7f78b6760f
Makes the lib a runtime only dependency Signed-off-by: Thomas Ingleby <thomas.ingleby@intel.com> Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
71 lines
2.4 KiB
C
71 lines
2.4 KiB
C
/*
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* Author: Henry Bruce <henry.bruce@intel.com>
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* Copyright (c) 2015 Intel Corporation.
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#include <stdlib.h>
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#include <string.h>
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#include "mraa_internal.h"
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#ifdef FTDI4222
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#include "usb/ftdi_ft4222.h"
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#endif
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mraa_platform_t
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mraa_usb_platform_extender(mraa_board_t* board)
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{
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mraa_board_t* sub_plat = NULL;
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mraa_platform_t platform_type = MRAA_UNKNOWN_PLATFORM;
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#ifdef FTDI4222
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libft4222_lib = dlopen("libft4222.so", RTLD_LAZY);
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if (!libft4222_lib) {
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syslog(LOG_WARNING, "libft4222.so not found, skipping");
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} else {
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if (mraa_ftdi_ft4222_init() == MRAA_SUCCESS) {
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unsigned int versionChip, versionLib;
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if (mraa_ftdi_ft4222_get_version(&versionChip, &versionLib) == MRAA_SUCCESS) {
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// TODO: Add ft4222 version checks
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platform_type = MRAA_FTDI_FT4222;
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}
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}
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}
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#endif
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switch (platform_type) {
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#ifdef FTDI4222
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case MRAA_FTDI_FT4222:
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sub_plat = mraa_ftdi_ft4222();
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break;
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#endif
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default:
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// this is not an error but more that we didn't find a USB platform extender we recognise
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syslog(LOG_DEBUG, "Unknown USB Platform Extender, currently not supported by MRAA");
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}
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if (sub_plat != NULL) {
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sub_plat->platform_type = platform_type;
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board->sub_platform = sub_plat;
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}
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return platform_type;
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}
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