1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
|
/*
* Author: Henry Bruce <henry.bruce@intel.com>
* Copyright (c) 2015 Intel Corporation.
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#include <stdlib.h>
#include <string.h>
#include "mraa_internal.h"
#ifdef FTDI4222
#include "usb/ftdi_ft4222.h"
#endif
mraa_platform_t
mraa_usb_platform_extender(mraa_board_t* board)
{
mraa_board_t* sub_plat = NULL;
mraa_platform_t platform_type = MRAA_UNKNOWN_PLATFORM;
#ifdef FTDI4222
libft4222_lib = dlopen("libft4222.so", RTLD_LAZY);
if (!libft4222_lib) {
syslog(LOG_WARNING, "libft4222.so not found, skipping");
} else {
if (mraa_ftdi_ft4222_init() == MRAA_SUCCESS) {
unsigned int versionChip, versionLib;
if (mraa_ftdi_ft4222_get_version(&versionChip, &versionLib) == MRAA_SUCCESS) {
// TODO: Add ft4222 version checks
platform_type = MRAA_FTDI_FT4222;
}
}
}
#endif
switch (platform_type) {
#ifdef FTDI4222
case MRAA_FTDI_FT4222:
sub_plat = mraa_ftdi_ft4222();
break;
#endif
default:
// this is not an error but more that we didn't find a USB platform extender we recognise
syslog(LOG_DEBUG, "Unknown USB Platform Extender, currently not supported by MRAA");
}
if (sub_plat != NULL) {
sub_plat->platform_type = platform_type;
board->sub_platform = sub_plat;
}
return platform_type;
}
|