mirror of
https://github.com/portapack-mayhem/mayhem-firmware.git
synced 2024-12-16 13:08:13 +00:00
36e1b9a36e
* implemented 2 screen read functions, and haxfixed windows usb bug * Support up to 64 byte per packet for faster tx * Added filesize command
145 lines
4.0 KiB
C
145 lines
4.0 KiB
C
/*
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* Copyright (C) 2023 Bernd Herzog
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*
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* This file is part of PortaPack.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street,
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* Boston, MA 02110-1301, USA.
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*/
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#include "usb_serial_io.h"
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#include "usb_serial_endpoints.h"
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#pragma GCC diagnostic push
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// external code, so ignore warnings
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#pragma GCC diagnostic ignored "-Wstrict-prototypes"
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#include <common/usb.h>
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#include <common/usb_request.h>
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#include <common/usb_standard_request.h>
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#include <hackrf_usb/usb_device.h>
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#include <hackrf_usb/usb_endpoint.h>
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#pragma GCC diagnostic pop
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#include <usb_request.h>
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#include <string.h>
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SerialUSBDriver SUSBD1;
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void bulk_out_receive(void) {
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int ret;
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do {
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ret = usb_transfer_schedule(
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&usb_endpoint_bulk_out,
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&usb_endpoint_bulk_out.buffer[0],
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32,
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serial_bulk_transfer_complete,
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NULL);
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} while (ret != -1);
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}
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void serial_bulk_transfer_complete(void* user_data, unsigned int bytes_transferred) {
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(void)user_data;
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chSysLockFromIsr();
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for (unsigned int i = 0; i < bytes_transferred; i++) {
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msg_t ret;
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do {
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ret = chIQPutI(&SUSBD1.iqueue, usb_endpoint_bulk_out.buffer[i]);
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if (ret == Q_FULL)
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chThdSleepMilliseconds(1);
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} while (ret == Q_FULL);
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}
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chSysUnlockFromIsr();
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}
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static void onotify(GenericQueue* qp) {
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SerialUSBDriver* sdp = chQGetLink(qp);
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uint8_t buff[64];
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int n = chOQGetFullI(&sdp->oqueue);
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if (n > 64) n = 64; // don't overflow
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if (n > 0) {
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for (int i = 0; i < n; i++) {
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buff[i] = chOQGetI(&sdp->oqueue);
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}
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int ret;
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chSysUnlock();
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do {
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ret = usb_transfer_schedule(
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&usb_endpoint_bulk_in,
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&buff[0],
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n,
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NULL,
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NULL);
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if (ret == -1)
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chThdSleepMilliseconds(1);
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} while (ret == -1);
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chSysLock();
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}
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}
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static size_t write(void* ip, const uint8_t* bp, size_t n) {
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return chOQWriteTimeout(&((SerialUSBDriver*)ip)->oqueue, bp,
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n, TIME_INFINITE);
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}
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static size_t read(void* ip, uint8_t* bp, size_t n) {
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return chIQReadTimeout(&((SerialUSBDriver*)ip)->iqueue, bp,
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n, TIME_INFINITE);
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}
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static msg_t put(void* ip, uint8_t b) {
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return chOQPutTimeout(&((SerialUSBDriver*)ip)->oqueue, b, TIME_INFINITE);
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}
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static msg_t get(void* ip) {
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return chIQGetTimeout(&((SerialUSBDriver*)ip)->iqueue, TIME_INFINITE);
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}
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static msg_t putt(void* ip, uint8_t b, systime_t timeout) {
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return chOQPutTimeout(&((SerialUSBDriver*)ip)->oqueue, b, timeout);
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}
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static msg_t gett(void* ip, systime_t timeout) {
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return chIQGetTimeout(&((SerialUSBDriver*)ip)->iqueue, timeout);
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}
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static size_t writet(void* ip, const uint8_t* bp, size_t n, systime_t time) {
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return chOQWriteTimeout(&((SerialUSBDriver*)ip)->oqueue, bp, n, time);
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}
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static size_t readt(void* ip, uint8_t* bp, size_t n, systime_t time) {
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return chIQReadTimeout(&((SerialUSBDriver*)ip)->iqueue, bp, n, time);
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}
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static const struct SerialUSBDriverVMT vmt = {
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write, read, put, get,
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putt, gett, writet, readt};
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void init_serial_usb_driver(SerialUSBDriver* sdp) {
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sdp->vmt = &vmt;
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chIQInit(&sdp->iqueue, sdp->ib, SERIAL_BUFFERS_SIZE, NULL, sdp);
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chOQInit(&sdp->oqueue, sdp->ob, SERIAL_BUFFERS_SIZE, onotify, sdp);
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}
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