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fixed usb serial not working after reconnect (#2196)

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* fixed usb serial not working after reconnect

* added restart for sd over usb disconnect

* improved usb serial fix

* fixed formatting
This commit is contained in:
Bernd Herzog 2024-07-17 11:17:42 +02:00 committed by GitHub
parent 048359fb0e
commit 19eb6b44d5
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GPG Key ID: B5690EEEBB952194
6 changed files with 25 additions and 5 deletions
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1
firmware/application/usb_serial.cpp
View File

@ -49,6 +49,7 @@ void USBSerial::on_channel_opened() {
}
void USBSerial::on_channel_closed() {
reset_transfer_queues();
connected = false;
}

8
firmware/application/usb_serial_cdc.c
View File

@ -42,6 +42,10 @@ CH_IRQ_HANDLER(USB0_IRQHandler) {
chSysUnlockFromIsr();
}
if (status & USB0_USBSTS_D_SLI) {
on_channel_closed();
}
CH_IRQ_EPILOGUE();
}
@ -131,11 +135,7 @@ usb_request_status_t usb_get_line_coding_request(usb_endpoint_t* const endpoint,
}
usb_request_status_t usb_set_control_line_state_request(usb_endpoint_t* const endpoint, const usb_transfer_stage_t stage) {
if (stage == USB_TRANSFER_STAGE_SETUP) {
// if (endpoint->setup.value == 3) {
on_channel_opened();
//} else {
// on_channel_closed();
//}
usb_transfer_schedule_ack(endpoint->in);
}

8
firmware/application/usb_serial_host_to_device.cpp
View File

@ -54,6 +54,14 @@ void init_host_to_device() {
thread_usb_event = chThdSelf();
}
void reset_transfer_queues() {
while (usb_bulk_buffer_queue.empty() == false)
usb_bulk_buffer_queue.pop();
while (usb_bulk_buffer_spare.empty() == false)
usb_bulk_buffer_spare.pop();
}
void schedule_host_to_device_transfer() {
if (usb_bulk_buffer_queue.size() >= 8)
return;

1
firmware/application/usb_serial_host_to_device.hpp
View File

@ -27,6 +27,7 @@
#define USB_BULK_BUFFER_SIZE 64
void init_host_to_device();
void reset_transfer_queues();
void serial_bulk_transfer_complete(void* user_data, unsigned int bytes_transferred);
void schedule_host_to_device_transfer();
void complete_host_to_device_transfer();

10
firmware/baseband/sd_over_usb/proc_sd_over_usb.cpp
View File

@ -22,13 +22,23 @@
#include "ch.h"
#include "hal.h"
#include <libopencm3/lpc43xx/usb.h>
extern "C" {
void start_usb(void);
void irq_usb(void);
void usb_transfer(void);
extern volatile bool scsi_running;
CH_IRQ_HANDLER(Vector60) {
const uint32_t status = USB0_USBSTS_D & USB0_USBINTR_D;
if (status & USB0_USBSTS_D_SLI) {
// USB reset received.
if (scsi_running) {
LPC_RGU->RESET_CTRL[0] = (1 << 0);
}
}
irq_usb();
}
}

2
firmware/baseband/sd_over_usb/sd_over_usb.c
View File

@ -23,7 +23,7 @@
#include "sd_over_usb.h"
#include "scsi.h"
bool scsi_running = false;
volatile bool scsi_running = false;
usb_request_status_t report_max_lun(
usb_endpoint_t* const endpoint,