diff options
Diffstat (limited to 'Bootloaders/HID/BootloaderHID.c')
| -rw-r--r-- | Bootloaders/HID/BootloaderHID.c | 29 |
1 files changed, 15 insertions, 14 deletions
diff --git a/Bootloaders/HID/BootloaderHID.c b/Bootloaders/HID/BootloaderHID.c index f4cb0f1a1..500d3fecb 100644 --- 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; } } + |