1 /* $NetBSD: init_stlc2500.c,v 1.3 2010/03/09 02:01:51 kiyohara 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_stlc2500.c,v 1.3 2010/03/09 02:01:51 kiyohara Exp $");
35
36 #include <bluetooth.h>
37 #include <err.h>
38 #include <errno.h>
39 #include <fcntl.h>
40 #include <stdlib.h>
41 #include <termios.h>
42 #include <unistd.h>
43
44 #include "btattach.h"
45
46 #define HCI_CMD_ERICSSON_READ_REVISION_INFO \
47 HCI_OPCODE(HCI_OGF_VENDOR, 0x00f)
48
49 #define HCI_CMD_ST_STORE_IN_NVDS \
50 HCI_OPCODE(HCI_OGF_VENDOR, 0x022)
51
52 typedef struct {
53 uint8_t d0; /* ? */
54 uint8_t d1; /* ? */
55 bdaddr_t bdaddr;
56 } __attribute__ ((__packed__)) hci_store_in_nvds_cp;
57
58 static const char *default_bdaddr = "00:80:e1:00:ab:ba";
59
60 #define HCI_CMD_ST_LOAD_FIRMWARE \
61 HCI_OPCODE(HCI_OGF_VENDOR, 0x02e)
62
63 static int
firmload_stlc2500(int fd,uint16_t revision,const char * ext)64 firmload_stlc2500(int fd, uint16_t revision, const char *ext)
65 {
66 uint8_t buf[0x100], seq;
67 char *name;
68 ssize_t n;
69 int ff;
70
71 /* we should look up hw.firmware.path and search for the file */
72
73 asprintf(&name, "STLC2500_R%d_%02d_%s", (revision & 0xff), (revision >> 8), ext);
74 ff = open(name, O_RDONLY, 0);
75 if (ff < 0) {
76 if (errno != ENOENT)
77 err(EXIT_FAILURE, "%s", name);
78
79 free(name);
80 return -1;
81 }
82
83 for (seq = 0;; seq++) {
84 n = read(ff, buf + 1, sizeof(buf) - 1);
85 if (n < 0)
86 err(EXIT_FAILURE, "%s", name);
87
88 if (n == 0)
89 break;
90
91 buf[0] = seq;
92 uart_send_cmd(fd, HCI_CMD_ST_LOAD_FIRMWARE, buf, (size_t)(n + 1));
93 n = uart_recv_cc(fd, HCI_CMD_ST_LOAD_FIRMWARE, buf, 1);
94 /* command complete ok? */
95
96 if (n != 1 || buf[0] != seq)
97 err(EXIT_FAILURE, "sequence mismatch");
98 }
99
100 close(ff);
101 free(name);
102 return 0;
103 }
104
105 void
init_stlc2500(int fd,unsigned int speed)106 init_stlc2500(int fd, unsigned int speed)
107 {
108 hci_read_local_ver_rp rp;
109 hci_store_in_nvds_cp cp;
110 struct termios tio;
111 int n;
112
113 /* STLC2500 has an ericsson core */
114 init_ericsson(fd, speed);
115
116 if (tcgetattr(fd, &tio) != 0 ||
117 cfsetspeed(&tio, speed) != 0 ||
118 tcsetattr(fd, TCSANOW, &tio) != 0)
119 err(EXIT_FAILURE, "can't change baud rate");
120
121 uart_send_cmd(fd, HCI_CMD_READ_LOCAL_VER, NULL, 0);
122 n = uart_recv_cc(fd, HCI_CMD_READ_LOCAL_VER, &rp, sizeof(rp));
123 if (n != sizeof(rp) || rp.status != 0x00)
124 errx(EXIT_FAILURE, "read local version command failed");
125
126 if (firmload_stlc2500(fd, rp.hci_revision, "ptc") < 0)
127 warn("no ROM patch file");
128
129 if (firmload_stlc2500(fd, rp.hci_revision, "ssf") < 0)
130 warn("no static settings file");
131
132 cp.d0 = 0xfe; /* ? */
133 cp.d1 = 0x06; /* ? */
134 bt_aton(default_bdaddr, &cp.bdaddr);
135
136 uart_send_cmd(fd, HCI_CMD_ST_STORE_IN_NVDS, &cp, sizeof(cp));
137 uart_recv_cc(fd, HCI_CMD_ST_STORE_IN_NVDS, NULL, 0);
138 /* command complete ok? */
139 /* assume it succeeded? */
140
141 uart_send_cmd(fd, HCI_CMD_RESET, NULL, 0);
142 uart_recv_cc(fd, HCI_CMD_RESET, NULL, 0);
143 /* assume it succeeded? */
144 }
145