Implement working (if useless) USB on F411

2 files changed, 6 insertions, 2 deletions

diff --git a/supervisor/shared/usb/usb.c b/supervisor/shared/usb/usb.c
index 12db84308..bccdca622 100644
--- a/supervisor/shared/usb/usb.c
+++ b/supervisor/shared/usb/usb.c
@@ -60,10 +60,14 @@ bool usb_enabled(void) {
 
 void usb_init(void) {
     init_usb_hardware();
-    load_serial_number();
+    //load_serial_number();
 
     tusb_init();
 
+    while(1) {
+        tud_task();
+    }
+
 #if MICROPY_KBD_EXCEPTION
     // Set Ctrl+C as wanted char, tud_cdc_rx_wanted_cb() callback will be invoked when Ctrl+C is received
     // This callback always got invoked regardless of mp_interrupt_char value since we only set it once here
diff --git a/supervisor/shared/usb/usb_msc_flash.c b/supervisor/shared/usb/usb_msc_flash.c
index 205cb7b50..a1ab46454 100644
--- a/supervisor/shared/usb/usb_msc_flash.c
+++ b/supervisor/shared/usb/usb_msc_flash.c
@@ -197,7 +197,7 @@ bool tud_msc_test_unit_ready_cb(uint8_t lun) {
 // Invoked when received Start Stop Unit command
 // - Start = 0 : stopped power mode, if load_eject = 1 : unload disk storage
 // - Start = 1 : active mode, if load_eject = 1 : load disk storage
-bool tud_msc_start_stop_cb(uint8_t lun, uint8_t power_condition, bool start, bool load_eject) {
+void tud_msc_start_stop_cb(uint8_t lun, uint8_t power_condition, bool start, bool load_eject) {
     if (load_eject) {
         if (lun > 1) {
             return false;