btstack/chipset/em9301/bt_control_em9301.c
2015-10-31 19:33:49 +01:00

84 lines
3.1 KiB
C

/*
* Copyright (C) 2014 BlueKitchen GmbH
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the copyright holders nor the names of
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
* 4. Any redistribution, use, or modification is done solely for
* personal benefit and not for any commercial purpose or for
* monetary gain.
*
* THIS SOFTWARE IS PROVIDED BY BLUEKITCHEN GMBH AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL MATTHIAS
* RINGWALD OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
* THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* Please inquire about commercial licensing options at
* contact@bluekitchen-gmbh.com
*
*/
/*
* bt_control_em9301.c
*
* Adapter to use em9301-based chipsets with BTstack
*
* Allows to set public BD ADDR
*/
#include "btstack-config.h"
#include "bt_control_em9301.h"
#include <stddef.h> /* NULL */
#include <stdio.h>
#include <string.h> /* memcpy */
#include "hci.h"
// should go to some common place
#define OPCODE(ogf, ocf) (ocf | ogf << 10)
static int em9301_set_bd_addr_cmd(void * config, bd_addr_t addr, uint8_t *hci_cmd_buffer){
bt_store_16(hci_cmd_buffer, 0, OPCODE(OGF_VENDOR, 0x02));
hci_cmd_buffer[2] = 0x06;
bt_flip_addr(&hci_cmd_buffer[3], addr);
return 0;
}
// MARK: const structs
static const bt_control_t bt_control_em9301 = {
NULL, // on
NULL, // off
NULL, // sleep
NULL, // wake
NULL, // valid
NULL, // name
NULL, // baudrate_cmd
NULL, // next_cmd
NULL, // register_for_power_notifications
NULL, // hw_error
em9301_set_bd_addr_cmd, // set_bd_addr_cmd
};
// MARK: public API
bt_control_t *bt_control_em9301_instance(void){
return (bt_control_t*) &bt_control_em9301;
}