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[pub/USBasp.git] / Bootloaders / HID / BootloaderHID.c

diff --git a/Bootloaders/HID/BootloaderHID.c b/Bootloaders/HID/BootloaderHID.c
index f4cb0f1..500d3fe 100644 (file)
--- a/Bootloaders/HID/BootloaderHID.c
+++ b/Bootloaders/HID/BootloaderHID.c
@@ -9,13 +9,13 @@
 /*
   Copyright 2011  Dean Camera (dean [at] fourwalledcubicle [dot] com)
 
-  Permission to use, copy, modify, distribute, and sell this 
+  Permission to use, copy, modify, distribute, and sell this
   software and its documentation for any purpose is hereby granted
-  without fee, provided that the above copyright notice appear in 
+  without fee, provided that the above copyright notice appear in
   all copies and that both that the copyright notice and this
-  permission notice and warranty disclaimer appear in supporting 
-  documentation, and that the name of the author not be used in 
-  advertising or publicity pertaining to distribution of the 
+  permission notice and warranty disclaimer appear in supporting
+  documentation, and that the name of the author not be used in
+  advertising or publicity pertaining to distribution of the
   software without specific, written prior permission.
 
   The author disclaim all warranties with regard to this
@@ -32,7 +32,7 @@
  *
  *  Main source file for the HID class bootloader. This file contains the complete bootloader logic.
  */
- 
+
 #include "BootloaderHID.h"
 
 /** Flag to indicate if the bootloader should be running, or should exit and allow the application code to run
@@ -41,20 +41,20 @@
  */
 static bool RunBootloader = true;
 
-/** Main program entry point. This routine configures the hardware required by the bootloader, then continuously 
+/** Main program entry point. This routine configures the hardware required by the bootloader, then continuously
  *  runs the bootloader processing routine until instructed to soft-exit.
  */
 int main(void)
 {
        /* Setup hardware required for the bootloader */
        SetupHardware();
-       
+
        /* Enable global interrupts so that the USB stack can function */
        sei();
 
        while (RunBootloader)
          USB_USBTask();
-       
+
        /* Disconnect from the host - USB interface will be reset later along with the AVR */
        USB_Detach();
 
@@ -108,17 +108,17 @@ void EVENT_USB_Device_ControlRequest(void)
        {
                case HID_REQ_SetReport:
                        Endpoint_ClearSETUP();
-                       
+
                        /* Wait until the command has been sent by the host */
                        while (!(Endpoint_IsOUTReceived()));
-               
+
                        /* Read in the write destination address */
                        #if (FLASHEND > 0xFFFF)
                        uint32_t PageAddress = ((uint32_t)Endpoint_Read_16_LE() << 8);
                        #else
                        uint16_t PageAddress = Endpoint_Read_16_LE();
                        #endif
-                       
+
                        /* Check if the command is a program page command, or a start application command */
                        #if (FLASHEND > 0xFFFF)
                        if ((uint16_t)(PageAddress >> 8) == COMMAND_STARTAPPLICATION)
@@ -133,9 +133,9 @@ void EVENT_USB_Device_ControlRequest(void)
                                /* Erase the given FLASH page, ready to be programmed */
                                boot_page_erase(PageAddress);
                                boot_spm_busy_wait();
-                               
+
                                /* Write each of the FLASH page's bytes in sequence */
-                               for (uint8_t PageWord = 0; PageWord < (SPM_PAGESIZE / 2); PageWord++)                           
+                               for (uint8_t PageWord = 0; PageWord < (SPM_PAGESIZE / 2); PageWord++)
                                {
                                        /* Check if endpoint is empty - if so clear it and wait until ready for next packet */
                                        if (!(Endpoint_BytesInEndpoint()))
@@ -162,3 +162,4 @@ void EVENT_USB_Device_ControlRequest(void)
                        break;
        }
 }
+