mirror of
https://github.com/eliboa/TegraRcmGUI.git
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66 lines
2.4 KiB
C
66 lines
2.4 KiB
C
/*
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* Copyright (c) 2011, NVIDIA CORPORATION
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of NVIDIA CORPORATION nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef USB_H
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#define USB_H
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#include <stdbool.h>
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#include <libusb.h>
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#if defined(LIBUSBX_API_VERSION) && (LIBUSBX_API_VERSION >= 0x01000102)
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#define HAVE_USB_PORT_MATCH
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#define PORT_MATCH_MAX_PORTS 7
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#endif
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#define USB_VENID_NVIDIA 0x955
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#define USB_DEVID_NVIDIA_TEGRA20 0x20
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#define USB_DEVID_NVIDIA_TEGRA30 0x30
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#define USB_DEVID_NVIDIA_TEGRA114 0x35
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#define USB_DEVID_NVIDIA_TEGRA124 0x40
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typedef struct {
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libusb_device_handle *handle;
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uint8_t iface_num;
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uint8_t endpt_in;
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uint8_t endpt_out;
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int initialized;
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} usb_device_t;
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usb_device_t *usb_open(uint16_t venid, uint16_t *devid
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#ifdef HAVE_USB_PORT_MATCH
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,
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bool *match_port, uint8_t *match_bus, uint8_t *match_ports,
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int *match_ports_len
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#endif
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);
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void usb_close(usb_device_t *usb);
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int usb_write(usb_device_t *usb, uint8_t *buf, int len);
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int usb_read(usb_device_t *usb, uint8_t *buf, int len, int *actual_len);
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#endif // USB_H
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