Import Mbed OS hard-float snapshot

targets/TARGET_WICED/wiced_interface/WicedInterface.h

@@ -0,0 +1,117 @@
+/* Wiced implementation of NetworkInterfaceAPI
+ * Copyright (c) 2017 ARM Limited
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef WICED_INTERFACE_H
+#define WICED_INTERFACE_H
+
+#if defined(MBED_CONF_NSAPI_PRESENT)
+
+#include "mbed.h"
+#include "EthernetInterface.h"
+#include "netsocket/OnboardNetworkStack.h"
+#include "wiced_emac.h"
+
+
+/** WicedInterface class
+ *  Implementation of the NetworkStack for the Wiced
+ */
+class WicedInterface : public WiFiInterface, public EMACInterface
+{
+public:
+
+    WicedInterface(
+            EMAC &emac = WICED_EMAC::get_instance(),
+            OnboardNetworkStack &stack = OnboardNetworkStack::get_default_instance());
+
+    /** Start the interface
+     *
+     *  Attempts to connect to a WiFi network. Requires ssid and passphrase to be set.
+     *  If passphrase is invalid, NSAPI_ERROR_AUTH_ERROR is returned.
+     *
+     *  @return         0 on success, negative error code on failure
+     */
+    nsapi_error_t connect();
+
+    /** Start the interface
+     *
+     *  Attempts to connect to a WiFi network.
+     *
+     *  @param ssid      Name of the network to connect to
+     *  @param pass      Security passphrase to connect to the network
+     *  @param security  Type of encryption for connection (Default: NSAPI_SECURITY_NONE)
+     *  @param channel   This parameter is not supported, setting it to anything else than 0 will result in NSAPI_ERROR_UNSUPPORTED
+     *  @return          0 on success, or error code on failure
+     */
+    nsapi_error_t connect(const char *ssid, const char *pass, nsapi_security_t security = NSAPI_SECURITY_NONE, uint8_t channel = 0);
+
+    /** Stop the interface
+     *  @return             0 on success, negative on failure
+     */
+    nsapi_error_t disconnect();
+
+    /** Set the WiFi network credentials
+     *
+     *  @param ssid      Name of the network to connect to
+     *  @param pass      Security passphrase to connect to the network
+     *  @param security  Type of encryption for connection
+     *                   (defaults to NSAPI_SECURITY_NONE)
+     *  @return          0 on success, or error code on failure
+     */
+    nsapi_error_t set_credentials(const char *ssid, const char *pass, nsapi_security_t security = NSAPI_SECURITY_NONE);
+
+    /** Set the WiFi network channel - NOT SUPPORTED
+     *
+     * This function is not supported and will return NSAPI_ERROR_UNSUPPORTED
+     *
+     *  @param channel   Channel on which the connection is to be made, or 0 for any (Default: 0)
+     *  @return          Not supported, returns NSAPI_ERROR_UNSUPPORTED
+     */
+    nsapi_error_t set_channel(uint8_t channel) {
+        if (channel != 0) {
+            return NSAPI_ERROR_UNSUPPORTED;
+        }
+
+        return 0;
+    }
+
+    /** Gets the current radio signal strength for active connection
+     *
+     * @return          Connection strength in dBm (negative value)
+     */
+    int8_t get_rssi();
+
+    /** Scan for available networks
+     *
+     * This function will block.
+     *
+     * @param  ap       Pointer to allocated array to store discovered AP
+     * @param  count    Size of allocated @a res array, or 0 to only count available AP
+     * @param  timeout  Timeout in milliseconds; 0 for no timeout (Default: 0)
+     * @return          Number of entries in @a, or if @a count was 0 number of available networks, negative on error
+     *                  see @a nsapi_error
+     */
+    int scan(WiFiAccessPoint *res, unsigned count);
+
+private:
+
+    char _ssid[33]; /* The longest possible name (defined in 802.11) +1 for the \0 */
+    char _pass[64]; /* The longest allowed passphrase + 1 */
+    nsapi_security_t _security;
+};
+
+#endif
+
+#endif

targets/TARGET_WICED/wiced_interface/default_wifi_interface.cpp

@@ -0,0 +1,28 @@
+/*
+ * Copyright (c) 2018, Arm Limited and affiliates.
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#if defined(MBED_CONF_NSAPI_PRESENT)
+
+#include "WicedInterface.h"
+
+WiFiInterface *WiFiInterface::get_target_default_instance()
+{
+    static WicedInterface wifi;
+    return &wifi;
+}
+
+#endif

targets/TARGET_WICED/wiced_interface/wiced_emac.h

@@ -0,0 +1,159 @@
+/*
+ * Copyright (c) 2018 ARM Limited
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef WICED_EMAC_H_
+#define WICED_EMAC_H_
+
+#include "EMAC.h"
+#include "EMACInterface.h"
+#include "WiFiInterface.h"
+
+#include "rtos/Mutex.h"
+
+class WICED_EMAC : public EMAC {
+public:
+    WICED_EMAC();
+
+    static WICED_EMAC &get_instance();
+
+    /**
+     * Return maximum transmission unit
+     *
+     * @return     MTU in bytes
+     */
+    virtual uint32_t get_mtu_size() const;
+
+    /**
+     * Gets memory buffer alignment preference
+     *
+     * Gets preferred memory buffer alignment of the Emac device. IP stack may or may not
+     * align link out memory buffer chains using the alignment.
+     *
+     * @return         Memory alignment requirement in bytes
+     */
+    virtual uint32_t get_align_preference() const;
+
+    /**
+     * Return interface name
+     *
+     * @param name Pointer to where the name should be written
+     * @param size Maximum number of character to copy
+     */
+    virtual void get_ifname(char *name, uint8_t size) const;
+
+    /**
+     * Returns size of the underlying interface HW address size.
+     *
+     * @return     HW address size in bytes
+     */
+    virtual uint8_t get_hwaddr_size() const;
+
+    /**
+     * Return interface-supplied HW address
+     *
+     * Copies HW address to provided memory, @param addr has to be of correct size see @a get_hwaddr_size
+     *
+     * HW address need not be provided if this interface does not have its own HW
+     * address configuration; stack will choose address from central system
+     * configuration if the function returns false and does not write to addr.
+     *
+     * @param addr HW address for underlying interface
+     * @return     true if HW address is available
+     */
+    virtual bool get_hwaddr(uint8_t *addr) const;
+
+    /**
+     * Set HW address for interface
+     *
+     * Provided address has to be of correct size, see @a get_hwaddr_size
+     *
+     * Called to set the MAC address to actually use - if @a get_hwaddr is provided
+     * the stack would normally use that, but it could be overridden, eg for test
+     * purposes.
+     *
+     * @param addr Address to be set
+     */
+    virtual void set_hwaddr(const uint8_t *addr);
+
+    /**
+     * Sends the packet over the link
+     *
+     * That can not be called from an interrupt context.
+     *
+     * @param buf  Packet to be send
+     * @return     True if the packet was send successfully, False otherwise
+     */
+    virtual bool link_out(emac_mem_buf_t *buf);
+
+    /**
+     * Initializes the HW
+     *
+     * @return True on success, False in case of an error.
+     */
+    virtual bool power_up();
+
+    /**
+     * Deinitializes the HW
+     *
+     */
+    virtual void power_down();
+
+    /**
+     * Sets a callback that needs to be called for packets received for that interface
+     *
+     * @param input_cb Function to be register as a callback
+     */
+    virtual void set_link_input_cb(emac_link_input_cb_t input_cb);
+
+    /**
+     * Sets a callback that needs to be called on link status changes for given interface
+     *
+     * @param state_cb Function to be register as a callback
+     */
+    virtual void set_link_state_cb(emac_link_state_change_cb_t state_cb);
+
+    /** Add device to a multicast group
+     *
+     * @param address  A multicast group hardware address
+     */
+    virtual void add_multicast_group(const uint8_t *address);
+
+    /** Remove device from a multicast group
+     *
+     * @param address  A multicast group hardware address
+     */
+    virtual void remove_multicast_group(const uint8_t *address);
+
+    /** Request reception of all multicast packets
+     *
+     * @param all True to receive all multicasts
+     *            False to receive only multicasts addressed to specified groups
+     */
+    virtual void set_all_multicast(bool all);
+
+    /** Sets memory manager that is used to handle memory buffers
+     *
+     * @param mem_mngr Pointer to memory manager
+     */
+    virtual void set_memory_manager(EMACMemoryManager &mem_mngr);
+
+    emac_link_input_cb_t emac_link_input_cb; /**< Callback for incoming data */
+    emac_link_state_change_cb_t emac_link_state_cb;
+    EMACMemoryManager *memory_manager;
+    
+};
+
+#endif /* WICED_EMAC_H_ */