X-Git-Url: http://git.linex4red.de/pub/USBasp.git/blobdiff_plain/e5e7eaee7af719cee00a8c2cb6fb4649dde0aa05..76d5e99bb8765030a7f99e7b5adf9bae7f92e0ba:/Demos/Device/MassStorage/MassStorage.c diff --git a/Demos/Device/MassStorage/MassStorage.c b/Demos/Device/MassStorage/MassStorage.c index 8c7db9322..c50ca3dde 100644 --- a/Demos/Device/MassStorage/MassStorage.c +++ b/Demos/Device/MassStorage/MassStorage.c @@ -85,19 +85,6 @@ int main(void) Scheduler_Start(); } -/** Event handler for the USB_Reset event. This fires when the USB interface is reset by the USB host, before the - * enumeration process begins, and enables the control endpoint interrupt so that control requests can be handled - * asynchronously when they arrive rather than when the control endpoint is polled manually. - */ -EVENT_HANDLER(USB_Reset) -{ - /* Select the control endpoint */ - Endpoint_SelectEndpoint(ENDPOINT_CONTROLEP); - - /* Enable the endpoint SETUP interrupt ISR for the control endpoint */ - USB_INT_Enable(ENDPOINT_INT_SETUP); -} - /** Event handler for the USB_Connect event. This indicates that the device is enumerating via the status LEDs. */ EVENT_HANDLER(USB_Connect) { @@ -148,10 +135,10 @@ EVENT_HANDLER(USB_ConfigurationChanged) EVENT_HANDLER(USB_UnhandledControlPacket) { /* Process UFI specific control requests */ - switch (bRequest) + switch (USB_ControlRequest.bRequest) { case REQ_MassStorageReset: - if (bmRequestType == (REQDIR_HOSTTODEVICE | REQTYPE_CLASS | REQREC_INTERFACE)) + if (USB_ControlRequest.bmRequestType == (REQDIR_HOSTTODEVICE | REQTYPE_CLASS | REQREC_INTERFACE)) { Endpoint_ClearSETUP(); @@ -165,7 +152,7 @@ EVENT_HANDLER(USB_UnhandledControlPacket) break; case REQ_GetMaxLUN: - if (bmRequestType == (REQDIR_DEVICETOHOST | REQTYPE_CLASS | REQREC_INTERFACE)) + if (USB_ControlRequest.bmRequestType == (REQDIR_DEVICETOHOST | REQTYPE_CLASS | REQREC_INTERFACE)) { Endpoint_ClearSETUP(); @@ -376,24 +363,3 @@ STREAM_CALLBACK(AbortOnMassStoreReset) /* Continue with the current stream operation */ return STREAMCALLBACK_Continue; } - -/** ISR for the general Pipe/Endpoint interrupt vector. This ISR fires when a control request has been issued to the control endpoint, - * so that the request can be processed. As several elements of the Mass Storage implementation require asynchronous control requests - * (such as endpoint stall clearing and Mass Storage Reset requests during data transfers) this is done via interrupts rather than - * polling so that they can be processed regardless of the rest of the application's state. - */ -ISR(ENDPOINT_PIPE_vect, ISR_BLOCK) -{ - /* Check if the control endpoint has received a request */ - if (Endpoint_HasEndpointInterrupted(ENDPOINT_CONTROLEP)) - { - /* Clear the endpoint interrupt */ - Endpoint_ClearEndpointInterrupt(ENDPOINT_CONTROLEP); - - /* Process the control request */ - USB_USBTask(); - - /* Handshake the endpoint setup interrupt - must be after the call to USB_USBTask() */ - USB_INT_Clear(ENDPOINT_INT_SETUP); - } -}