Martin Ling fd073e391f Add USB vendor request to read M0 state, and host support for doing so.
This adds a `hackrf_debug [-S|--state]` option, and the necessary
plumbing to libhackrf and the M4 firmware to support it.

The USB API and libhackrf versions are bumped to reflect the changes.
2022-02-13 16:46:12 +00:00

45 lines
1.3 KiB
C

/*
* Copyright 2022 Great Scott Gadgets
*
* This file is part of HackRF.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street,
* Boston, MA 02110-1301, USA.
*/
#include "m0_state.h"
#include <stddef.h>
#include <usb_request.h>
#include <usb_queue.h>
usb_request_status_t usb_vendor_request_get_m0_state(
usb_endpoint_t* const endpoint,
const usb_transfer_stage_t stage
) {
if( stage == USB_TRANSFER_STAGE_SETUP )
{
usb_transfer_schedule_block(
endpoint->in,
(void*) &m0_state,
sizeof(m0_state),
NULL, NULL);
usb_transfer_schedule_ack(endpoint->out);
return USB_REQUEST_STATUS_OK;
} else {
return USB_REQUEST_STATUS_OK;
}
}