NetBSD/usr.sbin/btattach/init_stlc2500.c

145 lines
4.1 KiB
C

/* $NetBSD: init_stlc2500.c,v 1.2 2009/12/06 12:31:07 kiyohara 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_stlc2500.c,v 1.2 2009/12/06 12:31:07 kiyohara Exp $");
#include <bluetooth.h>
#include <err.h>
#include <errno.h>
#include <fcntl.h>
#include <stdlib.h>
#include <termios.h>
#include <unistd.h>
#include "btattach.h"
#define HCI_CMD_ERICSSON_READ_REVISION_INFO \
HCI_OPCODE(HCI_OGF_VENDOR, 0x00f)
#define HCI_CMD_ST_STORE_IN_NVDS \
HCI_OPCODE(HCI_OGF_VENDOR, 0x022)
typedef struct {
uint8_t d0; /* ? */
uint8_t d1; /* ? */
bdaddr_t bdaddr;
} __attribute__ ((__packed__)) hci_store_in_nvds_cp;
static const char *default_bdaddr = "00:80:e1:00:ab:ba";
#define HCI_CMD_ST_LOAD_FIRMWARE \
HCI_OPCODE(HCI_OGF_VENDOR, 0x02e)
static int
firmload_stlc2500(int fd, uint16_t revision, const char *ext)
{
uint8_t buf[0x100], seq;
char *name;
ssize_t n;
int ff;
/* we should look up hw.firmware.path and search for the file */
asprintf(&name, "STLC2500_R%d_%02d_%s", (revision & 0xff), (revision >> 8), ext);
ff = open(name, O_RDONLY, 0);
if (ff < 0) {
if (errno != ENOENT)
err(EXIT_FAILURE, "%s", name);
free(name);
return -1;
}
for (seq = 0;; seq++) {
n = read(ff, buf + 1, sizeof(buf) - 1);
if (n < 0)
err(EXIT_FAILURE, "%s", name);
if (n == 0)
break;
buf[0] = seq;
uart_send_cmd(fd, HCI_CMD_ST_LOAD_FIRMWARE, buf, (size_t)(n + 1));
n = uart_recv_cc(fd, HCI_CMD_ST_LOAD_FIRMWARE, buf, 1);
/* command complete ok? */
if (n != 1 || buf[0] != seq)
err(EXIT_FAILURE, "sequence mismatch");
}
close(ff);
free(name);
return 0;
}
void
init_stlc2500(int fd, unsigned int speed)
{
hci_read_local_ver_rp rp;
hci_store_in_nvds_cp cp;
struct termios tio;
int n;
/* STLC2500 has an ericsson core */
init_ericsson(fd, speed);
if (tcgetattr(fd, &tio) != 0 ||
cfsetspeed(&tio, speed) != 0 ||
tcsetattr(fd, TCSANOW, &tio) != 0)
err(EXIT_FAILURE, "can't change baud rate");
uart_send_cmd(fd, HCI_CMD_READ_LOCAL_VER, NULL, 0);
n = uart_recv_cc(fd, HCI_CMD_READ_LOCAL_VER, &rp, sizeof(rp));
if (n != sizeof(rp) || rp.status != 0x00)
errx(EXIT_FAILURE, "read local version command failed");
if (firmload_stlc2500(fd, rp.hci_revision, "ptc") < 0)
warn("no ROM patch file");
if (firmload_stlc2500(fd, rp.hci_revision, "ssf") < 0)
warn("no static settings file");
cp.d0 = 0xfe; /* ? */
cp.d1 = 0x06; /* ? */
bt_aton(default_bdaddr, &cp.bdaddr);
uart_send_cmd(fd, HCI_CMD_ST_STORE_IN_NVDS, &cp, sizeof(cp));
uart_recv_cc(fd, HCI_CMD_ST_STORE_IN_NVDS, NULL, 0);
/* command complete ok? */
/* assume it succeeded? */
uart_send_cmd(fd, HCI_CMD_RESET, NULL, 0);
uart_recv_cc(fd, HCI_CMD_RESET, NULL, 0);
/* assume it succeeded? */
}