X-Git-Url: http://git.linex4red.de/pub/USBasp.git/blobdiff_plain/513db46548c4757d912d158d0e261520c9ee608c..e9029d49d5455ec146d2e87436d43d747d6c657a:/Bootloaders/DFU/BootloaderDFU.c

diff --git a/Bootloaders/DFU/BootloaderDFU.c b/Bootloaders/DFU/BootloaderDFU.c
index 9f6166075..078d59deb 100644
--- a/Bootloaders/DFU/BootloaderDFU.c
+++ b/Bootloaders/DFU/BootloaderDFU.c
@@ -87,7 +87,7 @@ static uint8_t Flash64KBPage = 0;
  */
 static uint16_t StartAddr = 0x0000;
 
-/** Memory end address, indicating the end address to read to/write from in the memory being addressed (either FLASH
+/** Memory end address, indicating the end address to read from/write to in the memory being addressed (either FLASH
  *  of EEPROM depending on the issued command from the host).
  */
 static uint16_t EndAddr = 0x0000;
@@ -99,6 +99,10 @@ static uint16_t EndAddr = 0x0000;
  */
 int main(void)
 {
+	/* Force a reference to the API jump table to prevent the linker from discarding it */
+	uint8_t* volatile Dummy = BootloaderAPI_JumpTable;
+	(void)Dummy;
+
 	/* Configure hardware required by the bootloader */
 	SetupHardware();
 
@@ -181,10 +185,7 @@ ISR(TIMER1_OVF_vect, ISR_BLOCK)
  *  internally.
  */
 void EVENT_USB_Device_ControlRequest(void)
-{
-	/* Get the size of the command and data from the wLength value */
-	SentCommand.DataSize = USB_ControlRequest.wLength;
-	
+{	
 	/* Ignore any requests that aren't directed to the DFU interface */
 	if ((USB_ControlRequest.bmRequestType & (CONTROL_REQTYPE_TYPE | CONTROL_REQTYPE_RECIPIENT)) !=
 	    (REQTYPE_CLASS | REQREC_INTERFACE))
@@ -192,6 +193,12 @@ void EVENT_USB_Device_ControlRequest(void)
 		return;
 	}
 
+	/* Activity - toggle indicator LEDs */
+	LEDs_ToggleLEDs(LEDS_LED1 | LEDS_LED2);
+
+	/* Get the size of the command and data from the wLength value */
+	SentCommand.DataSize = USB_ControlRequest.wLength;
+
 	switch (USB_ControlRequest.bRequest)
 	{
 		case DFU_REQ_DNLOAD:
@@ -739,4 +746,3 @@ static void ProcessReadCommand(void)
 	else if (IS_ONEBYTE_COMMAND(SentCommand.Data, 0x01))                    // Read signature byte
 	  ResponseByte = SignatureInfo[DataIndexToRead - 0x30];
 }
-