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author | Dean Camera <dean@fourwalledcubicle.com> | 2012-06-09 13:39:56 +0000 |
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committer | Dean Camera <dean@fourwalledcubicle.com> | 2012-06-09 13:39:56 +0000 |
commit | 61b5740a2525ca0ecf747ed1e5cb3221d6deec67 (patch) | |
tree | 5add73e0b3a9819013d8a47d75a7eb47a3cfece2 /Bootloaders | |
parent | cd0bd7bf90e7e64a42b1efcee5a60cfdfc91d7a2 (diff) | |
download | lufa-61b5740a2525ca0ecf747ed1e5cb3221d6deec67.tar.gz lufa-61b5740a2525ca0ecf747ed1e5cb3221d6deec67.tar.bz2 lufa-61b5740a2525ca0ecf747ed1e5cb3221d6deec67.zip |
Clean up bootloader makefile comments.
Diffstat (limited to 'Bootloaders')
-rw-r--r-- | Bootloaders/CDC/makefile | 13 | ||||
-rw-r--r-- | Bootloaders/DFU/makefile | 14 | ||||
-rw-r--r-- | Bootloaders/HID/makefile | 15 |
3 files changed, 17 insertions, 25 deletions
diff --git a/Bootloaders/CDC/makefile b/Bootloaders/CDC/makefile index 877edc5dd..68bf4c63f 100644 --- a/Bootloaders/CDC/makefile +++ b/Bootloaders/CDC/makefile @@ -9,17 +9,14 @@ # LUFA Project Makefile. # -------------------------------------- -# Starting byte address of the bootloader, as a byte address - computed via the formula -# BOOT_START = ((FLASH_SIZE_KB - BOOT_SECTION_SIZE_KB) * 1024) -# -# Note that the bootloader size and start address given in AVRStudio is in words and not -# bytes, and so will need to be doubled to obtain the byte address needed by AVR-GCC. +# Flash size and bootloader section sizes of the target, in KB. These must +# match the target's total FLASH size and the bootloader size set in the +# device's fuses. FLASH_SIZE_KB := 128 BOOT_SECTION_SIZE_KB := 8 -# 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. +# Bootloader address calculations (requires the "bc" unix utility) - do +# not modify these calculations, but rather modify the depedant values above. 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) - 96)" | bc) diff --git a/Bootloaders/DFU/makefile b/Bootloaders/DFU/makefile index f4968fddb..a39a83aec 100644 --- a/Bootloaders/DFU/makefile +++ b/Bootloaders/DFU/makefile @@ -9,17 +9,15 @@ # LUFA Project Makefile. # -------------------------------------- -# Starting byte address of the bootloader, as a byte address - computed via the formula -# BOOT_START = ((FLASH_SIZE_KB - BOOT_SECTION_SIZE_KB) * 1024) -# -# Note that the bootloader size and start address given in AVRStudio is in words and not -# bytes, and so will need to be doubled to obtain the byte address needed by AVR-GCC. +# Flash size and bootloader section sizes of the target, in KB. These must +# match the target's total FLASH size and the bootloader size set in the +# device's fuses. FLASH_SIZE_KB := 128 BOOT_SECTION_SIZE_KB := 8 -# 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. +# Bootloader address calculations (requires the "bc" unix utility) - do +# not modify these calculations, but rather modify the depedant values above. +CALC_ADDRESS_HEX = $(shell echo "obase=16; $(1)" | bc) BOOT_START := 0x$(shell echo "obase=16; ($(FLASH_SIZE_KB) - $(BOOT_SECTION_SIZE_KB)) * 1024" | bc) BOOT_API_TABLESTART := 0x$(shell echo "obase=16; (($(FLASH_SIZE_KB) * 1024) - 96)" | bc) diff --git a/Bootloaders/HID/makefile b/Bootloaders/HID/makefile index b8f385ce7..8df1c3f45 100644 --- a/Bootloaders/HID/makefile +++ b/Bootloaders/HID/makefile @@ -9,19 +9,16 @@ # LUFA Project Makefile. # -------------------------------------- -# Starting byte address of the bootloader, as a byte address - computed via the formula -# BOOT_START = ((FLASH_SIZE_KB - BOOT_SECTION_SIZE_KB) * 1024) -# -# Note that the bootloader size and start address given in AVRStudio is in words and not -# bytes, and so will need to be doubled to obtain the byte address needed by AVR-GCC. +# Flash size and bootloader section sizes of the target, in KB. These must +# match the target's total FLASH size and the bootloader size set in the +# device's fuses. FLASH_SIZE_KB := 128 BOOT_SECTION_SIZE_KB := 8 -# Formulas used to calculate the starting address of the Bootloader section, and the User Application -# API jump table (for more information on the latter, see the bootloader documentation). These formulas -# should not need to be altered - modify the FLASH_SIZE_KB and BOOT_SECTION_KB values above instead. +# Bootloader address calculations (requires the "bc" unix utility) - do +# not modify these calculations, but rather modify the depedant values above. BOOT_START := 0x$(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) - 96)" | bc) + MCU = at90usb1287 ARCH = AVR8 |