NetBSD/usr.sbin/btattach/init_st.c

69 lines
2.3 KiB
C

/* $NetBSD: init_st.c,v 1.1 2008/04/15 11:17:48 plunky Exp $ */
/*-
* Copyright (c) 2008 Iain Hibbert
* All rights reserved.
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 THE AUTHOR 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.
*/
/*
* init information in this file gleaned from hciattach(8)
* command from BlueZ for Linux - see http://www.bluez.org/
*/
#include <sys/cdefs.h>
__RCSID("$NetBSD: init_st.c,v 1.1 2008/04/15 11:17:48 plunky Exp $");
#include <bluetooth.h>
#include <err.h>
#include <errno.h>
#include <stdlib.h>
#include <termios.h>
#include "btattach.h"
#define HCI_CMD_ST_SET_UART_BAUD_RATE \
HCI_OPCODE(HCI_OGF_VENDOR, 0x046)
void
init_st(int fd, unsigned int speed)
{
uint8_t rate;
switch(speed) {
case B9600: rate = 0x09; break;
case B19200: rate = 0x0b; break;
case B38400: rate = 0x0d; break;
case B57600: rate = 0x0e; break;
case B115200: rate = 0x10; break;
case B230400: rate = 0x12; break;
case B460800: rate = 0x13; break;
case B921600: rate = 0x14; break;
default:
errx(EXIT_FAILURE, "invalid speed for st: %d\n", speed);
}
uart_send_cmd(fd, HCI_CMD_ST_SET_UART_BAUD_RATE, &rate, sizeof(rate));
/* wait for response? */
/* assume it succeeded? */
}