hackrf

/*
 * Copyright 2012-2022 Great Scott Gadgets <info@greatscottgadgets.com>
 * Copyright 2012 Jared Boone
 * Copyright 2013 Benjamin Vernoux
 *
 * 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 "usb_api_praline.h"

#include <clock_io.h>
#include <platform_detect.h>
#include <rf_path.h>
#include <usb_queue.h>
#include <usb_request.h>
#include <usb_type.h>
#if !defined(DFU_MODE) && !defined(RAM_MODE)
	#include <fpga.h>
#endif

usb_request_status_t usb_vendor_request_p1_ctrl(
	usb_endpoint_t* const endpoint,
	const usb_transfer_stage_t stage)
{
	if (detected_platform() != BOARD_ID_PRALINE) {
		return USB_REQUEST_STATUS_STALL;
	}

	if (stage == USB_TRANSFER_STAGE_SETUP) {
		p1_ctrl_set(endpoint->setup.value);
		usb_transfer_schedule_ack(endpoint->in);
	}
	return USB_REQUEST_STATUS_OK;
}

usb_request_status_t usb_vendor_request_p2_ctrl(
	usb_endpoint_t* const endpoint,
	const usb_transfer_stage_t stage)
{
	if (detected_platform() != BOARD_ID_PRALINE) {
		return USB_REQUEST_STATUS_STALL;
	}

	if (stage == USB_TRANSFER_STAGE_SETUP) {
		p2_ctrl_set(endpoint->setup.value);
		usb_transfer_schedule_ack(endpoint->in);
	}
	return USB_REQUEST_STATUS_OK;
}

usb_request_status_t usb_vendor_request_clkin_ctrl(
	usb_endpoint_t* const endpoint,
	const usb_transfer_stage_t stage)
{
	if (detected_platform() != BOARD_ID_PRALINE) {
		return USB_REQUEST_STATUS_STALL;
	}

	if (stage == USB_TRANSFER_STAGE_SETUP) {
		clkin_ctrl_set(endpoint->setup.value & 1);
		usb_transfer_schedule_ack(endpoint->in);
	}
	return USB_REQUEST_STATUS_OK;
}

usb_request_status_t usb_vendor_request_set_narrowband_filter(
	usb_endpoint_t* const endpoint,
	const usb_transfer_stage_t stage)
{
	if (detected_platform() != BOARD_ID_PRALINE) {
		return USB_REQUEST_STATUS_STALL;
	}

	if (stage == USB_TRANSFER_STAGE_SETUP) {
		narrowband_filter_set(endpoint->setup.value);
		usb_transfer_schedule_ack(endpoint->in);
	}
	return USB_REQUEST_STATUS_OK;
}

usb_request_status_t usb_vendor_request_set_fpga_bitstream(
	usb_endpoint_t* const endpoint,
	const usb_transfer_stage_t stage)
{
#if defined(DFU_MODE) || defined(RAM_MODE)
	(void) endpoint;
	(void) stage;
	return USB_REQUEST_STATUS_STALL;
#else
	extern struct fpga_loader_t fpga_loader;

	if (detected_platform() != BOARD_ID_PRALINE) {
		return USB_REQUEST_STATUS_STALL;
	}

	if (stage == USB_TRANSFER_STAGE_SETUP) {
		if (!fpga_image_load(&fpga_loader, endpoint->setup.value)) {
			return USB_REQUEST_STATUS_STALL;
		}
		usb_transfer_schedule_ack(endpoint->in);
	}
	return USB_REQUEST_STATUS_OK;
#endif
}