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Use vendor request to start scan mode

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This commit is contained in:
Dominic Spill
2016-07-21 18:53:49 +01:00
committed by Mike Walters
parent 9f2d6cdbea
commit 2e17b7e884
4 changed files with 94 additions and 11 deletions
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1
firmware/hackrf_usb/CMakeLists.txt
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@ -42,6 +42,7 @@ set(SRC_M4
usb_api_register.c
usb_api_spiflash.c
usb_api_transceiver.c
usb_api_scan.c
"${PATH_HACKRF_FIRMWARE_COMMON}/usb_queue.c"
"${PATH_HACKRF_FIRMWARE_COMMON}/fault_handler.c"
"${PATH_HACKRF_FIRMWARE_COMMON}/cpld_jtag.c"

15
firmware/hackrf_usb/hackrf_usb.c
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@ -42,6 +42,7 @@
#include "usb_api_cpld.h"
#include "usb_api_register.h"
#include "usb_api_spiflash.h"
#include "usb_api_scan.h"
#include "usb_api_transceiver.h"
#include "sgpio_isr.h"
@ -142,6 +143,7 @@ static const usb_request_handler_fn vendor_request_handler[] = {
#endif
usb_vendor_request_set_freq_explicit,
usb_vendor_request_read_wcid, // USB_WCID_VENDOR_REQ
usb_vendor_request_init_scan,
};
static const uint32_t vendor_request_handler_count =
@ -241,13 +243,8 @@ int main(void) {
rf_path_init(&rf_path);
unsigned int phase = 0;
unsigned int blocks_queued = 0;
const uint64_t scan_freq_min = 100000000;
const uint64_t scan_freq_max = 6000000000;
const uint64_t scan_freq_step = 20000000;
uint64_t scan_freq = scan_freq_min;
set_freq(scan_freq);
while(true) {
// Check whether we need to initiate a CPLD update
if (start_cpld_update)
@ -286,11 +283,7 @@ int main(void) {
}
if (blocks_queued > 2) {
scan_freq += scan_freq_step;
if (scan_freq > scan_freq_max) {
scan_freq = scan_freq_min;
}
set_freq(scan_freq);
scan_callback();
blocks_queued = 0;
}
}

53
firmware/hackrf_usb/usb_api_scan.c Normal file
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@ -0,0 +1,53 @@
/*
* Copyright 2016 Mike Walters, Dominic Spill
*
* 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_scan.h"
#include "usb_queue.h"
#include <stddef.h>
//#include <hackrf_core.h>
#include "tuning.h"
volatile bool scan_mode = false;
static uint64_t scan_freq;
static uint64_t scan_freq_min;
static uint64_t scan_freq_max;
static uint64_t scan_freq_step;
usb_request_status_t usb_vendor_request_init_scan(
usb_endpoint_t* const endpoint, const usb_transfer_stage_t stage)
{
if (stage == USB_TRANSFER_STAGE_SETUP) {
// DGS set scan frequencies here
scan_freq = scan_freq_min;
set_freq(scan_freq);
scan_mode = true;
usb_transfer_schedule_ack(endpoint->in);
}
return USB_REQUEST_STATUS_OK;
}
void scan_callback(void) {
scan_freq += scan_freq_step;
if (scan_freq > scan_freq_max) {
scan_freq = scan_freq_min;
}
set_freq(scan_freq);
}

36
firmware/hackrf_usb/usb_api_scan.h Normal file
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@ -0,0 +1,36 @@
/*
* Copyright 2016 Mike Walters, Dominic Spill
*
* 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.
*/
#ifndef __USB_API_SCAN_H__
#define __USB_API_SCAN_H__
#include <stdbool.h>
#include <usb_type.h>
#include <usb_request.h>
extern volatile bool scan_mode;
usb_request_status_t usb_vendor_request_init_scan(
usb_endpoint_t* const endpoint, const usb_transfer_stage_t stage);
void scan_callback(void);
#endif /* __USB_API_SPCAN_H__ */