTHW_SECURITY_OPEN: result = SECURITY_OPEN; break; case RTHW_SECURITY_WEP_PSK: result = SECURITY_WEP_PSK; break; case RTHW_SECURITY_WEP_SHARED: result = SECURITY_WEP_SHARED; break; case RTHW_SECURITY_WPA_TKIP_PSK: result = SECURITY_WPA_TKIP_PSK; break; case RTHW_SECURITY_WPA_AES_PSK: result = SECURITY_WPA_AES_PSK; break; case RTHW_SECURITY_WPA2_AES_PSK: result = SECURITY_WPA2_AES_PSK; break; case RTHW_SECURITY_WPA2_TKIP_PSK: result = SECURITY_WPA2_TKIP_PSK; break; case RTHW_SECURITY_WPA2_MIXED_PSK: result = SECURITY_WPA2_MIXED_PSK; break; case RTHW_SECURITY_WPA_WPA2_MIXED: result = SECURITY_WPA2_AES_PSK; break; case RTHW_SECURITY_WPS_OPEN: result = SECURITY_WPS_OPEN; break; case RTHW_SECURITY_WPS_SECURE: result = SECURITY_WPS_SECURE; break; default: result = -1; break; } return result; } static rthw_security_t security_map_from_rtthread(rt_wlan_security_t security) { rt_wlan_security_t result = RTHW_SECURITY_OPEN; switch (security) { case SECURITY_OPEN: result = RTHW_SECURITY_OPEN; break; case SECURITY_WEP_PSK: result = RTHW_SECURITY_WEP_PSK; break; case SECURITY_WEP_SHARED: result = RTHW_SECURITY_WEP_SHARED; break; case SECURITY_WPA_TKIP_PSK: result = RTHW_SECURITY_WPA_TKIP_PSK; break; case SECURITY_WPA_AES_PSK: result = RTHW_SECURITY_WPA_AES_PSK; break; case SECURITY_WPA2_AES_PSK: result = RTHW_SECURITY_WPA2_AES_PSK; break; case SECURITY_WPA2_TKIP_PSK: result = RTHW_SECURITY_WPA2_TKIP_PSK; break; case SECURITY_WPA2_MIXED_PSK: result = RTHW_SECURITY_WPA2_MIXED_PSK; break; case SECURITY_WPS_OPEN: result = RTHW_SECURITY_WPS_OPEN; break; case SECURITY_WPS_SECURE: result = RTHW_SECURITY_WPS_SECURE; break; default: result = -1; break; } return result; } static void rt_ameba_wifi_scan_callback(struct rthw_wlan_info *info, void *user_data) { struct rt_wlan_info wlan_info = { 0 }; struct rt_wlan_buff buff; struct ameba_wifi *wifi = user_data; if (info == RT_NULL) { rt_wlan_dev_indicate_event_handle(wifi->wlan, RT_WLAN_DEV_EVT_SCAN_DONE, RT_NULL); return; } memcpy(&wlan_info.bssid[0], info->bssid, 6); strncpy(&wlan_info.ssid.val[0], info->ssid, RT_WLAN_SSID_MAX_LEN); wlan_info.ssid.len = strlen(&wlan_info.ssid.val[0]); wlan_info.band = info->band == RTHW_802_11_BAND_2_4GHZ ? RTHW_802_11_BAND_2_4GHZ : RTHW_802_11_BAND_5GHZ; wlan_info.channel = info->channel; wlan_info.datarate = info->datarate * 1000; wlan_info.security = security_map_from_ameba(info->security); wlan_info.rssi = info->rssi; buff.data = &wlan_info; buff.len = sizeof(wlan_info); rt_wlan_dev_indicate_event_handle(wifi->wlan, RT_WLAN_DEV_EVT_SCAN_REPORT, &buff); } static void rthw_wlan_monitor_callback(rt_uint8_t *data, int len, void *user_data) { rt_wlan_dev_promisc_handler(wifi_sta.wlan, data, len); } static rt_err_t rthw_wlan_init (struct rt_wlan_device *wlan) { LOG_D("F:%s L:%d", __FUNCTION__, __LINE__); return RT_EOK; } static rt_err_t rthw_wlan_mode (struct rt_wlan_device *wlan, rt_wlan_mode_t mode) { struct ameba_wifi *wifi = (struct ameba_wifi *)(wlan->user_data); LOG_D("F:%s L:%d mode:%d", __FUNCTION__, __LINE__, mode); if (mode == RT_WLAN_STATION) { if (wifi->type != WIFI_TYPE_STA) { LOG_D("this wlan not support sta mode"); return -RT_ERROR; } } else if (mode == RT_WLAN_AP) { if (wifi->type != WIFI_TYPE_AP) { LOG_D("this wlan not support ap mode"); return -RT_ERROR; } } return RT_EOK; } static rt_err_t rthw_wlan_scan (struct rt_wlan_device *wlan, struct rt_scan_info *scan_info) { struct ameba_wifi *wifi = (struct ameba_wifi *)(wlan->user_data); LOG_D("F:%s L:%d", __FUNCTION__, __LINE__); LOG_D("F:%s L:%d wifi:0x%08x type:0x%x", __FUNCTION__, __LINE__, wifi, wifi->type); if (wifi->type != WIFI_TYPE_STA) { LOG_D("this wlan not support scan mode"); return -RT_ERROR; } if (rthw_wifi_mode_get() == RTHW_MODE_NONE) { if(rthw_wifi_start(RTHW_MODE_STA_AP) != RT_EOK) { LOG_D("L:%d wifistart failed...", __LINE__); return -1; } } rthw_wifi_scan(rt_ameba_wifi_scan_callback, wifi); return RT_EOK; } static rt_err_t rthw_wlan_join (struct rt_wlan_device *wlan, struct rt_sta_info *sta_info) { struct ameba_wifi *wifi = (struct ameba_wifi *)(wlan->user_data); int result = 0, i; char *ssid = RT_NULL, *key = RT_NULL; LOG_D("F:%s L:%d", __FUNCTION__, __LINE__); if (wifi->type != WIFI_TYPE_STA) { LOG_E("this wlan not support sta mode"); return -RT_ERROR; } if ((rthw_wifi_mode_get() != RTHW_MODE_STA) && (rthw_wifi_mode_get() != RTHW_MODE_STA_AP)) { rthw_wifi_stop(); rt_thread_delay(RT_TICK_PER_SECOND / 10); if (rthw_wifi_start(RTHW_MODE_STA_AP) != RT_EOK) { LOG_E("wifi on failed, join fail"); return -RT_ERROR; } } for (i = 0; i < RT_WLAN_BSSID_MAX_LENGTH; i++) { if (sta_info->bssid[i] != 0xff || sta_info->bssid[i] != 0x00) break; } if (i < RT_WLAN_BSSID_MAX_LENGTH) { if (sta_info->ssid.len > 0) ssid = &sta_info->ssid.val[0]; if (sta_info->key.len > 0) key = &sta_info->key.val[0]; LOG_D("bssid connect bssid: %02x:%02x:%02x:%02x:%02x:%02x ssid:%s ssid_len:%d key:%s key_len%d", sta_info->bssid[0],sta_info->bssid[1],sta_info->bssid[2],sta_info->bssid[3],sta_info->bssid[4],sta_info->bssid[5], ssid, sta_info->ssid.len, key, sta_info->key.len ); result = rthw_wifi_connect_bssid(sta_info->bssid, ssid, sta_info->ssid.len, key, sta_info->key.len, security_map_from_rtthread(sta_info->security)); } else { result = rthw_wifi_connect(sta_info->ssid.val, sta_info->ssid.len, sta_info->key.val, sta_info->key.len, security_map_from_rtthread(sta_info->security)); } if (result != 0) { LOG_E("amebaz_wifi_connect failed..."); return -RT_ERROR; } // netif_set_connected((struct ameba_wifi *)wlan, 1); LOG_D("amebaz_wifi_connect do"); return RT_EOK; } static rt_err_t rthw_wlan_softap (struct rt_wlan_device *wlan, struct rt_ap_info *ap_info) { struct ameba_wifi *wifi = (struct ameba_wifi *)(wlan->user_data); LOG_D("F:%s L:%d", __FUNCTION__, __LINE__); if (wifi->type != WIFI_TYPE_AP) { LOG_E("this wlan not support ap mode"); return -RT_ERROR; } if (rthw_wifi_ap_start(&ap_info->ssid.val[0], &ap_info->key.val[0], ap_info->channel) != 0) { rt_wlan_dev_indicate_event_handle(wifi->wlan, RT_WLAN_DEV_EVT_AP_STOP, RT_NULL); wifi->connected = 0; return -RT_ERROR; } rt_wlan_dev_indicate_event_handle(wifi->wlan, RT_WLAN_DEV_EVT_AP_START, RT_NULL); wifi->connected = 1; return RT_EOK; } static rt_err_t rthw_wlan_disconnect (struct rt_wlan_device *wlan) { struct ameba_wifi *wifi = (struct ameba_wifi *)(wlan->user_data); LOG_D("F:%s L:%d", __FUNCTION__, __LINE__); if (wifi->type != WIFI_TYPE_STA) { LOG_E("this wlan not support sta mode"); return -RT_ERROR; } wifi->connected = 0; rthw_wifi_sta_disconnect(); rt_wlan_dev_indicate_event_handle(wifi->wlan, RT_WLAN_DEV_EVT_AP_STOP, RT_NULL); return RT_EOK; } static rt_err_t rthw_wlan_ap_stop (struct rt_wlan_device *wlan) { struct ameba_wifi *wifi = (struct ameba_wifi *)(wlan->user_data); LOG_D("F:%s L:%d", __FUNCTION__, __LINE__); if (wifi->type != WIFI_TYPE_AP) { LOG_E("this wlan not support ap mode"); return -RT_ERROR; } rthw_wifi_ap_disconnect(); return RT_EOK; } static rt_err_t rthw_wlan_ap_deauth (struct rt_wlan_device *wlan, rt_uint8_t mac[]) { LOG_D("F:%s L:%d", __FUNCTION__, __LINE__); return RT_EOK; } static rt_err_t rthw_wlan_scan_stop (struct rt_wlan_device *wlan) { LOG_D("F:%s L:%d", __FUNCTION__, __LINE__); return RT_EOK; } static int rthw_wlan_get_rssi (struct rt_wlan_device *wlan) { struct ameba_wifi *wifi = (struct ameba_wifi *)(wlan->user_data); LOG_D("F:%s L:%d", __FUNCTION__, __LINE__); if (wifi->type != WIFI_TYPE_STA) { LOG_E("this wlan not support sta mode"); return -RT_ERROR; } return rthw_wifi_rssi_get(); } static rt_err_t rthw_wlan_set_powersave (struct rt_wlan_device *wlan, int level) { LOG_D("F:%s L:%d", __FUNCTION__, __LINE__); return RT_EOK; } static int rthw_wlan_get_powersave (struct rt_wlan_device *wlan) { LOG_D("F:%s L:%d", __FUNCTION__, __LINE__); return 0; } static rt_err_t rthw_wlan_cfg_promisc (struct rt_wlan_device *wlan, rt_bool_t start) { LOG_D("F:%s L:%d", __FUNCTION__, __LINE__); if(start) { rthw_wifi_monitor_callback_set(rthw_wlan_monitor_callback); rthw_wifi_monitor_enable(1); } else { rthw_wifi_monitor_callback_set(RT_NULL); rthw_wifi_monitor_enable(0); } return RT_EOK; } static rt_err_t rthw_wlan_cfg_filter (struct rt_wlan_device *wlan, struct rt_wlan_filter *filter) { LOG_D("F:%s L:%d", __FUNCTION__, __LINE__); return RT_EOK; } static rt_err_t rthw_wlan_set_channel (struct rt_wlan_device *wlan, int channel) { LOG_D("F:%s L:%d", __FUNCTION__, __LINE__); rthw_wifi_channel_set(channel); return RT_EOK; } static int rthw_wlan_get_channel (struct rt_wlan_device *wlan) { LOG_D("F:%s L:%d", __FUNCTION__, __LINE__); return rthw_wifi_channel_get(); } static rt_err_t rthw_wlan_set_country (struct rt_wlan_device *wlan, rt_country_code_t country_code) { LOG_D("F:%s L:%d", __FUNCTION__, __LINE__); return RT_EOK; } static rt_country_code_t rthw_wlan_get_country (struct rt_wlan_device *wlan) { LOG_D("F:%s L:%d\n", __FUNCTION__, __LINE__); return RT_EOK; } static rt_err_t rthw_wlan_set_mac (struct rt_wlan_device *wlan, rt_uint8_t mac[]) { LOG_D("F:%s L:%d", __FUNCTION__, __LINE__); return -RT_ERROR; } static rt_err_t rthw_wlan_get_mac (struct rt_wlan_device *wlan, rt_uint8_t mac[]) { struct ameba_wifi *wifi = (struct ameba_wifi *)wlan->user_data; LOG_D("F:%s L:%d", __FUNCTION__, __LINE__); if(mac == RT_NULL) { return -RT_ERROR; } memcpy(mac, wifi->dev_addr, MAX_ADDR_LEN); return RT_EOK; } static int rthw_wlan_recv (struct rt_wlan_device *wlan, void *buff, int len) { LOG_D("F:%s L:%d", __FUNCTION__, __LINE__); return RT_EOK; } static int rthw_wlan_send (struct rt_wlan_device *wlan, void *buff, int len) { struct ameba_wifi *wifi = (struct ameba_wifi *)wlan->user_data; int idx = rthw_wifi_get_idx(wifi); rt_base_t level; struct sk_buff *skb = RT_NULL; LOG_D("F:%s L:%d len:%d", __FUNCTION__, __LINE__, len); level = rt_hw_interrupt_disable(); if(!wifi->connected || !rltk_wlan_check_isup(idx)) { rt_hw_interrupt_enable(level); return -RT_ERROR; } rltk_wlan_tx_inc(idx); rt_hw_interrupt_enable(level); skb = (struct sk_buff *)rltk_wlan_alloc_skb(len); if (skb == RT_NULL) { LOG_W("rltk_wlan_alloc_skb NULL for WIFI TX."); goto exit; } /* copy buff to a whole ETH frame */ memcpy(skb->tail, buff, len); skb_put(skb, len); rltk_wlan_send_skb(idx, skb); exit: level = rt_hw_interrupt_disable(); rltk_wlan_tx_dec(idx); rt_hw_interrupt_enable(level); LOG_D("F:%s L:%d end", __FUNCTION__, __LINE__); return RT_EOK; } static const struct rt_wlan_dev_ops ops = { .wlan_init = rthw_wlan_init , .wlan_mode = rthw_wlan_mode , .wlan_scan = rthw_wlan_scan , .wlan_join = rthw_wlan_join , .wlan_softap = rthw_wlan_softap , .wlan_disconnect = rthw_wlan_disconnect , .wlan_ap_stop = rthw_wlan_ap_stop , .wlan_ap_deauth = rthw_wlan_ap_deauth , .wlan_scan_stop = rthw_wlan_scan_stop , .wlan_get_rssi = rthw_wlan_get_rssi , .wlan_set_powersave = rthw_wlan_set_powersave , .wlan_get_powersave = rthw_wlan_get_powersave , .wlan_cfg_promisc = rthw_wlan_cfg_promisc , .wlan_cfg_filter = rthw_wlan_cfg_filter , .wlan_set_channel = rthw_wlan_set_channel , .wlan_get_channel = rthw_wlan_get_channel , .wlan_set_country = rthw_wlan_set_country , .wlan_get_country = rthw_wlan_get_country , .wlan_set_mac = rthw_wlan_set_mac , .wlan_get_mac = rthw_wlan_get_mac , .wlan_recv = rthw_wlan_recv , .wlan_send = rthw_wlan_send , }; int rthw_wifi_low_init(void) { static rt_int8_t _init_flag = 0; if (_init_flag) { return 1; } rt_memset(&wifi_sta, 0, sizeof(wifi_sta)); rt_memset(&wifi_ap, 0, sizeof(wifi_ap)); wifi_sta.type = WIFI_TYPE_STA; wifi_ap.type = WIFI_TYPE_AP; if(rthw_wifi_start(RTHW_MODE_STA_AP) != RT_EOK) { LOG_E("amebaz_wifi_start failed..."); return -1; } LOG_I("amebaz_wifi_start success"); LOG_D("F:%s L:%d wifi_sta:0x%08x wifi_ap:0x%08x", __FUNCTION__, __LINE__, &wifi_sta, &wifi_ap); wifi_reg_event_handler(RTHW_WIFI_EVENT_FOURWAY_HANDSHAKE_DONE, rtw_connect_callbackfn, &wifi_sta); wifi_reg_event_handler(RTHW_WIFI_EVENT_DISCONNECT, rtw_disconnect_callbackfn, &wifi_sta); _init_flag = 1; return 0; } INIT_DEVICE_EXPORT(rthw_wifi_low_init);