From 5eec4f6815221e78c06cc132df258f38d5b46cd8 Mon Sep 17 00:00:00 2001 From: cpldcpu Date: Fri, 6 Dec 2013 15:46:47 +0100 Subject: custom crt, remove tiny85flashinit, UNTESTED --- firmware/Makefile | 11 ++++++----- 1 file changed, 6 insertions(+), 5 deletions(-) (limited to 'firmware/Makefile') diff --git a/firmware/Makefile b/firmware/Makefile index 95a48e7..0905d0a 100644 --- a/firmware/Makefile +++ b/firmware/Makefile @@ -24,7 +24,7 @@ LOCKOPT = -U lock:w:0x2f:m # - for the size of your device (8kb = 1024 * 8 = 8192) subtract above value 2124... = 6068 # - How many pages in is that? 6068 / 64 (tiny85 page size in bytes) = 94.8125 # - round that down to 94 - our new bootloader address is 94 * 64 = 6016, in hex = 1780 -BOOTLOADER_ADDRESS = 1800 +BOOTLOADER_ADDRESS = 1880 PROGRAMMER = -c USBasp # PROGRAMMER contains AVRDUDE options to address your programmer @@ -149,10 +149,11 @@ CC = avr-gcc DEFINES = -DBOOTLOADER_ADDRESS=0x$(BOOTLOADER_ADDRESS) #-DDEBUG_LEVEL=2 # Remove the -fno-* options when you use gcc 3, it does not understand them # -CFLAGS = -g2 -ffunction-sections -fdata-sections -fpack-struct -Wall -Os -fno-inline-small-functions -fno-move-loop-invariants -fno-tree-scev-cprop -I. -Ilibs-device -mmcu=$(DEVICE) -DF_CPU=$(F_CPU) $(DEFINES) -LDFLAGS = -Wl,--relax,--gc-sections -Wl,--section-start=.text=$(BOOTLOADER_ADDRESS),-Map=main.map +CFLAGS = -g2 -nostartfiles -ffunction-sections -fdata-sections -fpack-struct -Wall -Os -fno-inline-small-functions -fno-move-loop-invariants -fno-tree-scev-cprop -I. -Ilibs-device -mmcu=$(DEVICE) -DF_CPU=$(F_CPU) $(DEFINES) +LDFLAGS = -Wl,--relax,--section-start=.text=$(BOOTLOADER_ADDRESS),-Map=main.map,--section-start=.zerotable=0 -OBJECTS = usbdrv/usbdrvasm.o usbdrv/oddebug.o main.o + +OBJECTS = crt1.o usbdrv/usbdrvasm.o usbdrv/oddebug.o main.o OBJECTS += libs-device/osccalASM.o # symbolic targets: all: main.hex @@ -197,7 +198,7 @@ main.bin: $(OBJECTS) main.hex: main.bin rm -f main.hex main.eep.hex - avr-objcopy -j .text -j .data -O ihex main.bin main.hex + avr-objcopy -j .text -j .zerotable -j .data -O ihex main.bin main.hex avr-size main.hex disasm: main.bin -- cgit v1.2.3