From bc3db793e9867567bc881942845c7d84c2b09e37 Mon Sep 17 00:00:00 2001 From: Dean Camera Date: Sun, 15 Jan 2012 14:07:14 +0000 Subject: Minor bootloader tweaks; make some functions static where possible to reduce the compiled binary size, add additional comments to the makefiles. --- Bootloaders/DFU/makefile | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'Bootloaders/DFU/makefile') diff --git a/Bootloaders/DFU/makefile b/Bootloaders/DFU/makefile index 87cfd072e..14cf3a46f 100644 --- a/Bootloaders/DFU/makefile +++ b/Bootloaders/DFU/makefile @@ -96,6 +96,11 @@ F_USB = $(F_CPU) # bytes, and so will need to be doubled to obtain the byte address needed by AVR-GCC. FLASH_SIZE_KB = 128 BOOT_SECTION_SIZE_KB = 4 + + +# Formulas used to calculate the starting address of the Bootloader section, and the User Application +# API jump table (for more information on the latter, see the bootloader documentation). These formulas +# should not need to be altered - modify the FLASH_SIZE_KB and BOOT_SECTION_KB values above instead. BOOT_START = 0x$(shell echo "obase=16; ($(FLASH_SIZE_KB) - $(BOOT_SECTION_SIZE_KB)) * 1024" | bc) BOOT_API_TABLESTART = 0x$(shell echo "obase=16; (($(FLASH_SIZE_KB) * 1024) - 32)" | bc) -- cgit v1.2.3