df088c39f0
Verge Aero has submitted the SGA Anthony Merlino has submitted the SGA Gregory Nutt has submitted the SGA Sebastien Lorquet has submitted the ICLA as a result we can migrate the licenses to Apache. Signed-off-by: Alin Jerpelea <alin.jerpelea@sony.com>
235 lines
9.0 KiB
C
235 lines
9.0 KiB
C
/****************************************************************************
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* drivers/wireless/ieee802154/xbee/xbee_mac.h
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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#ifndef __DRIVERS_WIRELESS_IEEE802154_XBEE_MAC_H
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#define __DRIVERS_WIRELESS_IEEE802154_XBEE_MAC_H
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#include <stdint.h>
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#include <stdbool.h>
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#include <nuttx/wqueue.h>
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#include <nuttx/spi/spi.h>
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#include <nuttx/wireless/ieee802154/xbee.h>
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#include <nuttx/wireless/ieee802154/ieee802154_mac.h>
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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/****************************************************************************
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* Public Types
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****************************************************************************/
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/* Callback operations to notify the next highest layer of various
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* asynchronous events, usually triggered by some previous request or
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* response invoked by the upper layer.
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*/
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struct xbee_maccb_s
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{
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FAR struct xbee_maccb_s *flink; /* Implements a singly linked list */
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uint8_t prio; /* RX frame callback priority */
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/* Callback for various MLME or MCPS service events. Return value
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* represents whether the callback accepts the primitive. >= 0 means the
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* callback has accepted the primitive and is responsible for calling
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* ieee802154_primitive_free(). In the case of DATA.indication primitive,
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* only one callback can accept the frame. The callbacks are stored in
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* order of receiver priority defined by the 'prio' field above. All other
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* notifications are offered to all callbacks and all can accept and free
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* separately since the primitive will not be freed until the nclients
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* count reaches 0.
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*/
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CODE int (*notify)(FAR struct xbee_maccb_s *maccb,
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FAR struct ieee802154_primitive_s *primitive);
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};
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/****************************************************************************
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* Public Data
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****************************************************************************/
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/****************************************************************************
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* Inline Functions
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****************************************************************************/
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/****************************************************************************
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* Public Function Prototypes
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****************************************************************************/
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/****************************************************************************
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* Name: xbee_bind
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*
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* Description:
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* Bind the XBee callback table to the MAC state.
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*
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* Input Parameters:
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* xbee - Reference to the XBee driver state structure
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* cb - XBee callback operations
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*
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* Returned Value:
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* OK on success; Negated errno on failure.
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*
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****************************************************************************/
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int xbee_bind(XBEEHANDLE xbee, FAR struct xbee_maccb_s *cb);
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/****************************************************************************
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* Name: xbee_ioctl
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*
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* Description:
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* Handle MAC and radio IOCTL commands directed to the XBee device.
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*
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* Input Parameters:
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* mac - Reference to the Xbee driver state structure
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* cmd - The IOCTL command
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* arg - The argument for the IOCTL command
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*
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* Returned Value:
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* OK on success; Negated errno on failure.
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*
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****************************************************************************/
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int xbee_ioctl(XBEEHANDLE xbee, int cmd, unsigned long arg);
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/****************************************************************************
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* MAC Interface Operations
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****************************************************************************/
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/****************************************************************************
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* Name: xbee_get_mhrlen
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*
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* Description:
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* Calculate the MAC header length given the frame meta-data. For the
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* XBee, we use the header to store the entire API frame for the TX
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* request. The size we need is fixed based on the address mode we are
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* using as it changes which API frame we need to issue.
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*
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****************************************************************************/
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int xbee_get_mhrlen(XBEEHANDLE xbee,
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FAR const struct ieee802154_frame_meta_s *meta);
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/****************************************************************************
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* Name: xbee_req_data
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*
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* Description:
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* The MCPS-DATA.request primitive requests the transfer of a data SPDU
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* (i.e., MSDU) from a local SSCS entity to a single peer SSCS entity.
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* Confirmation is returned via the
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* struct xbee_maccb_s->conf_data callback.
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*
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****************************************************************************/
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int xbee_req_data(XBEEHANDLE xbee,
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FAR const struct ieee802154_frame_meta_s *meta,
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FAR struct iob_s *frame);
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/****************************************************************************
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* Name: xbee_req_get
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*
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* Description:
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* The MLME-GET.request primitive requests information about a given PIB
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* attribute.
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*
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* NOTE: The standard specifies that the attribute value should be returned
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* via the asynchronous MLME-GET.confirm primitive. However, in our
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* implementation, we synchronously return the value immediately.Therefore,
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* we merge the functionality of the MLME-GET.request and MLME-GET.confirm
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* primitives together.
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*
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****************************************************************************/
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int xbee_req_get(XBEEHANDLE xbee, enum ieee802154_attr_e attr,
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FAR union ieee802154_attr_u *attrval);
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/****************************************************************************
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* Name: xbee_req_set
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*
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* Description:
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* The MLME-SET.request primitive attempts to write the given value to the
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* indicated MAC PIB attribute.
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*
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* NOTE:
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* The standard specifies that confirmation should be indicated via the
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* asynchronous MLME-SET.confirm primitive. However, in our implementation
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* we synchronously return the status from the request. Therefore, we do
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* merge the functionality of the MLME-SET.request and MLME-SET.confirm
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* primitives together.
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*
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****************************************************************************/
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int xbee_req_set(XBEEHANDLE xbee, enum ieee802154_attr_e attr,
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FAR const union ieee802154_attr_u *attrval);
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/****************************************************************************
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* Name: xbee_req_start
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*
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* Description:
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* The MLME-START.request primitive makes a request for the device to start
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* acting as a coordinator. The XBee modules do not support beacon-enabled
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* networking!
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*
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****************************************************************************/
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int xbee_req_start(XBEEHANDLE xbee, FAR struct ieee802154_start_req_s *req);
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/****************************************************************************
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* Name: xbee_req_associate
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*
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* Description:
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* The MLME-ASSOCIATE.request primitive allows a device to request an
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* association with a coordinator.
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*
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* On receipt of the MLME-ASSOCIATE.request primitive, the MLME of an
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* unassociated device first updates the appropriate PHY and MAC PIB
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* attributes, as described in 5.1.3.1, and then generates an association
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* request command, as defined in 5.3.1 [1] pg.80
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*
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****************************************************************************/
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int xbee_req_associate(XBEEHANDLE xbee,
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FAR struct ieee802154_assoc_req_s *req);
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/****************************************************************************
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* Name: xbee_req_reset
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*
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* Description:
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* The MLME-RESET.request primitive allows the next higher layer to request
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* that the MLME performs a reset operation.
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*
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* Input Parameters:
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* xbee - Handle to the XBee instance
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* resetattr - Whether or not to reset the MAC PIB attributes to
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* defaults
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*
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****************************************************************************/
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int xbee_req_reset(XBEEHANDLE xbee, bool resetattr);
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#endif /* __DRIVERS_WIRELESS_IEEE802154_XBEE_MAC_H */
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