hackrf/firmware/hackrf_usb/usb_api_operacake.c
Dominic Spill b701579906 Allow portapack and opera cake to coexist and still enable the PP UI
The side effect of this is to disable GPIO mode for OC, but I2C still
works
Using both addons together is super unlikely
2019-02-01 12:04:40 -07:00

93 lines
3.0 KiB
C

/*
* Copyright 2016 Dominic Spill <dominicgs@gmail.com>
*
* 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_operacake.h"
#include "usb_queue.h"
#include <stddef.h>
#include <operacake.h>
usb_request_status_t usb_vendor_request_operacake_get_boards(
usb_endpoint_t* const endpoint, const usb_transfer_stage_t stage)
{
if (stage == USB_TRANSFER_STAGE_SETUP) {
usb_transfer_schedule_block(endpoint->in, operacake_boards, 8, NULL, NULL);
usb_transfer_schedule_ack(endpoint->out);
}
return USB_REQUEST_STATUS_OK;
}
usb_request_status_t usb_vendor_request_operacake_set_ports(
usb_endpoint_t* const endpoint, const usb_transfer_stage_t stage)
{
uint8_t address, port_a, port_b;
address = endpoint->setup.value & 0xFF;
port_a = endpoint->setup.index & 0xFF;
port_b = (endpoint->setup.index >> 8) & 0xFF;
if (stage == USB_TRANSFER_STAGE_SETUP) {
operacake_set_ports(address, port_a, port_b);
usb_transfer_schedule_ack(endpoint->in);
}
return USB_REQUEST_STATUS_OK;
}
static unsigned char data[MAX_OPERACAKE_RANGES * 5];
usb_request_status_t usb_vendor_request_operacake_set_ranges(
usb_endpoint_t* const endpoint, const usb_transfer_stage_t stage)
{
uint16_t i, freq_min, freq_max, num_ranges = 0;
uint8_t port;
if (stage == USB_TRANSFER_STAGE_SETUP) {
num_ranges = endpoint->setup.length / 5;
if((num_ranges == 0) || (num_ranges > MAX_OPERACAKE_RANGES)) {
return USB_REQUEST_STATUS_STALL;
}
usb_transfer_schedule_block(endpoint->out, &data,
endpoint->setup.length, NULL, NULL);
} else if (stage == USB_TRANSFER_STAGE_DATA) {
for(i=0; i<endpoint->setup.length; i+=5) {
freq_min = data[i] << 8 | data[i+1];
freq_max = data[i+2] << 8 | data[i+3];
port = data[i+4];
operacake_add_range(freq_min, freq_max, port);
}
usb_transfer_schedule_ack(endpoint->in);
}
return USB_REQUEST_STATUS_OK;
}
usb_request_status_t usb_vendor_request_operacake_gpio_test(
usb_endpoint_t* const endpoint, const usb_transfer_stage_t stage)
{
uint16_t test_result;
uint8_t address = endpoint->setup.value & 0xFF;
if (stage == USB_TRANSFER_STAGE_SETUP) {
test_result = gpio_test(address);
endpoint->buffer[0] = test_result & 0xff;
endpoint->buffer[1] = test_result >> 8;
usb_transfer_schedule_block(endpoint->in, &endpoint->buffer, 2, NULL, NULL);
usb_transfer_schedule_ack(endpoint->out);
}
return USB_REQUEST_STATUS_OK;
}