76 lines
2.1 KiB
C++
76 lines
2.1 KiB
C++
/*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Library General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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* SunliteFirmwareLoader.cpp
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* Load the firmware onto a USBDMX2 device.
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* Copyright (C) 2010 Simon Newton
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*/
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#include "ola/Logging.h"
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#include "plugins/usbdmx/SunliteFirmware.h"
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#include "plugins/usbdmx/SunliteFirmwareLoader.h"
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namespace ola {
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namespace plugin {
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namespace usbdmx {
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/*
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* Load the firmware
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*/
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bool SunliteFirmwareLoader::LoadFirmware() {
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libusb_device_handle *handle;
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if (libusb_open(m_device, &handle)) {
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OLA_WARN << "Failed to open sunlite device";
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return false;
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}
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if (libusb_claim_interface(handle, INTERFACE_NUMBER)) {
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OLA_WARN << "Failed to claim sunlite device.";
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libusb_close(handle);
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return false;
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}
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const struct sunlite_hex_record *record = sunlite_firmware;
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while (record->address != SUNLITE_END_OF_FIRMWARE) {
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int ret = libusb_control_transfer(
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handle,
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UPLOAD_REQUEST_TYPE,
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UPLOAD_REQUEST,
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record->address,
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0,
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(unsigned char*) record->data,
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record->data_size,
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UPLOAD_TIMEOUT);
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if (ret != record->data_size) {
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OLA_WARN << "Sunlite firmware load failed, address: " << record->address
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<< ", ret value was " << ret;
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libusb_release_interface(handle, INTERFACE_NUMBER);
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libusb_close(handle);
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}
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record++;
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}
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libusb_release_interface(handle, INTERFACE_NUMBER);
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libusb_close(handle);
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return true;
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}
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} // usbdmx
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} // plugin
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} // ola
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