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      1 /*	$NetBSD: init_bgb2xx.c,v 1.1 2008/04/15 11:17:48 plunky Exp $	*/
      2 
      3 /*-
      4  * Copyright (c) 2008 Iain Hibbert
      5  * All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  *
     16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     17  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     18  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     19  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     20  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     21  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     22  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     23  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     24  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     25  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     26  */
     27 
     28 /*
     29  * init information in this file gleaned from hciattach(8)
     30  * command from BlueZ for Linux - see http://www.bluez.org/
     31  */
     32 
     33 #include <sys/cdefs.h>
     34 __RCSID("$NetBSD: init_bgb2xx.c,v 1.1 2008/04/15 11:17:48 plunky Exp $");
     35 
     36 #include <bluetooth.h>
     37 #include <errno.h>
     38 #include <stdlib.h>
     39 #include <termios.h>
     40 
     41 #include "btattach.h"
     42 
     43 #define HCI_CMD_ERICSSON_READ_REVISION_INFORMATION	\
     44 	HCI_OPCODE(HCI_OGF_VENDOR, 0x00f)
     45 
     46 #define HCI_CMD_ST_STORE_IN_NVDS			\
     47 	HCI_OPCODE(HCI_OGF_VENDOR, 0x022)
     48 
     49 typedef struct {
     50 	uint8_t		d0;	/* ? */
     51 	uint8_t		d1;	/* ? */
     52 	bdaddr_t	bdaddr;
     53 } __attribute__ ((__packed__)) hci_store_in_nvds_cp;
     54 
     55 static const char *default_bdaddr = "bd:b2:10:00:ab:ba";
     56 
     57 void
     58 init_bgb2xx(int fd, unsigned int speed)
     59 {
     60 	hci_store_in_nvds_cp cp;
     61 
     62 	/* bluez also reads revision information from device */
     63 
     64 	/* don't seem to be able to set the speed */
     65 
     66 	cp.d0 = 0xfe;
     67 	cp.d1 = 0x06;
     68 	bt_aton(default_bdaddr, &cp.bdaddr);
     69 
     70 	uart_send_cmd(fd, HCI_CMD_ST_STORE_IN_NVDS, &cp, sizeof(cp));
     71 	uart_recv_cc(fd, HCI_CMD_ST_STORE_IN_NVDS, NULL, 0);
     72 	/* assume it succeeded? */
     73 
     74 	uart_send_cmd(fd, HCI_CMD_RESET, NULL, 0);
     75 	uart_recv_cc(fd, HCI_CMD_RESET, NULL, 0);
     76 	/* assume it succeeded? */
     77 }
     78